Class: Msgr::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/msgr/cli.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/msgr/cli.rb', line 9

def initialize(options)
  @options = options

  if !File.exist?(options[:require]) ||
     (File.directory?(options[:require]) &&
     !File.exist?("#{options[:require]}/config/application.rb"))
    raise "      Rails application or required ruby file not found: \#{options[:require]}\n    ERR\n  end\nend\n"

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/msgr/cli.rb', line 7

def options
  @options
end

Class Method Details

.run(argv) ⇒ Object 



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# File 'lib/msgr/cli.rb', line 58

def run(argv)
  new(parse(argv)).run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/msgr/cli.rb', line 21

def run
  ENV['RACK_ENV'] = ENV['RAILS_ENV'] = options[:environment]

  if File.directory?(options[:require])
    require 'rails'
    if ::Rails::VERSION::MAJOR == 4
      require File.expand_path("#{options[:require]}/config/application.rb")
      ::Rails::Application.initializer 'msgr.eager_load' do
        ::Rails.application.config.eager_load = true
      end
    end

    require 'msgr/railtie'
    require File.expand_path("#{options[:require]}/config/environment.rb")
  else
    require(options[:require])
  end

  r, w = IO.pipe

  Signal.trap('INT') { w.puts 'INT' }
  Signal.trap('TERM') { w.puts 'TERM' }

  Msgr.logger = Logger.new($stdout)
  Msgr.client.start

  # Wait until we receive a signal
  readable = IO.select([r])
  case readable.first[0].gets.strip
    when 'INT', 'TERM' # Safe shutdown
      Msgr.client.stop
    else # Error
      exit 1
  end
end