docker-compose script for Rails & MySQL Development

Software Stack

Item	Description
Ruby	2.5.3
Ruby on Rails	Rails 5.2.2
bundler	Bundler version 2.0.2
MySQL	5.7

Content

tree
├── docker-compose.yml
├── .env
├── mysql
│   ├── Dockerfile
│   ├── conf
│   │   └── etc
│   │      └── my.cnf
│   └── data
└── rails
    │── Dockerfile
    └── src
        │── Gemfile
        └── Gemfile.lock

Set Up

docker-compose run web rails new . --force --database=mysql --skip-bundle

default: &default
  adapter: mysql2
  encoding: utf8
  pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
  username: root
  password: root
  host: dc-db-mysql

# build
docker-compose build

# boot
docker-compose up -d

docker-compose run web rails db:create

docker-compose down