add variable for compose binary

defaults/main.yml

@@ -58,3 +58,5 @@ droneci_gitea_skip_verify: False
 
 # @var droneci_no_proxy: $ ["drone-server", "drone-agent"]
 droneci_no_proxy: []
+
+droneci_docker_compose_bin: /usr/local/bin/docker-compose

tasks/setup.yml

@@ -17,6 +17,7 @@
         owner: root
         group: root
         mode: 0644
+        validate: "{{ droneci_docker_compose_bin }} -f %s config -q"
       notify: __drone_restart
 
     - name: Create systemd unit files

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

@@ -9,11 +9,11 @@ After=docker.service
 Restart={{ droneci_restart_policy }}
 WorkingDirectory={{ droneci_service_directory }}
 
-ExecStartPre=/usr/local/bin/docker-compose down
-ExecStartPre=/usr/local/bin/docker-compose rm -f
+ExecStartPre={{ droneci_docker_compose_bin }} down
+ExecStartPre={{ droneci_docker_compose_bin }} rm -f
 
-ExecStart=/usr/local/bin/docker-compose up
-ExecStop=/usr/local/bin/docker-compose down
+ExecStart={{ droneci_docker_compose_bin }} up
+ExecStop={{ droneci_docker_compose_bin }} down
 
 [Install]
 WantedBy=multi-user.target