tomcat: added secrets manifest for sensitive variables.

A secret volume named `tomcat` is created to store password variables.

tomcat/Chart.yaml

@@ -2,7 +2,7 @@ name: tomcat
 home: http://tomcat.apache.org
 source:
 - https://github.com/bitnami/bitnami-docker-tomcat
-version: 0.2.0
+version: 0.2.1
 description: Chart for Apache Tomcat
 maintainers:
 - Bitnami <containers@bitnami.com>

tomcat/manifests/tomcat-rc.yaml

@@ -25,7 +25,10 @@ spec:
         - name: TOMCAT_USER
           value: "user"
         - name: TOMCAT_PASSWORD
-          value: ""
+          valueFrom:
+            secretKeyRef:
+              name: tomcat
+              key: tomcat-password
         ports:
         - name: http
           containerPort: 8080

tomcat/manifests/tomcat-secrets.yaml

@@ -0,0 +1,11 @@
+#helm:generate helmc tpl -d tpl/values.toml -o manifests/tomcat-secrets.yaml $HELM_GENERATE_FILE
+apiVersion: v1
+kind: Secret
+metadata:
+  name: tomcat
+  labels:
+    provider: tomcat
+    heritage: bitnami
+type: Opaque
+data:
+  tomcat-password: ""

tomcat/tpl/tomcat-rc.yaml

@@ -25,7 +25,10 @@ spec:
         - name: TOMCAT_USER
           value: {{ .tomcatUser | quote }}
         - name: TOMCAT_PASSWORD
-          value: {{ .tomcatPassword | quote }}
+          valueFrom:
+            secretKeyRef:
+              name: tomcat
+              key: tomcat-password
         ports:
         - name: http
           containerPort: 8080

tomcat/tpl/tomcat-secrets.yaml

@@ -0,0 +1,11 @@
+#helm:generate helmc tpl -d tpl/values.toml -o manifests/tomcat-secrets.yaml $HELM_GENERATE_FILE
+apiVersion: v1
+kind: Secret
+metadata:
+  name: tomcat
+  labels:
+    provider: tomcat
+    heritage: bitnami
+type: Opaque
+data:
+  tomcat-password: {{ .tomcatPassword | b64enc | quote }}