# FastCGI Plugin Example with PHP-FPM
#
# This example demonstrates PHP-FPM configuration with FastCGI protocol support
# using HAProxy as a reverse proxy and the FastCGI plugin for PHP environment setup.
#
# Prerequisites:
# 1. Add to /etc/hosts:
#    127.0.0.1 phpapp.local
#
# 2. Start the stack:
#    docker compose -f docker-compose-php-fpm.yml up -d
#
# 3. Test PHP application:
#    curl http://phpapp.local/
#    curl http://phpapp.local/info.php
#
# Features:
# - PHP-FPM 8.5 with TCP connection on port 9000
# - FastCGI protocol support
# - Custom document root
# - PATH_INFO support for routing
# - Custom FastCGI parameters

services:
  haproxy:
    image: byjg/easy-haproxy:4.6.0
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      EASYHAPROXY_DISCOVER: docker
      HAPROXY_CUSTOMERRORS: "true"
      HAPROXY_USERNAME: admin
      HAPROXY_PASSWORD: password
      HAPROXY_STATS_PORT: 1936
    ports:
      - "80:80/tcp"
      - "1936:1936/tcp"

  # PHP-FPM service using byjg/php image
  php-fpm:
    image: byjg/php:8.5-fpm
    volumes:
      # Mount PHP application files
      - ./php-app:/var/www/html:ro
    labels:
      easyhaproxy.http.host: phpapp.local
      easyhaproxy.http.port: 80
      # PHP-FPM listens on port 9000
      easyhaproxy.http.localport: 9000
      easyhaproxy.http.proto: fcgi

      # Enable FastCGI plugin for PHP environment configuration
      easyhaproxy.http.plugins: fastcgi

      # FastCGI plugin configuration
      easyhaproxy.http.plugin.fastcgi.document_root: /var/www/html
      easyhaproxy.http.plugin.fastcgi.index_file: index.php
      easyhaproxy.http.plugin.fastcgi.path_info: "true"