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Add support for basic auth to couchdb input (#5160)

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Daniel Nelson 2018-12-19 12:59:27 -08:00 committed by GitHub
parent f530ca6e7c
commit 841860890f
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2 changed files with 30 additions and 8 deletions
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18
plugins/inputs/couchdb/README.md
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@ -1,14 +1,18 @@
# CouchDB Input Plugin # CouchDB Input Plugin
---
The CouchDB plugin gathers metrics of CouchDB using [_stats](http://docs.couchdb.org/en/1.6.1/api/server/common.html?highlight=stats#get--_stats) endpoint. The CouchDB plugin gathers metrics of CouchDB using [_stats] endpoint.
### Configuration: ### Configuration
``` ```toml
# Sample Config:
[[inputs.couchdb]] [[inputs.couchdb]]
hosts = ["http://localhost:5984/_stats"] ## Works with CouchDB stats endpoints out of the box
## Multiple Hosts from which to read CouchDB stats:
hosts = ["http://localhost:8086/_stats"]
## Use HTTP Basic Authentication.
# basic_username = "telegraf"
# basic_password = "p@ssw0rd"
``` ```
### Measurements & Fields: ### Measurements & Fields:
@ -71,3 +75,5 @@ couchdb,server=http://couchdb22:5984/_node/_local/_stats couchdb_auth_cache_hits
``` ```
couchdb,server=http://couchdb16:5984/_stats couchdb_request_time_sum=96,httpd_status_codes_200_sum=37,httpd_status_codes_200_min=0,httpd_requests_mean=0.005,httpd_requests_min=0,couchdb_request_time_stddev=3.833,couchdb_request_time_min=1,httpd_request_methods_get_stddev=0.073,httpd_request_methods_get_min=0,httpd_status_codes_200_mean=0.005,httpd_status_codes_200_max=1,httpd_requests_sum=37,couchdb_request_time_current=96,httpd_request_methods_get_sum=37,httpd_request_methods_get_mean=0.005,httpd_request_methods_get_max=1,httpd_status_codes_200_stddev=0.073,couchdb_request_time_mean=2.595,couchdb_request_time_max=25,httpd_request_methods_get_current=37,httpd_status_codes_200_current=37,httpd_requests_current=37,httpd_requests_stddev=0.073,httpd_requests_max=1 1536707179000000000 couchdb,server=http://couchdb16:5984/_stats couchdb_request_time_sum=96,httpd_status_codes_200_sum=37,httpd_status_codes_200_min=0,httpd_requests_mean=0.005,httpd_requests_min=0,couchdb_request_time_stddev=3.833,couchdb_request_time_min=1,httpd_request_methods_get_stddev=0.073,httpd_request_methods_get_min=0,httpd_status_codes_200_mean=0.005,httpd_status_codes_200_max=1,httpd_requests_sum=37,couchdb_request_time_current=96,httpd_request_methods_get_sum=37,httpd_request_methods_get_mean=0.005,httpd_request_methods_get_max=1,httpd_status_codes_200_stddev=0.073,couchdb_request_time_mean=2.595,couchdb_request_time_max=25,httpd_request_methods_get_current=37,httpd_status_codes_200_current=37,httpd_requests_current=37,httpd_requests_stddev=0.073,httpd_requests_max=1 1536707179000000000
``` ```
[_stats]: http://docs.couchdb.org/en/1.6.1/api/server/common.html?highlight=stats#get--_stats

20
plugins/inputs/couchdb/couchdb.go
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@ -80,7 +80,9 @@ type (
} }
CouchDB struct { CouchDB struct {
Hosts []string `toml:"hosts"` Hosts []string `toml:"hosts"`
BasicUsername string `toml:"basic_username"`
BasicPassword string `toml:"basic_password"`
client *http.Client client *http.Client
} }
@ -95,6 +97,10 @@ func (*CouchDB) SampleConfig() string {
## Works with CouchDB stats endpoints out of the box ## Works with CouchDB stats endpoints out of the box
## Multiple Hosts from which to read CouchDB stats: ## Multiple Hosts from which to read CouchDB stats:
hosts = ["http://localhost:8086/_stats"] hosts = ["http://localhost:8086/_stats"]
## Use HTTP Basic Authentication.
# basic_username = "telegraf"
# basic_password = "p@ssw0rd"
` `
} }
@ -124,7 +130,17 @@ func (c *CouchDB) fetchAndInsertData(accumulator telegraf.Accumulator, host stri
Timeout: time.Duration(4 * time.Second), Timeout: time.Duration(4 * time.Second),
} }
} }
response, error := c.client.Get(host)
req, err := http.NewRequest("GET", host, nil)
if err != nil {
return err
}
if c.BasicUsername != "" || c.BasicPassword != "" {
req.SetBasicAuth(c.BasicUsername, c.BasicPassword)
}
response, error := c.client.Do(req)
if error != nil { if error != nil {
return error return error
} }