//defining s Constructor for every RHINO node that runs the ClusterServer Application
int main(int argc, char *argv[])
{
//defining variables
int pid;
int portno;
char buffer[256];
RhinoT rhinoDevice, *rhinoDevicePtr;
RegisterT *rhinoRegistersPtr, rhinoRegisters;
server_stateT *st;
/*
Is the structure containing an internet address and is defined in netinet/in.h
Will contain the address of the client and serv_addr will contain address of the server
*/
printf("Entering main\n");
rhinoDevicePtr = &rhinoDevice;
rhinoRegistersPtr = &rhinoRegisters;
//if no arguments have been passed in on the console
if (argc < 2)
{
error("Error, no port provided\n");
}
st = create_server();
if(st == NULL){
error("unable to allocate local server state");
}
portno = atoi(argv[1]); //getting the port number from the console
//MAYBE INITIALIZE THE RHINO HERE BEFORE USED
initializeMethod(rhinoDevicePtr, rhinoRegistersPtr);
if(connect_sockets(portno, rhinoDevicePtr,rhinoRegistersPtr, st) < 0)
{
error("Error connecting socket\n");
}
destroy_server(st);
return 0; //this terminates the whole main program but we never get here
}
/** the main loop for a task creator */
void TaskCreator::mainLoop(){
if(!m_initialized){
#ifdef DEBUG_TASK_CREATOR
cout<<"Initializing"<<endl;
#endif
initializeMethod();
m_initialized=true;
m_completedJobs=0;
}
if(hasUnassignedTask()){
if(m_virtualProcessor->canAddWorker()){
Worker*worker=assignNextTask();
#ifdef DEBUG_TASK_CREATOR
cout<<"Adding worker to pool worker= "<<worker<<" processor="<<m_virtualProcessor<<endl;
#endif
#ifdef CONFIG_ASSERT
assert(worker != NULL);
assert(m_virtualProcessor != NULL);
#endif
m_virtualProcessor->addWorker(worker);
/* tell the VirtualProcessor that no more tasks will be created */
if(!hasUnassignedTask()){
#ifdef DEBUG_TASK_CREATOR
cout<<"No more task are coming."<<endl;
#endif
m_virtualProcessor->noMoreTasksAreComing();
}
}
}
Worker*worker=NULL;
bool aWorkerWorked=m_virtualProcessor->run();
if(aWorkerWorked){
worker=m_virtualProcessor->getCurrentWorker();
}
if(worker!=NULL && worker->isDone()){
#ifdef DEBUG_TASK_CREATOR
cout<<"Current worker is done"<<endl;
#endif
processWorkerResult(worker);
destroyWorker(worker);
m_completedJobs++;
}
if(!hasUnassignedTask() && !m_virtualProcessor->hasWorkToDo()){
finalizeMethod();
m_virtualProcessor->printStatistics();
m_virtualProcessor->reset();
#ifdef DEBUG_TASK_CREATOR
cout<<"calling finalizeMethod()"<<endl;
#endif
}
}
