Method: ComponentHost::Host#start

Defined in:
lib/component_host/host.rb

#start(&probe) ⇒ Object



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# File 'lib/component_host/host.rb', line 32

def start(&probe)
  started_components = []

  Actor::Supervisor.start do |supervisor|
    supervisor.add_observer record_errors_observer

    supervisor.add_observer log_observer

    signal.trap 'TSTP' do
      message = Actor::Messages::Suspend

      send.(message, supervisor.address)

      logger.info(tags: [:*, :signal]) { "Handled TSTP signal (Message Name: #{message.message_name}, SupervisorAddress: #{supervisor.address.id})" }
    end

    signal.trap 'CONT' do
      message = Actor::Messages::Resume

      send.(message, supervisor.address)

      logger.info(tags: [:*, :signal]) { "Handled CONT signal (Message Name: #{message.message_name}, SupervisorAddress: #{supervisor.address.id})" }
    end

    signal.trap 'INT' do
      message = Actor::Messages::Shutdown

      send.(message, supervisor.address)

      logger.info(tags: [:*, :signal]) { "Handled INT signal (Message Name: #{message.message_name}, SupervisorAddress: #{supervisor.address.id})" }
    end

    signal.trap 'TERM' do
      message = Actor::Messages::Shutdown

      send.(message, supervisor.address)

      logger.info(tags: [:*, :signal]) { "Handled TERM signal (Message Name: #{message.message_name}, SupervisorAddress: #{supervisor.address.id})" }
    end

    start_components do |component|
      started_components << component
    end

    probe.(supervisor) if probe
  end

  started_components
end