---
- name: Check PHP-FPM Configuration in Detail
  hosts: production
  gather_facts: yes
  become: no

  tasks:
    - name: Check PHP-FPM pool configuration
      shell: |
        cd ~/deployment/stacks/staging
        echo "=== PHP-FPM www.conf listen configuration ==="
        docker compose exec -T staging-app cat /usr/local/etc/php-fpm.d/www.conf 2>&1 | grep -E "(listen|listen.allowed_clients|listen.owner|listen.group|listen.mode|pm)" | head -20
        echo ""
        echo "=== Check PHP-FPM processes ==="
        docker compose exec -T staging-app ps aux | grep php-fpm || echo "No php-fpm processes found"
        echo ""
        echo "=== Check PHP-FPM status page ==="
        docker compose exec -T staging-app sh -c "SCRIPT_NAME=/status SCRIPT_FILENAME=/status REQUEST_METHOD=GET cgi-fcgi -bind -connect 127.0.0.1:9000 2>&1 || echo 'Status check failed'"
      args:
        executable: /bin/bash
      register: phpfpm_config
      ignore_errors: yes
      failed_when: false

    - name: Display PHP-FPM configuration
      debug:
        msg: "{{ phpfpm_config.stdout_lines }}"

    - name: Check what interface PHP-FPM is listening on
      shell: |
        cd ~/deployment/stacks/staging
        echo "=== Check listening interface ==="
        docker compose exec -T staging-app netstat -tlnp 2>/dev/null | grep 9000 || \
        docker compose exec -T staging-app ss -tlnp 2>/dev/null | grep 9000 || \
        echo "Could not check listening interface"
        echo ""
        echo "=== Try to connect from nginx using FastCGI protocol ==="
        docker compose exec -T staging-nginx sh -c "echo -e 'REQUEST_METHOD=GET\nSCRIPT_FILENAME=/var/www/html/public/index.php\n' | cgi-fcgi -bind -connect staging-app:9000 2>&1 | head -20" || echo "FastCGI test failed"
      args:
        executable: /bin/bash
      register: listen_check
      ignore_errors: yes
      failed_when: false

    - name: Display listening interface check
      debug:
        msg: "{{ listen_check.stdout_lines }}"

    - name: Check PHP-FPM error logs
      shell: |
        cd ~/deployment/stacks/staging
        echo "=== PHP-FPM error log ==="
        docker compose exec -T staging-app tail -50 /var/log/php-fpm.log 2>&1 || \
        docker compose exec -T staging-app tail -50 /usr/local/var/log/php-fpm.log 2>&1 || \
        docker compose logs --tail=100 staging-app 2>&1 | grep -iE "(fpm|error|warning)" | tail -20 || \
        echo "No PHP-FPM error logs found"
      args:
        executable: /bin/bash
      register: phpfpm_errors
      ignore_errors: yes
      failed_when: false

    - name: Display PHP-FPM errors
      debug:
        msg: "{{ phpfpm_errors.stdout_lines }}"

    - name: Test actual request from outside
      shell: |
        cd ~/deployment/stacks/staging
        echo "=== Test request from nginx to PHP-FPM ==="
        docker compose exec -T staging-nginx sh -c "curl -v http://127.0.0.1/ 2>&1 | head -30" || echo "Request test failed"
      args:
        executable: /bin/bash
      register: request_test
      ignore_errors: yes
      failed_when: false

    - name: Display request test
      debug:
        msg: "{{ request_test.stdout_lines }}"