int main(int argc, char **argv)
{
int c;
char *host = ((char*)(DEFAULT_HOST));
char *user = 0;
char *server = ((char*)(DEFAULT_SERVER));
char *rtable = ((char*)(DEFAULT_RTABLE));
char *sr_template = NULL;
unsigned int port = DEFAULT_PORT;
unsigned int topo = DEFAULT_TOPO;
char *logfile = 0;
struct sr_instance sr;
sr.f_interface[0] = 'n';
sr.f_interface[1] = 'o';
sr.f_interface[2] = '\0';
sr.number_of_lsus = 5;
printf("Using %s\n", VERSION_INFO);
while ((c = getopt(argc, argv, "hs:v:p:u:t:r:l:T:f:c:")) != EOF)
{
switch (c)
{
case 'h':
usage(argv[0]);
exit(0);
break;
case 'p':
port = atoi((char *) optarg);
break;
case 't':
topo = atoi((char *) optarg);
break;
case 'v':
host = optarg;
break;
case 'u':
user = optarg;
break;
case 's':
server = optarg;
break;
case 'l':
logfile = optarg;
break;
case 'r':
rtable = optarg;
break;
case 'T':
sr_template = optarg;
break;
case 'f':
for (unsigned int i = 0; i < strlen(optarg); i++)
{
sr.f_interface[i] = optarg[i];
}
sr.f_interface[strlen(optarg)] = '\0';
break;
case 'c':
sr.number_of_lsus = atoi((char *) optarg);
break;
} /* switch */
} /* -- while -- */
/* -- zero out sr instance -- */
sr_init_instance(&sr);
/* -- set up routing table from file -- */
if(sr_template == NULL) {
sr.sr_template[0] = '\0';
sr_load_rt_wrap(&sr, rtable);
}
else
strncpy(sr.sr_template, sr_template, 30);
sr.topo_id = topo;
strncpy(sr.host,host,32);
if(! user )
{ sr_set_user(&sr); }
else
{ strncpy(sr.user, user, 32); }
/* -- set up file pointer for logging of raw packets -- */
if(logfile != 0)
{
sr.logfile = sr_dump_open(logfile,0,PACKET_DUMP_SIZE);
if(!sr.logfile)
{
fprintf(stderr,"Error opening up dump file %s\n",
logfile);
exit(1);
}
}
Debug("Client %s connecting to Server %s:%d\n", sr.user, server, port);
if(sr_template)
Debug("Requesting topology template %s\n", sr_template);
else {
Debug("Requesting topology %d\n", topo);
port = 12345; /* DGU TMP: use old port (no auth needed) */
Debug("(falling back to original port for -t type connection)\n");
}
/* connect to server and negotiate session */
if(sr_connect_to_server(&sr,port,server) == -1)
{
return 1;
}
if(sr_template != NULL) { /* we've recv'd the rtable now, so read it in */
Debug("Connected to new instantiation of topology template %s\n", sr_template);
sr_load_rt_wrap(&sr, ((char*)("rtable.vrhost")));
}
/* call router init (for arp subsystem etc.) */
sr_init(&sr);
/* -- whizbang main loop ;-) */
while( sr_read_from_server(&sr) == 1);
sr_destroy_instance(&sr);
return 0;
}/* -- main -- */
int main(int argc, char **argv)
{
int c;
char *host = DEFAULT_HOST;
char *client = 0;
char *server = DEFAULT_SERVER;
char *rtable = DEFAULT_RTABLE;
unsigned int port = DEFAULT_PORT;
unsigned int topo = DEFAULT_TOPO;
char *logfile = 0;
struct sr_instance sr;
while ((c = getopt(argc, argv, "hs:v:p:c:t:r:l:")) != EOF)
{
switch (c)
{
case 'h':
usage(argv[0]);
exit(0);
break;
case 'p':
port = atoi((char *) optarg);
break;
case 't':
topo = atoi((char *) optarg);
break;
case 'v':
host = optarg;
break;
case 'c':
client = optarg;
break;
case 's':
server = optarg;
break;
case 'l':
logfile = optarg;
break;
case 'r':
rtable = optarg;
break;
} /* switch */
} /* -- while -- */
/* -- zero out sr instance -- */
sr_init_instance(&sr);
/* -- set up routing table from file -- */
if(sr_load_rt(&sr, rtable) != 0)
{
fprintf(stderr,"Error setting up routing table from file %s\n",
rtable);
exit(1);
}
printf("Loading routing table\n");
printf("---------------------------------------------\n");
sr_print_routing_table(&sr);
printf("---------------------------------------------\n");
sr.topo_id = topo;
strncpy(sr.host,host,32);
if(! client )
{ sr_set_user(&sr); }
else
{ strncpy(sr.user, client, 32); }
/* -- set up file pointer for logging of raw packets -- */
if(logfile != 0)
{
sr.logfile = sr_dump_open(logfile,0,PACKET_DUMP_SIZE);
if(!sr.logfile)
{
fprintf(stderr,"Error opening up dump file %s\n",
logfile);
exit(1);
}
}
Debug("Client %s connecting to Server %s:%d\n", sr.user, server, port);
Debug("Requesting topology %d\n", topo);
/* connect to server and negotiate session */
if(sr_connect_to_server(&sr,port,server) == -1)
{
return 1;
}
/* call router init (for arp subsystem etc.) */
sr_init(&sr);
/* -- whizbang main loop ;-) */
while( sr_read_from_server(&sr) == 1);
sr_destroy_instance(&sr);
return 0;
}/* -- main -- */
