add 'rtignoreexpire' option to allow Realtime addresses to be used regardless of expiration time (bug #4362)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5889 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax2.c

@@ -239,6 +239,7 @@ struct iax2_context {
 #define IAX_RTNOUPDATE 		(1 << 18) 	/* Don't send a realtime update */
 #define IAX_RTAUTOCLEAR 	(1 << 19) 	/* erase me on expire */ 
 #define IAX_FORCEJITTERBUF	(1 << 20)	/* Force jitterbuffer, even when bridged to a channel that can take jitter */ 
+#define IAX_RTIGNOREREGEXPIRE		(1 << 21)
 
 static int global_rtautoclear = 120;
 
@@ -2579,7 +2580,7 @@ static struct iax2_peer *realtime_peer(const char *peername)
 		ast_set_flag(peer, IAX_TEMPONLY);	
 	}
 
-	if (dynamic) {
+	if (!ast_test_flag(&globalflags, IAX_RTIGNOREREGEXPIRE) && dynamic) {
 		time(&nowtime);
 		if ((nowtime - regseconds) > IAX_DEFAULT_REG_EXPIRE) {
 			memset(&peer->addr, 0, sizeof(peer->addr));
@@ -8371,6 +8372,8 @@ static int set_config(char *config_file, int reload)
 			ast_set2_flag((&globalflags), ast_true(v->value), IAX_MESSAGEDETAIL);	
 		else if (!strcasecmp(v->name, "rtcachefriends"))
 			ast_set2_flag((&globalflags), ast_true(v->value), IAX_RTCACHEFRIENDS);	
+		else if (!strcasecmp(v->name, "rtignoreregexpire"))
+			ast_set2_flag((&globalflags), ast_true(v->value), IAX_RTIGNOREREGEXPIRE);	
 		else if (!strcasecmp(v->name, "rtnoupdate"))
 			ast_set2_flag((&globalflags), ast_true(v->value), IAX_RTNOUPDATE);	
 		else if (!strcasecmp(v->name, "rtautoclear")) {

channels/chan_sip.c

@@ -400,6 +400,7 @@ struct sip_auth {
 #define SIP_PAGE2_RTCACHEFRIENDS 	(1 << 0)
 #define SIP_PAGE2_RTNOUPDATE 		(1 << 1)
 #define SIP_PAGE2_RTAUTOCLEAR 		(1 << 2)
+#define SIP_PAGE2_RTIGNOREREGEXPIRE       (1 << 3)
 
 static int global_rtautoclear = 120;
 
@@ -5181,7 +5182,7 @@ static int parse_contact(struct sip_pvt *pvt, struct sip_peer *p, struct sip_req
 		p->expire = -1;
 	pvt->expiry = expiry;
 	snprintf(data, sizeof(data), "%s:%d:%d:%s:%s", ast_inet_ntoa(iabuf, sizeof(iabuf), p->addr.sin_addr), ntohs(p->addr.sin_port), expiry, p->username, p->fullcontact);
-	if (!ast_test_flag(p, SIP_REALTIME))
+	if (!(ast_test_flag(p, SIP_REALTIME) && ast_test_flag((&p->flags_page2), SIP_PAGE2_RTCACHEFRIENDS)))
 		ast_db_put("SIP/Registry", p->name, data);
 	manager_event(EVENT_FLAG_SYSTEM, "PeerStatus", "Peer: SIP/%s\r\nPeerStatus: Registered\r\n", p->name);
 	if (inaddrcmp(&p->addr, &oldsin)) {
@@ -10453,9 +10454,9 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, int
 			peer->auth = add_realm_authentication(peer->auth, v->value, v->lineno);
 		else if (!strcasecmp(v->name, "callerid")) {
 			ast_callerid_split(v->value, peer->cid_name, sizeof(peer->cid_name), peer->cid_num, sizeof(peer->cid_num));
-		} else if (!strcasecmp(v->name, "context"))
+		} else if (!strcasecmp(v->name, "context")) {
 			ast_copy_string(peer->context, v->value, sizeof(peer->context));
-		else if (!strcasecmp(v->name, "fromdomain"))
+		} else if (!strcasecmp(v->name, "fromdomain"))
 			ast_copy_string(peer->fromdomain, v->value, sizeof(peer->fromdomain));
 		else if (!strcasecmp(v->name, "usereqphone"))
 			ast_set2_flag(peer, ast_true(v->value), SIP_USEREQPHONE);
@@ -10593,7 +10594,7 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, int
 		 */
 		v=v->next;
 	}
-	if (realtime && ast_test_flag(peer, SIP_DYNAMIC)) {
+	if (realtime && !ast_test_flag((&global_flags_page2), SIP_PAGE2_RTIGNOREREGEXPIRE) && ast_test_flag(peer, SIP_DYNAMIC)) {
 		time_t nowtime;
 
 		time(&nowtime);
@@ -10707,6 +10708,8 @@ static int reload_config(void)
 			ast_set2_flag((&global_flags_page2), ast_true(v->value), SIP_PAGE2_RTCACHEFRIENDS);	
 		} else if (!strcasecmp(v->name, "rtnoupdate")) {
 			ast_set2_flag((&global_flags_page2), ast_true(v->value), SIP_PAGE2_RTNOUPDATE);	
+		} else if (!strcasecmp(v->name, "rtignoreregexpire")) {
+			ast_set2_flag((&global_flags_page2), ast_true(v->value), SIP_PAGE2_RTIGNOREREGEXPIRE);	
 		} else if (!strcasecmp(v->name, "rtautoclear")) {
 			int i = atoi(v->value);
 			if (i > 0)

configs/iax.conf.sample

@@ -264,6 +264,10 @@ autokill=yes
 ;
 ;rtautoclear=yes 
 ;
+;rtignoreexpire=yes		; when reading a peer from Realtime, if the peer's registration
+				; has expired based on its registration interval, used the stored
+				; address information regardless
+
 ; Guest sections for unauthenticated connection attempts.  Just
 ; specify an empty secret, or provide no secret section.
 ;

configs/sip.conf.sample

@@ -174,8 +174,11 @@ srvlookup=yes			; Enable DNS SRV lookups on outbound calls
                                 ; as if it had just registered when the registration expires
                                 ; the friend will vanish from the configuration until requested
                                 ; again.  If set to an integer, friends expire
-								; within this number of seconds instead of the
-								; same as the registration interval
+				; within this number of seconds instead of the
+				; same as the registration interval
+;rtignoreexpire=yes		; when reading a peer from Realtime, if the peer's registration
+				; has expired based on its registration interval, used the stored
+				; address information regardless
 
 
 [authentication]