Use systemd module instead of shell

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

Change-Id: Ie532a7892e12c9d869883d49e5d0e2fabcc05f65

handlers/main.yml

@@ -12,15 +12,10 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
-- name: Reload systemd daemon
-  command: "systemctl daemon-reload"
-  notify:
-    - Restart glance services
-
 - name: Restart glance services
-  service:
+  systemd:
     name: "{{ item.value.service_name }}"
     state: "restarted"
+    daemon_reload: yes
   with_dict: "{{ glance_services }}"
   when: inventory_hostname in groups[item.value.group]

tasks/glance_init_systemd.yml

@@ -63,4 +63,4 @@
   with_dict: "{{ glance_services }}"
   when: inventory_hostname in groups[item.value.group]
   notify:
-    - Reload systemd daemon
+    - Restart glance services