Added Webservice Name label to upstreamAuthEmptyTokens metric

Author: SamMHD

pkg/auth/authenticator.go

@@ -295,7 +295,7 @@ func validateUpstreamAuthRequest(service WebservicesCacheEntry, request *Request
 	if request != nil {
 		token := request.Request.Header.Get(service.Spec.UpstreamHttpAuth.ReadTokenFrom)
 		if token == "" {
-			upstreamAuthEmptyTokens.Inc()
+			upstreamAuthEmptyTokens.WithLabelValues(service.LocalName()).Inc()
 
 			// uncomment if you want to stop upstream auth call when token is empty
 			// return CerberusReasonUpstreamAuthHeaderEmpty

pkg/auth/metrics.go

@@ -132,11 +132,12 @@ var (
 		[]string{WithDownstreamDeadlineLabel},
 	)
 
-	upstreamAuthEmptyTokens = prometheus.NewCounter(
+	upstreamAuthEmptyTokens = prometheus.NewCounterVec(
 		prometheus.CounterOpts{
 			Name: "upstream_auth_empty_tokens_total",
 			Help: "Total number of UpstreamAuth requests that token were empty",
 		},
+		[]string{WebserviceLabel},
 	)
 )