docker-compose.yml

version: '3.9'

x-default: &default
  dns:
    - 1.1.1.1
    - 1.0.0.1

x-mysqlenv:
  - &mysqlUser admin
  - &mysqlPass secret
  - &mysqlDbName my_wiki

services:

  mediawiki:
    <<: *default
    image: tamilwiki/mediawiki:1.39-fpm
    ports:
      # The VisualEditor to work the host port and container port has to be same
      - 80:80
    depends_on:
      database:
        condition: service_healthy
    environment:
      MEDIAWIKI_DB_HOST: database
      MEDIAWIKI_DB_NAME: *mysqlDbName
      MEDIAWIKI_DB_PASSWORD: *mysqlPass
      MEDIAWIKI_DB_PORT: 3306
      MEDIAWIKI_DB_TYPE: mysql
      MEDIAWIKI_DB_USER: *mysqlUser
      # Only used while bring up from scratch
      MEDIAWIKI_ADMIN_PASS: topsecretpassword
      MEDIAWIKI_EMERGENCY_CONTACT: admin@mywiki.com
      # 64 char random string a-z, 0-9
      MEDIAWIKI_SECRET_KEY: 8h84jxrp86t719ip02kxxu9a5d8gpnod8by5p9l9pglkmrkcim2jayrqkbwvn2gl
      MEDIAWIKI_SERVER_URL: http://localhost
      MEDIAWIKI_UPDATE: "true"
      # 16 char random string a-z, 0-9
      MEDIAWIKI_UPGRADE_KEY: wi8skgexo1hmje4z
    volumes:
      - ./images:/var/www/html/images
      # Don't mount LocalSettings.php and its auto generated based on env's
      # Add your configurations in CustomSettings.php
      - ./CustomSettings.php:/var/www/html/CustomSettings.php
    healthcheck:
      test: ["CMD-SHELL", "curl --silent --fail http://localhost/jsduck.json || exit 1"]
      interval: 30s
      timeout: 30s
      retries: 3
      start_period: 30s
    restart: on-failure

  database:
    <<: *default
    image: mariadb:latest
    ports:
      - 3306
    environment:
      # @see https://phabricator.wikimedia.org/source/mediawiki/browse/master/includes/DefaultSettings.php
      MYSQL_DATABASE: *mysqlDbName
      MYSQL_USER: *mysqlUser
      MYSQL_PASSWORD: *mysqlPass
      MYSQL_ROOT_PASSWORD: *mysqlPass
    volumes:
      - db_data:/var/lib/mysql
    healthcheck:
      test: mysqladmin --user $$MYSQL_USER --password=$$MYSQL_PASSWORD --port 3306 --protocol TCP ping 2>&1 | grep "mysqld is alive" || exit 1
      interval: 30s
      timeout: 30s
      retries: 3
      start_period: 30s
    restart: on-failure

volumes:
  db_data: