Compare commits

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6 Commits

Author SHA1 Message Date
Daniel Nelson
fd964bd4eb Use auto type detection for scanned devices in smart input (#3561)
(cherry picked from commit 93d16a4603)
2017-12-08 18:03:39 -08:00
Daniel Nelson
994e75f1f0 Update changelog
(cherry picked from commit 88746b01c3)
2017-12-08 18:02:17 -08:00
Daniel Nelson
2e2efafbfc Update sarama-cluster to latest release (#3560)
(cherry picked from commit 37095ef47d)
2017-12-08 18:02:17 -08:00
Daniel Nelson
39537ed86e Use device name instead of abs path for devices tag in smart input (#3550)
(cherry picked from commit 574034c301)
2017-12-08 13:26:15 -08:00
Daniel Nelson
558ce25c94 Log connect error only in wavefront output (#3549)
(cherry picked from commit 177e7e2c73)
2017-12-06 14:56:28 -08:00
Daniel Nelson
0438f412a9 Fix formatting in changelog 2017-12-04 13:17:23 -08:00
449 changed files with 13994 additions and 63566 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-{{ .Branch }}-{{ checksum "Gopkg.lock" }}
- run: 'make deps'
- save_cache:
name: 'vendored deps'
key: vendor-{{ .Branch }}-{{ 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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@@ -1,24 +0,0 @@
---
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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@@ -1,17 +0,0 @@
---
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)]

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 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.
## v1.7.1 [unreleased]
### 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.
## 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]
## v1.5 [unreleased]
### 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
- [cratedb](./plugins/outputs/wavefront/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
@@ -332,11 +28,6 @@
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.
@@ -387,7 +78,6 @@
- [#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
@@ -403,8 +93,6 @@
- [#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]

View File

@@ -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
@@ -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 {
@@ -170,7 +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
@@ -210,9 +207,7 @@ func (s *Simple) Description() string {
}
func (s *Simple) SampleConfig() string {
return `
ok = true
`
return "url = localhost"
}
func (s *Simple) Connect() error {

92
Godeps Normal file
View File

@@ -0,0 +1,92 @@
collectd.org 2ce144541b8903101fb8f1483cc0497a68798122
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github.com/apache/thrift 4aaa92ece8503a6da9bc6701604f69acf2b99d07
github.com/aws/aws-sdk-go c861d27d0304a79f727e9a8a4e2ac1e74602fdc0
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github.com/bsm/sarama-cluster abf039439f66c1ce78017f560b490612552f6472
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github.com/couchbase/gomemcached 4a25d2f4e1dea9ea7dd76dfd943407abf9b07d29
github.com/couchbase/goutils 5823a0cbaaa9008406021dc5daf80125ea30bba6
github.com/davecgh/go-spew 346938d642f2ec3594ed81d874461961cd0faa76
github.com/dgrijalva/jwt-go dbeaa9332f19a944acb5736b4456cfcc02140e29
github.com/docker/docker f5ec1e2936dcbe7b5001c2b817188b095c700c27
github.com/docker/go-connections 990a1a1a70b0da4c4cb70e117971a4f0babfbf1a
github.com/eapache/go-resiliency b86b1ec0dd4209a588dc1285cdd471e73525c0b3
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github.com/eapache/queue 44cc805cf13205b55f69e14bcb69867d1ae92f98
github.com/eclipse/paho.mqtt.golang d4f545eb108a2d19f9b1a735689dbfb719bc21fb
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github.com/hailocab/go-hostpool e80d13ce29ede4452c43dea11e79b9bc8a15b478
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github.com/wvanbergen/kafka bc265fedb9ff5b5c5d3c0fdcef4a819b3523d3ee
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973
Gopkg.lock generated
View File

@@ -1,973 +0,0 @@
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[solve-meta]
analyzer-name = "dep"
analyzer-version = 1
inputs-digest = "024194b983d91b9500fe97e0aa0ddb5fe725030cb51ddfb034e386cae1098370"
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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]]
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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"
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# version = "0.1.0"
[[constraint]]
name = "github.com/gorilla/mux"
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# version = "1.6.1"
[[constraint]]
name = "github.com/go-redis/redis"
version = "6.12.0"
[[constraint]]
name = "github.com/hashicorp/consul"
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[[constraint]]
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[[constraint]]
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branch = "master"
[[constraint]]
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branch = "master"
[[constraint]]
name = "github.com/influxdata/wlog"
branch = "master"
[[constraint]]
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[[constraint]]
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branch = "master"
[[constraint]]
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branch = "master"
[[constraint]]
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version = "1.0.1"
[[constraint]]
name = "github.com/Microsoft/ApplicationInsights-Go"
branch = "master"
[[constraint]]
name = "github.com/miekg/dns"
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# version = "1.0.0"
[[constraint]]
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[[constraint]]
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# version = "1.0.4"
[[constraint]]
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# version = "1.3.0"
[[constraint]]
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[[constraint]]
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# version = "0.3.0"
[[constraint]]
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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"

132
Makefile
View File

@@ -2,16 +2,14 @@ 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 ?=
ifdef GOBIN
PATH := $(GOBIN):$(PATH)
else
PATH := $(subst :,/bin:,$(GOPATH))/bin:$(PATH)
endif
TELEGRAF := telegraf$(shell go tool dist env | grep -q 'GOOS=.windows.' && echo .exe)
LDFLAGS := $(LDFLAGS) -X main.commit=$(COMMIT) -X main.branch=$(BRANCH)
ifdef VERSION
LDFLAGS += -X main.version=$(VERSION)
@@ -22,74 +20,114 @@ all:
$(MAKE) telegraf
deps:
go get -u github.com/golang/lint/golint
go get -u github.com/golang/dep/cmd/dep
dep ensure
go get github.com/sparrc/gdm
gdm restore
telegraf:
go build -ldflags "$(LDFLAGS)" ./cmd/telegraf
go build -i -o $(TELEGRAF) -ldflags "$(LDFLAGS)" ./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/
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/...
go test ./plugins/inputs/ping/...
go test ./plugins/inputs/win_perf_counters/...
go test ./plugins/inputs/win_services/...
# 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
lint:
go vet ./...
test-ci: fmtcheck vet
go test -short ./...
test-all: fmtcheck vet
test-all: lint
go test ./...
package:
./scripts/build.py --package --platform=all --arch=all
clean:
rm -f telegraf
rm -f telegraf.exe
-rm -f telegraf
-rm -f telegraf.exe
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)" .
plugins/parsers/influx/machine.go: plugins/parsers/influx/machine.go.rl
ragel -Z -G2 $^ -o $@
# Run all docker containers necessary for integration tests
docker-run:
docker run --name aerospike -p "3000:3000" -d aerospike/aerospike-server:3.9.0
docker run --name zookeeper -p "2181:2181" -d wurstmeister/zookeeper
docker run --name kafka \
--link zookeeper:zookeeper \
-e KAFKA_ADVERTISED_HOST_NAME=localhost \
-e KAFKA_ADVERTISED_PORT=9092 \
-e KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181 \
-e KAFKA_CREATE_TOPICS="test:1:1" \
-p "9092:9092" \
-d wurstmeister/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
docker run --name openldap \
-e SLAPD_CONFIG_ROOTDN="cn=manager,cn=config" \
-e SLAPD_CONFIG_ROOTPW="secret" \
-p "389:389" -p "636:636" \
-d cobaugh/openldap-alpine
docker run --name cratedb \
-p "6543:5432" \
-d crate crate \
-Cnetwork.host=0.0.0.0 \
-Ctransport.host=localhost \
-Clicense.enterprise=false
.PHONY: deps telegraf install test test-windows lint vet test-all package clean docker-image fmtcheck uint64
# Run docker containers necessary for integration tests; skipping services provided
# by CircleCI
docker-run-circle:
docker run --name aerospike -p "3000:3000" -d aerospike/aerospike-server:3.9.0
docker run --name zookeeper -p "2181:2181" -d wurstmeister/zookeeper
docker run --name kafka \
--link zookeeper:zookeeper \
-e KAFKA_ADVERTISED_HOST_NAME=localhost \
-e KAFKA_ADVERTISED_PORT=9092 \
-e KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181 \
-e KAFKA_CREATE_TOPICS="test:1:1" \
-p "9092:9092" \
-d wurstmeister/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
docker run --name openldap \
-e SLAPD_CONFIG_ROOTDN="cn=manager,cn=config" \
-e SLAPD_CONFIG_ROOTPW="secret" \
-p "389:389" -p "636:636" \
-d cobaugh/openldap-alpine
docker run --name cratedb \
-p "6543:5432" \
-d crate crate \
-Cnetwork.host=0.0.0.0 \
-Ctransport.host=localhost \
-Clicense.enterprise=false
docker-kill:
-docker kill aerospike elasticsearch kafka memcached mqtt mysql nats nsq \
openldap postgres rabbitmq redis riemann zookeeper cratedb
-docker rm aerospike elasticsearch kafka memcached mqtt mysql nats nsq \
openldap postgres rabbitmq redis riemann zookeeper cratedb
.PHONY: deps telegraf telegraf.exe install test test-windows lint test-all \
package clean docker-run docker-run-circle docker-kill docker-image

View File

@@ -5,7 +5,7 @@ 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 local or remote services.
Telegraf is plugin-driven and has the concept of 4 distinct plugins:
@@ -40,9 +40,9 @@ Ansible role: https://github.com/rossmcdonald/telegraf
### From Source:
Telegraf requires golang version 1.9 or newer, the Makefile requires GNU make.
Telegraf requires golang version 1.8+, the Makefile requires GNU make.
Dependencies are managed with [dep](https://github.com/golang/dep),
Dependencies are managed with [gdm](https://github.com/sparrc/gdm),
which is installed by the Makefile if you don't have it already.
1. [Install Go](https://golang.org/doc/install)
@@ -127,12 +127,10 @@ 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)
@@ -149,13 +147,11 @@ configuration options.
* [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)
@@ -163,29 +159,24 @@ 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)
* [jolokia2](./plugins/inputs/jolokia2)
* [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)
@@ -211,12 +202,10 @@ configuration options.
* [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)
* [unbound](./plugins/input/unbound)
* [varnish](./plugins/inputs/varnish)
* [zfs](./plugins/inputs/zfs)
* [zookeeper](./plugins/inputs/zookeeper)
@@ -267,29 +256,22 @@ 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)
@@ -299,7 +281,6 @@ formats may be used with input plugins supporting the `data_format` option:
* [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)

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,

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
}
@@ -265,9 +271,11 @@ 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 !m.IsAggregate() {
for _, agg := range a.Config.Aggregators {
if ok := agg.Add(m.Copy()); ok {
dropOriginal = true
}
}
}
if !dropOriginal {
@@ -300,13 +308,7 @@ func (a *Agent) flusher(shutdown chan struct{}, metricC chan telegraf.Metric, ag
metrics = processor.Apply(metrics...)
}
for _, m := range metrics {
for i, o := range a.Config.Outputs {
if i == len(a.Config.Outputs)-1 {
o.AddMetric(m)
} else {
o.AddMetric(m.Copy())
}
}
outMetricC <- m
}
}
}
@@ -362,6 +364,26 @@ func (a *Agent) Run(shutdown chan struct{}) error {
metricC := make(chan telegraf.Metric, 100)
aggC := make(chan telegraf.Metric, 100)
now := time.Now()
// 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 {
i := int64(a.Config.Agent.Interval.Duration)
@@ -384,7 +406,7 @@ func (a *Agent) Run(shutdown chan struct{}) error {
acc := NewAccumulator(agg, aggC)
acc.SetPrecision(a.Config.Agent.Precision.Duration,
a.Config.Agent.Interval.Duration)
agg.Run(acc, shutdown)
agg.Run(acc, now, shutdown)
}(aggregator)
}
@@ -401,25 +423,6 @@ 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

@@ -12,20 +12,18 @@ 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\go1.9.2.msi" curl -o "C:\Cache\go1.9.2.msi" https://storage.googleapis.com/golang/go1.9.2.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
- msiexec.exe /i "C:\Cache\go1.9.2.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
- cmd: C:\GnuWin32\bin\make
test_script:
- cmd: C:\GnuWin32\bin\make test-windows

