Class: Fairy::Export

Inherits:
Object
  • Object
show all
Defined in:
lib/fairy/share/port.rb

Constant Summary collapse

END_OF_STREAM = 
:END_OF_STREAM
ExportMonitor = 
FiberMon.new

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(policy = nil) ⇒ Export

ExportMonitor.start



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# File 'lib/fairy/share/port.rb', line 329

def initialize(policy = nil)

  @queuing_policy = policy
  @queuing_policy ||= CONF.POSTQUEUING_POLICY
  @max_chunk = CONF.POSTQUEUE_MAX_TRANSFER_SIZE

  @STR_TRANSFAR = CONF.TRANSFAR_MARSHAL_STRING_ARRAY_OPTIMIZE
  if @queuing_policy.kind_of?(Hash) && 
	  @queuing_policy[:transfar_marshal_string_array_optimize]
	@STR_TRANSFAR = @queuing_policy[:transfar_marshal_string_array_optimize]
  end

#      @output_buf = []
#      @output_buf_mutex = Mutex.new
#      @output_buf_cv = XThread::ConditionVariable.new
  
  @output = nil
  @output_mutex = Mutex.new
  @output_cv = XThread::ConditionVariable.new

  @njob_id = nil

  @no = nil
  @no_mutex = Mutex.new
  @no_cv = XThread::ConditionVariable.new

  @key = nil

  @status = nil
  @status_mutex = Mutex.new
  @status_cv = XThread::ConditionVariable.new

  @export_mon = ExportMonitor
  @export_mx = @export_mon.new_mon
  @pop_cv = @export_mx.new_cv
  @export_cv = @export_mx.new_cv
  
  case @queuing_policy
  when Hash
	klass = eval("#{@queuing_policy[:queuing_class]}")
	mon = @export_mon.new_mon
	cv = mon.new_cv
	@queue = klass.new(@queuing_policy, mon, cv)
  else
	@queue = @queuing_policy
  end

  Log::debug(self, "Using Buffer: #{@queue.class}")
end

Instance Attribute Details

#key ⇒ Object

Returns the value of attribute key.



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# File 'lib/fairy/share/port.rb', line 403

def key
  @key
end

#njob_id ⇒ Object

Returns the value of attribute njob_id.



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# File 'lib/fairy/share/port.rb', line 394

def njob_id
  @njob_id
end

Instance Method Details

#add_key(key) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 404

def add_key(key)
  @key = key
end

#export_elements(elements) ⇒ Object

buf = []

	elements.each do |e|
	  if PORT_KEEP_IDENTITY_CLASS_SET[e.class]

start = 0 while buf.size > start @output.push_buf buf[start, start+max] start += max end

	    @output.push e
	    buf = buf.clear
	  else
	    buf.push e
	  end
	end

start = 0 while buf.size > start @output.push_buf buf[start, start+max] start += max end buf.clear

else

start = 0 while elements.size > start @output.push_buf elements[start, start+max] start += max end elements.clear

  end
end



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# File 'lib/fairy/share/port.rb', line 675

def export_elements(elements)
  start = 0
  string_p = nil
  elements.each_with_index do |e, idx|

	if @STR_TRANSFAR
	  if e.class == String
 string_p = true
	  elsif string_p.nil?
 string_p = false
	  elsif string_p
 exports_elements_sub_str(elements, start, idx-1)
 start = idx
 string_p = nil
	  end
	end

	if PORT_KEEP_IDENTITY_CLASS_SET[e.class]
	  exports_elements_sub(elements, start, idx-1)
	  sended = nil
	  @export_mx.synchronize do
 @output.asynchronus_send_with_callback(:push_keep_identity, e){
   @export_mx.synchronize do
		sended = true
		@export_cv.broadcast
   end
 }
 @export_cv.wait_until{sended}
	  end
	  start = idx + 1
	end
  end
#      @output.push_buf elements
  if string_p
	exports_elements_sub_str(elements, start, elements.size-1)
  else
	exports_elements_sub(elements, start, elements.size-1)
  end
  elements.clear
end

#export_elements_raw(raw) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 805

def export_elements_raw(raw)
  @export_mx.synchronize do
	sended = nil
	@output.asynchronus_send_with_callback(:push_raw, raw) {
	  @export_mx.synchronize do
 sended = true
 @export_cv.broadcast
	  end
	}
	@export_cv.wait_until{sended}
  end
end

#exports_elements_sub(elements, start, last, max = @max_chunk) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 716

def exports_elements_sub(elements, start, last, max = @max_chunk)
  while last >= start
	len = [max, last - start + 1].min
	@export_mx.synchronize do
	  sended = nil
	  @output.asynchronus_send_with_callback(:push_buf, elements[start, len]){
 @export_mx.synchronize do
   sended = true
   @export_cv.broadcast
 end
	  }
	  @export_cv.wait_until{sended}
	end
	start += len
  end
end

