Class: LoadRunner::Queue

Inherits:
Object
  • Object
show all
Defined in:
lib/load_runner.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger = nil) ⇒ Queue

Returns a new instance of Queue.



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# File 'lib/load_runner.rb', line 8

def initialize(logger = nil)

	# logger
	if logger!=nil
		@logger = logger
	end

	# setup
	@threads = []
	@transactions = 0
	@num_threads = 1
	@failures = 0
end

Instance Attribute Details

#failures ⇒ Object

Returns the value of attribute failures.



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# File 'lib/load_runner.rb', line 6

def failures
  @failures
end

Instance Method Details

#load(num_threads = 1, &work) ⇒ Object 



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# File 'lib/load_runner.rb', line 22

def load(num_threads=1, &work)
	@num_threads = num_threads
	@work = work  # save work for new threads

	# create threads
	num_threads.times do ||

		# do work
		create_thread

		# log
		if @logger!=nil
   			@logger.debug "action=create|name=thread"
   		end
  	end
end

#run ⇒ Object 



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# File 'lib/load_runner.rb', line 39

def run()
	@start_time = Time.now
	start_all
	wait_until_finished
end

#run_and_stagger(max_sleep = 10) ⇒ Object 



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# File 'lib/load_runner.rb', line 45

def run_and_stagger(max_sleep=10)
	@start_time = Time.now
	start_all { rand_sleep(max_sleep) }
	wait_until_finished
end

#run_for_duration(num_seconds, max_sleep = 0) ⇒ Object 



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# File 'lib/load_runner.rb', line 51

def run_for_duration(num_seconds, max_sleep=0)
	@start_time = Time.now	

	# keep them running
	to_time = Time.now + num_seconds

	# log
	if @logger!=nil
		@logger.debug "action=run_for_durration|until=#{to_time}"
	end

	# duration
	while (Time.now <= to_time)
		@threads.each do |t| 

			# restart threads
			if (t.status=="sleep")
				rand_sleep(max_sleep)
				t.run
			end	

			if (t.status==false or t.status == nil)
				@transactions += 1
				@threads.delete t
				thread = create_thread
				rand_sleep(max_sleep) 
				thread.run

				# log
				if @logger!=nil
					@logger.debug "thread_count=#{@threads.count}"
				end
			end
		end
	end
	wait_until_finished()
end