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[DeadLock.bad_case] fix remote sql retry may deadlock

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This commit is contained in:
obdev
2023-02-15 14:17:33 +00:00
committed by ob-robot
parent efffd594cc
commit facae95a7d
11 changed files with 133 additions and 46 deletions
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26
src/share/deadlock/ob_deadlock_detector_mgr.h
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@ -126,6 +126,8 @@ public:
template<typename T>
int replace_block_list(const T &src_key,
const common::ObIArray<ObDependencyResource> &new_list);
template<typename T>
int get_block_list(const T &src_key, common::ObIArray<ObDependencyResource> &cur_list);
// remove directed dependency relationship between two detector
template<typename T1, typename T2>
int activate(const T1 &src_key, const T2 &dest_key);
@ -450,6 +452,30 @@ int ObDeadLockDetectorMgr::replace_block_list(const T &src_key,
return ret;
#undef PRINT_WRAPPER
}
template<typename T>
int ObDeadLockDetectorMgr::get_block_list(const T &src_key,
common::ObIArray<ObDependencyResource> &cur_list)
{
CHECK_INIT();
CHECK_ENABLED();
#define PRINT_WRAPPER KR(ret), K(src_key), K(cur_list)
int ret = common::OB_SUCCESS;
DetectorRefGuard ref_guard;
UserBinaryKey src_user_key;
if (OB_FAIL(src_user_key.set_user_key(src_key))) {
DETECT_LOG(WARN, "src_key serialzation failed", PRINT_WRAPPER);
} else if (OB_FAIL(get_detector_(src_user_key, ref_guard))) {
DETECT_LOG(WARN, "get_detector failed", PRINT_WRAPPER);
} else if (OB_FAIL(ref_guard.get_detector()->get_block_list(cur_list))) {
DETECT_LOG(WARN, "get block list failed", PRINT_WRAPPER);
} else {
// DETECT_LOG(INFO, "replace block list success", PRINT_WRAPPER);
}
return ret;
#undef PRINT_WRAPPER
}
// call for removing directed dependency relationship between two detector(both in local)
// thread-safe guaranteed
//