#exports_elements_sub_str(elements, start, last, max = @max_chunk) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 733

def exports_elements_sub_str(elements, start, last, max = @max_chunk)
  while last >= start
	len = [max, last - start + 1].min
	bigstr = elements[start, len].collect{|e| 
	  e.gsub(/[\\\t]/){|v| v == "\t" ? "\\t" : '\\\\'}
	}.join("\t")
	@export_mx.synchronize do
	  sended = nil
	  @output.asynchronus_send_with_callback(:push_strings, bigstr) {
 @export_mx.synchronize do
   sended = true
   @export_cv.broadcast
 end
	  }
	  @export_cv.wait_until{sended}
	end
	start += len
  end
end

#fib_pop ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 473

def fib_pop
  @export_mx.synchronize do
	e = nil
	#@export_mon.entry{e = @queue.pop; @pop_cv.signal}
	Thread.start do
	  @export_mx.synchronize do
 e = @queue.pop
 @pop_cv.signal
	  end
	end
	@pop_cv.wait_until{e}
	e
  end
end

#fib_pop_all ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 488

def fib_pop_all
  @export_mx.synchronize do
	e = nil
	#@export_mon.entry{e = @queue.pop; @pop_cv.signal}
	Thread.start do
	  @export_mx.synchronize do
 e = @queue.pop_all
 @pop_cv.signal
	  end
	end
	@pop_cv.wait_until{e}
	e
  end
end

#fib_wait_finish(cv) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 888

def fib_wait_finish(cv)
  @status_cv = cv
  cv.wait_until{@status == END_OF_STREAM}
end

#log_id ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 379

def log_id
  "Export[#{@njob_id}[#{@no}:#{@key}]]"
end

#no ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 383

def no
  @no_mutex.synchronize do
	while !@no
	  Log::debug(self, "Wait until set @no.") if @DEBUG_PORT_WAIT
	  @no_cv.wait(@no_mutex)
	  Log::debug(self, "End: Wait until set @no")  if @DEBUG_PORT_WAIT
	end
	@no
  end
end

#no=(no) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 396

def no=(no)
  @no_mutex.synchronize do
	@no=no
	@no_cv.broadcast
  end
end

#output ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 414

def output
  @output_mutex.synchronize do
	while !@output
	  Log::debug(self, "Wait until set @output") if @DEBUG_PORT_WAIT
	  @output_cv.wait(@output_mutex)
	  Log::debug(self, "End: Wait until set @output") if @DEBUG_PORT_WAIT
	end
	@output
  end
end

#output=(output) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 425

def output=(output)
  @output_mutex.synchronize do
	@output = output
	@output_cv.broadcast
  end

  start_export
  nil
end

#output? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fairy/share/port.rb', line 408

def output?
  @output_mutex.synchronize do
	@output
  end
end

#output_no_import=(n) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 435

def output_no_import=(n)
  if output?
	@output.no_import = n
  else
	# 遅延設定(shuffleのため)
	Thread.start do
	  Log::debug(self, "@output is nil. Enter delay setting.") if @DEBUG_PORT_WAIT
	  output.no_import = n
	  Log::debug(self, "Exit delay setting.") if @DEBUG_PORT_WAIT
	end
	n
  end
end

#push(e) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 449

def push(e)
  @queue.push e
  nil
end

#push_buf(buf) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 454

def push_buf(buf)
  if @queue.respond_to?(:push_all)
	@queue.push_all(buf)
	nil
  else
	begin 
	  buf.each{|e| @queue.push e}
	  nil
	rescue
	  Log::debug_exception(self)
	  raise
	end
  end
end

#push_delayed_element(&block) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 469

def push_delayed_element(&block)
  @queue.push Import::CTLTOKEN_DELAYED_ELEMENT.new(&block)
end

#start_export ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 575

def start_export
  Log::debug(self, "START EXPORT")

  if @queue.respond_to?(:pop_raw)
	return start_export_raw
  end

  unless @queue.respond_to?(:pop_all)
	return start_export0
  end
  
  @export_mon.entry do
puts "AAAAAAAAAAAAAAAA:1"
	if bug49 = CONF.DEBUG_BUG49
	  # BUG#49用
	  Log::debug(self, "export key=#{@key}: START")
	  n = 0
	  mod = CONF.LOG_IMPORT_NTIMES_POP
	  limit = mod
	end
#	@export_mx.synchronize do
	  while (pops = @queue.pop_all).last != END_OF_STREAM
#	  while (pops = fib_pop_all).last != END_OF_STREAM

 if bug49
   n += pops.size
   if n >= limit
		Log::debug(self, "EXPORT key=#{@key} n: #{n}") 
		while limit > n
limit += mod
		end
   end
 end

 begin 
   export_elements(pops)
 rescue DeepConnect::SessionServiceStopped
   Log::debug_exception(self)
   raise
 rescue
   Log::debug_exception(self)
   raise
 end
 @export_mon.yield
	  end
	  export_elements(pops)
#	end

	if bug49
	  # BUG#49用
	  Log::debug(self, "export key=#{@key}: PREFINISH0")
	  #	@output.push END_OF_STREAM
	  Log::debug(self, "export key=#{@key}: PREFINISH1")
	end
	self.status = END_OF_STREAM