19
circle.yml Normal file
View File

@@ -0,0 +1,19 @@
machine:
services:
- docker
- memcached
- redis
- rabbitmq-server
post:
- sudo rm -rf /usr/local/go
- wget https://storage.googleapis.com/golang/go1.9.2.linux-amd64.tar.gz
- sudo tar -C /usr/local -xzf go1.9.2.linux-amd64.tar.gz
- go version
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"
@@ -55,10 +54,9 @@ var fUsage = flag.String("usage", "",
"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)")
var (
nextVersion = "1.8.0"
nextVersion = "1.5.0"
version string
commit string
branch string
@@ -74,6 +72,48 @@ 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(
@@ -147,11 +187,11 @@ 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 {
@@ -166,10 +206,8 @@ 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! 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 +233,7 @@ func reloadLoop(
}
func usageExit(rc int) {
fmt.Println(internal.Usage)
fmt.Println(usage)
os.Exit(rc)
}
@@ -320,13 +358,13 @@ 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 +377,14 @@ 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

@@ -125,7 +125,7 @@ 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
The [measurement filtering](#measurement-filtering) parameters be used to
limit what metrics are handled by the aggregator. Excluded metrics are passed
downstream to the next aggregator.
@@ -136,7 +136,7 @@ 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
The [measurement filtering](#measurement-filtering) can parameters may be used
to limit what metrics are handled by the processor. Excluded metrics are
passed downstream to the next processor.
@@ -153,11 +153,11 @@ 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.
they have passed the `fieldpass` test. 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

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
@@ -95,25 +99,7 @@ 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 +112,33 @@ 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 +150,14 @@ 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

@@ -3,7 +3,6 @@
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)
@@ -25,7 +24,6 @@ following works:
- 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)
@@ -44,7 +42,6 @@ following works:
- 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)
@@ -53,12 +50,10 @@ following works:
- 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)
@@ -87,8 +82,6 @@ following works:
- 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)
@@ -100,11 +93,10 @@ following works:
- 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/fsnotify.v1 [BSD](https://github.com/fsnotify/fsnotify/blob/v1.4.2/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)

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:
@@ -46,6 +37,7 @@ 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

File diff suppressed because it is too large Load Diff

View File

@@ -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

@@ -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
@@ -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()
@@ -719,11 +689,6 @@ 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

@@ -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

@@ -44,9 +44,6 @@ var (
)
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 +58,6 @@ 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.")
}
@@ -114,8 +109,6 @@ func TestRunError(t *testing.T) {
}
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

@@ -2,6 +2,8 @@ package models
import (
"log"
"math"
"strings"
"time"
"github.com/influxdata/telegraf"
@@ -76,6 +78,84 @@ func makemetric(
}
}
for k, v := range tags {
if strings.HasSuffix(k, `\`) {
log.Printf("D! Measurement [%s] tag [%s] "+
"ends with a backslash, skipping", measurement, k)
delete(tags, k)
continue
} else if strings.HasSuffix(v, `\`) {
log.Printf("D! Measurement [%s] tag [%s] has a value "+
"ending with a backslash, skipping", measurement, k)
delete(tags, k)
continue
}
}
for k, v := range fields {
if strings.HasSuffix(k, `\`) {
log.Printf("D! Measurement [%s] field [%s] "+
"ends with a backslash, skipping", measurement, k)
delete(fields, k)
continue
}
// 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
}
case string:
fields[k] = v
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"
@@ -115,6 +114,7 @@ func (r *RunningAggregator) reset() {
// for period ticks to tell it when to push and reset the aggregator.
func (r *RunningAggregator) Run(
acc telegraf.Accumulator,
now time.Time,
shutdown chan struct{},
) {
// The start of the period is truncated to the nearest second.
@@ -133,7 +133,6 @@ func (r *RunningAggregator) Run(
// 2nd interval: 00:10 - 00:20.5
// etc.
//
now := time.Now()
r.periodStart = now.Truncate(time.Second)
truncation := now.Sub(r.periodStart)
r.periodEnd = r.periodStart.Add(r.Config.Period)
@@ -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"
@@ -23,7 +24,7 @@ func TestAdd(t *testing.T) {
})
assert.NoError(t, ra.Config.Filter.Compile())
acc := testutil.Accumulator{}
go ra.Run(&acc, make(chan struct{}))
go ra.Run(&acc, time.Now(), make(chan struct{}))
m := ra.MakeMetric(
"RITest",
@@ -54,7 +55,7 @@ func TestAddMetricsOutsideCurrentPeriod(t *testing.T) {
})
assert.NoError(t, ra.Config.Filter.Compile())
acc := testutil.Accumulator{}
go ra.Run(&acc, make(chan struct{}))
go ra.Run(&acc, time.Now(), make(chan struct{}))
// metric before current period
m := ra.MakeMetric(
@@ -112,7 +113,7 @@ func TestAddAndPushOnePeriod(t *testing.T) {
wg.Add(1)
go func() {
defer wg.Done()
ra.Run(&acc, shutdown)
ra.Run(&acc, time.Now(), shutdown)
}()
m := ra.MakeMetric(
@@ -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

@@ -1,11 +1,12 @@
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"
@@ -44,17 +45,77 @@ 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 +137,11 @@ 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 +187,87 @@ 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 +284,11 @@ 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 +305,11 @@ 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 +326,134 @@ 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)
}
func TestMakeMetric_TrailingSlash(t *testing.T) {
now := time.Now()
tests := []struct {
name string
measurement string
fields map[string]interface{}
tags map[string]string
expectedNil bool
expectedMeasurement string
expectedFields map[string]interface{}
expectedTags map[string]string
}{
{
name: "Measurement cannot have trailing slash",
measurement: `cpu\`,
fields: map[string]interface{}{
"value": int64(42),
},
tags: map[string]string{},
expectedNil: true,
},
{
name: "Field key with trailing slash dropped",
measurement: `cpu`,
fields: map[string]interface{}{
"value": int64(42),
`bad\`: `xyzzy`,
},
tags: map[string]string{},
expectedMeasurement: `cpu`,
expectedFields: map[string]interface{}{
"value": int64(42),
},
expectedTags: map[string]string{},
},
{
name: "Field value with trailing slash okay",
measurement: `cpu`,
fields: map[string]interface{}{
"value": int64(42),
"ok": `xyzzy\`,
},
tags: map[string]string{},
expectedMeasurement: `cpu`,
expectedFields: map[string]interface{}{
"value": int64(42),
"ok": `xyzzy\`,
},
expectedTags: map[string]string{},
},
{
name: "Must have one field after dropped",
measurement: `cpu`,
fields: map[string]interface{}{
"bad": math.NaN(),
},
tags: map[string]string{},
expectedNil: true,
},
{
name: "Tag key with trailing slash dropped",
measurement: `cpu`,
fields: map[string]interface{}{
"value": int64(42),
},
tags: map[string]string{
`host\`: "localhost",
"a": "x",
},
expectedMeasurement: `cpu`,
expectedFields: map[string]interface{}{
"value": int64(42),
},
expectedTags: map[string]string{
"a": "x",
},
},
{
name: "Tag value with trailing slash dropped",
measurement: `cpu`,
fields: map[string]interface{}{
"value": int64(42),
},
tags: map[string]string{
`host`: `localhost\`,
"a": "x",
},
expectedMeasurement: `cpu`,
expectedFields: map[string]interface{}{
"value": int64(42),
},
expectedTags: map[string]string{
"a": "x",
},
},
}
ri := NewRunningInput(&testInput{}, &InputConfig{
Name: "TestRunningInput",
})
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
m := ri.MakeMetric(
tc.measurement,
tc.fields,
tc.tags,
telegraf.Untyped,
now)
if tc.expectedNil {
require.Nil(t, m)
} else {
require.NotNil(t, m)
require.Equal(t, tc.expectedMeasurement, m.Name())
require.Equal(t, tc.expectedFields, m.Fields())
require.Equal(t, tc.expectedTags, m.Tags())
}
})
}
}
type testInput struct{}

View File

@@ -87,7 +87,7 @@ func NewRunningOutput(
map[string]string{"output": name},
),
}
ro.BufferLimit.Set(int64(ro.MetricBufferLimit))
ro.BufferLimit.Incr(int64(ro.MetricBufferLimit))
return ro
}

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

@@ -17,52 +17,48 @@ const (
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
}

55
metric/escape.go Normal file
View File

@@ -0,0 +1,55 @@
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 +1,623 @@
package metric
import (
"bytes"
"fmt"
"hash/fnv"
"sort"
"strconv"
"strings"
"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(name) == 0 {
return nil, fmt.Errorf("missing measurement name")
}
if len(fields) == 0 {
return nil, fmt.Errorf("%s: must have one or more fields", name)
}
if strings.HasSuffix(name, `\`) {
return nil, fmt.Errorf("%s: measurement name cannot end with a backslash", 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})
// pre-allocate exact size of the tags slice
taglen := 0
for k, v := range tags {
if strings.HasSuffix(k, `\`) {
return nil, fmt.Errorf("%s: tag key cannot end with a backslash: %s", name, k)
}
if strings.HasSuffix(v, `\`) {
return nil, fmt.Errorf("%s: tag value cannot end with a backslash: %s", name, 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 {
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 {
if strings.HasSuffix(k, `\`) {
return nil, fmt.Errorf("%s: field key cannot end with a backslash: %s", name, k)
}
// 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. Does not allow the escape char to be 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 buf[keyi-1] != '\\' {
break
} else {
keyi++
}
}
return keyi
}
// indexUnescapedByteBackslashEscaping finds the index of the first byte equal
// to b in buf that is not escaped. Allows for the escape char `\` to be
// escaped. Returns -1 if not found.
func indexUnescapedByteBackslashEscaping(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 = indexUnescapedByteBackslashEscaping(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

@@ -1,10 +1,14 @@
package metric
import (
"fmt"
"math"
"regexp"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
@@ -21,185 +25,102 @@ 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.UnixNano(), m.Time().UnixNano())
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 +171,567 @@ 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",
"quote_string": `x"y`,
"backslash_quote_string": `x\"y`,
"backslash": `x\y`,
"ends_with_backslash": `x\`,
}
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: -1,
},
{
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.UnixNano(), m.Time().UnixNano())
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.UnixNano(), m.Time().UnixNano())
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, 5)
}
// 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 TestSplitMetric_ExactSize(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)
actual := m.Split(m.Len())
// check that no copy was made
require.Equal(t, &m, &actual[0])
}
func TestSplitMetric_NoRoomForNewline(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,
}
m, err := New("cpu", tags, fields, now)
assert.NoError(t, err)
actual := m.Split(m.Len() - 1)
require.Equal(t, 2, len(actual))
}
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)
}
func TestNewMetric_TrailingSlash(t *testing.T) {
now := time.Now()
tests := []struct {
name string
tags map[string]string
fields map[string]interface{}
}{
{
name: `cpu\`,
fields: map[string]interface{}{
"value": int64(42),
},
},
{
name: "cpu",
fields: map[string]interface{}{
`value\`: "x",
},
},
{
name: "cpu",
tags: map[string]string{
`host\`: "localhost",
},
fields: map[string]interface{}{
"value": int64(42),
},
},
{
name: "cpu",
tags: map[string]string{
"host": `localhost\`,
},
fields: map[string]interface{}{
"value": int64(42),
},
},
}
for _, tc := range tests {
_, err := New(tc.name, tc.tags, tc.fields, now)
assert.Error(t, err)
}
}

680
metric/parse.go Normal file
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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 len(ts) > 0 && 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
// track how many '"" we've seen since last '='
quotes := 0
// 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 {
i++
quotes++
if quotes > 2 {
break
}
continue
}
// If we see an =, ensure that there is at least on char before and after it
if buf[i] == '=' && quotes != 1 {
quotes = 0
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] == ',' && quotes != 1 {
commas++
}
// reached end of block?
if buf[i] == ' ' && quotes != 1 {
break
}
i++
}
if quotes != 0 && quotes != 2 {
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 why the error occurred.
// 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)
}

413
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)
assert.Equal(t, tt.expected, metrics[0].UnixNano())
}
}
func TestParsePrecisionUnsetTime(t *testing.T) {
for _, tt := range []struct {
line string
precision string
}{
{"test v=42", "s"},
{"test v=42", "ns"},
} {
_, err := ParseWithDefaultTimePrecision(
[]byte(tt.line+"\n"), time.Now(), tt.precision)
assert.NoError(t, err)
}
}
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)
}

