feat(helm): allow to customize init image (#18649)

* feat(helm): allow to customize init image

* chore(helm): bump chart version to 0.5.8

helm/superset/Chart.yaml

@@ -22,7 +22,7 @@ maintainers:
   - name: craig-rueda
     email: craig@craigrueda.com
     url: https://github.com/craig-rueda
-version: 0.5.7
+version: 0.5.8
 dependencies:
 - name: postgresql
   version: 10.2.0

helm/superset/values.schema.json

@@ -111,6 +111,26 @@
         "imagePullSecrets": {
             "type": "array"
         },
+        "initImage": {
+            "type": "object",
+            "additionalProperties": false,
+            "properties": {
+                "repository": {
+                    "type": "string"
+                },
+                "tag": {
+                    "type": "string"
+                },
+                "pullPolicy": {
+                    "$ref": "https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/v1.23.0/_definitions.json##/definitions/io.k8s.api.core.v1.Container/properties/imagePullPolicy"
+                }
+            },
+            "required": [
+                "repository",
+                "tag",
+                "pullPolicy"
+            ]
+        },
         "service": {
             "type": "object",
             "additionalProperties": false,

helm/superset/values.yaml

@@ -165,6 +165,10 @@ image:
 
 imagePullSecrets: []
 
+initImage:
+  repository: busybox
+  tag: latest
+  pullPolicy: IfNotPresent
 
 service:
   type: ClusterIP
@@ -231,8 +235,8 @@ supersetNode:
   forceReload: false # If true, forces deployment to reload on each upgrade
   initContainers:
     - name: wait-for-postgres
-      image: busybox:latest
-      imagePullPolicy: IfNotPresent
+      image: "{{ .Values.initImage.repository }}:{{ .Values.initImage.tag }}"
+      imagePullPolicy: "{{ .Values.initImage.pullPolicy }}"
       envFrom:
         - secretRef:
             name: '{{ tpl .Values.envFromSecret . }}'
@@ -252,8 +256,8 @@ supersetWorker:
   forceReload: false # If true, forces deployment to reload on each upgrade
   initContainers:
     - name: wait-for-postgres
-      image: busybox:latest
-      imagePullPolicy: IfNotPresent
+      image: "{{ .Values.initImage.repository }}:{{ .Values.initImage.tag }}"
+      imagePullPolicy: "{{ .Values.initImage.pullPolicy }}"
       envFrom:
         - secretRef:
             name: '{{ tpl .Values.envFromSecret . }}'
@@ -275,8 +279,8 @@ supersetCeleryBeat:
   forceReload: false # If true, forces deployment to reload on each upgrade
   initContainers:
     - name: wait-for-postgres
-      image: busybox:latest
-      imagePullPolicy: IfNotPresent
+      image: "{{ .Values.initImage.repository }}:{{ .Values.initImage.tag }}"
+      imagePullPolicy: "{{ .Values.initImage.pullPolicy }}"
       envFrom:
         - secretRef:
             name: '{{ tpl .Values.envFromSecret . }}'
@@ -314,8 +318,8 @@ init:
     password: admin
   initContainers:
     - name: wait-for-postgres
-      image: busybox:latest
-      imagePullPolicy: IfNotPresent
+      image: "{{ .Values.initImage.repository }}:{{ .Values.initImage.tag }}"
+      imagePullPolicy: "{{ .Values.initImage.pullPolicy }}"
       envFrom:
         - secretRef:
             name: '{{ tpl .Values.envFromSecret . }}'