Merge pull request #65 from cloudkite-io/add-per-pod-image

Add per pod image config

Author: eduartua

mssql/Chart.yaml

@@ -3,4 +3,4 @@ name: mssql
 description: A Helm chart for Kubernetes
 type: application
 version: 0.1.1
-appVersion: "0.1.1"
+appVersion: "0.1.2"

mssql/sample.values.yaml

@@ -1,4 +1,11 @@
 loadBalancerName: mssql-load-balancer
+
+# Global image configuration
+image:
+  repository: gcr.io/cloudkite-public/mssql
+  tag: "2022"
+  pullPolicy: IfNotPresent
+
 databases:
   - name: db-a
     database: db_a
@@ -27,6 +34,10 @@ databases:
     secretName: db-b-db-secret
     secretKey: sa-password
     edition: Developer
+    image:
+      repository: gcr.io/cloudkite-public/mssql
+      tag: "2019"
+      pullPolicy: IfNotPresent
     initSql: |
       CREATE DATABASE another_db;
       GO;

mssql/templates/statefulset.yaml.yaml

@@ -1,4 +1,8 @@
 {{- range .Values.databases }}
+{{- $image := .image | default dict }}
+{{- $repository := $image.repository | default $.Values.image.repository }}
+{{- $tag := $image.tag | default $.Values.image.tag | toString }}
+{{- $pullPolicy := $image.pullPolicy | default $.Values.image.pullPolicy }}
 ---
 apiVersion: apps/v1
 kind: StatefulSet
@@ -53,7 +57,7 @@ spec:
 
       containers:
         - name: mssql
-          image: gcr.io/cloudkite-public/mssql:2022
+          image: "{{ $repository }}:{{ $tag }}"
           ports:
             - containerPort: 1433
               protocol: TCP
@@ -128,7 +132,7 @@ spec:
             limits:
               memory: "4Gi"
             {{- end }}
-          imagePullPolicy: IfNotPresent
+          imagePullPolicy: {{ $pullPolicy }}
           volumeMounts:
             - name: data
               mountPath: /var/opt/mssql