int main()
{
std::vector<Landmark> landmarks;
landmarks.reserve( 6 );
Landmark buoy1( 11.0, 3.1, 0.0, "buoy", 0 );
Landmark buoy2( 11.5, 3.0, 0.0, "buoy", 1 );
Landmark buoy3( 10.5, 2.9, 0.0, "buoy", 2 );
Landmark gate( 4.0, 2.5, 0.14, "gate" );
Landmark pipe1( 6.0, 2.0, 0.2, "pipe", 0 );
Landmark pipe2( 14.0, 3.0, 0.3, "pipe", 1 );
// add all landmarks to "landmarks" in the order they were defined above
landmarks.push_back( buoy1 );
landmarks[1] = buoy2;
*landmarks.begin() = buoy3;
landmarks.back() = gate;
landmarks.at( 3 ) = pipe1;
landmarks.insert( landmarks.begin(), pipe2 );
// for everything below this line, assume the landmarks have all been added to "landmarks" correctly
// print all the landmarks
{
unsigned int i = 0;
while( i <= landmarks.size() )
{
Landmark landmark = *( landmarks.begin() + i );
std::cout << landmark.toString() << std::endl;
}
}
// print all the landmarks
{
std::vector<Landmark>::iterator landmarks_it = landmarks.begin();
while( landmarks_it != landmarks.end() )
{
std::cout << landmarks_it->toString() << std::endl;
++landmarks_it;
}
}
// print all the landmarks
{
for( Landmark * landmark_ptr = &landmarks[0]; landmark_ptr != &landmarks[landmarks.size()]; ++landmark_ptr )
{
std::cout << landmark_ptr->toString() << std::endl;
}
}
return 0;
}
int
main(int argc, char *argv[])
{
printf(1, "usertests starting\n");
if(open("usertests.ran", 0) >= 0){
printf(1, "already ran user tests -- rebuild fs.img\n");
exit();
}
close(open("usertests.ran", O_CREATE));
createdelete();
linkunlink();
concreate();
fourfiles();
sharedfd();
bigargtest();
bigwrite();
bigargtest();
bsstest();
sbrktest();
validatetest();
opentest();
writetest();
writetest1();
createtest();
openiputtest();
exitiputtest();
iputtest();
mem();
pipe1();
preempt();
exitwait();
rmdot();
fourteen();
bigfile();
subdir();
linktest();
unlinkread();
dirfile();
iref();
forktest();
bigdir(); // slow
exectest();
exit();
}
int
sys_pipe2(struct lwp *l, const struct sys_pipe2_args *uap, register_t *retval)
{
/* {
syscallarg(int[2]) fildes;
syscallarg(int) flags;
} */
int fd[2], error;
if ((error = pipe1(l, retval, SCARG(uap, flags))) != 0)
return error;
fd[0] = retval[0];
fd[1] = retval[1];
if ((error = copyout(fd, SCARG(uap, fildes), sizeof(fd))) != 0)
return error;
retval[0] = 0;
return 0;
}
int main(int argc, char **argv) {
EventList eventlist;
eventlist.setEndtime(timeFromSec(5000));
Clock c(timeFromSec(50/100.), eventlist);
int algo = UNCOUPLED;
double epsilon = 1;
int crt = 2;
if (argc>1) {
if (!strcmp(argv[1],"UNCOUPLED"))
algo = UNCOUPLED;
else if (!strcmp(argv[1],"COUPLED_INC"))
algo = COUPLED_INC;
else if (!strcmp(argv[1],"FULLY_COUPLED"))
algo = FULLY_COUPLED;
else if (!strcmp(argv[1],"COUPLED_TCP"))
algo = COUPLED_TCP;
else if (!strcmp(argv[1],"COUPLED_EPSILON")) {
algo = COUPLED_EPSILON;
if (argc>2) {
epsilon = atof(argv[2]);
crt++;
