docker-compose.yml

version: '3.7'
services:
  # Two services have at least to be defined: one for nginx and one for php-fpm. If something else is needed can be added.

  web:
    # Explicit tag to the nginx version used in production. It should be completely transparent to the application, so it
    # could be changed if the necessity arises.
    image: nginx:1.14.1

    # Link the container to the network defined at the end of this file
    networks:
      - docknet

    # Expose the port to the real world
    ports:
      - "80:80"

    # Determine whic files are available inside the container
    volumes:
        # All the project on /var/www/html; this must be done also on PHP
      - ./:/var/www/html
        # Override the default nginx server definition with a custom one
      - ./docker/nginx.conf:/etc/nginx/conf.d/default.conf
        # OPTIONAL: expose the nginx logs to the IDE
      - ./var/log:/var/log/nginx

  php:
    # Choose here which PHP version you need. Ask some Sysadmin for a list of available images.
    image: vengomatto/wyjenkinsslave:1.1-php7.2

    # Link the container to the network defined at the end of this file
    networks:
      - docknet

    # Launch the FPM executable keeping it on foreground, so Docker won't stop the container. The sudo is required because
    # the image isn't meant to be run in this way.
    command: "sudo php-fpm7.2 --nodaemonize"

    # The images for Jenkins are not intended to be run in this way, so we need to create a directory; a temporary file system
    # is quicker and more readeable than an hackish start command.
    tmpfs:
      - /run/php

    # Determine whic files are available inside the container
    volumes:
        # All the project on /var/www/html; this must be done also on nginx
      - ./:/var/www/html
        # Override the default FPM pool configuration
      - ./docker/php.conf:/etc/php/7.2/fpm/pool.d/www.conf
        # Override the Xdebug configuration to enable debugging
      - ./docker/xdebug.ini:/etc/php/7.2/mods-available/xdebug.ini
        # OPTIONAL: expose the nginx logs to the IDE
      - ./var/log:/var/log

networks:
  # Define a network in bridge mode, with a strange subnet "just in case"
  docknet:
    driver: bridge
    ipam:
      config:
        - subnet: 172.16.123.0/24