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16 Commits

Author SHA1 Message Date
Daniel Nelson
2bc5594b44 Add release date for 1.3.0 2017-05-15 20:05:22 -07:00
Daniel Nelson
99b53c8745 Add back the changelog entry for 2141 2017-05-15 12:56:11 -07:00
Daniel Nelson
27b89dff48 Only split metrics if there is an udp output (#2799) 2017-05-12 15:34:31 -07:00
Sebastian Borza
b16eb6eae6 split metrics based on UDPPayload size (#2795) 2017-05-12 14:42:18 -07:00
Daniel Nelson
feaf76913b Add missing plugins to README 2017-05-09 13:51:26 -07:00
Daniel Nelson
ff704fbe0d Add SLES11 support to rpm package (#2768) 2017-05-05 14:30:31 -07:00
Sébastien
ebef47f56a fix systemd path in order to add compatibility with SuSe (#2499) 2017-05-05 14:30:24 -07:00
Daniel Nelson
18fd2d987d Return an error if no valid patterns. (#2753) 2017-05-02 14:55:16 -07:00
Alexander Blagoev
5e70cb3e44 Improve redis input documentation (#2708) 2017-05-02 14:12:09 -07:00
Patrick Hemmer
ce203dc687 fix close on closed socket_writer (#2748) 2017-05-02 11:07:58 -07:00
Daniel Nelson
b0a2e8e1bd Add initial documentation for rabbitmq input. (#2745) 2017-05-01 18:57:19 -07:00
Daniel Nelson
499495f844 Don't log error creating database on connect (#2740)
closes #2739
2017-04-28 15:59:28 -07:00
Daniel Nelson
20ab8fb2c3 Update telegraf.conf 2017-04-28 13:49:09 -07:00
Daniel Nelson
bc474d3a53 Clarify retention policy option for influxdb output
closes #2696
2017-04-28 13:48:24 -07:00
Daniel Nelson
547be87d79 Clarify retention policy option for influxdb output
closes #2696
2017-04-28 13:43:00 -07:00
Daniel Nelson
619d4d5d29 Use go 1.8.1 for CI and Release builds (#2732) 2017-04-27 16:22:41 -07:00
656 changed files with 14820 additions and 96357 deletions

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---
defaults:
defaults: &defaults
working_directory: '/go/src/github.com/influxdata/telegraf'
go-1_9: &go-1_9
docker:
- image: 'circleci/golang:1.9.7'
go-1_10: &go-1_10
docker:
- image: 'circleci/golang:1.10.3'
version: 2
jobs:
deps:
<<: [ *defaults, *go-1_10 ]
steps:
- checkout
- restore_cache:
key: vendor-{{ checksum "Gopkg.lock" }}
- run: 'make deps'
- save_cache:
name: 'vendored deps'
key: vendor-{{ checksum "Gopkg.lock" }}
paths:
- './vendor'
- persist_to_workspace:
root: '/go/src'
paths:
- '*'
test-go-1.9:
<<: [ *defaults, *go-1_9 ]
steps:
- attach_workspace:
at: '/go/src'
- run: 'make test-ci'
test-go-1.10:
<<: [ *defaults, *go-1_10 ]
steps:
- attach_workspace:
at: '/go/src'
- run: 'make test-ci'
- run: 'GOARCH=386 make test-ci'
release:
<<: [ *defaults, *go-1_10 ]
steps:
- attach_workspace:
at: '/go/src'
- run: './scripts/release.sh'
- store_artifacts:
path: './artifacts'
destination: '.'
nightly:
<<: [ *defaults, *go-1_10 ]
steps:
- attach_workspace:
at: '/go/src'
- run: './scripts/release.sh'
- store_artifacts:
path: './artifacts'
destination: '.'
workflows:
version: 2
build_and_release:
jobs:
- 'deps'
- 'test-go-1.9':
requires:
- 'deps'
- 'test-go-1.10':
requires:
- 'deps'
- 'release':
requires:
- 'test-go-1.9'
- 'test-go-1.10'
nightly:
jobs:
- 'deps'
- 'test-go-1.9':
requires:
- 'deps'
- 'test-go-1.10':
requires:
- 'deps'
- 'nightly':
requires:
- 'test-go-1.9'
- 'test-go-1.10'
triggers:
- schedule:
cron: "0 7 * * *"
filters:
branches:
only:
- master

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.github/ISSUE_TEMPLATE.md vendored Normal file
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## Directions
GitHub Issues are reserved for actionable bug reports and feature requests.
General questions should be asked at the [InfluxData Community](https://community.influxdata.com) site.
Before opening an issue, search for similar bug reports or feature requests on GitHub Issues.
If no similar issue can be found, fill out either the "Bug Report" or the "Feature Request" section below.
Erase the other section and everything on and above this line.
*Please note, the quickest way to fix a bug is to open a Pull Request.*
## Bug report
### Relevant telegraf.conf:
### System info:
[Include Telegraf version, operating system name, and other relevant details]
### Steps to reproduce:
1. ...
2. ...
### Expected behavior:
### Actual behavior:
### Additional info:
[Include gist of relevant config, logs, etc.]
## Feature Request
Opening a feature request kicks off a discussion.
### Proposal:
### Current behavior:
### Desired behavior:
### Use case: [Why is this important (helps with prioritizing requests)]

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---
name: Bug report
about: Create a report to help us improve
---
### Relevant telegraf.conf:
### System info:
[Include Telegraf version, operating system name, and other relevant details]
### Steps to reproduce:
1. ...
2. ...
### Expected behavior:
### Actual behavior:
### Additional info:
[Include gist of relevant config, logs, etc.]

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---
name: Feature request
about: Suggest an idea for this project
---
## Feature Request
Opening a feature request kicks off a discussion.
### Proposal:
### Current behavior:
### Desired behavior:
### Use case: [Why is this important (helps with prioritizing requests)]

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### Required for all PRs:
- [ ] Signed [CLA](https://influxdata.com/community/cla/).
- [ ] Associated README.md updated.
- [ ] Has appropriate unit tests.
- [ ] CHANGELOG.md updated (we recommend not updating this until the PR has been approved by a maintainer)
- [ ] Sign [CLA](https://influxdata.com/community/cla/) (if not already signed)
- [ ] README.md updated (if adding a new plugin)

10
.gitignore vendored
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/build
build
tivan
.vagrant
/telegraf
/telegraf.exe
/telegraf.gz
/vendor
.idea
*~
*#

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## v1.8 [unreleased]
### Release Notes
### New Inputs
- [tengine](./plugins/inputs/tengine/README.md) - Contributed by @ertaoxu
### New Processors
- [enum](./plugins/processors/enum/README.md) - Contributed by @KarstenSchnitter
### New Aggregators
- [valuecounter](./plugins/aggregators/valuecounter/README.md) - Contributed by @piotr1212
### Features
- [#4236](https://github.com/influxdata/telegraf/pull/4236): Add SSL/TLS support to redis input.
- [#4160](https://github.com/influxdata/telegraf/pull/4160): Add tengine input plugin.
- [#4262](https://github.com/influxdata/telegraf/pull/4262): Add power draw field to nvidia_smi plugin.
- [#4271](https://github.com/influxdata/telegraf/pull/4271): Add support for solr 7 to the solr input.
- [#4281](https://github.com/influxdata/telegraf/pull/4281): Add owner tag on partitions in burrow input.
- [#4259](https://github.com/influxdata/telegraf/pull/4259): Add container status tag to docker input.
- [#3523](https://github.com/influxdata/telegraf/pull/3523): Add valuecounter aggregator plugin.
- [#4307](https://github.com/influxdata/telegraf/pull/4307): Add new measurement with results of pgrep lookup to procstat input.
- [#4311](https://github.com/influxdata/telegraf/pull/4311): Add support for comma in logparser timestamp format.
- [#4292](https://github.com/influxdata/telegraf/pull/4292): Add path tag to tail input plugin.
- [#4322](https://github.com/influxdata/telegraf/pull/4322): Add log message when tail is added or removed from a file.
- [#4267](https://github.com/influxdata/telegraf/pull/4267): Add option to use of counter time in win perf counters.
- [#4343](https://github.com/influxdata/telegraf/pull/4343): Add energy and power field and device id tag to fibaro input.
- [#4347](https://github.com/influxdata/telegraf/pull/4347): Add http path configuration for OpenTSDB output.
- [#4352](https://github.com/influxdata/telegraf/pull/4352): Gather IPMI metrics concurrently.
- [#4362](https://github.com/influxdata/telegraf/pull/4362): Add mongo document and connection metrics.
- [#3772](https://github.com/influxdata/telegraf/pull/3772): Add Enum Processor.
## v1.7.1 [2018-07-03]
### Bugfixes
- [#4277](https://github.com/influxdata/telegraf/pull/4277): Treat sigterm as a clean shutdown signal.
- [#4284](https://github.com/influxdata/telegraf/pull/4284): Fix selection of tags under nested objects in the JSON parser.
- [#4135](https://github.com/influxdata/telegraf/issues/4135): Fix postfix input handling multi-level queues.
- [#4334](https://github.com/influxdata/telegraf/pull/4334): Fix syslog timestamp parsing with single digit day of month.
- [#2910](https://github.com/influxdata/telegraf/issues/2910): Handle mysql input variations in the user_statistics collecting.
- [#4293](https://github.com/influxdata/telegraf/issues/4293): Fix minmax and basicstats aggregators to use uint64.
- [#4290](https://github.com/influxdata/telegraf/issues/4290): Document swap input plugin.
- [#4316](https://github.com/influxdata/telegraf/issues/4316): Fix incorrect precision being applied to metric in http_listener.
## v1.7 [2018-06-12]
### Release Notes
- The `cassandra` input plugin has been deprecated in favor of the `jolokia2`
input plugin which is much more configurable and more performant. There is
an [example configuration](./plugins/inputs/jolokia2/examples) to help you
get started.
- For plugins supporting TLS, you can now specify the certificate and keys
using `tls_ca`, `tls_cert`, `tls_key`. These options behave the same as
the, now deprecated, `ssl` forms.
### New Inputs
- [aurora](./plugins/inputs/aurora/README.md) - Contributed by @influxdata
- [burrow](./plugins/inputs/burrow/README.md) - Contributed by @arkady-emelyanov
- [fibaro](./plugins/inputs/fibaro/README.md) - Contributed by @dynek
- [jti_openconfig_telemetry](./plugins/inputs/jti_openconfig_telemetry/README.md) - Contributed by @ajhai
- [mcrouter](./plugins/inputs/mcrouter/README.md) - Contributed by @cthayer
- [nvidia_smi](./plugins/inputs/nvidia_smi/README.md) - Contributed by @jackzampolin
- [syslog](./plugins/inputs/syslog/README.md) - Contributed by @influxdata
### New Processors
- [converter](./plugins/processors/converter/README.md) - Contributed by @influxdata
- [regex](./plugins/processors/regex/README.md) - Contributed by @44px
- [topk](./plugins/processors/topk/README.md) - Contributed by @mirath
### New Outputs
- [http](./plugins/outputs/http/README.md) - Contributed by @Dark0096
- [application_insights](./plugins/outputs/application_insights/README.md): Contribute by @karolz-ms
### Features
- [#3964](https://github.com/influxdata/telegraf/pull/3964): Add repl_oplog_window_sec metric to mongodb input.
- [#3819](https://github.com/influxdata/telegraf/pull/3819): Add per-host shard metrics in mongodb input.
- [#3999](https://github.com/influxdata/telegraf/pull/3999): Skip files with leading `..` in config directory.
- [#4021](https://github.com/influxdata/telegraf/pull/4021): Add TLS support to socket_writer and socket_listener plugins.
- [#4025](https://github.com/influxdata/telegraf/pull/4025): Add snmp input option to strip non fixed length index suffixes.
- [#4035](https://github.com/influxdata/telegraf/pull/4035): Add server version tag to docker input.
- [#4044](https://github.com/influxdata/telegraf/pull/4044): Add support for LeoFS 1.4 to leofs input.
- [#4068](https://github.com/influxdata/telegraf/pull/4068): Add parameter to force the interval of gather for sysstat.
- [#3877](https://github.com/influxdata/telegraf/pull/3877): Support busybox ping in the ping input.
- [#4077](https://github.com/influxdata/telegraf/pull/4077): Add input plugin for McRouter.
- [#4096](https://github.com/influxdata/telegraf/pull/4096): Add topk processor plugin.
- [#4114](https://github.com/influxdata/telegraf/pull/4114): Add cursor metrics to mongodb input.
- [#3455](https://github.com/influxdata/telegraf/pull/3455): Add tag/integer pair for result to net_response.
- [#4010](https://github.com/influxdata/telegraf/pull/3455): Add application_insights output plugin.
- [#4167](https://github.com/influxdata/telegraf/pull/4167): Added several important elasticsearch cluster health metrics.
- [#4094](https://github.com/influxdata/telegraf/pull/4094): Add batch mode to mqtt output.
- [#4158](https://github.com/influxdata/telegraf/pull/4158): Add aurora input plugin.
- [#3839](https://github.com/influxdata/telegraf/pull/3839): Add regex processor plugin.
- [#4165](https://github.com/influxdata/telegraf/pull/4165): Add support for Graphite 1.1 tags.
- [#4162](https://github.com/influxdata/telegraf/pull/4162): Add timeout option to sensors input.
- [#3489](https://github.com/influxdata/telegraf/pull/3489): Add burrow input plugin.
- [#3969](https://github.com/influxdata/telegraf/pull/3969): Add option to unbound module to use threads as tags.
- [#4183](https://github.com/influxdata/telegraf/pull/4183): Add support for TLS and username/password auth to aerospike input.
- [#4190](https://github.com/influxdata/telegraf/pull/4190): Add special syslog timestamp parser to grok parser that uses current year.
- [#4181](https://github.com/influxdata/telegraf/pull/4181): Add syslog input plugin.
- [#4212](https://github.com/influxdata/telegraf/pull/4212): Print the enabled aggregator and processor plugins on startup.
- [#3994](https://github.com/influxdata/telegraf/pull/3994): Add static routing_key option to amqp output.
- [#3995](https://github.com/influxdata/telegraf/pull/3995): Add passive mode exchange declaration option to amqp consumer input.
- [#4216](https://github.com/influxdata/telegraf/pull/4216): Add counter fields to pf input.
### Bugfixes
- [#4018](https://github.com/influxdata/telegraf/pull/4018): Write to working file outputs if any files are not writeable.
- [#4036](https://github.com/influxdata/telegraf/pull/4036): Add all win_perf_counters fields for a series in a single metric.
- [#4118](https://github.com/influxdata/telegraf/pull/4118): Report results of dns_query instead of 0ms on timeout.
- [#4155](https://github.com/influxdata/telegraf/pull/4155): Add consul service tags to metric.
- [#2879](https://github.com/influxdata/telegraf/issues/2879): Fix wildcards and multi instance processes in win_perf_counters.
- [#2468](https://github.com/influxdata/telegraf/issues/2468): Fix crash on 32-bit Windows in win_perf_counters.
- [#4198](https://github.com/influxdata/telegraf/issues/4198): Fix win_perf_counters not collecting at every interval.
- [#4227](https://github.com/influxdata/telegraf/issues/4227): Use same flags for all BSD family ping variants.
- [#4266](https://github.com/influxdata/telegraf/issues/4266): Remove tags with empty values from Wavefront output.
## v1.6.4 [2018-06-05]
### Bugfixes
- [#4203](https://github.com/influxdata/telegraf/issues/4203): Fix snmp overriding of auto-configured table fields.
- [#4218](https://github.com/influxdata/telegraf/issues/4218): Fix uint support in cloudwatch output.
- [#4188](https://github.com/influxdata/telegraf/pull/4188): Fix documentation of instance_name option in varnish input.
- [#4195](https://github.com/influxdata/telegraf/pull/4195): Revert to previous aerospike library version due to memory leak.
## v1.6.3 [2018-05-21]
### Bugfixes
- [#4127](https://github.com/influxdata/telegraf/issues/4127): Fix intermittent panic in aerospike input.
- [#4130](https://github.com/influxdata/telegraf/issues/4130): Fix connection leak in jolokia2_agent.
- [#4136](https://github.com/influxdata/telegraf/pull/4130): Fix jolokia2 timeout parsing.
- [#4142](https://github.com/influxdata/telegraf/pull/4142): Fix error parsing dropwizard metrics.
- [#4149](https://github.com/influxdata/telegraf/issues/4149): Fix librato output support for uint and bool.
- [#4176](https://github.com/influxdata/telegraf/pull/4176): Fix waitgroup deadlock if url is incorrect in apache input.
## v1.6.2 [2018-05-08]
### Bugfixes
- [#4078](https://github.com/influxdata/telegraf/pull/4078): Use same timestamp for fields in system input.
- [#4091](https://github.com/influxdata/telegraf/pull/4091): Fix handling of uint64 in datadog output.
- [#4099](https://github.com/influxdata/telegraf/pull/4099): Ignore UTF8 BOM in JSON parser.
- [#4104](https://github.com/influxdata/telegraf/issues/4104): Fix case for slave metrics in mysql input.
- [#4110](https://github.com/influxdata/telegraf/issues/4110): Fix uint support in cratedb output.
## v1.6.1 [2018-04-23]
### Bugfixes
- [#3835](https://github.com/influxdata/telegraf/issues/3835): Report mem input fields as gauges instead counters.
- [#4030](https://github.com/influxdata/telegraf/issues/4030): Fix graphite outputs unsigned integers in wrong format.
- [#4043](https://github.com/influxdata/telegraf/issues/4043): Report available fields if utmp is unreadable.
- [#4039](https://github.com/influxdata/telegraf/issues/4039): Fix potential "no fields" error writing to outputs.
- [#4037](https://github.com/influxdata/telegraf/issues/4037): Fix uptime reporting in system input when ran inside docker.
- [#3750](https://github.com/influxdata/telegraf/issues/3750): Fix mem input "cannot allocate memory" error on FreeBSD based systems.
- [#4056](https://github.com/influxdata/telegraf/pull/4056): Fix duplicate tags when overriding an existing tag.
- [#4062](https://github.com/influxdata/telegraf/pull/4062): Add server argument as first argument in unbound input.
- [#4063](https://github.com/influxdata/telegraf/issues/4063): Fix handling of floats with multiple leading zeroes.
- [#4064](https://github.com/influxdata/telegraf/issues/4064): Return errors in mongodb SSL/TLS configuration.
## v1.6 [2018-04-16]
### Release Notes
- The `mysql` input plugin has been updated fix a number of type convertion
issues. This may cause a `field type error` when inserting into InfluxDB due
the change of types.
To address this we have introduced a new `metric_version` option to control
enabling the new format. For in depth recommendations on upgrading please
reference the [mysql plugin documentation](./plugins/inputs/mysql/README.md#metric-version).
It is encouraged to migrate to the new model when possible as the old version
is deprecated and will be removed in a future version.
- The `postgresql` plugins now defaults to using a persistent connection to the database.
In environments where TCP connections are terminated the `max_lifetime`
setting should be set less than the collection `interval` to prevent errors.
- The `sqlserver` input plugin has a new query and data model that can be enabled
by setting `query_version = 2`. It is encouraged to migrate to the new
model when possible as the old version is deprecated and will be removed in
a future version.
- An option has been added to the `openldap` input plugin that reverses metric
name to improve grouping. This change is enabled when `reverse_metric_names = true`
is set. It is encouraged to enable this option when possible as the old
ordering is deprecated.
- The new `http` input configured with `data_format = "json"` can perform the
same task as the, now deprecated, `httpjson` input.
### New Inputs
- [http](./plugins/inputs/http/README.md) - Thanks to @grange74
- [ipset](./plugins/inputs/ipset/README.md) - Thanks to @sajoupa
- [nats](./plugins/inputs/nats/README.md) - Thanks to @mjs & @levex
### New Processors
- [override](./plugins/processors/override/README.md) - Thanks to @KarstenSchnitter
### New Parsers
- [dropwizard](./docs/DATA_FORMATS_INPUT.md#dropwizard) - Thanks to @atzoum
### Features
- [#3551](https://github.com/influxdata/telegraf/pull/3551): Add health status mapping from string to int in elasticsearch input.
- [#3580](https://github.com/influxdata/telegraf/pull/3580): Add control over which stats to gather in basicstats aggregator.
- [#3596](https://github.com/influxdata/telegraf/pull/3596): Add messages_delivered_get to rabbitmq input.
- [#3632](https://github.com/influxdata/telegraf/pull/3632): Add wired field to mem input.
- [#3619](https://github.com/influxdata/telegraf/pull/3619): Add support for gathering exchange metrics to the rabbitmq input.
- [#3565](https://github.com/influxdata/telegraf/pull/3565): Add support for additional metrics on Linux in zfs input.
- [#3524](https://github.com/influxdata/telegraf/pull/3524): Add available_entropy field to kernel input plugin.
- [#3643](https://github.com/influxdata/telegraf/pull/3643): Add user privilege level setting to IPMI sensors.
- [#2701](https://github.com/influxdata/telegraf/pull/2701): Use persistent connection to postgresql database.
- [#2846](https://github.com/influxdata/telegraf/pull/2846): Add support for dropwizard input format.
- [#3666](https://github.com/influxdata/telegraf/pull/3666): Add container health metrics to docker input.
- [#3687](https://github.com/influxdata/telegraf/pull/3687): Add support for using globs in devices list of diskio input plugin.
- [#2754](https://github.com/influxdata/telegraf/pull/2754): Allow running as console application on Windows.
- [#3703](https://github.com/influxdata/telegraf/pull/3703): Add listener counts and node running status to rabbitmq input.
- [#3674](https://github.com/influxdata/telegraf/pull/3674): Add NATS Monitoring Input Plugin.
- [#3702](https://github.com/influxdata/telegraf/pull/3702): Add ability to select which queues will be gathered in rabbitmq input.
- [#3726](https://github.com/influxdata/telegraf/pull/3726): Add support for setting bsd source address to the ping input.
- [#3346](https://github.com/influxdata/telegraf/pull/3346): Add Ipset input plugin.
- [#3719](https://github.com/influxdata/telegraf/pull/3719): Add TLS and HTTP basic auth to prometheus_client output.
- [#3618](https://github.com/influxdata/telegraf/pull/3618): Add new sqlserver output data model.
- [#3559](https://github.com/influxdata/telegraf/pull/3559): Add native Go method for finding pids to procstat.
- [#3722](https://github.com/influxdata/telegraf/pull/3722): Add additional metrics and reverse metric names option to openldap.
- [#3769](https://github.com/influxdata/telegraf/pull/3769): Add TLS support to the mesos input plugin.
- [#3546](https://github.com/influxdata/telegraf/pull/3546): Add http input plugin.
- [#3781](https://github.com/influxdata/telegraf/pull/3781): Add keep alive support to the TCP mode of statsd.
- [#3783](https://github.com/influxdata/telegraf/pull/3783): Support deadline in ping plugin.
- [#3765](https://github.com/influxdata/telegraf/pull/3765): Add option to disable labels in prometheus output for string fields.
- [#3808](https://github.com/influxdata/telegraf/pull/3808): Add shard server stats to the mongodb input plugin.
- [#3713](https://github.com/influxdata/telegraf/pull/3713): Add server option to unbound plugin.
- [#3804](https://github.com/influxdata/telegraf/pull/3804): Convert boolean metric values to float in datadog output.
- [#3799](https://github.com/influxdata/telegraf/pull/3799): Add Solr 3 compatibility.
- [#3797](https://github.com/influxdata/telegraf/pull/3797): Add sum stat to basicstats aggregator.
- [#3626](https://github.com/influxdata/telegraf/pull/3626): Add ability to override proxy from environment in http response.
- [#3853](https://github.com/influxdata/telegraf/pull/3853): Add host to ping timeout log message.
- [#3773](https://github.com/influxdata/telegraf/pull/3773): Add override processor.
- [#3814](https://github.com/influxdata/telegraf/pull/3814): Add status_code and result tags and result_type field to http_response input.
- [#3880](https://github.com/influxdata/telegraf/pull/3880): Added config flag to skip collection of network protocol metrics.
- [#3927](https://github.com/influxdata/telegraf/pull/3927): Add TLS support to kapacitor input.
- [#3496](https://github.com/influxdata/telegraf/pull/3496): Add HTTP basic auth support to the http_listener input.
- [#3452](https://github.com/influxdata/telegraf/issues/3452): Tags in output InfluxDB Line Protocol are now sorted.
- [#3631](https://github.com/influxdata/telegraf/issues/3631): InfluxDB Line Protocol parser now accepts DOS line endings.
- [#2496](https://github.com/influxdata/telegraf/issues/2496): An option has been added to skip database creation in the InfluxDB output.
- [#3366](https://github.com/influxdata/telegraf/issues/3366): Add support for connecting to InfluxDB over a unix domain socket.
- [#3946](https://github.com/influxdata/telegraf/pull/3946): Add optional unsigned integer support to the influx data format.
- [#3811](https://github.com/influxdata/telegraf/pull/3811): Add TLS support to zookeeper input.
- [#2737](https://github.com/influxdata/telegraf/issues/2737): Add filters for container state to docker input.
### Bugfixes
- [#1896](https://github.com/influxdata/telegraf/issues/1896): Fix various mysql data type conversions.
- [#3810](https://github.com/influxdata/telegraf/issues/3810): Fix metric buffer limit in internal plugin after reload.
- [#3801](https://github.com/influxdata/telegraf/issues/3801): Fix panic in http_response on invalid regex.
- [#3973](https://github.com/influxdata/telegraf/issues/3873): Fix socket_listener setting ReadBufferSize on tcp sockets.
- [#1575](https://github.com/influxdata/telegraf/issues/1575): Add tag for target url to phpfpm input.
- [#3868](https://github.com/influxdata/telegraf/issues/3868): Fix cannot unmarshal object error in DC/OS input.
- [#3648](https://github.com/influxdata/telegraf/issues/3648): Fix InfluxDB output not able to reconnect when server address changes.
- [#3957](https://github.com/influxdata/telegraf/issues/3957): Fix parsing of dos line endings in the smart input.
- [#3754](https://github.com/influxdata/telegraf/issues/3754): Fix precision truncation when no timestamp included.
- [#3655](https://github.com/influxdata/telegraf/issues/3655): Fix SNMPv3 connection with Cisco ASA 5515 in snmp input.
- [#3981](https://github.com/influxdata/telegraf/pull/3981): Export all vars defined in /etc/default/telegraf.
- [#4004](https://github.com/influxdata/telegraf/issues/4004): Allow grok pattern to contain newlines.
## v1.5.3 [2018-03-14]
### Bugfixes
- [#3729](https://github.com/influxdata/telegraf/issues/3729): Set path to / if HOST_MOUNT_PREFIX matches full path.
- [#3739](https://github.com/influxdata/telegraf/issues/3739): Remove userinfo from url tag in prometheus input.
- [#3778](https://github.com/influxdata/telegraf/issues/3778): Fix ping plugin not reporting zero durations.
- [#3697](https://github.com/influxdata/telegraf/issues/3697): Disable keepalive in mqtt output to prevent deadlock.
- [#3786](https://github.com/influxdata/telegraf/pull/3786): Fix collation difference in sqlserver input.
- [#3871](https://github.com/influxdata/telegraf/pull/3871): Fix uptime metric in passenger input plugin.
- [#3851](https://github.com/influxdata/telegraf/issues/3851): Add output of stderr in case of error to exec log message.
## v1.5.2 [2018-01-30]
### Bugfixes
- [#3684](https://github.com/influxdata/telegraf/pull/3684): Ignore empty lines in Graphite plaintext.
- [#3604](https://github.com/influxdata/telegraf/issues/3604): Fix index out of bounds error in solr input plugin.
- [#3680](https://github.com/influxdata/telegraf/pull/3680): Reconnect before sending graphite metrics if disconnected.
- [#3693](https://github.com/influxdata/telegraf/pull/3693): Align aggregator period with internal ticker to avoid skipping metrics.
- [#3629](https://github.com/influxdata/telegraf/issues/3629): Fix a potential deadlock when using aggregators.
- [#3697](https://github.com/influxdata/telegraf/issues/3697): Limit wait time for writes in mqtt output.
- [#3698](https://github.com/influxdata/telegraf/issues/3698): Revert change in graphite output where dot in field key was replaced by underscore.
- [#3710](https://github.com/influxdata/telegraf/issues/3710): Add timeout to wavefront output write.
- [#3725](https://github.com/influxdata/telegraf/issues/3725): Exclude master_replid fields from redis input.
## v1.5.1 [2018-01-10]
### Bugfixes
- [#3624](https://github.com/influxdata/telegraf/pull/3624): Fix name error in jolokia2_agent sample config.
- [#3625](https://github.com/influxdata/telegraf/pull/3625): Fix DC/OS login expiration time.
- [#3593](https://github.com/influxdata/telegraf/pull/3593): Set Content-Type charset in influxdb output and allow it be overridden.
- [#3594](https://github.com/influxdata/telegraf/pull/3594): Document permissions setup for postfix input.
- [#3633](https://github.com/influxdata/telegraf/pull/3633): Fix deliver_get field in rabbitmq input.
- [#3607](https://github.com/influxdata/telegraf/issues/3607): Escape environment variables during config toml parsing.
## v1.5 [2017-12-14]
### New Plugins
- [basicstats](./plugins/aggregators/basicstats/README.md) - Thanks to @toni-moreno
- [bond](./plugins/inputs/bond/README.md) - Thanks to @ildarsv
- [cratedb](./plugins/outputs/cratedb/README.md) - Thanks to @felixge
- [dcos](./plugins/inputs/dcos/README.md) - Thanks to @influxdata
- [jolokia2](./plugins/inputs/jolokia2/README.md) - Thanks to @dylanmei
- [nginx_plus](./plugins/inputs/nginx_plus/README.md) - Thanks to @mplonka & @poblahblahblah
- [opensmtpd](./plugins/inputs/opensmtpd/README.md) - Thanks to @aromeyer
- [particle](./plugins/inputs/webhooks/particle/README.md) - Thanks to @davidgs
- [pf](./plugins/inputs/pf/README.md) - Thanks to @nferch
- [postfix](./plugins/inputs/postfix/README.md) - Thanks to @phemmer
- [smart](./plugins/inputs/smart/README.md) - Thanks to @rickard-von-essen
- [solr](./plugins/inputs/solr/README.md) - Thanks to @ljagiello
- [teamspeak](./plugins/inputs/teamspeak/README.md) - Thanks to @p4ddy1
- [unbound](./plugins/inputs/unbound/README.md) - Thanks to @aromeyer
- [wavefront](./plugins/outputs/wavefront/README.md) - Thanks to @puckpuck
### Release Notes
- In the `kinesis` output, use of the `partition_key` and
`use_random_partitionkey` options has been deprecated in favor of the
`partition` subtable. This allows for more flexible methods to set the
partition key such as by metric name or by tag.
- With the release of the new improved `jolokia2` input, the legacy `jolokia`
plugin is deprecated and will be removed in a future release. Users of this
plugin are encouraged to update to the new `jolokia2` plugin.
- In the `postgresql` and `postgresql_extensible` plugins, the type of the oid
data type has changed from string to integer. It is recommended to drop
affected fields until a new shard is started. For details on how to
workaround this issue please see [#3622](https://github.com/influxdata/telegraf/issues/3622).
### Features
- [#3170](https://github.com/influxdata/telegraf/pull/3170): Add support for sharding based on metric name.
- [#3196](https://github.com/influxdata/telegraf/pull/3196): Add Kafka output plugin topic_suffix option.
- [#3027](https://github.com/influxdata/telegraf/pull/3027): Include mount mode option in disk metrics.
- [#3191](https://github.com/influxdata/telegraf/pull/3191): TLS and MTLS enhancements to HTTPListener input plugin.
- [#3213](https://github.com/influxdata/telegraf/pull/3213): Add polling method to logparser and tail inputs.
- [#3211](https://github.com/influxdata/telegraf/pull/3211): Add timeout option for kubernetes input.
- [#3234](https://github.com/influxdata/telegraf/pull/3234): Add support for timing sums in statsd input.
- [#2617](https://github.com/influxdata/telegraf/issues/2617): Add resource limit monitoring to procstat.
- [#3236](https://github.com/influxdata/telegraf/pull/3236): Add support for k8s service DNS discovery to prometheus input.
- [#3245](https://github.com/influxdata/telegraf/pull/3245): Add configurable metrics endpoint to prometheus output.
- [#3214](https://github.com/influxdata/telegraf/pull/3214): Add new nginx_plus input plugin.
- [#3215](https://github.com/influxdata/telegraf/pull/3215): Add support for NSQLookupd to nsq_consumer.
- [#2278](https://github.com/influxdata/telegraf/pull/2278): Add redesigned Jolokia input plugin.
- [#3106](https://github.com/influxdata/telegraf/pull/3106): Add configurable separator for metrics and fields in opentsdb output.
- [#1692](https://github.com/influxdata/telegraf/pull/1692): Add support for the rollbar occurrence webhook event.
- [#3160](https://github.com/influxdata/telegraf/pull/3160): Add Wavefront output plugin.
- [#3281](https://github.com/influxdata/telegraf/pull/3281): Add extra wired tiger cache metrics to mongodb input.
- [#3141](https://github.com/influxdata/telegraf/pull/3141): Collect Docker Swarm service metrics in docker input plugin.
- [#2449](https://github.com/influxdata/telegraf/pull/2449): Add smart input plugin for collecting S.M.A.R.T. data.
- [#3269](https://github.com/influxdata/telegraf/pull/3269): Add cluster health level configuration to elasticsearch input.
- [#3304](https://github.com/influxdata/telegraf/pull/3304): Add ability to limit node stats in elasticsearch input.
- [#2167](https://github.com/influxdata/telegraf/pull/2167): Add new basicstats aggregator.
- [#3344](https://github.com/influxdata/telegraf/pull/3344): Add UDP IPv6 support to statsd input.
- [#3350](https://github.com/influxdata/telegraf/pull/3350): Use labels in prometheus output for string fields.
- [#3358](https://github.com/influxdata/telegraf/pull/3358): Add support for decimal timestamps to ts-epoch modifier.
- [#3337](https://github.com/influxdata/telegraf/pull/3337): Add histogram and summary types and use in prometheus plugins.
- [#3365](https://github.com/influxdata/telegraf/pull/3365): Gather concurrently from snmp agents.
- [#3333](https://github.com/influxdata/telegraf/issues/3333): Perform DNS lookup before ping and report result.
- [#3398](https://github.com/influxdata/telegraf/issues/3398): Add instance name option to varnish plugin.
- [#3406](https://github.com/influxdata/telegraf/pull/3406): Add support for SSL settings to ElasticSearch output plugin.
- [#3315](https://github.com/influxdata/telegraf/pull/3315): Add Teamspeak 3 input plugin.
- [#3305](https://github.com/influxdata/telegraf/pull/3305): Add modification_time field to filestat input plugin.
- [#2019](https://github.com/influxdata/telegraf/pull/2019): Add Solr input plugin.
- [#3210](https://github.com/influxdata/telegraf/pull/3210): Add CrateDB output plugin.
- [#3459](https://github.com/influxdata/telegraf/pull/3459): Add systemd unit pid and cgroup matching to procstat.
- [#3477](https://github.com/influxdata/telegraf/pull/3477): Add Particle Webhook Plugin.
- [#3471](https://github.com/influxdata/telegraf/pull/3471): Use MAX() instead of SUM() for latency measurements in sqlserver.
- [#3490](https://github.com/influxdata/telegraf/pull/3490): Add index by week number to Elasticsearch output.
- [#3434](https://github.com/influxdata/telegraf/pull/3434): Add unbound input plugin.
- [#3449](https://github.com/influxdata/telegraf/pull/3449): Add opensmtpd input plugin.
- [#3470](https://github.com/influxdata/telegraf/pull/3470): Add support for tags in the index name in elasticsearch output.
- [#2553](https://github.com/influxdata/telegraf/pull/2553): Add postfix input plugin.
- [#3424](https://github.com/influxdata/telegraf/pull/3424): Add bond input plugin.
- [#3518](https://github.com/influxdata/telegraf/pull/3518): Add slab to mem plugin.
- [#3519](https://github.com/influxdata/telegraf/pull/3519): Add input plugin for DC/OS.
- [#3140](https://github.com/influxdata/telegraf/pull/3140): Add support for glob patterns in net input plugin.
- [#3405](https://github.com/influxdata/telegraf/pull/3405): Add input plugin for OpenBSD/FreeBSD pf.
- [#3528](https://github.com/influxdata/telegraf/pull/3528): Add option to amqp output to publish persistent messages.
- [#3530](https://github.com/influxdata/telegraf/pull/3530): Support I (idle) process state on procfs+Linux.
### Bugfixes
- [#3136](https://github.com/influxdata/telegraf/issues/3136): Fix webhooks input address in use during reload.
- [#3258](https://github.com/influxdata/telegraf/issues/3258): Unlock Statsd when stopping to prevent deadlock.
- [#3319](https://github.com/influxdata/telegraf/issues/3319): Fix cloudwatch output requires unneeded permissions.
- [#3351](https://github.com/influxdata/telegraf/issues/3351): Fix prometheus passthrough for existing value types.
- [#3430](https://github.com/influxdata/telegraf/issues/3430): Always ignore autofs filesystems in disk input.
- [#3326](https://github.com/influxdata/telegraf/issues/3326): Fail metrics parsing on unescaped quotes.
- [#3473](https://github.com/influxdata/telegraf/pull/3473): Whitelist allowed char classes for graphite output.
- [#3488](https://github.com/influxdata/telegraf/pull/3488): Use hexadecimal ids and lowercase names in zipkin input.
- [#3263](https://github.com/influxdata/telegraf/issues/3263): Fix snmp-tools output parsing with Windows EOLs.
- [#3447](https://github.com/influxdata/telegraf/issues/3447): Add shadow-utils dependency to rpm package.
- [#3448](https://github.com/influxdata/telegraf/issues/3448): Use deb-systemd-invoke to restart service.
- [#3553](https://github.com/influxdata/telegraf/issues/3553): Fix kafka_consumer outside range of offsets error.
- [#3568](https://github.com/influxdata/telegraf/issues/3568): Fix separation of multiple prometheus_client outputs.
- [#3577](https://github.com/influxdata/telegraf/issues/3577): Don't add system input uptime_format as a counter.
## v1.4.5 [2017-12-01]
### Bugfixes
- [#3500](https://github.com/influxdata/telegraf/issues/3500): Fix global variable collection when using interval_slow option in mysql input.
- [#3486](https://github.com/influxdata/telegraf/issues/3486): Fix error getting net connections info in netstat input.
- [#3529](https://github.com/influxdata/telegraf/issues/3529): Fix HOST_MOUNT_PREFIX in docker with disk input.
## v1.4.4 [2017-11-08]
### Bugfixes
- [#3401](https://github.com/influxdata/telegraf/pull/3401): Use schema specified in mqtt_consumer input.
- [#3419](https://github.com/influxdata/telegraf/issues/3419): Redact datadog API key in log output.
- [#3311](https://github.com/influxdata/telegraf/issues/3311): Fix error getting pids in netstat input.
- [#3339](https://github.com/influxdata/telegraf/issues/3339): Support HOST_VAR envvar to locate /var in system input.
- [#3383](https://github.com/influxdata/telegraf/issues/3383): Use current time if docker container read time is zero value.
## v1.4.3 [2017-10-25]
### Bugfixes
- [#3327](https://github.com/influxdata/telegraf/issues/3327): Fix container name filters in docker input.
- [#3321](https://github.com/influxdata/telegraf/issues/3321): Fix snmpwalk address format in leofs input.
- [#3329](https://github.com/influxdata/telegraf/issues/3329): Fix case sensitivity issue in sqlserver query.
- [#3342](https://github.com/influxdata/telegraf/pull/3342): Fix CPU input plugin stuck after suspend on Linux.
- [#3013](https://github.com/influxdata/telegraf/issues/3013): Fix mongodb input panic when restarting mongodb.
- [#3224](https://github.com/influxdata/telegraf/pull/3224): Preserve url path prefix in influx output.
- [#3354](https://github.com/influxdata/telegraf/pull/3354): Fix TELEGRAF_OPTS expansion in systemd service unit.
- [#3357](https://github.com/influxdata/telegraf/issues/3357): Remove warning when JSON contains null value.
- [#3375](https://github.com/influxdata/telegraf/issues/3375): Fix ACL token usage in consul input plugin.
- [#3369](https://github.com/influxdata/telegraf/issues/3369): Fix unquoting error with Tomcat 6.
- [#3373](https://github.com/influxdata/telegraf/issues/3373): Fix syscall panic in diskio on some Linux systems.
## v1.4.2 [2017-10-10]
### Bugfixes
- [#3259](https://github.com/influxdata/telegraf/issues/3259): Fix error if int larger than 32-bit in /proc/vmstat.
- [#3265](https://github.com/influxdata/telegraf/issues/3265): Fix parsing of JSON with a UTF8 BOM in httpjson.
- [#2887](https://github.com/influxdata/telegraf/issues/2887): Allow JSON data format to contain zero metrics.
- [#3284](https://github.com/influxdata/telegraf/issues/3284): Fix format of connection_timeout in mqtt_consumer.
- [#3081](https://github.com/influxdata/telegraf/issues/3081): Fix case sensitivity error in sqlserver input.
- [#3297](https://github.com/influxdata/telegraf/issues/3297): Add support for proxy environment variables to http_response.
- [#1588](https://github.com/influxdata/telegraf/issues/1588): Add support for standard proxy env vars in outputs.
- [#3282](https://github.com/influxdata/telegraf/issues/3282): Fix panic in cpu input if number of cpus changes.
- [#2854](https://github.com/influxdata/telegraf/issues/2854): Use chunked transfer encoding in InfluxDB output.
## v1.4.1 [2017-09-26]
### Bugfixes
- [#3167](https://github.com/influxdata/telegraf/issues/3167): Fix MQTT input exits if Broker is not available on startup.
- [#3217](https://github.com/influxdata/telegraf/issues/3217): Fix optional field value conversions in fluentd input.
- [#3227](https://github.com/influxdata/telegraf/issues/3227): Whitelist allowed char classes for opentsdb output.
- [#3232](https://github.com/influxdata/telegraf/issues/3232): Fix counter and gauge metric types.
- [#3235](https://github.com/influxdata/telegraf/issues/3235): Fix skipped line with empty target in iptables.
- [#3175](https://github.com/influxdata/telegraf/issues/3175): Fix duplicate keys in perf counters sqlserver query.
- [#3230](https://github.com/influxdata/telegraf/issues/3230): Fix panic in statsd p100 calculation.
- [#3242](https://github.com/influxdata/telegraf/issues/3242): Fix arm64 packages contain 32-bit executable.
## v1.4 [2017-09-05]
### Release Notes
- The `kafka_consumer` input has been updated to support Kafka 0.9 and
above style consumer offset handling. The previous version of this plugin
supporting Kafka 0.8 and below is available as the `kafka_consumer_legacy`
plugin.
- In the `aerospike` input the `node_name` field has been changed to be a tag
for both the `aerospike_node` and `aerospike_namespace` measurements.
- The default prometheus_client port has been changed to 9273.
### New Plugins
- [fail2ban](./plugins/inputs/fail2ban/README.md) - Thanks to @grugrut
- [fluentd](./plugins/inputs/fluentd/README.md) - Thanks to @DanKans
- [histogram](./plugins/aggregators/histogram/README.md) - Thanks to @vlamug
- [minecraft](./plugins/inputs/minecraft/README.md) - Thanks to @adamperlin & @Ayrdrie
- [openldap](./plugins/inputs/openldap/README.md) - Thanks to @cobaugh
- [salesforce](./plugins/inputs/salesforce/README.md) - Thanks to @rody
- [tomcat](./plugins/inputs/tomcat/README.md) - Thanks to @mlindes
- [win_services](./plugins/inputs/win_services/README.md) - Thanks to @vlastahajek
- [zipkin](./plugins/inputs/zipkin/README.md) - Thanks to @adamperlin & @Ayrdrie
### Features
- [#2487](https://github.com/influxdata/telegraf/pull/2487): Add Kafka 0.9+ consumer support
- [#2773](https://github.com/influxdata/telegraf/pull/2773): Add support for self-signed certs to InfluxDB input plugin
- [#2293](https://github.com/influxdata/telegraf/pull/2293): Add TCP listener for statsd input
- [#2581](https://github.com/influxdata/telegraf/pull/2581): Add Docker container environment variables as tags. Only whitelisted
- [#2817](https://github.com/influxdata/telegraf/pull/2817): Add timeout option to IPMI sensor plugin
- [#2883](https://github.com/influxdata/telegraf/pull/2883): Add support for an optional SSL/TLS configuration to nginx input plugin
- [#2882](https://github.com/influxdata/telegraf/pull/2882): Add timezone support for logparser timestamps.
- [#2814](https://github.com/influxdata/telegraf/pull/2814): Add result_type field for http_response input.
- [#2734](https://github.com/influxdata/telegraf/pull/2734): Add include/exclude filters for docker containers.
- [#2602](https://github.com/influxdata/telegraf/pull/2602): Add secure connection support to graphite output.
- [#2908](https://github.com/influxdata/telegraf/pull/2908): Add min/max response time on linux/darwin to ping.
- [#2929](https://github.com/influxdata/telegraf/pull/2929): Add HTTP Proxy support to influxdb output.
- [#2933](https://github.com/influxdata/telegraf/pull/2933): Add standard SSL options to mysql input.
- [#2875](https://github.com/influxdata/telegraf/pull/2875): Add input plugin for fail2ban.
- [#2924](https://github.com/influxdata/telegraf/pull/2924): Support HOST_PROC in processes and linux_sysctl_fs inputs.
- [#2960](https://github.com/influxdata/telegraf/pull/2960): Add Minecraft input plugin.
- [#2963](https://github.com/influxdata/telegraf/pull/2963): Add support for RethinkDB 1.0 handshake protocol.
- [#2943](https://github.com/influxdata/telegraf/pull/2943): Add optional usage_active and time_active CPU metrics.
- [#2973](https://github.com/influxdata/telegraf/pull/2973): Change default prometheus_client port.
- [#2661](https://github.com/influxdata/telegraf/pull/2661): Add fluentd input plugin.
- [#2990](https://github.com/influxdata/telegraf/pull/2990): Add result_type field to net_response input plugin.
- [#2571](https://github.com/influxdata/telegraf/pull/2571): Add read timeout to socket_listener
- [#2612](https://github.com/influxdata/telegraf/pull/2612): Add input plugin for OpenLDAP.
- [#3042](https://github.com/influxdata/telegraf/pull/3042): Add network option to dns_query.
- [#3054](https://github.com/influxdata/telegraf/pull/3054): Add redis_version field to redis input.
- [#3063](https://github.com/influxdata/telegraf/pull/3063): Add tls options to docker input.
- [#2387](https://github.com/influxdata/telegraf/pull/2387): Add histogram aggregator plugin.
- [#3080](https://github.com/influxdata/telegraf/pull/3080): Add zipkin input plugin.
- [#3023](https://github.com/influxdata/telegraf/pull/3023): Add Windows Services input plugin.
- [#3098](https://github.com/influxdata/telegraf/pull/3098): Add path tag to logparser containing path of logfile.
- [#3075](https://github.com/influxdata/telegraf/pull/3075): Add salesforce input plugin.
- [#3097](https://github.com/influxdata/telegraf/pull/3097): Add option to run varnish under sudo.
- [#3119](https://github.com/influxdata/telegraf/pull/3119): Add weighted_io_time to diskio input.
- [#2978](https://github.com/influxdata/telegraf/pull/2978): Add gzip content-encoding support to influxdb output.
- [#3127](https://github.com/influxdata/telegraf/pull/3127): Allow using system plugin in Windows.
- [#3112](https://github.com/influxdata/telegraf/pull/3112): Add tomcat input plugin.
- [#3182](https://github.com/influxdata/telegraf/pull/3182): HTTP headers can be added to InfluxDB output.
### Bugfixes
- [#2607](https://github.com/influxdata/telegraf/issues/2607): Improve logging of errors in Cassandra input.
- [#2819](https://github.com/influxdata/telegraf/pull/2819): [enh] set db_version at 0 if query version fails
- [#2749](https://github.com/influxdata/telegraf/pull/2749): Fixed sqlserver input to work with case sensitive server collation.
- [#2716](https://github.com/influxdata/telegraf/pull/2716): Systemd does not see all shutdowns as failures
- [#2782](https://github.com/influxdata/telegraf/pull/2782): Reuse transports in input plugins
- [#2815](https://github.com/influxdata/telegraf/issues/2815): Inputs processes fails with "no such process".
- [#1137](https://github.com/influxdata/telegraf/issues/1137): Fix multiple plugin loading in win_perf_counters.
- [#2855](https://github.com/influxdata/telegraf/pull/2855): MySQL input: log and continue on field parse error.
- [#2885](https://github.com/influxdata/telegraf/pull/2885): Fix timeout option in Windows ping input sample configuration.
- [#2911](https://github.com/influxdata/telegraf/issues/2911): Fix Kinesis output plugin in govcloud.
- [#2917](https://github.com/influxdata/telegraf/issues/2917): Fix Aerospike input adds all nodes to a single series.
- [#2452](https://github.com/influxdata/telegraf/pull/2452): Improve Prometheus Client output documentation.
- [#2984](https://github.com/influxdata/telegraf/pull/2984): Display error message if prometheus output fails to listen.
- [#2997](https://github.com/influxdata/telegraf/issues/2997): Fix elasticsearch output content type detection warning.
- [#2914](https://github.com/influxdata/telegraf/issues/2914): Prevent possible deadlock when using aggregators.
- [#2860](https://github.com/influxdata/telegraf/issues/2860): Fix combined tagdrop/tagpass filtering.
- [#3036](https://github.com/influxdata/telegraf/pull/3036): Fix filtering when both pass and drop match an item.
- [#2964](https://github.com/influxdata/telegraf/issues/2964): Only report cpu usage for online cpus in docker input.
- [#3050](https://github.com/influxdata/telegraf/pull/3050): Start first aggregator period at startup time.
- [#2906](https://github.com/influxdata/telegraf/issues/2906): Fix panic in logparser if file cannot be opened.
- [#2886](https://github.com/influxdata/telegraf/issues/2886): Default to localhost if zookeeper has no servers set.
- [#2457](https://github.com/influxdata/telegraf/issues/2457): Fix docker memory and cpu reporting in Windows.
- [#3058](https://github.com/influxdata/telegraf/issues/3058): Allow iptable entries with trailing text.
- [#1680](https://github.com/influxdata/telegraf/issues/1680): Sanitize password from couchbase metric.
- [#3104](https://github.com/influxdata/telegraf/issues/3104): Converge to typed value in prometheus output.
- [#2899](https://github.com/influxdata/telegraf/issues/2899): Skip compilcation of logparser and tail on solaris.
- [#2951](https://github.com/influxdata/telegraf/issues/2951): Discard logging from tail library.
- [#3126](https://github.com/influxdata/telegraf/pull/3126): Remove log message on ping timeout.
- [#3144](https://github.com/influxdata/telegraf/issues/3144): Don't retry points beyond retention policy.
- [#3015](https://github.com/influxdata/telegraf/issues/3015): Don't start Telegraf on install in Amazon Linux.
- [#3153](https://github.com/influxdata/telegraf/issues/3053): Enable hddtemp input on all platforms.
- [#3142](https://github.com/influxdata/telegraf/issues/3142): Escape backslash within string fields.
- [#3162](https://github.com/influxdata/telegraf/issues/3162): Fix parsing of SHM remotes in ntpq input
- [#3149](https://github.com/influxdata/telegraf/issues/3149): Don't fail parsing zpool stats if pool health is UNAVAIL on FreeBSD.
- [#2672](https://github.com/influxdata/telegraf/issues/2672): Fix NSQ input plugin when used with version 1.0.0-compat.
- [#2523](https://github.com/influxdata/telegraf/issues/2523): Added CloudWatch metric constraint validation.
- [#3179](https://github.com/influxdata/telegraf/issues/3179): Skip non-numerical values in graphite format.
- [#3187](https://github.com/influxdata/telegraf/issues/3187): Fix panic when handling string fields with escapes.
## v1.3.5 [2017-07-26]
### Bugfixes
- [#3049](https://github.com/influxdata/telegraf/issues/3049): Fix prometheus output cannot be reloaded.
- [#3037](https://github.com/influxdata/telegraf/issues/3037): Fix filestat reporting exists when cannot list directory.
- [#2386](https://github.com/influxdata/telegraf/issues/2386): Fix ntpq parse issue when using dns_lookup.
- [#2554](https://github.com/influxdata/telegraf/issues/2554): Fix panic when agent.interval = "0s".
## v1.3.4 [2017-07-12]
### Bugfixes
- [#3001](https://github.com/influxdata/telegraf/issues/3001): Fix handling of escape characters within fields.
- [#2988](https://github.com/influxdata/telegraf/issues/2988): Fix chrony plugin does not track system time offset.
- [#3004](https://github.com/influxdata/telegraf/issues/3004): Do not allow metrics with trailing slashes.
- [#3011](https://github.com/influxdata/telegraf/issues/3011): Prevent Write from being called concurrently.
## v1.3.3 [2017-06-28]
### Bugfixes
- [#2915](https://github.com/influxdata/telegraf/issues/2915): Allow dos line endings in tail and logparser.
- [#2937](https://github.com/influxdata/telegraf/issues/2937): Remove label value sanitization in prometheus output.
- [#2948](https://github.com/influxdata/telegraf/issues/2948): Fix bug parsing default timestamps with modified precision.
- [#2954](https://github.com/influxdata/telegraf/issues/2954): Fix panic in elasticsearch input if cannot determine master.
## v1.3.2 [2017-06-14]
### Bugfixes
- [#2862](https://github.com/influxdata/telegraf/issues/2862): Fix InfluxDB UDP metric splitting.
- [#2888](https://github.com/influxdata/telegraf/issues/2888): Fix mongodb/leofs urls without scheme.
- [#2822](https://github.com/influxdata/telegraf/issues/2822): Fix inconsistent label dimensions in prometheus output.
## v1.3.1 [2017-05-31]
### Bugfixes
- [#2749](https://github.com/influxdata/telegraf/pull/2749): Fixed sqlserver input to work with case sensitive server collation.
- [#2782](https://github.com/influxdata/telegraf/pull/2782): Reuse transports in input plugins
- [#2815](https://github.com/influxdata/telegraf/issues/2815): Inputs processes fails with "no such process".
- [#2851](https://github.com/influxdata/telegraf/pull/2851): Fix InfluxDB output database quoting.
- [#2856](https://github.com/influxdata/telegraf/issues/2856): Fix net input on older Linux kernels.
- [#2848](https://github.com/influxdata/telegraf/pull/2848): Fix panic in mongo input.
- [#2869](https://github.com/influxdata/telegraf/pull/2869): Fix length calculation of split metric buffer.
## v1.3 [2017-05-15]
### Release Notes

