[stable/elasticsearch-exporter] Add imagePullSecret support (#14887)

Signed-off-by: Julian Schlichtholz <jschlichtholz@salesforce.com>

stable/elasticsearch-exporter/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Elasticsearch stats exporter for Prometheus
 name: elasticsearch-exporter
-version: 1.4.1
+version: 1.5.0
 appVersion: 1.0.2
 home: https://github.com/justwatchcom/elasticsearch_exporter
 sources:

stable/elasticsearch-exporter/README.md

@@ -49,6 +49,7 @@ Parameter | Description | Default
 `image.repository` | container image repository | `justwatch/elasticsearch_exporter`
 `image.tag` | container image tag | `1.0.2`
 `image.pullPolicy` | container image pull policy | `IfNotPresent`
+`image.pullSecret` | container image pull secret | `""`
 `resources` | resource requests & limits | `{}`
 `priorityClassName` | priorityClassName | `nil`
 `nodeSelector` | Node labels for pod assignment | `{}`

stable/elasticsearch-exporter/templates/deployment.yaml

@@ -30,6 +30,10 @@ spec:
     spec:
 {{- if .Values.priorityClassName }}
       priorityClassName: "{{ .Values.priorityClassName }}"
+{{- end }}
+{{- if .Values.image.pullSecret }}
+      imagePullSecrets:
+        - name: {{ .Values.image.pullSecret }}
 {{- end }}
       restartPolicy: {{ .Values.restartPolicy }}
       {{- if .Values.securityContext.enabled }}

stable/elasticsearch-exporter/values.yaml

@@ -10,6 +10,7 @@ image:
   repository: justwatch/elasticsearch_exporter
   tag: 1.0.2
   pullPolicy: IfNotPresent
+  pullSecret: ""
 
 ## Set enabled to false if you don't want securityContext
 ## in your Deployment.