use systemd to control docker-compose setup

defaults/main.yml

@@ -7,8 +7,9 @@ droneci_secret: myveryownsecret
 # Path to the license key file
 # droneci_license_key: # defaults to not set
 
+droneci_restart_policy: always
+
 droneci_server_image: "drone/drone:{{ droneci_version }}"
-droneci_server_restart_policy: always
 droneci_server_exposed_port: 8080
 droneci_server_exposed_ip: 127.0.0.1
 # droneci_server_memory_limit: 512m # defaults to not set
@@ -16,7 +17,6 @@ droneci_server_exposed_ip: 127.0.0.1
 # droneci_server_extra_hosts: []
 
 droneci_agent_image: "drone/agent:{{ droneci_version }}"
-droneci_agent_restart_policy: always
 dronevi_agent_capacity: 2
 # droneci_agent_memory_limit: 512m # defaults to not set
 # droneci_agent_memory_reservation: 256m # defaults to not set

handlers/main.yml

@@ -1,9 +1,9 @@
 ---
 - name: Restart container
-  docker_service:
-    project_src: "{{ droneci_service_directory }}"
-    build: no
-    restarted: true
+  systemd:
+    state: restarted
+    daemon_reload: yes
+    name: drone
   listen: __drone_restart
   become: True
   become_user: root

tasks/main.yml

@@ -2,3 +2,4 @@
 - import_tasks: prepare.yml
 - import_tasks: setup.yml
 - import_tasks: nginx.yml
+- import_tasks: post.yml

tasks/post.yml

@@ -0,0 +1,10 @@
+---
+- block:
+    - name: Ensure drone service is up and running
+      systemd:
+        state: started
+        daemon_reload: yes
+        enabled: yes
+        name: drone
+  become: True
+  become_user: root

tasks/setup.yml

@@ -13,15 +13,18 @@
         mode: 0644
       notify: __drone_restart
 
+    - name: Create systemd unit files
+      template:
+        src: "etc/systemd/system/drone.service.j2"
+        dest: "/etc/systemd/system/drone.service"
+        mode: 0644
+      notify: __drone_restart
+
     - name: Copy license key file is defined
       copy:
         src: "{{ droneci_license_key }}"
         dest: "{{ droneci_service_directory }}/{{ droneci_license_key | basename }}"
         mode: 0600
       when: droneci_license_key is defined
-
-    - name: Ensure drone ci containers are up and running
-      docker_service:
-        project_src: "{{ droneci_service_directory }}"
   become: True
   become_user: root

templates/etc/systemd/system/drone.service.j2

@@ -0,0 +1,19 @@
+#jinja2:lstrip_blocks: True
+# {{ ansible_managed }}
+[Unit]
+Description=Drone CI compose service
+Requires=docker.service
+After=docker.service
+
+[Service]
+Restart={{ droneci_restart_policy }}
+WorkingDirectory={{ droneci_service_directory }}
+
+ExecStartPre=/bin/docker-compose down
+ExecStartPre=/bin/docker-compose rm -f
+
+ExecStart=/usr/bin/docker-compose up
+ExecStop=/usr/bin/docker-compose down
+
+[Install]
+WantedBy=multi-user.target

templates/services/droneci-compose.yml.j2

@@ -25,6 +25,7 @@ services:
     environment:
       - DRONE_SERVER_HOST={{ droneci_host | urlsplit('hostname') }}
       - DRONE_SERVER_PROTO={{ droneci_host | urlsplit('scheme') }}
+      - DRONE_AGENTS_ENABLED=true
       - DRONE_RPC_SECRET={{ droneci_secret }}
       - DRONE_USER_CREATE={{ droneci_admins | default(omit) | join(",") }}
       - DRONE_LOGS_COLOR=true