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Add OpenTelemetry tracing and metrics support

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This commit is contained in:
Tom Moulard 2022-11-29 15:34:05 +01:00 • committed by GitHub
parent db287c4d31
commit 0d81fac3fc
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19 changed files with 2199 additions and 90 deletions
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47
cmd/traefik/traefik.go
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@ -504,24 +504,30 @@ func registerMetricClients(metricsConfig *types.Metrics) []metrics.Registry {
logger := log.With().Str(logs.MetricsProviderName, "datadog").Logger()
registries = append(registries, metrics.RegisterDatadog(logger.WithContext(context.Background()), metricsConfig.Datadog))
logger.Debug().Msgf("Configured Datadog metrics: pushing to %s once every %s",
metricsConfig.Datadog.Address, metricsConfig.Datadog.PushInterval)
logger.Debug().
Str("address", metricsConfig.Datadog.Address).
Str("pushInterval", metricsConfig.Datadog.PushInterval.String()).
Msgf("Configured Datadog metrics")
}
if metricsConfig.StatsD != nil {
logger := log.With().Str(logs.MetricsProviderName, "statsd").Logger()
registries = append(registries, metrics.RegisterStatsd(logger.WithContext(context.Background()), metricsConfig.StatsD))
logger.Debug().Msgf("Configured StatsD metrics: pushing to %s once every %s",
metricsConfig.StatsD.Address, metricsConfig.StatsD.PushInterval)
logger.Debug().
Str("address", metricsConfig.StatsD.Address).
Str("pushInterval", metricsConfig.StatsD.PushInterval.String()).
Msg("Configured StatsD metrics")
}
if metricsConfig.InfluxDB != nil {
logger := log.With().Str(logs.MetricsProviderName, "influxdb").Logger()
registries = append(registries, metrics.RegisterInfluxDB(logger.WithContext(context.Background()), metricsConfig.InfluxDB))
logger.Debug().Msgf("Configured InfluxDB metrics: pushing to %s once every %s",
metricsConfig.InfluxDB.Address, metricsConfig.InfluxDB.PushInterval)
logger.Debug().
Str("address", metricsConfig.InfluxDB.Address).
Str("pushInterval", metricsConfig.InfluxDB.PushInterval.String()).
Msg("Configured InfluxDB metrics")
}
if metricsConfig.InfluxDB2 != nil {
@ -530,8 +536,25 @@ func registerMetricClients(metricsConfig *types.Metrics) []metrics.Registry {
influxDB2Register := metrics.RegisterInfluxDB2(logger.WithContext(context.Background()), metricsConfig.InfluxDB2)
if influxDB2Register != nil {
registries = append(registries, influxDB2Register)
logger.Debug().Msgf("Configured InfluxDB v2 metrics: pushing to %s (%s org/%s bucket) once every %s",
metricsConfig.InfluxDB2.Address, metricsConfig.InfluxDB2.Org, metricsConfig.InfluxDB2.Bucket, metricsConfig.InfluxDB2.PushInterval)
logger.Debug().
Str("address", metricsConfig.InfluxDB2.Address).
Str("bucket", metricsConfig.InfluxDB2.Bucket).
Str("organization", metricsConfig.InfluxDB2.Org).
Str("pushInterval", metricsConfig.InfluxDB2.PushInterval.String()).
Msg("Configured InfluxDB v2 metrics")
}
}
if metricsConfig.OpenTelemetry != nil {
logger := log.With().Str(logs.MetricsProviderName, "openTelemetry").Logger()
openTelemetryRegistry := metrics.RegisterOpenTelemetry(logger.WithContext(context.Background()), metricsConfig.OpenTelemetry)
if openTelemetryRegistry != nil {
registries = append(registries, openTelemetryRegistry)
logger.Debug().
Str("address", metricsConfig.OpenTelemetry.Address).
Str("pushInterval", metricsConfig.OpenTelemetry.PushInterval.String()).
Msg("Configured OpenTelemetry metrics")
}
}
@ -617,6 +640,14 @@ func setupTracing(conf *static.Tracing) *tracing.Tracing {
}
}
if conf.OpenTelemetry != nil {
if backend != nil {
log.Error().Msg("Tracing backends are all mutually exclusive: cannot create OpenTelemetry backend.")
} else {
backend = conf.OpenTelemetry
}
}
if backend == nil {
log.Debug().Msg("Could not initialize tracing, using Jaeger by default")
defaultBackend := &jaeger.Config{}