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WordPress Dockerfile

Source: docker/wordpress/Dockerfile

Dockerfile​

FROM wordpress:php8.0-apache
# Use official WordPress image; copy custom themes/plugins here if needed
COPY . /var/www/html
EXPOSE 80

What It Does​

  • Uses official WordPress Apache image.
  • Copies WordPress files/customizations to /var/www/html.
  • Exposes HTTP on port 80.

Required Files In Build Context​

  • WordPress content/customizations (themes, plugins, uploads if required)
  • Optional custom wp-config.php

Docker Compose Example​

version: '3.8'
services:
  wordpress:
    build:
      context: .
      dockerfile: docker/wordpress/Dockerfile
    container_name: wordpress
    ports:
      - "8080:80"
    environment:
      - WORDPRESS_DB_HOST=db:3306
      - WORDPRESS_DB_NAME=wordpress
      - WORDPRESS_DB_USER=wpuser
      - WORDPRESS_DB_PASSWORD=wppassword
    volumes:
      - wordpress_data:/var/www/html
    depends_on:
      - db
    restart: unless-stopped

  db:
    image: mysql:8.0
    container_name: wordpress-db
    environment:
      - MYSQL_DATABASE=wordpress
      - MYSQL_USER=wpuser
      - MYSQL_PASSWORD=wppassword
      - MYSQL_ROOT_PASSWORD=rootpassword
    volumes:
      - db_data:/var/lib/mysql
    restart: unless-stopped

  phpmyadmin:
    image: phpmyadmin:latest
    container_name: phpmyadmin
    ports:
      - "8081:80"
    environment:
      - PMA_HOST=db
      - MYSQL_ROOT_PASSWORD=rootpassword
    depends_on:
      - db
    restart: unless-stopped

volumes:
  wordpress_data:
  db_data:

Other Files You Need​

  • .env to keep DB credentials out of version control
  • Optional php.ini for upload limits/timezone
  • Persistent volumes for MySQL and WordPress files

Build (Docker)​

docker build -t wordpress-app -f docker/wordpress/Dockerfile .

Run (Docker)​

docker run --rm -p 8080:80 wordpress-app

Run (Docker Compose)​

docker compose up --build -d