Class: BitBroker::Manager

Inherits:
ManagerImpl show all
Defined in:
lib/bitbroker/manager.rb

Overview

This object is created for each directory

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ManagerImpl

#do_start_collector, #do_start_data_receiver, #do_start_metadata_receiver, #do_start_observer, #do_start_p_data_receiver, #do_start_p_metadata_receiver, #form_dirpath, #handle_add, #handle_mod, #handle_rem, #has_file?, #receive_advertise, #receive_request, #receive_request_all, #receive_suggestion, #removed?, #updated?, #validate

Constructor Details

#initialize(opts) ⇒ Manager

Returns a new instance of Manager.



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# File 'lib/bitbroker/manager.rb', line 39

def initialize(opts)
  super(opts)
end

Class Method Details

.start ⇒ Object 



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# File 'lib/bitbroker/manager.rb', line 13

def self.start
  BitBroker::Config['directories'].each do |entry|
    fork do
      Process.daemon
      File.open(PIDFILE, 'a') do |f|
        f.write("#{$$}\n")
      end

      begin
        manager = BitBroker::Manager.new({
          :mqconfig => BitBroker::Config['mqconfig'],
          :path => entry['path'],
          :name => entry['name'],
        })

        manager.start
        manager.advertise

        loop {}
      rescue Exception => _
        manager.stop
      end
    end
  end
end

Instance Method Details



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# File 'lib/bitbroker/manager.rb', line 43

def advertise
  @metadata.advertise(@publisher)
end

#start ⇒ Object 



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# File 'lib/bitbroker/manager.rb', line 47

def start
  # start observer that watches changing of local file-system
  @observer = do_start_observer

  # start receivers that consume message of remote nodes
  @metadata_receiver = do_start_metadata_receiver
  @p_metadata_receiver = do_start_p_metadata_receiver

  @data_receiver = do_start_data_receiver
  @p_data_receiver = do_start_p_data_receiver

  # start collector that maintains the shared directory will be same with remote ones.
  @collector = do_start_collector
end

#stop ⇒ Object 



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# File 'lib/bitbroker/manager.rb', line 62

def stop
  # for observer
  @observer.raise 'stop'
  @observer.join

  # for receiver
  @metadata_receiver.raise "stop"
  @metadata_receiver.join

  @p_metadata_receiver.raise "stop"
  @p_metadata_receiver.join

  @data_receiver.raise "stop"
  @data_receiver.join

  @p_data_receiver.raise "stop"
  @p_data_receiver.join

  # for collector
  @collector.kill
end