res/res_pjsip_refer: call xfer w/o extension

When transfering to a URI without an extension, ensure that the
s extension of the dialplan is entered

ASTERISK-26869 #close

Change-Id: I07403df66cf93f09e00a40ab5b41bfc6f72b1525

diff --git a/res/res_pjsip_refer.c b/res/res_pjsip_refer.c
index d52a922fde6feca6459ae87b4be8e9f6317a8aa9..db5061249198a34aaa49dee7095b35f8d0e9e41b 100644 (file)
--- a/res/res_pjsip_refer.c
+++ b/res/res_pjsip_refer.c
@@ -822,6 +822,13 @@ static int refer_incoming_blind_request(struct ast_sip_session *session, pjsip_r
         */
        AST_SIP_USER_OPTIONS_TRUNCATE_CHECK(exten);
 
+       /* Uri without exten */
+       if (ast_strlen_zero(exten)) {
+               ast_copy_string(exten, "s", sizeof(exten));
+               ast_debug(3, "Channel '%s' from endpoint '%s' attempted blind transfer to a target without extension. Target was set to 's@%s'\n",
+                       ast_channel_name(session->channel), ast_sorcery_object_get_id(session->endpoint), context);
+       }
+
        if (!ast_exists_extension(NULL, context, exten, 1, NULL)) {
                ast_log(LOG_ERROR, "Channel '%s' from endpoint '%s' attempted blind transfer to '%s@%s' but target does not exist\n",
                        ast_channel_name(session->channel), ast_sorcery_object_get_id(session->endpoint), exten, context);