Add persistent volumes to Rabbitmq

The dir /var/lib/rabbitmq needs to remain persistent.

Change-Id: Ib9db0bcfbc3188fdc1b0b0937946e6a27d38eed6
Implements: blueprint rabbitmq-kubernetes

etc/kolla-kubernetes/service_resources.yml

@@ -128,8 +128,20 @@ kolla-kubernetes:
     resources:
       secret:
       disk:
+      - name: rabbitmq-disk
+        template: services/common/common-disk.sh.j2
+        vars:
+          size_in_gb: 10
       pv:
+      - name: rabbitmq-pv
+        template: services/common/common-pv.yml.j2
+        vars:
+          size_in_gb: 10
       pvc:
+      - name: rabbitmq-pvc
+        template: services/common/common-pvc.yml.j2
+        vars:
+          size_in_gb: 10
       svc:
       - name: rabbitmq-service-management
         template: services/rabbitmq/rabbitmq-service-management.yml.j2

services/rabbitmq/rabbitmq-bootstrap-job.yml.j2

@@ -1,3 +1,4 @@
+{%- set resourceName = kolla_kubernetes.cli.args.service_name %}
 apiVersion: batch/v1
 kind: Job
 spec:
@@ -27,8 +28,8 @@ spec:
           configMap:
             name: rabbitmq-configmap
         - name: rabbitmq-persistent-storage
-          hostPath:
-            path: /var/lib/rabbitmq
+          persistentVolumeClaim:
+            claimName: {{ resourceName }}
         - name: kolla-logs
           emptyDir: {}
       restartPolicy: OnFailure

services/rabbitmq/rabbitmq-pod.yml.j2

@@ -1,3 +1,4 @@
+{%- set resourceName = kolla_kubernetes.cli.args.service_name %}
 apiVersion: v1
 kind: ReplicationController
 spec:
@@ -32,8 +33,8 @@ spec:
           configMap:
             name: rabbitmq-configmap
         - name: rabbitmq-persistent-storage
-          hostPath:
-            path: /var/lib/rabbitmq
+          persistentVolumeClaim:
+            claimName: {{ resourceName }}
         - name: kolla-logs
           emptyDir: {}
 metadata:

services/rabbitmq/rabbitmq-service-management.yml.j2

@@ -7,4 +7,4 @@ spec:
   selector:
     service: rabbitmq
 metadata:
-   name: rabbitmq-management
+   name: rabbitmq-management

services/rabbitmq/rabbitmq-service.yml.j2

@@ -7,4 +7,4 @@ spec:
   selector:
     service: rabbitmq
 metadata:
-   name: rabbitmq
+   name: rabbitmq