Use systemd module instead of shell

Using ansible systemd module to daemon reload and service reload is the solution for the future.

Change-Id: If2e4c74ebf8a28d5a777c404cfcc179db32de3f3

handlers/main.yml

@@ -13,15 +13,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-- name: Reload systemd daemon
-  command: "systemctl daemon-reload"
-  notify:
-    - Restart cinder services
-
 - name: Restart cinder services
-  service:
+  systemd:
     name: "{{ item.value.service_name }}"
     state: restarted
+    daemon_reload: yes
   with_dict: "{{ cinder_services }}"
   when:
     - inventory_hostname in groups[item.value.group]

tasks/cinder_init_systemd.yml

@@ -74,4 +74,4 @@
     - inventory_hostname in groups[item.value.group]
     - "{{ item.value.condition | default(true) }}"
   notify:
-    - Reload systemd daemon
+    - Restart cinder services