fix(state) fix update last_state_change and last_hard_state_change on… (

#480)

* fix(state) fix update last_state_change and last_hard_state_change on host
* chore(doc): release note updated.
REFS: MON-6732

CHANGELOG.md

@@ -13,6 +13,8 @@ if they have no meaning, they are replaced by a default value.
 
 They could be sent twice. This new version fixes that.
 
+fix update last_state_change and last_hard_state_change on host with no service
+
 *Notification macros*
 
 The url encode action is removed from macros $HOSTACTIONURL*$, $HOSTNOTESURL*$,

src/host.cc

@@ -1277,6 +1277,12 @@ int host::handle_async_check_result_3x(check_result* queued_check_result) {
     return OK;
   }
 
+  /* initialize the last host state change times if necessary */
+  if (get_last_state_change() == (time_t)0)
+    set_last_state_change(get_last_check());
+  if (get_last_hard_state_change() == (time_t)0)
+    set_last_hard_state_change(get_last_check());
+
   /* was this check passive or active? */
   set_check_type((queued_check_result->get_check_type() == check_active)
                      ? check_active