Class: DeepConnect::Organizer

Inherits:
Object
  • Object
show all
Extended by:
SingleForwardable
Defined in:
lib/deep-connect/organizer.rb,
lib/deep-connect/organizer.rb

Constant Summary collapse

IPADDR_REGEXP = 
/(::ffff:)?([0-9]+\.){3}[0-9]+|[0-9a-f]+:([0-9a-f]*:)[0-9a-f]*/
@@ABSOLUTE_IMMUTABLE_CLASSES = 
[
  NilClass,
  TrueClass,
  FalseClass,
  Symbol,
  Fixnum,
  Bignum,
  Range,
  Rational
]
@@DEFAULT_IMMUTABLE_CLASSES = 
[
  Numeric,
  String,
  Regexp,
  MatchData,
  Range,
  Time,
  File::Stat,
  Matrix,
  Vector,
  Matrix::Scalar
]
@@IMMUTABLE_CLASSES = 
@@ABSOLUTE_IMMUTABLE_CLASSES + 
@@DEFAULT_IMMUTABLE_CLASSES

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Organizer

Returns a new instance of Organizer.



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# File 'lib/deep-connect/organizer.rb', line 46

def initialize
  @shallow_connect = false

  @accepter = Accepter.new(self)
  @evaluator = Evaluator.new(self)

  @services = {}
  @services_mx = Mutex.new
  @services_cv = ConditionVariable.new

  @messageqs = {}
  @messageqs_mx = Mutex.new
  @messageqs_cv = ConditionVariable.new

  @deep_spaces = {}
  @deep_spaces_mon = Monitor.new
  @deep_spaces_cv = @deep_spaces_mon.new_cond

  @cron = Cron.new(self)

  @when_connect_proc = proc{true}
  @when_disconnect_proc = proc{}

  @local_id_mutex = Mutex.new
  @local_id_cv = ConditionVariable.new
  @local_id = nil
end

Instance Attribute Details

#accepter ⇒ Object (readonly)

Returns the value of attribute accepter.



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# File 'lib/deep-connect/organizer.rb', line 77

def accepter
  @accepter
end

#evaluator ⇒ Object (readonly)

Returns the value of attribute evaluator.



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# File 'lib/deep-connect/organizer.rb', line 78

def evaluator
  @evaluator
end

#shallow_connect ⇒ Object Also known as: shallow_connect?

Returns the value of attribute shallow_connect.



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# File 'lib/deep-connect/organizer.rb', line 74

def shallow_connect
  @shallow_connect
end

Class Method Details

.absolute_immutable_classes ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 336

def self.absolute_immutable_classes
  @@ABSOLUTE_IMMUTABLE_CLASSES
end

.default_immutable_classes ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 339

def self.default_immutable_classes
  @@DEFAULT_IMMUTABLE_CLASSES
end

.immutable_classes ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 342

def self.immutable_classes
  @@IMMUTABLE_CLASSES
end

Instance Method Details

#close_deep_space(deep_space) ⇒ Object Also known as: close_deepspace 



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# File 'lib/deep-connect/organizer.rb', line 145

def close_deep_space(deep_space)
  disconnect_deep_space(deep_space)
end

#connect_deep_space_with_port(port, local_id = nil) ⇒ Object Also known as: connect_deepspace_with_port

sessionサービス開始



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# File 'lib/deep-connect/organizer.rb', line 170

def connect_deep_space_with_port(port, local_id = nil)
  @deep_spaces_mon.synchronize do
	deep_space = DeepSpace.new(self, port, local_id)
	port.attach(deep_space.session)
#      uuid = session.peer_id unless uuid
	if @deep_spaces[deep_space.peer_uuid]
	# ポート番号が再利用されているときは, 既存の方はすでにおなくな
	# りになっている
	  old = @deep_spaces[deep_space.peer_uuid]
	  puts "INFO: port no recyicled"
	  puts "INFO: disconnect recycled deep_space: #{old}"

	  disconnect_deep_space(old, :SESSION_CLOSED)
	end
	unless @when_connect_proc.call deep_space, port
	  puts "CONNECT Canceld DeepSpace: #{deep_space.peer_uuid}" if Conf.DEBUG
	  connect_ev = Event::ConnectResult.new(false)
	  port.export connect_ev

	  disconnect_deep_space(deep_space)
	  DC::Raise ConnectCancel, deep_space
	end

	connect_ev = Event::ConnectResult.new(true)
	port.export connect_ev

	ev = port.import
	if ev.kind_of?(Event::ConnectResult)
	  unless ev.result
 DC::Raise ConnectionRefused, deep_space
	  end
	else
	  DC::Raise ProtocolError, deep_space
	end

	@deep_spaces[deep_space.peer_uuid] = deep_space

	puts "CONNECT DeepSpace: #{deep_space.peer_uuid}" if Conf.DEBUG
	deep_space.connect
	deep_space
  end
end

#deep_space(peer_id, &block) ⇒ Object Also known as: deepspace 



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# File 'lib/deep-connect/organizer.rb', line 150

def deep_space(peer_id, &block)
  @deep_spaces_mon.synchronize do
	if deep_space = @deep_spaces[peer_id]
	  return deep_space
	end

