mirror of https://github.com/sipwise/kamailio.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
130 lines
3.9 KiB
130 lines
3.9 KiB
/*
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2001-2003 FhG Fokus
|
|
*
|
|
* This file is part of ser, a free SIP server.
|
|
*
|
|
* ser is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version
|
|
*
|
|
* For a license to use the ser software under conditions
|
|
* other than those described here, or to purchase support for this
|
|
* software, please contact iptel.org by e-mail at the following addresses:
|
|
* info@iptel.org
|
|
*
|
|
* ser is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
|
|
#include "../../action.h"
|
|
#include "../../dset.h"
|
|
#include "../../route.h"
|
|
#include "../../modules/tm/tm_load.h"
|
|
#include "loc_set.h"
|
|
#include "cpl_sig.h"
|
|
#include "cpl_env.h"
|
|
|
|
|
|
/* forwards the msg to the given location set; if flags has set the
|
|
* CPL_PROXY_DONE, all locations will be added as branches, otherwise, the first
|
|
* one will set as RURI (this is ha case when this is the first proxy of the
|
|
* message)
|
|
* The given list of location will be freed, returning 0 instead.
|
|
* Returns: 0 - OK
|
|
* -1 - error */
|
|
int cpl_proxy_to_loc_set( struct sip_msg *msg, struct location **locs,
|
|
unsigned char flag)
|
|
{
|
|
struct location *foo;
|
|
struct action act;
|
|
struct run_act_ctx ra_ctx;
|
|
|
|
if (!*locs) {
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: empty loc set!!\n");
|
|
goto error;
|
|
}
|
|
|
|
init_run_actions_ctx(&ra_ctx);
|
|
/* if it's the first time when this sip_msg is proxied, use the first addr
|
|
* in loc_set to rewrite the RURI */
|
|
if (!(flag&CPL_PROXY_DONE)) {
|
|
DBG("DEBUG:cpl_c:cpl_proxy_to_loc_set: rewriting Request-URI with "
|
|
"<%s>\n",(*locs)->addr.uri.s);
|
|
/* build a new action for setting the URI */
|
|
memset(&act, 0, sizeof(act));
|
|
act.type = SET_URI_T;
|
|
act.val[0].type = STRING_ST;
|
|
act.val[0].u.string = (*locs)->addr.uri.s;
|
|
act.next = 0;
|
|
/* push the action */
|
|
if (do_action(&ra_ctx, &act, msg) < 0) {
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: do_action failed\n");
|
|
goto error;
|
|
}
|
|
/* is the location NATED? */
|
|
if ((*locs)->flags&CPL_LOC_NATED) setflag(msg,cpl_env.nat_flag);
|
|
/* free the location and point to the next one */
|
|
foo = (*locs)->next;
|
|
free_location( *locs );
|
|
*locs = foo;
|
|
}
|
|
|
|
/* add the rest of the locations as branches */
|
|
while(*locs) {
|
|
DBG("DEBUG:cpl_c:cpl_proxy_to_loc_set: appending branch "
|
|
"<%.*s>\n",(*locs)->addr.uri.len,(*locs)->addr.uri.s);
|
|
if(append_branch(msg, &(*locs)->addr.uri,
|
|
0, 0, Q_UNSPECIFIED, 0, 0)==-1){
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: failed when "
|
|
"appending branch <%s>\n",(*locs)->addr.uri.s);
|
|
goto error;
|
|
}
|
|
/* is the location NATED? */
|
|
if ((*locs)->flags&CPL_LOC_NATED) setflag(msg,cpl_env.nat_flag);
|
|
/* free the location and point to the next one */
|
|
foo = (*locs)->next;
|
|
free_location( *locs );
|
|
*locs = foo;
|
|
}
|
|
|
|
/* run what proxy route is set */
|
|
if (cpl_env.proxy_route) {
|
|
if (run_actions(&ra_ctx, main_rt.rlist[cpl_env.proxy_route], msg)<0) {
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: "
|
|
"Error in do_action for proxy_route\n");
|
|
}
|
|
}
|
|
|
|
/* do t_forward */
|
|
if ( flag&CPL_IS_STATEFUL ) {
|
|
/* transaction exists */
|
|
if (cpl_fct.tmb.t_forward_nonack(msg, 0/*no proxy*/)==-1) {
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: t_forward_nonack "
|
|
"failed !\n");
|
|
goto error;
|
|
}
|
|
} else {
|
|
/* no transaction -> build & fwd */
|
|
if (cpl_fct.tmb.t_relay(msg, 0, 0)==-1) {
|
|
LOG(L_ERR,"ERROR:cpl_c:cpl_proxy_to_loc_set: t_relay failed !\n");
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
error:
|
|
return -1;
|
|
}
|
|
|
|
|