159
metric/reader.go Normal file
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@@ -0,0 +1,159 @@
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++
if r.iM == len(r.metrics) {
r.state = done
return i, io.EOF
}
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
}

713
metric/reader_test.go Normal file
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@@ -0,0 +1,713 @@
package metric
import (
"io"
"io/ioutil"
"regexp"
"strings"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
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)
}
}
// Regression test for when a metric is the same size as the buffer.
//
// Previously EOF would not be set until the next call to Read.
func TestMetricReader_MetricSizeEqualsBufferSize(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{"a": int64(1)}, ts)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, m1.Len())
for {
n, err := r.Read(buf)
// Should never read 0 bytes unless at EOF, unless input buffer is 0 length
if n == 0 {
require.Equal(t, io.EOF, err)
break
}
// Lines should be terminated with a LF
if err == io.EOF {
require.Equal(t, uint8('\n'), buf[n-1])
break
}
require.NoError(t, err)
}
}
// Regression test for when a metric requires to be split and one of the
// split metrics is exactly the size of the buffer.
//
// Previously an empty string would be returned on the next Read without error,
// and then next Read call would panic.
func TestMetricReader_SplitWithExactLengthSplit(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{"a": int64(1), "bb": int64(2)}, ts)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, 30)
// foo a=1i,bb=2i 1481032190000000000\n // len 35
//
// Requires this specific split order:
// foo a=1i 1481032190000000000\n // len 29
// foo bb=2i 1481032190000000000\n // len 30
for {
n, err := r.Read(buf)
// Should never read 0 bytes unless at EOF, unless input buffer is 0 length
if n == 0 {
require.Equal(t, io.EOF, err)
break
}
// Lines should be terminated with a LF
if err == io.EOF {
require.Equal(t, uint8('\n'), buf[n-1])
break
}
require.NoError(t, err)
}
}
// Regression test for when a metric requires to be split and one of the
// split metrics is larger than the buffer.
//
// Previously the metric index would be set incorrectly causing a panic.
func TestMetricReader_SplitOverflowOversized(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{
"a": int64(1),
"bbb": int64(2),
}, ts)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, 30)
// foo a=1i,bbb=2i 1481032190000000000\n // len 36
//
// foo a=1i 1481032190000000000\n // len 29
// foo bbb=2i 1481032190000000000\n // len 31
for {
n, err := r.Read(buf)
// Should never read 0 bytes unless at EOF, unless input buffer is 0 length
if n == 0 {
require.Equal(t, io.EOF, err)
break
}
// Lines should be terminated with a LF
if err == io.EOF {
require.Equal(t, uint8('\n'), buf[n-1])
break
}
require.NoError(t, err)
}
}
// Regression test for when a split metric exactly fits in the buffer.
//
// Previously the metric would be overflow split when not required.
func TestMetricReader_SplitOverflowUneeded(t *testing.T) {
ts := time.Unix(1481032190, 0)
m1, _ := New("foo", map[string]string{},
map[string]interface{}{"a": int64(1), "b": int64(2)}, ts)
metrics := []telegraf.Metric{m1}
r := NewReader(metrics)
buf := make([]byte, 29)
// foo a=1i,b=2i 1481032190000000000\n // len 34
//
// foo a=1i 1481032190000000000\n // len 29
// foo b=2i 1481032190000000000\n // len 29
for {
n, err := r.Read(buf)
// Should never read 0 bytes unless at EOF, unless input buffer is 0 length
if n == 0 {
require.Equal(t, io.EOF, err)
break
}
// Lines should be terminated with a LF
if err == io.EOF {
require.Equal(t, uint8('\n'), buf[n-1])
break
}
require.NoError(t, 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)
}
}
func TestReader_Read(t *testing.T) {
epoch := time.Unix(0, 0)
type args struct {
name string
tags map[string]string
fields map[string]interface{}
t time.Time
mType []telegraf.ValueType
}
tests := []struct {
name string
args args
expected []byte
}{
{
name: "escape backslashes in string field",
args: args{
name: "cpu",
tags: map[string]string{},
fields: map[string]interface{}{"value": `test\`},
t: epoch,
},
expected: []byte(`cpu value="test\\" 0`),
},
{
name: "escape quote in string field",
args: args{
name: "cpu",
tags: map[string]string{},
fields: map[string]interface{}{"value": `test"`},
t: epoch,
},
expected: []byte(`cpu value="test\"" 0`),
},
{
name: "escape quote and backslash in string field",
args: args{
name: "cpu",
tags: map[string]string{},
fields: map[string]interface{}{"value": `test\"`},
t: epoch,
},
expected: []byte(`cpu value="test\\\"" 0`),
},
{
name: "escape multiple backslash in string field",
args: args{
name: "cpu",
tags: map[string]string{},
fields: map[string]interface{}{"value": `test\\`},
t: epoch,
},
expected: []byte(`cpu value="test\\\\" 0`),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
buf := make([]byte, 512)
m, err := New(tt.args.name, tt.args.tags, tt.args.fields, tt.args.t, tt.args.mType...)
require.NoError(t, err)
r := NewReader([]telegraf.Metric{m})
num, err := r.Read(buf)
if err != io.EOF {
require.NoError(t, err)
}
line := string(buf[:num])
// This is done so that we can use raw strings in the test spec
noeol := strings.TrimRight(line, "\n")
require.Equal(t, string(tt.expected), noeol)
require.Equal(t, len(tt.expected)+1, num)
})
}
}
func TestMetricRoundtrip(t *testing.T) {
const lp = `nstat,bu=linux,cls=server,dc=cer,env=production,host=hostname,name=netstat,sr=database IpExtInBcastOctets=12570626154i,IpExtInBcastPkts=95541226i,IpExtInCEPkts=0i,IpExtInCsumErrors=0i,IpExtInECT0Pkts=55674i,IpExtInECT1Pkts=0i,IpExtInMcastOctets=5928296i,IpExtInMcastPkts=174365i,IpExtInNoECTPkts=17965863529i,IpExtInNoRoutes=20i,IpExtInOctets=3334866321815i,IpExtInTruncatedPkts=0i,IpExtOutBcastOctets=0i,IpExtOutBcastPkts=0i,IpExtOutMcastOctets=0i,IpExtOutMcastPkts=0i,IpExtOutOctets=31397892391399i,TcpExtArpFilter=0i,TcpExtBusyPollRxPackets=0i,TcpExtDelayedACKLocked=14094i,TcpExtDelayedACKLost=302083i,TcpExtDelayedACKs=55486507i,TcpExtEmbryonicRsts=11879i,TcpExtIPReversePathFilter=0i,TcpExtListenDrops=1736i,TcpExtListenOverflows=0i,TcpExtLockDroppedIcmps=0i,TcpExtOfoPruned=0i,TcpExtOutOfWindowIcmps=8i,TcpExtPAWSActive=0i,TcpExtPAWSEstab=974i,TcpExtPAWSPassive=0i,TcpExtPruneCalled=0i,TcpExtRcvPruned=0i,TcpExtSyncookiesFailed=12593i,TcpExtSyncookiesRecv=0i,TcpExtSyncookiesSent=0i,TcpExtTCPACKSkippedChallenge=0i,TcpExtTCPACKSkippedFinWait2=0i,TcpExtTCPACKSkippedPAWS=806i,TcpExtTCPACKSkippedSeq=519i,TcpExtTCPACKSkippedSynRecv=0i,TcpExtTCPACKSkippedTimeWait=0i,TcpExtTCPAbortFailed=0i,TcpExtTCPAbortOnClose=22i,TcpExtTCPAbortOnData=36593i,TcpExtTCPAbortOnLinger=0i,TcpExtTCPAbortOnMemory=0i,TcpExtTCPAbortOnTimeout=674i,TcpExtTCPAutoCorking=494253233i,TcpExtTCPBacklogDrop=0i,TcpExtTCPChallengeACK=281i,TcpExtTCPDSACKIgnoredNoUndo=93354i,TcpExtTCPDSACKIgnoredOld=336i,TcpExtTCPDSACKOfoRecv=0i,TcpExtTCPDSACKOfoSent=7i,TcpExtTCPDSACKOldSent=302073i,TcpExtTCPDSACKRecv=215884i,TcpExtTCPDSACKUndo=7633i,TcpExtTCPDeferAcceptDrop=0i,TcpExtTCPDirectCopyFromBacklog=0i,TcpExtTCPDirectCopyFromPrequeue=0i,TcpExtTCPFACKReorder=1320i,TcpExtTCPFastOpenActive=0i,TcpExtTCPFastOpenActiveFail=0i,TcpExtTCPFastOpenCookieReqd=0i,TcpExtTCPFastOpenListenOverflow=0i,TcpExtTCPFastOpenPassive=0i,TcpExtTCPFastOpenPassiveFail=0i,TcpExtTCPFastRetrans=350681i,TcpExtTCPForwardRetrans=142168i,TcpExtTCPFromZeroWindowAdv=4317i,TcpExtTCPFullUndo=29502i,TcpExtTCPHPAcks=10267073000i,TcpExtTCPHPHits=5629837098i,TcpExtTCPHPHitsToUser=0i,TcpExtTCPHystartDelayCwnd=285127i,TcpExtTCPHystartDelayDetect=12318i,TcpExtTCPHystartTrainCwnd=69160570i,TcpExtTCPHystartTrainDetect=3315799i,TcpExtTCPLossFailures=109i,TcpExtTCPLossProbeRecovery=110819i,TcpExtTCPLossProbes=233995i,TcpExtTCPLossUndo=5276i,TcpExtTCPLostRetransmit=397i,TcpExtTCPMD5NotFound=0i,TcpExtTCPMD5Unexpected=0i,TcpExtTCPMemoryPressures=0i,TcpExtTCPMinTTLDrop=0i,TcpExtTCPOFODrop=0i,TcpExtTCPOFOMerge=7i,TcpExtTCPOFOQueue=15196i,TcpExtTCPOrigDataSent=29055119435i,TcpExtTCPPartialUndo=21320i,TcpExtTCPPrequeueDropped=0i,TcpExtTCPPrequeued=0i,TcpExtTCPPureAcks=1236441827i,TcpExtTCPRcvCoalesce=225590473i,TcpExtTCPRcvCollapsed=0i,TcpExtTCPRenoFailures=0i,TcpExtTCPRenoRecovery=0i,TcpExtTCPRenoRecoveryFail=0i,TcpExtTCPRenoReorder=0i,TcpExtTCPReqQFullDoCookies=0i,TcpExtTCPReqQFullDrop=0i,TcpExtTCPRetransFail=41i,TcpExtTCPSACKDiscard=0i,TcpExtTCPSACKReneging=0i,TcpExtTCPSACKReorder=4307i,TcpExtTCPSYNChallenge=244i,TcpExtTCPSackFailures=1698i,TcpExtTCPSackMerged=184668i,TcpExtTCPSackRecovery=97369i,TcpExtTCPSackRecoveryFail=381i,TcpExtTCPSackShiftFallback=2697079i,TcpExtTCPSackShifted=760299i,TcpExtTCPSchedulerFailed=0i,TcpExtTCPSlowStartRetrans=9276i,TcpExtTCPSpuriousRTOs=959i,TcpExtTCPSpuriousRtxHostQueues=2973i,TcpExtTCPSynRetrans=200970i,TcpExtTCPTSReorder=15221i,TcpExtTCPTimeWaitOverflow=0i,TcpExtTCPTimeouts=70127i,TcpExtTCPToZeroWindowAdv=4317i,TcpExtTCPWantZeroWindowAdv=2133i,TcpExtTW=24809813i,TcpExtTWKilled=0i,TcpExtTWRecycled=0i 1496460785000000000
nstat,bu=linux,cls=server,dc=cer,env=production,host=hostname,name=snmp,sr=database IcmpInAddrMaskReps=0i,IcmpInAddrMasks=90i,IcmpInCsumErrors=0i,IcmpInDestUnreachs=284401i,IcmpInEchoReps=9i,IcmpInEchos=1761912i,IcmpInErrors=407i,IcmpInMsgs=2047767i,IcmpInParmProbs=0i,IcmpInRedirects=0i,IcmpInSrcQuenchs=0i,IcmpInTimeExcds=46i,IcmpInTimestampReps=0i,IcmpInTimestamps=1309i,IcmpMsgInType0=9i,IcmpMsgInType11=46i,IcmpMsgInType13=1309i,IcmpMsgInType17=90i,IcmpMsgInType3=284401i,IcmpMsgInType8=1761912i,IcmpMsgOutType0=1761912i,IcmpMsgOutType14=1248i,IcmpMsgOutType3=108709i,IcmpMsgOutType8=9i,IcmpOutAddrMaskReps=0i,IcmpOutAddrMasks=0i,IcmpOutDestUnreachs=108709i,IcmpOutEchoReps=1761912i,IcmpOutEchos=9i,IcmpOutErrors=0i,IcmpOutMsgs=1871878i,IcmpOutParmProbs=0i,IcmpOutRedirects=0i,IcmpOutSrcQuenchs=0i,IcmpOutTimeExcds=0i,IcmpOutTimestampReps=1248i,IcmpOutTimestamps=0i,IpDefaultTTL=64i,IpForwDatagrams=0i,IpForwarding=2i,IpFragCreates=0i,IpFragFails=0i,IpFragOKs=0i,IpInAddrErrors=0i,IpInDelivers=17658795773i,IpInDiscards=0i,IpInHdrErrors=0i,IpInReceives=17659269339i,IpInUnknownProtos=0i,IpOutDiscards=236976i,IpOutNoRoutes=1009i,IpOutRequests=23466783734i,IpReasmFails=0i,IpReasmOKs=0i,IpReasmReqds=0i,IpReasmTimeout=0i,TcpActiveOpens=23308977i,TcpAttemptFails=3757543i,TcpCurrEstab=280i,TcpEstabResets=184792i,TcpInCsumErrors=0i,TcpInErrs=232i,TcpInSegs=17536573089i,TcpMaxConn=-1i,TcpOutRsts=4051451i,TcpOutSegs=29836254873i,TcpPassiveOpens=176546974i,TcpRetransSegs=878085i,TcpRtoAlgorithm=1i,TcpRtoMax=120000i,TcpRtoMin=200i,UdpInCsumErrors=0i,UdpInDatagrams=24441661i,UdpInErrors=0i,UdpLiteInCsumErrors=0i,UdpLiteInDatagrams=0i,UdpLiteInErrors=0i,UdpLiteNoPorts=0i,UdpLiteOutDatagrams=0i,UdpLiteRcvbufErrors=0i,UdpLiteSndbufErrors=0i,UdpNoPorts=17660i,UdpOutDatagrams=51807896i,UdpRcvbufErrors=0i,UdpSndbufErrors=236922i 1496460785000000000
`
metrics, err := Parse([]byte(lp))
require.NoError(t, err)
r := NewReader(metrics)
buf := make([]byte, 128)
_, err = r.Read(buf)
require.NoError(t, err)
metrics, err = Parse(buf)
require.NoError(t, err)
}