	# セッションを自動的に開く
	begin
	  deep_space = open_deep_space(*peer_id)
	  block.call deep_space if block_given?
	  deep_space
	rescue ConnectionRefused, Errno::ECONNREFUSED
	  puts "WARN: クライアント(#{peer_id}への接続が拒否されました"
	  return DeepSpaceNoConnection.new(peer_id)
	end
  end
end

#deep_spaces ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 84

def deep_spaces
  @deep_spaces
end

#disconnect_deep_space(deep_space, *opts) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 214

def disconnect_deep_space(deep_space, *opts)
  @deep_spaces_mon.synchronize do
	@deep_spaces.delete(deep_space.peer_uuid)
  end
  deep_space.disconnect(*opts)
  @when_disconnect_proc.call(deep_space, opts)
end

#export_mq(name) ⇒ Object Also known as: register_mq

MQ



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# File 'lib/deep-connect/organizer.rb', line 265

def export_mq(name)
  @messageqs_mx.synchronize do
    @messageqs[name] = DeepMQ::SV.new(self)
  end
end

#get_mq(name, waitp = false) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 272

def get_mq(name, waitp = false)
  @messageqs_mx.synchronize do
    until @messageqs.key?(name)
      if waitp
        @messageqs_cv.wait(@messageqs_mx)
      else
        return nil
      end
    end
    @messageqs[name]
  end
end

#id2obj(id) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 291

def id2obj(id)
  @deep_spaces_mon.synchronize do
	for peer_id, s in @deep_spaces
	  if o = s.root(id) and !o.kind_of?(IllegalObject)
#	  if o = s.root(id) and o != :__DEEPCONNECT_NO_VALUE__
 return o
	  end
	end
# 	begin
# 	  ObjectSpace._id2ref(id)
# 	rescue
# 	end
# 	sleep 5
	IllegalObject.new(id)
  end
#      DC::InternalError "deep_spaceにid(=#{id})をobject_idとするオブジェクトが登録されていません.)"
end

#keep_alive ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 231

def keep_alive
  puts "KEEP ALIVE: Start" if Conf.DISPLAY_KEEP_ALIVE
  for uuid, deep_space in @deep_spaces.dup
	unless deep_space.session.keep_alive
	  disconnect_deep_space(deep_space, :SESSION_CLOSED)
	end
  end
end

#local_id ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 88

def local_id
  @local_id_mutex.synchronize do
	while !@local_id
	  @local_id_cv.wait(@local_id_mutex)
	end
  end
  @local_id
end

#open_deep_space(host, port) ⇒ Object Also known as: open_deepspace

client sesssion開始



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# File 'lib/deep-connect/organizer.rb', line 112

def open_deep_space(host, port)

  @deep_spaces_mon.synchronize do
	ipaddr = nil
	if IPADDR_REGEXP !~ host
	  Resolv.each_address(host) do |addr|
 ipaddr = IPAddr.new(addr)
 ipaddr = ipaddr.native.to_s

 peer_id = [ipaddr, port]
 if deep_space = @deep_spaces[peer_id]
   return deep_space
 end
	  end
	else
	  ipaddr = IPAddr.new(host)
	  ipaddr = ipaddr.native.to_s

	  peer_id = [ipaddr, port]
	  if deep_space = @deep_spaces[peer_id]
 return deep_space
	  end
	end

	sock = TCPSocket.new(ipaddr, port)
	port = Port.new(sock)
	init_session_ev = Event::InitSessionEvent.new(local_id)
	port.export init_session_ev
	connect_deep_space_with_port(port)
  end
end

#register_service(name, obj) ⇒ Object Also known as: export

services



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# File 'lib/deep-connect/organizer.rb', line 242

def register_service(name, obj)
  @services_mx.synchronize do
	@services[name] = obj
	@services_cv.broadcast
  end
end

#release_object(obj) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 285

def release_object(obj)
  for id, dspace in @deep_spaces.dup
	dspace.release_object(obj)
  end
end

#service(name, waitp = false) ⇒ Object Also known as: import 



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# File 'lib/deep-connect/organizer.rb', line 250

def service(name, waitp = false)
  @services_mx.synchronize do
	until @services.key?(name)
	  if waitp
 @services_cv.wait(@services_mx)
	  else
 return :DEEPCONNECT_NO_SUCH_SERVICE 
	  end
	end
	@services[name]
  end
end

#start(service) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 97

def start(service)
  @accepter.open(service)
  @local_id = @accepter.port_number
  @local_id_cv.broadcast

  @accepter.start
  @cron.start
end

#stop ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 106

def stop
  @accepter.stop
end

#tick ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 80

def tick
  @cron.tick
end

#when_connected(&block) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 222

def when_connected(&block)
  @when_connect_proc = block
end

#when_disconnected(&block) ⇒ Object 



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# File 'lib/deep-connect/organizer.rb', line 226

def when_disconnected(&block)
  @when_disconnect_proc = block
end