library/roles/mediawiki: Ansible 2.0 compatibility. Give the possibility to only install the dependencies.

mediawiki/defaults/main.yml

@@ -3,6 +3,8 @@
 # This playbook depends on the php-fpm, mysql role and nginx or apache2
 #
 mw_install_from_package: False
+# We have some cases when we only want to install the dependencies and prepare the environment
+mw_install_from_tar: True
 mw_version: 1.25
 mw_minor_minor: 1
 mw_download_url: http://releases.wikimedia.org/mediawiki/{{ mw_version }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }}.tar.gz
@@ -18,6 +20,8 @@ mw_php_prereq:
   - php-pear
   - php5-ldap
   - imagemagick
+  - spawn-fcgi
+  - fcgiwrap
 
 # This choice is not recommended. The package has a poor list of dependencies. We do not want to deal with those
 mw_package:

mediawiki/tasks/main.yml

@@ -1,7 +1,7 @@
 ---
 - name: Install the php prerequisites
   apt: name={{ item }} state=present
-  with_items: mw_php_prereq
+  with_items: '{{ mw_php_prereq }}'
   tags: mediawiki
 
 - name: Ensure that the download and install dirs exist
@@ -13,31 +13,29 @@
   
 - name: Download the mediawiki tar file
   get_url: url={{ mw_download_url }} dest={{ mw_download_dir }}
-  when: not mw_install_from_package
-  register: mw_download
+  when:
+    - not mw_install_from_package
+    - mw_install_from_tar
   tags: mediawiki
 
 - name: Unpack the mediawiki tar file
   unarchive: copy=no src={{ mw_download_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }}.tar.gz dest={{ mw_download_dir }}
-  when: ( mw_download | changed )
+  args:
+    creates: '{{ mw_download_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }}/INSTALL'
+  when: mw_install_from_tar
   tags: mediawiki
 
 - name: Move the mediawiki files to the right place
   command: cp -a {{ mw_download_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }} {{ mw_install_dir }}/{{ item.virthost }}
   args:
     creates: '{{ mw_install_dir }}/{{ item.virthost }}/index.php'
-  with_items: phpfpm_pools
-  register: unpack_mediawiki
+  with_items: '{{ phpfpm_pools }}'
+  when: mw_install_from_tar
   tags: mediawiki
 
 - name: Set the correct ownership of the mediawiki files
   file: dest={{ mw_install_dir }}/{{ item.virthost }} owner={{ item.user }} group={{ item.group }} recurse=yes state=directory
-  with_items: phpfpm_pools
-  tags: mediawiki
-
-- name: Remove the original mediawiki unpacked distribution
-  command: rm -fr {{ mw_download_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }}
-  when: ( unpack_mediawiki | changed )
+  with_items: '{{ phpfpm_pools }}'
   tags: mediawiki
 
 - name: Create the mediawiki conf dir