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Move definitions of FailPoints into cpp file
Signed-off-by: JaySon-Huang <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,101 @@ | ||
| #include <Common/FailPoint.h> | ||
| #include <boost/core/noncopyable.hpp> | ||
| #include <condition_variable> | ||
| #include <mutex> | ||
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|
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| namespace DB | ||
| { | ||
| std::unordered_map<String, std::shared_ptr<FailPointChannel>> FailPointHelper::fail_point_wait_channels; | ||
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| #define APPLY_FOR_FAILPOINTS(M) \ | ||
| M(exception_between_drop_meta_and_data) \ | ||
| M(exception_between_alter_data_and_meta) \ | ||
| M(exception_drop_table_during_remove_meta) \ | ||
| M(exception_between_rename_table_data_and_metadata); \ | ||
| M(exception_between_create_database_meta_and_directory); \ | ||
| M(exception_before_rename_table_old_meta_removed); \ | ||
| M(exception_after_step_1_in_exchange_partition) \ | ||
| M(exception_before_step_2_rename_in_exchange_partition) \ | ||
| M(exception_after_step_2_in_exchange_partition) \ | ||
| M(exception_before_step_3_rename_in_exchange_partition) \ | ||
| M(exception_after_step_3_in_exchange_partition) \ | ||
| M(region_exception_after_read_from_storage) | ||
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| #define APPLY_FOR_FAILPOINTS_WITH_CHANNEL(M) M(pause_after_learner_read) | ||
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| namespace FailPoints | ||
| { | ||
| #define M(NAME) extern const char NAME[] = #NAME ""; | ||
| APPLY_FOR_FAILPOINTS(M) | ||
| APPLY_FOR_FAILPOINTS_WITH_CHANNEL(M) | ||
| #undef M | ||
| } // namespace FailPoints | ||
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| #define FAIL_POINT_ENABLE_WITH_CHANNEL(trigger, name) \ | ||
| else if (trigger == FailPoints::name) \ | ||
| { \ | ||
| fiu_enable(name, 1, nullptr, FIU_ONETIME); \ | ||
| fail_point_wait_channels.try_emplace(FailPoints::name, std::make_shared<FailPointChannel>()); \ | ||
| } | ||
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| class FailPointChannel : private boost::noncopyable | ||
| { | ||
| public: | ||
| // wake up all waiting threads when destroy | ||
| ~FailPointChannel() { cv.notify_all(); } | ||
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| void wait() | ||
| { | ||
| std::unique_lock lock(m); | ||
| cv.wait(lock); | ||
| } | ||
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| private: | ||
| std::mutex m; | ||
| std::condition_variable cv; | ||
| }; | ||
|
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| void FailPointHelper::enableFailPoint(const String & fail_point_name) | ||
| { | ||
| #define M(NAME) \ | ||
| if (fail_point_name == FailPoints::NAME) \ | ||
| { \ | ||
| fiu_enable(FailPoints::NAME, 1, nullptr, FIU_ONETIME); \ | ||
| return; \ | ||
| } | ||
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| APPLY_FOR_FAILPOINTS(M) | ||
| #undef M | ||
|
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| #define M(NAME) \ | ||
| if (fail_point_name == FailPoints::NAME) \ | ||
| { \ | ||
| fiu_enable(FailPoints::NAME, 1, nullptr, FIU_ONETIME); \ | ||
| fail_point_wait_channels.try_emplace(FailPoints::NAME, std::make_shared<FailPointChannel>()); \ | ||
| return; \ | ||
| } | ||
|
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| APPLY_FOR_FAILPOINTS_WITH_CHANNEL(M) | ||
| #undef M | ||
| throw Exception("Cannot find fail point " + fail_point_name, ErrorCodes::FAIL_POINT_ERROR); | ||
| } | ||
|
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| void FailPointHelper::disableFailPoint(const String & fail_point_name) | ||
| { | ||
| if (auto iter = fail_point_wait_channels.find(fail_point_name); iter != fail_point_wait_channels.end()) | ||
| fail_point_wait_channels.erase(iter); | ||
| fiu_disable(fail_point_name.c_str()); | ||
| } | ||
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| void FailPointHelper::wait(const String & fail_point_name) | ||
| { | ||
| if (auto iter = fail_point_wait_channels.find(fail_point_name); iter == fail_point_wait_channels.end()) | ||
| throw Exception("Can not find channel for fail point" + fail_point_name); | ||
| else | ||
| { | ||
| auto ptr = iter->second; | ||
| ptr->wait(); | ||
| } | ||
| } | ||
|
|
||
| } // namespace DB |
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