Class: ServerEngine::MultiWorkerServer

Inherits:
Server
  • Object
show all
Defined in:
lib/serverengine/multi_worker_server.rb

Instance Attribute Summary

Attributes included from ConfigLoader

#config, #logger

Instance Method Summary collapse

Methods inherited from Server

#after_run, #after_start, #before_run, #dump, #install_signal_handlers, #main

Constructor Details

#initialize(worker_module, load_config_proc = {}, &block) ⇒ MultiWorkerServer

Returns a new instance of MultiWorkerServer.



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# File 'lib/serverengine/multi_worker_server.rb', line 23

def initialize(worker_module, load_config_proc={}, &block)
  @monitors = []
  @last_start_worker_time = 0

  super(worker_module, load_config_proc, &block)

  @stop_immediately_at_unrecoverable_exit = @config.fetch(:stop_immediately_at_unrecoverable_exit, false)
end

Instance Method Details

#join_workers ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 75

def join_workers
  @monitors.each {|m|
    m.join if m
  }
end

#reload ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 48

def reload
  super
  @monitors.each_with_index do |m|
    m.send_reload if m
  end
  nil
end

#restart(stop_graceful) ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 40

def restart(stop_graceful)
  super
  @monitors.each do |m|
    m.send_stop(stop_graceful) if m
  end
  nil
end

#run ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 56

def run
  while true
    num_alive_or_restarting = keepalive_workers
    break if num_alive_or_restarting == 0
    wait_tick
  end
end

#scale_workers(n) ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 64

def scale_workers(n)
  @num_workers = n

  plus = n - @monitors.size
  if plus > 0
    @monitors.concat Array.new(plus, nil)
  end

  nil
end

#stop(stop_graceful) ⇒ Object 



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# File 'lib/serverengine/multi_worker_server.rb', line 32

def stop(stop_graceful)
  super
  @monitors.each do |m|
    m.send_stop(stop_graceful) if m
  end
  nil
end