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Only accept an ADD_HOST request for a host that already exists in our conn_list if...
author
Ivo Timmermans
<ivo@lychnis.net>
Tue, 30 May 2000 21:36:16 +0000
(21:36 +0000)
committer
Ivo Timmermans
<ivo@lychnis.net>
Tue, 30 May 2000 21:36:16 +0000
(21:36 +0000)
src/protocol.c
patch
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diff --git
a/src/protocol.c
b/src/protocol.c
index
0385c9c
..
e9bad82
100644
(file)
--- a/
src/protocol.c
+++ b/
src/protocol.c
@@
-17,7
+17,7
@@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: protocol.c,v 1.2
7 2000/05/29 23:40:05 guus
Exp $
+ $Id: protocol.c,v 1.2
8 2000/05/30 21:36:16 zarq
Exp $
*/
#include "config.h"
*/
#include "config.h"
@@
-570,7
+570,8
@@
int add_host_h(conn_list_t *cl)
unsigned short port;
conn_list_t *ncn, *fw;
cp
unsigned short port;
conn_list_t *ncn, *fw;
cp
- if(!cl->status.active) return -1;
+ if(!cl->status.active)
+ return -1;
if(sscanf(cl->buffer, "%*d %lx %lx/%lx:%hx", &real_ip, &vpn_ip, &vpn_mask, &port) != 4)
{
syslog(LOG_ERR, _("got bad ADD_HOST request: %s"), cl->buffer);
if(sscanf(cl->buffer, "%*d %lx %lx/%lx:%hx", &real_ip, &vpn_ip, &vpn_mask, &port) != 4)
{
syslog(LOG_ERR, _("got bad ADD_HOST request: %s"), cl->buffer);
@@
-588,7
+589,12
@@
cp
*/
if((fw = lookup_conn(vpn_ip)))
{
*/
if((fw = lookup_conn(vpn_ip)))
{
- notify_others(fw, cl, send_add_host);
+ if(fw->nexthop == cl)
+ notify_others(fw, cl, send_add_host);
+ else
+ if(debug_lvl > 1)
+ syslog(LOG_DEBUG, _("Invalid add_host request from " IP_ADDR_S),
+ IP_ADDR_V(cl->vpn_ip));
return 0;
}
return 0;
}