update..

roles/common/tasks/redis-server.yml

@@ -1,11 +1,17 @@
 
 ---
 
+- name: (redis-server.yml) Set var '_redis_conf'
+  set_fact:
+     _redis_conf: "{{ '/etc/redis.conf' if ansible_distribution == 'CentOS' else '/etc/redis/redis.conf' }}"
+
 - name: (redis-server.yml) update
   apt:
     update_cache: true
     cache_valid_time: "{{ 0 if apt_config_updated is defined and apt_config_updated.changed else apt_update_cache_valid_time }}"
-  when: apt_update|bool
+  when:
+    - ansible_facts['distribution'] == "Debian"
+    - apt_update|bool
   tags:
     - redis-server
 
@@ -17,7 +23,9 @@
     warn: false
   changed_when: _dpkg_configure.stdout_lines | length
   register: _dpkg_configure
-  when: apt_dpkg_configure|bool
+  when:
+    - ansible_facts['distribution'] == "Debian"
+    - apt_update|bool
   tags:
     - redis-server
 
@@ -27,15 +35,30 @@
     upgrade: "{{ apt_upgrade_type }}"
     update_cache: true
     dpkg_options: "{{ apt_upgrade_dpkg_options | join(',') }}"
-  when: apt_upgrade|bool
+  when:
+    - ansible_facts['distribution'] == "Debian"
+    - apt_upgrade|bool
   tags:
     - redis-server
 
 
-- name: (redis-server.yml) Install redis-server packages
+- name: (redis-server.yml) Install redis-server packages (debian system)
   apt:
     name: redis-server
     state: present
+  when:
+    - ansible_facts['distribution'] == "Debian"
+  tags:
+    - redis-server
+
+- name: (redis-server.yml) Install redis packages (centos system)
+  yum:
+    name: redis
+    state: latest
+    update_cache: yes
+  when:
+    - ansible_os_family == "RedHat"
+    - ansible_distribution == "CentOS"
   tags:
     - redis-server
 
@@ -79,23 +102,23 @@
   tags:
     - redis-server
 
-- name: (redis-server.yml)  Check if file '/etc/redis/redis.conf.ORIG' exists
+- name: (redis-server.yml)  Check if redis configuration file exists
   stat:
-    path: /etc/redis/redis.conf.ORIG
+    path: "{{ _redis_conf }}.ORIG"
   register: redis_conf_exists
   tags:
     - redis-server
 
-- name: (redis-server.yml) Backup existing file /etc/redis/redis.conf.
-  command: cp -a /etc/redis/redis.conf /etc/redis/redis.conf.ORIG
+- name: (redis-server.yml) Backup existing redis configuration file.
+  command: cp -a  "{{ _redis_conf }}" "{{ _redis_conf }}".ORIG
   when:
     - redis_conf_exists.stat.exists == False
   tags:
     - redis-server
 
-- name: (redis-server.yml) adjust configuration '/etc/redis/redis.conf'
+- name: (redis-server.yml) adjust redis configuration 
   lineinfile:
-    dest: /etc/redis/redis.conf
+    dest: "{{ _redis_conf }}"
     regexp: "{{ item.regexp }}"
     insertafter: "{{ item.insertafter }}"
     line: "{{ item.key }} {{ item.val }}"