printf("Using epsilon %f\n",epsilon);
}
}
else
exit_error(argv[0]);
}
linkspeed_bps SERVICE1 = speedFromPktps(400);
linkspeed_bps SERVICE2;
if (argc>crt)
SERVICE2 = speedFromPktps(atoi(argv[crt++]));
else
SERVICE2 = speedFromPktps(400);
simtime_picosec RTT1=timeFromMs(100);
simtime_picosec RTT2;
if (argc>crt)
RTT2 = timeFromMs(atoi(argv[crt]));
else
RTT2 = timeFromMs(100);
mem_b BUFFER1=memFromPkt(RANDOM_BUFFER+timeAsSec(RTT1)*speedAsPktps(SERVICE1));//NUMFLOWS * targetwnd);
mem_b BUFFER2=memFromPkt(RANDOM_BUFFER+timeAsSec(RTT2)*speedAsPktps(SERVICE2));//NUMFLOWS * targetwnd);
srand(time(NULL));
// prepare the loggers
stringstream filename(ios_base::out);
filename << "../data/logout." << speedAsPktps(SERVICE2) << "pktps." <<timeAsMs(RTT2) << "ms."<< rand();
cout << "Outputting to " << filename.str() << endl;
Logfile logfile(filename.str(),eventlist);
logfile.setStartTime(timeFromSec(0.5));
QueueLoggerSimple logQueue = QueueLoggerSimple();
logfile.addLogger(logQueue);
// QueueLoggerSimple logPQueue1 = QueueLoggerSimple(); logfile.addLogger(logPQueue1);
//QueueLoggerSimple logPQueue3 = QueueLoggerSimple(); logfile.addLogger(logPQueue3);
QueueLoggerSimple logPQueue = QueueLoggerSimple();
logfile.addLogger(logPQueue);
MultipathTcpLoggerSimple mlogger = MultipathTcpLoggerSimple();
logfile.addLogger(mlogger);
//TrafficLoggerSimple logger;
//logfile.addLogger(logger);
SinkLoggerSampling sinkLogger = SinkLoggerSampling(timeFromMs(1000),eventlist);
logfile.addLogger(sinkLogger);
QueueLoggerSampling qs1 = QueueLoggerSampling(timeFromMs(1000),eventlist);
logfile.addLogger(qs1);
QueueLoggerSampling qs2 = QueueLoggerSampling(timeFromMs(1000),eventlist);
logfile.addLogger(qs2);
TcpLoggerSimple* logTcp = NULL;
logTcp = new TcpLoggerSimple();
logfile.addLogger(*logTcp);
// Build the network
Pipe pipe1(RTT1, eventlist);
pipe1.setName("pipe1");
logfile.writeName(pipe1);
Pipe pipe2(RTT2, eventlist);
pipe2.setName("pipe2");
logfile.writeName(pipe2);
Pipe pipe_back(timeFromMs(.1), eventlist);
pipe_back.setName("pipe_back");
logfile.writeName(pipe_back);
RandomQueue queue1(SERVICE1, BUFFER1, eventlist,&qs1,memFromPkt(RANDOM_BUFFER));
queue1.setName("Queue1");
logfile.writeName(queue1);
RandomQueue queue2(SERVICE2, BUFFER2, eventlist,&qs2,memFromPkt(RANDOM_BUFFER));
queue2.setName("Queue2");
logfile.writeName(queue2);
Queue pqueue2(SERVICE2*2, memFromPkt(FEEDER_BUFFER), eventlist,NULL);
pqueue2.setName("PQueue2");
logfile.writeName(pqueue2);
Queue pqueue3(SERVICE1*2, memFromPkt(FEEDER_BUFFER), eventlist,NULL);
pqueue3.setName("PQueue3");
logfile.writeName(pqueue3);
Queue pqueue4(SERVICE2*2, memFromPkt(FEEDER_BUFFER), eventlist,NULL);
pqueue4.setName("PQueue4");
logfile.writeName(pqueue4);
Queue* pqueue;
Queue queue_back(max(SERVICE1,SERVICE2)*4, memFromPkt(1000), eventlist,NULL);
queue_back.setName("queue_back");