	Log::debug(self, "FINISH EXPORT")
  end
  nil
end

#start_export0 ⇒ Object

def push(e) # @output_buf_mutex.synchronize do @output_buf.push e if @output_buf.size > 1000 || e == END_OF_STREAM @output_buf_cv.signal end # end # @queue.push e

end



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# File 'lib/fairy/share/port.rb', line 514

def start_export0
  @export_mon.entry do
puts "AAAAAAAAAAAAAAAA:0"
	if bug49 = CONF.DEBUG_BUG49
	  # BUG#49用
	  Log::debug(self, "export START")
	  mod = CONF.LOG_IMPORT_NTIMES_POP
	  n = 0
	end
	self.status = :EXPORT

	@export_mx.synchronize do
#	  while (e = fib_pop) != END_OF_STREAM
	  while (e = @queue.pop) != END_OF_STREAM
 if bug49
   # BUG#49用
   n += 1
   if (n % mod == 0 || n < 3)
		Log::debug(self, "EXPORT n: #{n}")
   end
 end
 begin 
   if PORT_KEEP_IDENTITY_CLASS_SET[e.class]
		@output.asyncronus_send_with_callback(:push_keep_identity, e){
@export_mx.synchronize{@export_cv.broadcast}
		}
   else
		@output.asyncronus_send_with_callback(:push, e) {
@export_mx.synchronize{@export_cv.broadcast}
		}
   end
   @export_cv.wait
 rescue DeepConnect::SessionServiceStopped
   Log::debug_exception(self)
   raise
 rescue
   Log::debug_exception(self)
   raise
 end
 if bug49 && (n % mod == mod - 1 || n < 3)
   Log::debug(self, "EXPORT e: #{n - mod + 1}")
 end
 @export_mon.yield
	  end
	end
	if bug49
	  # BUG#49用
	  Log::debug(self, "export PREFINISH0")
	end
	@output.push END_OF_STREAM
	if bug49
	  Log::debug(self, "export PREFINISH1")
	end
	self.status = END_OF_STREAM
	if bug49
	  Log::debug(self, "export FINISH")
	end
  end
  nil
end

#start_export_raw ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 753

def start_export_raw
  Log::debug(self, "START EXPORT(RAW MODE)")

  @export_mon.entry do
puts "AAAAAAAAAAAAAAAA:2"
	if bug49 = CONF.DEBUG_BUG49
	  # BUG#49用
	  Log::debug(self, "export key=#{@key}: START")
	  n = 0
	  mod = CONF.LOG_IMPORT_NTIMES_POP
	  limit = mod
	end
#	@export_mx.synchronize do
	while (raw = @queue.pop_raw) != END_OF_STREAM
	  if bug49
 n += pops.size
 if n >= limit
   Log::debug(self, "EXPORT key=#{@key} raw_size: #{n}") 
   while limit > n
		limit += mod
   end
 end
	  end
 
	  begin 
 export_elements_raw(raw)
	  rescue DeepConnect::SessionServiceStopped
 Log::debug_exception(self)
 raise
	  rescue
 Log::debug_exception(self)
 raise
	  end
	  @export_mon.yield
	end
	export_elements_raw(raw)
#	end

	if bug49
	  # BUG#49用
	  Log::debug(self, "export key=#{@key}: PREFINISH0")
	  #	@output.push END_OF_STREAM
	  Log::debug(self, "export key=#{@key}: PREFINISH1")
	end
	self.status = END_OF_STREAM

	Log::debug(self, "FINISH EXPORT")
  end
  nil

end

#status=(val) ⇒ Object

ここから, 後で要検討



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# File 'lib/fairy/share/port.rb', line 872

def status=(val)
  @status_mutex.synchronize do
	@status = val
	@status_cv.broadcast
  end
end

#wait_finish(cv) ⇒ Object 



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# File 'lib/fairy/share/port.rb', line 879

def wait_finish(cv)
  @status_mutex.synchronize do
	while @status != END_OF_STREAM
	  @status_cv.wait(@status_mutex)
	end
#	@status = :EXPORT_FINISH
  end
end