pjsip_distributor.c: Ignore messages until fully booted.

We should not be processing any incoming messages until we are fully
booted.  We may not have dialplan or other needed configuration loaded
yet.

ASTERISK-26089 #close
Reported by: Scott Griepentrog

ASTERISK-26088
Reported by:  Richard Mudgett

Change-Id: I584aefb4f34b885a8927e1f13a2c64babd606264

CHANGES

@@ -9,7 +9,7 @@
 ==============================================================================
 
 ------------------------------------------------------------------------------
---- Functionality changes from Asterisk 13.9.0 to Asterisk 13.10.0 -----------
+--- Functionality changes from Asterisk 13.8.0 to Asterisk 13.8-cert1 --------
 ------------------------------------------------------------------------------
 
 res_odbc
@@ -18,16 +18,15 @@ res_odbc
    of concurrent connections to the database. This option defaults to 1 which
    returns the behavior to that of Asterisk 13.7 and prior.
 
-------------------------------------------------------------------------------
---- Functionality changes from Asterisk 13.8.0 to Asterisk 13.9.0 ------------
-------------------------------------------------------------------------------
-
 res_pjsip
 ------------------
  * Added new global option (disable_multi_domain) to pjsip.
    Disabling Multi Domain can improve realtime performace by reducing
    number of database requsts.
 
+ * When starting Asterisk, received traffic will now be ignored until Asterisk
+   has loaded all modules and is fully booted.
+
 ------------------------------------------------------------------------------
 --- Functionality changes from Asterisk 13.7.0 to Asterisk 13.8.0 ------------
 ------------------------------------------------------------------------------

res/res_pjsip/pjsip_distributor.c

@@ -254,11 +254,20 @@ static pjsip_module endpoint_mod = {
 
 static pj_bool_t distributor(pjsip_rx_data *rdata)
 {
-	pjsip_dialog *dlg = find_dialog(rdata);
+	pjsip_dialog *dlg;
 	struct distributor_dialog_data *dist = NULL;
 	struct ast_taskprocessor *serializer = NULL;
 	pjsip_rx_data *clone;
 
+	if (!ast_test_flag(&ast_options, AST_OPT_FLAG_FULLY_BOOTED)) {
+		/*
+		 * Ignore everything until we are fully booted.  Let the
+		 * peer retransmit messages until we are ready.
+		 */
+		return PJ_TRUE;
+	}
+
+	dlg = find_dialog(rdata);
 	if (dlg) {
 		ast_debug(3, "Searching for serializer on dialog %s for %s\n",
 				dlg->obj_name, rdata->msg_info.info);