View File

@@ -12,7 +12,7 @@ but any information you can provide on how the data will look is appreciated.
See the [OpenTSDB output](https://github.com/influxdata/telegraf/tree/master/plugins/outputs/opentsdb)
for a good example.
1. **Optional:** Help users of your plugin by including example queries for populating dashboards. Include these sample queries in the `README.md` for the plugin.
1. **Optional:** Write a [tickscript](https://docs.influxdata.com/kapacitor/v1.0/tick/syntax/) for your plugin and add it to [Kapacitor](https://github.com/influxdata/kapacitor/tree/master/examples/telegraf).
1. **Optional:** Write a [tickscript](https://docs.influxdata.com/kapacitor/v1.0/tick/syntax/) for your plugin and add it to [Kapacitor](https://github.com/influxdata/kapacitor/tree/master/examples/telegraf). Or mention @jackzampolin in a PR comment with some common queries that you would want to alert on and he will write one for you.
## GoDoc
@@ -30,9 +30,9 @@ which can be found [on our website](http://influxdb.com/community/cla.html)
Assuming you can already build the project, run these in the telegraf directory:
1. `go get -u github.com/golang/dep/cmd/dep`
2. `dep ensure`
3. `dep ensure -add github.com/[dependency]/[new-package]`
1. `go get github.com/sparrc/gdm`
1. `gdm restore`
1. `GOOS=linux gdm save`
## Input Plugins
@@ -52,7 +52,7 @@ See below for a quick example.
* Input Plugins must be added to the
`github.com/influxdata/telegraf/plugins/inputs/all/all.go` file.
* The `SampleConfig` function should return valid toml that describes how the
plugin can be configured. This is include in `telegraf config`.
plugin can be configured. This is include in `telegraf -sample-config`.
* The `Description` function should say in one line what this plugin does.
Let's say you've written a plugin that emits metrics about processes on the
@@ -79,10 +79,7 @@ func (s *Simple) Description() string {
}
func (s *Simple) SampleConfig() string {
return `
## Indicate if everything is fine
ok = true
`
return "ok = true # indicate if everything is fine"
}
func (s *Simple) Gather(acc telegraf.Accumulator) error {
@@ -100,13 +97,6 @@ func init() {
}
```
### Input Plugin Development
* Run `make static` followed by `make plugin-[pluginName]` to spin up a docker dev environment
using docker-compose.
* ***[Optional]*** When developing a plugin, add a `dev` directory with a `docker-compose.yml` and `telegraf.conf`
as well as any other supporting files, where sensible.
## Adding Typed Metrics
In addition the the `AddFields` function, the accumulator also supports an
@@ -177,7 +167,7 @@ and `Stop()` methods.
### Service Plugin Guidelines
* Same as the `Plugin` guidelines, except that they must conform to the
[`telegraf.ServiceInput`](https://godoc.org/github.com/influxdata/telegraf#ServiceInput) interface.
`inputs.ServiceInput` interface.
## Output Plugins
@@ -193,7 +183,7 @@ See below for a quick example.
* To be available within Telegraf itself, plugins must add themselves to the
`github.com/influxdata/telegraf/plugins/outputs/all/all.go` file.
* The `SampleConfig` function should return valid toml that describes how the
output can be configured. This is include in `telegraf config`.
output can be configured. This is include in `telegraf -sample-config`.
* The `Description` function should say in one line what this output does.
### Output Example
@@ -217,9 +207,7 @@ func (s *Simple) Description() string {
}
func (s *Simple) SampleConfig() string {
return `
ok = true
`
return "url = localhost"
}
func (s *Simple) Connect() error {
@@ -299,7 +287,7 @@ See below for a quick example.
* To be available within Telegraf itself, plugins must add themselves to the
`github.com/influxdata/telegraf/plugins/processors/all/all.go` file.
* The `SampleConfig` function should return valid toml that describes how the
processor can be configured. This is include in the output of `telegraf config`.
processor can be configured. This is include in `telegraf -sample-config`.
* The `Description` function should say in one line what this processor does.
### Processor Example
@@ -356,7 +344,7 @@ See below for a quick example.
* To be available within Telegraf itself, plugins must add themselves to the
`github.com/influxdata/telegraf/plugins/aggregators/all/all.go` file.
* The `SampleConfig` function should return valid toml that describes how the
aggregator can be configured. This is include in `telegraf config`.
aggregator can be configured. This is include in `telegraf -sample-config`.
* The `Description` function should say in one line what this aggregator does.
* The Aggregator plugin will need to keep caches of metrics that have passed
through it. This should be done using the builtin `HashID()` function of each
@@ -469,28 +457,29 @@ func init() {
## Unit Tests
Before opening a pull request you should run the linter checks and
the short tests.
### Execute linter
execute `make lint`
### Execute short tests
execute `make test`
execute `make test-short`
### Execute integration tests
### Execute long tests
Running the integration tests requires several docker containers to be
running. You can start the containers with:
```
make docker-run
```
As Telegraf collects metrics from several third-party services it becomes a
difficult task to mock each service as some of them have complicated protocols
which would take some time to replicate.
And run the full test suite with:
```
make test-all
```
To overcome this situation we've decided to use docker containers to provide a
fast and reproducible environment to test those services which require it.
For other situations
(i.e: https://github.com/influxdata/telegraf/blob/master/plugins/inputs/redis/redis_test.go)
a simple mock will suffice.
Use `make docker-kill` to stop the containers.
To execute Telegraf tests follow these simple steps:
- Install docker following [these](https://docs.docker.com/installation/)
instructions
- execute `make test`
### Unit test troubleshooting
Try cleaning up your test environment by executing `make docker-kill` and
re-running

65
Godeps Normal file
View File

@@ -0,0 +1,65 @@
collectd.org 2ce144541b8903101fb8f1483cc0497a68798122
github.com/Shopify/sarama 574d3147eee384229bf96a5d12c207fe7b5234f3
github.com/Sirupsen/logrus 61e43dc76f7ee59a82bdf3d71033dc12bea4c77d
github.com/aerospike/aerospike-client-go 95e1ad7791bdbca44707fedbb29be42024900d9c
github.com/amir/raidman c74861fe6a7bb8ede0a010ce4485bdbb4fc4c985
github.com/aws/aws-sdk-go 7524cb911daddd6e5c9195def8e59ae892bef8d9
github.com/beorn7/perks 4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9
github.com/cenkalti/backoff b02f2bbce11d7ea6b97f282ef1771b0fe2f65ef3
github.com/couchbase/go-couchbase bfe555a140d53dc1adf390f1a1d4b0fd4ceadb28
github.com/couchbase/gomemcached 4a25d2f4e1dea9ea7dd76dfd943407abf9b07d29
github.com/couchbase/goutils 5823a0cbaaa9008406021dc5daf80125ea30bba6
github.com/davecgh/go-spew 346938d642f2ec3594ed81d874461961cd0faa76
github.com/docker/docker b89aff1afa1f61993ab2ba18fd62d9375a195f5d
github.com/eapache/go-resiliency b86b1ec0dd4209a588dc1285cdd471e73525c0b3
github.com/eapache/go-xerial-snappy bb955e01b9346ac19dc29eb16586c90ded99a98c
github.com/eapache/queue 44cc805cf13205b55f69e14bcb69867d1ae92f98
github.com/eclipse/paho.mqtt.golang d4f545eb108a2d19f9b1a735689dbfb719bc21fb
github.com/go-sql-driver/mysql 2e00b5cd70399450106cec6431c2e2ce3cae5034
github.com/gobwas/glob bea32b9cd2d6f55753d94a28e959b13f0244797a
github.com/golang/protobuf 8ee79997227bf9b34611aee7946ae64735e6fd93
github.com/golang/snappy 7db9049039a047d955fe8c19b83c8ff5abd765c7
github.com/gorilla/mux 392c28fe23e1c45ddba891b0320b3b5df220beea
github.com/hailocab/go-hostpool e80d13ce29ede4452c43dea11e79b9bc8a15b478
github.com/hashicorp/consul 63d2fc68239b996096a1c55a0d4b400ea4c2583f
github.com/influxdata/tail a395bf99fe07c233f41fba0735fa2b13b58588ea
github.com/influxdata/toml 5d1d907f22ead1cd47adde17ceec5bda9cacaf8f
github.com/influxdata/wlog 7c63b0a71ef8300adc255344d275e10e5c3a71ec
github.com/jackc/pgx b84338d7d62598f75859b2b146d830b22f1b9ec8
github.com/kardianos/osext c2c54e542fb797ad986b31721e1baedf214ca413
github.com/kardianos/service 6d3a0ee7d3425d9d835debc51a0ca1ffa28f4893
github.com/kballard/go-shellquote d8ec1a69a250a17bb0e419c386eac1f3711dc142
github.com/klauspost/crc32 cb6bfca970f6908083f26f39a79009d608efd5cd
github.com/matttproud/golang_protobuf_extensions c12348ce28de40eed0136aa2b644d0ee0650e56c
github.com/miekg/dns 99f84ae56e75126dd77e5de4fae2ea034a468ca1
github.com/naoina/go-stringutil 6b638e95a32d0c1131db0e7fe83775cbea4a0d0b
github.com/nats-io/go-nats ea9585611a4ab58a205b9b125ebd74c389a6b898
github.com/nats-io/nats ea9585611a4ab58a205b9b125ebd74c389a6b898
github.com/nats-io/nuid 289cccf02c178dc782430d534e3c1f5b72af807f
github.com/nsqio/go-nsq a53d495e81424aaf7a7665a9d32a97715c40e953
github.com/pierrec/lz4 5c9560bfa9ace2bf86080bf40d46b34ae44604df
github.com/pierrec/xxHash 5a004441f897722c627870a981d02b29924215fa
github.com/prometheus/client_golang c317fb74746eac4fc65fe3909195f4cf67c5562a
github.com/prometheus/client_model fa8ad6fec33561be4280a8f0514318c79d7f6cb6
github.com/prometheus/common dd2f054febf4a6c00f2343686efb775948a8bff4
github.com/prometheus/procfs 1878d9fbb537119d24b21ca07effd591627cd160
github.com/rcrowley/go-metrics 1f30fe9094a513ce4c700b9a54458bbb0c96996c
github.com/samuel/go-zookeeper 1d7be4effb13d2d908342d349d71a284a7542693
github.com/satori/go.uuid 5bf94b69c6b68ee1b541973bb8e1144db23a194b
github.com/shirou/gopsutil 70693b6a3da51a8a686d31f1b346077bbc066062
github.com/soniah/gosnmp 5ad50dc75ab389f8a1c9f8a67d3a1cd85f67ed15
github.com/streadway/amqp 63795daa9a446c920826655f26ba31c81c860fd6
github.com/stretchr/testify 4d4bfba8f1d1027c4fdbe371823030df51419987
github.com/vjeantet/grok d73e972b60935c7fec0b4ffbc904ed39ecaf7efe
github.com/wvanbergen/kafka bc265fedb9ff5b5c5d3c0fdcef4a819b3523d3ee
github.com/wvanbergen/kazoo-go 968957352185472eacb69215fa3dbfcfdbac1096
github.com/yuin/gopher-lua 66c871e454fcf10251c61bf8eff02d0978cae75a
github.com/zensqlmonitor/go-mssqldb ffe5510c6fa5e15e6d983210ab501c815b56b363
golang.org/x/crypto dc137beb6cce2043eb6b5f223ab8bf51c32459f4
golang.org/x/net f2499483f923065a842d38eb4c7f1927e6fc6e6d
golang.org/x/text 506f9d5c962f284575e88337e7d9296d27e729d3
gopkg.in/dancannon/gorethink.v1 edc7a6a68e2d8015f5ffe1b2560eed989f8a45be
gopkg.in/fatih/pool.v2 6e328e67893eb46323ad06f0e92cb9536babbabc
gopkg.in/mgo.v2 3f83fa5005286a7fe593b055f0d7771a7dce4655
gopkg.in/olivere/elastic.v5 ee3ebceab960cf68ab9a89ee6d78c031ef5b4a4e
gopkg.in/yaml.v2 4c78c975fe7c825c6d1466c42be594d1d6f3aba6

11
Godeps_windows Normal file
View File

@@ -0,0 +1,11 @@
github.com/Microsoft/go-winio ce2922f643c8fd76b46cadc7f404a06282678b34
github.com/StackExchange/wmi f3e2bae1e0cb5aef83e319133eabfee30013a4a5
github.com/go-ole/go-ole be49f7c07711fcb603cff39e1de7c67926dc0ba7
github.com/shirou/w32 3c9377fc6748f222729a8270fe2775d149a249ad
golang.org/x/sys a646d33e2ee3172a661fc09bca23bb4889a41bc8
github.com/go-ini/ini 9144852efba7c4daf409943ee90767da62d55438
github.com/jmespath/go-jmespath bd40a432e4c76585ef6b72d3fd96fb9b6dc7b68d
github.com/pmezard/go-difflib/difflib 792786c7400a136282c1664665ae0a8db921c6c2
github.com/stretchr/objx 1a9d0bb9f541897e62256577b352fdbc1fb4fd94
gopkg.in/fsnotify.v1 a8a77c9133d2d6fd8334f3260d06f60e8d80a5fb
gopkg.in/tomb.v1 dd632973f1e7218eb1089048e0798ec9ae7dceb8

973
Gopkg.lock generated
View File

@@ -1,973 +0,0 @@
# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
[[projects]]
branch = "master"
name = "code.cloudfoundry.org/clock"
packages = ["."]
revision = "02e53af36e6c978af692887ed449b74026d76fec"
[[projects]]
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inputs-digest = "024194b983d91b9500fe97e0aa0ddb5fe725030cb51ddfb034e386cae1098370"
solver-name = "gps-cdcl"
solver-version = 1

View File

@@ -1,243 +0,0 @@
[[constraint]]
name = "collectd.org"
version = "0.3.0"
[[constraint]]
name = "github.com/aerospike/aerospike-client-go"
version = "^1.33.0"
[[constraint]]
name = "github.com/amir/raidman"
branch = "master"
[[constraint]]
name = "github.com/apache/thrift"
branch = "master"
[[constraint]]
name = "github.com/aws/aws-sdk-go"
version = "1.14.8"
# version = "1.8.39"
[[constraint]]
name = "github.com/bsm/sarama-cluster"
version = "2.1.13"
# version = "2.1.10"
[[constraint]]
name = "github.com/couchbase/go-couchbase"
branch = "master"
[[constraint]]
name = "github.com/dgrijalva/jwt-go"
version = "3.2.0"
# version = "3.1.0"
[[constraint]]
name = "github.com/docker/docker"
version = "~17.03.2-ce"
[[constraint]]
name = "github.com/docker/go-connections"
version = "0.3.0"
# version = "0.2.1"
[[constraint]]
name = "github.com/eclipse/paho.mqtt.golang"
version = "~1.1.1"
# version = "1.1.0"
[[constraint]]
name = "github.com/go-sql-driver/mysql"
version = "1.4.0"
# version = "1.3.0"
[[constraint]]
name = "github.com/gobwas/glob"
version = "0.2.3"
# version = "0.2.2"
[[constraint]]
name = "github.com/golang/protobuf"
version = "1.1.0"
# version = "1.0.0"
[[constraint]]
name = "github.com/google/go-cmp"
version = "0.2.0"
# version = "0.1.0"
[[constraint]]
name = "github.com/gorilla/mux"
version = "1.6.2"
# version = "1.6.1"
[[constraint]]
name = "github.com/go-redis/redis"
version = "6.12.0"
[[constraint]]
name = "github.com/hashicorp/consul"
version = "1.1.0"
[[constraint]]
name = "github.com/influxdata/go-syslog"
version = "1.0.1"
[[constraint]]
name = "github.com/influxdata/tail"
branch = "master"
[[constraint]]
name = "github.com/influxdata/toml"
branch = "master"
[[constraint]]
name = "github.com/influxdata/wlog"
branch = "master"
[[constraint]]
name = "github.com/jackc/pgx"
version = "3.1.0"
[[constraint]]
name = "github.com/kardianos/service"
branch = "master"
[[constraint]]
name = "github.com/kballard/go-shellquote"
branch = "master"
[[constraint]]
name = "github.com/matttproud/golang_protobuf_extensions"
version = "1.0.1"
[[constraint]]
name = "github.com/Microsoft/ApplicationInsights-Go"
branch = "master"
[[constraint]]
name = "github.com/miekg/dns"
version = "1.0.8"
# version = "1.0.0"
[[constraint]]
name = "github.com/multiplay/go-ts3"
version = "1.0.0"
[[constraint]]
name = "github.com/nats-io/gnatsd"
version = "1.1.0"
# version = "1.0.4"
[[constraint]]
name = "github.com/nats-io/go-nats"
version = "1.5.0"
# version = "1.3.0"
[[constraint]]
name = "github.com/nsqio/go-nsq"
version = "1.0.7"
[[constraint]]
name = "github.com/openzipkin/zipkin-go-opentracing"
version = "0.3.4"
# version = "0.3.0"
[[constraint]]
name = "github.com/prometheus/client_golang"
version = "0.8.0"
[[constraint]]
name = "github.com/prometheus/client_model"
branch = "master"
[[constraint]]
name = "github.com/prometheus/common"
branch = "master"
[[constraint]]
name = "github.com/satori/go.uuid"
version = "1.2.0"
[[constraint]]
name = "github.com/shirou/gopsutil"
version = "2.18.05"
# version = "2.18.04"
[[constraint]]
name = "github.com/Shopify/sarama"
version = "1.17.0"
# version = "1.15.0"
[[constraint]]
name = "github.com/soniah/gosnmp"
branch = "master"
[[constraint]]
name = "github.com/StackExchange/wmi"
version = "1.0.0"
[[constraint]]
name = "github.com/streadway/amqp"
branch = "master"
[[constraint]]
name = "github.com/stretchr/testify"
version = "1.2.2"
# version = "1.2.1"
[[constraint]]
name = "github.com/tidwall/gjson"
version = "1.1.1"
# version = "1.0.0"
[[constraint]]
name = "github.com/vjeantet/grok"
version = "1.0.0"
[[constraint]]
name = "github.com/wvanbergen/kafka"
branch = "master"
[[constraint]]
name = "github.com/zensqlmonitor/go-mssqldb"
branch = "master"
[[constraint]]
name = "golang.org/x/net"
branch = "master"
[[constraint]]
name = "golang.org/x/sys"
branch = "master"
[[constraint]]
name = "google.golang.org/grpc"
version = "1.12.2"
# version = "1.8.0"
[[constraint]]
name = "gopkg.in/gorethink/gorethink.v3"
version = "3.0.5"
[[constraint]]
name = "gopkg.in/ldap.v2"
version = "2.5.1"
[[constraint]]
name = "gopkg.in/mgo.v2"
branch = "v2"
[[constraint]]
name = "gopkg.in/olivere/elastic.v5"
version = "^5.0.69"
# version = "^6.1.23"
[[constraint]]
name = "gopkg.in/yaml.v2"
version = "^2.2.1"
[[override]]
source = "https://github.com/fsnotify/fsnotify/archive/v1.4.7.tar.gz"
name = "gopkg.in/fsnotify.v1"

168
Makefile
View File

@@ -1,106 +1,98 @@
PREFIX := /usr/local
VERSION := $(shell git describe --exact-match --tags 2>/dev/null)
BRANCH := $(shell git rev-parse --abbrev-ref HEAD)
COMMIT := $(shell git rev-parse --short HEAD)
GOFILES ?= $(shell git ls-files '*.go')
GOFMT ?= $(shell gofmt -l $(filter-out plugins/parsers/influx/machine.go, $(GOFILES)))
BUILDFLAGS ?=
VERSION := $(shell sh -c 'git describe --always --tags')
BRANCH := $(shell sh -c 'git rev-parse --abbrev-ref HEAD')
COMMIT := $(shell sh -c 'git rev-parse --short HEAD')
ifdef GOBIN
PATH := $(GOBIN):$(PATH)
else
PATH := $(subst :,/bin:,$(GOPATH))/bin:$(PATH)
endif
LDFLAGS := $(LDFLAGS) -X main.commit=$(COMMIT) -X main.branch=$(BRANCH)
ifdef VERSION
LDFLAGS += -X main.version=$(VERSION)
endif
# Standard Telegraf build
default: prepare build
all:
$(MAKE) deps
$(MAKE) telegraf
# Windows build
windows: prepare-windows build-windows
deps:
go get -u github.com/golang/lint/golint
go get -u github.com/golang/dep/cmd/dep
dep ensure
# Only run the build (no dependency grabbing)
build:
go install -ldflags \
"-X main.version=$(VERSION) -X main.commit=$(COMMIT) -X main.branch=$(BRANCH)" ./...
telegraf:
go build -ldflags "$(LDFLAGS)" ./cmd/telegraf
build-windows:
GOOS=windows GOARCH=amd64 go build -o telegraf.exe -ldflags \
"-X main.version=$(VERSION) -X main.commit=$(COMMIT) -X main.branch=$(BRANCH)" \
./cmd/telegraf/telegraf.go
go-install:
go install -ldflags "-w -s $(LDFLAGS)" ./cmd/telegraf
install: telegraf
mkdir -p $(DESTDIR)$(PREFIX)/bin/
cp telegraf $(DESTDIR)$(PREFIX)/bin/
test:
go test -short ./...
fmt:
@gofmt -w $(filter-out plugins/parsers/influx/machine.go, $(GOFILES))
fmtcheck:
@echo '[INFO] running gofmt to identify incorrectly formatted code...'
@if [ ! -z "$(GOFMT)" ]; then \
echo "[ERROR] gofmt has found errors in the following files:" ; \
echo "$(GOFMT)" ; \
echo "" ;\
echo "Run make fmt to fix them." ; \
exit 1 ;\
fi
@echo '[INFO] done.'
test-windows:
go test -short ./plugins/inputs/ping/...
go test -short ./plugins/inputs/win_perf_counters/...
go test -short ./plugins/inputs/win_services/...
go test -short ./plugins/inputs/procstat/...
go test -short ./plugins/inputs/ntpq/...
# vet runs the Go source code static analysis tool `vet` to find
# any common errors.
vet:
@echo 'go vet $$(go list ./... | grep -v ./plugins/parsers/influx)'
@go vet $$(go list ./... | grep -v ./plugins/parsers/influx) ; if [ $$? -ne 0 ]; then \
echo ""; \
echo "go vet has found suspicious constructs. Please remediate any reported errors"; \
echo "to fix them before submitting code for review."; \
exit 1; \
fi
test-ci: fmtcheck vet
go test -short ./...
test-all: fmtcheck vet
go test ./...
build-for-docker:
CGO_ENABLED=0 GOOS=linux go build -installsuffix cgo -o telegraf -ldflags \
"-s -X main.version=$(VERSION) -X main.commit=$(COMMIT) -X main.branch=$(BRANCH)" \
./cmd/telegraf/telegraf.go
# run package script
package:
./scripts/build.py --package --platform=all --arch=all
./scripts/build.py --package --version="$(VERSION)" --platform=linux --arch=all --upload
clean:
rm -f telegraf
rm -f telegraf.exe
# Get dependencies and use gdm to checkout changesets
prepare:
go get github.com/sparrc/gdm
gdm restore
docker-image:
./scripts/build.py --package --platform=linux --arch=amd64
cp build/telegraf*$(COMMIT)*.deb .
docker build -f scripts/dev.docker --build-arg "package=telegraf*$(COMMIT)*.deb" -t "telegraf-dev:$(COMMIT)" .
# Use the windows godeps file to prepare dependencies
prepare-windows:
go get github.com/sparrc/gdm
gdm restore
gdm restore -f Godeps_windows
plugins/parsers/influx/machine.go: plugins/parsers/influx/machine.go.rl
ragel -Z -G2 $^ -o $@
# Run all docker containers necessary for unit tests
docker-run:
docker run --name aerospike -p "3000:3000" -d aerospike/aerospike-server:3.9.0
docker run --name kafka \
-e ADVERTISED_HOST=localhost \
-e ADVERTISED_PORT=9092 \
-p "2181:2181" -p "9092:9092" \
-d spotify/kafka
docker run --name elasticsearch -p "9200:9200" -p "9300:9300" -d elasticsearch:5
docker run --name mysql -p "3306:3306" -e MYSQL_ALLOW_EMPTY_PASSWORD=yes -d mysql
docker run --name memcached -p "11211:11211" -d memcached
docker run --name postgres -p "5432:5432" -d postgres
docker run --name rabbitmq -p "15672:15672" -p "5672:5672" -d rabbitmq:3-management
docker run --name redis -p "6379:6379" -d redis
docker run --name nsq -p "4150:4150" -d nsqio/nsq /nsqd
docker run --name mqtt -p "1883:1883" -d ncarlier/mqtt
docker run --name riemann -p "5555:5555" -d stealthly/docker-riemann
docker run --name nats -p "4222:4222" -d nats
static:
@echo "Building static linux binary..."
@CGO_ENABLED=0 \
GOOS=linux \
GOARCH=amd64 \
go build -ldflags "$(LDFLAGS)" ./cmd/telegraf
# Run docker containers necessary for CircleCI unit tests
docker-run-circle:
docker run --name aerospike -p "3000:3000" -d aerospike/aerospike-server:3.9.0
docker run --name kafka \
-e ADVERTISED_HOST=localhost \
-e ADVERTISED_PORT=9092 \
-p "2181:2181" -p "9092:9092" \
-d spotify/kafka
docker run --name elasticsearch -p "9200:9200" -p "9300:9300" -d elasticsearch:5
docker run --name nsq -p "4150:4150" -d nsqio/nsq /nsqd
docker run --name mqtt -p "1883:1883" -d ncarlier/mqtt
docker run --name riemann -p "5555:5555" -d stealthly/docker-riemann
docker run --name nats -p "4222:4222" -d nats
plugin-%:
@echo "Starting dev environment for $${$(@)} input plugin..."
@docker-compose -f plugins/inputs/$${$(@)}/dev/docker-compose.yml up
# Kill all docker containers, ignore errors
docker-kill:
-docker kill nsq aerospike redis rabbitmq postgres memcached mysql kafka mqtt riemann nats elasticsearch
-docker rm nsq aerospike redis rabbitmq postgres memcached mysql kafka mqtt riemann nats elasticsearch
.PHONY: deps telegraf install test test-windows lint vet test-all package clean docker-image fmtcheck uint64 static
# Run full unit tests using docker containers (includes setup and teardown)
test: vet docker-kill docker-run
# Sleeping for kafka leadership election, TSDB setup, etc.
sleep 60
# SUCCESS, running tests
go test -race ./...
# Run "short" unit tests
test-short: vet
go test -short ./...
vet:
go vet ./...
.PHONY: test test-short vet build default

143
README.md
View File

@@ -5,7 +5,8 @@ and writing metrics.
Design goals are to have a minimal memory footprint with a plugin system so
that developers in the community can easily add support for collecting metrics
. For an example configuration referencet from local or remote services.
from well known services (like Hadoop, Postgres, or Redis) and third party
APIs (like Mailchimp, AWS CloudWatch, or Google Analytics).
Telegraf is plugin-driven and has the concept of 4 distinct plugins:
@@ -19,20 +20,20 @@ For more information on Processor and Aggregator plugins please [read this](./do
New plugins are designed to be easy to contribute,
we'll eagerly accept pull
requests and will manage the set of plugins that Telegraf supports.
## Contributing
There are many ways to contribute:
- Fix and [report bugs](https://github.com/influxdata/telegraf/issues/new)
- [Improve documentation](https://github.com/influxdata/telegraf/issues?q=is%3Aopen+label%3Adocumentation)
- [Review code and feature proposals](https://github.com/influxdata/telegraf/pulls)
- Answer questions on github and on the [Community Site](https://community.influxdata.com/)
- [Contribute plugins](CONTRIBUTING.md)
See the [contributing guide](CONTRIBUTING.md) for instructions on writing
new plugins.
## Installation:
You can download the binaries directly from the [downloads](https://www.influxdata.com/downloads) page
or from the [releases](https://github.com/influxdata/telegraf/releases) section.
You can either download the binaries directly from the
[downloads](https://www.influxdata.com/downloads) page.
A few alternate installs are available here as well:
### FreeBSD tarball:
Latest:
* https://dl.influxdata.com/telegraf/releases/telegraf-VERSION_freebsd_amd64.tar.gz
### Ansible Role:
@@ -40,80 +41,52 @@ Ansible role: https://github.com/rossmcdonald/telegraf
### From Source:
Telegraf requires golang version 1.9 or newer, the Makefile requires GNU make.
Dependencies are managed with [dep](https://github.com/golang/dep),
which is installed by the Makefile if you don't have it already.
Telegraf manages dependencies via [gdm](https://github.com/sparrc/gdm),
which gets installed via the Makefile
if you don't have it already. You also must build with golang version 1.8+.
1. [Install Go](https://golang.org/doc/install)
2. [Setup your GOPATH](https://golang.org/doc/code.html#GOPATH)
3. Run `go get -d github.com/influxdata/telegraf`
3. Run `go get github.com/influxdata/telegraf`
4. Run `cd $GOPATH/src/github.com/influxdata/telegraf`
5. Run `make`
### Nightly Builds
These builds are generated from the master branch:
- [telegraf_nightly_amd64.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_amd64.deb)
- [telegraf_nightly_arm64.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_arm64.deb)
- [telegraf-nightly.arm64.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.arm64.rpm)
- [telegraf_nightly_armel.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_armel.deb)
- [telegraf-nightly.armel.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.armel.rpm)
- [telegraf_nightly_armhf.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_armhf.deb)
- [telegraf-nightly.armv6hl.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.armv6hl.rpm)
- [telegraf-nightly_freebsd_amd64.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_freebsd_amd64.tar.gz)
- [telegraf-nightly_freebsd_i386.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_freebsd_i386.tar.gz)
- [telegraf_nightly_i386.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_i386.deb)
- [telegraf-nightly.i386.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.i386.rpm)
- [telegraf-nightly_linux_amd64.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_amd64.tar.gz)
- [telegraf-nightly_linux_arm64.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_arm64.tar.gz)
- [telegraf-nightly_linux_armel.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_armel.tar.gz)
- [telegraf-nightly_linux_armhf.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_armhf.tar.gz)
- [telegraf-nightly_linux_i386.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_i386.tar.gz)
- [telegraf-nightly_linux_s390x.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_linux_s390x.tar.gz)
- [telegraf_nightly_s390x.deb](https://dl.influxdata.com/telegraf/nightlies/telegraf_nightly_s390x.deb)
- [telegraf-nightly.s390x.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.s390x.rpm)
- [telegraf-nightly_windows_amd64.zip](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_windows_amd64.zip)
- [telegraf-nightly_windows_i386.zip](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly_windows_i386.zip)
- [telegraf-nightly.x86_64.rpm](https://dl.influxdata.com/telegraf/nightlies/telegraf-nightly.x86_64.rpm)
- [telegraf-static-nightly_linux_amd64.tar.gz](https://dl.influxdata.com/telegraf/nightlies/telegraf-static-nightly_linux_amd64.tar.gz)
## How to use it:
See usage with:
```
./telegraf --help
telegraf --help
```
#### Generate a telegraf config file:
```
./telegraf config > telegraf.conf
telegraf config > telegraf.conf
```
#### Generate config with only cpu input & influxdb output plugins defined:
#### Generate config with only cpu input & influxdb output plugins defined
```
./telegraf --input-filter cpu --output-filter influxdb config
telegraf --input-filter cpu --output-filter influxdb config
```
#### Run a single telegraf collection, outputing metrics to stdout:
#### Run a single telegraf collection, outputing metrics to stdout
```
./telegraf --config telegraf.conf --test
telegraf --config telegraf.conf -test
```
#### Run telegraf with all plugins defined in config file:
#### Run telegraf with all plugins defined in config file
```
./telegraf --config telegraf.conf
telegraf --config telegraf.conf
```
#### Run telegraf, enabling the cpu & memory input, and influxdb output plugins:
#### Run telegraf, enabling the cpu & memory input, and influxdb output plugins
```
./telegraf --config telegraf.conf --input-filter cpu:mem --output-filter influxdb
telegraf --config telegraf.conf -input-filter cpu:mem -output-filter influxdb
```
@@ -127,12 +100,9 @@ configuration options.
* [aerospike](./plugins/inputs/aerospike)
* [amqp_consumer](./plugins/inputs/amqp_consumer) (rabbitmq)
* [apache](./plugins/inputs/apache)
* [aurora](./plugins/inputs/aurora)
* [aws cloudwatch](./plugins/inputs/cloudwatch)
* [bcache](./plugins/inputs/bcache)
* [bond](./plugins/inputs/bond)
* [cassandra](./plugins/inputs/cassandra) (deprecated, use [jolokia2](./plugins/inputs/jolokia2))
* [burrow](./plugins/inputs/burrow)
* [cassandra](./plugins/inputs/cassandra)
* [ceph](./plugins/inputs/ceph)
* [cgroup](./plugins/inputs/cgroup)
* [chrony](./plugins/inputs/chrony)
@@ -140,7 +110,6 @@ configuration options.
* [conntrack](./plugins/inputs/conntrack)
* [couchbase](./plugins/inputs/couchbase)
* [couchdb](./plugins/inputs/couchdb)
* [DC/OS](./plugins/inputs/dcos)
* [disque](./plugins/inputs/disque)
* [dmcache](./plugins/inputs/dmcache)
* [dns query time](./plugins/inputs/dns_query)
@@ -148,14 +117,9 @@ configuration options.
* [dovecot](./plugins/inputs/dovecot)
* [elasticsearch](./plugins/inputs/elasticsearch)
* [exec](./plugins/inputs/exec) (generic executable plugin, support JSON, influx, graphite and nagios)
* [fail2ban](./plugins/inputs/fail2ban)
* [fibaro](./plugins/inputs/fibaro)
* [filestat](./plugins/inputs/filestat)
* [fluentd](./plugins/inputs/fluentd)
* [graylog](./plugins/inputs/graylog)
* [haproxy](./plugins/inputs/haproxy)
* [hddtemp](./plugins/inputs/hddtemp)
* [http](./plugins/inputs/http) (generic HTTP plugin, supports using input data formats)
* [http_response](./plugins/inputs/http_response)
* [httpjson](./plugins/inputs/httpjson) (generic JSON-emitting http service plugin)
* [internal](./plugins/inputs/internal)
@@ -163,65 +127,44 @@ configuration options.
* [interrupts](./plugins/inputs/interrupts)
* [ipmi_sensor](./plugins/inputs/ipmi_sensor)
* [iptables](./plugins/inputs/iptables)
* [ipset](./plugins/inputs/ipset)
* [jolokia](./plugins/inputs/jolokia) (deprecated, use [jolokia2](./plugins/inputs/jolokia2))
* [jolokia2](./plugins/inputs/jolokia2) (java, cassandra, kafka)
- [jti_openconfig_telemetry](./plugins/inputs/jti_openconfig_telemetry)
* [jolokia](./plugins/inputs/jolokia)
* [kapacitor](./plugins/inputs/kapacitor)
* [kubernetes](./plugins/inputs/kubernetes)
* [leofs](./plugins/inputs/leofs)
* [lustre2](./plugins/inputs/lustre2)
* [mailchimp](./plugins/inputs/mailchimp)
* [mcrouter](./plugins/inputs/mcrouter)
* [memcached](./plugins/inputs/memcached)
* [mesos](./plugins/inputs/mesos)
* [minecraft](./plugins/inputs/minecraft)
* [mongodb](./plugins/inputs/mongodb)
* [mysql](./plugins/inputs/mysql)
* [nats](./plugins/inputs/nats)
* [net_response](./plugins/inputs/net_response)
* [nginx](./plugins/inputs/nginx)
* [nginx_plus](./plugins/inputs/nginx_plus)
* [nsq](./plugins/inputs/nsq)
* [nstat](./plugins/inputs/nstat)
* [ntpq](./plugins/inputs/ntpq)
* [nvidia_smi](./plugins/inputs/nvidia_smi)
* [openldap](./plugins/inputs/openldap)
* [opensmtpd](./plugins/inputs/opensmtpd)
* [pf](./plugins/inputs/pf)
* [phpfpm](./plugins/inputs/phpfpm)
* [phusion passenger](./plugins/inputs/passenger)
* [ping](./plugins/inputs/ping)
* [postfix](./plugins/inputs/postfix)
* [postgresql_extensible](./plugins/inputs/postgresql_extensible)
* [postgresql](./plugins/inputs/postgresql)
* [postgresql_extensible](./plugins/inputs/postgresql_extensible)
* [powerdns](./plugins/inputs/powerdns)
* [procstat](./plugins/inputs/procstat)
* [prometheus](./plugins/inputs/prometheus) (can be used for [Caddy server](./plugins/inputs/prometheus/README.md#usage-for-caddy-http-server))
* [prometheus](./plugins/inputs/prometheus)
* [puppetagent](./plugins/inputs/puppetagent)
* [rabbitmq](./plugins/inputs/rabbitmq)
* [raindrops](./plugins/inputs/raindrops)
* [redis](./plugins/inputs/redis)
* [rethinkdb](./plugins/inputs/rethinkdb)
* [riak](./plugins/inputs/riak)
* [salesforce](./plugins/inputs/salesforce)
* [sensors](./plugins/inputs/sensors)
* [smart](./plugins/inputs/smart)
* [snmp](./plugins/inputs/snmp)
* [snmp_legacy](./plugins/inputs/snmp_legacy)
* [solr](./plugins/inputs/solr)
* [sql server](./plugins/inputs/sqlserver) (microsoft)
* [syslog](./plugins/inputs/syslog)
* [teamspeak](./plugins/inputs/teamspeak)
* [tengine](./plugins/inputs/tengine)
* [tomcat](./plugins/inputs/tomcat)
* [twemproxy](./plugins/inputs/twemproxy)
* [unbound](./plugins/inputs/unbound)
* [varnish](./plugins/inputs/varnish)
* [zfs](./plugins/inputs/zfs)
* [zookeeper](./plugins/inputs/zookeeper)
* [win_perf_counters](./plugins/inputs/win_perf_counters) (windows performance counters)
* [win_services](./plugins/inputs/win_services)
* [win_perf_counters ](./plugins/inputs/win_perf_counters) (windows performance counters)
* [sysstat](./plugins/inputs/sysstat)
* [system](./plugins/inputs/system)
* cpu
@@ -253,10 +196,8 @@ Telegraf can also collect metrics via the following service plugins:
* [filestack](./plugins/inputs/webhooks/filestack)
* [github](./plugins/inputs/webhooks/github)
* [mandrill](./plugins/inputs/webhooks/mandrill)
* [papertrail](./plugins/inputs/webhooks/papertrail)
* [particle](./plugins/inputs/webhooks/particle)
* [rollbar](./plugins/inputs/webhooks/rollbar)
* [zipkin](./plugins/inputs/zipkin)
* [papertrail](./plugins/inputs/webhooks/papertrail)
Telegraf is able to parse the following input data formats into metrics, these
formats may be used with input plugins supporting the `data_format` option:
@@ -267,39 +208,28 @@ formats may be used with input plugins supporting the `data_format` option:
* [Value](./docs/DATA_FORMATS_INPUT.md#value)
* [Nagios](./docs/DATA_FORMATS_INPUT.md#nagios)
* [Collectd](./docs/DATA_FORMATS_INPUT.md#collectd)
* [Dropwizard](./docs/DATA_FORMATS_INPUT.md#dropwizard)
## Processor Plugins
* [converter](./plugins/processors/converter)
* [override](./plugins/processors/override)
* [printer](./plugins/processors/printer)
* [regex](./plugins/processors/regex)
* [topk](./plugins/processors/topk)
## Aggregator Plugins
* [basicstats](./plugins/aggregators/basicstats)
* [minmax](./plugins/aggregators/minmax)
* [histogram](./plugins/aggregators/histogram)
* [valuecounter](./plugins/aggregators/valuecounter)
## Output Plugins
* [influxdb](./plugins/outputs/influxdb)
* [amon](./plugins/outputs/amon)
* [amqp](./plugins/outputs/amqp) (rabbitmq)
* [application_insights](./plugins/outputs/application_insights)
* [aws kinesis](./plugins/outputs/kinesis)
* [aws cloudwatch](./plugins/outputs/cloudwatch)
* [cratedb](./plugins/outputs/cratedb)
* [datadog](./plugins/outputs/datadog)
* [discard](./plugins/outputs/discard)
* [elasticsearch](./plugins/outputs/elasticsearch)
* [file](./plugins/outputs/file)
* [graphite](./plugins/outputs/graphite)
* [graylog](./plugins/outputs/graylog)
* [http](./plugins/outputs/http)
* [instrumental](./plugins/outputs/instrumental)
* [kafka](./plugins/outputs/kafka)
* [librato](./plugins/outputs/librato)
@@ -313,4 +243,9 @@ formats may be used with input plugins supporting the `data_format` option:
* [socket_writer](./plugins/outputs/socket_writer)
* [tcp](./plugins/outputs/socket_writer)
* [udp](./plugins/outputs/socket_writer)
* [wavefront](./plugins/outputs/wavefront)
## Contributing
Please see the
[contributing guide](CONTRIBUTING.md)
for details on contributing a plugin to Telegraf.

View File

@@ -28,18 +28,6 @@ type Accumulator interface {
tags map[string]string,
t ...time.Time)
// AddSummary is the same as AddFields, but will add the metric as a "Summary" type
AddSummary(measurement string,
fields map[string]interface{},
tags map[string]string,
t ...time.Time)
// AddHistogram is the same as AddFields, but will add the metric as a "Histogram" type
AddHistogram(measurement string,
fields map[string]interface{},
tags map[string]string,
t ...time.Time)
SetPrecision(precision, interval time.Duration)
AddError(err error)

View File

@@ -26,7 +26,7 @@ type MetricMaker interface {
func NewAccumulator(
maker MetricMaker,
metrics chan telegraf.Metric,
) telegraf.Accumulator {
) *accumulator {
acc := accumulator{
maker: maker,
metrics: metrics,
@@ -76,28 +76,6 @@ func (ac *accumulator) AddCounter(
}
}
func (ac *accumulator) AddSummary(
measurement string,
fields map[string]interface{},
tags map[string]string,
t ...time.Time,
) {
if m := ac.maker.MakeMetric(measurement, fields, tags, telegraf.Summary, ac.getTime(t)); m != nil {
ac.metrics <- m
}
}
func (ac *accumulator) AddHistogram(
measurement string,
fields map[string]interface{},
tags map[string]string,
t ...time.Time,
) {
if m := ac.maker.MakeMetric(measurement, fields, tags, telegraf.Histogram, ac.getTime(t)); m != nil {
ac.metrics <- m
}
}
// AddError passes a runtime error to the accumulator.
// The error will be tagged with the plugin name and written to the log.
func (ac *accumulator) AddError(err error) {

View File

@@ -15,36 +15,63 @@ import (
"github.com/stretchr/testify/require"
)
func TestAddFields(t *testing.T) {
func TestAdd(t *testing.T) {
now := time.Now()
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
testm = <-metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
testm = <-metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", now.UnixNano()),
actual)
}
func TestAddFields(t *testing.T) {
now := time.Now()
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
tags := map[string]string{"foo": "bar"}
fields := map[string]interface{}{
"usage": float64(99),
}
now := time.Now()
a.AddCounter("acctest", fields, tags, now)
a.AddFields("acctest", fields, map[string]string{})
a.AddGauge("acctest", fields, map[string]string{"acc": "test"})
a.AddCounter("acctest", fields, map[string]string{"acc": "test"}, now)
testm := <-metrics
actual := testm.String()
assert.Contains(t, actual, "acctest usage=99")
require.Equal(t, "acctest", testm.Name())
actual, ok := testm.GetField("usage")
testm = <-metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test usage=99")
require.True(t, ok)
require.Equal(t, float64(99), actual)
actual, ok = testm.GetTag("foo")
require.True(t, ok)
require.Equal(t, "bar", actual)
tm := testm.Time()
// okay if monotonic clock differs
require.True(t, now.Equal(tm))
tp := testm.Type()
require.Equal(t, telegraf.Counter, tp)
testm = <-metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test usage=99 %d\n", now.UnixNano()),
actual)
}
func TestAccAddError(t *testing.T) {
@@ -71,61 +98,215 @@ func TestAccAddError(t *testing.T) {
assert.Contains(t, string(errs[2]), "baz")
}
func TestSetPrecision(t *testing.T) {
tests := []struct {
name string
unset bool
precision time.Duration
interval time.Duration
timestamp time.Time
expected time.Time
}{
{
name: "default precision is nanosecond",
unset: true,
timestamp: time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC),
expected: time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC),
},
{
name: "second interval",
interval: time.Second,
timestamp: time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC),
expected: time.Date(2006, time.February, 10, 12, 0, 0, 0, time.UTC),
},
{
name: "microsecond interval",
interval: time.Microsecond,
timestamp: time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC),
expected: time.Date(2006, time.February, 10, 12, 0, 0, 82913000, time.UTC),
},
{
name: "2 second precision",
precision: 2 * time.Second,
timestamp: time.Date(2006, time.February, 10, 12, 0, 2, 4, time.UTC),
expected: time.Date(2006, time.February, 10, 12, 0, 2, 0, time.UTC),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
metrics := make(chan telegraf.Metric, 10)
func TestAddNoIntervalWithPrecision(t *testing.T) {
now := time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC)
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.SetPrecision(0, time.Second)
a := NewAccumulator(&TestMetricMaker{}, metrics)
if !tt.unset {
a.SetPrecision(tt.precision, tt.interval)
}
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{},
tt.timestamp,
)
testm := <-a.metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
testm := <-metrics
require.Equal(t, tt.expected, testm.Time())
testm = <-a.metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
close(metrics)
})
}
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800000000000)),
actual)
}
func TestAddDisablePrecision(t *testing.T) {
now := time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC)
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.SetPrecision(time.Nanosecond, 0)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-a.metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
testm = <-a.metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800082912748)),
actual)
}
func TestAddNoPrecisionWithInterval(t *testing.T) {
now := time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC)
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.SetPrecision(0, time.Second)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-a.metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
testm = <-a.metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800000000000)),
actual)
}
func TestDifferentPrecisions(t *testing.T) {
now := time.Date(2006, time.February, 10, 12, 0, 0, 82912748, time.UTC)
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.SetPrecision(0, time.Second)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-a.metrics
actual := testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800000000000)),
actual)
a.SetPrecision(0, time.Millisecond)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800083000000)),
actual)
a.SetPrecision(0, time.Microsecond)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800082913000)),
actual)
a.SetPrecision(0, time.Nanosecond)
a.AddFields("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm = <-a.metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", int64(1139572800082912748)),
actual)
}
func TestAddGauge(t *testing.T) {
now := time.Now()
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.AddGauge("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddGauge("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddGauge("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
assert.Equal(t, testm.Type(), telegraf.Gauge)
testm = <-metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
assert.Equal(t, testm.Type(), telegraf.Gauge)
testm = <-metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", now.UnixNano()),
actual)
assert.Equal(t, testm.Type(), telegraf.Gauge)
}
func TestAddCounter(t *testing.T) {
now := time.Now()
metrics := make(chan telegraf.Metric, 10)
defer close(metrics)
a := NewAccumulator(&TestMetricMaker{}, metrics)
a.AddCounter("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{})
a.AddCounter("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"})
a.AddCounter("acctest",
map[string]interface{}{"value": float64(101)},
map[string]string{"acc": "test"}, now)
testm := <-metrics
actual := testm.String()
assert.Contains(t, actual, "acctest value=101")
assert.Equal(t, testm.Type(), telegraf.Counter)
testm = <-metrics
actual = testm.String()
assert.Contains(t, actual, "acctest,acc=test value=101")
assert.Equal(t, testm.Type(), telegraf.Counter)
testm = <-metrics
actual = testm.String()
assert.Equal(t,
fmt.Sprintf("acctest,acc=test value=101 %d\n", now.UnixNano()),
actual)
assert.Equal(t, testm.Type(), telegraf.Counter)
}
type TestMetricMaker struct {

View File

@@ -143,7 +143,7 @@ func (a *Agent) gatherer(
func gatherWithTimeout(
shutdown chan struct{},
input *models.RunningInput,
acc telegraf.Accumulator,
acc *accumulator,
timeout time.Duration,
) {
ticker := time.NewTicker(timeout)
@@ -203,6 +203,11 @@ func (a *Agent) Test() error {
input.SetTrace(true)
input.SetDefaultTags(a.Config.Tags)
fmt.Printf("* Plugin: %s, Collection 1\n", input.Name())
if input.Config.Interval != 0 {
fmt.Printf("* Internal: %s\n", input.Config.Interval)
}
if err := input.Input.Gather(acc); err != nil {
return err
}
@@ -212,6 +217,7 @@ func (a *Agent) Test() error {
switch input.Name() {
case "inputs.cpu", "inputs.mongodb", "inputs.procstat":
time.Sleep(500 * time.Millisecond)
fmt.Printf("* Plugin: %s, Collection 2\n", input.Name())
if err := input.Input.Gather(acc); err != nil {
return err
}
@@ -241,12 +247,12 @@ func (a *Agent) flush() {
}
// flusher monitors the metrics input channel and flushes on the minimum interval
func (a *Agent) flusher(shutdown chan struct{}, metricC chan telegraf.Metric, aggC chan telegraf.Metric) error {
func (a *Agent) flusher(shutdown chan struct{}, metricC chan telegraf.Metric) error {
// Inelegant, but this sleep is to allow the Gather threads to run, so that
// the flusher will flush after metrics are collected.
time.Sleep(time.Millisecond * 300)
// create an output metric channel and a gorouting that continuously passes
// create an output metric channel and a gorouting that continously passes
// each metric onto the output plugins & aggregators.
outMetricC := make(chan telegraf.Metric, 100)
var wg sync.WaitGroup
@@ -265,41 +271,14 @@ func (a *Agent) flusher(shutdown chan struct{}, metricC chan telegraf.Metric, ag
// if dropOriginal is set to true, then we will only send this
// metric to the aggregators, not the outputs.
var dropOriginal bool
for _, agg := range a.Config.Aggregators {
if ok := agg.Add(m.Copy()); ok {
dropOriginal = true
}
}
if !dropOriginal {
for i, o := range a.Config.Outputs {
if i == len(a.Config.Outputs)-1 {
o.AddMetric(m)
} else {
o.AddMetric(m.Copy())
if !m.IsAggregate() {
for _, agg := range a.Config.Aggregators {
if ok := agg.Add(m.Copy()); ok {
dropOriginal = true
}
}
}
}
}
}()
wg.Add(1)
go func() {
defer wg.Done()
for {
select {
case <-shutdown:
if len(aggC) > 0 {
// keep going until aggC is flushed
continue
}
return
case metric := <-aggC:
metrics := []telegraf.Metric{metric}
for _, processor := range a.Config.Processors {
metrics = processor.Apply(metrics...)
}
for _, m := range metrics {
if !dropOriginal {
for i, o := range a.Config.Outputs {
if i == len(a.Config.Outputs)-1 {
o.AddMetric(m)
@@ -360,7 +339,24 @@ func (a *Agent) Run(shutdown chan struct{}) error {
// channel shared between all input threads for accumulating metrics
metricC := make(chan telegraf.Metric, 100)
aggC := make(chan telegraf.Metric, 100)
// Start all ServicePlugins
for _, input := range a.Config.Inputs {
input.SetDefaultTags(a.Config.Tags)
switch p := input.Input.(type) {
case telegraf.ServiceInput:
acc := NewAccumulator(input, metricC)
// Service input plugins should set their own precision of their
// metrics.
acc.SetPrecision(time.Nanosecond, 0)
if err := p.Start(acc); err != nil {
log.Printf("E! Service for input %s failed to start, exiting\n%s\n",
input.Name(), err.Error())
return err
}
defer p.Stop()
}
}
// Round collection to nearest interval by sleeping
if a.Config.Agent.RoundInterval {
@@ -371,7 +367,7 @@ func (a *Agent) Run(shutdown chan struct{}) error {
wg.Add(1)
go func() {
defer wg.Done()
if err := a.flusher(shutdown, metricC, aggC); err != nil {
if err := a.flusher(shutdown, metricC); err != nil {
log.Printf("E! Flusher routine failed, exiting: %s\n", err.Error())
close(shutdown)
}
@@ -381,7 +377,7 @@ func (a *Agent) Run(shutdown chan struct{}) error {
for _, aggregator := range a.Config.Aggregators {
go func(agg *models.RunningAggregator) {
defer wg.Done()
acc := NewAccumulator(agg, aggC)
acc := NewAccumulator(agg, metricC)
acc.SetPrecision(a.Config.Agent.Precision.Duration,
a.Config.Agent.Interval.Duration)
agg.Run(acc, shutdown)
@@ -401,25 +397,6 @@ func (a *Agent) Run(shutdown chan struct{}) error {
}(input, interval)
}
// Start all ServicePlugins inputs after all other
// plugins are loaded so that no metrics get dropped
for _, input := range a.Config.Inputs {
input.SetDefaultTags(a.Config.Tags)
switch p := input.Input.(type) {
case telegraf.ServiceInput:
acc := NewAccumulator(input, metricC)
// Service input plugins should set their own precision of their
// metrics.
acc.SetPrecision(time.Nanosecond, 0)
if err := p.Start(acc); err != nil {
log.Printf("E! Service for input %s failed to start, exiting\n%s\n",
input.Name(), err.Error())
return err
}
defer p.Stop()
}
}
wg.Wait()
a.Close()
return nil

View File

@@ -1,34 +0,0 @@
version: "{build}"
cache:
- C:\Cache
clone_folder: C:\gopath\src\github.com\influxdata\telegraf
environment:
GOPATH: C:\gopath
platform: x64
install:
- IF NOT EXIST "C:\Cache" mkdir C:\Cache
- IF NOT EXIST "C:\Cache\go1.10.1.msi" curl -o "C:\Cache\go1.10.1.msi" https://storage.googleapis.com/golang/go1.10.1.windows-amd64.msi
- IF NOT EXIST "C:\Cache\gnuwin32-bin.zip" curl -o "C:\Cache\gnuwin32-bin.zip" https://dl.influxdata.com/telegraf/ci/make-3.81-bin.zip
- IF NOT EXIST "C:\Cache\gnuwin32-dep.zip" curl -o "C:\Cache\gnuwin32-dep.zip" https://dl.influxdata.com/telegraf/ci/make-3.81-dep.zip
- IF EXIST "C:\Go" rmdir /S /Q C:\Go
- msiexec.exe /i "C:\Cache\go1.10.1.msi" /quiet
- 7z x "C:\Cache\gnuwin32-bin.zip" -oC:\GnuWin32 -y
- 7z x "C:\Cache\gnuwin32-dep.zip" -oC:\GnuWin32 -y
- go version
- go env
- git config --system core.longpaths true
build_script:
- cmd: C:\GnuWin32\bin\make deps
- cmd: C:\GnuWin32\bin\make telegraf
test_script:
- cmd: C:\GnuWin32\bin\make test-windows
artifacts:
- path: telegraf.exe

16
circle.yml Normal file
View File

@@ -0,0 +1,16 @@
machine:
go:
version: 1.8.1
services:
- docker
- memcached
- redis
- rabbitmq-server
dependencies:
override:
- docker info
test:
override:
- bash scripts/circle-test.sh

View File

@@ -13,7 +13,6 @@ import (
"syscall"
"github.com/influxdata/telegraf/agent"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/internal/config"
"github.com/influxdata/telegraf/logger"
_ "github.com/influxdata/telegraf/plugins/aggregators/all"
@@ -52,16 +51,16 @@ var fAggregatorFilters = flag.String("aggregator-filter", "",
var fProcessorFilters = flag.String("processor-filter", "",
"filter the processors to enable, separator is :")
var fUsage = flag.String("usage", "",
"print usage for a plugin, ie, 'telegraf --usage mysql'")
"print usage for a plugin, ie, 'telegraf -usage mysql'")
var fService = flag.String("service", "",
"operate on the service")
var fRunAsConsole = flag.Bool("console", false, "run as console application (windows only)")
// Telegraf version, populated linker.
// ie, -ldflags "-X main.version=`git describe --always --tags`"
var (
nextVersion = "1.8.0"
version string
commit string
branch string
version string
commit string
branch string
)
func init() {
@@ -74,6 +73,48 @@ func init() {
}
}
const usage = `Telegraf, The plugin-driven server agent for collecting and reporting metrics.
Usage:
telegraf [commands|flags]
The commands & flags are:
config print out full sample configuration to stdout
version print the version to stdout
--config <file> configuration file to load
--test gather metrics once, print them to stdout, and exit
--config-directory directory containing additional *.conf files
--input-filter filter the input plugins to enable, separator is :
--output-filter filter the output plugins to enable, separator is :
--usage print usage for a plugin, ie, 'telegraf --usage mysql'
--debug print metrics as they're generated to stdout
--pprof-addr pprof address to listen on, format: localhost:6060 or :6060
--quiet run in quiet mode
Examples:
# generate a telegraf config file:
telegraf config > telegraf.conf
# generate config with only cpu input & influxdb output plugins defined
telegraf --input-filter cpu --output-filter influxdb config
# run a single telegraf collection, outputing metrics to stdout
telegraf --config telegraf.conf -test
# run telegraf with all plugins defined in config file
telegraf --config telegraf.conf
# run telegraf, enabling the cpu & memory input, and influxdb output plugins
telegraf --config telegraf.conf --input-filter cpu:mem --output-filter influxdb
# run telegraf with pprof
telegraf --config telegraf.conf --pprof-addr localhost:6060
`
var stop chan struct{}
func reloadLoop(
@@ -110,16 +151,6 @@ func reloadLoop(
log.Fatalf("E! Error: no inputs found, did you provide a valid config file?")
}
if int64(c.Agent.Interval.Duration) <= 0 {
log.Fatalf("E! Agent interval must be positive, found %s",
c.Agent.Interval.Duration)
}
if int64(c.Agent.FlushInterval.Duration) <= 0 {
log.Fatalf("E! Agent flush_interval must be positive; found %s",
c.Agent.Interval.Duration)
}
ag, err := agent.NewAgent(c)
if err != nil {
log.Fatal("E! " + err.Error())
@@ -147,11 +178,11 @@ func reloadLoop(
shutdown := make(chan struct{})
signals := make(chan os.Signal)
signal.Notify(signals, os.Interrupt, syscall.SIGHUP, syscall.SIGTERM)
signal.Notify(signals, os.Interrupt, syscall.SIGHUP)
go func() {
select {
case sig := <-signals:
if sig == os.Interrupt || sig == syscall.SIGTERM {
if sig == os.Interrupt {
close(shutdown)
}
if sig == syscall.SIGHUP {
@@ -165,11 +196,9 @@ func reloadLoop(
}
}()
log.Printf("I! Starting Telegraf %s\n", displayVersion())
log.Printf("I! Loaded inputs: %s", strings.Join(c.InputNames(), " "))
log.Printf("I! Loaded aggregators: %s", strings.Join(c.AggregatorNames(), " "))
log.Printf("I! Loaded processors: %s", strings.Join(c.ProcessorNames(), " "))
log.Printf("I! Starting Telegraf (version %s)\n", version)
log.Printf("I! Loaded outputs: %s", strings.Join(c.OutputNames(), " "))
log.Printf("I! Loaded inputs: %s", strings.Join(c.InputNames(), " "))
log.Printf("I! Tags enabled: %s", c.ListTags())
if *fPidfile != "" {
@@ -195,7 +224,7 @@ func reloadLoop(
}
func usageExit(rc int) {
fmt.Println(internal.Usage)
fmt.Println(usage)
os.Exit(rc)
}
@@ -225,13 +254,6 @@ func (p *program) Stop(s service.Service) error {
return nil
}
func displayVersion() string {
if version == "" {
return fmt.Sprintf("v%s~%s", nextVersion, commit)
}
return "v" + version
}
func main() {
flag.Usage = func() { usageExit(0) }
flag.Parse()
@@ -273,7 +295,7 @@ func main() {
if len(args) > 0 {
switch args[0] {
case "version":
fmt.Printf("Telegraf %s (git: %s %s)\n", displayVersion(), branch, commit)
fmt.Printf("Telegraf v%s (git: %s %s)\n", version, branch, commit)
return
case "config":
config.PrintSampleConfig(
@@ -301,7 +323,7 @@ func main() {
}
return
case *fVersion:
fmt.Printf("Telegraf %s (git: %s %s)\n", displayVersion(), branch, commit)
fmt.Printf("Telegraf v%s (git: %s %s)\n", version, branch, commit)
return
case *fSampleConfig:
config.PrintSampleConfig(
@@ -320,13 +342,13 @@ func main() {
return
}
if runtime.GOOS == "windows" && !(*fRunAsConsole) {
if runtime.GOOS == "windows" {
svcConfig := &service.Config{
Name: "telegraf",
DisplayName: "Telegraf Data Collector Service",
Description: "Collects data using a series of plugins and publishes it to" +
"another series of plugins.",
Arguments: []string{"--config", "C:\\Program Files\\Telegraf\\telegraf.conf"},
Arguments: []string{"-config", "C:\\Program Files\\Telegraf\\telegraf.conf"},
}
prg := &program{
@@ -339,14 +361,14 @@ func main() {
if err != nil {
log.Fatal("E! " + err.Error())
}
// Handle the --service flag here to prevent any issues with tooling that
// Handle the -service flag here to prevent any issues with tooling that
// may not have an interactive session, e.g. installing from Ansible.
if *fService != "" {
if *fConfig != "" {
(*svcConfig).Arguments = []string{"--config", *fConfig}
(*svcConfig).Arguments = []string{"-config", *fConfig}
}
if *fConfigDirectory != "" {
(*svcConfig).Arguments = append((*svcConfig).Arguments, "--config-directory", *fConfigDirectory)
(*svcConfig).Arguments = append((*svcConfig).Arguments, "-config-directory", *fConfigDirectory)
}
err := service.Control(s, *fService)
if err != nil {

View File

@@ -1,93 +0,0 @@
version: '3'
services:
aerospike:
image: aerospike/aerospike-server:3.9.0
ports:
- "3000:3000"
zookeeper:
image: wurstmeister/zookeeper
environment:
- JAVA_OPTS="-Xms256m -Xmx256m"
ports:
- "2181:2181"
kafka:
image: wurstmeister/kafka
environment:
- KAFKA_ADVERTISED_HOST_NAME=localhost
- KAFKA_ADVERTISED_PORT=9092
- KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181
- KAFKA_CREATE_TOPICS="test:1:1"
- JAVA_OPTS="-Xms256m -Xmx256m"
ports:
- "9092:9092"
depends_on:
- zookeeper
elasticsearch:
image: elasticsearch:5
environment:
- JAVA_OPTS="-Xms256m -Xmx256m"
ports:
- "9200:9200"
- "9300:9300"
mysql:
image: mysql
environment:
- MYSQL_ALLOW_EMPTY_PASSWORD=yes
ports:
- "3306:3306"
memcached:
image: memcached
ports:
- "11211:11211"
postgres:
image: postgres:alpine
ports:
- "5432:5432"
rabbitmq:
image: rabbitmq:3-management
ports:
- "15672:15672"
- "5672:5672"
redis:
image: redis:alpine
ports:
- "6379:6379"
nsq:
image: nsqio/nsq
ports:
- "4150:4150"
command: "/nsqd"
mqtt:
image: ncarlier/mqtt
ports:
- "1883:1883"
riemann:
image: stealthly/docker-riemann
ports:
- "5555:5555"
nats:
image: nats
ports:
- "4222:4222"
openldap:
image: cobaugh/openldap-alpine
environment:
- SLAPD_CONFIG_ROOTDN="cn=manager,cn=config"
- SLAPD_CONFIG_ROOTPW="secret"
ports:
- "389:389"
- "636:636"
crate:
image: crate/crate
ports:
- "4200:4200"
- "4230:4230"
- "5432:5432"
command:
- crate
- -Cnetwork.host=0.0.0.0
- -Ctransport.host=localhost
- -Clicense.enterprise=false
environment:
- CRATE_HEAP_SIZE=128m

View File

@@ -39,11 +39,6 @@ metrics as they pass through Telegraf:
Both Aggregators and Processors analyze metrics as they pass through Telegraf.
Use [measurement filtering](CONFIGURATION.md#measurement-filtering)
to control which metrics are passed through a processor or aggregator. If a
metric is filtered out the metric bypasses the plugin and is passed downstream
to the next plugin.
**Processor** plugins process metrics as they pass through and immediately emit
results based on the values they process. For example, this could be printing
all metrics or adding a tag to all metrics that pass through.

View File

@@ -24,17 +24,11 @@ Environment variables can be used anywhere in the config file, simply prepend
them with $. For strings the variable must be within quotes (ie, "$STR_VAR"),
for numbers and booleans they should be plain (ie, $INT_VAR, $BOOL_VAR)
When using the `.deb` or `.rpm` packages, you can define environment variables
in the `/etc/default/telegraf` file.
## Configuration file locations
The location of the configuration file can be set via the `--config` command
line flag.
When the `--config-directory` command line flag is used files ending with
`.conf` in the specified directory will also be included in the Telegraf
configuration.
line flag. Telegraf will also pick up all files matching the pattern `*.conf` if
the `-config-directory` command line flag is used.
On most systems, the default locations are `/etc/telegraf/telegraf.conf` for
the main configuration file and `/etc/telegraf/telegraf.d` for the directory of
@@ -72,13 +66,10 @@ interval. Maximum flush_interval will be flush_interval + flush_jitter
This is primarily to avoid
large write spikes for users running a large number of telegraf instances.
ie, a jitter of 5s and flush_interval 10s means flushes will happen every 10-15s.
* **precision**:
By default or when set to "0s", precision will be set to the same
timestamp order as the collection interval, with the maximum being 1s.
Precision will NOT be used for service inputs. It is up to each individual
service input to set the timestamp at the appropriate precision.
Valid time units are "ns", "us" (or "µs"), "ms", "s".
* **precision**: By default, precision will be set to the same timestamp order
as the collection interval, with the maximum being 1s. Precision will NOT
be used for service inputs, such as logparser and statsd. Valid values are
"ns", "us" (or "µs"), "ms", "s".
* **logfile**: Specify the log file name. The empty string means to log to stderr.
* **debug**: Run telegraf in debug mode.
* **quiet**: Run telegraf in quiet mode (error messages only).
@@ -98,13 +89,9 @@ you can configure that here.
* **name_suffix**: Specifies a suffix to attach to the measurement name.
* **tags**: A map of tags to apply to a specific input's measurements.
The [measurement filtering](#measurement-filtering) parameters can be used to
limit what metrics are emitted from the input plugin.
## Output Configuration
The [measurement filtering](#measurement-filtering) parameters can be used to
limit what metrics are emitted from the output plugin.
There are no generic configuration options available for all outputs.
## Aggregator Configuration
@@ -125,10 +112,6 @@ aggregator and will not get sent to the output plugins.
* **name_suffix**: Specifies a suffix to attach to the measurement name.
* **tags**: A map of tags to apply to a specific input's measurements.
The [measurement filtering](#measurement-filtering) parameters can be used to
limit what metrics are handled by the aggregator. Excluded metrics are passed
downstream to the next aggregator.
## Processor Configuration
The following config parameters are available for all processors:
@@ -136,10 +119,6 @@ The following config parameters are available for all processors:
* **order**: This is the order in which the processor(s) get executed. If this
is not specified then processor execution order will be random.
The [measurement filtering](#measurement-filtering) parameters can be used
to limit what metrics are handled by the processor. Excluded metrics are
passed downstream to the next processor.
#### Measurement Filtering
Filters can be configured per input, output, processor, or aggregator,
@@ -153,11 +132,10 @@ The inverse of `namepass`. If a match is found the point is discarded. This
is tested on points after they have passed the `namepass` test.
* **fieldpass**:
An array of glob pattern strings. Only fields whose field key matches a
pattern in this list are emitted.
pattern in this list are emitted. Not available for outputs.
* **fielddrop**:
The inverse of `fieldpass`. Fields with a field key matching one of the
patterns will be discarded from the point. This is tested on points after
they have passed the `fieldpass` test.
The inverse of `fieldpass`. Fields with a field key matching one of the
patterns will be discarded from the point. Not available for outputs.
* **tagpass**:
A table mapping tag keys to arrays of glob pattern strings. Only points
that contain a tag key in the table and a tag value matching one of its
@@ -199,6 +177,7 @@ fields which begin with `time_`.
[[outputs.influxdb]]
url = "http://192.168.59.103:8086" # required.
database = "telegraf" # required.
precision = "s"
# INPUTS
[[inputs.cpu]]
@@ -337,18 +316,21 @@ to avoid measurement collisions:
[[outputs.influxdb]]
urls = [ "http://localhost:8086" ]
database = "telegraf"
precision = "s"
# Drop all measurements that start with "aerospike"
namedrop = ["aerospike*"]
[[outputs.influxdb]]
urls = [ "http://localhost:8086" ]
database = "telegraf-aerospike-data"
precision = "s"
# Only accept aerospike data:
namepass = ["aerospike*"]
[[outputs.influxdb]]
urls = [ "http://localhost:8086" ]
database = "telegraf-cpu0-data"
precision = "s"
# Only store measurements where the tag "cpu" matches the value "cpu0"
[outputs.influxdb.tagpass]
cpu = ["cpu0"]
@@ -389,15 +371,3 @@ to the system load metrics due to the `namepass` parameter.
[[outputs.file]]
files = ["stdout"]
```
#### Processor Configuration Examples:
Print only the metrics with `cpu` as the measurement name, all metrics are
passed to the output:
```toml
[[processors.printer]]
namepass = "cpu"
[[outputs.file]]
files = ["/tmp/metrics.out"]
```

