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/* ggtrace - multifunction parallelized traceroute */
#include <sys/types.h>
#if !defined(__OpenBSD__)
#define __USE_GNU
#define _GNU_SOURCE
#endif
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <pwd.h>
#include <grp.h>
#include <string.h>
#include <err.h>
#include <libglouglou.h> /* for get_iface() and droppriv() */
#include <libggnet_traceroute.h>
static void _cb_done(struct ggnet_traceroute_req *, void *);
struct event_base *_ev_base;
int
main(int argc, char *argv[])
{
struct ggnet_traceroute *ggtr;
struct ggnet_traceroute_req *req;
struct addr ip;
struct timeval tv;
if (argc < 2) {
printf("usage: traceroute <ip>\n");
exit(1);
}
addr_aton(argv[1], &ip);
bzero(&tv, sizeof(struct timeval));
tv.tv_sec = 10;
_ev_base = event_base_new();
ggtr = ggnet_traceroute_new(_ev_base, get_iface(argv[1]));
droppriv("nobody", 1, NULL); /* bad practise, use dedicated user */
req = ggnet_traceroute_trace_tcp_intrace(ggtr, &ip, 80, 1234, 0x8888,
_cb_done, NULL, NULL);
event_base_loopexit(_ev_base, &tv);
event_base_dispatch(_ev_base);
printf("REPORT for %s:\n%s\n", addr_ntoa(&ip),
ggnet_traceroute_report(req));
return 0;
}
static void
_cb_done(struct ggnet_traceroute_req *req, void *data)
{
printf("traceroute: done !\n");
event_base_loopexit(_ev_base, NULL);
}
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