freebsd-ports/net/linuxigd/files/patch-pmlist.cpp
Yen-Ming Lee 0c1b0ad8a2 - redirect localhost to internal interface when redirect requests occur. [1]
- some cosmetic fixes
- bump PORTREVISION

PR:		[1] 67780
Submitted by:	[1] Kensaku MASUDA <greg@greg.jp>
2004-06-11 04:35:35 +00:00

49 lines
1.4 KiB
C++

--- pmlist.cpp.orig Fri Jan 3 04:14:24 2003
+++ pmlist.cpp Wed May 26 10:37:36 2004
@@ -31,6 +31,8 @@
#include <unistd.h>
#include <iostream>
+extern char *ExtIf;
+
PortMapList::PortMapList()
{
@@ -182,8 +184,16 @@
{
char command[255];
- sprintf(command,"/usr/sbin/iptables -t nat -A PREROUTING -p %s -d %s --dport %d -j DNAT --to %s:%d", Proto, ExtIP, ExtPort, IntIP, IntPort);
- system(command);
+ FILE *ipnat = popen("/sbin/ipnat -f -", "w");
+ if (ipnat == NULL)
+ return 0;
+ sprintf(command, "rdr %s %s/32 port %d -> %s port %d %s\n",
+ ExtIf, ExtIP, ExtPort, IntIP, IntPort, Proto);
+ fprintf(ipnat, command);
+ sprintf(command, "rdr lo0 %s/32 port %d -> %s port %d %s\n",
+ ExtIP, ExtPort, IntIP, IntPort, Proto);
+ fprintf(ipnat, command);
+ pclose(ipnat);
return (1);
}
@@ -218,8 +228,16 @@
{
char command[255];
+ FILE *ipnat = popen("/sbin/ipnat -rf -", "w");
+ if (ipnat == NULL)
+ return 0;
+ sprintf(command, "rdr %s %s/32 port %d -> %s port %d %s\n",
+ ExtIf, ExtIP, ExtPort, IntIP, IntPort, Proto);
+ fprintf(ipnat, command);
+ sprintf(command, "rdr lo0 %s/32 port %d -> %s port %d %s\n",
+ ExtIP, ExtPort, IntIP, IntPort, Proto);
+ fprintf(ipnat, command);
+ pclose(ipnat);
- sprintf(command, "/usr/sbin/iptables -t nat -D PREROUTING -p %s -d %s --dport %d -j DNAT --to %s:%d", Proto, ExtIP, ExtPort, IntIP, IntPort);
- system(command);
return (1);
}