auth: userdb: Ensure changed username in auth worker gets updated in cache

If a username gets changed and auth cache is in use, auth-workers for
blocking userdb did not update the username in cache. This is now
fixed by setting user_changed_by_lookup in case the username changed.

diff --git a/src/auth/userdb-blocking.c b/src/auth/userdb-blocking.c
index fd337434b1676b741180f082c42521fa04c1a2f7..af8477fab8eaa3f3868336629b2f8a5fd70d7751 100644 (file)
--- a/src/auth/userdb-blocking.c
+++ b/src/auth/userdb-blocking.c
@@ -34,8 +34,10 @@ static bool user_callback(const char *reply, void *context)
                        args = "";
                else
                        username = t_strdup_until(username, args++);
-               if (username[0] != '\0' && strcmp(request->user, username) != 0)
+               if (username[0] != '\0' && strcmp(request->user, username) != 0) {
                        request->user = p_strdup(request->pool, username);
+                       request->user_changed_by_lookup = TRUE;
+               }
        } else {
                result = USERDB_RESULT_INTERNAL_FAILURE;
                i_error("BUG: auth-worker sent invalid user reply");