int main(void) {
coconut::IOServiceContainer ioServiceContainer;
boost::shared_ptr<MyUdpClientController> udpclient(new MyUdpClientController);
coconut::NetworkHelper::bindUdp(&ioServiceContainer, 0/*for client*/, udpclient);
udpclient->udpSocket()->writeTo("HELLO", 5, "localhost", UDP_PORT);
ioServiceContainer.run();
}
double estimateCapacity_pairs(int tcpsock)
{
pcapeststart pcap;
pcapestack pcapack;
int udpsock = 0;
char buf[2000];
int ret;
struct timeval tv;
double ct = 0;
pcap.header.ptype = P_CAPEST_START;
pcap.header.length = 0;
writewrapper(tcpsock, (char *)&pcap, sizeof(struct _capeststart));
ret = readwrapper(tcpsock, (char *)&pcapack, sizeof(struct _capestack));
if(ret == -1 || pcapack.header.ptype != P_CAP_ACK)
{
fprintf(stderr, "cannot read OR wrong cap ack\n");
return -1;
}
udpsock = udpclient();
while(1)
{
gettimeofday(&tv, NULL);
ct = tv.tv_sec + tv.tv_usec/1.0e6;
memcpy(buf, (const char *)&ct, sizeof(ct));
ret = send(udpsock, buf, 500, 0);
if(ret == -1)
{
fprintf(stderr, "cannot send\n");
return -1;
}
ret = send(udpsock, buf, 500, 0);
if(ret == -1)
{
fprintf(stderr, "cannot send\n");
return -1;
}
ret = readwrapper(tcpsock, (char *)&pcapack,
sizeof(struct _capestack));
if(ret == -1 || pcapack.header.ptype != P_CAP_ACK)
{
fprintf(stderr, "cannot read OR wrong cap ack\n");
return -1;
}
//printf("Capacity: %.2f\n", pcapack.capacity);
printf("."); fflush(stdout);
if(pcapack.finalflag == 1) break;
usleep(30000);
}
close(udpsock);
printf("Capacity: %.2f\n", pcapack.capacity);
return pcapack.capacity;
}
void Udpclienthandler(void *param)
{
/*here gives the udp demo code*/
vTaskDelay(1000);
printf("\n\rUdp client test");
udpclient();
#if defined(INCLUDE_uxTaskGetStackHighWaterMark) && (INCLUDE_uxTaskGetStackHighWaterMark == 1)
printf("\n\rMin available stack size of %s = %d * %d bytes", __FUNCTION__, uxTaskGetStackHighWaterMark(NULL), sizeof(portBASE_TYPE));
#endif
printf("\n\rUDP: udp client stopped!");
udpcllient_task = NULL;
vTaskDelete(NULL);
}
int main(int argc, char* argv[])
{
int ret;
int isserv = 0;
#ifdef _WIN32
WSADATA wsa_data;
ret = WSAStartup(MAKEWORD(2,0), &wsa_data);
ERROR_GOTO(ret != 0, "WSAStartup() failed", error);
#endif
while((ret = getopt(argc, argv, "hscv6")) != EOF) {
switch(ret) {
case '6':
ipver = SOCK_IPV6;
break;
case 's':
isserv = 1;
break;
case 'c':
isserv = 0;
break;
case 'v':
if(debug_level < 3)
debug_level++;
break;
case 'h':
/* fall through */
default:
goto error;
}
}
ret = 0;
if(isserv) {
if(argc - optind < 0)
goto error;
ret = udpserver(argc - optind, argv + optind);
} else {
if(argc - optind != 5 && argc - optind != 6 && argc - optind != 4)
goto error;
ret = udpclient(argc - optind, argv + optind);
}
#ifdef _WIN32
WSACleanup();
#endif
return ret;
error:
usage(argv[0]);
exit(1);
}
int main ( int argc, char **argv)
{
struct sockaddr_in peer;
SOCKET s;
INIT();
set_address(argv[1], argv[2], &peer, "upd");
s = socket(AF_INET, SOCK_DGRAM, 0);
if (!isvalidsock(s))
error(1, errno, "error in call socket()");
