+# Debug it with this command:
+# make -C ../.. && valgrind ruby MasterSlave.rb --log=ruby.thres:debug 2>&1 | less
+require 'simgrid'
+include MSG
+#################################################
+# Class Master
+#################################################
+
+
+class Master < MSG::Process
+ # main : that function that will be executed when running simulation
+
+ def main(args) # args is an array containing arguments for function master
+ size = args.size
+ for i in 0..size-1
+ MSG::info("args["+String(i)+"]="+args[i])
+ end
+
+ raise "Master needs 3 arguments" if size < 3
+ numberOfTask = Integer(args[0])
+ taskComputeSize = Float(args[1])
+ taskCommunicationSize = Float(args[2])
+ slaveCount = Integer(args[3])
+
+ # Creates and sends the tasks
+ for i in 0..numberOfTask-1
+ task = RTask.new("Task_"+ i.to_s, taskComputeSize , taskCommunicationSize);
+ mailbox = "slave " + (i%slaveCount).to_s
+ MSG::info("Master Sending "+ task.name + " to " + mailbox + " with Comput Size " +
+ task.compSize.to_s)
+ task.send(mailbox)
+ MSG::info("Master Done Sending " + task.name + " to " + mailbox)
+ end
+
+ # Sending Finalize MSG::Tasks
+ #MSG::info("Master: All "+numberOfTask+" tasks have been dispatched. Let's tell everybody the computation is over.")
+ MSG::info("Master: All tasks have been dispatched. Let's tell everybody the computation is over.")
+ for i in 0..slaveCount-1
+ mailbox = "slave " + i.to_s
+ finalize_task = RTask.new("finalize",0,0)
+ finalize_task.send(mailbox)
+ end
+ MSG::info("Master : Everything's Done")
+ end
+end
+#################################################
+# Class Slave
+#################################################
+class Slave < MSG::Process
+
+ def main(args)
+ mailbox = "slave " + args[0]
+ for i in 0..args.size-1
+ MSG::debug("args["+String(i)+"]="+args[i])
+ end
+
+ while true
+ task = Task.receive(mailbox)
+ if (task.name == "finalize")
+ break
+ end
+ task.execute
+ MSG::debug("Slave '" + mailbox + "' done executing task "+ task.name + ".")
+ end
+ MSG::info("I'm done, see you")
+ end
+end
+#################################################
+# main chunck
+#################################################
+if (ARGV.length == 2)
+ MSG.createEnvironment(ARGV[0])
+ MSG.deployApplication(ARGV[1])
+else
+ MSG.createEnvironment("platform.xml")
+ MSG.deployApplication("deploy.xml")
+end
+MSG.run
+puts "Simulation time : " + MSG.getClock .to_s
+MSG.exit
\ No newline at end of file