Aliaksandr Valialkin
1430bbcf33
lib/promscrape/discoveryutils: remove limit on the number of concurrently running blocking queries
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Too low limit could result in unexpected errors when performing big number of blocking queries.
2020-12-05 12:15:47 +02:00
Aliaksandr Valialkin
7a889f6850
lib/promscrape: code cleanup after c6dee6c52d
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/574
2020-12-03 19:52:09 +02:00
Nikolay
0b302d33cb
Changes consul discovery api ( #921 )
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* adds consul watch api,
it must reduce load on consul service with blocking wait requests,
changed discoveryClient api with fetchResponseMeta callback.
* small fix
* fix after master merge
* adds watch client at discovery utils
* fixes consul watcher,
changes namings,
fixes data race
* small typo fix
* sanity fix
* fix naming and service node update
2020-12-03 19:52:08 +02:00
Nikolay Khramchikhin
7f96712b38
Adds dockerswarm sd ( #818 )
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* adds dockerswarm service discovery
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/656
Following roles supported: services, tasks and nodes.
Basic, token and tls auth supported.
Added tests for labels generation.
* added unix socket support to discovery utils
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-10-12 16:13:58 +03:00
Aliaksandr Valialkin
1724cc241e
lib/promscrape: properly retry requests on the server closed connection before returning the first response byte error during service discover API calls and target scrapes
2020-08-13 22:32:29 +03:00
Aliaksandr Valialkin
d962568e93
all: use %w instead of %s for wrapping errors in fmt.Errorf
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This will simplify examining the returned errors such as httpserver.ErrorWithStatusCode .
See https://blog.golang.org/go1.13-errors for details.
2020-06-30 23:33:46 +03:00
Aliaksandr Valialkin
62e1908986
lib/promscrape: reduce default value for -promscrape.discovery.concurrency from 500 to 100
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This should reduce load on Kubernetes API server and Consul when big number of targets are discovered
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/574
2020-06-20 17:53:48 +03:00
Aliaksandr Valialkin
73ec5cf460
lib/promscrape: add -promscrape.discovery.concurrency and -promscrape.discovery.concurrentWaitTime flags for tuning the number of concurrent requests to autodiscovery API servers at Consul or Kubernetes
2020-05-19 17:35:59 +03:00
Aliaksandr Valialkin
89aa6dbf56
lib/promscrape: add Prometheus-compatible service discovery for Consul aka consul_sd_configs
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/330
2020-05-04 20:53:06 +03:00
Aliaksandr Valialkin
de5f923476
lib/promscrape: set 30 seconds timeout for discovery api requests
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Previously such requests could hang for long time. This could make debugging harder.
2020-04-29 17:29:03 +03:00
