gitlab: Add option to disable SELinux related tasks

This will allow this role to also work in environments where SELinux is not enabled :/

roles/gitlab/defaults/main.yml

@@ -53,6 +53,9 @@ gitlab_ssh_port: 22
 gitlab_memory_limit: "4096mb"
 gitlab_memoryswap_limit: "4352mb"
 
+# Enable or disable selinux handling
+gitlab_selinux_enabled: true
+
 # Email/SMTP settings
 gitlab_smtp_address: smtp.example.com
 gitlab_smtp_port: 465

roles/gitlab/tasks/main.yml

@@ -30,6 +30,8 @@
     - "{{ gitlab_telegraf_location }}"
   tags:
     - gitlab
+  when:
+    - gitlab_selinux_enabled
   become: true
 
 - name: Create install directory