View File

@@ -8,7 +8,6 @@ Telegraf is able to parse the following input data formats into metrics:
1. [Value](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md#value), ie: 45 or "booyah"
1. [Nagios](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md#nagios) (exec input only)
1. [Collectd](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md#collectd)
1. [Dropwizard](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md#dropwizard)
Telegraf metrics, like InfluxDB
[points](https://docs.influxdata.com/influxdb/v0.10/write_protocols/line/),
@@ -480,176 +479,3 @@ You can also change the path to the typesdb or add additional typesdb using
## Path of to TypesDB specifications
collectd_typesdb = ["/usr/share/collectd/types.db"]
```
# Dropwizard:
The dropwizard format can parse the JSON representation of a single dropwizard metric registry. By default, tags are parsed from metric names as if they were actual influxdb line protocol keys (`measurement<,tag_set>`) which can be overriden by defining custom [measurement & tag templates](./DATA_FORMATS_INPUT.md#measurement--tag-templates). All field value types are supported, `string`, `number` and `boolean`.
A typical JSON of a dropwizard metric registry:
```json
{
"version": "3.0.0",
"counters" : {
"measurement,tag1=green" : {
"count" : 1
}
},
"meters" : {
"measurement" : {
"count" : 1,
"m15_rate" : 1.0,
"m1_rate" : 1.0,
"m5_rate" : 1.0,
"mean_rate" : 1.0,
"units" : "events/second"
}
},
"gauges" : {
"measurement" : {
"value" : 1
}
},
"histograms" : {
"measurement" : {
"count" : 1,
"max" : 1.0,
"mean" : 1.0,
"min" : 1.0,
"p50" : 1.0,
"p75" : 1.0,
"p95" : 1.0,
"p98" : 1.0,
"p99" : 1.0,
"p999" : 1.0,
"stddev" : 1.0
}
},
"timers" : {
"measurement" : {
"count" : 1,
"max" : 1.0,
"mean" : 1.0,
"min" : 1.0,
"p50" : 1.0,
"p75" : 1.0,
"p95" : 1.0,
"p98" : 1.0,
"p99" : 1.0,
"p999" : 1.0,
"stddev" : 1.0,
"m15_rate" : 1.0,
"m1_rate" : 1.0,
"m5_rate" : 1.0,
"mean_rate" : 1.0,
"duration_units" : "seconds",
"rate_units" : "calls/second"
}
}
}
```
Would get translated into 4 different measurements:
```
measurement,metric_type=counter,tag1=green count=1
measurement,metric_type=meter count=1,m15_rate=1.0,m1_rate=1.0,m5_rate=1.0,mean_rate=1.0
measurement,metric_type=gauge value=1
measurement,metric_type=histogram count=1,max=1.0,mean=1.0,min=1.0,p50=1.0,p75=1.0,p95=1.0,p98=1.0,p99=1.0,p999=1.0
measurement,metric_type=timer count=1,max=1.0,mean=1.0,min=1.0,p50=1.0,p75=1.0,p95=1.0,p98=1.0,p99=1.0,p999=1.0,stddev=1.0,m15_rate=1.0,m1_rate=1.0,m5_rate=1.0,mean_rate=1.0
```
You may also parse a dropwizard registry from any JSON document which contains a dropwizard registry in some inner field.
Eg. to parse the following JSON document:
```json
{
"time" : "2017-02-22T14:33:03.662+02:00",
"tags" : {
"tag1" : "green",
"tag2" : "yellow"
},
"metrics" : {
"counters" : {
"measurement" : {
"count" : 1
}
},
"meters" : {},
"gauges" : {},
"histograms" : {},
"timers" : {}
}
}
```
and translate it into:
```
measurement,metric_type=counter,tag1=green,tag2=yellow count=1 1487766783662000000
```
you simply need to use the following additional configuration properties:
```toml
dropwizard_metric_registry_path = "metrics"
dropwizard_time_path = "time"
dropwizard_time_format = "2006-01-02T15:04:05Z07:00"
dropwizard_tags_path = "tags"
## tag paths per tag are supported too, eg.
#[inputs.yourinput.dropwizard_tag_paths]
# tag1 = "tags.tag1"
# tag2 = "tags.tag2"
```
For more information about the dropwizard json format see
[here](http://metrics.dropwizard.io/3.1.0/manual/json/).
#### Dropwizard Configuration:
```toml
[[inputs.exec]]
## Commands array
commands = ["curl http://localhost:8080/sys/metrics"]
timeout = "5s"
## Data format to consume.
## Each data format has its own unique set of configuration options, read
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md
data_format = "dropwizard"
## Used by the templating engine to join matched values when cardinality is > 1
separator = "_"
## Each template line requires a template pattern. It can have an optional
## filter before the template and separated by spaces. It can also have optional extra
## tags following the template. Multiple tags should be separated by commas and no spaces
## similar to the line protocol format. There can be only one default template.
## Templates support below format:
## 1. filter + template
## 2. filter + template + extra tag(s)
## 3. filter + template with field key
## 4. default template
## By providing an empty template array, templating is disabled and measurements are parsed as influxdb line protocol keys (measurement<,tag_set>)
templates = []
## You may use an appropriate [gjson path](https://github.com/tidwall/gjson#path-syntax)
## to locate the metric registry within the JSON document
# dropwizard_metric_registry_path = "metrics"
## You may use an appropriate [gjson path](https://github.com/tidwall/gjson#path-syntax)
## to locate the default time of the measurements within the JSON document
# dropwizard_time_path = "time"
# dropwizard_time_format = "2006-01-02T15:04:05Z07:00"
## You may use an appropriate [gjson path](https://github.com/tidwall/gjson#path-syntax)
## to locate the tags map within the JSON document
# dropwizard_tags_path = "tags"
## You may even use tag paths per tag
# [inputs.exec.dropwizard_tag_paths]
# tag1 = "tags.tag1"
# tag2 = "tags.tag2"
```

View File

@@ -1,15 +1,35 @@
# Output Data Formats
# Telegraf Output Data Formats
In addition to output specific data formats, Telegraf supports a set of
standard data formats that may be selected from when configuring many output
plugins.
Telegraf is able to serialize metrics into the following output data formats:
1. [InfluxDB Line Protocol](#influx)
1. [JSON](#json)
1. [Graphite](#graphite)
1. [InfluxDB Line Protocol](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md#influx)
1. [JSON](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md#json)
1. [Graphite](https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md#graphite)
Telegraf metrics, like InfluxDB
[points](https://docs.influxdata.com/influxdb/v0.10/write_protocols/line/),
are a combination of four basic parts:
1. Measurement Name
1. Tags
1. Fields
1. Timestamp
In InfluxDB line protocol, these 4 parts are easily defined in textual form:
```
measurement_name[,tag1=val1,...] field1=val1[,field2=val2,...] [timestamp]
```
For Telegraf outputs that write textual data (such as `kafka`, `mqtt`, and `file`),
InfluxDB line protocol was originally the only available output format. But now
we are normalizing telegraf metric "serializers" into a
[plugin-like interface](https://github.com/influxdata/telegraf/tree/master/plugins/serializers)
across all output plugins that can support it.
You will be able to identify a plugin that supports different data formats
by the presence of a `data_format`
config option, for example, in the `file` output plugin:
You will be able to identify the plugins with support by the presence of a
`data_format` config option, for example, in the `file` output plugin:
```toml
[[outputs.file]]
## Files to write to, "stdout" is a specially handled file.
@@ -20,16 +40,20 @@ You will be able to identify the plugins with support by the presence of a
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "influx"
## Additional configuration options go here
```
## Influx
Each data_format has an additional set of configuration options available, which
I'll go over below.
The `influx` data format outputs metrics using
[InfluxDB Line Protocol](https://docs.influxdata.com/influxdb/latest/write_protocols/line_protocol_tutorial/).
This is the recommended format unless another format is required for
interoperability.
# Influx:
There are no additional configuration options for InfluxDB line-protocol. The
metrics are serialized directly into InfluxDB line-protocol.
### Influx Configuration:
### Influx Configuration
```toml
[[outputs.file]]
## Files to write to, "stdout" is a specially handled file.
@@ -40,33 +64,13 @@ interoperability.
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "influx"
## Maximum line length in bytes. Useful only for debugging.
# influx_max_line_bytes = 0
## When true, fields will be output in ascending lexical order. Enabling
## this option will result in decreased performance and is only recommended
## when you need predictable ordering while debugging.
# influx_sort_fields = false
## When true, Telegraf will output unsigned integers as unsigned values,
## i.e.: `42u`. You will need a version of InfluxDB supporting unsigned
## integer values. Enabling this option will result in field type errors if
## existing data has been written.
# influx_uint_support = false
```
## Graphite
# Graphite:
The Graphite data format is translated from Telegraf Metrics using either the
template pattern or tag support method. You can select between the two
methods using the [`graphite_tag_support`](#graphite-tag-support) option. When set, the tag support
method is used, otherwise the [`template` pattern](#template-pattern) is used.
#### Template Pattern
The `template` option describes how Telegraf traslates metrics into _dot_
buckets. The default template is:
The Graphite data format translates Telegraf metrics into _dot_ buckets. A
template can be specified for the output of Telegraf metrics into Graphite
buckets. The default template is:
```
template = "host.tags.measurement.field"
@@ -83,7 +87,7 @@ tag keys are filled.
1. _measurement_ is a special keyword that outputs the measurement name.
1. _field_ is a special keyword that outputs the field name.
**Example Conversion**:
Which means the following influx metric -> graphite conversion would happen:
```
cpu,cpu=cpu-total,dc=us-east-1,host=tars usage_idle=98.09,usage_user=0.89 1455320660004257758
@@ -92,28 +96,7 @@ tars.cpu-total.us-east-1.cpu.usage_user 0.89 1455320690
tars.cpu-total.us-east-1.cpu.usage_idle 98.09 1455320690
```
Fields with string values will be skipped. Boolean fields will be converted
to 1 (true) or 0 (false).
#### Graphite Tag Support
When the `graphite_tag_support` option is enabled, the template pattern is not
used. Instead, tags are encoded using
[Graphite tag support](http://graphite.readthedocs.io/en/latest/tags.html)
added in Graphite 1.1. The `metric_path` is a combination of the optional
`prefix` option, measurement name, and field name.
The tag `name` is reserved by Graphite, any conflicting tags and will be encoded as `_name`.
**Example Conversion**:
```
cpu,cpu=cpu-total,dc=us-east-1,host=tars usage_idle=98.09,usage_user=0.89 1455320660004257758
=>
cpu.usage_user;cpu=cpu-total;dc=us-east-1;host=tars 0.89 1455320690
cpu.usage_idle;cpu=cpu-total;dc=us-east-1;host=tars 98.09 1455320690
```
### Graphite Configuration
### Graphite Configuration:
```toml
[[outputs.file]]
@@ -126,72 +109,33 @@ cpu.usage_idle;cpu=cpu-total;dc=us-east-1;host=tars 98.09 1455320690
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "graphite"
## Prefix added to each graphite bucket
# prefix each graphite bucket
prefix = "telegraf"
## Graphite template pattern
# graphite template
template = "host.tags.measurement.field"
## Support Graphite tags, recommended to enable when using Graphite 1.1 or later.
# graphite_tag_support = false
```
## JSON
# JSON:
The JSON data format serialized Telegraf metrics in json format. The format is:
The JSON output data format output for a single metric is in the
form:
```json
{
"fields": {
"field_1": 30,
"field_2": 4,
"field_N": 59,
"n_images": 660
},
"name": "docker",
"tags": {
"host": "raynor"
},
"timestamp": 1458229140
"fields":{
"field_1":30,
"field_2":4,
"field_N":59,
"n_images":660
},
"name":"docker",
"tags":{
"host":"raynor"
},
"timestamp":1458229140
}
```
When an output plugin needs to emit multiple metrics at one time, it may use
the batch format. The use of batch format is determined by the plugin,
reference the documentation for the specific plugin.
```json
{
"metrics": [
{
"fields": {
"field_1": 30,
"field_2": 4,
"field_N": 59,
"n_images": 660
},
"name": "docker",
"tags": {
"host": "raynor"
},
"timestamp": 1458229140
},
{
"fields": {
"field_1": 30,
"field_2": 4,
"field_N": 59,
"n_images": 660
},
"name": "docker",
"tags": {
"host": "raynor"
},
"timestamp": 1458229140
}
]
}
```
### JSON Configuration
### JSON Configuration:
```toml
[[outputs.file]]
@@ -203,9 +147,14 @@ reference the documentation for the specific plugin.
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "json"
## The resolution to use for the metric timestamp. Must be a duration string
## such as "1ns", "1us", "1ms", "10ms", "1s". Durations are truncated to
## the power of 10 less than the specified units.
json_timestamp_units = "1s"
json_timestamp_units = "1ns"
```
By default, the timestamp that is output in JSON data format serialized Telegraf
metrics is in seconds. The precision of this timestamp can be adjusted for any output
by adding the optional `json_timestamp_units` parameter to the configuration for
that output. This parameter can be used to set the timestamp units to nanoseconds (`ns`),
microseconds (`us` or `µs`), milliseconds (`ms`), or seconds (`s`). Note that this
parameter will be truncated to the nearest power of 10 that, so if the `json_timestamp_units`
are set to `15ms` the timestamps for the JSON format serialized Telegraf metrics will be
output in hundredths of a second (`10ms`).

View File

@@ -1,46 +0,0 @@
# Frequently Asked Questions
### Q: How can I monitor the Docker Engine Host from within a container?
You will need to setup several volume mounts as well as some environment
variables:
```
docker run --name telegraf
-v /:/hostfs:ro
-v /etc:/hostfs/etc:ro
-v /proc:/hostfs/proc:ro
-v /sys:/hostfs/sys:ro
-v /var/run/utmp:/var/run/utmp:ro
-e HOST_ETC=/hostfs/etc
-e HOST_PROC=/hostfs/proc
-e HOST_SYS=/hostfs/sys
-e HOST_MOUNT_PREFIX=/hostfs
telegraf
```
### Q: Why do I get a "no such host" error resolving hostnames that other
programs can resolve?
Go uses a pure Go resolver by default for [name resolution](https://golang.org/pkg/net/#hdr-Name_Resolution).
This resolver behaves differently than the C library functions but is more
efficient when used with the Go runtime.
If you encounter problems or want to use more advanced name resolution methods
that are unsupported by the pure Go resolver, you can switch to the cgo
resolver.
If running manually set:
```
export GODEBUG=netdns=cgo
```
If running as a service add the environment variable to `/etc/default/telegraf`:
```
GODEBUG=netdns=cgo
```
### Q: When will the next version be released?
The latest release date estimate can be viewed on the
[milestones](https://github.com/influxdata/telegraf/milestones) page.

View File

@@ -1,112 +1,33 @@
# Licenses of dependencies
When distributed in a binary form, Telegraf may contain portions of the
following works:
- code.cloudfoundry.org/clock [APACHE](https://github.com/cloudfoundry/clock/blob/master/LICENSE)
- collectd.org [MIT](https://github.com/collectd/go-collectd/blob/master/LICENSE)
- github.com/aerospike/aerospike-client-go [APACHE](https://github.com/aerospike/aerospike-client-go/blob/master/LICENSE)
- github.com/amir/raidman [PUBLIC DOMAIN](https://github.com/amir/raidman/blob/master/UNLICENSE)
- github.com/armon/go-metrics [MIT](https://github.com/armon/go-metrics/blob/master/LICENSE)
- github.com/aws/aws-sdk-go [APACHE](https://github.com/aws/aws-sdk-go/blob/master/LICENSE.txt)
- github.com/beorn7/perks [MIT](https://github.com/beorn7/perks/blob/master/LICENSE)
- github.com/boltdb/bolt [MIT](https://github.com/boltdb/bolt/blob/master/LICENSE)
- github.com/bsm/sarama-cluster [MIT](https://github.com/bsm/sarama-cluster/blob/master/LICENSE)
- github.com/cenkalti/backoff [MIT](https://github.com/cenkalti/backoff/blob/master/LICENSE)
- github.com/chuckpreslar/rcon [MIT](https://github.com/chuckpreslar/rcon#license)
- github.com/couchbase/go-couchbase [MIT](https://github.com/couchbase/go-couchbase/blob/master/LICENSE)
- github.com/couchbase/gomemcached [MIT](https://github.com/couchbase/gomemcached/blob/master/LICENSE)
- github.com/couchbase/goutils [MIT](https://github.com/couchbase/go-couchbase/blob/master/LICENSE)
- github.com/dancannon/gorethink [APACHE](https://github.com/dancannon/gorethink/blob/master/LICENSE)
- github.com/davecgh/go-spew [ISC](https://github.com/davecgh/go-spew/blob/master/LICENSE)
- github.com/docker/docker [APACHE](https://github.com/docker/docker/blob/master/LICENSE)
- github.com/docker/cli [APACHE](https://github.com/docker/cli/blob/master/LICENSE)
- github.com/eapache/go-resiliency [MIT](https://github.com/eapache/go-resiliency/blob/master/LICENSE)
- github.com/eapache/go-xerial-snappy [MIT](https://github.com/eapache/go-xerial-snappy/blob/master/LICENSE)
- github.com/eapache/queue [MIT](https://github.com/eapache/queue/blob/master/LICENSE)
- github.com/eclipse/paho.mqtt.golang [ECLIPSE](https://github.com/eclipse/paho.mqtt.golang/blob/master/LICENSE)
- github.com/fsnotify/fsnotify [BSD](https://github.com/fsnotify/fsnotify/blob/master/LICENSE)
- github.com/fsouza/go-dockerclient [BSD](https://github.com/fsouza/go-dockerclient/blob/master/LICENSE)
- github.com/gobwas/glob [MIT](https://github.com/gobwas/glob/blob/master/LICENSE)
- github.com/google/go-cmp [BSD](https://github.com/google/go-cmp/blob/master/LICENSE)
- github.com/gogo/protobuf [BSD](https://github.com/gogo/protobuf/blob/master/LICENSE)
- github.com/golang/protobuf [BSD](https://github.com/golang/protobuf/blob/master/LICENSE)
- github.com/golang/snappy [BSD](https://github.com/golang/snappy/blob/master/LICENSE)
- github.com/go-logfmt/logfmt [MIT](https://github.com/go-logfmt/logfmt/blob/master/LICENSE)
- github.com/gorilla/mux [BSD](https://github.com/gorilla/mux/blob/master/LICENSE)
- github.com/go-ini/ini [APACHE](https://github.com/go-ini/ini/blob/master/LICENSE)
- github.com/go-ole/go-ole [MPL](http://mattn.mit-license.org/2013)
- github.com/go-sql-driver/mysql [MPL](https://github.com/go-sql-driver/mysql/blob/master/LICENSE)
- github.com/hailocab/go-hostpool [MIT](https://github.com/hailocab/go-hostpool/blob/master/LICENSE)
- github.com/hashicorp/consul [MPL](https://github.com/hashicorp/consul/blob/master/LICENSE)
- github.com/hashicorp/go-msgpack [BSD](https://github.com/hashicorp/go-msgpack/blob/master/LICENSE)
- github.com/hashicorp/raft-boltdb [MPL](https://github.com/hashicorp/raft-boltdb/blob/master/LICENSE)
- github.com/hashicorp/raft [MPL](https://github.com/hashicorp/raft/blob/master/LICENSE)
- github.com/influxdata/tail [MIT](https://github.com/influxdata/tail/blob/master/LICENSE.txt)
- github.com/influxdata/toml [MIT](https://github.com/influxdata/toml/blob/master/LICENSE)
- github.com/influxdata/go-syslog [MIT](https://github.com/influxdata/go-syslog/blob/develop/LICENSE)
- github.com/influxdata/wlog [MIT](https://github.com/influxdata/wlog/blob/master/LICENSE)
- github.com/jackc/pgx [MIT](https://github.com/jackc/pgx/blob/master/LICENSE)
- github.com/jmespath/go-jmespath [APACHE](https://github.com/jmespath/go-jmespath/blob/master/LICENSE)
- github.com/kardianos/osext [BSD](https://github.com/kardianos/osext/blob/master/LICENSE)
- github.com/kardianos/service [ZLIB](https://github.com/kardianos/service/blob/master/LICENSE) (License not named but matches word for word with ZLib)
- github.com/kballard/go-shellquote [MIT](https://github.com/kballard/go-shellquote/blob/master/LICENSE)
- github.com/lib/pq [MIT](https://github.com/lib/pq/blob/master/LICENSE.md)
- github.com/matttproud/golang_protobuf_extensions [APACHE](https://github.com/matttproud/golang_protobuf_extensions/blob/master/LICENSE)
- github.com/Microsoft/ApplicationInsights-Go [APACHE](https://github.com/Microsoft/ApplicationInsights-Go/blob/master/LICENSE)
- github.com/Microsoft/go-winio [MIT](https://github.com/Microsoft/go-winio/blob/master/LICENSE)
- github.com/miekg/dns [BSD](https://github.com/miekg/dns/blob/master/LICENSE)
- github.com/naoina/go-stringutil [MIT](https://github.com/naoina/go-stringutil/blob/master/LICENSE)
- github.com/naoina/toml [MIT](https://github.com/naoina/toml/blob/master/LICENSE)
- github.com/nats-io/gnatsd [MIT](https://github.com/nats-io/gnatsd/blob/master/LICENSE)
- github.com/nats-io/go-nats [MIT](https://github.com/nats-io/go-nats/blob/master/LICENSE)
- github.com/nats-io/nats [MIT](https://github.com/nats-io/nats/blob/master/LICENSE)
- github.com/nats-io/nuid [MIT](https://github.com/nats-io/nuid/blob/master/LICENSE)
- github.com/nsqio/go-nsq [MIT](https://github.com/nsqio/go-nsq/blob/master/LICENSE)
- github.com/opentracing-contrib/go-observer [APACHE](https://github.com/opentracing-contrib/go-observer/blob/master/LICENSE)
- github.com/opentracing/opentracing-go [MIT](https://github.com/opentracing/opentracing-go/blob/master/LICENSE)
- github.com/openzipkin/zipkin-go-opentracing [MIT](https://github.com/openzipkin/zipkin-go-opentracing/blob/master/LICENSE)
- github.com/pierrec/lz4 [BSD](https://github.com/pierrec/lz4/blob/master/LICENSE)
- github.com/pierrec/xxHash [BSD](https://github.com/pierrec/xxHash/blob/master/LICENSE)
- github.com/pkg/errors [BSD](https://github.com/pkg/errors/blob/master/LICENSE)
- github.com/pmezard/go-difflib [BSD](https://github.com/pmezard/go-difflib/blob/master/LICENSE)
- github.com/prometheus/client_golang [APACHE](https://github.com/prometheus/client_golang/blob/master/LICENSE)
- github.com/prometheus/client_model [APACHE](https://github.com/prometheus/client_model/blob/master/LICENSE)
- github.com/prometheus/common [APACHE](https://github.com/prometheus/common/blob/master/LICENSE)
- github.com/prometheus/procfs [APACHE](https://github.com/prometheus/procfs/blob/master/LICENSE)
- github.com/rcrowley/go-metrics [BSD](https://github.com/rcrowley/go-metrics/blob/master/LICENSE)
- github.com/samuel/go-zookeeper [BSD](https://github.com/samuel/go-zookeeper/blob/master/LICENSE)
- github.com/satori/go.uuid [MIT](https://github.com/satori/go.uuid/blob/master/LICENSE)
- github.com/shirou/gopsutil [BSD](https://github.com/shirou/gopsutil/blob/master/LICENSE)
- github.com/shirou/w32 [BSD](https://github.com/shirou/w32/blob/master/LICENSE)
- github.com/Shopify/sarama [MIT](https://github.com/Shopify/sarama/blob/master/MIT-LICENSE)
- github.com/Sirupsen/logrus [MIT](https://github.com/Sirupsen/logrus/blob/master/LICENSE)
- github.com/StackExchange/wmi [MIT](https://github.com/StackExchange/wmi/blob/master/LICENSE)
- github.com/stretchr/objx [MIT](https://github.com/stretchr/objx/blob/master/LICENSE.md)
- github.com/soniah/gosnmp [BSD](https://github.com/soniah/gosnmp/blob/master/LICENSE)
- github.com/streadway/amqp [BSD](https://github.com/streadway/amqp/blob/master/LICENSE)
- github.com/stretchr/objx [MIT](https://github.com/stretchr/objx/blob/master/LICENSE.md)
- github.com/stretchr/testify [MIT](https://github.com/stretchr/testify/blob/master/LICENCE.txt)
- github.com/tidwall/gjson [MIT](https://github.com/tidwall/gjson/blob/master/LICENSE)
- github.com/tidwall/match [MIT](https://github.com/tidwall/match/blob/master/LICENSE)
- github.com/mitchellh/mapstructure [MIT](https://github.com/mitchellh/mapstructure/blob/master/LICENSE)
- github.com/multiplay/go-ts3 [BSD](https://github.com/multiplay/go-ts3/blob/master/LICENSE)
- github.com/vjeantet/grok [APACHE](https://github.com/vjeantet/grok/blob/master/LICENSE)
- github.com/wvanbergen/kafka [MIT](https://github.com/wvanbergen/kafka/blob/master/LICENSE)
- github.com/wvanbergen/kazoo-go [MIT](https://github.com/wvanbergen/kazoo-go/blob/master/MIT-LICENSE)
- github.com/yuin/gopher-lua [MIT](https://github.com/yuin/gopher-lua/blob/master/LICENSE)
- github.com/zensqlmonitor/go-mssqldb [BSD](https://github.com/zensqlmonitor/go-mssqldb/blob/master/LICENSE.txt)
- golang.org/x/crypto [BSD](https://github.com/golang/crypto/blob/master/LICENSE)
- golang.org/x/net [BSD](https://go.googlesource.com/net/+/master/LICENSE)
- golang.org/x/text [BSD](https://go.googlesource.com/text/+/master/LICENSE)
- golang.org/x/sys [BSD](https://go.googlesource.com/sys/+/master/LICENSE)
- google.golang.org/grpc [APACHE](https://github.com/google/grpc-go/blob/master/LICENSE)
- google.golang.org/genproto [APACHE](https://github.com/google/go-genproto/blob/master/LICENSE)
- gopkg.in/asn1-ber.v1 [MIT](https://github.com/go-asn1-ber/asn1-ber/blob/v1.2/LICENSE)
- gopkg.in/dancannon/gorethink.v1 [APACHE](https://github.com/dancannon/gorethink/blob/v1.1.2/LICENSE)
- gopkg.in/fatih/pool.v2 [MIT](https://github.com/fatih/pool/blob/v2.0.0/LICENSE)
- gopkg.in/ldap.v2 [MIT](https://github.com/go-ldap/ldap/blob/v2.5.0/LICENSE)
- gopkg.in/mgo.v2 [BSD](https://github.com/go-mgo/mgo/blob/v2/LICENSE)
- gopkg.in/olivere/elastic.v5 [MIT](https://github.com/olivere/elastic/blob/v5.0.38/LICENSE)
- gopkg.in/tomb.v1 [BSD](https://github.com/go-tomb/tomb/blob/v1/LICENSE)
- gopkg.in/yaml.v2 [APACHE](https://github.com/go-yaml/yaml/blob/v2/LICENSE)
# List
- collectd.org [MIT LICENSE](https://github.com/collectd/go-collectd/blob/master/LICENSE)
- github.com/Shopify/sarama [MIT LICENSE](https://github.com/Shopify/sarama/blob/master/MIT-LICENSE)
- github.com/Sirupsen/logrus [MIT LICENSE](https://github.com/Sirupsen/logrus/blob/master/LICENSE)
- github.com/armon/go-metrics [MIT LICENSE](https://github.com/armon/go-metrics/blob/master/LICENSE)
- github.com/boltdb/bolt [MIT LICENSE](https://github.com/boltdb/bolt/blob/master/LICENSE)
- github.com/cenkalti/backoff [MIT LICENSE](https://github.com/cenkalti/backoff/blob/master/LICENSE)
- github.com/dancannon/gorethink [APACHE LICENSE](https://github.com/dancannon/gorethink/blob/master/LICENSE)
- github.com/eapache/go-resiliency [MIT LICENSE](https://github.com/eapache/go-resiliency/blob/master/LICENSE)
- github.com/eapache/queue [MIT LICENSE](https://github.com/eapache/queue/blob/master/LICENSE)
- github.com/fsouza/go-dockerclient [BSD LICENSE](https://github.com/fsouza/go-dockerclient/blob/master/LICENSE)
- github.com/go-sql-driver/mysql [MPL LICENSE](https://github.com/go-sql-driver/mysql/blob/master/LICENSE)
- github.com/gogo/protobuf [BSD LICENSE](https://github.com/gogo/protobuf/blob/master/LICENSE)
- github.com/golang/protobuf [BSD LICENSE](https://github.com/golang/protobuf/blob/master/LICENSE)
- github.com/golang/snappy [BSD LICENSE](https://github.com/golang/snappy/blob/master/LICENSE)
- github.com/hashicorp/go-msgpack [BSD LICENSE](https://github.com/hashicorp/go-msgpack/blob/master/LICENSE)
- github.com/hashicorp/raft [MPL LICENSE](https://github.com/hashicorp/raft/blob/master/LICENSE)
- github.com/hashicorp/raft-boltdb [MPL LICENSE](https://github.com/hashicorp/raft-boltdb/blob/master/LICENSE)
- github.com/kardianos/service [ZLIB LICENSE](https://github.com/kardianos/service/blob/master/LICENSE) (License not named but matches word for word with ZLib)
- github.com/kballard/go-shellquote [MIT LICENSE](https://github.com/kballard/go-shellquote/blob/master/LICENSE)
- github.com/lib/pq [MIT LICENSE](https://github.com/lib/pq/blob/master/LICENSE.md)
- github.com/matttproud/golang_protobuf_extensions [APACHE LICENSE](https://github.com/matttproud/golang_protobuf_extensions/blob/master/LICENSE)
- github.com/naoina/go-stringutil [MIT LICENSE](https://github.com/naoina/go-stringutil/blob/master/LICENSE)
- github.com/naoina/toml [MIT LICENSE](https://github.com/naoina/toml/blob/master/LICENSE)
- github.com/prometheus/client_golang [APACHE LICENSE](https://github.com/prometheus/client_golang/blob/master/LICENSE)
- github.com/samuel/go-zookeeper [BSD LICENSE](https://github.com/samuel/go-zookeeper/blob/master/LICENSE)
- github.com/stretchr/objx [MIT LICENSE](github.com/stretchr/objx)
- github.com/stretchr/testify [MIT LICENSE](https://github.com/stretchr/testify/blob/master/LICENCE.txt)
- github.com/wvanbergen/kafka [MIT LICENSE](https://github.com/wvanbergen/kafka/blob/master/LICENSE)
- github.com/wvanbergen/kazoo-go [MIT LICENSE](https://github.com/wvanbergen/kazoo-go/blob/master/MIT-LICENSE)
- gopkg.in/dancannon/gorethink.v1 [APACHE LICENSE](https://github.com/dancannon/gorethink/blob/v1.1.2/LICENSE)
- gopkg.in/mgo.v2 [BSD LICENSE](https://github.com/go-mgo/mgo/blob/v2/LICENSE)
- golang.org/x/crypto/ [BSD LICENSE](https://github.com/golang/crypto/blob/master/LICENSE)

