Class: Mutant::Parallel::Worker Private

Inherits:
Object
  • Object
show all
Includes:
Unparser::Adamantium
Defined in:
lib/mutant/parallel/worker.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.start(world:, block:, process_name:, **attributes) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

rubocop:disable Metrics/MethodLength rubocop:disable Metrics/ParameterLists



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# File 'lib/mutant/parallel/worker.rb', line 24

def self.start(world:, block:, process_name:, **attributes)
  io      = world.io
  process = world.process

  request  = Pipe.from_io(io)
  response = Pipe.from_io(io)

  pid = process.fork do
    world.thread.current.name = process_name
    world.process.setproctitle(process_name)

    Child.new(
      block:      block,
      connection: Pipe::Connection.from_pipes(
        marshal: world.marshal,
        reader:  request,
        writer:  response
      )
    ).call
  end

  new(
    pid:        pid,
    process:    process,
    connection: Pipe::Connection.from_pipes(
      marshal: world.marshal,
      reader:  response,
      writer:  request
    ),
    **attributes
  )
end

Instance Method Details

#call ⇒ self

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Run worker payload

Returns:

  • (self) 


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# File 'lib/mutant/parallel/worker.rb', line 62

def call
  loop do
    job = next_job or break

    job_start(job)

    result = connection.call(job.payload)

    job_done(job)

    break if add_result(result)
  end

  finalize

  self
end

#join ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/mutant/parallel/worker.rb', line 80

def join
  process.kill('TERM', pid)
  process.wait(pid)
  self
end