[Minor] Add check for map cache skew

diff --git a/src/libserver/maps/map.c b/src/libserver/maps/map.c
index 079ca1cc969b999c1aca09597cea2fec8a972c62..14792753ae0dceeb1f7772e51e2e647e6ea66a15 100644 (file)
--- a/src/libserver/maps/map.c
+++ b/src/libserver/maps/map.c
@@ -263,6 +263,14 @@ rspamd_map_cache_cb (struct ev_loop *loop, ev_timer *w, int revents)
                        w->repeat = cache_cbd->map->poll_timeout;
                }
 
+               if (w->repeat < 0) {
+                       msg_info_map ("cached data for %s has skewed check time: %d last checked, %d poll timeout, %.2f diff",
+                                       map->name, (int)cache_cbd->data->last_checked,
+                                       (int)cache_cbd->map->poll_timeout,
+                                       (rspamd_get_calendar_ticks () - cache_cbd->data->last_checked));
+                       w->repeat = 0.0;
+               }
+
                cache_cbd->last_checked = cache_cbd->data->last_checked;
                msg_debug_map ("cached data is up to date for %s", map->name);
                ev_timer_again (loop, &cache_cbd->timeout);