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Merge pull request #8044 from prometheus/beorn7/metrics

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Instrumentation: Report valid configs in the respective metrics from the beginning
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Björn Rabenstein 2020-10-12 23:32:02 +02:00 committed by GitHub
commit 71577e45eb
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8
cmd/prometheus/main.go
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@ -290,6 +290,14 @@ func main() {
level.Error(logger).Log("msg", fmt.Sprintf("Error loading config (--config.file=%s)", cfg.configFile), "err", err)
os.Exit(2)
}
// Now that the validity of the config is established, set the config
// success metrics accordingly, although the config isn't really loaded
// yet. This will happen later (including setting these metrics again),
// but if we don't do it now, the metrics will stay at zero until the
// startup procedure is complete, which might take long enough to
// trigger alerts about an invalid config.
configSuccess.Set(1)
configSuccessTime.SetToCurrentTime()
cfg.web.ReadTimeout = time.Duration(cfg.webTimeout)
// Default -web.route-prefix to path of -web.external-url.