docker-rails-dev

Docker template for Rails app or Rails + MySQL development.

Versions

• Ruby 2.5.0
• Rails 5.2.0
• MySQL 5.7

Usage

1. Copy env.sample to .env and edit the .env

$ cp .env.sample .env

2. Run following command

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

3. Modify config/database.yml as following

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

4. Run

docker-compose up -d

5. Finally, you need to create the database. Run

docker-compose run app bin/rake db:create

6. Open http://localhost:3000/

To stop container then run following command

$ docker-compose stop

To start container again then run following command

$ docker-compose start