View File

@@ -5,7 +5,7 @@ the general steps to set it up.
1. Obtain the telegraf windows distribution
2. Create the directory `C:\Program Files\Telegraf` (if you install in a different
location simply specify the `--config` parameter with the desired location)
location simply specify the `-config` parameter with the desired location)
3. Place the telegraf.exe and the telegraf.conf config file into `C:\Program Files\Telegraf`
4. To install the service into the Windows Service Manager, run the following in PowerShell as an administrator (If necessary, you can wrap any spaces in the file paths in double quotes ""):
@@ -26,15 +26,6 @@ the general steps to set it up.
> net start telegraf
```
## Config Directory
You can also specify a `--config-directory` for the service to use:
1. Create a directory for config snippets: `C:\Program Files\Telegraf\telegraf.d`
2. Include the `--config-directory` option when registering the service:
```
> C:\"Program Files"\Telegraf\telegraf.exe --service install --config C:\"Program Files"\Telegraf\telegraf.conf --config-directory C:\"Program Files"\Telegraf\telegraf.d
```
## Other supported operations
Telegraf can manage its own service through the --service flag:
@@ -46,8 +37,3 @@ Telegraf can manage its own service through the --service flag:
| `telegraf.exe --service start` | Start the telegraf service |
| `telegraf.exe --service stop` | Stop the telegraf service |
Troubleshooting common error #1067
When installing as service in Windows, always double check to specify full path of the config file, otherwise windows service will fail to start
--config C:\"Program Files"\Telegraf\telegraf.conf

File diff suppressed because it is too large Load Diff

View File

@@ -63,8 +63,8 @@
# The full HTTP or UDP endpoint URL for your InfluxDB instance.
# Multiple urls can be specified but it is assumed that they are part of the same
# cluster, this means that only ONE of the urls will be written to each interval.
# urls = ["udp://127.0.0.1:8089"] # UDP endpoint example
urls = ["http://127.0.0.1:8086"] # required
# urls = ["udp://localhost:8089"] # UDP endpoint example
urls = ["http://localhost:8086"] # required
# The target database for metrics (telegraf will create it if not exists)
database = "telegraf" # required
# Precision of writes, valid values are "ns", "us" (or "µs"), "ms", "s", "m", "h".
@@ -242,7 +242,7 @@
#
# ## Ignore some mountpoints by filesystem type. For example (dev)tmpfs (usually
# ## present on /run, /var/run, /dev/shm or /dev).
# # ignore_fs = ["tmpfs", "devtmpfs", "devfs", "overlay", "aufs", "squashfs"]
# # ignore_fs = ["tmpfs", "devtmpfs"]
# # Read metrics about disk IO by device

View File

@@ -77,40 +77,3 @@ func compileFilterNoGlob(filters []string) Filter {
}
return &out
}
type IncludeExcludeFilter struct {
include Filter
exclude Filter
}
func NewIncludeExcludeFilter(
include []string,
exclude []string,
) (Filter, error) {
in, err := Compile(include)
if err != nil {
return nil, err
}
ex, err := Compile(exclude)
if err != nil {
return nil, err
}
return &IncludeExcludeFilter{in, ex}, nil
}
func (f *IncludeExcludeFilter) Match(s string) bool {
if f.include != nil {
if !f.include.Match(s) {
return false
}
}
if f.exclude != nil {
if f.exclude.Match(s) {
return false
}
}
return true
}

View File

@@ -9,7 +9,6 @@ import (
"math"
"os"
"path/filepath"
"regexp"
"runtime"
"sort"
@@ -41,11 +40,6 @@ var (
// envVarRe is a regex to find environment variables in the config file
envVarRe = regexp.MustCompile(`\$\w+`)
envVarEscaper = strings.NewReplacer(
`"`, `\"`,
`\`, `\\`,
)
)
// Config specifies the URL/user/password for the database that telegraf
@@ -132,7 +126,7 @@ type AgentConfig struct {
// TODO(cam): Remove UTC and parameter, they are no longer
// valid for the agent config. Leaving them here for now for backwards-
// compatibility
// compatability
UTC bool `toml:"utc"`
// Debug is the option for running in debug mode
@@ -156,24 +150,6 @@ func (c *Config) InputNames() []string {
return name
}
// Outputs returns a list of strings of the configured aggregators.
func (c *Config) AggregatorNames() []string {
var name []string
for _, aggregator := range c.Aggregators {
name = append(name, aggregator.Name())
}
return name
}
// Outputs returns a list of strings of the configured processors.
func (c *Config) ProcessorNames() []string {
var name []string
for _, processor := range c.Processors {
name = append(name, processor.Name)
}
return name
}
// Outputs returns a list of strings of the configured outputs.
func (c *Config) OutputNames() []string {
var name []string
@@ -537,13 +513,7 @@ func (c *Config) LoadDirectory(path string) error {
log.Printf("W! Telegraf is not permitted to read %s", thispath)
return nil
}
if info.IsDir() {
if strings.HasPrefix(info.Name(), "..") {
// skip Kubernetes mounts, prevening loading the same config twice
return filepath.SkipDir
}
return nil
}
name := info.Name()
@@ -713,17 +683,12 @@ func (c *Config) LoadConfig(path string) error {
}
// trimBOM trims the Byte-Order-Marks from the beginning of the file.
// this is for Windows compatibility only.
// this is for Windows compatability only.
// see https://github.com/influxdata/telegraf/issues/1378
func trimBOM(f []byte) []byte {
return bytes.TrimPrefix(f, []byte("\xef\xbb\xbf"))
}
// escapeEnv escapes a value for inserting into a TOML string.
func escapeEnv(value string) string {
return envVarEscaper.Replace(value)
}
// parseFile loads a TOML configuration from a provided path and
// returns the AST produced from the TOML parser. When loading the file, it
// will find environment variables and replace them.
@@ -737,9 +702,8 @@ func parseFile(fpath string) (*ast.Table, error) {
env_vars := envVarRe.FindAll(contents, -1)
for _, env_var := range env_vars {
env_val, ok := os.LookupEnv(strings.TrimPrefix(string(env_var), "$"))
if ok {
env_val = escapeEnv(env_val)
env_val := os.Getenv(strings.TrimPrefix(string(env_var), "$"))
if env_val != "" {
contents = bytes.Replace(contents, env_var, []byte(env_val), 1)
}
}
@@ -1297,47 +1261,6 @@ func buildParser(name string, tbl *ast.Table) (parsers.Parser, error) {
}
}
if node, ok := tbl.Fields["dropwizard_metric_registry_path"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
c.DropwizardMetricRegistryPath = str.Value
}
}
}
if node, ok := tbl.Fields["dropwizard_time_path"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
c.DropwizardTimePath = str.Value
}
}
}
if node, ok := tbl.Fields["dropwizard_time_format"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
c.DropwizardTimeFormat = str.Value
}
}
}
if node, ok := tbl.Fields["dropwizard_tags_path"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
c.DropwizardTagsPath = str.Value
}
}
}
c.DropwizardTagPathsMap = make(map[string]string)
if node, ok := tbl.Fields["dropwizard_tag_paths"]; ok {
if subtbl, ok := node.(*ast.Table); ok {
for name, val := range subtbl.Fields {
if kv, ok := val.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
c.DropwizardTagPathsMap[name] = str.Value
}
}
}
}
}
c.MetricName = name
delete(tbl.Fields, "data_format")
@@ -1348,11 +1271,6 @@ func buildParser(name string, tbl *ast.Table) (parsers.Parser, error) {
delete(tbl.Fields, "collectd_auth_file")
delete(tbl.Fields, "collectd_security_level")
delete(tbl.Fields, "collectd_typesdb")
delete(tbl.Fields, "dropwizard_metric_registry_path")
delete(tbl.Fields, "dropwizard_time_path")
delete(tbl.Fields, "dropwizard_time_format")
delete(tbl.Fields, "dropwizard_tags_path")
delete(tbl.Fields, "dropwizard_tag_paths")
return parsers.NewParser(c)
}
@@ -1391,54 +1309,6 @@ func buildSerializer(name string, tbl *ast.Table) (serializers.Serializer, error
}
}
if node, ok := tbl.Fields["influx_max_line_bytes"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if integer, ok := kv.Value.(*ast.Integer); ok {
v, err := integer.Int()
if err != nil {
return nil, err
}
c.InfluxMaxLineBytes = int(v)
}
}
}
if node, ok := tbl.Fields["influx_sort_fields"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if b, ok := kv.Value.(*ast.Boolean); ok {
var err error
c.InfluxSortFields, err = b.Boolean()
if err != nil {
return nil, err
}
}
}
}
if node, ok := tbl.Fields["influx_uint_support"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if b, ok := kv.Value.(*ast.Boolean); ok {
var err error
c.InfluxUintSupport, err = b.Boolean()
if err != nil {
return nil, err
}
}
}
}
if node, ok := tbl.Fields["graphite_tag_support"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if b, ok := kv.Value.(*ast.Boolean); ok {
var err error
c.GraphiteTagSupport, err = b.Boolean()
if err != nil {
return nil, err
}
}
}
}
if node, ok := tbl.Fields["json_timestamp_units"]; ok {
if kv, ok := node.(*ast.KeyValue); ok {
if str, ok := kv.Value.(*ast.String); ok {
@@ -1455,10 +1325,6 @@ func buildSerializer(name string, tbl *ast.Table) (serializers.Serializer, error
}
}
delete(tbl.Fields, "influx_max_line_bytes")
delete(tbl.Fields, "influx_sort_fields")
delete(tbl.Fields, "influx_uint_support")
delete(tbl.Fields, "graphite_tag_support")
delete(tbl.Fields, "data_format")
delete(tbl.Fields, "prefix")
delete(tbl.Fields, "template")

View File

@@ -1,4 +0,0 @@
# This invalid config file should be skipped during testing
# as it is an ..data folder
[[outputs.influxdb

View File

@@ -143,31 +143,19 @@
[[inputs.diskio]]
# no configuration
# read metrics from a Kafka 0.9+ topic
# read metrics from a Kafka topic
[[inputs.kafka_consumer]]
## kafka brokers
brokers = ["localhost:9092"]
## topic(s) to consume
topics = ["telegraf"]
## the name of the consumer group
consumer_group = "telegraf_metrics_consumers"
## Offset (must be either "oldest" or "newest")
offset = "oldest"
# read metrics from a Kafka legacy topic
[[inputs.kafka_consumer_legacy]]
## topic(s) to consume
# topic(s) to consume
topics = ["telegraf"]
# an array of Zookeeper connection strings
zookeeper_peers = ["localhost:2181"]
## the name of the consumer group
# the name of the consumer group
consumer_group = "telegraf_metrics_consumers"
# Maximum number of points to buffer between collection intervals
point_buffer = 100000
## Offset (must be either "oldest" or "newest")
# Offset (must be either "oldest" or "newest")
offset = "oldest"
# Read metrics from a LeoFS Server via SNMP
[[inputs.leofs]]
# An array of URI to gather stats about LeoFS.

View File

@@ -45,7 +45,7 @@ func (g *GlobPath) Match() map[string]os.FileInfo {
if !g.hasMeta {
out := make(map[string]os.FileInfo)
info, err := os.Stat(g.path)
if err == nil {
if !os.IsNotExist(err) {
out[g.path] = info
}
return out
@@ -55,7 +55,7 @@ func (g *GlobPath) Match() map[string]os.FileInfo {
files, _ := filepath.Glob(g.path)
for _, file := range files {
info, err := os.Stat(file)
if err == nil {
if !os.IsNotExist(err) {
out[file] = info
}
}

View File

@@ -1,7 +1,6 @@
package globpath
import (
"os"
"runtime"
"strings"
"testing"
@@ -71,20 +70,3 @@ func getTestdataDir() string {
_, filename, _, _ := runtime.Caller(1)
return strings.Replace(filename, "globpath_test.go", "testdata", 1)
}
func TestMatch_ErrPermission(t *testing.T) {
tests := []struct {
input string
expected map[string]os.FileInfo
}{
{"/root/foo", map[string]os.FileInfo{}},
{"/root/f*", map[string]os.FileInfo{}},
}
for _, test := range tests {
glob, err := Compile(test.input)
require.NoError(t, err)
actual := glob.Match()
require.Equal(t, test.expected, actual)
}
}

View File

@@ -4,14 +4,17 @@ import (
"bufio"
"bytes"
"crypto/rand"
"crypto/tls"
"crypto/x509"
"errors"
"fmt"
"io/ioutil"
"log"
"math/big"
"os"
"os/exec"
"strconv"
"strings"
"syscall"
"time"
"unicode"
)
@@ -109,6 +112,49 @@ func RandomString(n int) string {
return string(bytes)
}
// GetTLSConfig gets a tls.Config object from the given certs, key, and CA files.
// you must give the full path to the files.
// If all files are blank and InsecureSkipVerify=false, returns a nil pointer.
func GetTLSConfig(
SSLCert, SSLKey, SSLCA string,
InsecureSkipVerify bool,
) (*tls.Config, error) {
if SSLCert == "" && SSLKey == "" && SSLCA == "" && !InsecureSkipVerify {
return nil, nil
}
t := &tls.Config{
InsecureSkipVerify: InsecureSkipVerify,
}
if SSLCA != "" {
caCert, err := ioutil.ReadFile(SSLCA)
if err != nil {
return nil, errors.New(fmt.Sprintf("Could not load TLS CA: %s",
err))
}
caCertPool := x509.NewCertPool()
caCertPool.AppendCertsFromPEM(caCert)
t.RootCAs = caCertPool
}
if SSLCert != "" && SSLKey != "" {
cert, err := tls.LoadX509KeyPair(SSLCert, SSLKey)
if err != nil {
return nil, errors.New(fmt.Sprintf(
"Could not load TLS client key/certificate from %s:%s: %s",
SSLKey, SSLCert, err))
}
t.Certificates = []tls.Certificate{cert}
t.BuildNameToCertificate()
}
// will be nil by default if nothing is provided
return t, nil
}
// SnakeCase converts the given string to snake case following the Golang format:
// acronyms are converted to lower-case and preceded by an underscore.
func SnakeCase(in string) string {
@@ -194,15 +240,3 @@ func RandomSleep(max time.Duration, shutdown chan struct{}) {
return
}
}
// Exit status takes the error from exec.Command
// and returns the exit status and true
// if error is not exit status, will return 0 and false
func ExitStatus(err error) (int, bool) {
if exiterr, ok := err.(*exec.ExitError); ok {
if status, ok := exiterr.Sys().(syscall.WaitStatus); ok {
return status.ExitStatus(), true
}
}
return 0, false
}

View File

@@ -40,13 +40,9 @@ func TestSnakeCase(t *testing.T) {
var (
sleepbin, _ = exec.LookPath("sleep")
echobin, _ = exec.LookPath("echo")
shell, _ = exec.LookPath("sh")
)
func TestRunTimeout(t *testing.T) {
if testing.Short() {
t.Skip("Skipping test due to random failures.")
}
if sleepbin == "" {
t.Skip("'sleep' binary not available on OS, skipping.")
}
@@ -61,8 +57,6 @@ func TestRunTimeout(t *testing.T) {
}
func TestCombinedOutputTimeout(t *testing.T) {
// TODO: Fix this test
t.Skip("Test failing too often, skip for now and revisit later.")
if sleepbin == "" {
t.Skip("'sleep' binary not available on OS, skipping.")
}
@@ -90,13 +84,13 @@ func TestCombinedOutput(t *testing.T) {
// test that CombinedOutputTimeout and exec.Cmd.CombinedOutput return
// the same output from a failed command.
func TestCombinedOutputError(t *testing.T) {
if shell == "" {
t.Skip("'sh' binary not available on OS, skipping.")
if sleepbin == "" {
t.Skip("'sleep' binary not available on OS, skipping.")
}
cmd := exec.Command(shell, "-c", "false")
cmd := exec.Command(sleepbin, "foo")
expected, err := cmd.CombinedOutput()
cmd2 := exec.Command(shell, "-c", "false")
cmd2 := exec.Command(sleepbin, "foo")
actual, err := CombinedOutputTimeout(cmd2, time.Second)
assert.Error(t, err)
@@ -104,18 +98,16 @@ func TestCombinedOutputError(t *testing.T) {
}
func TestRunError(t *testing.T) {
if shell == "" {
t.Skip("'sh' binary not available on OS, skipping.")
if sleepbin == "" {
t.Skip("'sleep' binary not available on OS, skipping.")
}
cmd := exec.Command(shell, "-c", "false")
cmd := exec.Command(sleepbin, "foo")
err := RunTimeout(cmd, time.Second)
assert.Error(t, err)
}
func TestRandomSleep(t *testing.T) {
// TODO: Fix this test
t.Skip("Test failing too often, skip for now and revisit later.")
// test that zero max returns immediately
s := time.Now()
RandomSleep(time.Duration(0), make(chan struct{}))

View File

@@ -0,0 +1,54 @@
package limiter
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
)
func TestRateLimiter(t *testing.T) {
r := NewRateLimiter(5, time.Second)
ticker := time.NewTicker(time.Millisecond * 75)
// test that we can only get 5 receives from the rate limiter
counter := 0
outer:
for {
select {
case <-r.C:
counter++
case <-ticker.C:
break outer
}
}
assert.Equal(t, 5, counter)
r.Stop()
// verify that the Stop function closes the channel.
_, ok := <-r.C
assert.False(t, ok)
}
func TestRateLimiterMultipleIterations(t *testing.T) {
r := NewRateLimiter(5, time.Millisecond*50)
ticker := time.NewTicker(time.Millisecond * 250)
// test that we can get 15 receives from the rate limiter
counter := 0
outer:
for {
select {
case <-ticker.C:
break outer
case <-r.C:
counter++
}
}
assert.True(t, counter > 10)
r.Stop()
// verify that the Stop function closes the channel.
_, ok := <-r.C
assert.False(t, ok)
}

View File

@@ -132,7 +132,6 @@ func (f *Filter) Apply(
return true
}
// IsActive checking if filter is active
func (f *Filter) IsActive() bool {
return f.isActive
}
@@ -140,66 +139,43 @@ func (f *Filter) IsActive() bool {
// shouldNamePass returns true if the metric should pass, false if should drop
// based on the drop/pass filter parameters
func (f *Filter) shouldNamePass(key string) bool {
pass := func(f *Filter) bool {
if f.namePass != nil {
if f.namePass.Match(key) {
return true
}
return false
}
drop := func(f *Filter) bool {
if f.nameDrop != nil {
if f.nameDrop.Match(key) {
return false
}
return true
}
if f.namePass != nil && f.nameDrop != nil {
return pass(f) && drop(f)
} else if f.namePass != nil {
return pass(f)
} else if f.nameDrop != nil {
return drop(f)
}
return true
}
// shouldFieldPass returns true if the metric should pass, false if should drop
// based on the drop/pass filter parameters
func (f *Filter) shouldFieldPass(key string) bool {
pass := func(f *Filter) bool {
if f.fieldPass != nil {
if f.fieldPass.Match(key) {
return true
}
return false
}
drop := func(f *Filter) bool {
if f.fieldDrop != nil {
if f.fieldDrop.Match(key) {
return false
}
return true
}
if f.fieldPass != nil && f.fieldDrop != nil {
return pass(f) && drop(f)
} else if f.fieldPass != nil {
return pass(f)
} else if f.fieldDrop != nil {
return drop(f)
}
return true
}
// shouldTagsPass returns true if the metric should pass, false if should drop
// based on the tagdrop/tagpass filter parameters
func (f *Filter) shouldTagsPass(tags map[string]string) bool {
pass := func(f *Filter) bool {
if f.TagPass != nil {
for _, pat := range f.TagPass {
if pat.filter == nil {
continue
@@ -213,7 +189,7 @@ func (f *Filter) shouldTagsPass(tags map[string]string) bool {
return false
}
drop := func(f *Filter) bool {
if f.TagDrop != nil {
for _, pat := range f.TagDrop {
if pat.filter == nil {
continue
@@ -227,18 +203,6 @@ func (f *Filter) shouldTagsPass(tags map[string]string) bool {
return true
}
// Add additional logic in case where both parameters are set.
// see: https://github.com/influxdata/telegraf/issues/2860
if f.TagPass != nil && f.TagDrop != nil {
// return true only in case when tag pass and won't be dropped (true, true).
// in case when the same tag should be passed and dropped it will be dropped (true, false).
return pass(f) && drop(f)
} else if f.TagPass != nil {
return pass(f)
} else if f.TagDrop != nil {
return drop(f)
}
return true
}

View File

@@ -357,88 +357,3 @@ func TestFilter_FilterTagsMatches(t *testing.T) {
"mytag": "foobar",
}, pretags)
}
// TestFilter_FilterNamePassAndDrop used for check case when
// both parameters were defined
// see: https://github.com/influxdata/telegraf/issues/2860
func TestFilter_FilterNamePassAndDrop(t *testing.T) {
inputData := []string{"name1", "name2", "name3", "name4"}
expectedResult := []bool{false, true, false, false}
f := Filter{
NamePass: []string{"name1", "name2"},
NameDrop: []string{"name1", "name3"},
}
require.NoError(t, f.Compile())
for i, name := range inputData {
assert.Equal(t, f.shouldNamePass(name), expectedResult[i])
}
}
// TestFilter_FilterFieldPassAndDrop used for check case when
// both parameters were defined
// see: https://github.com/influxdata/telegraf/issues/2860
func TestFilter_FilterFieldPassAndDrop(t *testing.T) {
inputData := []string{"field1", "field2", "field3", "field4"}
expectedResult := []bool{false, true, false, false}
f := Filter{
FieldPass: []string{"field1", "field2"},
FieldDrop: []string{"field1", "field3"},
}
require.NoError(t, f.Compile())
for i, field := range inputData {
assert.Equal(t, f.shouldFieldPass(field), expectedResult[i])
}
}
// TestFilter_FilterTagsPassAndDrop used for check case when
// both parameters were defined
// see: https://github.com/influxdata/telegraf/issues/2860
func TestFilter_FilterTagsPassAndDrop(t *testing.T) {
inputData := []map[string]string{
{"tag1": "1", "tag2": "3"},
{"tag1": "1", "tag2": "2"},
{"tag1": "2", "tag2": "1"},
{"tag1": "4", "tag2": "1"},
}
expectedResult := []bool{false, true, false, false}
filterPass := []TagFilter{
TagFilter{
Name: "tag1",
Filter: []string{"1", "4"},
},
}
filterDrop := []TagFilter{
TagFilter{
Name: "tag1",
Filter: []string{"4"},
},
TagFilter{
Name: "tag2",
Filter: []string{"3"},
},
}
f := Filter{
TagDrop: filterDrop,
TagPass: filterPass,
}
require.NoError(t, f.Compile())
for i, tag := range inputData {
assert.Equal(t, f.shouldTagsPass(tag), expectedResult[i])
}
}

View File

@@ -2,6 +2,7 @@ package models
import (
"log"
"math"
"time"
"github.com/influxdata/telegraf"
@@ -76,6 +77,62 @@ func makemetric(
}
}
for k, v := range fields {
// Validate uint64 and float64 fields
// convert all int & uint types to int64
switch val := v.(type) {
case nil:
// delete nil fields
delete(fields, k)
case uint:
fields[k] = int64(val)
continue
case uint8:
fields[k] = int64(val)
continue
case uint16:
fields[k] = int64(val)
continue
case uint32:
fields[k] = int64(val)
continue
case int:
fields[k] = int64(val)
continue
case int8:
fields[k] = int64(val)
continue
case int16:
fields[k] = int64(val)
continue
case int32:
fields[k] = int64(val)
continue
case uint64:
// InfluxDB does not support writing uint64
if val < uint64(9223372036854775808) {
fields[k] = int64(val)
} else {
fields[k] = int64(9223372036854775807)
}
continue
case float32:
fields[k] = float64(val)
continue
case float64:
// NaNs are invalid values in influxdb, skip measurement
if math.IsNaN(val) || math.IsInf(val, 0) {
log.Printf("D! Measurement [%s] field [%s] has a NaN or Inf "+
"field, skipping",
measurement, k)
delete(fields, k)
continue
}
default:
fields[k] = v
}
}
m, err := metric.New(measurement, tags, fields, t, mType)
if err != nil {
log.Printf("Error adding point [%s]: %s\n", measurement, err.Error())

View File

@@ -1,7 +1,6 @@
package models
import (
"log"
"time"
"github.com/influxdata/telegraf"
@@ -154,7 +153,6 @@ func (r *RunningAggregator) Run(
m.Time().After(r.periodEnd.Add(truncation).Add(r.Config.Delay)) {
// the metric is outside the current aggregation period, so
// skip it.
log.Printf("D! aggregator: metric \"%s\" is not in the current timewindow, skipping", m.Name())
continue
}
r.add(m)

View File

@@ -1,6 +1,7 @@
package models
import (
"fmt"
"sync"
"sync/atomic"
"testing"
@@ -166,6 +167,69 @@ func TestAddDropOriginal(t *testing.T) {
assert.False(t, ra.Add(m2))
}
// make an untyped, counter, & gauge metric
func TestMakeMetricA(t *testing.T) {
now := time.Now()
ra := NewRunningAggregator(&TestAggregator{}, &AggregatorConfig{
Name: "TestRunningAggregator",
})
assert.Equal(t, "aggregators.TestRunningAggregator", ra.Name())
m := ra.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
telegraf.Untyped,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Untyped,
)
m = ra.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
telegraf.Counter,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Counter,
)
m = ra.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
telegraf.Gauge,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Gauge,
)
}
type TestAggregator struct {
sum int64
}

View File

@@ -5,7 +5,6 @@ import (
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/serializers/influx"
"github.com/influxdata/telegraf/selfstat"
)
@@ -76,12 +75,7 @@ func (r *RunningInput) MakeMetric(
)
if r.trace && m != nil {
s := influx.NewSerializer()
s.SetFieldSortOrder(influx.SortFields)
octets, err := s.Serialize(m)
if err == nil {
fmt.Print("> " + string(octets))
}
fmt.Print("> " + m.String())
}
r.MetricsGathered.Incr(1)

View File

@@ -1,14 +1,14 @@
package models
import (
"fmt"
"math"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/metric"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMakeMetricNoFields(t *testing.T) {
@@ -44,17 +44,77 @@ func TestMakeMetricNilFields(t *testing.T) {
telegraf.Untyped,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
}
expected, err := metric.New("RITest",
// make an untyped, counter, & gauge metric
func TestMakeMetric(t *testing.T) {
now := time.Now()
ri := NewRunningInput(&testInput{}, &InputConfig{
Name: "TestRunningInput",
})
ri.SetTrace(true)
assert.Equal(t, true, ri.Trace())
assert.Equal(t, "inputs.TestRunningInput", ri.Name())
m := ri.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
map[string]interface{}{
"value": int(101),
},
telegraf.Untyped,
now,
)
require.NoError(t, err)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Untyped,
)
require.Equal(t, expected, m)
m = ri.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
telegraf.Counter,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Counter,
)
m = ri.MakeMetric(
"RITest",
map[string]interface{}{"value": int(101)},
map[string]string{},
telegraf.Gauge,
now,
)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
assert.Equal(
t,
m.Type(),
telegraf.Gauge,
)
}
func TestMakeMetricWithPluginTags(t *testing.T) {
@@ -76,18 +136,11 @@ func TestMakeMetricWithPluginTags(t *testing.T) {
telegraf.Untyped,
now,
)
expected, err := metric.New("RITest",
map[string]string{
"foo": "bar",
},
map[string]interface{}{
"value": 101,
},
now,
assert.Equal(
t,
fmt.Sprintf("RITest,foo=bar value=101i %d\n", now.UnixNano()),
m.String(),
)
require.NoError(t, err)
require.Equal(t, expected, m)
}
func TestMakeMetricFilteredOut(t *testing.T) {
@@ -133,17 +186,87 @@ func TestMakeMetricWithDaemonTags(t *testing.T) {
telegraf.Untyped,
now,
)
expected, err := metric.New("RITest",
map[string]string{
"foo": "bar",
},
assert.Equal(
t,
fmt.Sprintf("RITest,foo=bar value=101i %d\n", now.UnixNano()),
m.String(),
)
}
// make an untyped, counter, & gauge metric
func TestMakeMetricInfFields(t *testing.T) {
inf := math.Inf(1)
ninf := math.Inf(-1)
now := time.Now()
ri := NewRunningInput(&testInput{}, &InputConfig{
Name: "TestRunningInput",
})
ri.SetTrace(true)
assert.Equal(t, true, ri.Trace())
m := ri.MakeMetric(
"RITest",
map[string]interface{}{
"value": 101,
"value": int(101),
"inf": inf,
"ninf": ninf,
},
map[string]string{},
telegraf.Untyped,
now,
)
require.NoError(t, err)
require.Equal(t, expected, m)
assert.Equal(
t,
fmt.Sprintf("RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
}
func TestMakeMetricAllFieldTypes(t *testing.T) {
now := time.Now()
ri := NewRunningInput(&testInput{}, &InputConfig{
Name: "TestRunningInput",
})
ri.SetTrace(true)
assert.Equal(t, true, ri.Trace())
m := ri.MakeMetric(
"RITest",
map[string]interface{}{
"a": int(10),
"b": int8(10),
"c": int16(10),
"d": int32(10),
"e": uint(10),
"f": uint8(10),
"g": uint16(10),
"h": uint32(10),
"i": uint64(10),
"j": float32(10),
"k": uint64(9223372036854775810),
"l": "foobar",
"m": true,
},
map[string]string{},
telegraf.Untyped,
now,
)
assert.Contains(t, m.String(), "a=10i")
assert.Contains(t, m.String(), "b=10i")
assert.Contains(t, m.String(), "c=10i")
assert.Contains(t, m.String(), "d=10i")
assert.Contains(t, m.String(), "e=10i")
assert.Contains(t, m.String(), "f=10i")
assert.Contains(t, m.String(), "g=10i")
assert.Contains(t, m.String(), "h=10i")
assert.Contains(t, m.String(), "i=10i")
assert.Contains(t, m.String(), "j=10")
assert.NotContains(t, m.String(), "j=10i")
assert.Contains(t, m.String(), "k=9223372036854775807i")
assert.Contains(t, m.String(), "l=\"foobar\"")
assert.Contains(t, m.String(), "m=true")
}
func TestMakeMetricNameOverride(t *testing.T) {
@@ -160,15 +283,11 @@ func TestMakeMetricNameOverride(t *testing.T) {
telegraf.Untyped,
now,
)
expected, err := metric.New("foobar",
nil,
map[string]interface{}{
"value": 101,
},
now,
assert.Equal(
t,
fmt.Sprintf("foobar value=101i %d\n", now.UnixNano()),
m.String(),
)
require.NoError(t, err)
require.Equal(t, expected, m)
}
func TestMakeMetricNamePrefix(t *testing.T) {
@@ -185,15 +304,11 @@ func TestMakeMetricNamePrefix(t *testing.T) {
telegraf.Untyped,
now,
)
expected, err := metric.New("foobar_RITest",
nil,
map[string]interface{}{
"value": 101,
},
now,
assert.Equal(
t,
fmt.Sprintf("foobar_RITest value=101i %d\n", now.UnixNano()),
m.String(),
)
require.NoError(t, err)
require.Equal(t, expected, m)
}
func TestMakeMetricNameSuffix(t *testing.T) {
@@ -210,15 +325,11 @@ func TestMakeMetricNameSuffix(t *testing.T) {
telegraf.Untyped,
now,
)
expected, err := metric.New("RITest_foobar",
nil,
map[string]interface{}{
"value": 101,
},
now,
assert.Equal(
t,
fmt.Sprintf("RITest_foobar value=101i %d\n", now.UnixNano()),
m.String(),
)
require.NoError(t, err)
require.Equal(t, expected, m)
}
type testInput struct{}

View File

@@ -2,7 +2,6 @@ package models
import (
"log"
"sync"
"time"
"github.com/influxdata/telegraf"
@@ -35,9 +34,6 @@ type RunningOutput struct {
metrics *buffer.Buffer
failMetrics *buffer.Buffer
// Guards against concurrent calls to the Output as described in #3009
sync.Mutex
}
func NewRunningOutput(
@@ -87,7 +83,7 @@ func NewRunningOutput(
map[string]string{"output": name},
),
}
ro.BufferLimit.Set(int64(ro.MetricBufferLimit))
ro.BufferLimit.Incr(int64(ro.MetricBufferLimit))
return ro
}
@@ -173,8 +169,6 @@ func (ro *RunningOutput) write(metrics []telegraf.Metric) error {
if nMetrics == 0 {
return nil
}
ro.Lock()
defer ro.Unlock()
start := time.Now()
err := ro.Output.Write(metrics)
elapsed := time.Since(start)

View File

@@ -1,15 +1,11 @@
package models
import (
"sync"
"github.com/influxdata/telegraf"
)
type RunningProcessor struct {
Name string
sync.Mutex
Name string
Processor telegraf.Processor
Config *ProcessorConfig
}
@@ -28,9 +24,6 @@ type ProcessorConfig struct {
}
func (rp *RunningProcessor) Apply(in ...telegraf.Metric) []telegraf.Metric {
rp.Lock()
defer rp.Unlock()
ret := []telegraf.Metric{}
for _, metric := range in {

View File

@@ -1,86 +0,0 @@
package templating
import (
"sort"
"strings"
)
const (
// DefaultSeparator is the default separation character to use when separating template parts.
DefaultSeparator = "."
)
// Engine uses a Matcher to retrieve the appropriate template and applies the template
// to the input string
type Engine struct {
joiner string
matcher *matcher
}
// Apply extracts the template fields from the given line and returns the measurement
// name, tags and field name
func (e *Engine) Apply(line string) (string, map[string]string, string, error) {
return e.matcher.match(line).Apply(line, e.joiner)
}
// NewEngine creates a new templating engine
func NewEngine(joiner string, defaultTemplate *Template, templates []string) (*Engine, error) {
engine := Engine{
joiner: joiner,
matcher: newMatcher(defaultTemplate),
}
templateSpecs := parseTemplateSpecs(templates)
for _, templateSpec := range templateSpecs {
if err := engine.matcher.addSpec(templateSpec); err != nil {
return nil, err
}
}
return &engine, nil
}
func parseTemplateSpecs(templates []string) templateSpecs {
tmplts := templateSpecs{}
for _, pattern := range templates {
tmplt := templateSpec{
separator: DefaultSeparator,
}
// Format is [separator] [filter] <template> [tag1=value1,tag2=value2]
parts := strings.Fields(pattern)
partsLength := len(parts)
if partsLength < 1 {
// ignore
continue
}
if partsLength == 1 {
tmplt.template = pattern
} else if partsLength == 4 {
tmplt.separator = parts[0]
tmplt.filter = parts[1]
tmplt.template = parts[2]
tmplt.tagstring = parts[3]
} else {
hasTagstring := strings.Contains(parts[partsLength-1], "=")
if hasTagstring {
tmplt.tagstring = parts[partsLength-1]
tmplt.template = parts[partsLength-2]
if partsLength == 3 {
tmplt.filter = parts[0]
}
} else {
tmplt.template = parts[partsLength-1]
if partsLength == 2 {
tmplt.filter = parts[0]
} else { // length == 3
tmplt.separator = parts[0]
tmplt.filter = parts[1]
}
}
}
tmplts = append(tmplts, tmplt)
}
sort.Sort(tmplts)
return tmplts
}

View File

@@ -1,58 +0,0 @@
package templating
import (
"strings"
)
// matcher determines which template should be applied to a given metric
// based on a filter tree.
type matcher struct {
root *node
defaultTemplate *Template
}
// newMatcher creates a new matcher.
func newMatcher(defaultTemplate *Template) *matcher {
return &matcher{
root: &node{},
defaultTemplate: defaultTemplate,
}
}
func (m *matcher) addSpec(tmplt templateSpec) error {
// Parse out the default tags specific to this template
tags := map[string]string{}
if tmplt.tagstring != "" {
for _, kv := range strings.Split(tmplt.tagstring, ",") {
parts := strings.Split(kv, "=")
tags[parts[0]] = parts[1]
}
}
tmpl, err := NewTemplate(tmplt.separator, tmplt.template, tags)
if err != nil {
return err
}
m.add(tmplt.filter, tmpl)
return nil
}
// add inserts the template in the filter tree based the given filter
func (m *matcher) add(filter string, template *Template) {
if filter == "" {
m.defaultTemplate = template
m.root.separator = template.separator
return
}
m.root.insert(filter, template)
}
// match returns the template that matches the given measurement line.
// If no template matches, the default template is returned.
func (m *matcher) match(line string) *Template {
tmpl := m.root.search(line)
if tmpl != nil {
return tmpl
}
return m.defaultTemplate
}

View File

@@ -1,122 +0,0 @@
package templating
import (
"sort"
"strings"
)
// node is an item in a sorted k-ary tree of filter parts. Each child is sorted by its part value.
// The special value of "*", is always sorted last.
type node struct {
separator string
value string
children nodes
template *Template
}
// insert inserts the given string template into the tree. The filter string is separated
// on the template separator and each part is used as the path in the tree.
func (n *node) insert(filter string, template *Template) {
n.separator = template.separator
n.recursiveInsert(strings.Split(filter, n.separator), template)
}
// recursiveInsert does the actual recursive insertion
func (n *node) recursiveInsert(values []string, template *Template) {
// Add the end, set the template
if len(values) == 0 {
n.template = template
return
}
// See if the the current element already exists in the tree. If so, insert the
// into that sub-tree
for _, v := range n.children {
if v.value == values[0] {
v.recursiveInsert(values[1:], template)
return
}
}
// New element, add it to the tree and sort the children
newNode := &node{value: values[0]}
n.children = append(n.children, newNode)
sort.Sort(&n.children)
// Now insert the rest of the tree into the new element
newNode.recursiveInsert(values[1:], template)
}
// search searches for a template matching the input string
func (n *node) search(line string) *Template {
separator := n.separator
return n.recursiveSearch(strings.Split(line, separator))
}
// recursiveSearch performs the actual recursive search
func (n *node) recursiveSearch(lineParts []string) *Template {
// Nothing to search
if len(lineParts) == 0 || len(n.children) == 0 {
return n.template
}
// If last element is a wildcard, don't include it in this search since it's sorted
// to the end but lexicographically it would not always be and sort.Search assumes
// the slice is sorted.
length := len(n.children)
if n.children[length-1].value == "*" {
length--
}
// Find the index of child with an exact match
i := sort.Search(length, func(i int) bool {
return n.children[i].value >= lineParts[0]
})
// Found an exact match, so search that child sub-tree
if i < len(n.children) && n.children[i].value == lineParts[0] {
return n.children[i].recursiveSearch(lineParts[1:])
}
// Not an exact match, see if we have a wildcard child to search
if n.children[len(n.children)-1].value == "*" {
return n.children[len(n.children)-1].recursiveSearch(lineParts[1:])
}
return n.template
}
// nodes is simply an array of nodes implementing the sorting interface.
type nodes []*node
// Less returns a boolean indicating whether the filter at position j
// is less than the filter at position k. Filters are order by string
// comparison of each component parts. A wildcard value "*" is never
// less than a non-wildcard value.
//
// For example, the filters:
// "*.*"
// "servers.*"
// "servers.localhost"
// "*.localhost"
//
// Would be sorted as:
// "servers.localhost"
// "servers.*"
// "*.localhost"
// "*.*"
func (n *nodes) Less(j, k int) bool {
if (*n)[j].value == "*" && (*n)[k].value != "*" {
return false
}
if (*n)[j].value != "*" && (*n)[k].value == "*" {
return true
}
return (*n)[j].value < (*n)[k].value
}
// Swap swaps two elements of the array
func (n *nodes) Swap(i, j int) { (*n)[i], (*n)[j] = (*n)[j], (*n)[i] }
// Len returns the length of the array
func (n *nodes) Len() int { return len(*n) }

View File

@@ -1,148 +0,0 @@
package templating
import (
"fmt"
"strings"
)
// Template represents a pattern and tags to map a metric string to a influxdb Point
type Template struct {
separator string
parts []string
defaultTags map[string]string
greedyField bool
greedyMeasurement bool
}
// apply extracts the template fields from the given line and returns the measurement
// name, tags and field name
func (t *Template) Apply(line string, joiner string) (string, map[string]string, string, error) {
fields := strings.Split(line, t.separator)
var (
measurement []string
tags = make(map[string][]string)
field []string
)
// Set any default tags
for k, v := range t.defaultTags {
tags[k] = append(tags[k], v)
}
// See if an invalid combination has been specified in the template:
for _, tag := range t.parts {
if tag == "measurement*" {
t.greedyMeasurement = true
} else if tag == "field*" {
t.greedyField = true
}
}
if t.greedyField && t.greedyMeasurement {
return "", nil, "",
fmt.Errorf("either 'field*' or 'measurement*' can be used in each "+
"template (but not both together): %q",
strings.Join(t.parts, joiner))
}
for i, tag := range t.parts {
if i >= len(fields) {
continue
}
if tag == "" {
continue
}
switch tag {
case "measurement":
measurement = append(measurement, fields[i])
case "field":
field = append(field, fields[i])
case "field*":
field = append(field, fields[i:]...)
break
case "measurement*":
measurement = append(measurement, fields[i:]...)
break
default:
tags[tag] = append(tags[tag], fields[i])
}
}
// Convert to map of strings.
outtags := make(map[string]string)
for k, values := range tags {
outtags[k] = strings.Join(values, joiner)
}
return strings.Join(measurement, joiner), outtags, strings.Join(field, joiner), nil
}
func NewDefaultTemplateWithPattern(pattern string) (*Template, error) {
return NewTemplate(DefaultSeparator, pattern, nil)
}
// NewTemplate returns a new template ensuring it has a measurement
// specified.
func NewTemplate(separator string, pattern string, defaultTags map[string]string) (*Template, error) {
parts := strings.Split(pattern, separator)
hasMeasurement := false
template := &Template{
separator: separator,
parts: parts,
defaultTags: defaultTags,
}
for _, part := range parts {
if strings.HasPrefix(part, "measurement") {
hasMeasurement = true
}
if part == "measurement*" {
template.greedyMeasurement = true
} else if part == "field*" {
template.greedyField = true
}
}
if !hasMeasurement {
return nil, fmt.Errorf("no measurement specified for template. %q", pattern)
}
return template, nil
}
// templateSpec is a template string split in its constituent parts
type templateSpec struct {
separator string
filter string
template string
tagstring string
}
// templateSpecs is simply an array of template specs implementing the sorting interface
type templateSpecs []templateSpec
// Less reports whether the element with
// index j should sort before the element with index k.
func (e templateSpecs) Less(j, k int) bool {
if len(e[j].filter) == 0 && len(e[k].filter) == 0 {
jlength := len(strings.Split(e[j].template, e[j].separator))
klength := len(strings.Split(e[k].template, e[k].separator))
return jlength < klength
}
if len(e[j].filter) == 0 {
return true
}
if len(e[k].filter) == 0 {
return false
}
jlength := len(strings.Split(e[j].template, e[j].separator))
klength := len(strings.Split(e[k].template, e[k].separator))
return jlength < klength
}
// Swap swaps the elements with indexes i and j.
func (e templateSpecs) Swap(i, j int) { e[i], e[j] = e[j], e[i] }
// Len is the number of elements in the collection.
func (e templateSpecs) Len() int { return len(e) }

View File

@@ -1,130 +0,0 @@
package tls
import (
"crypto/tls"
"crypto/x509"
"fmt"
"io/ioutil"
)
// ClientConfig represents the standard client TLS config.
type ClientConfig struct {
TLSCA string `toml:"tls_ca"`
TLSCert string `toml:"tls_cert"`
TLSKey string `toml:"tls_key"`
InsecureSkipVerify bool `toml:"insecure_skip_verify"`
// Deprecated in 1.7; use TLS variables above
SSLCA string `toml:"ssl_ca"`
SSLCert string `toml:"ssl_cert"`
SSLKey string `toml:"ssl_key"`
}
// ServerConfig represents the standard server TLS config.
type ServerConfig struct {
TLSCert string `toml:"tls_cert"`
TLSKey string `toml:"tls_key"`
TLSAllowedCACerts []string `toml:"tls_allowed_cacerts"`
}
// TLSConfig returns a tls.Config, may be nil without error if TLS is not
// configured.
func (c *ClientConfig) TLSConfig() (*tls.Config, error) {
// Support deprecated variable names
if c.TLSCA == "" && c.SSLCA != "" {
c.TLSCA = c.SSLCA
}
if c.TLSCert == "" && c.SSLCert != "" {
c.TLSCert = c.SSLCert
}
if c.TLSKey == "" && c.SSLKey != "" {
c.TLSKey = c.SSLKey
}
// TODO: return default tls.Config; plugins should not call if they don't
// want TLS, this will require using another option to determine. In the
// case of an HTTP plugin, you could use `https`. Other plugins may need
// the dedicated option `TLSEnable`.
if c.TLSCA == "" && c.TLSKey == "" && c.TLSCert == "" && !c.InsecureSkipVerify {
return nil, nil
}
tlsConfig := &tls.Config{
InsecureSkipVerify: c.InsecureSkipVerify,
Renegotiation: tls.RenegotiateNever,
}
if c.TLSCA != "" {
pool, err := makeCertPool([]string{c.TLSCA})
if err != nil {
return nil, err
}
tlsConfig.RootCAs = pool
}
if c.TLSCert != "" && c.TLSKey != "" {
err := loadCertificate(tlsConfig, c.TLSCert, c.TLSKey)
if err != nil {
return nil, err
}
}
return tlsConfig, nil
}
// TLSConfig returns a tls.Config, may be nil without error if TLS is not
// configured.
func (c *ServerConfig) TLSConfig() (*tls.Config, error) {
if c.TLSCert == "" && c.TLSKey == "" && len(c.TLSAllowedCACerts) == 0 {
return nil, nil
}
tlsConfig := &tls.Config{}
if len(c.TLSAllowedCACerts) != 0 {
pool, err := makeCertPool(c.TLSAllowedCACerts)
if err != nil {
return nil, err
}
tlsConfig.ClientCAs = pool
tlsConfig.ClientAuth = tls.RequireAndVerifyClientCert
}
if c.TLSCert != "" && c.TLSKey != "" {
err := loadCertificate(tlsConfig, c.TLSCert, c.TLSKey)
if err != nil {
return nil, err
}
}
return tlsConfig, nil
}
func makeCertPool(certFiles []string) (*x509.CertPool, error) {
pool := x509.NewCertPool()
for _, certFile := range certFiles {
pem, err := ioutil.ReadFile(certFile)
if err != nil {
return nil, fmt.Errorf(
"could not read certificate %q: %v", certFile, err)
}
ok := pool.AppendCertsFromPEM(pem)
if !ok {
return nil, fmt.Errorf(
"could not parse any PEM certificates %q: %v", certFile, err)
}
}
return pool, nil
}
func loadCertificate(config *tls.Config, certFile, keyFile string) error {
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err != nil {
return fmt.Errorf(
"could not load keypair %s:%s: %v", certFile, keyFile, err)
}
config.Certificates = []tls.Certificate{cert}
config.BuildNameToCertificate()
return nil
}

View File

@@ -1,226 +0,0 @@
package tls_test
import (
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
var pki = testutil.NewPKI("../../testutil/pki")
func TestClientConfig(t *testing.T) {
tests := []struct {
name string
client tls.ClientConfig
expNil bool
expErr bool
}{
{
name: "unset",
client: tls.ClientConfig{},
expNil: true,
},
{
name: "success",
client: tls.ClientConfig{
TLSCA: pki.CACertPath(),
TLSCert: pki.ClientCertPath(),
TLSKey: pki.ClientKeyPath(),
},
},
{
name: "invalid ca",
client: tls.ClientConfig{
TLSCA: pki.ClientKeyPath(),
TLSCert: pki.ClientCertPath(),
TLSKey: pki.ClientKeyPath(),
},
expNil: true,
expErr: true,
},
{
name: "missing ca is okay",
client: tls.ClientConfig{
TLSCert: pki.ClientCertPath(),
TLSKey: pki.ClientKeyPath(),
},
},
{
name: "invalid cert",
client: tls.ClientConfig{
TLSCA: pki.CACertPath(),
TLSCert: pki.ClientKeyPath(),
TLSKey: pki.ClientKeyPath(),
},
expNil: true,
expErr: true,
},
{
name: "missing cert skips client keypair",
client: tls.ClientConfig{
TLSCA: pki.CACertPath(),
TLSKey: pki.ClientKeyPath(),
},
expNil: false,
expErr: false,
},
{
name: "missing key skips client keypair",
client: tls.ClientConfig{
TLSCA: pki.CACertPath(),
TLSCert: pki.ClientCertPath(),
},
expNil: false,
expErr: false,
},
{
name: "support deprecated ssl field names",
client: tls.ClientConfig{
SSLCA: pki.CACertPath(),
SSLCert: pki.ClientCertPath(),
SSLKey: pki.ClientKeyPath(),
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tlsConfig, err := tt.client.TLSConfig()
if !tt.expNil {
require.NotNil(t, tlsConfig)
} else {
require.Nil(t, tlsConfig)
}
if !tt.expErr {
require.NoError(t, err)
} else {
require.Error(t, err)
}
})
}
}
func TestServerConfig(t *testing.T) {
tests := []struct {
name string
server tls.ServerConfig
expNil bool
expErr bool
}{
{
name: "unset",
server: tls.ServerConfig{},
expNil: true,
},
{
name: "success",
server: tls.ServerConfig{
TLSCert: pki.ServerCertPath(),
TLSKey: pki.ServerKeyPath(),
TLSAllowedCACerts: []string{pki.CACertPath()},
},
},
{
name: "invalid ca",
server: tls.ServerConfig{
TLSCert: pki.ServerCertPath(),
TLSKey: pki.ServerKeyPath(),
TLSAllowedCACerts: []string{pki.ServerKeyPath()},
},
expNil: true,
expErr: true,
},
{
name: "missing allowed ca is okay",
server: tls.ServerConfig{
TLSCert: pki.ServerCertPath(),
TLSKey: pki.ServerKeyPath(),
},
expNil: true,
expErr: true,
},
{
name: "invalid cert",
server: tls.ServerConfig{
TLSCert: pki.ServerKeyPath(),
TLSKey: pki.ServerKeyPath(),
TLSAllowedCACerts: []string{pki.CACertPath()},
},
expNil: true,
expErr: true,
},
{
name: "missing cert",
server: tls.ServerConfig{
