Move Redis into its own role

roles/gitlab/meta/main.yml

@@ -3,3 +3,7 @@ allow_duplicates: no
 dependencies:
   - role: apache-php
   - role: mysql
+  - role: redis
+  - role: postfix-null
+    vars:
+      postfix_domain: {{ gitlab_url }}

roles/gitlab/tasks/main.yml

@@ -52,37 +52,6 @@
           - runit
           - yarn
           - zlib1g-dev
-    - name: Install and configure Redis
-      block:
-        - name: Install packages
-          apt:
-            name: "redis-server"
-          register: repo2
-        - name: Disable service
-          service:
-            name: redis-server
-            state: stopped
-          when: repo2 is changed
-        - name: Copy config
-          copy:
-            src: redis.conf
-            dest: "/etc/redis/redis.conf"
-        - name: Copy tmpfiles config
-          copy:
-            src: redis-tmpfile.conf
-            dest: "/etc/tmpfiles.d/redis.conf"
-        - name: Create socket directory
-          file:
-            path: "/var/run/redis"
-            state: directory
-            mode: 755
-            owner: redis
-            group: redis
-        - name: Enable and start service
-          service:
-            name: redis-server
-            state: started
-            enabled: yes
     - name: Add gitlab user
       user:
         name: git

roles/redis/handlers/main.yml

@@ -0,0 +1,8 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+- name: restart redis
+  service:
+    name: redis-server
+    state: restarted
+  become: yes

roles/redis/meta/main.yml

@@ -0,0 +1,2 @@
+---
+allow_duplicates: no

roles/redis/tasks/main.yml

@@ -0,0 +1,31 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+- name: Set up Redis
+  block:
+    - name: Install Redis
+      apt:
+        name: "redis-server"
+      register: apt-results
+    - name: Copy configs
+      template:
+        src: "{{ item.src }}"
+        dest: "{{ item.dest }}"
+      loop:
+        - { src: "redis.conf", dest: "/etc/redis/redis.conf" }
+        - { src: "redis-tmpfiles.conf", dest: "/etc/tmpfiles.d/redis.conf" }
+      notify: restart redis
+    - name: Create socket directory
+      file:
+        path: "/var/run/redis"
+        state: directory
+        mode: "0755"
+        owner: redis
+        group: redis
+      notify: restart redis
+    - name: Start service
+      service:
+        name: redis-server
+        state: started
+        enabled: yes
+  become: yes

roles/redis/templates/main.cf

@@ -0,0 +1,5 @@
+myhostname = {{ postfix_hostname }}
+myorigin = $mydomain
+#relayhost = $mydomain
+inet_interfaces = loopback-only
+mydestination =