Capistrano Rainbows

Capistrano plugin that integrates Rainbows tasks into capistrano deployment script.

Installation

Install library from rubygems:

gem install capistrano-rainbows

Usage

Setup

Add the library to your Gemfile:

group :development do
  gem 'capistrano-rainbows', require: false
end

And load it into your deployment script config/deploy.rb:

require 'capistrano-rainbows'

Add rainbows restart task hook:

after 'deploy:restart', 'rainbows:reload' # app IS NOT preloaded
after 'deploy:restart', 'rainbows:restart'  # app preloaded

Create a new configuration file config/rainbows/rainbows.rb or config/rainbows/STAGE.rb, where stage is your deployment environment.

Example config - examples/rails3.rb. Please refer to rainbows documentation for more examples and configuration options.

Test

First, make sure you're running the latest release:

cap deploy

Then you can test each individual task:

cap rainbows:start
cap rainbows:stop
cap rainbows:reload

Configuration

You can modify any of the following options in your deploy.rb config.

• rainbows_env - Set rainbows environment. Default to rails_env variable.
• rainbows_pid - Set rainbows PID file path. Default to current_path/tmp/pids/rainbows.pid
• rainbows_bin - Set rainbows executable file. Default to rainbows.
• rainbows_bundle - Set bundler command for rainbows. Default to bundle.
• rainbows_user - Launch rainbows master as the specified user. Default to user variable.
• rainbows_roles - Define which roles to perform rainbows recpies on. Default to :app.
• rainbows_config_path - Set the directory where rainbows config files reside. Default to current_path/config.
• rainbows_config_filename - Set the filename of the rainbows config file. Not used in multistage installations. Default to rainbows.rb.

Available Tasks

To get a list of all capistrano tasks, run cap -T:

cap rainbows:add_worker                # Add a new worker
cap rainbows:remove_worker             # Remove amount of workers
cap rainbows:reload                    # Reload rainbows
cap rainbows:restart                   # Restart rainbows
cap rainbows:shutdown                  # Immediately shutdown rainbows
cap rainbows:start                     # Start rainbows master process
cap rainbows:stop                      # Stop rainbows

License

See LICENSE file for details.