TLSKey: pki.ServerKeyPath(),
TLSAllowedCACerts: []string{pki.CACertPath()},
},
expNil: true,
expErr: true,
},
{
name: "missing key",
server: tls.ServerConfig{
TLSCert: pki.ServerCertPath(),
TLSAllowedCACerts: []string{pki.CACertPath()},
},
expNil: true,
expErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tlsConfig, err := tt.server.TLSConfig()
if !tt.expNil {
require.NotNil(t, tlsConfig)
}
if !tt.expErr {
require.NoError(t, err)
}
})
}
}
func TestConnect(t *testing.T) {
clientConfig := tls.ClientConfig{
TLSCA: pki.CACertPath(),
TLSCert: pki.ClientCertPath(),
TLSKey: pki.ClientKeyPath(),
}
serverConfig := tls.ServerConfig{
TLSCert: pki.ServerCertPath(),
TLSKey: pki.ServerKeyPath(),
TLSAllowedCACerts: []string{pki.CACertPath()},
}
serverTLSConfig, err := serverConfig.TLSConfig()
require.NoError(t, err)
ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
}))
ts.TLS = serverTLSConfig
ts.StartTLS()
defer ts.Close()
clientTLSConfig, err := clientConfig.TLSConfig()
require.NoError(t, err)
client := http.Client{
Transport: &http.Transport{
TLSClientConfig: clientTLSConfig,
},
Timeout: 10 * time.Second,
}
resp, err := client.Get(ts.URL)
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
}

View File

@@ -1,45 +0,0 @@
// +build !windows
package internal
const Usage = `Telegraf, The plugin-driven server agent for collecting and reporting metrics.
Usage:
telegraf [commands|flags]
The commands & flags are:
config print out full sample configuration to stdout
version print the version to stdout
--config <file> configuration file to load
--test gather metrics once, print them to stdout, and exit
--config-directory directory containing additional *.conf files
--input-filter filter the input plugins to enable, separator is :
--output-filter filter the output plugins to enable, separator is :
--usage print usage for a plugin, ie, 'telegraf --usage mysql'
--debug print metrics as they're generated to stdout
--pprof-addr pprof address to listen on, format: localhost:6060 or :6060
--quiet run in quiet mode
Examples:
# generate a telegraf config file:
telegraf config > telegraf.conf
# generate config with only cpu input & influxdb output plugins defined
telegraf --input-filter cpu --output-filter influxdb config
# run a single telegraf collection, outputing metrics to stdout
telegraf --config telegraf.conf --test
# run telegraf with all plugins defined in config file
telegraf --config telegraf.conf
# run telegraf, enabling the cpu & memory input, and influxdb output plugins
telegraf --config telegraf.conf --input-filter cpu:mem --output-filter influxdb
# run telegraf with pprof
telegraf --config telegraf.conf --pprof-addr localhost:6060
`

View File

@@ -1,54 +0,0 @@
// +build windows
package internal
const Usage = `Telegraf, The plugin-driven server agent for collecting and reporting metrics.
Usage:
telegraf [commands|flags]
The commands & flags are:
config print out full sample configuration to stdout
version print the version to stdout
--config <file> configuration file to load
--test gather metrics once, print them to stdout, and exit
--config-directory directory containing additional *.conf files
--input-filter filter the input plugins to enable, separator is :
--output-filter filter the output plugins to enable, separator is :
--usage print usage for a plugin, ie, 'telegraf --usage mysql'
--debug print metrics as they're generated to stdout
--pprof-addr pprof address to listen on, format: localhost:6060 or :6060
--quiet run in quiet mode
--console run as console application
--service operate on service, one of: install, uninstall, start, stop
Examples:
# generate a telegraf config file:
telegraf config > telegraf.conf
# generate config with only cpu input & influxdb output plugins defined
telegraf --input-filter cpu --output-filter influxdb config
# run a single telegraf collection, outputing metrics to stdout
telegraf --config telegraf.conf --test
# run telegraf with all plugins defined in config file
telegraf --config telegraf.conf
# run telegraf, enabling the cpu & memory input, and influxdb output plugins
telegraf --config telegraf.conf --input-filter cpu:mem --output-filter influxdb
# run telegraf with pprof
telegraf --config telegraf.conf --pprof-addr localhost:6060
# run telegraf without service controller
telegraf --console install --config "C:\Program Files\Telegraf\telegraf.conf"
# install telegraf service
telegraf --service install --config "C:\Program Files\Telegraf\telegraf.conf"
`

View File

@@ -13,56 +13,50 @@ const (
Counter
Gauge
Untyped
Summary
Histogram
)
type Tag struct {
Key string
Value string
}
type Field struct {
Key string
Value interface{}
}
type Metric interface {
// Getting data structure functions
Name() string
Tags() map[string]string
TagList() []*Tag
Fields() map[string]interface{}
FieldList() []*Field
Time() time.Time
Type() ValueType
// Name functions
SetName(name string)
AddPrefix(prefix string)
AddSuffix(suffix string)
// Serialize serializes the metric into a line-protocol byte buffer,
// including a newline at the end.
Serialize() []byte
// same as Serialize, but avoids an allocation.
// returns number of bytes copied into dst.
SerializeTo(dst []byte) int
// String is the same as Serialize, but returns a string.
String() string
// Copy deep-copies the metric.
Copy() Metric
// Split will attempt to return multiple metrics with the same timestamp
// whose string representations are no longer than maxSize.
// Metrics with a single field may exceed the requested size.
Split(maxSize int) []Metric
// Tag functions
GetTag(key string) (string, bool)
HasTag(key string) bool
AddTag(key, value string)
RemoveTag(key string)
// Field functions
GetField(key string) (interface{}, bool)
HasField(key string) bool
AddField(key string, value interface{})
RemoveField(key string)
RemoveField(key string) error
SetTime(t time.Time)
// Name functions
SetName(name string)
SetPrefix(prefix string)
SetSuffix(suffix string)
// HashID returns an unique identifier for the series.
// Getting data structure functions
Name() string
Tags() map[string]string
Fields() map[string]interface{}
Time() time.Time
UnixNano() int64
Type() ValueType
Len() int // returns the length of the serialized metric, including newline
HashID() uint64
// Copy returns a deep copy of the Metric.
Copy() Metric
// Mark Metric as an aggregate
// aggregator things:
SetAggregate(bool)
IsAggregate() bool
}

View File

@@ -1,53 +0,0 @@
package metric
import (
"time"
"github.com/influxdata/telegraf"
)
type TimeFunc func() time.Time
type Builder struct {
TimeFunc
TimePrecision time.Duration
*metric
}
func NewBuilder() *Builder {
b := &Builder{
TimeFunc: time.Now,
TimePrecision: 1 * time.Nanosecond,
}
b.Reset()
return b
}
func (b *Builder) SetName(name string) {
b.name = name
}
func (b *Builder) AddTag(key string, value string) {
b.metric.AddTag(key, value)
}
func (b *Builder) AddField(key string, value interface{}) {
b.metric.AddField(key, value)
}
func (b *Builder) SetTime(tm time.Time) {
b.tm = tm
}
func (b *Builder) Reset() {
b.metric = &metric{}
}
func (b *Builder) Metric() (telegraf.Metric, error) {
if b.tm.IsZero() {
b.tm = b.TimeFunc().Truncate(b.TimePrecision)
}
return b.metric, nil
}

49
metric/escape.go Normal file
View File

@@ -0,0 +1,49 @@
package metric
import (
"strings"
)
var (
// escaper is for escaping:
// - tag keys
// - tag values
// - field keys
// see https://docs.influxdata.com/influxdb/v1.0/write_protocols/line_protocol_tutorial/#special-characters-and-keywords
escaper = strings.NewReplacer(`,`, `\,`, `"`, `\"`, ` `, `\ `, `=`, `\=`)
unEscaper = strings.NewReplacer(`\,`, `,`, `\"`, `"`, `\ `, ` `, `\=`, `=`)
// nameEscaper is for escaping measurement names only.
// see https://docs.influxdata.com/influxdb/v1.0/write_protocols/line_protocol_tutorial/#special-characters-and-keywords
nameEscaper = strings.NewReplacer(`,`, `\,`, ` `, `\ `)
nameUnEscaper = strings.NewReplacer(`\,`, `,`, `\ `, ` `)
// stringFieldEscaper is for escaping string field values only.
// see https://docs.influxdata.com/influxdb/v1.0/write_protocols/line_protocol_tutorial/#special-characters-and-keywords
stringFieldEscaper = strings.NewReplacer(`"`, `\"`)
stringFieldUnEscaper = strings.NewReplacer(`\"`, `"`)
)
func escape(s string, t string) string {
switch t {
case "fieldkey", "tagkey", "tagval":
return escaper.Replace(s)
case "name":
return nameEscaper.Replace(s)
case "fieldval":
return stringFieldEscaper.Replace(s)
}
return s
}
func unescape(s string, t string) string {
switch t {
case "fieldkey", "tagkey", "tagval":
return unEscaper.Replace(s)
case "name":
return nameUnEscaper.Replace(s)
case "fieldval":
return stringFieldUnEscaper.Replace(s)
}
return s
}

View File

@@ -0,0 +1,38 @@
package metric
import (
"reflect"
"strconv"
"unsafe"
)
// parseIntBytes is a zero-alloc wrapper around strconv.ParseInt.
func parseIntBytes(b []byte, base int, bitSize int) (i int64, err error) {
s := unsafeBytesToString(b)
return strconv.ParseInt(s, base, bitSize)
}
// parseFloatBytes is a zero-alloc wrapper around strconv.ParseFloat.
func parseFloatBytes(b []byte, bitSize int) (float64, error) {
s := unsafeBytesToString(b)
return strconv.ParseFloat(s, bitSize)
}
// parseBoolBytes is a zero-alloc wrapper around strconv.ParseBool.
func parseBoolBytes(b []byte) (bool, error) {
return strconv.ParseBool(unsafeBytesToString(b))
}
// unsafeBytesToString converts a []byte to a string without a heap allocation.
//
// It is unsafe, and is intended to prepare input to short-lived functions
// that require strings.
func unsafeBytesToString(in []byte) string {
src := *(*reflect.SliceHeader)(unsafe.Pointer(&in))
dst := reflect.StringHeader{
Data: src.Data,
Len: src.Len,
}
s := *(*string)(unsafe.Pointer(&dst))
return s
}

View File

@@ -0,0 +1,103 @@
package metric
import (
"strconv"
"testing"
"testing/quick"
)
func TestParseIntBytesEquivalenceFuzz(t *testing.T) {
f := func(b []byte, base int, bitSize int) bool {
exp, expErr := strconv.ParseInt(string(b), base, bitSize)
got, gotErr := parseIntBytes(b, base, bitSize)
return exp == got && checkErrs(expErr, gotErr)
}
cfg := &quick.Config{
MaxCount: 10000,
}
if err := quick.Check(f, cfg); err != nil {
t.Fatal(err)
}
}
func TestParseIntBytesValid64bitBase10EquivalenceFuzz(t *testing.T) {
buf := []byte{}
f := func(n int64) bool {
buf = strconv.AppendInt(buf[:0], n, 10)
exp, expErr := strconv.ParseInt(string(buf), 10, 64)
got, gotErr := parseIntBytes(buf, 10, 64)
return exp == got && checkErrs(expErr, gotErr)
}
cfg := &quick.Config{
MaxCount: 10000,
}
if err := quick.Check(f, cfg); err != nil {
t.Fatal(err)
}
}
func TestParseFloatBytesEquivalenceFuzz(t *testing.T) {
f := func(b []byte, bitSize int) bool {
exp, expErr := strconv.ParseFloat(string(b), bitSize)
got, gotErr := parseFloatBytes(b, bitSize)
return exp == got && checkErrs(expErr, gotErr)
}
cfg := &quick.Config{
MaxCount: 10000,
}
if err := quick.Check(f, cfg); err != nil {
t.Fatal(err)
}
}
func TestParseFloatBytesValid64bitEquivalenceFuzz(t *testing.T) {
buf := []byte{}
f := func(n float64) bool {
buf = strconv.AppendFloat(buf[:0], n, 'f', -1, 64)
exp, expErr := strconv.ParseFloat(string(buf), 64)
got, gotErr := parseFloatBytes(buf, 64)
return exp == got && checkErrs(expErr, gotErr)
}
cfg := &quick.Config{
MaxCount: 10000,
}
if err := quick.Check(f, cfg); err != nil {
t.Fatal(err)
}
}
func TestParseBoolBytesEquivalence(t *testing.T) {
var buf []byte
for _, s := range []string{"1", "t", "T", "TRUE", "true", "True", "0", "f", "F", "FALSE", "false", "False", "fail", "TrUe", "FAlSE", "numbers", ""} {
buf = append(buf[:0], s...)
exp, expErr := strconv.ParseBool(s)
got, gotErr := parseBoolBytes(buf)
if got != exp || !checkErrs(expErr, gotErr) {
t.Errorf("Failed to parse boolean value %q correctly: wanted (%t, %v), got (%t, %v)", s, exp, expErr, got, gotErr)
}
}
}
func checkErrs(a, b error) bool {
if (a == nil) != (b == nil) {
return false
}
return a == nil || a.Error() == b.Error()
}

View File

@@ -1,286 +1,585 @@
package metric
import (
"bytes"
"fmt"
"hash/fnv"
"sort"
"strconv"
"time"
"github.com/influxdata/telegraf"
)
type metric struct {
name string
tags []*telegraf.Tag
fields []*telegraf.Field
tm time.Time
tp telegraf.ValueType
aggregate bool
}
const MaxInt = int(^uint(0) >> 1)
func New(
name string,
tags map[string]string,
fields map[string]interface{},
tm time.Time,
tp ...telegraf.ValueType,
t time.Time,
mType ...telegraf.ValueType,
) (telegraf.Metric, error) {
var vtype telegraf.ValueType
if len(tp) > 0 {
vtype = tp[0]
if len(fields) == 0 {
return nil, fmt.Errorf("Metric cannot be made without any fields")
}
if len(name) == 0 {
return nil, fmt.Errorf("Metric cannot be made with an empty name")
}
var thisType telegraf.ValueType
if len(mType) > 0 {
thisType = mType[0]
} else {
vtype = telegraf.Untyped
thisType = telegraf.Untyped
}
m := &metric{
name: name,
tags: nil,
fields: nil,
tm: tm,
tp: vtype,
name: []byte(escape(name, "name")),
t: []byte(fmt.Sprint(t.UnixNano())),
nsec: t.UnixNano(),
mType: thisType,
}
if len(tags) > 0 {
m.tags = make([]*telegraf.Tag, 0, len(tags))
for k, v := range tags {
m.tags = append(m.tags,
&telegraf.Tag{Key: k, Value: v})
}
sort.Slice(m.tags, func(i, j int) bool { return m.tags[i].Key < m.tags[j].Key })
}
m.fields = make([]*telegraf.Field, 0, len(fields))
for k, v := range fields {
v := convertField(v)
if v == nil {
// pre-allocate exact size of the tags slice
taglen := 0
for k, v := range tags {
if len(k) == 0 || len(v) == 0 {
continue
}
m.AddField(k, v)
taglen += 2 + len(escape(k, "tagkey")) + len(escape(v, "tagval"))
}
m.tags = make([]byte, taglen)
i := 0
for k, v := range tags {
if len(k) == 0 || len(v) == 0 {
continue
}
m.tags[i] = ','
i++
i += copy(m.tags[i:], escape(k, "tagkey"))
m.tags[i] = '='
i++
i += copy(m.tags[i:], escape(v, "tagval"))
}
// pre-allocate capacity of the fields slice
fieldlen := 0
for k, _ := range fields {
// 10 bytes is completely arbitrary, but will at least prevent some
// amount of allocations. There's a small possibility this will create
// slightly more allocations for a metric that has many short fields.
fieldlen += len(k) + 10
}
m.fields = make([]byte, 0, fieldlen)
i = 0
for k, v := range fields {
if i != 0 {
m.fields = append(m.fields, ',')
}
m.fields = appendField(m.fields, k, v)
i++
}
return m, nil
}
// indexUnescapedByte finds the index of the first byte equal to b in buf that
// is not escaped. Returns -1 if not found.
func indexUnescapedByte(buf []byte, b byte) int {
var keyi int
for {
i := bytes.IndexByte(buf[keyi:], b)
if i == -1 {
return -1
} else if i == 0 {
break
}
keyi += i
if countBackslashes(buf, keyi-1)%2 == 0 {
break
} else {
keyi++
}
}
return keyi
}
// countBackslashes counts the number of preceding backslashes starting at
// the 'start' index.
func countBackslashes(buf []byte, index int) int {
var count int
for {
if index < 0 {
return count
}
if buf[index] == '\\' {
count++
index--
} else {
break
}
}
return count
}
type metric struct {
name []byte
tags []byte
fields []byte
t []byte
mType telegraf.ValueType
aggregate bool
// cached values for reuse in "get" functions
hashID uint64
nsec int64
}
func (m *metric) String() string {
return fmt.Sprintf("%s %v %v %d", m.name, m.Tags(), m.Fields(), m.tm.UnixNano())
}
func (m *metric) Name() string {
return m.name
}
func (m *metric) Tags() map[string]string {
tags := make(map[string]string, len(m.tags))
for _, tag := range m.tags {
tags[tag.Key] = tag.Value
}
return tags
}
func (m *metric) TagList() []*telegraf.Tag {
return m.tags
}
func (m *metric) Fields() map[string]interface{} {
fields := make(map[string]interface{}, len(m.fields))
for _, field := range m.fields {
fields[field.Key] = field.Value
}
return fields
}
func (m *metric) FieldList() []*telegraf.Field {
return m.fields
}
func (m *metric) Time() time.Time {
return m.tm
}
func (m *metric) Type() telegraf.ValueType {
return m.tp
}
func (m *metric) SetName(name string) {
m.name = name
}
func (m *metric) AddPrefix(prefix string) {
m.name = prefix + m.name
}
func (m *metric) AddSuffix(suffix string) {
m.name = m.name + suffix
}
func (m *metric) AddTag(key, value string) {
for i, tag := range m.tags {
if key > tag.Key {
continue
}
if key == tag.Key {
tag.Value = value
return
}
m.tags = append(m.tags, nil)
copy(m.tags[i+1:], m.tags[i:])
m.tags[i] = &telegraf.Tag{Key: key, Value: value}
return
}
m.tags = append(m.tags, &telegraf.Tag{Key: key, Value: value})
}
func (m *metric) HasTag(key string) bool {
for _, tag := range m.tags {
if tag.Key == key {
return true
}
}
return false
}
func (m *metric) GetTag(key string) (string, bool) {
for _, tag := range m.tags {
if tag.Key == key {
return tag.Value, true
}
}
return "", false
}
func (m *metric) RemoveTag(key string) {
for i, tag := range m.tags {
if tag.Key == key {
copy(m.tags[i:], m.tags[i+1:])
m.tags[len(m.tags)-1] = nil
m.tags = m.tags[:len(m.tags)-1]
return
}
}
}
func (m *metric) AddField(key string, value interface{}) {
for i, field := range m.fields {
if key == field.Key {
m.fields[i] = &telegraf.Field{Key: key, Value: convertField(value)}
}
}
m.fields = append(m.fields, &telegraf.Field{Key: key, Value: convertField(value)})
}
func (m *metric) HasField(key string) bool {
for _, field := range m.fields {
if field.Key == key {
return true
}
}
return false
}
func (m *metric) GetField(key string) (interface{}, bool) {
for _, field := range m.fields {
if field.Key == key {
return field.Value, true
}
}
return nil, false
}
func (m *metric) RemoveField(key string) {
for i, field := range m.fields {
if field.Key == key {
copy(m.fields[i:], m.fields[i+1:])
m.fields[len(m.fields)-1] = nil
m.fields = m.fields[:len(m.fields)-1]
return
}
}
}
func (m *metric) SetTime(t time.Time) {
m.tm = t
}
func (m *metric) Copy() telegraf.Metric {
m2 := &metric{
name: m.name,
tags: make([]*telegraf.Tag, len(m.tags)),
fields: make([]*telegraf.Field, len(m.fields)),
tm: m.tm,
tp: m.tp,
aggregate: m.aggregate,
}
for i, tag := range m.tags {
m2.tags[i] = tag
}
for i, field := range m.fields {
m2.fields[i] = field
}
return m2
return string(m.name) + string(m.tags) + " " + string(m.fields) + " " + string(m.t) + "\n"
}
func (m *metric) SetAggregate(b bool) {
m.aggregate = true
m.aggregate = b
}
func (m *metric) IsAggregate() bool {
return m.aggregate
}
func (m *metric) HashID() uint64 {
h := fnv.New64a()
h.Write([]byte(m.name))
h.Write([]byte("\n"))
for _, tag := range m.tags {
h.Write([]byte(tag.Key))
h.Write([]byte("\n"))
h.Write([]byte(tag.Value))
h.Write([]byte("\n"))
}
return h.Sum64()
func (m *metric) Type() telegraf.ValueType {
return m.mType
}
// Convert field to a supported type or nil if unconvertible
func convertField(v interface{}) interface{} {
switch v := v.(type) {
case float64:
return v
case int64:
return v
case string:
return v
case bool:
return v
case int:
return int64(v)
case uint:
return uint64(v)
case uint64:
return uint64(v)
case []byte:
return string(v)
case int32:
return int64(v)
case int16:
return int64(v)
case int8:
return int64(v)
case uint32:
return uint64(v)
case uint16:
return uint64(v)
case uint8:
return uint64(v)
case float32:
return float64(v)
default:
func (m *metric) Len() int {
// 3 is for 2 spaces surrounding the fields array + newline at the end.
return len(m.name) + len(m.tags) + len(m.fields) + len(m.t) + 3
}
func (m *metric) Serialize() []byte {
tmp := make([]byte, m.Len())
i := 0
i += copy(tmp[i:], m.name)
i += copy(tmp[i:], m.tags)
tmp[i] = ' '
i++
i += copy(tmp[i:], m.fields)
tmp[i] = ' '
i++
i += copy(tmp[i:], m.t)
tmp[i] = '\n'
return tmp
}
func (m *metric) SerializeTo(dst []byte) int {
i := 0
if i >= len(dst) {
return i
}
i += copy(dst[i:], m.name)
if i >= len(dst) {
return i
}
i += copy(dst[i:], m.tags)
if i >= len(dst) {
return i
}
dst[i] = ' '
i++
if i >= len(dst) {
return i
}
i += copy(dst[i:], m.fields)
if i >= len(dst) {
return i
}
dst[i] = ' '
i++
if i >= len(dst) {
return i
}
i += copy(dst[i:], m.t)
if i >= len(dst) {
return i
}
dst[i] = '\n'
return i + 1
}
func (m *metric) Split(maxSize int) []telegraf.Metric {
if m.Len() < maxSize {
return []telegraf.Metric{m}
}
var out []telegraf.Metric
// constant number of bytes for each metric (in addition to field bytes)
constant := len(m.name) + len(m.tags) + len(m.t) + 3
// currently selected fields
fields := make([]byte, 0, maxSize)
i := 0
for {
if i >= len(m.fields) {
// hit the end of the field byte slice
if len(fields) > 0 {
out = append(out, copyWith(m.name, m.tags, fields, m.t))
}
break
}
// find the end of the next field
j := indexUnescapedByte(m.fields[i:], ',')
if j == -1 {
j = len(m.fields)
} else {
j += i
}
// if true, then we need to create a metric _not_ including the currently
// selected field
if len(m.fields[i:j])+len(fields)+constant > maxSize {
// if false, then we'll create a metric including the currently
// selected field anyways. This means that the given maxSize is too
// small for a single field to fit.
if len(fields) > 0 {
out = append(out, copyWith(m.name, m.tags, fields, m.t))
}
fields = make([]byte, 0, maxSize)
}
if len(fields) > 0 {
fields = append(fields, ',')
}
fields = append(fields, m.fields[i:j]...)
i = j + 1
}
return out
}
func (m *metric) Fields() map[string]interface{} {
fieldMap := map[string]interface{}{}
i := 0
for {
if i >= len(m.fields) {
break
}
// end index of field key
i1 := indexUnescapedByte(m.fields[i:], '=')
if i1 == -1 {
break
}
// start index of field value
i2 := i1 + 1
// end index of field value
var i3 int
if m.fields[i:][i2] == '"' {
i3 = indexUnescapedByte(m.fields[i:][i2+1:], '"')
if i3 == -1 {
i3 = len(m.fields[i:])
}
i3 += i2 + 2 // increment index to the comma
} else {
i3 = indexUnescapedByte(m.fields[i:], ',')
if i3 == -1 {
i3 = len(m.fields[i:])
}
}
switch m.fields[i:][i2] {
case '"':
// string field
fieldMap[unescape(string(m.fields[i:][0:i1]), "fieldkey")] = unescape(string(m.fields[i:][i2+1:i3-1]), "fieldval")
case '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9':
// number field
switch m.fields[i:][i3-1] {
case 'i':
// integer field
n, err := parseIntBytes(m.fields[i:][i2:i3-1], 10, 64)
if err == nil {
fieldMap[unescape(string(m.fields[i:][0:i1]), "fieldkey")] = n
} else {
// TODO handle error or just ignore field silently?
}
default:
// float field
n, err := parseFloatBytes(m.fields[i:][i2:i3], 64)
if err == nil {
fieldMap[unescape(string(m.fields[i:][0:i1]), "fieldkey")] = n
} else {
// TODO handle error or just ignore field silently?
}
}
case 'T', 't':
fieldMap[unescape(string(m.fields[i:][0:i1]), "fieldkey")] = true
case 'F', 'f':
fieldMap[unescape(string(m.fields[i:][0:i1]), "fieldkey")] = false
default:
// TODO handle unsupported field type
}
i += i3 + 1
}
return fieldMap
}
func (m *metric) Tags() map[string]string {
tagMap := map[string]string{}
if len(m.tags) == 0 {
return tagMap
}
i := 0
for {
// start index of tag key
i0 := indexUnescapedByte(m.tags[i:], ',') + 1
if i0 == 0 {
// didn't find a tag start
break
}
// end index of tag key
i1 := indexUnescapedByte(m.tags[i:], '=')
// start index of tag value
i2 := i1 + 1
// end index of tag value (starting from i2)
i3 := indexUnescapedByte(m.tags[i+i2:], ',')
if i3 == -1 {
tagMap[unescape(string(m.tags[i:][i0:i1]), "tagkey")] = unescape(string(m.tags[i:][i2:]), "tagval")
break
}
tagMap[unescape(string(m.tags[i:][i0:i1]), "tagkey")] = unescape(string(m.tags[i:][i2:i2+i3]), "tagval")
// increment start index for the next tag
i += i2 + i3
}
return tagMap
}
func (m *metric) Name() string {
return unescape(string(m.name), "name")
}
func (m *metric) Time() time.Time {
// assume metric has been verified already and ignore error:
if m.nsec == 0 {
m.nsec, _ = parseIntBytes(m.t, 10, 64)
}
return time.Unix(0, m.nsec)
}
func (m *metric) UnixNano() int64 {
// assume metric has been verified already and ignore error:
if m.nsec == 0 {
m.nsec, _ = parseIntBytes(m.t, 10, 64)
}
return m.nsec
}
func (m *metric) SetName(name string) {
m.hashID = 0
m.name = []byte(nameEscaper.Replace(name))
}
func (m *metric) SetPrefix(prefix string) {
m.hashID = 0
m.name = append([]byte(nameEscaper.Replace(prefix)), m.name...)
}
func (m *metric) SetSuffix(suffix string) {
m.hashID = 0
m.name = append(m.name, []byte(nameEscaper.Replace(suffix))...)
}
func (m *metric) AddTag(key, value string) {
m.RemoveTag(key)
m.tags = append(m.tags, []byte(","+escape(key, "tagkey")+"="+escape(value, "tagval"))...)
}
func (m *metric) HasTag(key string) bool {
i := bytes.Index(m.tags, []byte(escape(key, "tagkey")+"="))
if i == -1 {
return false
}
return true
}
func (m *metric) RemoveTag(key string) {
m.hashID = 0
i := bytes.Index(m.tags, []byte(escape(key, "tagkey")+"="))
if i == -1 {
return
}
tmp := m.tags[0 : i-1]
j := indexUnescapedByte(m.tags[i:], ',')
if j != -1 {
tmp = append(tmp, m.tags[i+j:]...)
}
m.tags = tmp
return
}
func (m *metric) AddField(key string, value interface{}) {
m.fields = append(m.fields, ',')
m.fields = appendField(m.fields, key, value)
}
func (m *metric) HasField(key string) bool {
i := bytes.Index(m.fields, []byte(escape(key, "tagkey")+"="))
if i == -1 {
return false
}
return true
}
func (m *metric) RemoveField(key string) error {
i := bytes.Index(m.fields, []byte(escape(key, "tagkey")+"="))
if i == -1 {
return nil
}
var tmp []byte
if i != 0 {
tmp = m.fields[0 : i-1]
}
j := indexUnescapedByte(m.fields[i:], ',')
if j != -1 {
tmp = append(tmp, m.fields[i+j:]...)
}
if len(tmp) == 0 {
return fmt.Errorf("Metric cannot remove final field: %s", m.fields)
}
m.fields = tmp
return nil
}
func (m *metric) Copy() telegraf.Metric {
return copyWith(m.name, m.tags, m.fields, m.t)
}
func copyWith(name, tags, fields, t []byte) telegraf.Metric {
out := metric{
name: make([]byte, len(name)),
tags: make([]byte, len(tags)),
fields: make([]byte, len(fields)),
t: make([]byte, len(t)),
}
copy(out.name, name)
copy(out.tags, tags)
copy(out.fields, fields)
copy(out.t, t)
return &out
}
func (m *metric) HashID() uint64 {
if m.hashID == 0 {
h := fnv.New64a()
h.Write(m.name)
tags := m.Tags()
tmp := make([]string, len(tags))
i := 0
for k, v := range tags {
tmp[i] = k + v
i++
}
sort.Strings(tmp)
for _, s := range tmp {
h.Write([]byte(s))
}
m.hashID = h.Sum64()
}
return m.hashID
}
func appendField(b []byte, k string, v interface{}) []byte {
if v == nil {
return b
}
b = append(b, []byte(escape(k, "tagkey")+"=")...)
// check popular types first
switch v := v.(type) {
case float64:
b = strconv.AppendFloat(b, v, 'f', -1, 64)
case int64:
b = strconv.AppendInt(b, v, 10)
b = append(b, 'i')
case string:
b = append(b, '"')
b = append(b, []byte(escape(v, "fieldval"))...)
b = append(b, '"')
case bool:
b = strconv.AppendBool(b, v)
case int32:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case int16:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case int8:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case int:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case uint64:
// Cap uints above the maximum int value
var intv int64
if v <= uint64(MaxInt) {
intv = int64(v)
} else {
intv = int64(MaxInt)
}
b = strconv.AppendInt(b, intv, 10)
b = append(b, 'i')
case uint32:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case uint16:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case uint8:
b = strconv.AppendInt(b, int64(v), 10)
b = append(b, 'i')
case uint:
// Cap uints above the maximum int value
var intv int64
if v <= uint(MaxInt) {
intv = int64(v)
} else {
intv = int64(MaxInt)
}
b = strconv.AppendInt(b, intv, 10)
b = append(b, 'i')
case float32:
b = strconv.AppendFloat(b, float64(v), 'f', -1, 32)
case []byte:
b = append(b, v...)
default:
// Can't determine the type, so convert to string
b = append(b, '"')
b = append(b, []byte(escape(fmt.Sprintf("%v", v), "fieldval"))...)
b = append(b, '"')
}
return b
}

View File

@@ -0,0 +1,148 @@
package metric
import (
"fmt"
"testing"
"time"
"github.com/influxdata/telegraf"
)
// vars for making sure that the compiler doesnt optimize out the benchmarks:
var (
s string
I interface{}
tags map[string]string
fields map[string]interface{}
)
func BenchmarkNewMetric(b *testing.B) {
var mt telegraf.Metric
for n := 0; n < b.N; n++ {
mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
}
s = string(mt.String())
}
func BenchmarkAddTag(b *testing.B) {
var mt telegraf.Metric
mt = &metric{
name: []byte("cpu"),
tags: []byte(",host=localhost"),
fields: []byte("a=101"),
t: []byte("1480614053000000000"),
}
for n := 0; n < b.N; n++ {
mt.AddTag("foo", "bar")
}
s = string(mt.String())
}
func BenchmarkSplit(b *testing.B) {
var mt telegraf.Metric
mt = &metric{
name: []byte("cpu"),
tags: []byte(",host=localhost"),
fields: []byte("a=101,b=10i,c=10101,d=101010,e=42"),
t: []byte("1480614053000000000"),
}
var metrics []telegraf.Metric
for n := 0; n < b.N; n++ {
metrics = mt.Split(60)
}
s = string(metrics[0].String())
}
func BenchmarkTags(b *testing.B) {
for n := 0; n < b.N; n++ {
var mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
tags = mt.Tags()
}
s = fmt.Sprint(tags)
}
func BenchmarkFields(b *testing.B) {
for n := 0; n < b.N; n++ {
var mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
fields = mt.Fields()
}
s = fmt.Sprint(fields)
}
func BenchmarkString(b *testing.B) {
mt, _ := New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
var S string
for n := 0; n < b.N; n++ {
S = mt.String()
}
s = S
}
func BenchmarkSerialize(b *testing.B) {
mt, _ := New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
var B []byte
for n := 0; n < b.N; n++ {
B = mt.Serialize()
}
s = string(B)
}

View File

@@ -1,12 +1,15 @@
package metric
import (
"fmt"
"math"
"regexp"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNewMetric(t *testing.T) {
@@ -21,185 +24,102 @@ func TestNewMetric(t *testing.T) {
"usage_busy": float64(1),
}
m, err := New("cpu", tags, fields, now)
require.NoError(t, err)
assert.NoError(t, err)
require.Equal(t, "cpu", m.Name())
require.Equal(t, tags, m.Tags())
require.Equal(t, fields, m.Fields())
require.Equal(t, 2, len(m.FieldList()))
require.Equal(t, now, m.Time())
assert.Equal(t, telegraf.Untyped, m.Type())
assert.Equal(t, tags, m.Tags())
assert.Equal(t, fields, m.Fields())
assert.Equal(t, "cpu", m.Name())
assert.Equal(t, now, m.Time())
assert.Equal(t, now.UnixNano(), m.UnixNano())
}
func baseMetric() telegraf.Metric {
tags := map[string]string{}
func TestNewErrors(t *testing.T) {
// creating a metric with an empty name produces an error:
m, err := New(
"",
map[string]string{
"datacenter": "us-east-1",
"mytag": "foo",
"another": "tag",
},
map[string]interface{}{
"value": float64(1),
},
time.Now(),
)
assert.Error(t, err)
assert.Nil(t, m)
// creating a metric with empty fields produces an error:
m, err = New(
"foobar",
map[string]string{
"datacenter": "us-east-1",
"mytag": "foo",
"another": "tag",
},
map[string]interface{}{},
time.Now(),
)
assert.Error(t, err)
assert.Nil(t, m)
}
func TestNewMetric_Tags(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
"datacenter": "us-east-1",
}
fields := map[string]interface{}{
"value": float64(1),
}
now := time.Now()
m, err := New("cpu", tags, fields, now)
if err != nil {
panic(err)
}
return m
}
assert.NoError(t, err)
func TestHasTag(t *testing.T) {
m := baseMetric()
assert.True(t, m.HasTag("host"))
assert.True(t, m.HasTag("datacenter"))
require.False(t, m.HasTag("host"))
m.AddTag("host", "localhost")
require.True(t, m.HasTag("host"))
m.RemoveTag("host")
require.False(t, m.HasTag("host"))
}
func TestAddTagOverwrites(t *testing.T) {
m := baseMetric()
m.AddTag("host", "localhost")
m.AddTag("host", "example.org")
value, ok := m.GetTag("host")
require.True(t, ok)
require.Equal(t, "example.org", value)
require.Equal(t, 1, len(m.TagList()))
}
func TestRemoveTagNoEffectOnMissingTags(t *testing.T) {
m := baseMetric()
m.RemoveTag("foo")
m.AddTag("a", "x")
m.RemoveTag("foo")
m.RemoveTag("bar")
value, ok := m.GetTag("a")
require.True(t, ok)
require.Equal(t, "x", value)
}
func TestGetTag(t *testing.T) {
m := baseMetric()
value, ok := m.GetTag("host")
require.False(t, ok)
m.AddTag("host", "localhost")
value, ok = m.GetTag("host")
require.True(t, ok)
require.Equal(t, "localhost", value)
m.AddTag("newtag", "foo")
assert.True(t, m.HasTag("newtag"))
m.RemoveTag("host")
value, ok = m.GetTag("host")
require.False(t, ok)
assert.False(t, m.HasTag("host"))
assert.True(t, m.HasTag("newtag"))
assert.True(t, m.HasTag("datacenter"))
m.RemoveTag("datacenter")
assert.False(t, m.HasTag("datacenter"))
assert.True(t, m.HasTag("newtag"))
assert.Equal(t, map[string]string{"newtag": "foo"}, m.Tags())
m.RemoveTag("newtag")
assert.False(t, m.HasTag("newtag"))
assert.Equal(t, map[string]string{}, m.Tags())
assert.Equal(t, "cpu value=1 "+fmt.Sprint(now.UnixNano())+"\n", m.String())
}
func TestHasField(t *testing.T) {
m := baseMetric()
require.False(t, m.HasField("x"))
m.AddField("x", 42.0)
require.True(t, m.HasField("x"))
m.RemoveTag("x")
require.False(t, m.HasTag("x"))
}
func TestAddFieldOverwrites(t *testing.T) {
m := baseMetric()
m.AddField("value", 1.0)
m.AddField("value", 42.0)
value, ok := m.GetField("value")
require.True(t, ok)
require.Equal(t, 42.0, value)
}
func TestAddFieldChangesType(t *testing.T) {
m := baseMetric()
m.AddField("value", 1.0)
m.AddField("value", "xyzzy")
value, ok := m.GetField("value")
require.True(t, ok)
require.Equal(t, "xyzzy", value)
}
func TestRemoveFieldNoEffectOnMissingFields(t *testing.T) {
m := baseMetric()
m.RemoveField("foo")
m.AddField("a", "x")
m.RemoveField("foo")
m.RemoveField("bar")
value, ok := m.GetField("a")
require.True(t, ok)
require.Equal(t, "x", value)
}
func TestGetField(t *testing.T) {
m := baseMetric()
value, ok := m.GetField("foo")
require.False(t, ok)
m.AddField("foo", "bar")
value, ok = m.GetField("foo")
require.True(t, ok)
require.Equal(t, "bar", value)
m.RemoveTag("foo")
value, ok = m.GetTag("foo")
require.False(t, ok)
}
func TestTagList_Sorted(t *testing.T) {
m := baseMetric()
m.AddTag("b", "y")
m.AddTag("c", "z")
m.AddTag("a", "x")
taglist := m.TagList()
require.Equal(t, "a", taglist[0].Key)
require.Equal(t, "b", taglist[1].Key)
require.Equal(t, "c", taglist[2].Key)
}
func TestEquals(t *testing.T) {
func TestSerialize(t *testing.T) {
now := time.Now()
m1, err := New("cpu",
map[string]string{
"host": "localhost",
},
map[string]interface{}{
"value": 42.0,
},
now,
)
require.NoError(t, err)
tags := map[string]string{
"datacenter": "us-east-1",
}
fields := map[string]interface{}{
"value": float64(1),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
m2, err := New("cpu",
map[string]string{
"host": "localhost",
},
map[string]interface{}{
"value": 42.0,
},
now,
)
require.NoError(t, err)
assert.Equal(t,
[]byte("cpu,datacenter=us-east-1 value=1 "+fmt.Sprint(now.UnixNano())+"\n"),
m.Serialize())
lhs := m1.(*metric)
require.Equal(t, lhs, m2)
m3 := m2.Copy()
require.Equal(t, lhs, m3)
m3.AddTag("a", "x")
require.NotEqual(t, lhs, m3)
m.RemoveTag("datacenter")
assert.Equal(t,
[]byte("cpu value=1 "+fmt.Sprint(now.UnixNano())+"\n"),
m.Serialize())
}
func TestHashID(t *testing.T) {
@@ -250,88 +170,481 @@ func TestHashID_Consistency(t *testing.T) {
)
hash := m.HashID()
m2, _ := New(
"cpu",
map[string]string{
"datacenter": "us-east-1",
"mytag": "foo",
"another": "tag",
},
map[string]interface{}{
"value": float64(1),
},
time.Now(),
)
assert.Equal(t, hash, m2.HashID())
m3 := m.Copy()
assert.Equal(t, m2.HashID(), m3.HashID())
for i := 0; i < 1000; i++ {
m2, _ := New(
"cpu",
map[string]string{
"datacenter": "us-east-1",
"mytag": "foo",
"another": "tag",
},
map[string]interface{}{
"value": float64(1),
},
time.Now(),
)
assert.Equal(t, hash, m2.HashID())
}
}
func TestHashID_Delimiting(t *testing.T) {
m1, _ := New(
"cpu",
map[string]string{
"a": "x",
"b": "y",
"c": "z",
},
map[string]interface{}{
"value": float64(1),
},
time.Now(),
)
m2, _ := New(
"cpu",
map[string]string{
"a": "xbycz",
},
map[string]interface{}{
"value": float64(1),
},
time.Now(),
)
assert.NotEqual(t, m1.HashID(), m2.HashID())
}
func TestSetName(t *testing.T) {
m := baseMetric()
m.SetName("foo")
require.Equal(t, "foo", m.Name())
}
func TestAddPrefix(t *testing.T) {
m := baseMetric()
m.AddPrefix("foo_")
require.Equal(t, "foo_cpu", m.Name())
m.AddPrefix("foo_")
require.Equal(t, "foo_foo_cpu", m.Name())
}
func TestAddSuffix(t *testing.T) {
m := baseMetric()
m.AddSuffix("_foo")
require.Equal(t, "cpu_foo", m.Name())
m.AddSuffix("_foo")
require.Equal(t, "cpu_foo_foo", m.Name())
}
func TestValueType(t *testing.T) {
func TestNewMetric_NameModifiers(t *testing.T) {
now := time.Now()
tags := map[string]string{}
fields := map[string]interface{}{
"value": float64(42),
"value": float64(1),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
hash := m.HashID()
suffix := fmt.Sprintf(" value=1 %d\n", now.UnixNano())
assert.Equal(t, "cpu"+suffix, m.String())
m.SetPrefix("pre_")
assert.NotEqual(t, hash, m.HashID())
hash = m.HashID()
assert.Equal(t, "pre_cpu"+suffix, m.String())
m.SetSuffix("_post")
assert.NotEqual(t, hash, m.HashID())
hash = m.HashID()
assert.Equal(t, "pre_cpu_post"+suffix, m.String())
m.SetName("mem")
assert.NotEqual(t, hash, m.HashID())
assert.Equal(t, "mem"+suffix, m.String())
}
func TestNewMetric_FieldModifiers(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"value": float64(1),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
assert.True(t, m.HasField("value"))
assert.False(t, m.HasField("foo"))
m.AddField("newfield", "foo")
assert.True(t, m.HasField("newfield"))
assert.NoError(t, m.RemoveField("newfield"))
assert.False(t, m.HasField("newfield"))
// don't allow user to remove all fields:
assert.Error(t, m.RemoveField("value"))
m.AddField("value2", int64(101))
assert.NoError(t, m.RemoveField("value"))
assert.False(t, m.HasField("value"))
}
func TestNewMetric_Fields(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(1),
"int": int64(1),
"bool": true,
"false": false,
"string": "test",
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
assert.Equal(t, fields, m.Fields())
}
func TestNewMetric_Time(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(1),
"int": int64(1),
"bool": true,
"false": false,
"string": "test",
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
m = m.Copy()
m2 := m.Copy()
assert.Equal(t, now.UnixNano(), m.Time().UnixNano())
assert.Equal(t, now.UnixNano(), m2.UnixNano())
}
func TestNewMetric_Copy(t *testing.T) {
now := time.Now()
tags := map[string]string{}
fields := map[string]interface{}{
"float": float64(1),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
m2 := m.Copy()
assert.Equal(t,
fmt.Sprintf("cpu float=1 %d\n", now.UnixNano()),
m.String())
m.AddTag("host", "localhost")
assert.Equal(t,
fmt.Sprintf("cpu,host=localhost float=1 %d\n", now.UnixNano()),
m.String())
assert.Equal(t,
fmt.Sprintf("cpu float=1 %d\n", now.UnixNano()),
m2.String())
}
func TestNewMetric_AllTypes(t *testing.T) {
now := time.Now()
tags := map[string]string{}
fields := map[string]interface{}{
"float64": float64(1),
"float32": float32(1),
"int64": int64(1),
"int32": int32(1),
"int16": int16(1),
"int8": int8(1),
"int": int(1),
"uint64": uint64(1),
"uint32": uint32(1),
"uint16": uint16(1),
"uint8": uint8(1),
"uint": uint(1),
"bytes": []byte("foo"),
"nil": nil,
"maxuint64": uint64(MaxInt) + 10,
"maxuint": uint(MaxInt) + 10,
"unsupported": []int{1, 2},
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
assert.Contains(t, m.String(), "float64=1")
assert.Contains(t, m.String(), "float32=1")
assert.Contains(t, m.String(), "int64=1i")
assert.Contains(t, m.String(), "int32=1i")
assert.Contains(t, m.String(), "int16=1i")
assert.Contains(t, m.String(), "int8=1i")
assert.Contains(t, m.String(), "int=1i")
assert.Contains(t, m.String(), "uint64=1i")
assert.Contains(t, m.String(), "uint32=1i")
assert.Contains(t, m.String(), "uint16=1i")
assert.Contains(t, m.String(), "uint8=1i")
assert.Contains(t, m.String(), "uint=1i")
assert.NotContains(t, m.String(), "nil")
assert.Contains(t, m.String(), fmt.Sprintf("maxuint64=%di", MaxInt))
assert.Contains(t, m.String(), fmt.Sprintf("maxuint=%di", MaxInt))
}
func TestIndexUnescapedByte(t *testing.T) {
tests := []struct {
in []byte
b byte
expected int
}{
{
in: []byte(`foobar`),
b: 'b',
expected: 3,
},
{
in: []byte(`foo\bar`),
b: 'b',
expected: -1,
},
{
in: []byte(`foo\\bar`),
b: 'b',
expected: 5,
},
{
in: []byte(`foobar`),
b: 'f',
expected: 0,
},
{
in: []byte(`foobar`),
b: 'r',
expected: 5,
},
{
in: []byte(`\foobar`),
b: 'f',
expected: -1,
},
}
for _, test := range tests {
got := indexUnescapedByte(test.in, test.b)
assert.Equal(t, test.expected, got)
}
}
func TestNewGaugeMetric(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
"datacenter": "us-east-1",
}
fields := map[string]interface{}{
"usage_idle": float64(99),
"usage_busy": float64(1),
}
m, err := New("cpu", tags, fields, now, telegraf.Gauge)
assert.NoError(t, err)
assert.Equal(t, telegraf.Gauge, m.Type())
assert.Equal(t, tags, m.Tags())
assert.Equal(t, fields, m.Fields())
assert.Equal(t, "cpu", m.Name())
assert.Equal(t, now, m.Time())
assert.Equal(t, now.UnixNano(), m.UnixNano())
}
func TestCopyAggreate(t *testing.T) {
m1 := baseMetric()
m1.SetAggregate(true)
m2 := m1.Copy()
assert.True(t, m2.IsAggregate())
func TestNewCounterMetric(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
"datacenter": "us-east-1",
}
fields := map[string]interface{}{
"usage_idle": float64(99),
"usage_busy": float64(1),
}
m, err := New("cpu", tags, fields, now, telegraf.Counter)
assert.NoError(t, err)
assert.Equal(t, telegraf.Counter, m.Type())
assert.Equal(t, tags, m.Tags())
assert.Equal(t, fields, m.Fields())
assert.Equal(t, "cpu", m.Name())
assert.Equal(t, now, m.Time())
assert.Equal(t, now.UnixNano(), m.UnixNano())
}
// test splitting metric into various max lengths
func TestSplitMetric(t *testing.T) {
now := time.Unix(0, 1480940990034083306)
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(100001),
"int": int64(100001),
"bool": true,
"false": false,
"string": "test",
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
split80 := m.Split(80)
assert.Len(t, split80, 2)
split70 := m.Split(70)
assert.Len(t, split70, 3)
split60 := m.Split(60)
assert.Len(t, split60, 4)
}
// test splitting metric into various max lengths
// use a simple regex check to verify that the split metrics are valid
func TestSplitMetric_RegexVerify(t *testing.T) {
now := time.Unix(0, 1480940990034083306)
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"foo": float64(98934259085),
"bar": float64(19385292),
"number": float64(19385292),
"another": float64(19385292),
"n": float64(19385292),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
// verification regex
re := regexp.MustCompile(`cpu,host=localhost \w+=\d+(,\w+=\d+)* 1480940990034083306`)
split90 := m.Split(90)
assert.Len(t, split90, 2)
for _, splitM := range split90 {
assert.True(t, re.Match(splitM.Serialize()), splitM.String())
}
split70 := m.Split(70)
assert.Len(t, split70, 3)
for _, splitM := range split70 {
assert.True(t, re.Match(splitM.Serialize()), splitM.String())
}
split20 := m.Split(20)
assert.Len(t, split20, 5)
for _, splitM := range split20 {
assert.True(t, re.Match(splitM.Serialize()), splitM.String())
}
}
// test splitting metric even when given length is shorter than
// shortest possible length
// Split should split metric as short as possible, ie, 1 field per metric
func TestSplitMetric_TooShort(t *testing.T) {
now := time.Unix(0, 1480940990034083306)
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(100001),
"int": int64(100001),
"bool": true,
"false": false,
"string": "test",
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
split := m.Split(10)
assert.Len(t, split, 5)
strings := make([]string, 5)
for i, splitM := range split {
strings[i] = splitM.String()
}
assert.Contains(t, strings, "cpu,host=localhost float=100001 1480940990034083306\n")
assert.Contains(t, strings, "cpu,host=localhost int=100001i 1480940990034083306\n")
assert.Contains(t, strings, "cpu,host=localhost bool=true 1480940990034083306\n")
assert.Contains(t, strings, "cpu,host=localhost false=false 1480940990034083306\n")
assert.Contains(t, strings, "cpu,host=localhost string=\"test\" 1480940990034083306\n")
}
func TestSplitMetric_NoOp(t *testing.T) {
now := time.Unix(0, 1480940990034083306)
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(100001),
"int": int64(100001),
"bool": true,
"false": false,
"string": "test",
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
split := m.Split(1000)
assert.Len(t, split, 1)
assert.Equal(t, m, split[0])
}
func TestSplitMetric_OneField(t *testing.T) {
now := time.Unix(0, 1480940990034083306)
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"float": float64(100001),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
assert.Equal(t, "cpu,host=localhost float=100001 1480940990034083306\n", m.String())
split := m.Split(1000)
assert.Len(t, split, 1)
assert.Equal(t, "cpu,host=localhost float=100001 1480940990034083306\n", split[0].String())
split = m.Split(1)
assert.Len(t, split, 1)
assert.Equal(t, "cpu,host=localhost float=100001 1480940990034083306\n", split[0].String())
split = m.Split(40)
assert.Len(t, split, 1)
assert.Equal(t, "cpu,host=localhost float=100001 1480940990034083306\n", split[0].String())
}
func TestNewMetricAggregate(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"usage_idle": float64(99),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
assert.False(t, m.IsAggregate())
m.SetAggregate(true)
assert.True(t, m.IsAggregate())
}
func TestNewMetricString(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"usage_idle": float64(99),
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
lineProto := fmt.Sprintf("cpu,host=localhost usage_idle=99 %d\n",
now.UnixNano())
assert.Equal(t, lineProto, m.String())
}
func TestNewMetricFailNaN(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
}
fields := map[string]interface{}{
"usage_idle": math.NaN(),
}
_, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
}
func TestEmptyTagValueOrKey(t *testing.T) {
now := time.Now()
tags := map[string]string{
"host": "localhost",
"emptytag": "",
