Add support for not taking over a server (no matrix-nginx-proxy) and disabling Riot

roles/matrix-server/tasks/setup_riot_web.yml

@@ -1,5 +1,9 @@
 ---
 
+#
+# Tasks related to setting up riot-web
+#
+
 - name: Ensure Matrix riot-web paths exists
   file:
     path: "{{ matrix_nginx_riot_web_data_path }}"
@@ -7,10 +11,12 @@
     mode: 0750
     owner: "{{ matrix_user_username }}"
     group: "{{ matrix_user_username }}"
+  when: matrix_riot_web_enabled
 
 - name: Ensure riot-web Docker image is pulled
   docker_image:
     name: "{{ docker_riot_image }}"
+  when: matrix_riot_web_enabled
 
 - name: Ensure Matrix riot-web configured
   template:
@@ -22,9 +28,42 @@
   with_items:
     - "riot.im.conf"
     - "config.json"
+  when: matrix_riot_web_enabled
 
 - name: Ensure matrix-riot-web.service installed
   template:
     src: "{{ role_path }}/templates/systemd/matrix-riot-web.service.j2"
     dest: "/etc/systemd/system/matrix-riot-web.service"
-    mode: 0644
+    mode: 0644
+  when: matrix_riot_web_enabled
+
+#
+# Tasks related to getting rid of riot-web (if it was previously enabled)
+#
+
+- name: Check existence of matrix-riot-web service
+  stat: path="/etc/systemd/system/matrix-riot-web.service"
+  register: matrix_riot_web_service_stat
+
+- name: Ensure matrix-riot-web is stopped
+  service: name=matrix-riot-web state=stopped daemon_reload=yes
+  register: stopping_result
+  when: "not matrix_riot_web_enabled and matrix_riot_web_service_stat.stat.exists"
+
+- name: Ensure matrix-riot-web.service doesn't exist
+  file:
+    path: "/etc/systemd/system/matrix-riot-web.service"
+    state: absent
+  when: "not matrix_riot_web_enabled and matrix_riot_web_service_stat.stat.exists"
+
+- name: Ensure Matrix riot-web paths doesn't exist
+  file:
+    path: "{{ matrix_nginx_riot_web_data_path }}"
+    state: absent
+  when: "not matrix_riot_web_enabled"
+
+- name: Ensure riot-web Docker image doesn't exist
+  docker_image:
+    name: "{{ docker_riot_image }}"
+    state: absent
+  when: "not matrix_riot_web_enabled"