X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2371d0c1060589bd7b8757f47974ceaa906e0dba..2abf25f94d9a3fd19a5d85637d6758932be8b047:/examples/cxx/basic/Master.cxx

diff --git a/examples/cxx/basic/Master.cxx b/examples/cxx/basic/Master.cxx
new file mode 100644
index 0000000000..f6e06d207f
--- /dev/null
+++ b/examples/cxx/basic/Master.cxx
@@ -0,0 +1,110 @@
+#include "Master.hpp"
+#include "BasicTask.hpp"
+#include "FinalizeTask.hpp"
+#include <Host.hpp>
+#include <HostNotFoundException.hpp>
+
+#include <iostream>
+using namespace std;
+
+
+#ifndef BUFFMAX
+#define BUFFMAX 260
+#endif
+
+MSG_IMPLEMENT_DYNAMIC(Master, Process);
+
+int Master::main(int argc, char** argv)
+{
+	int channel = 0;
+	char buff[BUFFMAX + 1] = {0};
+	int numberOfTasks;		
+	double taskComputeSize;		
+	double taskCommunicateSize;
+
+	if (argc < 3) 
+	{
+		cerr <<"Master needs 3 arguments" << endl;
+		exit(1);
+	}
+	
+	cout << "Hello I'm " << getName() << " on " << getHost().getName() << "!" << endl;
+	
+	int slaveCount = 0;
+	Host* slaves = NULL;
+	
+	cout << "argc=" <<  argc << endl;
+	
+	for (int i = 0; i< argc; i++)	    
+		cout << "argv:" << argv[i] << endl;
+	
+	sscanf(argv[0],"%d", &numberOfTasks);
+	
+	sscanf(argv[1],"%lg", &taskComputeSize);
+	
+	sscanf(argv[2],"%lg", &taskCommunicateSize);
+	
+	BasicTaskPtr* todo = new BasicTaskPtr[numberOfTasks];
+	
+	for (int i = 0; i < numberOfTasks; i++) 
+	{
+		sprintf(buff,"Task_%d",i);
+		todo[i] = new BasicTask(buff, taskComputeSize, taskCommunicateSize);
+		memset(buff, 0 , BUFFMAX + 1); 
+	}
+	
+	slaveCount = argc - 3;
+	slaves = new Host[slaveCount];
+	
+	for(int i = 3; i < argc ; i++)  
+	{
+		try 
+		{
+			slaves[i-3] = Host::getByName(argv[i]);
+		}
+		
+		catch(HostNotFoundException e) 
+		{
+			cerr << e.toString() <<". Stopping Now!" << endl;
+			exit(1);
+		}
+	}
+	
+	cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Got slave(s) :"  << slaveCount << endl;
+	
+	for (int i = 0; i < slaveCount; i++)
+		cout <<"[" << getName() << ":" << getHost().getName() << "] " << "\t" << slaves[i].getName() << endl;
+	
+	cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Got " << numberOfTasks << " task to process." << endl;
+	
+	for (int i = 0; i < numberOfTasks; i++) 
+	{
+		cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Sending \"" << todo[i]->getName() << "\" to \"" << slaves[i % slaveCount].getName() << "\"" << endl;
+	
+		if(!strcmp(Host::currentHost().getName(), slaves[i % slaveCount].getName())) 
+			cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Hey ! It's me ! ";
+	
+		slaves[i % slaveCount].put(channel, todo[i]);
+	}
+	
+	cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Send completed" << endl;
+	
+	cout <<"[" << getName() << ":" << getHost().getName() << "] " << "All tasks have been dispatched. Let's tell everybody the computation is over." << endl;
+	
+	for (int i = 0; i < slaveCount; i++) 
+	{
+		slaves[i].put(channel, new FinalizeTask());
+	}
+	
+
+	for(int i = 0; i < numberOfTasks; i++)
+		delete todo[i];
+
+	delete[] todo;
+
+	delete[] slaves;
+	
+	cout <<"[" << getName() << ":" << getHost().getName() << "] " << "Goodbye now!" << endl;
+
+	return 0;
+}
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