Remove one layer of includes

Under certain ansible versions, the default recursion level could
be reached, causing failures. We need to make sure we don't
go deep in levels, multiplying the useless includes.

This ceph_all file was not needed, and everything can be done
directly in main.yml.

Change-Id: I1c20f468faa53a76338b774c6afce2f7d6545bd7

tasks/ceph_all.yml

@@ -1,57 +0,0 @@
----
-# Copyright 2015, Serge van Ginderachter <serge@vanginderachter.be>
-#
-# 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.
-
-- name: Gather variables for each operating system
-  include_vars: "{{ item }}"
-  with_first_found:
-    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
-    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
-    - "{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
-    - "{{ ansible_distribution | lower }}.yml"
-    - "{{ ansible_os_family | lower }}.yml"
-  tags:
-    - always
-
-- include: "ceph_preinstall_{{ ansible_pkg_mgr }}.yml"
-  when:
-    - ceph_pkg_source != 'distro'
-  tags:
-    - ceph-install
-
-- include: ceph_install.yml
-  tags:
-    - ceph-install
-
-- include: ceph_install_python_libs.yml
-  static: no
-  when:
-    - openstack_service_venv_bin != ''
-  tags:
-    - ceph-install
-
-- include: ceph_get_mon_host.yml
-  tags:
-    - ceph-config
-
-- include: ceph_config.yml
-  tags:
-    - ceph-config
-
-- include: ceph_auth.yml
-  static: no
-  when:
-    - cephx | bool
-  tags:
-   - ceph-config

tasks/main.yml

@@ -13,10 +13,63 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-- include: ceph_all.yml
+- name: Gather variables for each operating system
+  include_vars: "{{ item }}"
+  with_first_found:
+    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
+    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
+    - "{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
+    - "{{ ansible_distribution | lower }}.yml"
+    - "{{ ansible_os_family | lower }}.yml"
+  tags:
+    - always
+
+- include: "ceph_preinstall_{{ ansible_pkg_mgr }}.yml"
+  when:
+    - ceph_mons != []
+    - ceph_mons | list == ceph_mons
+    - ceph_pkg_source != 'distro'
+  tags:
+    - ceph-install
+
+- include: ceph_install.yml
+  static: no
+  when:
+    - ceph_mons != []
+    - ceph_mons | list == ceph_mons
+  tags:
+    - ceph-install
+
+- include: ceph_install_python_libs.yml
+  static: no
+  when:
+    - ceph_mons != []
+    - ceph_mons | list == ceph_mons
+    - openstack_service_venv_bin != ''
+  tags:
+    - ceph-install
+
+- include: ceph_get_mon_host.yml
   static: no
   when:
     - ceph_mons != []
     - ceph_mons | list == ceph_mons
   tags:
     - ceph-config
+
+- include: ceph_config.yml
+  static: no
+  when:
+    - ceph_mons != []
+    - ceph_mons | list == ceph_mons
+  tags:
+    - ceph-config
+
+- include: ceph_auth.yml
+  static: no
+  when:
+    - cephx | bool
+    - ceph_mons != []
+    - ceph_mons | list == ceph_mons
+  tags:
+   - ceph-config