support _enable_fatal_error_hang

CMakeLists.txt

@@ -10,6 +10,7 @@ project("OceanBase CE"
   LANGUAGES CXX C ASM)
 
 ob_define(WITH_OSS OFF)
+ob_define(ENABLE_FATAL_ERROR_HANG OFF)
 
 if(ENABLE_DEBUG_LOG)
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DENABLE_DEBUG_LOG")
@@ -26,6 +27,11 @@ if(OB_USE_ASAN)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DOB_USE_ASAN")
 endif()
 
+if (ENABLE_FATAL_ERROR_HANG)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DFATAL_ERROR_HANG")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DFATAL_ERROR_HANG")
+endif()
+
 message(STATUS "This is BINARY dir " ${PROJECT_BINARY_DIR})
 message(STATUS "This is SOURCE dir " ${PROJECT_SOURCE_DIR})
 

deps/oblib/src/common/object/ob_obj_type.h

@@ -14,11 +14,13 @@
 #define OCEANBASE_COMMON_OB_OBJECT_TYPE_H_
 #include "lib/utility/ob_print_utils.h"
 #include "lib/charset/ob_charset.h"
-#include "lib/container/ob_iarray.h"
+
 namespace oceanbase {
 namespace common {
 class ObObjMeta;
 class ObAccuracy;
+template <class T>
+class ObIArray;
 
 // we can append new type only, do NOT delete nor change order,
 // modify ObObjTypeClass and ob_obj_type_class when append new object type.

deps/oblib/src/lib/charset/ob_ctype.h

@@ -100,6 +100,8 @@ extern "C" {
 #define ob_isgraph(s, c) ((s)->ctype != NULL ? ((s)->ctype + 1)[(uchar)(c)] & (_MY_PNT | _MY_U | _MY_L | _MY_NMR) : 0)
 #define ob_iscntrl(s, c) ((s)->ctype != NULL ? ((s)->ctype + 1)[(uchar)(c)] & _MY_CTR : 0)
 
+extern void right_to_die_or_duty_to_live_c();
+
 #define ob_charset_assert(condition)  \
   if (!(condition)) {                 \
     right_to_die_or_duty_to_live_c(); \

deps/oblib/src/lib/timezone/ob_time_convert.cpp

@@ -411,6 +411,24 @@ int ObTime::set_tzd_abbr(const ObString& tzd_abbr)
   return ret;
 }
 
+DEF_TO_STRING(ObTime)
+{
+  int64_t pos = 0;
+  J_OBJ_START();
+  J_KV(K(mode_),
+      "parts",
+      ObArrayWrap<int32_t>(parts_, TOTAL_PART_CNT),
+      "tz_name",
+      ObString(OB_MAX_TZ_NAME_LEN, tz_name_),
+      "tzd_abbr",
+      ObString(OB_MAX_TZ_ABBR_LEN, tzd_abbr_),
+      K_(time_zone_id),
+      K_(transition_type_id),
+      K_(is_tz_name_valid));
+  J_OBJ_END();
+  return pos;
+}
+
 ////////////////////////////////
 // int / double / string -> datetime / date / time / year.
 int ObTimeConverter::int_to_datetime(

deps/oblib/src/lib/timezone/ob_time_convert.h

@@ -17,7 +17,6 @@
 //#include "lib/timezone/ob_timezone_info.h"
 #include "lib/string/ob_string.h"
 #include "lib/ob_date_unit_type.h"
-#include "lib/container/ob_array_wrap.h"
 #include "common/object/ob_obj_type.h"
 #include "common/ob_accuracy.h"
 
@@ -223,11 +222,9 @@ public:
   {
     return ObString(strlen(tzd_abbr_), tzd_abbr_);
   }
-  int set_tz_name(const ObString& tz_name);
-  int set_tzd_abbr(const ObString& tz_abbr);
-  TO_STRING_KV(K(mode_), "parts", ObArrayWrap<int32_t>(parts_, TOTAL_PART_CNT), "tz_name",
-      ObString(OB_MAX_TZ_NAME_LEN, tz_name_), "tzd_abbr", ObString(OB_MAX_TZ_ABBR_LEN, tzd_abbr_), K_(time_zone_id),
-      K_(transition_type_id), K_(is_tz_name_valid));
+  int set_tz_name(const ObString &tz_name);
+  int set_tzd_abbr(const ObString &tz_abbr);
+  DECLARE_TO_STRING;
   ObDTMode mode_;
   int32_t parts_[TOTAL_PART_CNT];
   // year:    [1000, 9999].

deps/oblib/src/lib/utility/ob_hang_fatal_error.cpp

@@ -14,21 +14,29 @@
 #include "lib/utility/ob_print_utils.h"
 #include "common/ob_common_utility.h"
 
-namespace oceanbase {
-namespace common {
-
+extern "C" {
 void right_to_die_or_duty_to_live_c()
 {
-  right_to_die_or_duty_to_live();
+  ::oceanbase::common::right_to_die_or_duty_to_live();
+}
 }
 
+namespace oceanbase {
+namespace common {
+
+// To die or to live, it's a problem.
 void right_to_die_or_duty_to_live()
 {
-  const ObFatalErrExtraInfoGuard* extra_info = ObFatalErrExtraInfoGuard::get_thd_local_val_ptr();
+  const ObFatalErrExtraInfoGuard *extra_info = ObFatalErrExtraInfoGuard::get_thd_local_val_ptr();
   BACKTRACE(
       ERROR, true, "Trying so hard to die, extra_info=(%s)", (NULL == extra_info) ? NULL : to_cstring(*extra_info));
+#ifdef FATAL_ERROR_HANG
+  while (true) {
+    sleep(120);
+  }
+#else
   throw OB_EXCEPTION<OB_ERR_UNEXPECTED>();
-  _OB_LOG(ERROR, "Trying very hard to live");
+#endif
 }
 
 }  // namespace common

deps/oblib/src/lib/utility/ob_hang_fatal_error.h

@@ -14,37 +14,24 @@
 #define SRC_LIB_UTILITY_OB_HANG_FATAL_ERROR_H_
 
 #include <exception>
+namespace oceanbase
+{
+namespace common
+{
+extern void right_to_die_or_duty_to_live();
 
-namespace oceanbase {
-namespace common {
-
-extern "C" {
-extern void right_to_die_or_duty_to_live_c();
-}
-
-struct OB_BASE_EXCEPTION : public std::exception {
-  virtual const char* what() const throw() override
-  {
-    return nullptr;
-  }
-  virtual int get_errno()
-  {
-    return 0;
-  }
+struct OB_BASE_EXCEPTION : public std::exception
+{
+  virtual const char *what() const throw() override { return nullptr; }
+  virtual int get_errno() { return 0; }
 };
 
 template <int ERRNO>
-struct OB_EXCEPTION : public OB_BASE_EXCEPTION {
-  virtual int get_errno()
-  {
-    return ERRNO;
-  }
+struct OB_EXCEPTION : public OB_BASE_EXCEPTION
+{
+  virtual int get_errno() { return ERRNO; }
 };
 
-// Hang th thread.
-// To die or to live, it's a problem.
-extern void right_to_die_or_duty_to_live();
-
 }  // namespace common
 }  // namespace oceanbase