Overwrite prometheus relabel config if provided

agarakan · agarakan · commit 4eb348306ed4 · 2025-08-12T21:39:58.000Z
diff --git a/translator/translate/otel/receiver/prometheus/translator.go b/translator/translate/otel/receiver/prometheus/translator.go
@@ -186,12 +186,8 @@ func addDefaultRelabelConfigs(scrapeConfigs []*config.ScrapeConfig) {
 
 	for _, scrapeConfig := range scrapeConfigs {
 		if hasFileServiceDiscovery(scrapeConfig) {
-			if len(scrapeConfig.RelabelConfigs) == 0 {
-				scrapeConfig.RelabelConfigs = defaultRelabelConfigs
-			}
-			if len(scrapeConfig.MetricRelabelConfigs) == 0 {
-				scrapeConfig.MetricRelabelConfigs = defaultMetricRelabelConfigs
-			}
+			scrapeConfig.RelabelConfigs = defaultRelabelConfigs
+			scrapeConfig.MetricRelabelConfigs = defaultMetricRelabelConfigs
 		}
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -186,12 +186,8 @@ func addDefaultRelabelConfigs(scrapeConfigs []*config.ScrapeConfig) {`
`186`	`186`
`187`	`187`	`for _, scrapeConfig := range scrapeConfigs {`
`188`	`188`	`if hasFileServiceDiscovery(scrapeConfig) {`
`189`		`- if len(scrapeConfig.RelabelConfigs) == 0 {`
`190`		`- scrapeConfig.RelabelConfigs = defaultRelabelConfigs`
`191`		`- }`
`192`		`- if len(scrapeConfig.MetricRelabelConfigs) == 0 {`
`193`		`- scrapeConfig.MetricRelabelConfigs = defaultMetricRelabelConfigs`
`194`		`- }`
	`189`	`+ scrapeConfig.RelabelConfigs = defaultRelabelConfigs`
	`190`	`+ scrapeConfig.MetricRelabelConfigs = defaultMetricRelabelConfigs`
`195`	`191`	`}`
`196`	`192`	`}`
`197`	`193`	`}`