[asterisk-commits] mmichelson: trunk r352431 - in /trunk: ./ channels/chan_sip.c

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Tue Jan 24 16:28:12 CST 2012


Author: mmichelson
Date: Tue Jan 24 16:28:08 2012
New Revision: 352431

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=352431
Log:
Don't do a DNS lookup on an outbound REGISTER host if there is an outbound proxy configured.

(closes issue ASTERISK-16550)
reported by: Olle Johansson
........

Merged revisions 352424 from http://svn.asterisk.org/svn/asterisk/branches/1.8
........

Merged revisions 352430 from http://svn.asterisk.org/svn/asterisk/branches/10

Modified:
    trunk/   (props changed)
    trunk/channels/chan_sip.c

Propchange: trunk/
------------------------------------------------------------------------------
Binary property 'branch-10-merged' - no diff available.

Modified: trunk/channels/chan_sip.c
URL: http://svnview.digium.com/svn/asterisk/trunk/channels/chan_sip.c?view=diff&rev=352431&r1=352430&r2=352431
==============================================================================
--- trunk/channels/chan_sip.c (original)
+++ trunk/channels/chan_sip.c Tue Jan 24 16:28:08 2012
@@ -13383,7 +13383,14 @@
 		peer = sip_find_peer(r->hostname, NULL, TRUE, FINDPEERS, FALSE, 0);
 		snprintf(transport, sizeof(transport), "_%s._%s",get_srv_service(r->transport), get_srv_protocol(r->transport)); /* have to use static sip_get_transport function */
 		r->us.ss.ss_family = get_address_family_filter(&bindaddr); /* Filter address family */
-		ast_dnsmgr_lookup(peer ? peer->tohost : r->hostname, &r->us, &r->dnsmgr, sip_cfg.srvlookup ? transport : NULL);
+
+		/* No point in doing a DNS lookup of the register hostname if we're just going to
+		 * end up using an outbound proxy. obproxy_get is safe to call with either of r->call
+		 * or peer NULL. Since we're only concerned with its existence, we're not going to
+		 * bother getting a ref to the proxy*/
+		if (!obproxy_get(r->call, peer)) {
+			ast_dnsmgr_lookup(peer ? peer->tohost : r->hostname, &r->us, &r->dnsmgr, sip_cfg.srvlookup ? transport : NULL);
+		}
 		if (peer) {
 			peer = sip_unref_peer(peer, "removing peer ref for dnsmgr_lookup");
 		}




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