Move commons for deploying monitors into separate playbook

Change-Id: I83fe58355577e48d512002ee8c21252e2a10ab1a

backend/common/decapod_common/playbooks/plays/deploy_mon.yaml

@@ -0,0 +1,31 @@
+---
+# Copyright (c) 2017 Mirantis Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# 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.
+
+
+- hosts: mons
+  become: true
+  roles:
+  - ceph-mon
+
+- hosts: mons
+  become: true
+  tasks:
+  - name: Enable monitors on startup
+    systemd:
+      daemon_reload: yes
+      enabled: yes
+      state: started
+      name: "ceph-mon@{{ ansible_hostname }}"

plugins/playbook/add_mon/decapod_plugin_playbook_add_mon/playbook.yaml

@@ -23,7 +23,4 @@
   roles:
   - ceph-fetch-keys
 
-- hosts: mons
-  become: true
-  roles:
-  - ceph-mon
+- include: "{{ decapod_common_playbooks }}/plays/deploy_mon.yaml"

plugins/playbook/deploy_cluster/decapod_plugin_playbook_deploy_cluster/playbook.yaml

@@ -17,10 +17,7 @@
 
 - include: "{{ decapod_common_playbooks }}/plays/init.yaml"
 
-- hosts: mons
-  become: True
-  roles:
-  - ceph-mon
+- include: "{{ decapod_common_playbooks }}/plays/deploy_mon.yaml"
 
 - hosts: agents
   become: True
@@ -64,18 +61,14 @@
   roles:
   - ceph-iscsi-gw
 
-
-# Hacks for ceph-ansible setup
-# Please check upstream bugs and remove these workarounds after
-# proper fixes will be merged
-
-# By default, ceph-ansible do not enable monitors so after restart
-# processes won't up.
-- hosts: mons
+- hosts: all
   become: true
   tasks:
-  - name: Enable monitors on startup
-    command: systemctl enable ceph-mon.service
+  - name: Enable ceph.target
+    systemd:
+      daemon_reload: yes
+      enabled: yes
+      name: ceph.target
 
 # By default, ceph-ansible do not enable rgws so after restart
 # processes won't up.
@@ -90,6 +83,3 @@
       src: /lib/systemd/system/ceph-radosgw@.service
       dest: "/etc/systemd/system/ceph.target.wants/ceph-radosgw@rgw.{{ ansible_hostname }}.service"
       state: link
-
-  - name: Enable ceph.target
-    command: systemctl enable ceph.target