【はじめてのwebアプリ開発】Django + MySql + phpMyAdmin のDocker環境構築

はじめに

Django＋MySqlを使用するDocker環境を構築したので記録として残します。開発を進める上で適宜修正していく予定です。

前提環境

PC: MacBook Air M2
OS: macOS Ventura Ver. 13.2.1
Homebrew: 4.0.9
Docker: 20.10.23
docker-compose: v2.15.1

プロジェクト作成後のディレクトリ構成

プロジェクト名はtwooです。

twoo
├── reservation
│     ├── __init__.py
│     ├── asgi.py
│     ├── settings.py
│     ├── urls.py
│     ├── wsgi.py
│     └── __pychache__
├── manage.py
├── Dockerfile
├── requirements.txt
└── docker-compose.yml

PythonのDockerfile

Dockerfile(Python)

FROM python:3.11.0 
ENV PYTHONUNBUFFERED 1

RUN mkdir /code
WORKDIR /code
COPY requirements.txt /code/
RUN pip install --upgrade pip
RUN pip install -r requirements.txt

COPY . /code/

requirements.txt

requirements.txt

Django==4.2
mysqlclient

docker-compose.yml

docker-compose.yml

version: '3.9'
services:
  db:
    container_name: mysql
    image: mysql
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: ${MYSQL_DATABASE}
      MYSQL_USER: ${MYSQL_USER}
      MYSQL_PASSWORD: ${MYSQL_PASSWORD}
      TZ: 'Asia/Tokyo'
    command: mysqld --character-set-server=utf8 --collation-server=utf8_unicode_ci
    healthcheck:
      test: ["CMD-SHELL", "mysqladmin ping -h localhost -u $$MYSQL_ROOT_USER -p$$MYSQL_ROOT_PASSWORD || exit 1"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 10s
    volumes:
      - db_data:/var/lib/mysql

  django:
    container_name: django
    build: .
    command: python manage.py runserver 0.0.0.0:8000
    environment:
      MYSQL_DATABASE: ${MYSQL_DATABASE}
      MYSQL_ROOT_USER: ${MYSQL_ROOT_USER}
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
    volumes:
      - .:/code
    ports:
      - "8000:8000"
    depends_on:
      db:
        condition: service_healthy

  phpmyadmin:
    image: phpmyadmin/phpmyadmin
    platform: linux/amd64
    depends_on:
      db:
        condition: service_healthy
    environment:
      MYSQL_DATABASE: ${MYSQL_DATABASE}
      MYSQL_ROOT_USER: ${MYSQL_ROOT_USER}
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
    ports:
      - "3000:80"
    volumes:
      - ./phpmyadmin/sessions:/sessions

volumes:
  db_data:

参考サイト

Django+MySQLの開発環境をdocker-composeで構築する