View File

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

View File

@@ -4,5 +4,4 @@ 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

@@ -1,6 +1,6 @@
# BasicStats Aggregator Plugin
The BasicStats aggregator plugin give us count,max,min,mean,sum,s2(variance), stdev for a set of values,
The BasicStats aggregator plugin give us count,max,min,mean,s2(variance), stdev for a set of values,
emitting the aggregate every `period` seconds.
### Configuration:
@@ -8,26 +8,14 @@ emitting the aggregate every `period` seconds.
```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
@@ -35,7 +23,6 @@ emitting the aggregate every `period` seconds.
- field1_max
- field1_min
- field1_mean
- field1_sum
- field1_s2 (variance)
- field1_stdev (standard deviation)
@@ -49,8 +36,8 @@ No tags are applied by this aggregator.
$ 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_count=2,load1_max=1,load1_min=1,load1_mean=1,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
system,host=tars load1_count=2,load1_max=3,load1_min=1,load1_mean=2,load1_s2=2,load1_stdev=1.414162 1475584010000000000
```

View File

@@ -1,7 +1,6 @@
package basicstats
import (
"log"
"math"
"github.com/influxdata/telegraf"
@@ -9,23 +8,10 @@ import (
)
type BasicStats struct {
Stats []string `toml:"stats"`
cache map[uint64]aggregate
statsConfig *configuredStats
cache map[uint64]aggregate
}
type configuredStats struct {
count bool
min bool
max bool
mean bool
variance bool
stdev bool
sum bool
}
func NewBasicStats() *BasicStats {
func NewBasicStats() telegraf.Aggregator {
mm := &BasicStats{}
mm.Reset()
return mm
@@ -41,7 +27,6 @@ type basicstats struct {
count float64
min float64
max float64
sum float64
mean float64
M2 float64 //intermedia value for variance/stdev
}
@@ -79,7 +64,6 @@ func (m *BasicStats) Add(in telegraf.Metric) {
min: fv,
max: fv,
mean: fv,
sum: fv,
M2: 0.0,
}
}
@@ -95,7 +79,6 @@ func (m *BasicStats) Add(in telegraf.Metric) {
min: fv,
max: fv,
mean: fv,
sum: fv,
M2: 0.0,
}
continue
@@ -123,8 +106,6 @@ func (m *BasicStats) Add(in telegraf.Metric) {
} else if fv > tmp.max {
tmp.max = fv
}
//sum compute
tmp.sum += fv
//store final data
m.cache[id].fields[k] = tmp
}
@@ -133,109 +114,25 @@ func (m *BasicStats) Add(in telegraf.Metric) {
}
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
}
fields[k+"_count"] = v.count
fields[k+"_min"] = v.min
fields[k+"_max"] = v.max
fields[k+"_mean"] = v.mean
//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)
}
fields[k+"_s2"] = variance
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)
}
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)
}

View File

@@ -7,7 +7,6 @@ import (
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
)
var m1, _ = metric.New("m1",
@@ -150,362 +149,3 @@ func TestBasicStatsDifferentPeriods(t *testing.T) {
}
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),
}
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),
}
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),
}
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),
}
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),
}
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),
}
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),
}
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"))
}

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

@@ -9,27 +9,6 @@ The metric names, to make it less complicated in querying, have replaced all `-`
All metrics are attempted to be cast to integers, then booleans, then strings.
### Configuration:
```toml
# Read stats from aerospike server(s)
[[inputs.aerospike]]
## Aerospike servers to connect to (with port)
## 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
```
### Measurements:
The aerospike metrics are under two measurement names:

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
}

View File

@@ -4,10 +4,8 @@ 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"
@@ -26,13 +24,11 @@ import (
_ "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"
@@ -40,11 +36,9 @@ 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"
@@ -53,14 +47,12 @@ import (
_ "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"
@@ -69,7 +61,6 @@ import (
_ "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"
@@ -97,13 +88,11 @@ import (
_ "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"

View File

@@ -15,53 +15,28 @@ 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.

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
@@ -57,66 +55,34 @@ 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.
@@ -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

