[prometheus-redis-exporter] Add custom labels support (#1102)

Signed-off-by: Victor Boissiere <victor.boissiere@qonto.com>

charts/prometheus-redis-exporter/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: 1.11.1
 description: Prometheus exporter for Redis metrics
 name: prometheus-redis-exporter
-version: 4.0.2
+version: 4.1.0
 home: https://github.com/oliver006/redis_exporter
 sources:
   - https://github.com/oliver006/redis_exporter

charts/prometheus-redis-exporter/templates/deployment.yaml

@@ -20,6 +20,9 @@ spec:
       labels:
         app: {{ template "prometheus-redis-exporter.name" . }}
         release: {{ .Release.Name }}
+        {{- if .Values.labels }}
+{{ toYaml .Values.labels | indent 8 }}
+        {{- end }}
     spec:
       serviceAccountName: {{ template "prometheus-redis-exporter.serviceAccountName" . }}
       {{- if .Values.image.pullSecrets }}

charts/prometheus-redis-exporter/values.yaml

@@ -41,6 +41,7 @@ affinity: {}
 
 redisAddress: redis://myredis:6379
 annotations: {}
+labels: {}
 #  prometheus.io/path: /metrics
 #  prometheus.io/port: "9121"
 #  prometheus.io/scrape: "true"