"": "valuewithoutkey",
}
fields := map[string]interface{}{
"usage_idle": float64(99),
}
m, err := New("cpu", tags, fields, now)
assert.True(t, m.HasTag("host"))
assert.False(t, m.HasTag("emptytag"))
assert.Equal(t,
fmt.Sprintf("cpu,host=localhost usage_idle=99 %d\n", now.UnixNano()),
m.String())
assert.NoError(t, err)
}

674
metric/parse.go Normal file
View File

@@ -0,0 +1,674 @@
package metric
import (
"bytes"
"errors"
"fmt"
"strconv"
"time"
"github.com/influxdata/telegraf"
)
var (
ErrInvalidNumber = errors.New("invalid number")
)
const (
// the number of characters for the largest possible int64 (9223372036854775807)
maxInt64Digits = 19
// the number of characters for the smallest possible int64 (-9223372036854775808)
minInt64Digits = 20
// the number of characters required for the largest float64 before a range check
// would occur during parsing
maxFloat64Digits = 25
// the number of characters required for smallest float64 before a range check occur
// would occur during parsing
minFloat64Digits = 27
MaxKeyLength = 65535
)
// The following constants allow us to specify which state to move to
// next, when scanning sections of a Point.
const (
tagKeyState = iota
tagValueState
fieldsState
)
func Parse(buf []byte) ([]telegraf.Metric, error) {
return ParseWithDefaultTimePrecision(buf, time.Now(), "")
}
func ParseWithDefaultTime(buf []byte, t time.Time) ([]telegraf.Metric, error) {
return ParseWithDefaultTimePrecision(buf, t, "")
}
func ParseWithDefaultTimePrecision(
buf []byte,
t time.Time,
precision string,
) ([]telegraf.Metric, error) {
if len(buf) == 0 {
return []telegraf.Metric{}, nil
}
if len(buf) <= 6 {
return []telegraf.Metric{}, makeError("buffer too short", buf, 0)
}
metrics := make([]telegraf.Metric, 0, bytes.Count(buf, []byte("\n"))+1)
var errStr string
i := 0
for {
j := bytes.IndexByte(buf[i:], '\n')
if j == -1 {
break
}
if len(buf[i:i+j]) < 2 {
i += j + 1 // increment i past the previous newline
continue
}
m, err := parseMetric(buf[i:i+j], t, precision)
if err != nil {
i += j + 1 // increment i past the previous newline
errStr += " " + err.Error()
continue
}
i += j + 1 // increment i past the previous newline
metrics = append(metrics, m)
}
if len(errStr) > 0 {
return metrics, fmt.Errorf(errStr)
}
return metrics, nil
}
func parseMetric(buf []byte,
defaultTime time.Time,
precision string,
) (telegraf.Metric, error) {
var dTime string
// scan the first block which is measurement[,tag1=value1,tag2=value=2...]
pos, key, err := scanKey(buf, 0)
if err != nil {
return nil, err
}
// measurement name is required
if len(key) == 0 {
return nil, fmt.Errorf("missing measurement")
}
if len(key) > MaxKeyLength {
return nil, fmt.Errorf("max key length exceeded: %v > %v", len(key), MaxKeyLength)
}
// scan the second block is which is field1=value1[,field2=value2,...]
pos, fields, err := scanFields(buf, pos)
if err != nil {
return nil, err
}
// at least one field is required
if len(fields) == 0 {
return nil, fmt.Errorf("missing fields")
}
// scan the last block which is an optional integer timestamp
pos, ts, err := scanTime(buf, pos)
if err != nil {
return nil, err
}
// apply precision multiplier
var nsec int64
multiplier := getPrecisionMultiplier(precision)
if multiplier > 1 {
tsint, err := parseIntBytes(ts, 10, 64)
if err != nil {
return nil, err
}
nsec := multiplier * tsint
ts = []byte(strconv.FormatInt(nsec, 10))
}
m := &metric{
fields: fields,
t: ts,
nsec: nsec,
}
// parse out the measurement name
// namei is the index at which the "name" ends
namei := indexUnescapedByte(key, ',')
if namei < 1 {
// no tags
m.name = key
} else {
m.name = key[0:namei]
m.tags = key[namei:]
}
if len(m.t) == 0 {
if len(dTime) == 0 {
dTime = fmt.Sprint(defaultTime.UnixNano())
}
// use default time
m.t = []byte(dTime)
}
// here we copy on return because this allows us to later call
// AddTag, AddField, RemoveTag, RemoveField, etc. without worrying about
// modifying 'tag' bytes having an affect on 'field' bytes, for example.
return m.Copy(), nil
}
// scanKey scans buf starting at i for the measurement and tag portion of the point.
// It returns the ending position and the byte slice of key within buf. If there
// are tags, they will be sorted if they are not already.
func scanKey(buf []byte, i int) (int, []byte, error) {
start := skipWhitespace(buf, i)
i = start
// First scan the Point's measurement.
state, i, err := scanMeasurement(buf, i)
if err != nil {
return i, buf[start:i], err
}
// Optionally scan tags if needed.
if state == tagKeyState {
i, err = scanTags(buf, i)
if err != nil {
return i, buf[start:i], err
}
}
return i, buf[start:i], nil
}
// scanMeasurement examines the measurement part of a Point, returning
// the next state to move to, and the current location in the buffer.
func scanMeasurement(buf []byte, i int) (int, int, error) {
// Check first byte of measurement, anything except a comma is fine.
// It can't be a space, since whitespace is stripped prior to this
// function call.
if i >= len(buf) || buf[i] == ',' {
return -1, i, makeError("missing measurement", buf, i)
}
for {
i++
if i >= len(buf) {
// cpu
return -1, i, makeError("missing fields", buf, i)
}
if buf[i-1] == '\\' {
// Skip character (it's escaped).
continue
}
// Unescaped comma; move onto scanning the tags.
if buf[i] == ',' {
return tagKeyState, i + 1, nil
}
// Unescaped space; move onto scanning the fields.
if buf[i] == ' ' {
// cpu value=1.0
return fieldsState, i, nil
}
}
}
// scanTags examines all the tags in a Point, keeping track of and
// returning the updated indices slice, number of commas and location
// in buf where to start examining the Point fields.
func scanTags(buf []byte, i int) (int, error) {
var (
err error
state = tagKeyState
)
for {
switch state {
case tagKeyState:
i, err = scanTagsKey(buf, i)
state = tagValueState // tag value always follows a tag key
case tagValueState:
state, i, err = scanTagsValue(buf, i)
case fieldsState:
return i, nil
}
if err != nil {
return i, err
}
}
}
// scanTagsKey scans each character in a tag key.
func scanTagsKey(buf []byte, i int) (int, error) {
// First character of the key.
if i >= len(buf) || buf[i] == ' ' || buf[i] == ',' || buf[i] == '=' {
// cpu,{'', ' ', ',', '='}
return i, makeError("missing tag key", buf, i)
}
// Examine each character in the tag key until we hit an unescaped
// equals (the tag value), or we hit an error (i.e., unescaped
// space or comma).
for {
i++
// Either we reached the end of the buffer or we hit an
// unescaped comma or space.
if i >= len(buf) ||
((buf[i] == ' ' || buf[i] == ',') && buf[i-1] != '\\') {
// cpu,tag{'', ' ', ','}
return i, makeError("missing tag value", buf, i)
}
if buf[i] == '=' && buf[i-1] != '\\' {
// cpu,tag=
return i + 1, nil
}
}
}
// scanTagsValue scans each character in a tag value.
func scanTagsValue(buf []byte, i int) (int, int, error) {
// Tag value cannot be empty.
if i >= len(buf) || buf[i] == ',' || buf[i] == ' ' {
// cpu,tag={',', ' '}
return -1, i, makeError("missing tag value", buf, i)
}
// Examine each character in the tag value until we hit an unescaped
// comma (move onto next tag key), an unescaped space (move onto
// fields), or we error out.
for {
i++
if i >= len(buf) {
// cpu,tag=value
return -1, i, makeError("missing fields", buf, i)
}
// An unescaped equals sign is an invalid tag value.
if buf[i] == '=' && buf[i-1] != '\\' {
// cpu,tag={'=', 'fo=o'}
return -1, i, makeError("invalid tag format", buf, i)
}
if buf[i] == ',' && buf[i-1] != '\\' {
// cpu,tag=foo,
return tagKeyState, i + 1, nil
}
// cpu,tag=foo value=1.0
// cpu, tag=foo\= value=1.0
if buf[i] == ' ' && buf[i-1] != '\\' {
return fieldsState, i, nil
}
}
}
// scanFields scans buf, starting at i for the fields section of a point. It returns
// the ending position and the byte slice of the fields within buf
func scanFields(buf []byte, i int) (int, []byte, error) {
start := skipWhitespace(buf, i)
i = start
quoted := false
// tracks how many '=' we've seen
equals := 0
// tracks how many commas we've seen
commas := 0
for {
// reached the end of buf?
if i >= len(buf) {
break
}
// escaped characters?
if buf[i] == '\\' && i+1 < len(buf) {
i += 2
continue
}
// If the value is quoted, scan until we get to the end quote
// Only quote values in the field value since quotes are not significant
// in the field key
if buf[i] == '"' && equals > commas {
quoted = !quoted
i++
continue
}
// If we see an =, ensure that there is at least on char before and after it
if buf[i] == '=' && !quoted {
equals++
// check for "... =123" but allow "a\ =123"
if buf[i-1] == ' ' && buf[i-2] != '\\' {
return i, buf[start:i], makeError("missing field key", buf, i)
}
// check for "...a=123,=456" but allow "a=123,a\,=456"
if buf[i-1] == ',' && buf[i-2] != '\\' {
return i, buf[start:i], makeError("missing field key", buf, i)
}
// check for "... value="
if i+1 >= len(buf) {
return i, buf[start:i], makeError("missing field value", buf, i)
}
// check for "... value=,value2=..."
if buf[i+1] == ',' || buf[i+1] == ' ' {
return i, buf[start:i], makeError("missing field value", buf, i)
}
if isNumeric(buf[i+1]) || buf[i+1] == '-' || buf[i+1] == 'N' || buf[i+1] == 'n' {
var err error
i, err = scanNumber(buf, i+1)
if err != nil {
return i, buf[start:i], err
}
continue
}
// If next byte is not a double-quote, the value must be a boolean
if buf[i+1] != '"' {
var err error
i, _, err = scanBoolean(buf, i+1)
if err != nil {
return i, buf[start:i], err
}
continue
}
}
if buf[i] == ',' && !quoted {
commas++
}
// reached end of block?
if buf[i] == ' ' && !quoted {
break
}
i++
}
if quoted {
return i, buf[start:i], makeError("unbalanced quotes", buf, i)
}
// check that all field sections had key and values (e.g. prevent "a=1,b"
if equals == 0 || commas != equals-1 {
return i, buf[start:i], makeError("invalid field format", buf, i)
}
return i, buf[start:i], nil
}
// scanTime scans buf, starting at i for the time section of a point. It
// returns the ending position and the byte slice of the timestamp within buf
// and and error if the timestamp is not in the correct numeric format.
func scanTime(buf []byte, i int) (int, []byte, error) {
start := skipWhitespace(buf, i)
i = start
for {
// reached the end of buf?
if i >= len(buf) {
break
}
// Reached end of block or trailing whitespace?
if buf[i] == '\n' || buf[i] == ' ' {
break
}
// Handle negative timestamps
if i == start && buf[i] == '-' {
i++
continue
}
// Timestamps should be integers, make sure they are so we don't need
// to actually parse the timestamp until needed.
if buf[i] < '0' || buf[i] > '9' {
return i, buf[start:i], makeError("invalid timestamp", buf, i)
}
i++
}
return i, buf[start:i], nil
}
func isNumeric(b byte) bool {
return (b >= '0' && b <= '9') || b == '.'
}
// scanNumber returns the end position within buf, start at i after
// scanning over buf for an integer, or float. It returns an
// error if a invalid number is scanned.
func scanNumber(buf []byte, i int) (int, error) {
start := i
var isInt bool
// Is negative number?
if i < len(buf) && buf[i] == '-' {
i++
// There must be more characters now, as just '-' is illegal.
if i == len(buf) {
return i, ErrInvalidNumber
}
}
// how many decimal points we've see
decimal := false
// indicates the number is float in scientific notation
scientific := false
for {
if i >= len(buf) {
break
}
if buf[i] == ',' || buf[i] == ' ' {
break
}
if buf[i] == 'i' && i > start && !isInt {
isInt = true
i++
continue
}
if buf[i] == '.' {
// Can't have more than 1 decimal (e.g. 1.1.1 should fail)
if decimal {
return i, ErrInvalidNumber
}
decimal = true
}
// `e` is valid for floats but not as the first char
if i > start && (buf[i] == 'e' || buf[i] == 'E') {
scientific = true
i++
continue
}
// + and - are only valid at this point if they follow an e (scientific notation)
if (buf[i] == '+' || buf[i] == '-') && (buf[i-1] == 'e' || buf[i-1] == 'E') {
i++
continue
}
// NaN is an unsupported value
if i+2 < len(buf) && (buf[i] == 'N' || buf[i] == 'n') {
return i, ErrInvalidNumber
}
if !isNumeric(buf[i]) {
return i, ErrInvalidNumber
}
i++
}
if isInt && (decimal || scientific) {
return i, ErrInvalidNumber
}
numericDigits := i - start
if isInt {
numericDigits--
}
if decimal {
numericDigits--
}
if buf[start] == '-' {
numericDigits--
}
if numericDigits == 0 {
return i, ErrInvalidNumber
}
// It's more common that numbers will be within min/max range for their type but we need to prevent
// out or range numbers from being parsed successfully. This uses some simple heuristics to decide
// if we should parse the number to the actual type. It does not do it all the time because it incurs
// extra allocations and we end up converting the type again when writing points to disk.
if isInt {
// Make sure the last char is an 'i' for integers (e.g. 9i10 is not valid)
if buf[i-1] != 'i' {
return i, ErrInvalidNumber
}
// Parse the int to check bounds the number of digits could be larger than the max range
// We subtract 1 from the index to remove the `i` from our tests
if len(buf[start:i-1]) >= maxInt64Digits || len(buf[start:i-1]) >= minInt64Digits {
if _, err := parseIntBytes(buf[start:i-1], 10, 64); err != nil {
return i, makeError(fmt.Sprintf("unable to parse integer %s: %s", buf[start:i-1], err), buf, i)
}
}
} else {
// Parse the float to check bounds if it's scientific or the number of digits could be larger than the max range
if scientific || len(buf[start:i]) >= maxFloat64Digits || len(buf[start:i]) >= minFloat64Digits {
if _, err := parseFloatBytes(buf[start:i], 10); err != nil {
return i, makeError("invalid float", buf, i)
}
}
}
return i, nil
}
// scanBoolean returns the end position within buf, start at i after
// scanning over buf for boolean. Valid values for a boolean are
// t, T, true, TRUE, f, F, false, FALSE. It returns an error if a invalid boolean
// is scanned.
func scanBoolean(buf []byte, i int) (int, []byte, error) {
start := i
if i < len(buf) && (buf[i] != 't' && buf[i] != 'f' && buf[i] != 'T' && buf[i] != 'F') {
return i, buf[start:i], makeError("invalid value", buf, i)
}
i++
for {
if i >= len(buf) {
break
}
if buf[i] == ',' || buf[i] == ' ' {
break
}
i++
}
// Single char bool (t, T, f, F) is ok
if i-start == 1 {
return i, buf[start:i], nil
}
// length must be 4 for true or TRUE
if (buf[start] == 't' || buf[start] == 'T') && i-start != 4 {
return i, buf[start:i], makeError("invalid boolean", buf, i)
}
// length must be 5 for false or FALSE
if (buf[start] == 'f' || buf[start] == 'F') && i-start != 5 {
return i, buf[start:i], makeError("invalid boolean", buf, i)
}
// Otherwise
valid := false
switch buf[start] {
case 't':
valid = bytes.Equal(buf[start:i], []byte("true"))
case 'f':
valid = bytes.Equal(buf[start:i], []byte("false"))
case 'T':
valid = bytes.Equal(buf[start:i], []byte("TRUE")) || bytes.Equal(buf[start:i], []byte("True"))
case 'F':
valid = bytes.Equal(buf[start:i], []byte("FALSE")) || bytes.Equal(buf[start:i], []byte("False"))
}
if !valid {
return i, buf[start:i], makeError("invalid boolean", buf, i)
}
return i, buf[start:i], nil
}
// skipWhitespace returns the end position within buf, starting at i after
// scanning over spaces in tags
func skipWhitespace(buf []byte, i int) int {
for i < len(buf) {
if buf[i] != ' ' && buf[i] != '\t' && buf[i] != 0 {
break
}
i++
}
return i
}
// makeError is a helper function for making a metric parsing error.
// reason is the reason that the error occured.
// buf should be the current buffer we are parsing.
// i is the current index, to give some context on where in the buffer we are.
func makeError(reason string, buf []byte, i int) error {
return fmt.Errorf("metric parsing error, reason: [%s], buffer: [%s], index: [%d]",
reason, buf, i)
}
// getPrecisionMultiplier will return a multiplier for the precision specified.
func getPrecisionMultiplier(precision string) int64 {
d := time.Nanosecond
switch precision {
case "u":
d = time.Microsecond
case "ms":
d = time.Millisecond
case "s":
d = time.Second
case "m":
d = time.Minute
case "h":
d = time.Hour
}
return int64(d)
}

399
metric/parse_test.go Normal file
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package metric
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
)
const trues = `booltest b=T
booltest b=t
booltest b=True
booltest b=TRUE
booltest b=true
`
const falses = `booltest b=F
booltest b=f
booltest b=False
booltest b=FALSE
booltest b=false
`
const withEscapes = `w\,\ eather,host=local temp=99 1465839830100400200
w\,eather,host=local temp=99 1465839830100400200
weather,location=us\,midwest temperature=82 1465839830100400200
weather,location=us-midwest temp\=rature=82 1465839830100400200
weather,location\ place=us-midwest temperature=82 1465839830100400200
weather,location=us-midwest temperature="too\"hot\"" 1465839830100400200
`
const withTimestamps = `cpu usage=99 1480595849000000000
cpu usage=99 1480595850000000000
cpu usage=99 1480595851700030000
cpu usage=99 1480595852000000300
`
const sevenMetrics = `cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
cpu,host=foo,datacenter=us-east idle=99,busy=1i,b=true,s="string"
`
const negMetrics = `weather,host=local temp=-99i,temp_float=-99.4 1465839830100400200
`
// some metrics are invalid
const someInvalid = `cpu,host=foo,datacenter=us-east usage_idle=99,usage_busy=1
cpu,host=foo,datacenter=us-east usage_idle=99,usage_busy=1
cpu,host=foo,datacenter=us-east usage_idle=99,usage_busy=1
cpu,cpu=cpu3, host=foo,datacenter=us-east usage_idle=99,usage_busy=1
cpu,cpu=cpu4 , usage_idle=99,usage_busy=1
cpu 1480595852000000300
cpu usage=99 1480595852foobar300
cpu,host=foo,datacenter=us-east usage_idle=99,usage_busy=1
`
func TestParse(t *testing.T) {
start := time.Now()
metrics, err := Parse([]byte(sevenMetrics))
assert.NoError(t, err)
assert.Len(t, metrics, 7)
// all metrics parsed together w/o a timestamp should have the same time.
firstTime := metrics[0].Time()
for _, m := range metrics {
assert.Equal(t,
map[string]interface{}{
"idle": float64(99),
"busy": int64(1),
"b": true,
"s": "string",
},
m.Fields(),
)
assert.Equal(t,
map[string]string{
"host": "foo",
"datacenter": "us-east",
},
m.Tags(),
)
assert.True(t, m.Time().After(start))
assert.True(t, m.Time().Equal(firstTime))
}
}
func TestParseNegNumbers(t *testing.T) {
metrics, err := Parse([]byte(negMetrics))
assert.NoError(t, err)
assert.Len(t, metrics, 1)
assert.Equal(t,
map[string]interface{}{
"temp": int64(-99),
"temp_float": float64(-99.4),
},
metrics[0].Fields(),
)
assert.Equal(t,
map[string]string{
"host": "local",
},
metrics[0].Tags(),
)
}
func TestParseErrors(t *testing.T) {
start := time.Now()
metrics, err := Parse([]byte(someInvalid))
assert.Error(t, err)
assert.Len(t, metrics, 4)
// all metrics parsed together w/o a timestamp should have the same time.
firstTime := metrics[0].Time()
for _, m := range metrics {
assert.Equal(t,
map[string]interface{}{
"usage_idle": float64(99),
"usage_busy": float64(1),
},
m.Fields(),
)
assert.Equal(t,
map[string]string{
"host": "foo",
"datacenter": "us-east",
},
m.Tags(),
)
assert.True(t, m.Time().After(start))
assert.True(t, m.Time().Equal(firstTime))
}
}
func TestParseWithTimestamps(t *testing.T) {
metrics, err := Parse([]byte(withTimestamps))
assert.NoError(t, err)
assert.Len(t, metrics, 4)
expectedTimestamps := []time.Time{
time.Unix(0, 1480595849000000000),
time.Unix(0, 1480595850000000000),
time.Unix(0, 1480595851700030000),
time.Unix(0, 1480595852000000300),
}
// all metrics parsed together w/o a timestamp should have the same time.
for i, m := range metrics {
assert.Equal(t,
map[string]interface{}{
"usage": float64(99),
},
m.Fields(),
)
assert.True(t, m.Time().Equal(expectedTimestamps[i]))
}
}
func TestParseEscapes(t *testing.T) {
metrics, err := Parse([]byte(withEscapes))
assert.NoError(t, err)
assert.Len(t, metrics, 6)
tests := []struct {
name string
fields map[string]interface{}
tags map[string]string
}{
{
name: `w, eather`,
fields: map[string]interface{}{"temp": float64(99)},
tags: map[string]string{"host": "local"},
},
{
name: `w,eather`,
fields: map[string]interface{}{"temp": float64(99)},
tags: map[string]string{"host": "local"},
},
{
name: `weather`,
fields: map[string]interface{}{"temperature": float64(82)},
tags: map[string]string{"location": `us,midwest`},
},
{
name: `weather`,
fields: map[string]interface{}{`temp=rature`: float64(82)},
tags: map[string]string{"location": `us-midwest`},
},
{
name: `weather`,
fields: map[string]interface{}{"temperature": float64(82)},
tags: map[string]string{`location place`: `us-midwest`},
},
{
name: `weather`,
fields: map[string]interface{}{`temperature`: `too"hot"`},
tags: map[string]string{"location": `us-midwest`},
},
}
for i, test := range tests {
assert.Equal(t, test.name, metrics[i].Name())
assert.Equal(t, test.fields, metrics[i].Fields())
assert.Equal(t, test.tags, metrics[i].Tags())
}
}
func TestParseTrueBooleans(t *testing.T) {
metrics, err := Parse([]byte(trues))
assert.NoError(t, err)
assert.Len(t, metrics, 5)
for _, metric := range metrics {
assert.Equal(t, "booltest", metric.Name())
assert.Equal(t, true, metric.Fields()["b"])
}
}
func TestParseFalseBooleans(t *testing.T) {
metrics, err := Parse([]byte(falses))
assert.NoError(t, err)
assert.Len(t, metrics, 5)
for _, metric := range metrics {
assert.Equal(t, "booltest", metric.Name())
assert.Equal(t, false, metric.Fields()["b"])
}
}
func TestParsePointBadNumber(t *testing.T) {
for _, tt := range []string{
"cpu v=- ",
"cpu v=-i ",
"cpu v=-. ",
"cpu v=. ",
"cpu v=1.0i ",
"cpu v=1ii ",
"cpu v=1a ",
"cpu v=-e-e-e ",
"cpu v=42+3 ",
"cpu v= ",
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParseTagsMissingParts(t *testing.T) {
for _, tt := range []string{
`cpu,host`,
`cpu,host,`,
`cpu,host=`,
`cpu,f=oo=bar value=1`,
`cpu,host value=1i`,
`cpu,host=serverA,region value=1i`,
`cpu,host=serverA,region= value=1i`,
`cpu,host=serverA,region=,zone=us-west value=1i`,
`cpu, value=1`,
`cpu, ,,`,
`cpu,,,`,
`cpu,host=serverA,=us-east value=1i`,
`cpu,host=serverAa\,,=us-east value=1i`,
`cpu,host=serverA\,,=us-east value=1i`,
`cpu, =serverA value=1i`,
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParsePointWhitespace(t *testing.T) {
for _, tt := range []string{
`cpu value=1.0 1257894000000000000`,
`cpu value=1.0 1257894000000000000`,
`cpu value=1.0 1257894000000000000`,
`cpu value=1.0 1257894000000000000 `,
} {
m, err := Parse([]byte(tt + "\n"))
assert.NoError(t, err, tt)
assert.Equal(t, "cpu", m[0].Name())
assert.Equal(t, map[string]interface{}{"value": float64(1)}, m[0].Fields())
}
}
func TestParsePointInvalidFields(t *testing.T) {
for _, tt := range []string{
"test,foo=bar a=101,=value",
"test,foo=bar =value",
"test,foo=bar a=101,key=",
"test,foo=bar key=",
`test,foo=bar a=101,b="foo`,
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParsePointNoFields(t *testing.T) {
for _, tt := range []string{
"cpu_load_short,host=server01,region=us-west",
"very_long_measurement_name",
"cpu,host==",
"============",
"cpu",
"cpu\n\n\n\n\n\n\n",
" ",
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
// a b=1 << this is the shortest possible metric
// any shorter is just ignored
func TestParseBufTooShort(t *testing.T) {
for _, tt := range []string{
"",
"a",
"a ",
"a b=",
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParseInvalidBooleans(t *testing.T) {
for _, tt := range []string{
"test b=tru",
"test b=fals",
"test b=faLse",
"test q=foo",
"test b=lambchops",
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParseInvalidNumbers(t *testing.T) {
for _, tt := range []string{
"test b=-",
"test b=1.1.1",
"test b=nan",
"test b=9i10",
"test b=9999999999999999999i",
} {
_, err := Parse([]byte(tt + "\n"))
assert.Error(t, err, tt)
}
}
func TestParseNegativeTimestamps(t *testing.T) {
for _, tt := range []string{
"test foo=101 -1257894000000000000",
} {
metrics, err := Parse([]byte(tt + "\n"))
assert.NoError(t, err, tt)
assert.True(t, metrics[0].Time().Equal(time.Unix(0, -1257894000000000000)))
}
}
func TestParsePrecision(t *testing.T) {
for _, tt := range []struct {
line string
precision string
expected int64
}{
{"test v=42 1491847420", "s", 1491847420000000000},
{"test v=42 1491847420123", "ms", 1491847420123000000},
{"test v=42 1491847420123456", "u", 1491847420123456000},
{"test v=42 1491847420123456789", "ns", 1491847420123456789},
{"test v=42 1491847420123456789", "1s", 1491847420123456789},
{"test v=42 1491847420123456789", "asdf", 1491847420123456789},
} {
metrics, err := ParseWithDefaultTimePrecision(
[]byte(tt.line+"\n"), time.Now(), tt.precision)
assert.NoError(t, err, tt)
assert.Equal(t, tt.expected, metrics[0].UnixNano())
}
}
func TestParseMaxKeyLength(t *testing.T) {
key := ""
for {
if len(key) > MaxKeyLength {
break
}
key += "test"
}
_, err := Parse([]byte(key + " value=1\n"))
assert.Error(t, err)
}

155
metric/reader.go Normal file
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package metric
import (
"io"
"github.com/influxdata/telegraf"
)
type state int
const (
_ state = iota
// normal state copies whole metrics into the given buffer until we can't
// fit the next metric.
normal
// split state means that we have a metric that we were able to split, so
// that we can fit it into multiple metrics (and calls to Read)
split
// overflow state means that we have a metric that didn't fit into a single
// buffer, and needs to be split across multiple calls to Read.
overflow
// splitOverflow state means that a split metric didn't fit into a single
// buffer, and needs to be split across multiple calls to Read.
splitOverflow
// done means we're done reading metrics, and now always return (0, io.EOF)
done
)
type reader struct {
metrics []telegraf.Metric
splitMetrics []telegraf.Metric
buf []byte
state state
// metric index
iM int
// split metric index
iSM int
// buffer index
iB int
}
func NewReader(metrics []telegraf.Metric) io.Reader {
return &reader{
metrics: metrics,
state: normal,
}
}
func (r *reader) Read(p []byte) (n int, err error) {
var i int
switch r.state {
case done:
return 0, io.EOF
case normal:
for {
// this for-loop is the sunny-day scenario, where we are given a
// buffer that is large enough to hold at least a single metric.
// all of the cases below it are edge-cases.
if r.metrics[r.iM].Len() < len(p[i:]) {
i += r.metrics[r.iM].SerializeTo(p[i:])
} else {
break
}
r.iM++
if r.iM == len(r.metrics) {
r.state = done
return i, io.EOF
}
}
// if we haven't written any bytes, check if we can split the current
// metric into multiple full metrics at a smaller size.
if i == 0 {
tmp := r.metrics[r.iM].Split(len(p))
if len(tmp) > 1 {
r.splitMetrics = tmp
r.state = split
if r.splitMetrics[0].Len() < len(p) {
i += r.splitMetrics[0].SerializeTo(p)
r.iSM = 1
} else {
// splitting didn't quite work, so we'll drop down and
// overflow the metric.
r.state = normal
r.iSM = 0
}
}
}
// if we haven't written any bytes and we're not at the end of the metrics
// slice, then it means we have a single metric that is larger than the
// provided buffer.
if i == 0 {
r.buf = r.metrics[r.iM].Serialize()
i += copy(p, r.buf[r.iB:])
r.iB += i
r.state = overflow
}
case split:
if r.splitMetrics[r.iSM].Len() < len(p) {
// write the current split metric
i += r.splitMetrics[r.iSM].SerializeTo(p)
r.iSM++
if r.iSM >= len(r.splitMetrics) {
// done writing the current split metrics
r.iSM = 0
r.iM++
if r.iM == len(r.metrics) {
r.state = done
return i, io.EOF
}
r.state = normal
}
} else {
// This would only happen if we split the metric, and then a
// subsequent buffer was smaller than the initial one given,
// so that our split metric no longer fits.
r.buf = r.splitMetrics[r.iSM].Serialize()
i += copy(p, r.buf[r.iB:])
r.iB += i
r.state = splitOverflow
}
case splitOverflow:
i = copy(p, r.buf[r.iB:])
r.iB += i
if r.iB >= len(r.buf) {
r.iB = 0
r.iSM++
if r.iSM == len(r.splitMetrics) {
r.iM++
r.state = normal
} else {
r.state = split
}
}
case overflow:
i = copy(p, r.buf[r.iB:])
r.iB += i
if r.iB >= len(r.buf) {
r.iB = 0
r.iM++
if r.iM == len(r.metrics) {
r.state = done
return i, io.EOF
}
r.state = normal
}
}
return i, nil
}

487
metric/reader_test.go Normal file
View File

@@ -0,0 +1,487 @@
package metric
import (
"io"
"io/ioutil"
"regexp"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/stretchr/testify/assert"
)
func BenchmarkMetricReader(b *testing.B) {
metrics := make([]telegraf.Metric, 10)
for i := 0; i < 10; i++ {
metrics[i], _ = New("foo", map[string]string{},
map[string]interface{}{"value": int64(1)}, time.Now())
}
for n := 0; n < b.N; n++ {
r := NewReader(metrics)
io.Copy(ioutil.Discard, r)
}
}
func TestMetricReader(t *testing.T) {
ts := time.Unix(1481032190, 0)
metrics := make([]telegraf.Metric, 10)
for i := 0; i < 10; i++ {
metrics[i], _ = New("foo", map[string]string{},
map[string]interface{}{"value": int64(1)}, ts)
}
r := NewReader(metrics)
buf := make([]byte, 35)
for i := 0; i < 10; i++ {
n, err := r.Read(buf)
if err != nil {
assert.True(t, err == io.EOF, err.Error())
}
assert.Equal(t, 33, n)
assert.Equal(t, "foo value=1i 1481032190000000000\n", string(buf[0:n]))
}
// reader should now be done, and always return 0, io.EOF
for i := 0; i < 10; i++ {
n, err := r.Read(buf)
assert.True(t, err == io.EOF, err.Error())
assert.Equal(t, 0, n)
}
}
func TestMetricReader_OverflowMetric(t *testing.T) {
ts := time.Unix(1481032190, 0)
m, _ := New("foo", map[string]string{},
map[string]interface{}{"value": int64(10)}, ts)
metrics := []telegraf.Metric{m}
r := NewReader(metrics)
buf := make([]byte, 5)
tests := []struct {
exp string
err error
n int
}{
{
"foo v",
nil,
5,
},
{
"alue=",
nil,
5,
},
{
"10i 1",
nil,
5,
},
{
"48103",
nil,
5,
},
{
"21900",
nil,
5,
},
{
"00000",
nil,
5,
},
{
"000\n",
io.EOF,
4,
},
{
"",
io.EOF,
0,
},
}
for _, test := range tests {
n, err := r.Read(buf)
assert.Equal(t, test.n, n)
assert.Equal(t, test.exp, string(buf[0:n]))
assert.Equal(t, test.err, err)
}
}
func TestMetricReader_OverflowMultipleMetrics(t *testing.T) {
ts := time.Unix(1481032190, 0)
m, _ := New("foo", map[string]string{},
map[string]interface{}{"value": int64(10)}, ts)
metrics := []telegraf.Metric{m, m.Copy()}
r := NewReader(metrics)
buf := make([]byte, 10)
tests := []struct {
exp string
err error
n int
}{
{
"foo value=",
nil,
10,
},
{
"10i 148103",
nil,
10,
},
{
"2190000000",
nil,
10,
},
{
"000\n",
nil,
4,
},
{
"foo value=",
nil,
10,
},
{
"10i 148103",
nil,
10,
},
{
"2190000000",
nil,
10,
},
{
"000\n",
io.EOF,
4,
},
{
"",
io.EOF,
0,
},
}
for _, test := range tests {
n, err := r.Read(buf)
assert.Equal(t, test.n, n)
assert.Equal(t, test.exp, string(buf[0:n]))
assert.Equal(t, test.err, err)
}
}
// test splitting a metric
func TestMetricReader_SplitMetric(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
"value2": int64(10),
"value3": int64(10),
"value4": int64(10),
"value5": int64(10),
"value6": int64(10),
},
ts,
)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, 60)
tests := []struct {
expRegex string
err error
n int
}{
{
`foo value\d=10i,value\d=10i,value\d=10i 1481032190000000000\n`,
nil,
57,
},
{
`foo value\d=10i,value\d=10i,value\d=10i 1481032190000000000\n`,
io.EOF,
57,
},
{
"",
io.EOF,
0,
},
}
for _, test := range tests {
n, err := r.Read(buf)
assert.Equal(t, test.n, n)
re := regexp.MustCompile(test.expRegex)
assert.True(t, re.MatchString(string(buf[0:n])), string(buf[0:n]))
assert.Equal(t, test.err, err)
}
}
// test an array with one split metric and one unsplit
func TestMetricReader_SplitMetric2(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
"value2": int64(10),
"value3": int64(10),
"value4": int64(10),
"value5": int64(10),
"value6": int64(10),
},
ts,
)
m2, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
},
ts,
)
metrics := []telegraf.Metric{m1, m2}
r := NewReader(metrics)
buf := make([]byte, 60)
tests := []struct {
expRegex string
err error
n int
}{
{
`foo value\d=10i,value\d=10i,value\d=10i 1481032190000000000\n`,
nil,
57,
},
{
`foo value\d=10i,value\d=10i,value\d=10i 1481032190000000000\n`,
nil,
57,
},
{
`foo value1=10i 1481032190000000000\n`,
io.EOF,
35,
},
{
"",
io.EOF,
0,
},
}
for _, test := range tests {
n, err := r.Read(buf)
assert.Equal(t, test.n, n)
re := regexp.MustCompile(test.expRegex)
assert.True(t, re.MatchString(string(buf[0:n])), string(buf[0:n]))
assert.Equal(t, test.err, err)
}
}
// test split that results in metrics that are still too long, which results in
// the reader falling back to regular overflow.
func TestMetricReader_SplitMetricTooLong(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
"value2": int64(10),
},
ts,
)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, 30)
tests := []struct {
expRegex string
err error
n int
}{
{
`foo value\d=10i,value\d=10i 1481`,
nil,
30,
},
{
`032190000000000\n`,
io.EOF,
16,
},
{
"",
io.EOF,
0,
},
}
for _, test := range tests {
n, err := r.Read(buf)
assert.Equal(t, test.n, n)
re := regexp.MustCompile(test.expRegex)
assert.True(t, re.MatchString(string(buf[0:n])), string(buf[0:n]))
assert.Equal(t, test.err, err)
}
}
// test split with a changing buffer size in the middle of subsequent calls
// to Read
func TestMetricReader_SplitMetricChangingBuffer(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
"value2": int64(10),
"value3": int64(10),
},
ts,
)
m2, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
},
ts,
)
metrics := []telegraf.Metric{m1, m2}
r := NewReader(metrics)
tests := []struct {
expRegex string
err error
n int
buf []byte
}{
{
`foo value\d=10i 1481032190000000000\n`,
nil,
35,
make([]byte, 36),
},
{
`foo value\d=10i 148103219000000`,
nil,
30,
make([]byte, 30),
},
{
`0000\n`,
nil,
5,
make([]byte, 30),
},
{
`foo value\d=10i 1481032190000000000\n`,
nil,
35,
make([]byte, 36),
},
{
`foo value1=10i 1481032190000000000\n`,
io.EOF,
35,
make([]byte, 36),
},
{
"",
io.EOF,
0,
make([]byte, 36),
},
}
for _, test := range tests {
n, err := r.Read(test.buf)
assert.Equal(t, test.n, n, test.expRegex)
re := regexp.MustCompile(test.expRegex)
assert.True(t, re.MatchString(string(test.buf[0:n])), string(test.buf[0:n]))
assert.Equal(t, test.err, err, test.expRegex)
}
}
// test split with a changing buffer size in the middle of subsequent calls
// to Read
func TestMetricReader_SplitMetricChangingBuffer2(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
"value2": int64(10),
},
ts,
)
m2, _ := New("foo", map[string]string{},
map[string]interface{}{
"value1": int64(10),
},
ts,
)
metrics := []telegraf.Metric{m1, m2}
r := NewReader(metrics)
tests := []struct {
expRegex string
err error
n int
buf []byte
}{
{
`foo value\d=10i 1481032190000000000\n`,
nil,
35,
make([]byte, 36),
},
{
`foo value\d=10i 148103219000000`,
nil,
30,
make([]byte, 30),
},
{
`0000\n`,
nil,
5,
make([]byte, 30),
},
{
`foo value1=10i 1481032190000000000\n`,
io.EOF,
35,
make([]byte, 36),
},
{
"",
io.EOF,
0,
make([]byte, 36),
},
}
for _, test := range tests {
n, err := r.Read(test.buf)
assert.Equal(t, test.n, n, test.expRegex)
re := regexp.MustCompile(test.expRegex)
assert.True(t, re.MatchString(string(test.buf[0:n])), string(test.buf[0:n]))
assert.Equal(t, test.err, err, test.expRegex)
}
}

View File

@@ -1,7 +0,0 @@
// +build uint64
package metric
func init() {
EnableUintSupport()
}

View File

@@ -1,8 +1,5 @@
package all
import (
_ "github.com/influxdata/telegraf/plugins/aggregators/basicstats"
_ "github.com/influxdata/telegraf/plugins/aggregators/histogram"
_ "github.com/influxdata/telegraf/plugins/aggregators/minmax"
_ "github.com/influxdata/telegraf/plugins/aggregators/valuecounter"
)

View File

@@ -1,56 +0,0 @@
# BasicStats Aggregator Plugin
The BasicStats aggregator plugin give us count,max,min,mean,sum,s2(variance), stdev for a set of values,
emitting the aggregate every `period` seconds.
### Configuration:
```toml
# Keep the aggregate basicstats of each metric passing through.
[[aggregators.basicstats]]
## General Aggregator Arguments:
## The period on which to flush & clear the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
## BasicStats Arguments:
## Configures which basic stats to push as fields
stats = ["count","min","max","mean","stdev","s2","sum"]
```
- stats
- If not specified, then `count`, `min`, `max`, `mean`, `stdev`, and `s2` are aggregated and pushed as fields. `sum` is not aggregated by default to maintain backwards compatibility.
- If empty array, no stats are aggregated
### Measurements & Fields:
- measurement1
- field1_count
- field1_max
- field1_min
- field1_mean
- field1_sum
- field1_s2 (variance)
- field1_stdev (standard deviation)
### Tags:
No tags are applied by this aggregator.
### Example Output:
```
$ telegraf --config telegraf.conf --quiet
system,host=tars load1=1 1475583980000000000
system,host=tars load1=1 1475583990000000000
system,host=tars load1_count=2,load1_max=1,load1_min=1,load1_mean=1,load1_sum=2,load1_s2=0,load1_stdev=0 1475584010000000000
system,host=tars load1=1 1475584020000000000
system,host=tars load1=3 1475584030000000000
system,host=tars load1_count=2,load1_max=3,load1_min=1,load1_mean=2,load1_sum=4,load1_s2=2,load1_stdev=1.414162 1475584010000000000
```

View File

@@ -1,260 +0,0 @@
package basicstats
import (
"log"
"math"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/aggregators"
)
type BasicStats struct {
Stats []string `toml:"stats"`
cache map[uint64]aggregate
statsConfig *configuredStats
}
type configuredStats struct {
count bool
min bool
max bool
mean bool
variance bool
stdev bool
sum bool
}
func NewBasicStats() *BasicStats {
mm := &BasicStats{}
mm.Reset()
return mm
}
type aggregate struct {
fields map[string]basicstats
name string
tags map[string]string
}
type basicstats struct {
count float64
min float64
max float64
sum float64
mean float64
M2 float64 //intermedia value for variance/stdev
}
var sampleConfig = `
## General Aggregator Arguments:
## The period on which to flush & clear the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
`
func (m *BasicStats) SampleConfig() string {
return sampleConfig
}
func (m *BasicStats) Description() string {
return "Keep the aggregate basicstats of each metric passing through."
}
func (m *BasicStats) Add(in telegraf.Metric) {
id := in.HashID()
if _, ok := m.cache[id]; !ok {
// hit an uncached metric, create caches for first time:
a := aggregate{
name: in.Name(),
tags: in.Tags(),
fields: make(map[string]basicstats),
}
for k, v := range in.Fields() {
if fv, ok := convert(v); ok {
a.fields[k] = basicstats{
count: 1,
min: fv,
max: fv,
mean: fv,
sum: fv,
M2: 0.0,
}
}
}
m.cache[id] = a
} else {
for k, v := range in.Fields() {
if fv, ok := convert(v); ok {
if _, ok := m.cache[id].fields[k]; !ok {
// hit an uncached field of a cached metric
m.cache[id].fields[k] = basicstats{
count: 1,
min: fv,
max: fv,
mean: fv,
sum: fv,
M2: 0.0,
}
continue
}
tmp := m.cache[id].fields[k]
//https://en.m.wikipedia.org/wiki/Algorithms_for_calculating_variance
//variable initialization
x := fv
mean := tmp.mean
M2 := tmp.M2
//counter compute
n := tmp.count + 1
tmp.count = n
//mean compute
delta := x - mean
mean = mean + delta/n
tmp.mean = mean
//variance/stdev compute
M2 = M2 + delta*(x-mean)
tmp.M2 = M2
//max/min compute
if fv < tmp.min {
tmp.min = fv
} else if fv > tmp.max {
tmp.max = fv
}
//sum compute
tmp.sum += fv
//store final data
m.cache[id].fields[k] = tmp
}
}
}
}
func (m *BasicStats) Push(acc telegraf.Accumulator) {
config := getConfiguredStats(m)
for _, aggregate := range m.cache {
fields := map[string]interface{}{}
for k, v := range aggregate.fields {
if config.count {
fields[k+"_count"] = v.count
}
if config.min {
fields[k+"_min"] = v.min
}
if config.max {
fields[k+"_max"] = v.max
}
if config.mean {
fields[k+"_mean"] = v.mean
}
if config.sum {
fields[k+"_sum"] = v.sum
}
//v.count always >=1
if v.count > 1 {
variance := v.M2 / (v.count - 1)
if config.variance {
fields[k+"_s2"] = variance
}
if config.stdev {
fields[k+"_stdev"] = math.Sqrt(variance)
}
}
//if count == 1 StdDev = infinite => so I won't send data
}
if len(fields) > 0 {
acc.AddFields(aggregate.name, fields, aggregate.tags)
}
}
}
func parseStats(names []string) *configuredStats {
parsed := &configuredStats{}
for _, name := range names {
switch name {
case "count":
parsed.count = true
case "min":
parsed.min = true
case "max":
parsed.max = true
case "mean":
parsed.mean = true
case "s2":
parsed.variance = true
case "stdev":
parsed.stdev = true
case "sum":
parsed.sum = true
default:
log.Printf("W! Unrecognized basic stat '%s', ignoring", name)
}
}
return parsed
}
func defaultStats() *configuredStats {
defaults := &configuredStats{}
defaults.count = true
defaults.min = true
defaults.max = true
defaults.mean = true
defaults.variance = true
defaults.stdev = true
defaults.sum = false
return defaults
}
func getConfiguredStats(m *BasicStats) *configuredStats {
if m.statsConfig == nil {
if m.Stats == nil {
m.statsConfig = defaultStats()
} else {
m.statsConfig = parseStats(m.Stats)
}
}
return m.statsConfig
}
func (m *BasicStats) Reset() {
m.cache = make(map[uint64]aggregate)
}
func convert(in interface{}) (float64, bool) {
switch v := in.(type) {
case float64:
return v, true
case int64:
return float64(v), true
case uint64:
return float64(v), true
default:
return 0, false
}
}
func init() {
aggregators.Add("basicstats", func() telegraf.Aggregator {
return NewBasicStats()
})
}

View File

@@ -1,532 +0,0 @@
package basicstats
import (
"math"
"testing"
"time"
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
)
var m1, _ = metric.New("m1",
map[string]string{"foo": "bar"},
map[string]interface{}{
"a": int64(1),
"b": int64(1),
"c": float64(2),
"d": float64(2),
},
time.Now(),
)
var m2, _ = metric.New("m1",
map[string]string{"foo": "bar"},
map[string]interface{}{
"a": int64(1),
"b": int64(3),
"c": float64(4),
"d": float64(6),
"e": float64(200),
"f": uint64(200),
"ignoreme": "string",
"andme": true,
},
time.Now(),
)
func BenchmarkApply(b *testing.B) {
minmax := NewBasicStats()
for n := 0; n < b.N; n++ {
minmax.Add(m1)
minmax.Add(m2)
}
}
// Test two metrics getting added.
func TestBasicStatsWithPeriod(t *testing.T) {
acc := testutil.Accumulator{}
minmax := NewBasicStats()
minmax.Add(m1)
minmax.Add(m2)
minmax.Push(&acc)
expectedFields := map[string]interface{}{
"a_count": float64(2), //a
"a_max": float64(1),
"a_min": float64(1),
"a_mean": float64(1),
"a_stdev": float64(0),
"a_s2": float64(0),
"b_count": float64(2), //b
"b_max": float64(3),
"b_min": float64(1),
"b_mean": float64(2),
"b_s2": float64(2),
"b_stdev": math.Sqrt(2),
"c_count": float64(2), //c
"c_max": float64(4),
"c_min": float64(2),
"c_mean": float64(3),
"c_s2": float64(2),
"c_stdev": math.Sqrt(2),
"d_count": float64(2), //d
"d_max": float64(6),
"d_min": float64(2),
"d_mean": float64(4),
"d_s2": float64(8),
"d_stdev": math.Sqrt(8),
"e_count": float64(1), //e
"e_max": float64(200),
"e_min": float64(200),
"e_mean": float64(200),
"f_count": float64(1), //f
"f_max": float64(200),
"f_min": float64(200),
"f_mean": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test two metrics getting added with a push/reset in between (simulates
// getting added in different periods.)
func TestBasicStatsDifferentPeriods(t *testing.T) {
acc := testutil.Accumulator{}
minmax := NewBasicStats()
minmax.Add(m1)
minmax.Push(&acc)
expectedFields := map[string]interface{}{
"a_count": float64(1), //a
"a_max": float64(1),
"a_min": float64(1),
"a_mean": float64(1),
"b_count": float64(1), //b
"b_max": float64(1),
"b_min": float64(1),
"b_mean": float64(1),
"c_count": float64(1), //c
"c_max": float64(2),
"c_min": float64(2),
"c_mean": float64(2),
"d_count": float64(1), //d
"d_max": float64(2),
"d_min": float64(2),
"d_mean": float64(2),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
acc.ClearMetrics()
minmax.Reset()
minmax.Add(m2)
minmax.Push(&acc)
expectedFields = map[string]interface{}{
"a_count": float64(1), //a
"a_max": float64(1),
"a_min": float64(1),
"a_mean": float64(1),
"b_count": float64(1), //b
"b_max": float64(3),
"b_min": float64(3),
"b_mean": float64(3),
"c_count": float64(1), //c
"c_max": float64(4),
"c_min": float64(4),
"c_mean": float64(4),
"d_count": float64(1), //d
"d_max": float64(6),
"d_min": float64(6),
"d_mean": float64(6),
"e_count": float64(1), //e
"e_max": float64(200),
"e_min": float64(200),
"e_mean": float64(200),
"f_count": float64(1), //f
"f_max": float64(200),
"f_min": float64(200),
"f_mean": float64(200),
}
expectedTags = map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating count
func TestBasicStatsWithOnlyCount(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"count"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_count": float64(2),
"b_count": float64(2),
"c_count": float64(2),
"d_count": float64(2),
"e_count": float64(1),
"f_count": float64(1),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating minimum
func TestBasicStatsWithOnlyMin(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"min"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_min": float64(1),
"b_min": float64(1),
"c_min": float64(2),
"d_min": float64(2),
"e_min": float64(200),
"f_min": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating maximum
func TestBasicStatsWithOnlyMax(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"max"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_max": float64(1),
"b_max": float64(3),
"c_max": float64(4),
"d_max": float64(6),
"e_max": float64(200),
"f_max": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating mean
func TestBasicStatsWithOnlyMean(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"mean"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_mean": float64(1),
"b_mean": float64(2),
"c_mean": float64(3),
"d_mean": float64(4),
"e_mean": float64(200),
"f_mean": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating sum
func TestBasicStatsWithOnlySum(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"sum"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_sum": float64(2),
"b_sum": float64(4),
"c_sum": float64(6),
"d_sum": float64(8),
"e_sum": float64(200),
"f_sum": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Verify that sum doesn't suffer from floating point errors. Early
