---
- name: Register working directory
  set_fact:
    __droneci_autoscaler_workdir: "{{ droneci_autoscaler_service_directory }}_{{ inst.name }}"

- name: Register SSH key
  set_fact:
    __droneci_autoscaler_sshkey: "{{ inst.ssh_key | default(droneci_autoscaler_sshkey) | default(False) }}"

- block:
    - name: Ensure service directory exists
      file:
        path: "{{ __droneci_autoscaler_workdir }}"
        state: directory
        mode: 0755

    - name: Deploy compose file to '{{ __droneci_autoscaler_workdir }}'
      template:
        src: "services/droneci_autoscaler_compose.yml.j2"
        dest: "{{ __droneci_autoscaler_workdir }}/docker-compose.yml"
        owner: root
        group: root
        mode: 0640
        validate: "docker-compose -f %s config -q"

    - name: Write SSH private key
      copy:
        content: "{{ item }}"
        dest: "{{ __droneci_autoscaler_workdir }}/ssh_key"
        mode: 0600
      loop: "{{ inst.ssh_key | default(droneci_autoscaler_sshkey) }}"
      when: __droneci_autoscaler_sshkey
      no_log: True

    - name: Generate SSH key pair if missing
      openssh_keypair:
        path: "{{ __droneci_autoscaler_workdir }}/ssh_key"
        type: ed25519
        force: False
        state: present

    - name: Write userdata
      template:
        src: services/userdata.yml.j2
        dest: "{{ __droneci_autoscaler_workdir }}/userdata.yml"

    - name: Ensure scaler is up and running
      docker_compose:
        project_src: "{{ __droneci_autoscaler_workdir }}"
        pull: yes
        remove_orphans: yes
        stopped: "{{ inst.service_stopped | default(droneci_autoscaler_service_stopped) }}"
        state: present
  become: True
  become_user: root