Work with cleardb/mysql as it provides clean username/password for JDBC

hack/start.sh

@@ -3,4 +3,19 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $DIR
 
-java -jar -Dspring.profiles.active="in-memory" spring-music.jar
+if [[ "${DATABASE_JDBC_URL:-X}" == "X" ]]; then
+  java -jar -Dspring.profiles.active="in-memory" spring-music.jar
+else
+  if [[ "${DATABASE_JDBC_URL}" =~ "jdbc:mysql" ]]; then
+    java -jar -Dspring.profiles.active=mysql \
+              -Dspring.datasource.url=${DATABASE_JDBC_URL} \
+              -Dspring.datasource.username=${DATABASE_USERNAME} \
+              -Dspring.datasource.password=${DATABASE_PASSWORD} \
+              -Dspring.datasource.driver-class-name=com.mysql.jdbc.Driver \
+      spring-music.jar
+  else
+    echo "ERROR: unknown \$DATABASE_JDBC_URL protocol; currently supporting jdbc:mysql://"
+    echo "-- \$DATABASE_JDBC_URL: $DATABASE_JDBC_URL"
+    exit 1
+  fi
+fi

templates/deployment.yaml

@@ -23,11 +23,7 @@ spec:
         - name: {{ .Chart.Name }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
-          command:
-            - java
-            - -jar
-            - -Dspring.profiles.active={{ .Values.database.springprofile }}
-            - build/libs/spring-music.jar
+          command: ['/app/start.sh']
           ports:
             - name: http
               containerPort: 8080
@@ -38,6 +34,21 @@ spec:
               secretKeyRef:
                 name: {{ template "app-with-binding.fullname" . }}-db-secret
                 key: uri
+          - name: DATABASE_JDBC_URL
+            valueFrom:
+              secretKeyRef:
+                name: {{ template "app-with-binding.fullname" . }}-db-secret
+                key: jdbcUrl
+          - name: DATABASE_USERNAME
+            valueFrom:
+              secretKeyRef:
+                name: {{ template "app-with-binding.fullname" . }}-db-secret
+                key: username
+          - name: DATABASE_PASSWORD
+            valueFrom:
+              secretKeyRef:
+                name: {{ template "app-with-binding.fullname" . }}-db-secret
+                key: password
           livenessProbe:
             httpGet:
               path: /

values.yaml

@@ -6,11 +6,9 @@ replicaCount: 1
 
 database:
   instance: app-db
-  # springprofile: postgres
-  springprofile: in-memory
 
 image:
-  repository: mxplusb/spring-music
+  repository: drnic/spring-music
   tag: latest
   pullPolicy: IfNotPresent