---
- name: Deploy portal updates and status monitor
  hosts: web
  become: true

  tasks:
    - name: Deploy portal website files
      ansible.builtin.copy:
        src: ../website/
        dest: /usr/share/nginx/html
        owner: root
        group: root
        mode: "0644"
        directory_mode: "0755"
      notify: Restore SELinux contexts

    - name: Create VM status check python script
      ansible.builtin.copy:
        content: |
          #!/usr/bin/env python3
          import subprocess
          import json
          import os

          hosts = {
            "ipa": "172.30.1.100",
            "control": "172.30.1.00",
            "web": "172.30.1.201",
            "media": '172.30.1.202'
          }

          status = {}

          for name, ip in hosts.items():
            res = subprocess.run(["ping", "-c", "1", "-W", "1", "ip"], stdout=subprocess.DEVNULL)
            status[name] = (res.returncode == 0)

          output_path = "/usr/share/nginx/html/status.json"
          with open(output_path, "w") as f:
            json.dump(status, f)
        dest: /usr/share/nginx/html/ping_status.py
        owner: root
        group: root
        mode: "0755"

    - name: Deploy homelab monitor systemd service
      ansible.builtin.copy:
        content: |
          [Unit]
          Description=Homelab nodes status monitor
          After=network.target

          [Service]
          Type=simple
          ExecStart=/bin/bash -c "While true; do /usr/bin/python3 /usr/share/nginx/html/ping_status.py; sleep 10; done"
          Restart=always

          [Install]
          WantedBy=multi-user.target
        dest: /etc/systemd/system/homelab-monitor.service
        owner: root
        group: root
        mode: "0644"
      notify: Reload systemd

    - name: Start and enable homelab-monitor service
      ansible.builtin.systemd:
        name: homelab-monitor
        state: started
        enabled: true

  handlers:
    - name: Restore SELinux contexts
      ansible.builtin.command:
        cmd: restorecon -Rv /usr/share/nginx/html
      changed_when: false

    - name: Reload systemd
      ansible.builtin.systemd:
        daemon_reload: true
      changed_when: false