fix 1002_restore_read_tablet_meta_failed case timeout issue

src/share/parameter/ob_parameter_seed.ipp

@@ -926,6 +926,11 @@ ERRSIM_DEF_TIME(trigger_auto_backup_delete_interval, OB_CLUSTER_PARAMETER, "1h",
          "The default value is 1h. Range: [1s,)",
          ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
 
+ERRSIM_DEF_INT(errsim_max_restore_retry_count, OB_CLUSTER_PARAMETER, "0", "[0,)",
+        "max restore retry count in errsim mode"
+        "Range: [0,) in integer",
+        ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
+
 #ifdef TRANS_MODULE_TEST
 DEF_INT(module_test_trx_memory_errsim_percentage, OB_CLUSTER_PARAMETER, "0", "[0, 100]",
         "the percentage of memory errsim. Rang:[0，100]",

src/storage/restore/ob_ls_restore_handler.cpp

@@ -2351,6 +2351,17 @@ ObLSRestoreResultMgr::ObLSRestoreResultMgr()
 {
 }
 
+bool ObLSRestoreResultMgr::can_retry() const
+{
+  int64_t max_retry_cnt = OB_MAX_RESTORE_RETRY_TIMES;
+#ifdef ERRSIM
+  if (0 != GCONF.errsim_max_restore_retry_count) {
+    max_retry_cnt = GCONF.errsim_max_restore_retry_count;
+  }
+#endif
+  return retry_cnt_ < max_retry_cnt &&  can_retrieable_err_(result_);
+}
+
 bool ObLSRestoreResultMgr::is_met_retry_time_interval()
 {
   lib::ObMutexGuard guard(mtx_);

src/storage/restore/ob_ls_restore_handler.h

@@ -46,7 +46,7 @@ public:
   ~ObLSRestoreResultMgr() {}
   int get_result() const { return result_; }
   const share::ObTaskId &get_trace_id() const { return trace_id_; }
-  bool can_retry() const { return retry_cnt_ < OB_MAX_RESTORE_RETRY_TIMES &&  can_retrieable_err_(result_); }
+  bool can_retry() const;
   bool is_met_retry_time_interval();
   void set_result(const int result, const share::ObTaskId &trace_id, const RestoreFailedType &failed_type);
   int get_comment_str(Comment &comment) const;