FS-6287 this should either prevent the problem or spell out what is causing it. pleas...

diff --git a/src/mod/endpoints/mod_sofia/sofia_reg.c b/src/mod/endpoints/mod_sofia/sofia_reg.c
index d59362cbf35a29a6fb01b10693e868a67fa724c8..336814d351d9da7dff7d2bd08dff2ef459114e47 100644 (file)
--- a/src/mod/endpoints/mod_sofia/sofia_reg.c
+++ b/src/mod/endpoints/mod_sofia/sofia_reg.c
@@ -2167,7 +2167,14 @@ void sofia_reg_handle_sip_r_challenge(int status,
                switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Missing Authenticate Header!\n");
                goto end;
        }
+
+
        scheme = (char const *) authenticate->au_scheme;
+
+       if (zstr(scheme)) {
+               scheme = "Digest";
+       }
+
        if (authenticate->au_params) {
                for (indexnum = 0; (cur = (char *) authenticate->au_params[indexnum]); indexnum++) {
                        if ((realm = strstr(cur, "realm="))) {
@@ -2175,6 +2182,18 @@ void sofia_reg_handle_sip_r_challenge(int status,
                                break;
                        }
                }
+
+               if (zstr(realm)) {
+                       switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Realm: [%s] is invalid\n", switch_str_nil(realm));
+
+                       for (indexnum = 0; (cur = (char *) authenticate->au_params[indexnum]); indexnum++) {
+                               switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "DUMP: [%s]\n", cur);
+                       }
+                       goto end;
+               }
+       } else {
+               switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "NO AUTHENTICATE PARAMS\n");
+               goto end;
        }
 
        if (!gateway) {
@@ -2243,11 +2262,6 @@ void sofia_reg_handle_sip_r_challenge(int status,
                switch_event_destroy(&locate_params);
        }
 
-       if (!(scheme && realm)) {
-               switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "No scheme and realm!\n");
-               goto end;
-       }
-
        if (sip_auth_username && sip_auth_password) {
                switch_snprintf(authentication, sizeof(authentication), "%s:%s:%s:%s", scheme, realm, sip_auth_username, sip_auth_password);
        } else if (gateway) {