[prometheus-artifactory-exporter] Allow setting additional labels on …

…deployment and pods (#23)

* Allow setting additional labels on deployment and pods

- Adds `extraDeploymentLabels` that will add additional labels to the
  deployment
- Adds `extraPodLabels` that will add additional labels on the pod

* Update chart version

* Fix linter error

charts/prometheus-artifactory-exporter/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "1.14.0"
 description: A Helm chart for the Prometheus Artifactory Exporter
 name: prometheus-artifactory-exporter
-version: 0.6.3
+version: 0.6.4
 keywords:
   - metrics
   - artifactory

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

@@ -7,6 +7,9 @@ metadata:
     chart: {{ template "prometheus-artifactory-exporter.chart" . }}
     release: {{ .Release.Name }}
     heritage: {{ .Release.Service }}
+    {{- with .Values.extraDeploymentLabels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
 spec:
   replicas: {{ .Values.replicaCount }}
   selector:
@@ -18,6 +21,9 @@ spec:
       labels:
         app: {{ template "prometheus-artifactory-exporter.name" . }}
         release: {{ .Release.Name }}
+        {{- with .Values.extraPodLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
     {{- if .Values.podAnnotations }}
       annotations:
         {{ toYaml .Values.podAnnotations | nindent 8 }}

charts/prometheus-artifactory-exporter/values.yaml

@@ -116,6 +116,12 @@ initContainers: []
 # Extra containers for the exporter pod
 extraContainers: []
 
+# Extra labels for the exporter deployment
+extraDeploymentLabels: {}
+
+# Extra labels for the exporter pod
+extraPodLabels: {}
+
 # Extra Volumes for the pod
 extraVolumes: []
 # - name: example