# update_semaphore.yml

- name: Update Semaphore on VM via Proxmox
  hosts: proxmox
  gather_facts: false
  become: true
  become_user: root
  become_method: sudo

  vars:
    # --- Connection to VM (provided by Semaphore env vars) ---
    vm_ip:   "{{ lookup('env', 'VM_IP') }}"      # IP vm-portainer
    vm_user: "{{ lookup('env', 'VM_USER') }}"
    vm_pass: "{{ lookup('env', 'VM_PASS') }}"
    use_sudo: false

    # --- Debug mode (controlled via Semaphore variable) ---
    DEBUG: "{{ lookup('env', 'DEBUG') | default(0) | int }}"

    # --- Semaphore specifics ---
    semaphore_project: "semaphore"
    semaphore_compose_file: "/data/compose/semaphore/docker-compose.yml"
    semaphore_service: "semaphore"
    semaphore_image: "semaphoreui/semaphore:latest"

    # Docker command prefix (consistent behavior and quiet hints)
    docker_prefix: "unalias docker 2>/dev/null || true; DOCKER_CLI_HINTS=0; command docker"

    # Commands to run on the target VM (quiet outputs)
    # NOTE: This will likely kill the current Semaphore job when the container restarts.
    semaphore_commands:
      - "{{ docker_prefix }} pull -q {{ semaphore_image }} >/dev/null"
      - "{{ docker_prefix }} compose -p {{ semaphore_project }} -f {{ semaphore_compose_file }} pull {{ semaphore_service }} >/dev/null"
      - "{{ docker_prefix }} compose -p {{ semaphore_project }} -f {{ semaphore_compose_file }} up -d --no-deps --force-recreate {{ semaphore_service }} >/dev/null"

  tasks:
    - name: Ensure sshpass is installed (for password-based SSH)  # English comments
      ansible.builtin.apt:
        name: sshpass
        state: present
        update_cache: yes

    - name: Run Semaphore update commands on VM (via SSH)  # use SSHPASS env, hide item value
      ansible.builtin.command:
        argv:
          - sshpass
          - -e                     # read password from SSHPASS environment
          - ssh
          - -o
          - StrictHostKeyChecking=no
          - -o
          - ConnectTimeout=15
          - "{{ vm_user }}@{{ vm_ip }}"
          - bash
          - -lc
          - "{{ ('sudo ' if use_sudo else '') + item }}"
      environment:
        SSHPASS: "{{ vm_pass }}"    # supply password via environment
      loop: "{{ semaphore_commands }}"
      loop_control:
        index_var: idx              # capture loop index
        label: "cmd-{{ idx }}"      # avoid printing full command in (item=...) line
      register: semaphore_cmds
      changed_when: false
      no_log: "{{ DEBUG == 0 }}"    # hide outputs and env when not debugging

    - name: Show outputs for each Semaphore command
      ansible.builtin.debug:
        msg: |
          CMD: {{ item.item }}
          RC:  {{ item.rc }}
          STDOUT:
          {{ (item.stdout | default('')).strip() }}
          STDERR:
          {{ (item.stderr | default('')).strip() }}
      loop: "{{ semaphore_cmds.results }}"
      when: DEBUG == 1

    - name: Fail play if any Semaphore command failed  # also hide item label
      ansible.builtin.assert:
        that: "item.rc == 0"
        fail_msg: "Semaphore update failed on VM: {{ item.item }} (rc={{ item.rc }})"
        success_msg: "All Semaphore update commands (pull/compose) succeeded."
      loop: "{{ semaphore_cmds.results }}"
      loop_control:
        index_var: idx
        label: "cmd-{{ idx }}"