make hostpath-provisioner optional for the docker registry

roles/hostpath-provisioner/tasks/main.yml

@@ -19,9 +19,12 @@
 
   - name: Copy the PersistentVolumeClaim object definition
     copy: src=registry-storage-pvc.yaml dest=/tmp/registry-storage-pvc.yaml
+    when: hostpath_provisioner_options.patch_docker_registry
 
   - name: Create a PersistentVolumeClaim for the docker-registry
     command: oc create -n default -f /tmp/registry-storage-pvc.yaml
+    when: hostpath_provisioner_options.patch_docker_registry
 
   - name: Add the new volume to docker-registry
     command: oc volume dc docker-registry -n default --add=true --overwrite=true --type=persistentVolumeClaim --name=registry-storage --claim-name=registry-storage
+    when: hostpath_provisioner_options.patch_docker_registry

roles/hostpath-provisioner/vars/main.yml

@@ -5,3 +5,4 @@
     target_namespace: default
     docker_image: nmasse/openshift-hostpath-provisioner:latest
     template: https://raw.githubusercontent.com/nmasse-itix/OpenShift-HostPath-Provisioner/master/setup/hostpath-provisioner-template.yaml
+    patch_docker_registry: true