if (connect(s, (struct sockaddr *)&peer, sizeof(peer)))
error (1, errno, "error in call connect");
udpclient(s, &peer);
EXIT(0);
}
int main(int argc, char *argv[])
{
int tcpsock = 0;
int udpsock = 0;
struct sockaddr_in from;
double capacityup = 0, capacitydown = 0;
double measupcap = 0, measdowncap = 0;
unsigned int tbresult = 0, tbmindepth = 0, tbmaxdepth = 0, tbabortflag = 0;
double tbrate = 0, truecapup = 0, truecapdown = 0;
double sleepRes = 1;
char filename[256], tracefile[256];
int fileid = -1;
struct in_addr sin_addr;
struct timeval tv;
FILE *fp;
extern double TB_RATE_AVG_INTERVAL;
TB_RATE_AVG_INTERVAL = 0.3;
memset(tracefile, 0, 256);
CHKRET(prober_config_load(argc, argv, tracefile, &fileid));
sleepRes = prober_sleep_resolution();
if (serverip) {
tcpsock = connect2server(serverip, fileid);
} else {
tcpsock = selectServer(fileid);
if(tcpsock <= 0) printf("Server busy. Please try again later.\n");
}
CHKRET(tcpsock);
memset(&from, 0, sizeof(from));
from.sin_family = PF_INET;
//from.sin_port = htons(SERV_PORT_UDP);
from.sin_port = htons(serv_port);
from.sin_addr.s_addr = serverip;
gettimeofday(&tv, NULL);
sin_addr.s_addr = serverip;
memset(filename, 0, 256);
sprintf(filename, "/tmp/udp_%s.log", inet_ntoa(sin_addr));
fp = fopen(filename, "a+w");
fprintf(fp, "sleep time resolution: %.2f ms.\n", sleepRes*1000);
//udpsock = udpclient(serverip, SERV_PORT_UDP);
udpsock = udpclient(serverip, serv_port);
CHKRET(udpsock);
sin_addr.s_addr = serverip;
fprintf(fp, "Connected to server %s.\n", inet_ntoa(sin_addr));
fprintf(fp, "\nEstimating capacity:\n");
capacityup = estimateCapacity(tcpsock, udpsock, &from);
CHKRET(capacityup);
CHKRET(sendCapEst(tcpsock));
fprintf(fp, "Upstream: %d Kbps.\n", (int)capacityup);
capacitydown = capacityEstimation(tcpsock, udpsock, &from, fp);
CHKRET(capacitydown);
//printf("Downstream: %d Kbps.\n", (int)capacitydown);
// send to test log
printf("%s, %d, %.2f, %.2f\n",inet_ntoa(sin_addr), (int)tv.tv_sec, capacityup, capacitydown);
fprintf(fp, "LOG: %s, %s, %d, %.2f, %.2f\n", filename, inet_ntoa(sin_addr), (int)tv.tv_sec, capacityup, capacitydown);
// finished logging
close(udpsock);
close(tcpsock);
//printf("\nFor more information, visit: http://www.cc.gatech.edu/~partha/diffprobe\n");
fprintf(fp, "\nDONE\n");
fclose(fp);
unlink(filename);
return(0);
}
int main(int argc, char *argv[])
{
int tcpsock = 0;
int udpsock = 0;
struct sockaddr_in from;
double capacityup = 0, capacitydown = 0;
double measupcap = 0, measdowncap = 0;
unsigned int tbresult = 0, tbmindepth = 0, tbmaxdepth = 0, tbabortflag = 0;
double tbrate = 0, truecapup = 0, truecapdown = 0;
double sleepRes = 1;
char filename[256], tracefile[256];
int fileid = -1;
struct in_addr sin_addr;
struct timeval tv;
FILE *fp;
extern double TB_RATE_AVG_INTERVAL;
TB_RATE_AVG_INTERVAL = 0.3;
printf("DiffProbe beta release. October 2009.\n");
printf("Shaper Detection Module.\n\n");
memset(tracefile, 0, 256);
CHKRET(prober_config_load(argc, argv, tracefile, &fileid));