@@ -2,7 +2,7 @@
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/).
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).
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 documenation](https://httpd.apache.org/docs/2.4/mod/mod_status.html#enable).
### Configuration:
@@ -21,11 +21,11 @@ Typically, the `mod_status` module is configured to expose a page at the `/serve
## 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
```

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"
)
@@ -22,7 +21,14 @@ type Apache struct {
Username string
Password string
ResponseTimeout internal.Duration
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
client *http.Client
}
@@ -40,11 +46,11 @@ var sampleConfig = `
## 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 +63,6 @@ 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"}
}
@@ -74,6 +78,8 @@ func (n *Apache) Gather(acc telegraf.Accumulator) error {
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 +87,6 @@ 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))
@@ -93,7 +98,8 @@ func (n *Apache) Gather(acc telegraf.Accumulator) error {
}
func (n *Apache) createHttpClient() (*http.Client, error) {
tlsCfg, err := n.ClientConfig.TLSConfig()
tlsCfg, err := internal.GetTLSConfig(
n.SSLCert, n.SSLKey, n.SSLCA, n.InsecureSkipVerify)
if err != nil {
return nil, 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

@@ -1,7 +1,7 @@
# Bond Input Plugin
The Bond input plugin collects network bond interface status for both the
network bond interface as well as slave interfaces.
The Bond Input plugin collects bond interface status, bond's slaves interfaces
status and failures count of bond's slaves interfaces.
The plugin collects these metrics from `/proc/net/bonding/*` files.
### Configuration:

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)

View File

@@ -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
}
}

View File

@@ -1,285 +0,0 @@
package burrow
import (
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"strings"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
// remap uri to json file, eg: /v3/kafka -> ./testdata/v3_kafka.json
func getResponseJSON(requestURI string) ([]byte, int) {
uri := strings.TrimLeft(requestURI, "/")
mappedFile := strings.Replace(uri, "/", "_", -1)
jsonFile := fmt.Sprintf("./testdata/%s.json", mappedFile)
code := 200
_, err := os.Stat(jsonFile)
if err != nil {
code = 404
jsonFile = "./testdata/error.json"
}
// respond with file
b, _ := ioutil.ReadFile(jsonFile)
return b, code
}
// return mocked HTTP server
func getHTTPServer() *httptest.Server {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, code := getResponseJSON(r.RequestURI)
w.WriteHeader(code)
w.Header().Set("Content-Type", "application/json")
w.Write(body)
}))
}
// return mocked HTTP server with basic auth
func getHTTPServerBasicAuth() *httptest.Server {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("WWW-Authenticate", `Basic realm="Restricted"`)
username, password, authOK := r.BasicAuth()
if authOK == false {
http.Error(w, "Not authorized", 401)
return
}
if username != "test" && password != "test" {
http.Error(w, "Not authorized", 401)
return
}
// ok, continue
body, code := getResponseJSON(r.RequestURI)
w.WriteHeader(code)
w.Header().Set("Content-Type", "application/json")
w.Write(body)
}))
}
// test burrow_topic measurement
func TestBurrowTopic(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{Servers: []string{s.URL}}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
fields := []map[string]interface{}{
// topicA
{"offset": int64(459178195)},
{"offset": int64(459178022)},
{"offset": int64(456491598)},
}
tags := []map[string]string{
// topicA
{"cluster": "clustername1", "topic": "topicA", "partition": "0"},
{"cluster": "clustername1", "topic": "topicA", "partition": "1"},
{"cluster": "clustername1", "topic": "topicA", "partition": "2"},
}
require.Empty(t, acc.Errors)
require.Equal(t, true, acc.HasMeasurement("burrow_topic"))
for i := 0; i < len(fields); i++ {
acc.AssertContainsTaggedFields(t, "burrow_topic", fields[i], tags[i])
}
}
// test burrow_partition measurement
func TestBurrowPartition(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
fields := []map[string]interface{}{
{
"status": "OK",
"status_code": 1,
"lag": int64(0),
"offset": int64(431323195),
"timestamp": int64(1515609490008),
},
{
"status": "OK",
"status_code": 1,
"lag": int64(0),
"offset": int64(431322962),
"timestamp": int64(1515609490008),
},
{
"status": "OK",
"status_code": 1,
"lag": int64(0),
"offset": int64(428636563),
"timestamp": int64(1515609490008),
},
}
tags := []map[string]string{
{"cluster": "clustername1", "group": "group1", "topic": "topicA", "partition": "0", "owner": "kafka1"},
{"cluster": "clustername1", "group": "group1", "topic": "topicA", "partition": "1", "owner": "kafka2"},
{"cluster": "clustername1", "group": "group1", "topic": "topicA", "partition": "2", "owner": "kafka3"},
}
require.Empty(t, acc.Errors)
require.Equal(t, true, acc.HasMeasurement("burrow_partition"))
for i := 0; i < len(fields); i++ {
acc.AssertContainsTaggedFields(t, "burrow_partition", fields[i], tags[i])
}
}
// burrow_group
func TestBurrowGroup(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
fields := []map[string]interface{}{
{
"status": "OK",
"status_code": 1,
"partition_count": 3,
"total_lag": int64(0),
"lag": int64(0),
"offset": int64(431323195),
"timestamp": int64(1515609490008),
},
}
tags := []map[string]string{
{"cluster": "clustername1", "group": "group1"},
}
require.Empty(t, acc.Errors)
require.Equal(t, true, acc.HasMeasurement("burrow_group"))
for i := 0; i < len(fields); i++ {
acc.AssertContainsTaggedFields(t, "burrow_group", fields[i], tags[i])
}
}
// collect from multiple servers
func TestMultipleServers(t *testing.T) {
s1 := getHTTPServer()
defer s1.Close()
s2 := getHTTPServer()
defer s2.Close()
plugin := &burrow{
Servers: []string{s1.URL, s2.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.Exactly(t, 14, len(acc.Metrics))
require.Empty(t, acc.Errors)
}
// collect multiple times
func TestMultipleRuns(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
}
for i := 0; i < 4; i++ {
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.Exactly(t, 7, len(acc.Metrics))
require.Empty(t, acc.Errors)
}
}
// collect from http basic auth server
func TestBasicAuthConfig(t *testing.T) {
s := getHTTPServerBasicAuth()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
Username: "test",
Password: "test",
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.Exactly(t, 7, len(acc.Metrics))
require.Empty(t, acc.Errors)
}
// collect from whitelisted clusters
func TestFilterClusters(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
ClustersInclude: []string{"wrongname*"}, // clustername1 -> no match
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
// no match by cluster
require.Exactly(t, 0, len(acc.Metrics))
require.Empty(t, acc.Errors)
}
// collect from whitelisted groups
func TestFilterGroups(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
GroupsInclude: []string{"group?"}, // group1 -> match
TopicsExclude: []string{"*"}, // exclude all
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.Exactly(t, 4, len(acc.Metrics))
require.Empty(t, acc.Errors)
}
// collect from whitelisted topics
func TestFilterTopics(t *testing.T) {
s := getHTTPServer()
defer s.Close()
plugin := &burrow{
Servers: []string{s.URL},
TopicsInclude: []string{"topic?"}, // topicA -> match
GroupsExclude: []string{"*"}, // exclude all
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.Exactly(t, 3, len(acc.Metrics))
require.Empty(t, acc.Errors)
}

View File

@@ -1,11 +0,0 @@
{
"error": true,
"message": "Detailed error message",
"request": {
"uri": "/invalid/request",
"host": "responding.host.example.com",
"cluster": "",
"group": "",
"topic": ""
}
}

View File

@@ -1,11 +0,0 @@
{
"error": false,
"message": "cluster list returned",
"clusters": [
"clustername1"
],
"request": {
"url": "/v3/kafka",
"host": "example.com"
}
}

View File

@@ -1,11 +0,0 @@
{
"error": false,
"message": "consumer list returned",
"consumers": [
"group1"
],
"request": {
"url": "/v3/kafka/clustername1/consumer",
"host": "example.com"
}
}

View File

@@ -1,90 +0,0 @@
{
"error": false,
"message": "consumer status returned",
"status": {
"cluster": "clustername1",
"group": "group1",
"status": "OK",
"complete": 1,
"partitions": [
{
"topic": "topicA",
"partition": 0,
"owner": "kafka1",
"status": "OK",
"start": {
"offset": 431323195,
"timestamp": 1515609445004,
"lag": 0
},
"end": {
"offset": 431323195,
"timestamp": 1515609490008,
"lag": 0
},
"current_lag": 0,
"complete": 1
},
{
"topic": "topicA",
"partition": 1,
"owner": "kafka2",
"status": "OK",
"start": {
"offset": 431322962,
"timestamp": 1515609445004,
"lag": 0
},
"end": {
"offset": 431322962,
"timestamp": 1515609490008,
"lag": 0
},
"current_lag": 0,
"complete": 1
},
{
"topic": "topicA",
"partition": 2,
"owner": "kafka3",
"status": "OK",
"start": {
"offset": 428636563,
"timestamp": 1515609445004,
"lag": 0
},
"end": {
"offset": 428636563,
"timestamp": 1515609490008,
"lag": 0
},
"current_lag": 0,
"complete": 1
}
],
"partition_count": 3,
"maxlag": {
"topic": "topicA",
"partition": 0,
"owner": "kafka",
"status": "OK",
"start": {
"offset": 431323195,
"timestamp": 1515609445004,
"lag": 0
},
"end": {
"offset": 431323195,
"timestamp": 1515609490008,
"lag": 0
},
"current_lag": 0,
"complete": 1
},
"totallag": 0
},
"request": {
"url": "/v3/kafka/clustername1/consumer/group1/lag",
"host": "example.com"
}
}

View File

@@ -1,11 +0,0 @@
{
"error": false,
"message": "topic list returned",
"topics": [
"topicA"
],
"request": {
"url": "/v3/kafka/clustername1/topic",
"host": "example.com"
}
}

View File

@@ -1,13 +0,0 @@
{
"error": false,
"message": "topic offsets returned",
"offsets": [
459178195,
459178022,
456491598
],
"request": {
"url": "/v3/kafka/clustername1/topic/topicA",
"host": "example.com"
}
}

View File

@@ -1,8 +1,5 @@
# Telegraf plugin: Cassandra
### **Deprecated in version 1.7**: Please use the [jolokia2](https://github.com/influxdata/telegraf/tree/master/plugins/inputs/jolokia2) plugin with the [cassandra.conf](/plugins/inputs/jolokia2/examples/cassandra.conf) example configuration.
#### Plugin arguments:
- **context** string: Context root used for jolokia url
- **servers** []string: List of servers with the format "<user:passwd@><host>:port"

View File

@@ -4,14 +4,12 @@ import (
"encoding/json"
"errors"
"fmt"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/inputs"
"io/ioutil"
"log"
"net/http"
"net/url"
"strings"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/inputs"
)
type JolokiaClient interface {
@@ -62,8 +60,7 @@ func newCassandraMetric(host string, metric string,
func addValuesAsFields(values map[string]interface{}, fields map[string]interface{},
mname string) {
for k, v := range values {
switch v.(type) {
case int64, float64, string, bool:
if v != nil {
fields[mname+"_"+k] = v
}
}
@@ -120,7 +117,7 @@ func (j javaMetric) addTagsFields(out map[string]interface{}) {
switch t := values.(type) {
case map[string]interface{}:
addValuesAsFields(values.(map[string]interface{}), fields, attribute)
case int64, float64, string, bool:
case interface{}:
fields[attribute] = t
}
j.acc.AddFields(tokens["class"]+tokens["type"], fields, tags)
@@ -175,11 +172,7 @@ func (c cassandraMetric) addTagsFields(out map[string]interface{}) {
func (j *Cassandra) SampleConfig() string {
return `
## DEPRECATED: The cassandra plugin has been deprecated. Please use the
## jolokia2 plugin instead.
##
## see https://github.com/influxdata/telegraf/tree/master/plugins/inputs/jolokia2
# This is the context root used to compose the jolokia url
context = "/jolokia/read"
## List of cassandra servers exposing jolokia read service
servers = ["myuser:mypassword@10.10.10.1:8778","10.10.10.2:8778",":8778"]
@@ -263,16 +256,6 @@ func parseServerTokens(server string) map[string]string {
return serverTokens
}
func (c *Cassandra) Start(acc telegraf.Accumulator) error {
log.Println("W! DEPRECATED: The cassandra plugin has been deprecated. " +
"Please use the jolokia2 plugin instead. " +
"https://github.com/influxdata/telegraf/tree/master/plugins/inputs/jolokia2")
return nil
}
func (c *Cassandra) Stop() {
}
func (c *Cassandra) Gather(acc telegraf.Accumulator) error {
context := c.Context
servers := c.Servers

View File

@@ -3,15 +3,14 @@
package conntrack
import (
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"io/ioutil"
"os"
"path"
"strconv"
"strings"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
)
func restoreDflts(savedFiles, savedDirs []string) {
@@ -40,7 +39,6 @@ func TestDefaultsUsed(t *testing.T) {
tmpFile, err := ioutil.TempFile(tmpdir, "ip_conntrack_count")
assert.NoError(t, err)
defer os.Remove(tmpFile.Name())
dfltDirs = []string{tmpdir}
fname := path.Base(tmpFile.Name())
@@ -65,8 +63,6 @@ func TestConfigsUsed(t *testing.T) {
cntFile, err := ioutil.TempFile(tmpdir, "nf_conntrack_count")
maxFile, err := ioutil.TempFile(tmpdir, "nf_conntrack_max")
assert.NoError(t, err)
defer os.Remove(cntFile.Name())
defer os.Remove(maxFile.Name())
dfltDirs = []string{tmpdir}
cntFname := path.Base(cntFile.Name())

View File

@@ -1,59 +1,43 @@
# Consul Input Plugin
# Telegraf Input Plugin: Consul
This plugin will collect statistics about all health checks registered in the
Consul. It uses [Consul API](https://www.consul.io/docs/agent/http/health.html#health_state)
to query the data. It will not report the
[telemetry](https://www.consul.io/docs/agent/telemetry.html) but Consul can
report those stats already using StatsD protocol if needed.
This plugin will collect statistics about all health checks registered in the Consul. It uses [Consul API](https://www.consul.io/docs/agent/http/health.html#health_state)
to query the data. It will not report the [telemetry](https://www.consul.io/docs/agent/telemetry.html) but Consul can report those stats already using StatsD protocol if needed.
### Configuration:
## Configuration:
```toml
```
# Gather health check statuses from services registered in Consul
[[inputs.consul]]
## Consul server address
# address = "localhost"
## URI scheme for the Consul server, one of "http", "https"
# scheme = "http"
## ACL token used in every request
## Most of these values defaults to the one configured on a Consul's agent level.
## Optional Consul server address (default: "")
# address = ""
## Optional URI scheme for the Consul server (default: "")
# scheme = ""
## Optional ACL token used in every request (default: "")
# token = ""
## HTTP Basic Authentication username and password.
## Optional username used for request HTTP Basic Authentication (default: "")
# username = ""
## Optional password used for HTTP Basic Authentication (default: "")
# password = ""
## Data centre to query the health checks from
## Optional data centre to query the health checks from (default: "")
# datacentre = ""
## 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 = true
## Consul checks' tag splitting
# When tags are formatted like "key:value" with ":" as a delimiter then
# they will be splitted and reported as proper key:value in Telegraf
# tag_delimiter = ":"
```
### Metrics:
## Measurements:
- consul_health_checks
- tags:
- node (node that check/service is registred on)
- service_name
- check_id
- fields:
- check_name
- service_id
- status
- passing (integer)
- critical (integer)
- warning (integer)
### Consul:
Tags:
- node: on which node check/service is registered on
- service_name: name of the service (this is the service name not the service ID)
- check_id
Fields:
- check_name
- service_id
- status
- passing
- critical
- warning
`passing`, `critical`, and `warning` are integer representations of the health
check state. A value of `1` represents that the status was the state of the
@@ -62,6 +46,8 @@ the health check at this sample.
## Example output
```
consul_health_checks,host=wolfpit,node=consul-server-node,check_id="serfHealth" check_name="Serf Health Status",service_id="",status="passing",passing=1i,critical=0i,warning=0i 1464698464486439902
consul_health_checks,host=wolfpit,node=consul-server-node,service_name=www.example.com,check_id="service:www-example-com.test01" check_name="Service 'www.example.com' check",service_id="www-example-com.test01",status="critical",passing=0i,critical=1i,warning=0i 1464698464486519036
$ telegraf --config ./telegraf.conf --input-filter consul --test
* Plugin: consul, Collection 1
> consul_health_checks,host=wolfpit,node=consul-server-node,check_id="serfHealth" check_name="Serf Health Status",service_id="",status="passing",passing=1i,critical=0i,warning=0i 1464698464486439902
> consul_health_checks,host=wolfpit,node=consul-server-node,service_name=www.example.com,check_id="service:www-example-com.test01" check_name="Service 'www.example.com' check",service_id="www-example-com.test01",status="critical",passing=0i,critical=1i,warning=0i 1464698464486519036
```