logfile.writeName(queue_back);
TcpRtxTimerScanner tcpRtxScanner(timeFromMs(10), eventlist);
//TCP flows on path 1
TcpSrc* tcpSrc;
TcpSink* tcpSnk;
route_t* routeout;
route_t* routein;
double extrastarttime;
for (int i=0; i<TCP_1; i++) {
tcpSrc = new TcpSrc(NULL,NULL,eventlist);
tcpSrc->setName("Tcp1");
logfile.writeName(*tcpSrc);
tcpSnk = new TcpSink();
tcpSnk->setName("Tcp1");
logfile.writeName(*tcpSnk);
tcpRtxScanner.registerTcp(*tcpSrc);
// tell it the route
pqueue = new Queue(SERVICE1*2, memFromPkt(FEEDER_BUFFER), eventlist,NULL);
pqueue->setName("PQueue1_"+ntoa(i));
logfile.writeName(*pqueue);
routeout = new route_t();
routeout->push_back(pqueue);
routeout->push_back(&queue1);
routeout->push_back(&pipe1);
routeout->push_back(tcpSnk);
routein = new route_t();
routein->push_back(tcpSrc);
extrastarttime = drand()*50;
tcpSrc->connect(*routeout,*routein,*tcpSnk,timeFromMs(extrastarttime));
sinkLogger.monitorSink(tcpSnk);
}
//TCP flow on path 2
for (int i=0; i<TCP_2; i++) {
tcpSrc = new TcpSrc(NULL,NULL,eventlist);
tcpSrc->setName("Tcp2");
logfile.writeName(*tcpSrc);
tcpSnk = new TcpSink();
tcpSnk->setName("Tcp2");
logfile.writeName(*tcpSnk);
tcpRtxScanner.registerTcp(*tcpSrc);
pqueue = new Queue(SERVICE2*2, memFromPkt(FEEDER_BUFFER), eventlist,NULL);
pqueue->setName("PQueue2_"+ntoa(i));
logfile.writeName(*pqueue);
// tell it the route
routeout = new route_t();
routeout->push_back(pqueue);
routeout->push_back(&queue2);
routeout->push_back(&pipe2);
routeout->push_back(tcpSnk);
routein = new route_t(); //routein->push_back(&queue_back); routein->push_back(&pipe_back);
routein->push_back(tcpSrc);
extrastarttime = 50*drand();
tcpSrc->connect(*routeout,*routein,*tcpSnk,timeFromMs(extrastarttime));
sinkLogger.monitorSink(tcpSnk);
}
MultipathTcpSrc* mtcp;
if (algo==COUPLED_EPSILON)
mtcp = new MultipathTcpSrc(algo,eventlist,&mlogger,epsilon);
else
mtcp = new MultipathTcpSrc(algo,eventlist,&mlogger);
//MTCP flow 1
tcpSrc = new TcpSrc(NULL,NULL,eventlist);
tcpSrc->setName("Subflow1");
logfile.writeName(*tcpSrc);
tcpSnk = new TcpSink();
tcpSnk->setName("Subflow1");
logfile.writeName(*tcpSnk);
tcpRtxScanner.registerTcp(*tcpSrc);
// tell it the route
routeout = new route_t();
routeout->push_back(&pqueue3);
routeout->push_back(&queue1);
routeout->push_back(&pipe1);
routeout->push_back(tcpSnk);
routein = new route_t();
//routein->push_back(&queue_back); routein->push_back(&pipe_back);
routein->push_back(tcpSrc);
extrastarttime = 50*drand();
//join multipath connection
mtcp->addSubflow(tcpSrc);
tcpSrc->connect(*routeout,*routein,*tcpSnk,timeFromMs(extrastarttime));
sinkLogger.monitorSink(tcpSnk);
//MTCP flow 2
tcpSrc = new TcpSrc(NULL,NULL,eventlist);
tcpSrc->setName("Subflow2");
logfile.writeName(*tcpSrc);
tcpSnk = new TcpSink();
tcpSnk->setName("Subflow2");
logfile.writeName(*tcpSnk);
tcpRtxScanner.registerTcp(*tcpSrc);
// tell it the route
