Class: Shoryuken::Launcher

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/shoryuken/launcher.rb

Instance Method Summary collapse

Methods included from Util

#elapsed, #fire_event, #logger, #unparse_queues, #worker_name

Constructor Details

#initialize ⇒ Launcher 



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# File 'lib/shoryuken/launcher.rb', line 7

def initialize
  @managers = create_managers
  @stopping = false
end

Instance Method Details

#healthy? ⇒ Boolean 



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# File 'lib/shoryuken/launcher.rb', line 58

def healthy?
  Shoryuken.groups.keys.all? do |group|
    manager = @managers.find { |m| m.group == group }
    manager && manager.running?
  end
end

#start ⇒ Object 



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# File 'lib/shoryuken/launcher.rb', line 23

def start
  logger.info { 'Starting' }

  start_callback
  start_managers
end

#stop ⇒ Object 



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# File 'lib/shoryuken/launcher.rb', line 43

def stop
  @stopping = true
  fire_event(:quiet, true)

  initiate_stop

  stop_new_dispatching
  await_dispatching_in_progress

  executor.shutdown
  executor.wait_for_termination

  fire_event(:stopped)
end

#stop! ⇒ Object 



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# File 'lib/shoryuken/launcher.rb', line 30

def stop!
  @stopping = true
  initiate_stop

  # Don't await here so the timeout below is not delayed
  stop_new_dispatching

  executor.shutdown
  executor.kill unless executor.wait_for_termination(Shoryuken.options[:timeout])

  fire_event(:stopped)
end

#stopping? ⇒ Boolean

Indicates whether the launcher is in the process of stopping.

This flag is set to true when either #stop or #stop! is called, and is used by ActiveJob adapters to signal jobs that they should checkpoint and prepare for graceful shutdown.



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# File 'lib/shoryuken/launcher.rb', line 19

def stopping?
  @stopping
end