miniupnp/miniupnpd/netfilter/testiptcrdr.c

84 lines
2.2 KiB
C

/* $Id: testiptcrdr.c,v 1.18 2012/04/24 22:41:53 nanard Exp $ */
/* MiniUPnP project
* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
* (c) 2006-2015 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
#include <stdio.h>
#include <stdlib.h>
#include <netinet/in.h>
#include <syslog.h>
#include "iptcrdr.c"
/*#include "../commonrdr.h"*/
#ifndef PRIu64
#define PRIu64 "llu"
#endif
int
main(int argc, char ** argv)
{
unsigned short eport, iport;
const char * iaddr;
int r;
int proto = IPPROTO_TCP;
printf("Usage %s <ext_port> <internal_ip> <internal_port> [TCP/UDP]\n", argv[0]);
if(argc<4)
return -1;
openlog("testiptcrdr", LOG_PERROR|LOG_CONS, LOG_LOCAL0);
eport = (unsigned short)atoi(argv[1]);
iaddr = argv[2];
iport = (unsigned short)atoi(argv[3]);
if(argc >= 4) {
if(strcasecmp(argv[4], "udp") == 0)
proto = IPPROTO_UDP;
}
printf("trying to redirect port %hu to %s:%hu proto %d\n",
eport, iaddr, iport, proto);
if(addnatrule(proto, eport, iaddr, iport, NULL) < 0)
return -1;
r = addmasqueraderule(proto, eport, iaddr, iport, NULL, "ppp0");
syslog(LOG_DEBUG, "addmasqueraderule() returned %d", r);
if(add_filter_rule(proto, NULL, iaddr, iport) < 0)
return -1;
if(proto == IPPROTO_UDP) {
if(addpeernatrule(proto, "8.8.8.8"/*eaddr*/, eport, iaddr, iport, NULL, 0) < 0)
fprintf(stderr, "addpeenatrule failed\n");
}
/* test */
{
unsigned short p1, p2;
char addr[16];
int proto2;
char desc[256];
char rhost[256];
unsigned int timestamp;
u_int64_t packets, bytes;
desc[0] = '\0';
if(get_redirect_rule_by_index(0, "", &p1,
addr, sizeof(addr), &p2,
&proto2, desc, sizeof(desc),
rhost, sizeof(rhost),
&timestamp,
&packets, &bytes) < 0)
{
printf("rule not found\n");
}
else
{
printf("redirected port %hu to %s:%hu proto %d packets=%" PRIu64 " bytes=%" PRIu64 "\n",
p1, addr, p2, proto2, packets, bytes);
}
}
printf("trying to list nat rules :\n");
list_redirect_rule(argv[1]);
//printf("deleting\n");
//delete_redirect_and_filter_rules(eport, proto);
return 0;
}