sleepRes = prober_sleep_resolution();
tcpsock = connect2server(serverip, fileid);
//tcpsock = selectServer(fileid);
if(tcpsock <= 0) printf("Server busy. Please try again later.\n");
CHKRET(tcpsock);
memset(&from, 0, sizeof(from));
from.sin_family = PF_INET;
//from.sin_port = htons(SERV_PORT_UDP);
from.sin_port = htons(serv_port);
from.sin_addr.s_addr = serverip;
gettimeofday(&tv, NULL);
sin_addr.s_addr = serverip;
memset(filename, 0, 256);
sprintf(filename, "%s_%d.txt", inet_ntoa(sin_addr), (int)tv.tv_sec);
//fp = fopen(filename, "w");
//fprintf(fp, "sleep time resolution: %.2f ms.\n", sleepRes*1000);
//udpsock = udpclient(serverip, SERV_PORT_UDP);
udpsock = udpclient(serverip, serv_port);
CHKRET(udpsock);
sin_addr.s_addr = serverip;
printf("Connected to server %s.\n", inet_ntoa(sin_addr));
printf("\nEstimating capacity:\n");
capacityup = estimateCapacity(tcpsock, udpsock, &from);
CHKRET(capacityup);
CHKRET(sendCapEst(tcpsock));
capacitydown = capacityEstimation(tcpsock, udpsock, &from, fp);
CHKRET(capacitydown);
mflowSender(tcpsock, udpsock, &from,
(capacityup > 100000) ? 95000 : capacityup, sleepRes, &measupcap);
mflowReceiver(tcpsock, udpsock, &measdowncap, fp);
//XXX: the meas code needs trains and lower cpu
if(capacityup < 80000) capacityup = measupcap;
if(capacitydown < 80000) capacitydown = measdowncap;
if(capacityup > 100000)
{
//printf("Upstream: greater than 100 Mbps.\n");
printf("Upstream: %d Kbps.\n", (int)capacityup);
capacityup = 95000;
}
else
{
printf("Upstream: %d Kbps.\n", (int)capacityup);
// capacityup *= 0.95; //reduce loss-based aborts
}
truecapup = capacityup;
if(capacitydown > 100000)
{
//printf("Downstream: greater than 100 Mbps.\n");
printf("Downstream: %d Kbps.\n", (int)capacitydown);
capacitydown = 95000;
}
else
{
printf("Downstream: %d Kbps.\n", (int)capacitydown);
// capacitydown *= 0.95; //reduce loss-based aborts
}
truecapdown = capacitydown;
printf("\nThe measurement will last for about %.1f minutes. Please wait.\n",
0.5*ceil(2*(
(2 * (60) // probing + low-rate
+ (40560 + 3.5 * capacitydown * (60) ) * 8 / (1000*capacityup))/60))); // to upload file
printf("\nChecking for traffic shapers:\n\n");
CHKRET(tbdetectSender(tcpsock, udpsock, &from, capacityup, sleepRes,
&tbresult, &tbmindepth, &tbmaxdepth, &tbrate, &tbabortflag, fp));
if(tbresult == 1) truecapup = tbrate;
// mflowSender(tcpsock, udpsock, &from, (tbresult == 1) ? tbrate : capacityup/2.0, sleepRes);
printShaperResult(tbresult, tbmindepth, tbmaxdepth, tbrate, tbabortflag, 0, stdout);
CHKRET(tbdetectReceiver(tcpsock, udpsock, capacitydown, sleepRes,
&tbresult, &tbmindepth, &tbmaxdepth, &tbrate, &tbabortflag, fp));
if(tbresult == 1) truecapdown = tbrate;
// mflowReceiver(tcpsock, udpsock, fp);
//fclose(fp);
//sendData(tcpsock, filename);
printShaperResult(tbresult, tbmindepth, tbmaxdepth, tbrate, tbabortflag, 1, stdout);
close(udpsock);
close(tcpsock);
printf("\nFor more information, visit: http://www.cc.gatech.edu/~partha/diffprobe\n");
return(0);
}