routeout = new route_t();
routeout->push_back(&pqueue4);
routeout->push_back(&queue2);
routeout->push_back(&pipe2);
routeout->push_back(tcpSnk);
routein = new route_t();
//routein->push_back(&queue_back); routein->push_back(&pipe_back);
routein->push_back(tcpSrc);
extrastarttime = 50*drand();
//join multipath connection
mtcp->addSubflow(tcpSrc);
tcpSrc->connect(*routeout,*routein,*tcpSnk,timeFromMs(extrastarttime));
sinkLogger.monitorSink(tcpSnk);
// Record the setup
int pktsize = TcpPacket::DEFAULTDATASIZE;
logfile.write("# pktsize="+ntoa(pktsize)+" bytes");
logfile.write("# bottleneckrate1="+ntoa(speedAsPktps(SERVICE1))+" pkt/sec");
logfile.write("# bottleneckrate2="+ntoa(speedAsPktps(SERVICE2))+" pkt/sec");
logfile.write("# buffer1="+ntoa((double)(queue1._maxsize)/((double)pktsize))+" pkt");
logfile.write("# buffer2="+ntoa((double)(queue2._maxsize)/((double)pktsize))+" pkt");
double rtt = timeAsSec(RTT1);
logfile.write("# rtt="+ntoa(rtt));
rtt = timeAsSec(RTT2);
logfile.write("# rtt="+ntoa(rtt));
logfile.write("# numflows="+ntoa(NUMFLOWS));
logfile.write("# targetwnd="+ntoa(targetwnd));
// GO!
while (eventlist.doNextEvent()) {}
}
/*
* Pipe messages, honor ignored fields.
*/
int
pipecmd(void *v)
{
char *str = v;
return(pipe1(str, 1));
}
/*
* Pipe messages, not respecting ignored fields.
*/
int
Pipecmd(void *v)
{
char *str = v;
return(pipe1(str, 0));
}
int
sys_pipe(struct lwp *l, const void *v, register_t *retval)
{
return pipe1(l, retval, 0);
}
int main()
{
Source src(100);
Pipe pipe1(80);
Valve valve1(on);
Tank tank1(60);
Switch switch1(&tank1,300);
Switch switch2(&tank1, 50);
Pipe pipe2(80);
Sink sink1(30);
Pipe pipe3(40);
Valve valve2(on);
Tank tank2(80);
Switch switch3(&tank2, 250);
Switch switch4(&tank2, 50);
Sink sink2(20);
while( !kbhit() )
{
src>=pipe1;
pipe1>=valve1;
valve1>=tank1;
Tee(tank1,pipe2,pipe3);
pipe2>=sink1;
pipe3>=valve2;
valve2>=tank2;
tank2>=sink2;
src.Tick();
pipe1.Tick();
valve1.Tick();
tank1.Tick();
switch1.Tick();
switch2.Tick();
pipe2.Tick();
sink1.Tick();
pipe3.Tick();
valve2.Tick();
tank2.Tick();
switch3.Tick();
switch4.Tick();
sink2.Tick();
if(valve1.Status()==on&& switch1.Status()==on)
valve1.Status()=off;
if (valve1.Status()==off && switch2.Status()==off)
valve1.Status()=on;
if(valve2.Status()==on && switch3.Status()==on)
valve2.Status()=off;
if(valve2.Status()==off && switch4.Status()==off)
valve2.Status()=on;
cout<<" Src=" <<setw(2)<<src.Flow();
cout<<" p1="<<setw(2)<<pipe1.Flow();
if(valve1.Status()==off)
cout<<" v1=off";
else
cout<<" v1=on";
cout<<" T1="<<setw(3)<<tank1.Contents();
cout<<" p2="<<setw(2)<<pipe2.Flow();
cout<<" Sink1= "<<setw(2)<<sink1.Flow();
cout<<" p3="<<setw(2)<<pipe3.Flow();
if(valve2.Status()==off)
cout<<" v2=off";
else
cout<<" v2=on";
cout<<" T2= "<<setw(3)<<tank2.Contents();
cout<<" sink2= "<<setw(2)<<sink2.Flow();
cout<<"\n";
}
return 0;
}