View File

@@ -2,11 +2,10 @@ package consul
import (
"net/http"
"strings"
"github.com/hashicorp/consul/api"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/plugins/inputs"
)
@@ -17,41 +16,34 @@ type Consul struct {
Username string
Password string
Datacentre string
tls.ClientConfig
TagDelimiter string
// 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
// client used to connect to Consul agnet
client *api.Client
}
var sampleConfig = `
## Consul server address
## Most of these values defaults to the one configured on a Consul's agent level.
## Optional Consul server address (default: "localhost")
# address = "localhost"
## URI scheme for the Consul server, one of "http", "https"
## Optional URI scheme for the Consul server (default: "http")
# scheme = "http"
## ACL token used in every request
## Optional ACL token used in every request (default: "")
# token = ""
## HTTP Basic Authentication username and password.
## Optional username used for request HTTP Basic Authentication (default: "")
# username = ""
## Optional password used for HTTP Basic Authentication (default: "")
# password = ""
## Data centre to query the health checks from
## Optional data centre to query the health checks from (default: "")
# datacentre = ""
## 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 = true
## Consul checks' tag splitting
# When tags are formatted like "key:value" with ":" as a delimiter then
# they will be splitted and reported as proper key:value in Telegraf
# tag_delimiter = ":"
`
func (c *Consul) Description() string {
@@ -88,12 +80,14 @@ func (c *Consul) createAPIClient() (*api.Client, error) {
}
}
tlsCfg, err := c.ClientConfig.TLSConfig()
tlsCfg, err := internal.GetTLSConfig(
c.SSLCert, c.SSLKey, c.SSLCA, c.InsecureSkipVerify)
if err != nil {
return nil, err
}
config.Transport = &http.Transport{
config.HttpClient.Transport = &http.Transport{
TLSClientConfig: tlsCfg,
}
@@ -118,19 +112,6 @@ func (c *Consul) GatherHealthCheck(acc telegraf.Accumulator, checks []*api.Healt
tags["service_name"] = check.ServiceName
tags["check_id"] = check.CheckID
for _, checkTag := range check.ServiceTags {
if c.TagDelimiter != "" {
splittedTag := strings.SplitN(checkTag, c.TagDelimiter, 2)
if len(splittedTag) == 1 {
tags[checkTag] = checkTag
} else if len(splittedTag) == 2 {
tags[splittedTag[0]] = splittedTag[1]
}
} else {
tags[checkTag] = checkTag
}
}
acc.AddFields("consul_health_checks", record, tags)
}
}

View File

@@ -17,7 +17,6 @@ var sampleChecks = []*api.HealthCheck{
Output: "OK",
ServiceID: "foo.123",
ServiceName: "foo",
ServiceTags: []string{"bar", "env:sandbox", "tagkey:value:stillvalue"},
},
}
@@ -32,12 +31,9 @@ func TestGatherHealthCheck(t *testing.T) {
}
expectedTags := map[string]string{
"node": "localhost",
"service_name": "foo",
"check_id": "foo.health123",
"bar": "bar",
"env:sandbox": "env:sandbox",
"tagkey:value:stillvalue": "tagkey:value:stillvalue",
"node": "localhost",
"service_name": "foo",
"check_id": "foo.health123",
}
var acc testutil.Accumulator
@@ -47,32 +43,3 @@ func TestGatherHealthCheck(t *testing.T) {
acc.AssertContainsTaggedFields(t, "consul_health_checks", expectedFields, expectedTags)
}
func TestGatherHealthCheckWithDelimitedTags(t *testing.T) {
expectedFields := map[string]interface{}{
"check_name": "foo.health",
"status": "passing",
"passing": 1,
"critical": 0,
"warning": 0,
"service_id": "foo.123",
}
expectedTags := map[string]string{
"node": "localhost",
"service_name": "foo",
"check_id": "foo.health123",
"bar": "bar",
"env": "sandbox",
"tagkey": "value:stillvalue",
}
var acc testutil.Accumulator
consul := &Consul{
TagDelimiter: ":",
}
consul.GatherHealthCheck(&acc, sampleChecks)
acc.AssertContainsTaggedFields(t, "consul_health_checks", expectedFields, expectedTags)
}

View File

@@ -8,18 +8,11 @@ Depending on the work load of your DC/OS cluster, this plugin can quickly
create a high number of series which, when unchecked, can cause high load on
your database.
- Use the
[measurement filtering](https://docs.influxdata.com/telegraf/latest/administration/configuration/#measurement-filtering)
options to exclude unneeded tags.
- Write to a database with an appropriate
[retention policy](https://docs.influxdata.com/influxdb/latest/guides/downsampling_and_retention/).
- Limit series cardinality in your database using the
[`max-series-per-database`](https://docs.influxdata.com/influxdb/latest/administration/config/#max-series-per-database-1000000) and
[`max-values-per-tag`](https://docs.influxdata.com/influxdb/latest/administration/config/#max-values-per-tag-100000) settings.
- Consider using the
[Time Series Index](https://docs.influxdata.com/influxdb/latest/concepts/time-series-index/).
- Monitor your databases
[series cardinality](https://docs.influxdata.com/influxdb/latest/query_language/spec/#show-cardinality).
- Use [measurement filtering](https://github.com/influxdata/telegraf/blob/master/docs/CONFIGURATION.md#measurement-filtering) liberally to exclude unneeded metrics as well as the node, container, and app inclue/exclude options.
- Write to a database with an appropriate [retention policy](https://docs.influxdata.com/influxdb/v1.3/concepts/glossary/#retention-policy-rp).
- Limit the number of series allowed in your database using the `max-series-per-database` and `max-values-per-tag` settings.
- Consider enabling the [TSI](https://docs.influxdata.com/influxdb/v1.3/about_the_project/releasenotes-changelog/#release-notes-8) engine.
- Monitor your [series cardinality](https://docs.influxdata.com/influxdb/v1.3/troubleshooting/frequently-asked-questions/#how-can-i-query-for-series-cardinality).
### Configuration:
```toml
@@ -54,10 +47,10 @@ your database.
## Maximum time to receive a response from cluster.
# response_timeout = "20s"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Optional SSL Config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
## If false, skip chain & host verification
# insecure_skip_verify = true
@@ -113,7 +106,7 @@ the cluster. For more information on this technique reference
### Metrics:
Please consult the [Metrics Reference](https://docs.mesosphere.com/1.10/metrics/reference/)
for details about field interpretation.
for details on interprete field interpretation.
- dcos_node
- tags:

View File

@@ -31,7 +31,6 @@ type Client interface {
}
type APIError struct {
URL string
StatusCode int
Title string
Description string
@@ -106,9 +105,9 @@ type claims struct {
func (e APIError) Error() string {
if e.Description != "" {
return fmt.Sprintf("[%s] %s: %s", e.URL, e.Title, e.Description)
return fmt.Sprintf("%s: %s", e.Title, e.Description)
}
return fmt.Sprintf("[%s] %s", e.URL, e.Title)
return e.Title
}
func NewClusterClient(
@@ -157,8 +156,7 @@ func (c *ClusterClient) Login(ctx context.Context, sa *ServiceAccount) (*AuthTok
return nil, err
}
loc := c.url("/acs/api/v1/auth/login")
req, err := http.NewRequest("POST", loc, bytes.NewBuffer(octets))
req, err := http.NewRequest("POST", c.url("/acs/api/v1/auth/login"), bytes.NewBuffer(octets))
if err != nil {
return nil, err
}
@@ -191,7 +189,6 @@ func (c *ClusterClient) Login(ctx context.Context, sa *ServiceAccount) (*AuthTok
err = dec.Decode(loginError)
if err != nil {
err := &APIError{
URL: loc,
StatusCode: resp.StatusCode,
Title: resp.Status,
}
@@ -199,7 +196,6 @@ func (c *ClusterClient) Login(ctx context.Context, sa *ServiceAccount) (*AuthTok
}
err = &APIError{
URL: loc,
StatusCode: resp.StatusCode,
Title: loginError.Title,
Description: loginError.Description,
@@ -305,7 +301,6 @@ func (c *ClusterClient) doGet(ctx context.Context, url string, v interface{}) er
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return &APIError{
URL: url,
StatusCode: resp.StatusCode,
Title: resp.Status,
}
@@ -320,7 +315,7 @@ func (c *ClusterClient) doGet(ctx context.Context, url string, v interface{}) er
}
func (c *ClusterClient) url(path string) string {
url := *c.clusterURL
url := c.clusterURL
url.Path = path
return url.String()
}
@@ -330,7 +325,7 @@ func (c *ClusterClient) createLoginToken(sa *ServiceAccount) (string, error) {
UID: sa.AccountID,
StandardClaims: jwt.StandardClaims{
// How long we have to login with this token
ExpiresAt: time.Now().Add(5 * time.Minute).Unix(),
ExpiresAt: int64(5 * time.Minute / time.Second),
},
})
return token.SignedString(sa.PrivateKey)

View File

@@ -9,16 +9,28 @@ import (
"testing"
jwt "github.com/dgrijalva/jwt-go"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
var privateKey = testutil.NewPKI("../../../testutil/pki").ReadServerKey()
const (
privateKey = `-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----`
)
func TestLogin(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
var tests = []struct {
name string
responseCode int
@@ -28,21 +40,16 @@ func TestLogin(t *testing.T) {
}{
{
name: "Login successful",
responseCode: http.StatusOK,
responseCode: 200,
responseBody: `{"token": "XXX.YYY.ZZZ"}`,
expectedError: nil,
expectedToken: "XXX.YYY.ZZZ",
},
{
name: "Unauthorized Error",
responseCode: http.StatusUnauthorized,
responseBody: `{"title": "x", "description": "y"}`,
expectedError: &APIError{
URL: ts.URL + "/acs/api/v1/auth/login",
StatusCode: http.StatusUnauthorized,
Title: "x",
Description: "y",
},
name: "Unauthorized Error",
responseCode: http.StatusUnauthorized,
responseBody: `{"title": "x", "description": "y"}`,
expectedError: &APIError{http.StatusUnauthorized, "x", "y"},
expectedToken: "",
},
}
@@ -52,11 +59,11 @@ func TestLogin(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(tt.responseCode)
fmt.Fprintln(w, tt.responseBody)
})
ts := httptest.NewServer(handler)
u, err := url.Parse(ts.URL)
require.NoError(t, err)
@@ -75,14 +82,13 @@ func TestLogin(t *testing.T) {
} else {
require.Nil(t, auth)
}
ts.Close()
})
}
}
func TestGetSummary(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
var tests = []struct {
name string
responseCode int
@@ -92,7 +98,7 @@ func TestGetSummary(t *testing.T) {
}{
{
name: "No nodes",
responseCode: http.StatusOK,
responseCode: 200,
responseBody: `{"cluster": "a", "slaves": []}`,
expectedValue: &Summary{Cluster: "a", Slaves: []Slave{}},
expectedError: nil,
@@ -102,15 +108,11 @@ func TestGetSummary(t *testing.T) {
responseCode: http.StatusUnauthorized,
responseBody: `<html></html>`,
expectedValue: nil,
expectedError: &APIError{
URL: ts.URL + "/mesos/master/state-summary",
StatusCode: http.StatusUnauthorized,
Title: "401 Unauthorized",
},
expectedError: &APIError{StatusCode: http.StatusUnauthorized, Title: "401 Unauthorized"},
},
{
name: "Has nodes",
responseCode: http.StatusOK,
responseCode: 200,
responseBody: `{"cluster": "a", "slaves": [{"id": "a"}, {"id": "b"}]}`,
expectedValue: &Summary{
Cluster: "a",
@@ -125,12 +127,12 @@ func TestGetSummary(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the path
w.WriteHeader(tt.responseCode)
fmt.Fprintln(w, tt.responseBody)
})
ts := httptest.NewServer(handler)
u, err := url.Parse(ts.URL)
require.NoError(t, err)
@@ -140,15 +142,14 @@ func TestGetSummary(t *testing.T) {
require.Equal(t, tt.expectedError, err)
require.Equal(t, tt.expectedValue, summary)
ts.Close()
})
}
}
func TestGetNodeMetrics(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
var tests = []struct {
name string
responseCode int
@@ -158,7 +159,7 @@ func TestGetNodeMetrics(t *testing.T) {
}{
{
name: "Empty Body",
responseCode: http.StatusOK,
responseCode: 200,
responseBody: `{}`,
expectedValue: &Metrics{},
expectedError: nil,
@@ -167,12 +168,12 @@ func TestGetNodeMetrics(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the path
w.WriteHeader(tt.responseCode)
fmt.Fprintln(w, tt.responseBody)
})
ts := httptest.NewServer(handler)
u, err := url.Parse(ts.URL)
require.NoError(t, err)
@@ -182,15 +183,14 @@ func TestGetNodeMetrics(t *testing.T) {
require.Equal(t, tt.expectedError, err)
require.Equal(t, tt.expectedValue, m)
ts.Close()
})
}
}
func TestGetContainerMetrics(t *testing.T) {
ts := httptest.NewServer(http.NotFoundHandler())
defer ts.Close()
var tests = []struct {
name string
responseCode int
@@ -199,8 +199,8 @@ func TestGetContainerMetrics(t *testing.T) {
expectedError error
}{
{
name: "204 No Content",
responseCode: http.StatusNoContent,
name: "204 No Contents",
responseCode: 204,
responseBody: ``,
expectedValue: &Metrics{},
expectedError: nil,
@@ -209,12 +209,12 @@ func TestGetContainerMetrics(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the path
w.WriteHeader(tt.responseCode)
fmt.Fprintln(w, tt.responseBody)
})
ts := httptest.NewServer(handler)
u, err := url.Parse(ts.URL)
require.NoError(t, err)
@@ -224,6 +224,8 @@ func TestGetContainerMetrics(t *testing.T) {
require.Equal(t, tt.expectedError, err)
require.Equal(t, tt.expectedValue, m)
ts.Close()
})
}

View File

@@ -13,7 +13,6 @@ import (
"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"
)
@@ -57,7 +56,11 @@ type DCOS struct {
MaxConnections int
ResponseTimeout internal.Duration
tls.ClientConfig
SSLCA string `toml:"ssl_ca"`
SSLCert string `toml:"ssl_cert"`
SSLKey string `toml:"ssl_key"`
InsecureSkipVerify bool `toml:"insecure_skip_verify"`
client Client
creds Credentials
@@ -104,10 +107,10 @@ var sampleConfig = `
## Maximum time to receive a response from cluster.
# response_timeout = "20s"
## Optional TLS Config
# tls_ca = "/etc/telegraf/ca.pem"
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Optional SSL Config
# ssl_ca = "/etc/telegraf/ca.pem"
# ssl_cert = "/etc/telegraf/cert.pem"
# ssl_key = "/etc/telegraf/key.pem"
## If false, skip chain & host verification
# insecure_skip_verify = true
@@ -348,7 +351,8 @@ func (d *DCOS) init() error {
}
func (d *DCOS) createClient() (Client, error) {
tlsCfg, err := d.ClientConfig.TLSConfig()
tlsCfg, err := internal.GetTLSConfig(
d.SSLCert, d.SSLKey, d.SSLCA, d.InsecureSkipVerify)
if err != nil {
return nil, err
}

View File

@@ -3,8 +3,9 @@
The DNS plugin gathers dns query times in miliseconds - like [Dig](https://en.wikipedia.org/wiki/Dig_\(command\))
### Configuration:
```toml
# Query given DNS server and gives statistics
```
# Sample Config:
[[inputs.dns_query]]
## servers to query
servers = ["8.8.8.8"]
@@ -26,20 +27,29 @@ The DNS plugin gathers dns query times in miliseconds - like [Dig](https://en.wi
# timeout = 2
```
### Metrics:
- dns_query
- tags:
- server
- domain
- record_type
- result
- fields:
- query_time_ms (float)
- result_code (int, success = 0, timeout = 1, error = 2)
### Example Output:
For querying more than one record type make:
```
dns_query,domain=mjasion.pl,record_type=A,server=8.8.8.8 query_time_ms=67.189842 1456082743585760680
[[inputs.dns_query]]
domains = ["mjasion.pl"]
servers = ["8.8.8.8", "8.8.4.4"]
record_type = "A"
[[inputs.dns_query]]
domains = ["mjasion.pl"]
servers = ["8.8.8.8", "8.8.4.4"]
record_type = "MX"
```
### Tags:
- server
- domain
- record_type
### Example output:
```
telegraf --input-filter dns_query --test
> dns_query,domain=mjasion.pl,record_type=A,server=8.8.8.8 query_time_ms=67.189842 1456082743585760680
```