// implementations of sum were calulated from mean and count, which
// e.g. summed "1, 1, 5, 1" as "7.999999..." instead of 8.
func TestBasicStatsWithOnlySumFloatingPointErrata(t *testing.T) {
var sum1, _ = metric.New("m1",
map[string]string{},
map[string]interface{}{
"a": int64(1),
},
time.Now(),
)
var sum2, _ = metric.New("m1",
map[string]string{},
map[string]interface{}{
"a": int64(1),
},
time.Now(),
)
var sum3, _ = metric.New("m1",
map[string]string{},
map[string]interface{}{
"a": int64(5),
},
time.Now(),
)
var sum4, _ = metric.New("m1",
map[string]string{},
map[string]interface{}{
"a": int64(1),
},
time.Now(),
)
aggregator := NewBasicStats()
aggregator.Stats = []string{"sum"}
aggregator.Add(sum1)
aggregator.Add(sum2)
aggregator.Add(sum3)
aggregator.Add(sum4)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_sum": float64(8),
}
expectedTags := map[string]string{}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating variance
func TestBasicStatsWithOnlyVariance(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"s2"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_s2": float64(0),
"b_s2": float64(2),
"c_s2": float64(2),
"d_s2": float64(8),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating standard deviation
func TestBasicStatsWithOnlyStandardDeviation(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"stdev"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_stdev": float64(0),
"b_stdev": math.Sqrt(2),
"c_stdev": math.Sqrt(2),
"d_stdev": math.Sqrt(8),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test only aggregating minimum and maximum
func TestBasicStatsWithMinAndMax(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"min", "max"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
expectedFields := map[string]interface{}{
"a_max": float64(1), //a
"a_min": float64(1),
"b_max": float64(3), //b
"b_min": float64(1),
"c_max": float64(4), //c
"c_min": float64(2),
"d_max": float64(6), //d
"d_min": float64(2),
"e_max": float64(200), //e
"e_min": float64(200),
"f_max": float64(200), //f
"f_min": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test aggregating with all stats
func TestBasicStatsWithAllStats(t *testing.T) {
acc := testutil.Accumulator{}
minmax := NewBasicStats()
minmax.Stats = []string{"count", "min", "max", "mean", "stdev", "s2", "sum"}
minmax.Add(m1)
minmax.Add(m2)
minmax.Push(&acc)
expectedFields := map[string]interface{}{
"a_count": float64(2), //a
"a_max": float64(1),
"a_min": float64(1),
"a_mean": float64(1),
"a_stdev": float64(0),
"a_s2": float64(0),
"a_sum": float64(2),
"b_count": float64(2), //b
"b_max": float64(3),
"b_min": float64(1),
"b_mean": float64(2),
"b_s2": float64(2),
"b_sum": float64(4),
"b_stdev": math.Sqrt(2),
"c_count": float64(2), //c
"c_max": float64(4),
"c_min": float64(2),
"c_mean": float64(3),
"c_s2": float64(2),
"c_stdev": math.Sqrt(2),
"c_sum": float64(6),
"d_count": float64(2), //d
"d_max": float64(6),
"d_min": float64(2),
"d_mean": float64(4),
"d_s2": float64(8),
"d_stdev": math.Sqrt(8),
"d_sum": float64(8),
"e_count": float64(1), //e
"e_max": float64(200),
"e_min": float64(200),
"e_mean": float64(200),
"e_sum": float64(200),
"f_count": float64(1), //f
"f_max": float64(200),
"f_min": float64(200),
"f_mean": float64(200),
"f_sum": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test that if an empty array is passed, no points are pushed
func TestBasicStatsWithNoStats(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
acc.AssertDoesNotContainMeasurement(t, "m1")
}
// Test that if an unknown stat is configured, it doesn't explode
func TestBasicStatsWithUnknownStat(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Stats = []string{"crazy"}
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
acc.AssertDoesNotContainMeasurement(t, "m1")
}
// Test that if Stats isn't supplied, then we only do count, min, max, mean,
// stdev, and s2. We purposely exclude sum for backwards compatability,
// otherwise user's working systems will suddenly (and surprisingly) start
// capturing sum without their input.
func TestBasicStatsWithDefaultStats(t *testing.T) {
aggregator := NewBasicStats()
aggregator.Add(m1)
aggregator.Add(m2)
acc := testutil.Accumulator{}
aggregator.Push(&acc)
assert.True(t, acc.HasField("m1", "a_count"))
assert.True(t, acc.HasField("m1", "a_min"))
assert.True(t, acc.HasField("m1", "a_max"))
assert.True(t, acc.HasField("m1", "a_mean"))
assert.True(t, acc.HasField("m1", "a_stdev"))
assert.True(t, acc.HasField("m1", "a_s2"))
assert.False(t, acc.HasField("m1", "a_sum"))
}

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@@ -1,97 +0,0 @@
# Histogram Aggregator Plugin
The histogram aggregator plugin creates histograms containing the counts of
field values within a range.
Values added to a bucket are also added to the larger buckets in the
distribution. This creates a [cumulative histogram](https://en.wikipedia.org/wiki/Histogram#/media/File:Cumulative_vs_normal_histogram.svg).
Like other Telegraf aggregators, the metric is emitted every `period` seconds.
Bucket counts however are not reset between periods and will be non-strictly
increasing while Telegraf is running.
#### Design
Each metric is passed to the aggregator and this aggregator searches
histogram buckets for those fields, which have been specified in the
config. If buckets are found, the aggregator will increment +1 to the appropriate
bucket otherwise it will be added to the `+Inf` bucket. Every `period`
seconds this data will be forwarded to the outputs.
The algorithm of hit counting to buckets was implemented on the base
of the algorithm which is implemented in the Prometheus
[client](https://github.com/prometheus/client_golang/blob/master/prometheus/histogram.go).
### Configuration
```toml
# Configuration for aggregate histogram metrics
[[aggregators.histogram]]
## The period in which to flush the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
## Example config that aggregates all fields of the metric.
# [[aggregators.histogram.config]]
# ## The set of buckets.
# buckets = [0.0, 15.6, 34.5, 49.1, 71.5, 80.5, 94.5, 100.0]
# ## The name of metric.
# measurement_name = "cpu"
## Example config that aggregates only specific fields of the metric.
# [[aggregators.histogram.config]]
# ## The set of buckets.
# buckets = [0.0, 10.0, 20.0, 30.0, 40.0, 50.0, 60.0, 70.0, 80.0, 90.0, 100.0]
# ## The name of metric.
# measurement_name = "diskio"
# ## The concrete fields of metric
# fields = ["io_time", "read_time", "write_time"]
```
The user is responsible for defining the bounds of the histogram bucket as
well as the measurement name and fields to aggregate.
Each histogram config section must contain a `buckets` and `measurement_name`
option. Optionally, if `fields` is set only the fields listed will be
aggregated. If `fields` is not set all fields are aggregated.
The `buckets` option contains a list of floats which specify the bucket
boundaries. Each float value defines the inclusive upper bound of the bucket.
The `+Inf` bucket is added automatically and does not need to be defined.
### Measurements & Fields:
The postfix `bucket` will be added to each field key.
- measurement1
- field1_bucket
- field2_bucket
### Tags:
All measurements are given the tag `le`. This tag has the border value of
bucket. It means that the metric value is less than or equal to the value of
this tag. For example, let assume that we have the metric value 10 and the
following buckets: [5, 10, 30, 70, 100]. Then the tag `le` will have the value
10, because the metrics value is passed into bucket with right border value
`10`.
### Example Output:
```
cpu,cpu=cpu1,host=localhost,le=0.0 usage_idle_bucket=0i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=10.0 usage_idle_bucket=0i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=20.0 usage_idle_bucket=1i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=30.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=40.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=50.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=60.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=70.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=80.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=90.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=100.0 usage_idle_bucket=2i 1486998330000000000
cpu,cpu=cpu1,host=localhost,le=+Inf usage_idle_bucket=2i 1486998330000000000
```

View File

@@ -1,315 +0,0 @@
package histogram
import (
"sort"
"strconv"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/aggregators"
)
// bucketTag is the tag, which contains right bucket border
const bucketTag = "le"
// bucketInf is the right bucket border for infinite values
const bucketInf = "+Inf"
// HistogramAggregator is aggregator with histogram configs and particular histograms for defined metrics
type HistogramAggregator struct {
Configs []config `toml:"config"`
buckets bucketsByMetrics
cache map[uint64]metricHistogramCollection
}
// config is the config, which contains name, field of metric and histogram buckets.
type config struct {
Metric string `toml:"measurement_name"`
Fields []string `toml:"fields"`
Buckets buckets `toml:"buckets"`
}
// bucketsByMetrics contains the buckets grouped by metric and field name
type bucketsByMetrics map[string]bucketsByFields
// bucketsByFields contains the buckets grouped by field name
type bucketsByFields map[string]buckets
// buckets contains the right borders buckets
type buckets []float64
// metricHistogramCollection aggregates the histogram data
type metricHistogramCollection struct {
histogramCollection map[string]counts
name string
tags map[string]string
}
// counts is the number of hits in the bucket
type counts []int64
// groupedByCountFields contains grouped fields by their count and fields values
type groupedByCountFields struct {
name string
tags map[string]string
fieldsWithCount map[string]int64
}
// NewHistogramAggregator creates new histogram aggregator
func NewHistogramAggregator() telegraf.Aggregator {
h := &HistogramAggregator{}
h.buckets = make(bucketsByMetrics)
h.resetCache()
return h
}
var sampleConfig = `
## The period in which to flush the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
## Example config that aggregates all fields of the metric.
# [[aggregators.histogram.config]]
# ## The set of buckets.
# buckets = [0.0, 15.6, 34.5, 49.1, 71.5, 80.5, 94.5, 100.0]
# ## The name of metric.
# measurement_name = "cpu"
## Example config that aggregates only specific fields of the metric.
# [[aggregators.histogram.config]]
# ## The set of buckets.
# buckets = [0.0, 10.0, 20.0, 30.0, 40.0, 50.0, 60.0, 70.0, 80.0, 90.0, 100.0]
# ## The name of metric.
# measurement_name = "diskio"
# ## The concrete fields of metric
# fields = ["io_time", "read_time", "write_time"]
`
// SampleConfig returns sample of config
func (h *HistogramAggregator) SampleConfig() string {
return sampleConfig
}
// Description returns description of aggregator plugin
func (h *HistogramAggregator) Description() string {
return "Create aggregate histograms."
}
// Add adds new hit to the buckets
func (h *HistogramAggregator) Add(in telegraf.Metric) {
bucketsByField := make(map[string][]float64)
for field := range in.Fields() {
buckets := h.getBuckets(in.Name(), field)
if buckets != nil {
bucketsByField[field] = buckets
}
}
if len(bucketsByField) == 0 {
return
}
id := in.HashID()
agr, ok := h.cache[id]
if !ok {
agr = metricHistogramCollection{
name: in.Name(),
tags: in.Tags(),
histogramCollection: make(map[string]counts),
}
}
for field, value := range in.Fields() {
if buckets, ok := bucketsByField[field]; ok {
if agr.histogramCollection[field] == nil {
agr.histogramCollection[field] = make(counts, len(buckets)+1)
}
if value, ok := convert(value); ok {
index := sort.SearchFloat64s(buckets, value)
agr.histogramCollection[field][index]++
}
}
}
h.cache[id] = agr
}
// Push returns histogram values for metrics
func (h *HistogramAggregator) Push(acc telegraf.Accumulator) {
metricsWithGroupedFields := []groupedByCountFields{}
for _, aggregate := range h.cache {
for field, counts := range aggregate.histogramCollection {
h.groupFieldsByBuckets(&metricsWithGroupedFields, aggregate.name, field, copyTags(aggregate.tags), counts)
}
}
for _, metric := range metricsWithGroupedFields {
acc.AddFields(metric.name, makeFieldsWithCount(metric.fieldsWithCount), metric.tags)
}
}
// groupFieldsByBuckets groups fields by metric buckets which are represented as tags
func (h *HistogramAggregator) groupFieldsByBuckets(
metricsWithGroupedFields *[]groupedByCountFields,
name string,
field string,
tags map[string]string,
counts []int64,
) {
count := int64(0)
for index, bucket := range h.getBuckets(name, field) {
count += counts[index]
tags[bucketTag] = strconv.FormatFloat(bucket, 'f', -1, 64)
h.groupField(metricsWithGroupedFields, name, field, count, copyTags(tags))
}
count += counts[len(counts)-1]
tags[bucketTag] = bucketInf
h.groupField(metricsWithGroupedFields, name, field, count, tags)
}
// groupField groups field by count value
func (h *HistogramAggregator) groupField(
metricsWithGroupedFields *[]groupedByCountFields,
name string,
field string,
count int64,
tags map[string]string,
) {
for key, metric := range *metricsWithGroupedFields {
if name == metric.name && isTagsIdentical(tags, metric.tags) {
(*metricsWithGroupedFields)[key].fieldsWithCount[field] = count
return
}
}
fieldsWithCount := map[string]int64{
field: count,
}
*metricsWithGroupedFields = append(
*metricsWithGroupedFields,
groupedByCountFields{name: name, tags: tags, fieldsWithCount: fieldsWithCount},
)
}
// Reset does nothing, because we need to collect counts for a long time, otherwise if config parameter 'reset' has
// small value, we will get a histogram with a small amount of the distribution.
func (h *HistogramAggregator) Reset() {}
// resetCache resets cached counts(hits) in the buckets
func (h *HistogramAggregator) resetCache() {
h.cache = make(map[uint64]metricHistogramCollection)
}
// getBuckets finds buckets and returns them
func (h *HistogramAggregator) getBuckets(metric string, field string) []float64 {
if buckets, ok := h.buckets[metric][field]; ok {
return buckets
}
for _, config := range h.Configs {
if config.Metric == metric {
if !isBucketExists(field, config) {
continue
}
if _, ok := h.buckets[metric]; !ok {
h.buckets[metric] = make(bucketsByFields)
}
h.buckets[metric][field] = sortBuckets(config.Buckets)
}
}
return h.buckets[metric][field]
}
// isBucketExists checks if buckets exists for the passed field
func isBucketExists(field string, cfg config) bool {
if len(cfg.Fields) == 0 {
return true
}
for _, fl := range cfg.Fields {
if fl == field {
return true
}
}
return false
}
// sortBuckets sorts the buckets if it is needed
func sortBuckets(buckets []float64) []float64 {
for i, bucket := range buckets {
if i < len(buckets)-1 && bucket >= buckets[i+1] {
sort.Float64s(buckets)
break
}
}
return buckets
}
// convert converts interface to concrete type
func convert(in interface{}) (float64, bool) {
switch v := in.(type) {
case float64:
return v, true
case int64:
return float64(v), true
default:
return 0, false
}
}
// copyTags copies tags
func copyTags(tags map[string]string) map[string]string {
copiedTags := map[string]string{}
for key, val := range tags {
copiedTags[key] = val
}
return copiedTags
}
// isTagsIdentical checks the identity of two list of tags
func isTagsIdentical(originalTags, checkedTags map[string]string) bool {
if len(originalTags) != len(checkedTags) {
return false
}
for tagName, tagValue := range originalTags {
if tagValue != checkedTags[tagName] {
return false
}
}
return true
}
// makeFieldsWithCount assigns count value to all metric fields
func makeFieldsWithCount(fieldsWithCountIn map[string]int64) map[string]interface{} {
fieldsWithCountOut := map[string]interface{}{}
for field, count := range fieldsWithCountIn {
fieldsWithCountOut[field+"_bucket"] = count
}
return fieldsWithCountOut
}
// init initializes histogram aggregator plugin
func init() {
aggregators.Add("histogram", func() telegraf.Aggregator {
return NewHistogramAggregator()
})
}

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@@ -1,210 +0,0 @@
package histogram
import (
"fmt"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
)
// NewTestHistogram creates new test histogram aggregation with specified config
func NewTestHistogram(cfg []config) telegraf.Aggregator {
htm := &HistogramAggregator{Configs: cfg}
htm.buckets = make(bucketsByMetrics)
htm.resetCache()
return htm
}
// firstMetric1 is the first test metric
var firstMetric1, _ = metric.New(
"first_metric_name",
map[string]string{"tag_name": "tag_value"},
map[string]interface{}{
"a": float64(15.3),
"b": float64(40),
},
time.Now(),
)
// firstMetric1 is the first test metric with other value
var firstMetric2, _ = metric.New(
"first_metric_name",
map[string]string{"tag_name": "tag_value"},
map[string]interface{}{
"a": float64(15.9),
"c": float64(40),
},
time.Now(),
)
// secondMetric is the second metric
var secondMetric, _ = metric.New(
"second_metric_name",
map[string]string{"tag_name": "tag_value"},
map[string]interface{}{
"a": float64(105),
"ignoreme": "string",
"andme": true,
},
time.Now(),
)
// BenchmarkApply runs benchmarks
func BenchmarkApply(b *testing.B) {
histogram := NewHistogramAggregator()
for n := 0; n < b.N; n++ {
histogram.Add(firstMetric1)
histogram.Add(firstMetric2)
histogram.Add(secondMetric)
}
}
// TestHistogramWithPeriodAndOneField tests metrics for one period and for one field
func TestHistogramWithPeriodAndOneField(t *testing.T) {
var cfg []config
cfg = append(cfg, config{Metric: "first_metric_name", Fields: []string{"a"}, Buckets: []float64{0.0, 10.0, 20.0, 30.0, 40.0}})
histogram := NewTestHistogram(cfg)
acc := &testutil.Accumulator{}
histogram.Add(firstMetric1)
histogram.Add(firstMetric2)
histogram.Push(acc)
if len(acc.Metrics) != 6 {
assert.Fail(t, "Incorrect number of metrics")
}
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0)}, "0")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0)}, "10")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2)}, "20")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2)}, "30")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2)}, "40")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2)}, bucketInf)
}
// TestHistogramWithPeriodAndAllFields tests two metrics for one period and for all fields
func TestHistogramWithPeriodAndAllFields(t *testing.T) {
var cfg []config
cfg = append(cfg, config{Metric: "first_metric_name", Buckets: []float64{0.0, 15.5, 20.0, 30.0, 40.0}})
cfg = append(cfg, config{Metric: "second_metric_name", Buckets: []float64{0.0, 4.0, 10.0, 23.0, 30.0}})
histogram := NewTestHistogram(cfg)
acc := &testutil.Accumulator{}
histogram.Add(firstMetric1)
histogram.Add(firstMetric2)
histogram.Add(secondMetric)
histogram.Push(acc)
if len(acc.Metrics) != 12 {
assert.Fail(t, "Incorrect number of metrics")
}
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0), "b_bucket": int64(0), "c_bucket": int64(0)}, "0")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(1), "b_bucket": int64(0), "c_bucket": int64(0)}, "15.5")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(0), "c_bucket": int64(0)}, "20")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(0), "c_bucket": int64(0)}, "30")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(1), "c_bucket": int64(1)}, "40")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(1), "c_bucket": int64(1)}, bucketInf)
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(0), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, "0")
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(0), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, "4")
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(0), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, "10")
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(0), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, "23")
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(0), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, "30")
assertContainsTaggedField(t, acc, "second_metric_name", map[string]interface{}{"a_bucket": int64(1), "ignoreme_bucket": int64(0), "andme_bucket": int64(0)}, bucketInf)
}
// TestHistogramDifferentPeriodsAndAllFields tests two metrics getting added with a push/reset in between (simulates
// getting added in different periods) for all fields
func TestHistogramDifferentPeriodsAndAllFields(t *testing.T) {
var cfg []config
cfg = append(cfg, config{Metric: "first_metric_name", Buckets: []float64{0.0, 10.0, 20.0, 30.0, 40.0}})
histogram := NewTestHistogram(cfg)
acc := &testutil.Accumulator{}
histogram.Add(firstMetric1)
histogram.Push(acc)
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0), "b_bucket": int64(0)}, "0")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0), "b_bucket": int64(0)}, "10")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(1), "b_bucket": int64(0)}, "20")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(1), "b_bucket": int64(0)}, "30")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(1), "b_bucket": int64(1)}, "40")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(1), "b_bucket": int64(1)}, bucketInf)
acc.ClearMetrics()
histogram.Add(firstMetric2)
histogram.Push(acc)
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0), "b_bucket": int64(0), "c_bucket": int64(0)}, "0")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(0), "b_bucket": int64(0), "c_bucket": int64(0)}, "10")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(0), "c_bucket": int64(0)}, "20")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(0), "c_bucket": int64(0)}, "30")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(1), "c_bucket": int64(1)}, "40")
assertContainsTaggedField(t, acc, "first_metric_name", map[string]interface{}{"a_bucket": int64(2), "b_bucket": int64(1), "c_bucket": int64(1)}, bucketInf)
}
// TestWrongBucketsOrder tests the calling panic with incorrect order of buckets
func TestWrongBucketsOrder(t *testing.T) {
defer func() {
if r := recover(); r != nil {
assert.Equal(
t,
"histogram buckets must be in increasing order: 90.00 >= 20.00, metrics: first_metric_name, field: a",
fmt.Sprint(r),
)
}
}()
var cfg []config
cfg = append(cfg, config{Metric: "first_metric_name", Buckets: []float64{0.0, 90.0, 20.0, 30.0, 40.0}})
histogram := NewTestHistogram(cfg)
histogram.Add(firstMetric2)
}
// assertContainsTaggedField is help functions to test histogram data
func assertContainsTaggedField(t *testing.T, acc *testutil.Accumulator, metricName string, fields map[string]interface{}, le string) {
acc.Lock()
defer acc.Unlock()
for _, checkedMetric := range acc.Metrics {
// check metric name
if checkedMetric.Measurement != metricName {
continue
}
// check "le" tag
if checkedMetric.Tags[bucketTag] != le {
continue
}
// check fields
isFieldsIdentical := true
for field := range fields {
if _, ok := checkedMetric.Fields[field]; !ok {
isFieldsIdentical = false
break
}
}
if !isFieldsIdentical {
continue
}
// check fields with their counts
if assert.Equal(t, fields, checkedMetric.Fields) {
return
}
assert.Fail(t, fmt.Sprintf("incorrect fields %v of metric %s", fields, metricName))
}
assert.Fail(t, fmt.Sprintf("unknown measurement '%s' with tags: %v, fields: %v", metricName, map[string]string{"le": le}, fields))
}

View File

@@ -107,8 +107,6 @@ func convert(in interface{}) (float64, bool) {
return v, true
case int64:
return float64(v), true
case uint64:
return float64(v), true
default:
return 0, false
}

View File

@@ -38,7 +38,6 @@ var m2, _ = metric.New("m1",
"i": float64(1),
"j": float64(1),
"k": float64(200),
"l": uint64(200),
"ignoreme": "string",
"andme": true,
},
@@ -86,8 +85,6 @@ func TestMinMaxWithPeriod(t *testing.T) {
"j_min": float64(1),
"k_max": float64(200),
"k_min": float64(200),
"l_max": float64(200),
"l_min": float64(200),
}
expectedTags := map[string]string{
"foo": "bar",
@@ -157,8 +154,6 @@ func TestMinMaxDifferentPeriods(t *testing.T) {
"j_min": float64(1),
"k_max": float64(200),
"k_min": float64(200),
"l_max": float64(200),
"l_min": float64(200),
}
expectedTags = map[string]string{
"foo": "bar",

View File

@@ -1,73 +0,0 @@
# ValueCounter Aggregator Plugin
The valuecounter plugin counts the occurrence of values in fields and emits the
counter once every 'period' seconds.
A use case for the valuecounter plugin is when you are processing a HTTP access
log (with the logparser input) and want to count the HTTP status codes.
The fields which will be counted must be configured with the `fields`
configuration directive. When no `fields` is provided the plugin will not count
any fields. The results are emitted in fields in the format:
`originalfieldname_fieldvalue = count`.
Valuecounter only works on fields of the type int, bool or string. Float fields
are being dropped to prevent the creating of too many fields.
### Configuration:
```toml
[[aggregators.valuecounter]]
## General Aggregator Arguments:
## The period on which to flush & clear the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
## The fields for which the values will be counted
fields = ["status"]
```
### Measurements & Fields:
- measurement1
- field_value1
- field_value2
### Tags:
No tags are applied by this aggregator.
### Example Output:
Example for parsing a HTTP access log.
telegraf.conf:
```
[[inputs.logparser]]
files = ["/tmp/tst.log"]
[inputs.logparser.grok]
patterns = ['%{DATA:url:tag} %{NUMBER:response:string}']
measurement = "access"
[[aggregators.valuecounter]]
namepass = ["access"]
fields = ["response"]
```
/tmp/tst.log
```
/some/path 200
/some/path 401
/some/path 200
```
```
$ telegraf --config telegraf.conf --quiet
access,url=/some/path,path=/tmp/tst.log,host=localhost.localdomain response="200" 1511948755991487011
access,url=/some/path,path=/tmp/tst.log,host=localhost.localdomain response="401" 1511948755991522282
access,url=/some/path,path=/tmp/tst.log,host=localhost.localdomain response="200" 1511948755991531697
access,path=/tmp/tst.log,host=localhost.localdomain,url=/some/path response_200=2i,response_401=1i 1511948761000000000
```

View File

@@ -1,108 +0,0 @@
package valuecounter
import (
"fmt"
"log"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/aggregators"
)
type aggregate struct {
name string
tags map[string]string
fieldCount map[string]int
}
// ValueCounter an aggregation plugin
type ValueCounter struct {
cache map[uint64]aggregate
Fields []string
}
// NewValueCounter create a new aggregation plugin which counts the occurances
// of fields and emits the count.
func NewValueCounter() telegraf.Aggregator {
vc := &ValueCounter{}
vc.Reset()
return vc
}
var sampleConfig = `
## General Aggregator Arguments:
## The period on which to flush & clear the aggregator.
period = "30s"
## If true, the original metric will be dropped by the
## aggregator and will not get sent to the output plugins.
drop_original = false
## The fields for which the values will be counted
fields = []
`
// SampleConfig generates a sample config for the ValueCounter plugin
func (vc *ValueCounter) SampleConfig() string {
return sampleConfig
}
// Description returns the description of the ValueCounter plugin
func (vc *ValueCounter) Description() string {
return "Count the occurance of values in fields."
}
// Add is run on every metric which passes the plugin
func (vc *ValueCounter) Add(in telegraf.Metric) {
id := in.HashID()
// Check if the cache already has an entry for this metric, if not create it
if _, ok := vc.cache[id]; !ok {
a := aggregate{
name: in.Name(),
tags: in.Tags(),
fieldCount: make(map[string]int),
}
vc.cache[id] = a
}
// Check if this metric has fields which we need to count, if so increment
// the count.
for fk, fv := range in.Fields() {
for _, cf := range vc.Fields {
if fk == cf {
// Do not process float types to prevent memory from blowing up
switch fv.(type) {
default:
log.Printf("I! Valuecounter: Unsupported field type. " +
"Must be an int, string or bool. Ignoring.")
continue
case uint64, int64, string, bool:
}
fn := fmt.Sprintf("%v_%v", fk, fv)
vc.cache[id].fieldCount[fn]++
}
}
}
}
// Push emits the counters
func (vc *ValueCounter) Push(acc telegraf.Accumulator) {
for _, agg := range vc.cache {
fields := map[string]interface{}{}
for field, count := range agg.fieldCount {
fields[field] = count
}
acc.AddFields(agg.name, fields, agg.tags)
}
}
// Reset the cache, executed after each push
func (vc *ValueCounter) Reset() {
vc.cache = make(map[uint64]aggregate)
}
func init() {
aggregators.Add("valuecounter", func() telegraf.Aggregator {
return NewValueCounter()
})
}

View File

@@ -1,126 +0,0 @@
package valuecounter
import (
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
)
// Create a valuecounter with config
func NewTestValueCounter(fields []string) telegraf.Aggregator {
vc := &ValueCounter{
Fields: fields,
}
vc.Reset()
return vc
}
var m1, _ = metric.New("m1",
map[string]string{"foo": "bar"},
map[string]interface{}{
"status": 200,
"somefield": 20.1,
"foobar": "bar",
},
time.Now(),
)
var m2, _ = metric.New("m1",
map[string]string{"foo": "bar"},
map[string]interface{}{
"status": "OK",
"ignoreme": "string",
"andme": true,
"boolfield": false,
},
time.Now(),
)
func BenchmarkApply(b *testing.B) {
vc := NewTestValueCounter([]string{"status"})
for n := 0; n < b.N; n++ {
vc.Add(m1)
vc.Add(m2)
}
}
// Test basic functionality
func TestBasic(t *testing.T) {
vc := NewTestValueCounter([]string{"status"})
acc := testutil.Accumulator{}
vc.Add(m1)
vc.Add(m2)
vc.Add(m1)
vc.Push(&acc)
expectedFields := map[string]interface{}{
"status_200": 2,
"status_OK": 1,
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test with multiple fields to count
func TestMultipleFields(t *testing.T) {
vc := NewTestValueCounter([]string{"status", "somefield", "boolfield"})
acc := testutil.Accumulator{}
vc.Add(m1)
vc.Add(m2)
vc.Add(m2)
vc.Add(m1)
vc.Push(&acc)
expectedFields := map[string]interface{}{
"status_200": 2,
"status_OK": 2,
"boolfield_false": 2,
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}
// Test with a reset between two runs
func TestWithReset(t *testing.T) {
vc := NewTestValueCounter([]string{"status"})
acc := testutil.Accumulator{}
vc.Add(m1)
vc.Add(m1)
vc.Add(m2)
vc.Push(&acc)
expectedFields := map[string]interface{}{
"status_200": 2,
"status_OK": 1,
}
expectedTags := map[string]string{
"foo": "bar",
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
acc.ClearMetrics()
vc.Reset()
vc.Add(m2)
vc.Add(m2)
vc.Add(m1)
vc.Push(&acc)
expectedFields = map[string]interface{}{
"status_200": 1,
"status_OK": 2,
}
acc.AssertContainsTaggedFields(t, "m1", expectedFields, expectedTags)
}

View File

@@ -6,38 +6,31 @@ additional information can be found.
### Configuration:
This section contains the default TOML to configure the plugin. You can
generate it using `telegraf --usage <plugin-name>`.
```toml
# Description
[[inputs.example]]
example_option = "example_value"
# SampleConfig
```
### Metrics:
### Measurements & Fields:
Here you should add an optional description and links to where the user can
get more information about the measurements.
If the output is determined dynamically based on the input source, or there
are more metrics than can reasonably be listed, describe how the input is
mapped to the output.
- measurement1
- tags:
- tag1 (optional description)
- tag2
- fields:
- field1 (type, unit)
- field2 (float, percent)
- measurement2
- tags:
- tag3
- fields:
- field3 (integer, bytes)
### Tags:
- All measurements have the following tags:
- tag1 (optional description)
- tag2
- measurement2 has the following tags:
- tag3
### Sample Queries:
This section should contain some useful InfluxDB queries that can be used to
@@ -51,11 +44,8 @@ SELECT max(field1), mean(field1), min(field1) FROM measurement1 WHERE tag1=bar A
### Example Output:
This section shows example output in Line Protocol format. You can often use
`telegraf --input-filter <plugin-name> --test` or use the `file` output to get
this information.
```
$ telegraf -input-filter example -test
measurement1,tag1=foo,tag2=bar field1=1i,field2=2.1 1453831884664956455
measurement2,tag1=foo,tag2=bar,tag3=baz field3=1i 1453831884664956455
```

File diff suppressed because one or more lines are too long

View File

@@ -1,7 +1,6 @@
package aerospike
import (
"crypto/tls"
"errors"
"log"
"net"
@@ -11,24 +10,13 @@ import (
"time"
"github.com/influxdata/telegraf"
tlsint "github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/plugins/inputs"
as "github.com/aerospike/aerospike-client-go"
)
type Aerospike struct {
Servers []string `toml:"servers"`
Username string `toml:"username"`
Password string `toml:"password"`
EnableTLS bool `toml:"enable_tls"`
EnableSSL bool `toml:"enable_ssl"` // deprecated in 1.7; use enable_tls
tlsint.ClientConfig
initialized bool
tlsConfig *tls.Config
Servers []string
}
var sampleConfig = `
@@ -36,17 +24,6 @@ var sampleConfig = `
## This plugin will query all namespaces the aerospike
## server has configured and get stats for them.
servers = ["localhost:3000"]
# username = "telegraf"
# password = "pa$$word"
## Optional TLS Config
# enable_tls = false
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## If false, skip chain & host verification
# insecure_skip_verify = true
`
func (a *Aerospike) SampleConfig() string {
@@ -58,18 +35,6 @@ func (a *Aerospike) Description() string {
}
func (a *Aerospike) Gather(acc telegraf.Accumulator) error {
if !a.initialized {
tlsConfig, err := a.ClientConfig.TLSConfig()
if err != nil {
return err
}
if tlsConfig == nil && (a.EnableTLS || a.EnableSSL) {
tlsConfig = &tls.Config{}
}
a.tlsConfig = tlsConfig
a.initialized = true
}
if len(a.Servers) == 0 {
return a.gatherServer("127.0.0.1:3000", acc)
}
@@ -98,11 +63,7 @@ func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) erro
iport = 3000
}
policy := as.NewClientPolicy()
policy.User = a.Username
policy.Password = a.Password
policy.TlsConfig = a.tlsConfig
c, err := as.NewClientWithPolicy(policy, host, iport)
c, err := as.NewClient(host, iport)
if err != nil {
return err
}
@@ -112,9 +73,10 @@ func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) erro
for _, n := range nodes {
tags := map[string]string{
"aerospike_host": hostport,
"node_name": n.GetName(),
}
fields := make(map[string]interface{})
fields := map[string]interface{}{
"node_name": n.GetName(),
}
stats, err := as.RequestNodeStats(n)
if err != nil {
return err
@@ -124,7 +86,7 @@ func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) erro
if err == nil {
fields[strings.Replace(k, "-", "_", -1)] = val
} else {
log.Printf("I! skipping aerospike field %v with int64 overflow: %q", k, v)
log.Printf("I! skipping aerospike field %v with int64 overflow", k)
}
}
acc.AddFields("aerospike_node", fields, tags, time.Now())
@@ -138,10 +100,11 @@ func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) erro
for _, namespace := range namespaces {
nTags := map[string]string{
"aerospike_host": hostport,
"node_name": n.GetName(),
}
nTags["namespace"] = namespace
nFields := make(map[string]interface{})
nFields := map[string]interface{}{
"node_name": n.GetName(),
}
info, err := as.RequestNodeInfo(n, "namespace/"+namespace)
if err != nil {
continue
@@ -156,7 +119,7 @@ func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) erro
if err == nil {
nFields[strings.Replace(parts[0], "-", "_", -1)] = val
} else {
log.Printf("I! skipping aerospike field %v with int64 overflow: %q", parts[0], parts[1])
log.Printf("I! skipping aerospike field %v with int64 overflow", parts[0])
}
}
acc.AddFields("aerospike_namespace", nFields, nTags, time.Now())

View File

@@ -23,10 +23,8 @@ func TestAerospikeStatistics(t *testing.T) {
require.NoError(t, err)
assert.True(t, acc.HasMeasurement("aerospike_node"))
assert.True(t, acc.HasTag("aerospike_node", "node_name"))
assert.True(t, acc.HasMeasurement("aerospike_namespace"))
assert.True(t, acc.HasTag("aerospike_namespace", "node_name"))
assert.True(t, acc.HasInt64Field("aerospike_node", "batch_error"))
assert.True(t, acc.HasIntField("aerospike_node", "batch_error"))
}
func TestAerospikeStatisticsPartialErr(t *testing.T) {
@@ -47,7 +45,7 @@ func TestAerospikeStatisticsPartialErr(t *testing.T) {
assert.True(t, acc.HasMeasurement("aerospike_node"))
assert.True(t, acc.HasMeasurement("aerospike_namespace"))
assert.True(t, acc.HasInt64Field("aerospike_node", "batch_error"))
assert.True(t, acc.HasIntField("aerospike_node", "batch_error"))
}
func TestAerospikeParseValue(t *testing.T) {

View File

@@ -4,10 +4,7 @@ import (
_ "github.com/influxdata/telegraf/plugins/inputs/aerospike"
_ "github.com/influxdata/telegraf/plugins/inputs/amqp_consumer"
_ "github.com/influxdata/telegraf/plugins/inputs/apache"
_ "github.com/influxdata/telegraf/plugins/inputs/aurora"
_ "github.com/influxdata/telegraf/plugins/inputs/bcache"
_ "github.com/influxdata/telegraf/plugins/inputs/bond"
_ "github.com/influxdata/telegraf/plugins/inputs/burrow"
_ "github.com/influxdata/telegraf/plugins/inputs/cassandra"
_ "github.com/influxdata/telegraf/plugins/inputs/ceph"
_ "github.com/influxdata/telegraf/plugins/inputs/cgroup"
@@ -17,7 +14,6 @@ import (
_ "github.com/influxdata/telegraf/plugins/inputs/consul"
_ "github.com/influxdata/telegraf/plugins/inputs/couchbase"
_ "github.com/influxdata/telegraf/plugins/inputs/couchdb"
_ "github.com/influxdata/telegraf/plugins/inputs/dcos"
_ "github.com/influxdata/telegraf/plugins/inputs/disque"
_ "github.com/influxdata/telegraf/plugins/inputs/dmcache"
_ "github.com/influxdata/telegraf/plugins/inputs/dns_query"
@@ -25,14 +21,10 @@ import (
_ "github.com/influxdata/telegraf/plugins/inputs/dovecot"
_ "github.com/influxdata/telegraf/plugins/inputs/elasticsearch"
_ "github.com/influxdata/telegraf/plugins/inputs/exec"
_ "github.com/influxdata/telegraf/plugins/inputs/fail2ban"
_ "github.com/influxdata/telegraf/plugins/inputs/fibaro"
_ "github.com/influxdata/telegraf/plugins/inputs/filestat"
_ "github.com/influxdata/telegraf/plugins/inputs/fluentd"
_ "github.com/influxdata/telegraf/plugins/inputs/graylog"
_ "github.com/influxdata/telegraf/plugins/inputs/haproxy"
_ "github.com/influxdata/telegraf/plugins/inputs/hddtemp"
_ "github.com/influxdata/telegraf/plugins/inputs/http"
_ "github.com/influxdata/telegraf/plugins/inputs/http_listener"
_ "github.com/influxdata/telegraf/plugins/inputs/http_response"
_ "github.com/influxdata/telegraf/plugins/inputs/httpjson"
@@ -40,43 +32,30 @@ import (
_ "github.com/influxdata/telegraf/plugins/inputs/internal"
_ "github.com/influxdata/telegraf/plugins/inputs/interrupts"
_ "github.com/influxdata/telegraf/plugins/inputs/ipmi_sensor"
_ "github.com/influxdata/telegraf/plugins/inputs/ipset"
_ "github.com/influxdata/telegraf/plugins/inputs/iptables"
_ "github.com/influxdata/telegraf/plugins/inputs/jolokia"
_ "github.com/influxdata/telegraf/plugins/inputs/jolokia2"
_ "github.com/influxdata/telegraf/plugins/inputs/jti_openconfig_telemetry"
_ "github.com/influxdata/telegraf/plugins/inputs/kafka_consumer"
_ "github.com/influxdata/telegraf/plugins/inputs/kafka_consumer_legacy"
_ "github.com/influxdata/telegraf/plugins/inputs/kapacitor"
_ "github.com/influxdata/telegraf/plugins/inputs/kubernetes"
_ "github.com/influxdata/telegraf/plugins/inputs/leofs"
_ "github.com/influxdata/telegraf/plugins/inputs/logparser"
_ "github.com/influxdata/telegraf/plugins/inputs/lustre2"
_ "github.com/influxdata/telegraf/plugins/inputs/mailchimp"
_ "github.com/influxdata/telegraf/plugins/inputs/mcrouter"
_ "github.com/influxdata/telegraf/plugins/inputs/memcached"
_ "github.com/influxdata/telegraf/plugins/inputs/mesos"
_ "github.com/influxdata/telegraf/plugins/inputs/minecraft"
_ "github.com/influxdata/telegraf/plugins/inputs/mongodb"
_ "github.com/influxdata/telegraf/plugins/inputs/mqtt_consumer"
_ "github.com/influxdata/telegraf/plugins/inputs/mysql"
_ "github.com/influxdata/telegraf/plugins/inputs/nats"
_ "github.com/influxdata/telegraf/plugins/inputs/nats_consumer"
_ "github.com/influxdata/telegraf/plugins/inputs/net_response"
_ "github.com/influxdata/telegraf/plugins/inputs/nginx"
_ "github.com/influxdata/telegraf/plugins/inputs/nginx_plus"
_ "github.com/influxdata/telegraf/plugins/inputs/nsq"
_ "github.com/influxdata/telegraf/plugins/inputs/nsq_consumer"
_ "github.com/influxdata/telegraf/plugins/inputs/nstat"
_ "github.com/influxdata/telegraf/plugins/inputs/ntpq"
_ "github.com/influxdata/telegraf/plugins/inputs/nvidia_smi"
_ "github.com/influxdata/telegraf/plugins/inputs/openldap"
_ "github.com/influxdata/telegraf/plugins/inputs/opensmtpd"
_ "github.com/influxdata/telegraf/plugins/inputs/passenger"
_ "github.com/influxdata/telegraf/plugins/inputs/pf"
_ "github.com/influxdata/telegraf/plugins/inputs/phpfpm"
_ "github.com/influxdata/telegraf/plugins/inputs/ping"
_ "github.com/influxdata/telegraf/plugins/inputs/postfix"
_ "github.com/influxdata/telegraf/plugins/inputs/postgresql"
_ "github.com/influxdata/telegraf/plugins/inputs/postgresql_extensible"
_ "github.com/influxdata/telegraf/plugins/inputs/powerdns"
@@ -88,32 +67,22 @@ import (
_ "github.com/influxdata/telegraf/plugins/inputs/redis"
_ "github.com/influxdata/telegraf/plugins/inputs/rethinkdb"
_ "github.com/influxdata/telegraf/plugins/inputs/riak"
_ "github.com/influxdata/telegraf/plugins/inputs/salesforce"
_ "github.com/influxdata/telegraf/plugins/inputs/sensors"
_ "github.com/influxdata/telegraf/plugins/inputs/smart"
_ "github.com/influxdata/telegraf/plugins/inputs/snmp"
_ "github.com/influxdata/telegraf/plugins/inputs/snmp_legacy"
_ "github.com/influxdata/telegraf/plugins/inputs/socket_listener"
_ "github.com/influxdata/telegraf/plugins/inputs/solr"
_ "github.com/influxdata/telegraf/plugins/inputs/sqlserver"
_ "github.com/influxdata/telegraf/plugins/inputs/statsd"
_ "github.com/influxdata/telegraf/plugins/inputs/syslog"
_ "github.com/influxdata/telegraf/plugins/inputs/sysstat"
_ "github.com/influxdata/telegraf/plugins/inputs/system"
_ "github.com/influxdata/telegraf/plugins/inputs/tail"
_ "github.com/influxdata/telegraf/plugins/inputs/tcp_listener"
_ "github.com/influxdata/telegraf/plugins/inputs/teamspeak"
_ "github.com/influxdata/telegraf/plugins/inputs/tengine"
_ "github.com/influxdata/telegraf/plugins/inputs/tomcat"
_ "github.com/influxdata/telegraf/plugins/inputs/trig"
_ "github.com/influxdata/telegraf/plugins/inputs/twemproxy"
_ "github.com/influxdata/telegraf/plugins/inputs/udp_listener"
_ "github.com/influxdata/telegraf/plugins/inputs/unbound"
_ "github.com/influxdata/telegraf/plugins/inputs/varnish"
_ "github.com/influxdata/telegraf/plugins/inputs/webhooks"
_ "github.com/influxdata/telegraf/plugins/inputs/win_perf_counters"
_ "github.com/influxdata/telegraf/plugins/inputs/win_services"
_ "github.com/influxdata/telegraf/plugins/inputs/zfs"
_ "github.com/influxdata/telegraf/plugins/inputs/zipkin"
_ "github.com/influxdata/telegraf/plugins/inputs/zookeeper"
)

View File

@@ -15,58 +15,33 @@ The following defaults are known to work with RabbitMQ:
```toml
# AMQP consumer plugin
[[inputs.amqp_consumer]]
## Broker to consume from.
## deprecated in 1.7; use the brokers option
# url = "amqp://localhost:5672/influxdb"
## Brokers to consume from. If multiple brokers are specified a random broker
## will be selected anytime a connection is established. This can be
## helpful for load balancing when not using a dedicated load balancer.
brokers = ["amqp://localhost:5672/influxdb"]
## Authentication credentials for the PLAIN auth_method.
# username = ""
# password = ""
## Exchange to declare and consume from.
## AMQP url
url = "amqp://localhost:5672/influxdb"
## AMQP exchange
exchange = "telegraf"
## Exchange type; common types are "direct", "fanout", "topic", "header", "x-consistent-hash".
# exchange_type = "topic"
## If true, exchange will be passively declared.
# exchange_passive = false
## Exchange durability can be either "transient" or "durable".
# exchange_durability = "durable"
## Additional exchange arguments.
# exchange_arguments = { }
# exchange_arguments = {"hash_propery" = "timestamp"}
## AMQP queue name
queue = "telegraf"
## Binding Key
binding_key = "#"
## Maximum number of messages server should give to the worker.
# prefetch_count = 50
## Controls how many messages the server will try to keep on the network
## for consumers before receiving delivery acks.
#prefetch_count = 50
## Auth method. PLAIN and EXTERNAL are supported
## Auth method. PLAIN and EXTERNAL are supported.
## Using EXTERNAL requires enabling the rabbitmq_auth_mechanism_ssl plugin as
## described here: https://www.rabbitmq.com/plugins.html
# auth_method = "PLAIN"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Use TLS but skip chain & host verification
## Optional SSL Config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
## Use SSL but skip chain & host verification
# insecure_skip_verify = false
## Data format to consume.
## Data format to output.
## Each data format has its own unique set of configuration options, read
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "influx"
```

View File

@@ -1,10 +1,8 @@
package amqp_consumer
import (
"errors"
"fmt"
"log"
"math/rand"
"strings"
"sync"
"time"
@@ -12,23 +10,16 @@ import (
"github.com/streadway/amqp"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/plugins/inputs"
"github.com/influxdata/telegraf/plugins/parsers"
)
// AMQPConsumer is the top level struct for this plugin
type AMQPConsumer struct {
URL string `toml:"url"` // deprecated in 1.7; use brokers
Brokers []string `toml:"brokers"`
Username string `toml:"username"`
Password string `toml:"password"`
Exchange string `toml:"exchange"`
ExchangeType string `toml:"exchange_type"`
ExchangeDurability string `toml:"exchange_durability"`
ExchangePassive bool `toml:"exchange_passive"`
ExchangeArguments map[string]string `toml:"exchange_arguments"`
URL string
// AMQP exchange
Exchange string
