Introduction

This article explains how to build a WordPress environment with Docker Compose.

Prerequisite knowledge

What is WordPress?

WordPress is an open source blogging software. It is developed in PHP and uses MySQL as the database management system. It is often used not only as a blog but also as a content management system (CMS).

https://wordpress.org/

Preparation

Prepare the Docker Compose environment

https://www.munenick.me/blog/centos8-stream-docker

Building WordPress

Installing git

Run the following command to install git.

dnf -y install git

Clone the repository

Move to any directory and run the following command to download the project.

git clone https://github.com/MuNeNICK/docker-wordpress.git

Checking the clone

Run the following command and confirm that the docker-wordpress directory was created.

ls -al

Move to the working directory

Run the following command to move into the docker-wordpress directory.

cd docker-wordpress/

Editing docker-compose.yml

Run the following command to check docker-compose.yml.

cat docker-compose.yml

version: "3"
services:
  db:
    image: mysql:5.7
    volumes:
      - ./db/mysql:/var/lib/mysql
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: ${ENV_MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: wordpress_db
      MYSQL_USER: user
      MYSQL_PASSWORD: ${ENV_MYSQL_PASSWORD}

  wordpress:
    image: wordpress:latest
    volumes:
      - ./wordpress/html:/var/www/html
      - ./php/php.ini:/usr/local/etc/php/conf.d/php.ini
    restart: always
    depends_on:
      - db
    ports:
      - 8080:80
    environment:
      WORDPRESS_DB_HOST: db:3306
      WORDPRESS_DB_NAME: wordpress_db
      WORDPRESS_DB_USER: user
      WORDPRESS_DB_PASSWORD: ${ENV_WORDPRESS_DB_PASSWORD}

  phpmyadmin:
    image: phpmyadmin/phpmyadmin:latest
    restart: always
    depends_on:
      - db
    ports:
      - 8888:80

Editing .env

Run the following command to set each password.

vi .env

Change ChangeMyPassword to a password of your choice.

ENV_MYSQL_ROOT_PASSWORD = ChangeMyPassword
ENV_MYSQL_PASSWORD = ChangeMyPassword
ENV_WORDPRESS_DB_PASSWORD = ChangeMyPassword

Starting Docker Compose

Run the following command to start Docker Compose. *Run this command in the directory where docker-compose.yml was created.

docker-compose up -d

Checking Docker Compose startup

Run the following command to confirm that Docker Compose has started.

docker-compose ps

Initial WordPress setup

Open a browser on the client device and access: http://your-server-ip:8080 Verify that WordPress is displayed. Fill in each field and click Install WordPress to complete the initial WordPress setup.

Access WordPress

Enter the username and password you set earlier. Make sure you can access the administrator screen.

Bonus

Reverse proxy settings

You can configure this by entering the WordPress IP address instead of google.com in the reverse proxy configuration from the article below.

https://www.munenick.me/blog/nginx-ssl

Conclusion

This completes the WordPress setup with Docker Compose. Thank you for following along.