View File

@@ -13,14 +13,6 @@ import (
"github.com/influxdata/telegraf/plugins/inputs"
)
type ResultType uint64
const (
Success ResultType = 0
Timeout = 1
Error = 2
)
type DnsQuery struct {
// Domains or subdomains to query
Domains []string
@@ -74,24 +66,15 @@ func (d *DnsQuery) Gather(acc telegraf.Accumulator) error {
for _, domain := range d.Domains {
for _, server := range d.Servers {
fields := make(map[string]interface{}, 2)
dnsQueryTime, err := d.getDnsQueryTime(domain, server)
acc.AddError(err)
tags := map[string]string{
"server": server,
"domain": domain,
"record_type": d.RecordType,
}
dnsQueryTime, err := d.getDnsQueryTime(domain, server)
if err == nil {
setResult(Success, fields, tags)
fields["query_time_ms"] = dnsQueryTime
} else if opErr, ok := err.(*net.OpError); ok && opErr.Timeout() {
setResult(Timeout, fields, tags)
} else if err != nil {
setResult(Error, fields, tags)
acc.AddError(err)
}
fields := map[string]interface{}{"query_time_ms": dnsQueryTime}
acc.AddFields("dns_query", fields, tags)
}
}
@@ -182,21 +165,6 @@ func (d *DnsQuery) parseRecordType() (uint16, error) {
return recordType, error
}
func setResult(result ResultType, fields map[string]interface{}, tags map[string]string) {
var tag string
switch result {
case Success:
tag = "success"
case Timeout:
tag = "timeout"
case Error:
tag = "error"
}
tags["result"] = tag
fields["result_code"] = uint64(result)
}
func init() {
inputs.Add("dns_query", func() telegraf.Input {
return &DnsQuery{}

