From: David Vossel <dvossel@digium.com>
Date: Mon, 13 Jul 2009 23:26:51 +0000 (+0000)
Subject: dns lookup of peername rather than peer's host in transmit_register()
X-Git-Tag: 11.0.0-beta1~4504
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6891ccad281e8b58f8085059898a1e7700356762;p=thirdparty%2Fasterisk.git

dns lookup of peername rather than peer's host in transmit_register()

(closes issue #15052)
Reported by: fsantulli
Patches:
      chan_sip_bug_15052_[20090626204511].patch uploaded by fsantulli (license 818)
Tested by: fsantulli



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@206280 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 715d7c9fde..bbdbaf849c 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -11532,6 +11532,7 @@ static int transmit_register(struct sip_registry *r, int sipmethod, const char *
 	char tmp[80];
 	char addr[80];
 	struct sip_pvt *p;
+	struct sip_peer *peer;
 	int res;
 	char *fromdomain;
 	char *domainport = NULL;
@@ -11546,8 +11547,12 @@ static int transmit_register(struct sip_registry *r, int sipmethod, const char *
 
 	if (r->dnsmgr == NULL) {
 		char transport[MAXHOSTNAMELEN];
+		peer = find_peer(r->hostname, NULL, TRUE, FINDPEERS, FALSE);
 		snprintf(transport, sizeof(transport), "_sip._%s", get_transport(r->transport)); /* have to use static get_transport function */
-		ast_dnsmgr_lookup(r->hostname, &r->us, &r->dnsmgr, sip_cfg.srvlookup ? transport : NULL);
+		ast_dnsmgr_lookup(peer ? peer->tohost : r->hostname, &r->us, &r->dnsmgr, sip_cfg.srvlookup ? transport : NULL);
+		if (peer) {
+			unref_peer(peer, "removing peer ref for dnsmgr_lookup");
+		}
 	}
 
 	if (r->call) {	/* We have a registration */