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4 commits

Author SHA1 Message Date
Roman Khavronenko
8aee209c53
lib/promscrape: remove datacenter field from nomad_sd_config (#3612)
Looks like `datacenter` field isn't part of `/v1/services` API.
See https://developer.hashicorp.com/nomad/api-docs/services#list-services
and https://developer.hashicorp.com/nomad/api-docs/services#read-service

Related issues:
https://github.com/traefik/traefik/issues/9109
https://github.com/prometheus/prometheus/issues/11776

Signed-off-by: hagen1778 <roman@victoriametrics.com>
2023-01-09 09:07:40 +01:00
Aliaksandr Valialkin
f392913d00
lib/promscrape: follow-up after bced9fb978
- Document the bugfix at docs/CHANGELOG.md
- Wait until all the worker goroutines are done in consulWatcher.mustStop()
- Do not log `context canceled` errors when discovering consul serviceNames
- Removed explicit handling of gzipped responses at lib/promscrape/discoveryutils.Client,
  since this handling is automatically performed by net/http.Transport.
  See DisableCompression option at https://pkg.go.dev/net/http#Transport .
- Remove explicit handling of the proxyURL, since it is automatically handled
  by net/http.Transport. See Proxy option at https://pkg.go.dev/net/http#Transport .
- Expliticly set MaxIdleConnsPerHost, since its default value equals to 2.
  Such a small value may result in excess tcp connection churn
  when more than 2 concurrent requests are processed by lib/promscrape/discoveryutils.Client.
- Do not set explicitly the `Host` request header, since it is automatically set by net/http.Client.
- Backport the bugfix to the recently added nomad_sd_configs - see https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3367

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3468
2023-01-05 21:13:06 -08:00
Aliaksandr Valialkin
9f348cf8a1
lib/promscrape/discovery/nomad: follow-up after 48f371a46c
- Remove undocumented `username` and `password` config options from `nomad_sd_config`.
  TODO: probably, remove these options from `consul_sd_config` too?
  These options exist there for backwards compatibility purposes.

- Add __meta_nomad_service_alloc_id and __meta_nomad_service_job_id meta-labels
  These labels contain AllocID and JobID fields for the discovered Nomad services.

- Various typo fixes.

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3367
2023-01-05 18:07:20 -08:00
Karan Sharma
48f371a46c
lib/promscrape: add Prometheus-compatible service discovery for Nomad (#3549)
Add nomad_sd_config support for service discovery
2023-01-05 23:03:58 +01:00