View File

@@ -4,11 +4,12 @@ The docker plugin uses the Docker Engine API to gather metrics on running
docker containers.
The docker plugin uses the [Official Docker Client](https://github.com/moby/moby/tree/master/client)
to gather stats from the [Engine API](https://docs.docker.com/engine/api/v1.24/).
to gather stats from the [Engine API](https://docs.docker.com/engine/api/v1.20/).
[Library Documentation](https://godoc.org/github.com/moby/moby/client)
### Configuration:
```toml
```
# Read metrics about docker containers
[[inputs.docker]]
## Docker Endpoint
@@ -30,11 +31,6 @@ to gather stats from the [Engine API](https://docs.docker.com/engine/api/v1.24/)
container_name_include = []
container_name_exclude = []
## Container states to include and exclude. Globs accepted.
## When empty only containers in the "running" state will be captured.
# container_state_include = []
# container_state_exclude = []
## Timeout for docker list, info, and stats commands
timeout = "5s"
@@ -53,11 +49,11 @@ to gather stats from the [Engine API](https://docs.docker.com/engine/api/v1.24/)
## Which environment variables should we use as a tag
tag_env = ["JAVA_HOME", "HEAP_SIZE"]
## 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
```
@@ -75,58 +71,15 @@ may prefer to exclude them:
```
### Metrics:
### Measurements & Fields:
Every effort was made to preserve the names based on the JSON response from the
docker API.
- docker
- tags:
- unit
- engine_host
- server_version
- fields:
- n_used_file_descriptors
- n_cpus
- n_containers
- n_containers_running
- n_containers_stopped
- n_containers_paused
- n_images
- n_goroutines
- n_listener_events
- memory_total
- pool_blocksize
- docker_data
- tags:
- unit
- engine_host
- server_version
- fields:
- available
- total
- used
- docker_metadata
- tags:
- unit
- engine_host
- server_version
- fields:
- available
- total
- used
Note that the docker_container_cpu metric may appear multiple times per collection,
based on the availability of per-cpu stats on your system.
- docker_container_mem
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- fields:
- total_pgmafault
- cache
- mapped_file
@@ -161,17 +114,7 @@ docker API.
- failcnt
- limit
- container_id
- docker_container_cpu
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- cpu
- fields:
- throttling_periods
- throttling_throttled_periods
- throttling_throttled_time
@@ -181,17 +124,7 @@ docker API.
- usage_total
- usage_percent
- container_id
- docker_container_net
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- network
- fields:
- rx_dropped
- rx_bytes
- rx_errors
@@ -201,17 +134,7 @@ docker API.
- tx_errors
- tx_bytes
- container_id
- docker_container_blkio
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- device
- fields:
- io_service_bytes_recursive_async
- io_service_bytes_recursive_read
- io_service_bytes_recursive_sync
@@ -223,54 +146,115 @@ docker API.
- io_serviced_recursive_total
- io_serviced_recursive_write
- container_id
- docker_container_health
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- fields:
- health_status (string)
- failing_streak (integer)
- docker_container_status
- tags:
- engine_host
- server_version
- container_image
- container_name
- container_status
- container_version
- fields:
- oomkilled (boolean)
- pid (integer)
- exitcode (integer)
- started_at (integer)
- finished_at (integer)
- docker_
- n_used_file_descriptors
- n_cpus
- n_containers
- n_containers_running
- n_containers_stopped
- n_containers_paused
- n_images
- n_goroutines
- n_listener_events
- memory_total
- pool_blocksize
- docker_data
- available
- total
- used
- docker_metadata
- available
- total
- used
- docker_swarm
- tags:
- tasks_desired
- tasks_running
### Tags:
#### Docker Engine tags
- docker (memory_total)
- unit=bytes
- engine_host
- docker (pool_blocksize)
- unit=bytes
- engine_host
- docker_data
- unit=bytes
- engine_host
- docker_metadata
- unit=bytes
- engine_host
#### Docker Container tags
- Tags on all containers:
- engine_host
- container_image
- container_name
- container_version
- docker_container_mem specific:
- docker_container_cpu specific:
- cpu
- docker_container_net specific:
- network
- docker_container_blkio specific:
- device
- docker_swarm specific:
- service_id
- service_name
- service_mode
- fields:
- tasks_desired
- tasks_running
### Example Output:
```
docker,engine_host=debian-stretch-docker,server_version=17.09.0-ce n_containers=6i,n_containers_paused=0i,n_containers_running=1i,n_containers_stopped=5i,n_cpus=2i,n_goroutines=41i,n_images=2i,n_listener_events=0i,n_used_file_descriptors=27i 1524002041000000000
docker,engine_host=debian-stretch-docker,server_version=17.09.0-ce,unit=bytes memory_total=2101661696i 1524002041000000000
docker_container_mem,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,engine_host=debian-stretch-docker,server_version=17.09.0-ce active_anon=8327168i,active_file=2314240i,cache=27402240i,container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",hierarchical_memory_limit=9223372036854771712i,inactive_anon=0i,inactive_file=25088000i,limit=2101661696i,mapped_file=20582400i,max_usage=36646912i,pgfault=4193i,pgmajfault=214i,pgpgin=9243i,pgpgout=520i,rss=8327168i,rss_huge=0i,total_active_anon=8327168i,total_active_file=2314240i,total_cache=27402240i,total_inactive_anon=0i,total_inactive_file=25088000i,total_mapped_file=20582400i,total_pgfault=4193i,total_pgmajfault=214i,total_pgpgin=9243i,total_pgpgout=520i,total_rss=8327168i,total_rss_huge=0i,total_unevictable=0i,total_writeback=0i,unevictable=0i,usage=36528128i,usage_percent=0.4342225020025297,writeback=0i 1524002042000000000
docker_container_cpu,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,cpu=cpu-total,engine_host=debian-stretch-docker,server_version=17.09.0-ce container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",throttling_periods=0i,throttling_throttled_periods=0i,throttling_throttled_time=0i,usage_in_kernelmode=40000000i,usage_in_usermode=100000000i,usage_percent=0,usage_system=6394210000000i,usage_total=117319068i 1524002042000000000
docker_container_cpu,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,cpu=cpu0,engine_host=debian-stretch-docker,server_version=17.09.0-ce container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",usage_total=20825265i 1524002042000000000
docker_container_cpu,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,cpu=cpu1,engine_host=debian-stretch-docker,server_version=17.09.0-ce container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",usage_total=96493803i 1524002042000000000
docker_container_net,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,engine_host=debian-stretch-docker,network=eth0,server_version=17.09.0-ce container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",rx_bytes=1576i,rx_dropped=0i,rx_errors=0i,rx_packets=20i,tx_bytes=0i,tx_dropped=0i,tx_errors=0i,tx_packets=0i 1524002042000000000
docker_container_blkio,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,device=254:0,engine_host=debian-stretch-docker,server_version=17.09.0-ce container_id="adc4ba9593871bf2ab95f3ffde70d1b638b897bb225d21c2c9c84226a10a8cf4",io_service_bytes_recursive_async=27398144i,io_service_bytes_recursive_read=27398144i,io_service_bytes_recursive_sync=0i,io_service_bytes_recursive_total=27398144i,io_service_bytes_recursive_write=0i,io_serviced_recursive_async=529i,io_serviced_recursive_read=529i,io_serviced_recursive_sync=0i,io_serviced_recursive_total=529i,io_serviced_recursive_write=0i 1524002042000000000
docker_container_health,container_image=telegraf,container_name=zen_ritchie,container_status=running,container_version=unknown,engine_host=debian-stretch-docker,server_version=17.09.0-ce failing_streak=0i,health_status="healthy" 1524007529000000000
docker_swarm,service_id=xaup2o9krw36j2dy1mjx1arjw,service_mode=replicated,service_name=test tasks_desired=3,tasks_running=3 1508968160000000000
```
% ./telegraf --config ~/ws/telegraf.conf --input-filter docker --test
* Plugin: docker, Collection 1
> docker n_cpus=8i 1456926671065383978
> docker n_used_file_descriptors=15i 1456926671065383978
> docker n_containers=7i 1456926671065383978
> docker n_containers_running=7i 1456926671065383978
> docker n_containers_stopped=3i 1456926671065383978
> docker n_containers_paused=0i 1456926671065383978
> docker n_images=152i 1456926671065383978
> docker n_goroutines=36i 1456926671065383978
> docker n_listener_events=0i 1456926671065383978
> docker,unit=bytes memory_total=18935443456i 1456926671065383978
> docker,unit=bytes pool_blocksize=65540i 1456926671065383978
> docker_data,unit=bytes available=24340000000i,total=107400000000i,used=14820000000i 1456926671065383978
> docker_metadata,unit=bytes available=2126999999i,total=2146999999i,used=20420000i 145692667106538
> docker_container_mem,
container_image=spotify/kafka,container_name=kafka \
active_anon=52568064i,active_file=6926336i,cache=12038144i,fail_count=0i,\
hierarchical_memory_limit=9223372036854771712i,inactive_anon=52707328i,\
inactive_file=5111808i,limit=1044578304i,mapped_file=10301440i,\
max_usage=140656640i,pgfault=63762i,pgmajfault=2837i,pgpgin=73355i,\
pgpgout=45736i,rss=105275392i,rss_huge=4194304i,total_active_anon=52568064i,\
total_active_file=6926336i,total_cache=12038144i,total_inactive_anon=52707328i,\
total_inactive_file=5111808i,total_mapped_file=10301440i,total_pgfault=63762i,\
total_pgmafault=0i,total_pgpgin=73355i,total_pgpgout=45736i,\
total_rss=105275392i,total_rss_huge=4194304i,total_unevictable=0i,\
total_writeback=0i,unevictable=0i,usage=117440512i,writeback=0i 1453409536840126713
> docker_container_cpu,
container_image=spotify/kafka,container_name=kafka,cpu=cpu-total \
throttling_periods=0i,throttling_throttled_periods=0i,\
throttling_throttled_time=0i,usage_in_kernelmode=440000000i,\
usage_in_usermode=2290000000i,usage_system=84795360000000i,\
usage_total=6628208865i 1453409536840126713
> docker_container_cpu,
container_image=spotify/kafka,container_name=kafka,cpu=cpu0 \
usage_total=6628208865i 1453409536840126713
> docker_container_net,\
container_image=spotify/kafka,container_name=kafka,network=eth0 \
rx_bytes=7468i,rx_dropped=0i,rx_errors=0i,rx_packets=94i,tx_bytes=946i,\
tx_dropped=0i,tx_errors=0i,tx_packets=13i 1453409536840126713
> docker_container_blkio,
container_image=spotify/kafka,container_name=kafka,device=8:0 \
io_service_bytes_recursive_async=80216064i,io_service_bytes_recursive_read=79925248i,\
io_service_bytes_recursive_sync=77824i,io_service_bytes_recursive_total=80293888i,\
io_service_bytes_recursive_write=368640i,io_serviced_recursive_async=6562i,\
io_serviced_recursive_read=6492i,io_serviced_recursive_sync=37i,\
io_serviced_recursive_total=6599i,io_serviced_recursive_write=107i 1453409536840126713
>docker_swarm,
service_id=xaup2o9krw36j2dy1mjx1arjw,service_mode=replicated,service_name=test,\
tasks_desired=3,tasks_running=3 1508968160000000000
```

View File

@@ -12,7 +12,7 @@ import (
)
var (
version = "1.24"
version string
defaultHeaders = map[string]string{"User-Agent": "engine-api-cli-1.0"}
)

View File

@@ -15,19 +15,17 @@ import (
"time"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/api/types/swarm"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/filter"
"github.com/influxdata/telegraf/internal"
tlsint "github.com/influxdata/telegraf/internal/tls"
"github.com/influxdata/telegraf/plugins/inputs"
)
// Docker object
type Docker struct {
Endpoint string
ContainerNames []string // deprecated in 1.4; use container_name_include
ContainerNames []string
GatherServices bool `toml:"gather_services"`
@@ -41,10 +39,10 @@ type Docker struct {
ContainerInclude []string `toml:"container_name_include"`
ContainerExclude []string `toml:"container_name_exclude"`
ContainerStateInclude []string `toml:"container_state_include"`
ContainerStateExclude []string `toml:"container_state_exclude"`
tlsint.ClientConfig
SSLCA string `toml:"ssl_ca"`
SSLCert string `toml:"ssl_cert"`
SSLKey string `toml:"ssl_key"`
InsecureSkipVerify bool
newEnvClient func() (Client, error)
newClient func(string, *tls.Config) (Client, error)
@@ -52,11 +50,9 @@ type Docker struct {
client Client
httpClient *http.Client
engine_host string
serverVersion string
filtersCreated bool
labelFilter filter.Filter
containerFilter filter.Filter
stateFilter filter.Filter
}
// KB, MB, GB, TB, PB...human friendly
@@ -71,8 +67,7 @@ const (
)
var (
sizeRegex = regexp.MustCompile(`^(\d+(\.\d+)*) ?([kKmMgGtTpP])?[bB]?$`)
containerStates = []string{"created", "restarting", "running", "removing", "paused", "exited", "dead"}
sizeRegex = regexp.MustCompile(`^(\d+(\.\d+)*) ?([kKmMgGtTpP])?[bB]?$`)
)
var sampleConfig = `
@@ -92,11 +87,6 @@ var sampleConfig = `
container_name_include = []
container_name_exclude = []
## Container states to include and exclude. Globs accepted.
## When empty only containers in the "running" state will be captured.
# container_state_include = []
# container_state_exclude = []
## Timeout for docker list, info, and stats commands
timeout = "5s"
@@ -113,11 +103,11 @@ var sampleConfig = `
docker_label_include = []
docker_label_exclude = []
## 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
`
@@ -134,7 +124,8 @@ func (d *Docker) Gather(acc telegraf.Accumulator) error {
if d.Endpoint == "ENV" {
c, err = d.newEnvClient()
} else {
tlsConfig, err := d.ClientConfig.TLSConfig()
tlsConfig, err := internal.GetTLSConfig(
d.SSLCert, d.SSLKey, d.SSLCA, d.InsecureSkipVerify)
if err != nil {
return err
}
@@ -157,10 +148,6 @@ func (d *Docker) Gather(acc telegraf.Accumulator) error {
if err != nil {
return err
}
err = d.createContainerStateFilters()
if err != nil {
return err
}
d.filtersCreated = true
}
@@ -177,22 +164,8 @@ func (d *Docker) Gather(acc telegraf.Accumulator) error {
}
}
filterArgs := filters.NewArgs()
for _, state := range containerStates {
if d.stateFilter.Match(state) {
filterArgs.Add("status", state)
}
}
// All container states were excluded
if filterArgs.Len() == 0 {
return nil
}
// List containers
opts := types.ContainerListOptions{
Filters: filterArgs,
}
opts := types.ContainerListOptions{}
ctx, cancel := context.WithTimeout(context.Background(), d.Timeout.Duration)
defer cancel()
containers, err := d.client.ContainerList(ctx, opts)
@@ -299,14 +272,7 @@ func (d *Docker) gatherInfo(acc telegraf.Accumulator) error {
if err != nil {
return err
}
d.engine_host = info.Name
d.serverVersion = info.ServerVersion
tags := map[string]string{
"engine_host": d.engine_host,
"server_version": d.serverVersion,
}
fields := map[string]interface{}{
"n_cpus": info.NCPU,
@@ -320,13 +286,15 @@ func (d *Docker) gatherInfo(acc telegraf.Accumulator) error {
"n_listener_events": info.NEventsListener,
}
// Add metrics
acc.AddFields("docker", fields, tags, now)
acc.AddFields("docker",
fields,
map[string]string{"engine_host": d.engine_host},
now)
acc.AddFields("docker",
map[string]interface{}{"memory_total": info.MemTotal},
tags,
map[string]string{"unit": "bytes", "engine_host": d.engine_host},
now)
// Get storage metrics
tags["unit"] = "bytes"
for _, rawData := range info.DriverStatus {
// Try to convert string to int (bytes)
value, err := parseSize(rawData[1])
@@ -338,7 +306,7 @@ func (d *Docker) gatherInfo(acc telegraf.Accumulator) error {
// pool blocksize
acc.AddFields("docker",
map[string]interface{}{"pool_blocksize": value},
tags,
map[string]string{"unit": "bytes", "engine_host": d.engine_host},
now)
} else if strings.HasPrefix(name, "data_space_") {
// data space
@@ -351,10 +319,16 @@ func (d *Docker) gatherInfo(acc telegraf.Accumulator) error {
}
}
if len(dataFields) > 0 {
acc.AddFields("docker_data", dataFields, tags, now)
acc.AddFields("docker_data",
dataFields,
map[string]string{"unit": "bytes", "engine_host": d.engine_host},
now)
}
if len(metadataFields) > 0 {
acc.AddFields("docker_metadata", metadataFields, tags, now)
acc.AddFields("docker_metadata",
metadataFields,
map[string]string{"unit": "bytes", "engine_host": d.engine_host},
now)
}
return nil
}
@@ -385,7 +359,6 @@ func (d *Docker) gatherContainer(
tags := map[string]string{
"engine_host": d.engine_host,
"server_version": d.serverVersion,
"container_name": cname,
"container_image": imageName,
"container_version": imageVersion,
@@ -418,13 +391,12 @@ func (d *Docker) gatherContainer(
}
}
info, err := d.client.ContainerInspect(ctx, container.ID)
if err != nil {
return fmt.Errorf("Error inspecting docker container: %s", err.Error())
}
// Add whitelisted environment variables to tags
if len(d.TagEnvironment) > 0 {
info, err := d.client.ContainerInspect(ctx, container.ID)
if err != nil {
return fmt.Errorf("Error inspecting docker container: %s", err.Error())
}
for _, envvar := range info.Config.Env {
for _, configvar := range d.TagEnvironment {
dock_env := strings.SplitN(envvar, "=", 2)
@@ -435,31 +407,6 @@ func (d *Docker) gatherContainer(
}
}
}
if info.State != nil {
tags["container_status"] = info.State.Status
statefields := map[string]interface{}{
"oomkilled": info.State.OOMKilled,
"pid": info.State.Pid,
"exitcode": info.State.ExitCode,
}
container_time, err := time.Parse(time.RFC3339, info.State.StartedAt)
if err == nil && !container_time.IsZero() {
statefields["started_at"] = container_time.UnixNano()
}
container_time, err = time.Parse(time.RFC3339, info.State.FinishedAt)
if err == nil && !container_time.IsZero() {
statefields["finished_at"] = container_time.UnixNano()
}
acc.AddFields("docker_container_status", statefields, tags, time.Now())
}
if info.State.Health != nil {
healthfields := map[string]interface{}{
"health_status": info.State.Health.Status,
"failing_streak": info.ContainerJSONBase.State.Health.FailingStreak,
}
acc.AddFields("docker_container_health", healthfields, tags, time.Now())
}
gatherContainerStats(v, acc, tags, container.ID, d.PerDevice, d.Total, daemonOSType)
@@ -812,18 +759,6 @@ func (d *Docker) createLabelFilters() error {
return nil
}
func (d *Docker) createContainerStateFilters() error {
if len(d.ContainerStateInclude) == 0 && len(d.ContainerStateExclude) == 0 {
d.ContainerStateInclude = []string{"running"}
}
filter, err := filter.NewIncludeExcludeFilter(d.ContainerStateInclude, d.ContainerStateExclude)
if err != nil {
return err
}
d.stateFilter = filter
return nil
}
func init() {
inputs.Add("docker", func() telegraf.Input {
return &Docker{

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