Class: Tobox::CLI

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/tobox/cli.rb', line 14

def initialize(args)
  @options = parse(args)
end

Class Method Details

.run(args = ARGV) ⇒ Object 



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# File 'lib/tobox/cli.rb', line 10

def self.run(args = ARGV)
  new(args).run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/tobox/cli.rb', line 18

def run
  options = @options

  # boot
  options.fetch(:require).each(&method(:require))

  config = Configuration.new do |c|
    c.instance_eval(File.read(options.fetch(:config_file)), options.fetch(:config_file), 1)
  end

  logger = config.default_logger

  # signals
  pipe_read, pipe_write = IO.pipe
  %w[INT TERM].each do |sig|
    old_handler = Signal.trap(sig) do
      if old_handler.respond_to?(:call)
        begin
          old_handler.call
        rescue Exception => e # rubocop:disable Lint/RescueException
          puts ["Error in #{sig} handler", e].inspect
        end
      end
      pipe_write.puts(sig)
    end
  rescue ArgumentError
    puts "Signal #{sig} not supported"
  end

  app = Tobox::Application.new(config)

  begin
    app.start

    logger.info "Running tobox-#{Tobox::VERSION} (#{RUBY_DESCRIPTION})"
    logger.info "workers=#{config[:concurrency]}"
    logger.info "Press Ctrl-C to stop"

    while pipe_read.wait_readable
      signal = pipe_read.gets.strip
      handle_signal(signal)
    end
  rescue Interrupt
    logger.info "Shutting down..."
    app.stop
    logger.info "Down!"
    exit(0)
  end
end