// Queue Name
Queue string
// Binding Key
@@ -40,7 +31,14 @@ type AMQPConsumer struct {
// AMQP Auth method
AuthMethod string
tls.ClientConfig
// Path to CA file
SSLCA string `toml:"ssl_ca"`
// Path to host cert file
SSLCert string `toml:"ssl_cert"`
// Path to cert key file
SSLKey string `toml:"ssl_key"`
// Use SSL but skip chain & host verification
InsecureSkipVerify bool
parser parsers.Parser
conn *amqp.Connection
@@ -57,72 +55,40 @@ func (a *externalAuth) Response() string {
}
const (
DefaultAuthMethod = "PLAIN"
DefaultBroker = "amqp://localhost:5672/influxdb"
DefaultExchangeType = "topic"
DefaultExchangeDurability = "durable"
DefaultAuthMethod = "PLAIN"
DefaultPrefetchCount = 50
)
func (a *AMQPConsumer) SampleConfig() string {
return `
## Broker to consume from.
## deprecated in 1.7; use the brokers option
# url = "amqp://localhost:5672/influxdb"
## Brokers to consume from. If multiple brokers are specified a random broker
## will be selected anytime a connection is established. This can be
## helpful for load balancing when not using a dedicated load balancer.
brokers = ["amqp://localhost:5672/influxdb"]
## Authentication credentials for the PLAIN auth_method.
# username = ""
# password = ""
## Exchange to declare and consume from.
## AMQP url
url = "amqp://localhost:5672/influxdb"
## AMQP exchange
exchange = "telegraf"
## Exchange type; common types are "direct", "fanout", "topic", "header", "x-consistent-hash".
# exchange_type = "topic"
## If true, exchange will be passively declared.
# exchange_passive = false
## Exchange durability can be either "transient" or "durable".
# exchange_durability = "durable"
## Additional exchange arguments.
# exchange_arguments = { }
# exchange_arguments = {"hash_propery" = "timestamp"}
## AMQP queue name
queue = "telegraf"
## Binding Key
binding_key = "#"
## Maximum number of messages server should give to the worker.
# prefetch_count = 50
prefetch_count = 50
## Auth method. PLAIN and EXTERNAL are supported
## Using EXTERNAL requires enabling the rabbitmq_auth_mechanism_ssl plugin as
## described here: https://www.rabbitmq.com/plugins.html
# auth_method = "PLAIN"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Use TLS but skip chain & host verification
## Optional SSL Config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
## Use SSL but skip chain & host verification
# insecure_skip_verify = false
## Data format to consume.
## Data format to output.
## Each data format has its own unique set of configuration options, read
## more about them here:
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md
## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_OUTPUT.md
data_format = "influx"
`
}
@@ -142,26 +108,22 @@ func (a *AMQPConsumer) Gather(_ telegraf.Accumulator) error {
func (a *AMQPConsumer) createConfig() (*amqp.Config, error) {
// make new tls config
tls, err := a.ClientConfig.TLSConfig()
tls, err := internal.GetTLSConfig(
a.SSLCert, a.SSLKey, a.SSLCA, a.InsecureSkipVerify)
if err != nil {
return nil, err
}
var auth []amqp.Authentication
// parse auth method
var sasl []amqp.Authentication // nil by default
if strings.ToUpper(a.AuthMethod) == "EXTERNAL" {
auth = []amqp.Authentication{&externalAuth{}}
} else if a.Username != "" || a.Password != "" {
auth = []amqp.Authentication{
&amqp.PlainAuth{
Username: a.Username,
Password: a.Password,
},
}
sasl = []amqp.Authentication{&externalAuth{}}
}
config := amqp.Config{
TLSClientConfig: tls,
SASL: auth, // if nil, it will be PLAIN
SASL: sasl, // if nil, it will be PLAIN
}
return &config, nil
}
@@ -183,25 +145,23 @@ func (a *AMQPConsumer) Start(acc telegraf.Accumulator) error {
go a.process(msgs, acc)
go func() {
err := <-a.conn.NotifyClose(make(chan *amqp.Error))
if err == nil {
return
}
log.Printf("I! AMQP consumer connection closed: %s; trying to reconnect", err)
for {
err := <-a.conn.NotifyClose(make(chan *amqp.Error))
if err == nil {
break
msgs, err := a.connect(amqpConf)
if err != nil {
log.Printf("E! AMQP connection failed: %s", err)
time.Sleep(10 * time.Second)
continue
}
log.Printf("I! AMQP consumer connection closed: %s; trying to reconnect", err)
for {
msgs, err := a.connect(amqpConf)
if err != nil {
log.Printf("E! AMQP connection failed: %s", err)
time.Sleep(10 * time.Second)
continue
}
a.wg.Add(1)
go a.process(msgs, acc)
break
}
a.wg.Add(1)
go a.process(msgs, acc)
break
}
}()
@@ -209,55 +169,28 @@ func (a *AMQPConsumer) Start(acc telegraf.Accumulator) error {
}
func (a *AMQPConsumer) connect(amqpConf *amqp.Config) (<-chan amqp.Delivery, error) {
brokers := a.Brokers
if len(brokers) == 0 {
brokers = []string{a.URL}
conn, err := amqp.DialConfig(a.URL, *amqpConf)
if err != nil {
return nil, err
}
a.conn = conn
p := rand.Perm(len(brokers))
for _, n := range p {
broker := brokers[n]
log.Printf("D! [amqp_consumer] connecting to %q", broker)
conn, err := amqp.DialConfig(broker, *amqpConf)
if err == nil {
a.conn = conn
log.Printf("D! [amqp_consumer] connected to %q", broker)
break
}
log.Printf("D! [amqp_consumer] error connecting to %q", broker)
}
if a.conn == nil {
return nil, errors.New("could not connect to any broker")
}
ch, err := a.conn.Channel()
ch, err := conn.Channel()
if err != nil {
return nil, fmt.Errorf("Failed to open a channel: %s", err)
}
var exchangeDurable = true
switch a.ExchangeDurability {
case "transient":
exchangeDurable = false
default:
exchangeDurable = true
}
exchangeArgs := make(amqp.Table, len(a.ExchangeArguments))
for k, v := range a.ExchangeArguments {
exchangeArgs[k] = v
}
err = declareExchange(
ch,
a.Exchange,
a.ExchangeType,
a.ExchangePassive,
exchangeDurable,
exchangeArgs)
err = ch.ExchangeDeclare(
a.Exchange, // name
"topic", // type
true, // durable
false, // auto-deleted
false, // internal
false, // no-wait
nil, // arguments
)
if err != nil {
return nil, err
return nil, fmt.Errorf("Failed to declare an exchange: %s", err)
}
q, err := ch.QueueDeclare(
@@ -309,42 +242,6 @@ func (a *AMQPConsumer) connect(amqpConf *amqp.Config) (<-chan amqp.Delivery, err
return msgs, err
}
func declareExchange(
channel *amqp.Channel,
exchangeName string,
exchangeType string,
exchangePassive bool,
exchangeDurable bool,
exchangeArguments amqp.Table,
) error {
var err error
if exchangePassive {
err = channel.ExchangeDeclarePassive(
exchangeName,
exchangeType,
exchangeDurable,
false, // delete when unused
false, // internal
false, // no-wait
exchangeArguments,
)
} else {
err = channel.ExchangeDeclare(
exchangeName,
exchangeType,
exchangeDurable,
false, // delete when unused
false, // internal
false, // no-wait
exchangeArguments,
)
}
if err != nil {
return fmt.Errorf("error declaring exchange: %v", err)
}
return nil
}
// Read messages from queue and add them to the Accumulator
func (a *AMQPConsumer) process(msgs <-chan amqp.Delivery, acc telegraf.Accumulator) {
defer a.wg.Done()
@@ -376,11 +273,8 @@ func (a *AMQPConsumer) Stop() {
func init() {
inputs.Add("amqp_consumer", func() telegraf.Input {
return &AMQPConsumer{
URL: DefaultBroker,
AuthMethod: DefaultAuthMethod,
ExchangeType: DefaultExchangeType,
ExchangeDurability: DefaultExchangeDurability,
PrefetchCount: DefaultPrefetchCount,
AuthMethod: DefaultAuthMethod,
PrefetchCount: DefaultPrefetchCount,
}
})
}

View File

@@ -1,84 +1,55 @@
# Apache Input Plugin
# Telegraf plugin: Apache
The Apache plugin collects server performance information using the [`mod_status`](https://httpd.apache.org/docs/2.4/mod/mod_status.html) module of the [Apache HTTP Server](https://httpd.apache.org/).
#### Plugin arguments:
- **urls** []string: List of apache-status URLs to collect from. Default is "http://localhost/server-status?auto".
- **username** string: Username for HTTP basic authentication
- **password** string: Password for HTTP basic authentication
- **timeout** duration: time that the HTTP connection will remain waiting for response. Default 4 seconds ("4s")
Typically, the `mod_status` module is configured to expose a page at the `/server-status?auto` location of the Apache server. The [ExtendedStatus](https://httpd.apache.org/docs/2.4/mod/core.html#extendedstatus) option must be enabled in order to collect all available fields. For information about how to configure your server reference the [module documentation](https://httpd.apache.org/docs/2.4/mod/mod_status.html#enable).
##### Optional SSL Config
### Configuration:
- **ssl_ca** string: the full path for the SSL CA certicate
- **ssl_cert** string: the full path for the SSL certificate
- **ssl_key** string: the full path for the key file
- **insecure_skip_verify** bool: if true HTTP client will skip all SSL verifications related to peer and host. Default to false
```toml
# Read Apache status information (mod_status)
[[inputs.apache]]
## An array of URLs to gather from, must be directed at the machine
## readable version of the mod_status page including the auto query string.
## Default is "http://localhost/server-status?auto".
urls = ["http://localhost/server-status?auto"]
#### Description
## Credentials for basic HTTP authentication.
# username = "myuser"
# password = "mypassword"
The Apache plugin collects from the /server-status?auto URL. See
[apache.org/server-status?auto](http://www.apache.org/server-status?auto) for an
example. And
[here](http://httpd.apache.org/docs/2.2/mod/mod_status.html) for the apache
mod_status documentation.
## Maximum time to receive response.
# response_timeout = "5s"
# Measurements:
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Use TLS but skip chain & host verification
# insecure_skip_verify = false
```
Meta:
- tags: `port=<port>`, `server=url`
### Measurements & Fields:
- apache_TotalAccesses
- apache_TotalkBytes
- apache_CPULoad
- apache_Uptime
- apache_ReqPerSec
- apache_BytesPerSec
- apache_BytesPerReq
- apache_BusyWorkers
- apache_IdleWorkers
- apache_ConnsTotal
- apache_ConnsAsyncWriting
- apache_ConnsAsyncKeepAlive
- apache_ConnsAsyncClosing
- apache
- BusyWorkers (float)
- BytesPerReq (float)
- BytesPerSec (float)
- ConnsAsyncClosing (float)
- ConnsAsyncKeepAlive (float)
- ConnsAsyncWriting (float)
- ConnsTotal (float)
- CPUChildrenSystem (float)
- CPUChildrenUser (float)
- CPULoad (float)
- CPUSystem (float)
- CPUUser (float)
- IdleWorkers (float)
- Load1 (float)
- Load5 (float)
- Load15 (float)
- ParentServerConfigGeneration (float)
- ParentServerMPMGeneration (float)
- ReqPerSec (float)
- ServerUptimeSeconds (float)
- TotalAccesses (float)
- TotalkBytes (float)
- Uptime (float)
### Scoreboard measurements
The following fields are collected from the `Scoreboard`, and represent the number of requests in the given state:
- apache
- scboard_closing (float)
- scboard_dnslookup (float)
- scboard_finishing (float)
- scboard_idle_cleanup (float)
- scboard_keepalive (float)
- scboard_logging (float)
- scboard_open (float)
- scboard_reading (float)
- scboard_sending (float)
- scboard_starting (float)
- scboard_waiting (float)
### Tags:
- All measurements have the following tags:
- port
- server
### Example Output:
```
apache,port=80,server=debian-stretch-apache BusyWorkers=1,BytesPerReq=0,BytesPerSec=0,CPUChildrenSystem=0,CPUChildrenUser=0,CPULoad=0.00995025,CPUSystem=0.01,CPUUser=0.01,ConnsAsyncClosing=0,ConnsAsyncKeepAlive=0,ConnsAsyncWriting=0,ConnsTotal=0,IdleWorkers=49,Load1=0.01,Load15=0,Load5=0,ParentServerConfigGeneration=3,ParentServerMPMGeneration=2,ReqPerSec=0.00497512,ServerUptimeSeconds=201,TotalAccesses=1,TotalkBytes=0,Uptime=201,scboard_closing=0,scboard_dnslookup=0,scboard_finishing=0,scboard_idle_cleanup=0,scboard_keepalive=0,scboard_logging=0,scboard_open=100,scboard_reading=0,scboard_sending=1,scboard_starting=0,scboard_waiting=49 1502489900000000000
```
- apache_scboard_waiting
- apache_scboard_starting
- apache_scboard_reading
- apache_scboard_sending
- apache_scboard_keepalive
- apache_scboard_dnslookup
- apache_scboard_closing
- apache_scboard_logging
- apache_scboard_finishing
- apache_scboard_idle_cleanup
- apache_scboard_open

View File

@@ -13,7 +13,6 @@ import (
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/plugins/inputs"
)
@@ -22,29 +21,32 @@ type Apache struct {
Username string
Password string
ResponseTimeout internal.Duration
tls.ClientConfig
client *http.Client
// Path to CA file
SSLCA string `toml:"ssl_ca"`
// Path to host cert file
SSLCert string `toml:"ssl_cert"`
// Path to cert key file
SSLKey string `toml:"ssl_key"`
// Use SSL but skip chain & host verification
InsecureSkipVerify bool
}
var sampleConfig = `
## An array of URLs to gather from, must be directed at the machine
## readable version of the mod_status page including the auto query string.
## An array of Apache status URI to gather stats.
## Default is "http://localhost/server-status?auto".
urls = ["http://localhost/server-status?auto"]
## user credentials for basic HTTP authentication
username = "myuser"
password = "mypassword"
## Credentials for basic HTTP authentication.
# username = "myuser"
# password = "mypassword"
## Timeout to the complete conection and reponse time in seconds
response_timeout = "25s" ## default to 5 seconds
## Maximum time to receive response.
# response_timeout = "5s"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Use TLS but skip chain & host verification
## Optional SSL Config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
## Use SSL but skip chain & host verification
# insecure_skip_verify = false
`
@@ -57,8 +59,6 @@ func (n *Apache) Description() string {
}
func (n *Apache) Gather(acc telegraf.Accumulator) error {
var wg sync.WaitGroup
if len(n.Urls) == 0 {
n.Urls = []string{"http://localhost/server-status?auto"}
}
@@ -66,14 +66,8 @@ func (n *Apache) Gather(acc telegraf.Accumulator) error {
n.ResponseTimeout.Duration = time.Second * 5
}
if n.client == nil {
client, err := n.createHttpClient()
if err != nil {
return err
}
n.client = client
}
var wg sync.WaitGroup
wg.Add(len(n.Urls))
for _, u := range n.Urls {
addr, err := url.Parse(u)
if err != nil {
@@ -81,7 +75,6 @@ func (n *Apache) Gather(acc telegraf.Accumulator) error {
continue
}
wg.Add(1)
go func(addr *url.URL) {
defer wg.Done()
acc.AddError(n.gatherUrl(addr, acc))
@@ -92,23 +85,31 @@ func (n *Apache) Gather(acc telegraf.Accumulator) error {
return nil
}
func (n *Apache) createHttpClient() (*http.Client, error) {
tlsCfg, err := n.ClientConfig.TLSConfig()
if err != nil {
return nil, err
func (n *Apache) gatherUrl(addr *url.URL, acc telegraf.Accumulator) error {
var tr *http.Transport
if addr.Scheme == "https" {
tlsCfg, err := internal.GetTLSConfig(
n.SSLCert, n.SSLKey, n.SSLCA, n.InsecureSkipVerify)
if err != nil {
return err
}
tr = &http.Transport{
ResponseHeaderTimeout: time.Duration(3 * time.Second),
TLSClientConfig: tlsCfg,
}
} else {
tr = &http.Transport{
ResponseHeaderTimeout: time.Duration(3 * time.Second),
}
}
client := &http.Client{
Transport: &http.Transport{
TLSClientConfig: tlsCfg,
},
Timeout: n.ResponseTimeout.Duration,
Transport: tr,
Timeout: n.ResponseTimeout.Duration,
}
return client, nil
}
func (n *Apache) gatherUrl(addr *url.URL, acc telegraf.Accumulator) error {
req, err := http.NewRequest("GET", addr.String(), nil)
if err != nil {
return fmt.Errorf("error on new request to %s : %s\n", addr.String(), err)
@@ -118,7 +119,7 @@ func (n *Apache) gatherUrl(addr *url.URL, acc telegraf.Accumulator) error {
req.SetBasicAuth(n.Username, n.Password)
}
resp, err := n.client.Do(req)
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("error on request to %s : %s\n", addr.String(), err)
}

File diff suppressed because one or more lines are too long

View File

@@ -1,280 +0,0 @@
package aurora
import (
"context"
"encoding/json"
"fmt"
"net/http"
"net/url"
"strings"
"sync"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/plugins/inputs"
)
type RoleType int
const (
Unknown RoleType = iota
Leader
Follower
)
func (r RoleType) String() string {
switch r {
case Leader:
return "leader"
case Follower:
return "follower"
default:
return "unknown"
}
}
var (
defaultTimeout = 5 * time.Second
defaultRoles = []string{"leader", "follower"}
)
type Vars map[string]interface{}
type Aurora struct {
Schedulers []string `toml:"schedulers"`
Roles []string `toml:"roles"`
Timeout internal.Duration `toml:"timeout"`
Username string `toml:"username"`
Password string `toml:"password"`
tls.ClientConfig
client *http.Client
urls []*url.URL
}
var sampleConfig = `
## Schedulers are the base addresses of your Aurora Schedulers
schedulers = ["http://127.0.0.1:8081"]
## Set of role types to collect metrics from.
##
## The scheduler roles are checked each interval by contacting the
## scheduler nodes; zookeeper is not contacted.
# roles = ["leader", "follower"]
## Timeout is the max time for total network operations.
# timeout = "5s"
## Username and password are sent using HTTP Basic Auth.
# username = "username"
# password = "pa$$word"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Use TLS but skip chain & host verification
# insecure_skip_verify = false
`
func (a *Aurora) SampleConfig() string {
return sampleConfig
}
func (a *Aurora) Description() string {
return "Gather metrics from Apache Aurora schedulers"
}
func (a *Aurora) Gather(acc telegraf.Accumulator) error {
if a.client == nil {
err := a.initialize()
if err != nil {
return err
}
}
ctx, cancel := context.WithTimeout(context.Background(), a.Timeout.Duration)
defer cancel()
var wg sync.WaitGroup
for _, u := range a.urls {
wg.Add(1)
go func(u *url.URL) {
defer wg.Done()
role, err := a.gatherRole(ctx, u)
if err != nil {
acc.AddError(fmt.Errorf("%s: %v", u, err))
return
}
if !a.roleEnabled(role) {
return
}
err = a.gatherScheduler(ctx, u, role, acc)
if err != nil {
acc.AddError(fmt.Errorf("%s: %v", u, err))
}
}(u)
}
wg.Wait()
return nil
}
func (a *Aurora) initialize() error {
tlsCfg, err := a.ClientConfig.TLSConfig()
if err != nil {
return err
}
client := &http.Client{
Transport: &http.Transport{
Proxy: http.ProxyFromEnvironment,
TLSClientConfig: tlsCfg,
},
}
urls := make([]*url.URL, 0, len(a.Schedulers))
for _, s := range a.Schedulers {
loc, err := url.Parse(s)
if err != nil {
return err
}
urls = append(urls, loc)
}
if a.Timeout.Duration < time.Second {
a.Timeout.Duration = defaultTimeout
}
if len(a.Roles) == 0 {
a.Roles = defaultRoles
}
a.client = client
a.urls = urls
return nil
}
func (a *Aurora) roleEnabled(role RoleType) bool {
if len(a.Roles) == 0 {
return true
}
for _, v := range a.Roles {
if role.String() == v {
return true
}
}
return false
}
func (a *Aurora) gatherRole(ctx context.Context, origin *url.URL) (RoleType, error) {
loc := *origin
loc.Path = "leaderhealth"
req, err := http.NewRequest("GET", loc.String(), nil)
if err != nil {
return Unknown, err
}
if a.Username != "" || a.Password != "" {
req.SetBasicAuth(a.Username, a.Password)
}
req.Header.Add("Accept", "text/plain")
resp, err := a.client.Do(req.WithContext(ctx))
if err != nil {
return Unknown, err
}
resp.Body.Close()
switch resp.StatusCode {
case http.StatusOK:
return Leader, nil
case http.StatusBadGateway:
fallthrough
case http.StatusServiceUnavailable:
return Follower, nil
default:
return Unknown, fmt.Errorf("%v", resp.Status)
}
}
func (a *Aurora) gatherScheduler(
ctx context.Context, origin *url.URL, role RoleType, acc telegraf.Accumulator,
) error {
loc := *origin
loc.Path = "vars.json"
req, err := http.NewRequest("GET", loc.String(), nil)
if err != nil {
return err
}
if a.Username != "" || a.Password != "" {
req.SetBasicAuth(a.Username, a.Password)
}
req.Header.Add("Accept", "application/json")
resp, err := a.client.Do(req.WithContext(ctx))
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("%v", resp.Status)
}
var vars Vars
decoder := json.NewDecoder(resp.Body)
decoder.UseNumber()
err = decoder.Decode(&vars)
if err != nil {
return fmt.Errorf("decoding response: %v", err)
}
var fields = make(map[string]interface{}, len(vars))
for k, v := range vars {
switch v := v.(type) {
case json.Number:
// Aurora encodes numbers as you would specify them as a literal,
// use this to determine if a value is a float or int.
if strings.ContainsAny(v.String(), ".eE") {
fv, err := v.Float64()
if err != nil {
acc.AddError(err)
continue
}
fields[k] = fv
} else {
fi, err := v.Int64()
if err != nil {
acc.AddError(err)
continue
}
fields[k] = fi
}
default:
continue
}
}
acc.AddFields("aurora",
fields,
map[string]string{
"scheduler": origin.String(),
"role": role.String(),
},
)
return nil
}
func init() {
inputs.Add("aurora", func() telegraf.Input {
return &Aurora{}
})
}

View File

@@ -1,259 +0,0 @@
package aurora
import (
"fmt"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
type (
TestHandlerFunc func(t *testing.T, w http.ResponseWriter, r *http.Request)
CheckFunc func(t *testing.T, err error, acc *testutil.Accumulator)
)
func TestAurora(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
u, err := url.Parse(fmt.Sprintf("http://%s", ts.Listener.Addr().String()))
require.NoError(t, err)
tests := []struct {
name string
plugin *Aurora
schedulers []string
roles []string
leaderhealth TestHandlerFunc
varsjson TestHandlerFunc
check CheckFunc
}{
{
name: "minimal",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
body := `{
"variable_scrape_events": 2958,
"variable_scrape_events_per_sec": 1.0,
"variable_scrape_micros_per_event": 1484.0,
"variable_scrape_micros_total": 4401084,
"variable_scrape_micros_total_per_sec": 1485.0
}`
w.WriteHeader(http.StatusOK)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.Equal(t, 1, len(acc.Metrics))
acc.AssertContainsTaggedFields(t,
"aurora",
map[string]interface{}{
"variable_scrape_events": int64(2958),
"variable_scrape_events_per_sec": 1.0,
"variable_scrape_micros_per_event": 1484.0,
"variable_scrape_micros_total": int64(4401084),
"variable_scrape_micros_total_per_sec": 1485.0,
},
map[string]string{
"scheduler": u.String(),
"role": "leader",
},
)
},
},
{
name: "disabled role",
roles: []string{"leader"},
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusServiceUnavailable)
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.NoError(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "no metrics available",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Write([]byte("{}"))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.NoError(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "string metrics skipped",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
body := `{
"foo": "bar"
}`
w.WriteHeader(http.StatusOK)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.NoError(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "float64 unparseable",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
// too large
body := `{
"foo": 1e309
}`
w.WriteHeader(http.StatusOK)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.Error(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "int64 unparseable",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
// too large
body := `{
"foo": 9223372036854775808
}`
w.WriteHeader(http.StatusOK)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.Error(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "bad json",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
body := `{]`
w.WriteHeader(http.StatusOK)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.Error(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
{
name: "wrong status code",
leaderhealth: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
varsjson: func(t *testing.T, w http.ResponseWriter, r *http.Request) {
body := `{
"value": 42
}`
w.WriteHeader(http.StatusServiceUnavailable)
w.Write([]byte(body))
},
check: func(t *testing.T, err error, acc *testutil.Accumulator) {
require.NoError(t, err)
require.Error(t, acc.FirstError())
require.Equal(t, 0, len(acc.Metrics))
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/leaderhealth":
tt.leaderhealth(t, w, r)
case "/vars.json":
tt.varsjson(t, w, r)
default:
w.WriteHeader(http.StatusNotFound)
}
})
var acc testutil.Accumulator
plugin := &Aurora{}
plugin.Schedulers = []string{u.String()}
plugin.Roles = tt.roles
err := plugin.Gather(&acc)
tt.check(t, err, &acc)
})
}
}
func TestBasicAuth(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
u, err := url.Parse(fmt.Sprintf("http://%s", ts.Listener.Addr().String()))
require.NoError(t, err)
tests := []struct {
name string
username string
password string
}{
{
name: "no auth",
},
{
name: "basic auth",
username: "username",
password: "pa$$word",
},
{
name: "username only",
username: "username",
},
{
name: "password only",
password: "pa$$word",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
username, password, _ := r.BasicAuth()
require.Equal(t, tt.username, username)
require.Equal(t, tt.password, password)
w.WriteHeader(http.StatusOK)
w.Write([]byte("{}"))
})
var acc testutil.Accumulator
plugin := &Aurora{}
plugin.Schedulers = []string{u.String()}
plugin.Username = tt.username
plugin.Password = tt.password
err := plugin.Gather(&acc)
require.NoError(t, err)
})
}
}

View File

@@ -70,7 +70,7 @@ Using this configuration:
When run with:
```
./telegraf --config telegraf.conf --input-filter bcache --test
./telegraf -config telegraf.conf -input-filter bcache -test
```
It produces:

View File

@@ -1,85 +0,0 @@
# Bond Input Plugin
The Bond input plugin collects network bond interface status for both the
network bond interface as well as slave interfaces.
The plugin collects these metrics from `/proc/net/bonding/*` files.
### Configuration:
```toml
[[inputs.bond]]
## Sets 'proc' directory path
## If not specified, then default is /proc
# host_proc = "/proc"
## By default, telegraf gather stats for all bond interfaces
## Setting interfaces will restrict the stats to the specified
## bond interfaces.
# bond_interfaces = ["bond0"]
```
### Measurements & Fields:
- bond
- active_slave (for active-backup mode)
- status
- bond_slave
- failures
- status
### Description:
```
active_slave
Currently active slave interface for active-backup mode.
status
Status of bond interface or bonds's slave interface (down = 0, up = 1).
failures
Amount of failures for bond's slave interface.
```
### Tags:
- bond
- bond
- bond_slave
- bond
- interface
### Example output:
Configuration:
```
[[inputs.bond]]
## Sets 'proc' directory path
## If not specified, then default is /proc
host_proc = "/proc"
## By default, telegraf gather stats for all bond interfaces
## Setting interfaces will restrict the stats to the specified
## bond interfaces.
bond_interfaces = ["bond0", "bond1"]
```
Run:
```
telegraf --config telegraf.conf --input-filter bond --test
```
Output:
```
* Plugin: inputs.bond, Collection 1
> bond,bond=bond1,host=local active_slave="eth0",status=1i 1509704525000000000
> bond_slave,bond=bond1,interface=eth0,host=local status=1i,failures=0i 1509704525000000000
> bond_slave,host=local,bond=bond1,interface=eth1 status=1i,failures=0i 1509704525000000000
> bond,bond=bond0,host=isvetlov-mac.local status=1i 1509704525000000000
> bond_slave,bond=bond0,interface=eth1,host=local status=1i,failures=0i 1509704525000000000
> bond_slave,bond=bond0,interface=eth2,host=local status=1i,failures=0i 1509704525000000000
```

View File

@@ -1,204 +0,0 @@
package bond
import (
"bufio"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/inputs"
)
// default host proc path
const defaultHostProc = "/proc"
// env host proc variable name
const envProc = "HOST_PROC"
type Bond struct {
HostProc string `toml:"host_proc"`
BondInterfaces []string `toml:"bond_interfaces"`
}
var sampleConfig = `
## Sets 'proc' directory path
## If not specified, then default is /proc
# host_proc = "/proc"
## By default, telegraf gather stats for all bond interfaces
## Setting interfaces will restrict the stats to the specified
## bond interfaces.
# bond_interfaces = ["bond0"]
`
func (bond *Bond) Description() string {
return "Collect bond interface status, slaves statuses and failures count"
}
func (bond *Bond) SampleConfig() string {
return sampleConfig
}
func (bond *Bond) Gather(acc telegraf.Accumulator) error {
// load proc path, get default value if config value and env variable are empty
bond.loadPath()
// list bond interfaces from bonding directory or gather all interfaces.
bondNames, err := bond.listInterfaces()
if err != nil {
return err
}
for _, bondName := range bondNames {
bondAbsPath := bond.HostProc + "/net/bonding/" + bondName
file, err := ioutil.ReadFile(bondAbsPath)
if err != nil {
acc.AddError(fmt.Errorf("error inspecting '%s' interface: %v", bondAbsPath, err))
continue
}
rawFile := strings.TrimSpace(string(file))
err = bond.gatherBondInterface(bondName, rawFile, acc)
if err != nil {
acc.AddError(fmt.Errorf("error inspecting '%s' interface: %v", bondName, err))
}
}
return nil
}
func (bond *Bond) gatherBondInterface(bondName string, rawFile string, acc telegraf.Accumulator) error {
splitIndex := strings.Index(rawFile, "Slave Interface:")
if splitIndex == -1 {
splitIndex = len(rawFile)
}
bondPart := rawFile[:splitIndex]
slavePart := rawFile[splitIndex:]
err := bond.gatherBondPart(bondName, bondPart, acc)
if err != nil {
return err
}
err = bond.gatherSlavePart(bondName, slavePart, acc)
if err != nil {
return err
}
return nil
}
func (bond *Bond) gatherBondPart(bondName string, rawFile string, acc telegraf.Accumulator) error {
fields := make(map[string]interface{})
tags := map[string]string{
"bond": bondName,
}
scanner := bufio.NewScanner(strings.NewReader(rawFile))
for scanner.Scan() {
line := scanner.Text()
stats := strings.Split(line, ":")
if len(stats) < 2 {
continue
}
name := strings.TrimSpace(stats[0])
value := strings.TrimSpace(stats[1])
if strings.Contains(name, "Currently Active Slave") {
fields["active_slave"] = value
}
if strings.Contains(name, "MII Status") {
fields["status"] = 0
if value == "up" {
fields["status"] = 1
}
acc.AddFields("bond", fields, tags)
return nil
}
}
if err := scanner.Err(); err != nil {
return err
}
return fmt.Errorf("Couldn't find status info for '%s' ", bondName)
}
func (bond *Bond) gatherSlavePart(bondName string, rawFile string, acc telegraf.Accumulator) error {
var slave string
var status int
scanner := bufio.NewScanner(strings.NewReader(rawFile))
for scanner.Scan() {
line := scanner.Text()
stats := strings.Split(line, ":")
if len(stats) < 2 {
continue
}
name := strings.TrimSpace(stats[0])
value := strings.TrimSpace(stats[1])
if strings.Contains(name, "Slave Interface") {
slave = value
}
if strings.Contains(name, "MII Status") {
status = 0
if value == "up" {
status = 1
}
}
if strings.Contains(name, "Link Failure Count") {
count, err := strconv.Atoi(value)
if err != nil {
return err
}
fields := map[string]interface{}{
"status": status,
"failures": count,
}
tags := map[string]string{
"bond": bondName,
"interface": slave,
}
acc.AddFields("bond_slave", fields, tags)
}
}
if err := scanner.Err(); err != nil {
return err
}
return nil
}
// loadPath can be used to read path firstly from config
// if it is empty then try read from env variable
func (bond *Bond) loadPath() {
if bond.HostProc == "" {
bond.HostProc = proc(envProc, defaultHostProc)
}
}
// proc can be used to read file paths from env
func proc(env, path string) string {
// try to read full file path
if p := os.Getenv(env); p != "" {
return p
}
// return default path
return path
}
func (bond *Bond) listInterfaces() ([]string, error) {
var interfaces []string
if len(bond.BondInterfaces) > 0 {
interfaces = bond.BondInterfaces
} else {
paths, err := filepath.Glob(bond.HostProc + "/net/bonding/*")
if err != nil {
return nil, err
}
for _, p := range paths {
interfaces = append(interfaces, filepath.Base(p))
}
}
return interfaces, nil
}
func init() {
inputs.Add("bond", func() telegraf.Input {
return &Bond{}
})
}

View File

@@ -1,77 +0,0 @@
package bond
import (
"testing"
"github.com/influxdata/telegraf/testutil"
)
var sampleTest802 = `
Ethernet Channel Bonding Driver: v3.5.0 (November 4, 2008)
Bonding Mode: IEEE 802.3ad Dynamic link aggregation
Transmit Hash Policy: layer2 (0)
MII Status: up
MII Polling Interval (ms): 100
Up Delay (ms): 0
Down Delay (ms): 0
802.3ad info
LACP rate: fast
Aggregator selection policy (ad_select): stable
bond bond0 has no active aggregator
Slave Interface: eth1
MII Status: up
Link Failure Count: 0
Permanent HW addr: 00:0c:29:f5:b7:11
Aggregator ID: N/A
Slave Interface: eth2
MII Status: up
Link Failure Count: 3
Permanent HW addr: 00:0c:29:f5:b7:1b
Aggregator ID: N/A
`
var sampleTestAB = `
Ethernet Channel Bonding Driver: v3.6.0 (September 26, 2009)
Bonding Mode: fault-tolerance (active-backup)
Primary Slave: eth2 (primary_reselect always)
Currently Active Slave: eth2
MII Status: up
MII Polling Interval (ms): 100
Up Delay (ms): 0
Down Delay (ms): 0
Slave Interface: eth3
MII Status: down
Speed: 1000 Mbps
Duplex: full
Link Failure Count: 2
Permanent HW addr:
Slave queue ID: 0
Slave Interface: eth2
MII Status: up
Speed: 100 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr:
`
func TestGatherBondInterface(t *testing.T) {
var acc testutil.Accumulator
bond := &Bond{}
bond.gatherBondInterface("bond802", sampleTest802, &acc)
acc.AssertContainsTaggedFields(t, "bond", map[string]interface{}{"status": 1}, map[string]string{"bond": "bond802"})
acc.AssertContainsTaggedFields(t, "bond_slave", map[string]interface{}{"failures": 0, "status": 1}, map[string]string{"bond": "bond802", "interface": "eth1"})
acc.AssertContainsTaggedFields(t, "bond_slave", map[string]interface{}{"failures": 3, "status": 1}, map[string]string{"bond": "bond802", "interface": "eth2"})
bond.gatherBondInterface("bondAB", sampleTestAB, &acc)
acc.AssertContainsTaggedFields(t, "bond", map[string]interface{}{"active_slave": "eth2", "status": 1}, map[string]string{"bond": "bondAB"})
acc.AssertContainsTaggedFields(t, "bond_slave", map[string]interface{}{"failures": 2, "status": 0}, map[string]string{"bond": "bondAB", "interface": "eth3"})
acc.AssertContainsTaggedFields(t, "bond_slave", map[string]interface{}{"failures": 0, "status": 1}, map[string]string{"bond": "bondAB", "interface": "eth2"})
}

View File

@@ -1,100 +0,0 @@
# Telegraf Plugin: Burrow
Collect Kafka topic, consumer and partition status
via [Burrow](https://github.com/linkedin/Burrow) HTTP [API](https://github.com/linkedin/Burrow/wiki/HTTP-Endpoint).
Supported Burrow version: `1.x`
### Configuration
```
[[inputs.burrow]]
## Burrow API endpoints in format "schema://host:port".
## Default is "http://localhost:8000".
servers = ["http://localhost:8000"]
## Override Burrow API prefix.
## Useful when Burrow is behind reverse-proxy.
# api_prefix = "/v3/kafka"
## Maximum time to receive response.
# response_timeout = "5s"
## Limit per-server concurrent connections.
## Useful in case of large number of topics or consumer groups.
# concurrent_connections = 20
## Filter clusters, default is no filtering.
## Values can be specified as glob patterns.
# clusters_include = []
# clusters_exclude = []
## Filter consumer groups, default is no filtering.
## Values can be specified as glob patterns.
# groups_include = []
# groups_exclude = []
## Filter topics, default is no filtering.
## Values can be specified as glob patterns.
# topics_include = []
# topics_exclude = []
## Credentials for basic HTTP authentication.
# username = ""
# password = ""
## Optional SSL config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
# insecure_skip_verify = false
```
### Partition Status mappings
* `OK` = 1
* `NOT_FOUND` = 2
* `WARN` = 3
* `ERR` = 4
* `STOP` = 5
* `STALL` = 6
> unknown value will be mapped to 0
### Fields
* `burrow_group` (one event per each consumer group)
- status (string, see Partition Status mappings)
- status_code (int, `1..6`, see Partition status mappings)
- parition_count (int, `number of partitions`)
- total_lag (int64, `totallag`)
- lag (int64, `maxlag.current_lag || 0`)
* `burrow_partition` (one event per each topic partition)
- status (string, see Partition Status mappings)
- status_code (int, `1..6`, see Partition status mappings)
- lag (int64, `current_lag || 0`)
- offset (int64, `end.timestamp`)
- timestamp (int64, `end.timestamp`)
* `burrow_topic` (one event per topic offset)
- offset (int64)
### Tags
* `burrow_group`
- cluster (string)
- group (string)
* `burrow_partition`
- cluster (string)
- group (string)
- topic (string)
- partition (int)
- owner (string)
* `burrow_topic`
- cluster (string)
- topic (string)
- partition (int)

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@@ -1,487 +0,0 @@
package burrow
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"strconv"
"strings"
"sync"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/filter"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/plugins/inputs"
)
const (
defaultBurrowPrefix = "/v3/kafka"
defaultConcurrentConnections = 20
defaultResponseTimeout = time.Second * 5
defaultServer = "http://localhost:8000"
)
const configSample = `
## Burrow API endpoints in format "schema://host:port".
## Default is "http://localhost:8000".
servers = ["http://localhost:8000"]
## Override Burrow API prefix.
## Useful when Burrow is behind reverse-proxy.
# api_prefix = "/v3/kafka"
## Maximum time to receive response.
# response_timeout = "5s"
## Limit per-server concurrent connections.
## Useful in case of large number of topics or consumer groups.
# concurrent_connections = 20
## Filter clusters, default is no filtering.
## Values can be specified as glob patterns.
# clusters_include = []
# clusters_exclude = []
## Filter consumer groups, default is no filtering.
## Values can be specified as glob patterns.
# groups_include = []
# groups_exclude = []
## Filter topics, default is no filtering.
## Values can be specified as glob patterns.
# topics_include = []
# topics_exclude = []
## Credentials for basic HTTP authentication.
# username = ""
# password = ""
## Optional SSL config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
# insecure_skip_verify = false
`
type (
burrow struct {
tls.ClientConfig
Servers []string
Username string
Password string
ResponseTimeout internal.Duration
ConcurrentConnections int
APIPrefix string `toml:"api_prefix"`
ClustersExclude []string
ClustersInclude []string
GroupsExclude []string
GroupsInclude []string
TopicsExclude []string
TopicsInclude []string
client *http.Client
filterClusters filter.Filter
filterGroups filter.Filter
filterTopics filter.Filter
}
// response
apiResponse struct {
Clusters []string `json:"clusters"`
Groups []string `json:"consumers"`
Topics []string `json:"topics"`
Offsets []int64 `json:"offsets"`
Status apiStatusResponse `json:"status"`
}
// response: status field
apiStatusResponse struct {
Partitions []apiStatusResponseLag `json:"partitions"`
Status string `json:"status"`
PartitionCount int `json:"partition_count"`
Maxlag *apiStatusResponseLag `json:"maxlag"`
TotalLag int64 `json:"totallag"`
}
// response: lag field
apiStatusResponseLag struct {
Topic string `json:"topic"`
Partition int32 `json:"partition"`
Status string `json:"status"`
Start apiStatusResponseLagItem `json:"start"`
End apiStatusResponseLagItem `json:"end"`
CurrentLag int64 `json:"current_lag"`
Owner string `json:"owner"`
}
// response: lag field item
apiStatusResponseLagItem struct {
Offset int64 `json:"offset"`
Timestamp int64 `json:"timestamp"`
Lag int64 `json:"lag"`
}
)
func init() {
inputs.Add("burrow", func() telegraf.Input {
return &burrow{}
})
}
func (b *burrow) SampleConfig() string {
return configSample
}
func (b *burrow) Description() string {
return "Collect Kafka topics and consumers status from Burrow HTTP API."
}
func (b *burrow) Gather(acc telegraf.Accumulator) error {
var wg sync.WaitGroup
if len(b.Servers) == 0 {
b.Servers = []string{defaultServer}
}
if b.client == nil {
b.setDefaults()
if err := b.compileGlobs(); err != nil {
return err
}
c, err := b.createClient()
if err != nil {
return err
}
b.client = c
}
for _, addr := range b.Servers {
u, err := url.Parse(addr)
if err != nil {
acc.AddError(fmt.Errorf("unable to parse address '%s': %s", addr, err))
continue
}
if u.Path == "" {
u.Path = b.APIPrefix
}
wg.Add(1)
go func(u *url.URL) {
defer wg.Done()
acc.AddError(b.gatherServer(u, acc))
}(u)
}
wg.Wait()
return nil
}
func (b *burrow) setDefaults() {
if b.APIPrefix == "" {
b.APIPrefix = defaultBurrowPrefix
}
if b.ConcurrentConnections < 1 {
b.ConcurrentConnections = defaultConcurrentConnections
}
if b.ResponseTimeout.Duration < time.Second {
b.ResponseTimeout = internal.Duration{
Duration: defaultResponseTimeout,
}
}
}
func (b *burrow) compileGlobs() error {
var err error
// compile glob patterns
b.filterClusters, err = filter.NewIncludeExcludeFilter(b.ClustersInclude, b.ClustersExclude)
if err != nil {
return err
}
b.filterGroups, err = filter.NewIncludeExcludeFilter(b.GroupsInclude, b.GroupsExclude)
if err != nil {
return err
}
b.filterTopics, err = filter.NewIncludeExcludeFilter(b.TopicsInclude, b.TopicsExclude)
if err != nil {
return err
}
return nil
}
func (b *burrow) createClient() (*http.Client, error) {
tlsCfg, err := b.ClientConfig.TLSConfig()
if err != nil {
return nil, err
}
client := &http.Client{
Transport: &http.Transport{
TLSClientConfig: tlsCfg,
},
Timeout: b.ResponseTimeout.Duration,
}
return client, nil
}
func (b *burrow) getResponse(u *url.URL) (*apiResponse, error) {
req, err := http.NewRequest(http.MethodGet, u.String(), nil)
if err != nil {
return nil, err
}
if b.Username != "" {
req.SetBasicAuth(b.Username, b.Password)
}
res, err := b.client.Do(req)
if err != nil {
return nil, err
}
defer res.Body.Close()
if res.StatusCode != http.StatusOK {
return nil, fmt.Errorf("wrong response: %d", res.StatusCode)
}
ares := &apiResponse{}
dec := json.NewDecoder(res.Body)
return ares, dec.Decode(ares)
}
func (b *burrow) gatherServer(src *url.URL, acc telegraf.Accumulator) error {
var wg sync.WaitGroup
r, err := b.getResponse(src)
if err != nil {
return err
}
guard := make(chan struct{}, b.ConcurrentConnections)
for _, cluster := range r.Clusters {
if !b.filterClusters.Match(cluster) {
continue
}
wg.Add(1)
go func(cluster string) {
defer wg.Done()
// fetch topic list
// endpoint: <api_prefix>/(cluster)/topic
ut := appendPathToURL(src, cluster, "topic")
b.gatherTopics(guard, ut, cluster, acc)
}(cluster)
wg.Add(1)
go func(cluster string) {
defer wg.Done()
// fetch consumer group list
// endpoint: <api_prefix>/(cluster)/consumer
uc := appendPathToURL(src, cluster, "consumer")
b.gatherGroups(guard, uc, cluster, acc)
}(cluster)
}
wg.Wait()
return nil
}
func (b *burrow) gatherTopics(guard chan struct{}, src *url.URL, cluster string, acc telegraf.Accumulator) {
var wg sync.WaitGroup
r, err := b.getResponse(src)
if err != nil {
acc.AddError(err)
return
}
for _, topic := range r.Topics {
if !b.filterTopics.Match(topic) {
continue
}
guard <- struct{}{}
wg.Add(1)
go func(topic string) {
defer func() {
<-guard
wg.Done()
}()
// fetch topic offsets
// endpoint: <api_prefix>/<cluster>/topic/<topic>
tu := appendPathToURL(src, topic)
tr, err := b.getResponse(tu)
if err != nil {
acc.AddError(err)
return
}
b.genTopicMetrics(tr, cluster, topic, acc)
}(topic)
}
wg.Wait()
}
func (b *burrow) genTopicMetrics(r *apiResponse, cluster, topic string, acc telegraf.Accumulator) {
for i, offset := range r.Offsets {
tags := map[string]string{
"cluster": cluster,
"topic": topic,
"partition": strconv.Itoa(i),
}
acc.AddFields(
"burrow_topic",
map[string]interface{}{
"offset": offset,
},
tags,
)
}
}
func (b *burrow) gatherGroups(guard chan struct{}, src *url.URL, cluster string, acc telegraf.Accumulator) {
var wg sync.WaitGroup
r, err := b.getResponse(src)
if err != nil {
acc.AddError(err)
return
}
for _, group := range r.Groups {
if !b.filterGroups.Match(group) {
continue
}
guard <- struct{}{}
wg.Add(1)
go func(group string) {
defer func() {
<-guard
wg.Done()
}()
// fetch consumer group status
// endpoint: <api_prefix>/<cluster>/consumer/<group>/lag
gl := appendPathToURL(src, group, "lag")
gr, err := b.getResponse(gl)
if err != nil {
acc.AddError(err)
return
}
b.genGroupStatusMetrics(gr, cluster, group, acc)
b.genGroupLagMetrics(gr, cluster, group, acc)
}(group)
}
wg.Wait()
}
func (b *burrow) genGroupStatusMetrics(r *apiResponse, cluster, group string, acc telegraf.Accumulator) {
partitionCount := r.Status.PartitionCount
if partitionCount == 0 {
partitionCount = len(r.Status.Partitions)
}
// get max timestamp and offset from partitions list
offset := int64(0)
timestamp := int64(0)
for _, partition := range r.Status.Partitions {
if partition.End.Offset > offset {
offset = partition.End.Offset
}
if partition.End.Timestamp > timestamp {
timestamp = partition.End.Timestamp
}
}
lag := int64(0)
if r.Status.Maxlag != nil {
lag = r.Status.Maxlag.CurrentLag
}
acc.AddFields(
"burrow_group",
map[string]interface{}{
"status": r.Status.Status,
"status_code": mapStatusToCode(r.Status.Status),
"partition_count": partitionCount,
"total_lag": r.Status.TotalLag,
"lag": lag,
"offset": offset,
"timestamp": timestamp,
},
map[string]string{
"cluster": cluster,
"group": group,
},
)
}
func (b *burrow) genGroupLagMetrics(r *apiResponse, cluster, group string, acc telegraf.Accumulator) {
for _, partition := range r.Status.Partitions {
acc.AddFields(
"burrow_partition",
map[string]interface{}{
"status": partition.Status,
"status_code": mapStatusToCode(partition.Status),
"lag": partition.CurrentLag,
"offset": partition.End.Offset,
"timestamp": partition.End.Timestamp,
},
map[string]string{
"cluster": cluster,
"group": group,
"topic": partition.Topic,
"partition": strconv.FormatInt(int64(partition.Partition), 10),
"owner": partition.Owner,
},
)
}
}
func appendPathToURL(src *url.URL, parts ...string) *url.URL {
dst := new(url.URL)
*dst = *src
for i, part := range parts {
parts[i] = url.PathEscape(part)
}
ext := strings.Join(parts, "/")
dst.Path = fmt.Sprintf("%s/%s", src.Path, ext)
return dst
}
func mapStatusToCode(src string) int {
switch src {
case "OK":
return 1
case "NOT_FOUND":
return 2
case "WARN":
return 3
case "ERR":
return 4
case "STOP":
return 5
case "STALL":
return 6
default:
return 0
}
}

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