r_dockerize is a tool for generating ruby and rails Dockerfile and docker-compose.yml


  • Ruby 2.6.0+


bundle install r_dockerize

...or add the following to your Gemfile and run bundle install:

gem 'r_dockerize', require: false


This gem provides a command-line interface which can be run like so:

  1. Run r_dockerize <command> [options] if gem installed in system
  2. Run bundle exec r_dockerize <command> [options] if gem installed in your Gemfile

Available commands

  1. r_dockerize docker [options] - for create Dockerfile ```bash Usage: rdockerize docker [options]

Options: -s, --show # Show assembled dockerfile -u, --user # Use saved user's template -j, --javascript=JAVASCRIPT # Choose JavaScript approach [options: npm, yarn] -r, --ruby=RUBY_VERSION # Choose version of ruby -d, --database=DATABASE # Choose database [options: postgresql, mysql, mongodb sqlite] --standard # Standard template -h, --help # Print help for command -p, --port # Set port for expose

2. `r_dockerize dco ` / `compose`/ `docker-compose [options]` - for create docker-compose.yml
  rdockerize dco [options]
  rdockerize compose [options]
  rdockerize docker-compose [options]

    -s, --show                       # Show assembled docker-compose file
    -u, --user                       # Use saved user's template
    -d, --database=DATABASE          # Choose database [options: postgresql, mysql, mongodb, sqlite]
    -b, --subservice=SUBSERVICE      # Choose subservice [options: redis rabbitmq sidekiq]
    -h, --help                       # Print help for command

  1. r_dockerize dockerize - for create both (Dockerfie and docker-compose.yml) bash Usage: rdockerize dockerize


After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run gem install r_dockerize. To release a new version, update the version number in version.rb.


Bug reports and pull requests are welcome on GitHub at https://github.com/Keallar/r_dockerize.


The gem is available as open source under the terms of the MIT License.