mirror of
https://github.com/ClickHouse/ClickHouse.git
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93 lines
3.7 KiB
C++
93 lines
3.7 KiB
C++
#include <base/getFQDNOrHostName.h>
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#include <Interpreters/CrashLog.h>
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#include <DataTypes/DataTypeArray.h>
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#include <DataTypes/DataTypeLowCardinality.h>
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#include <DataTypes/DataTypeString.h>
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#include <DataTypes/DataTypesNumber.h>
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#include <DataTypes/DataTypeDate.h>
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#include <DataTypes/DataTypeDateTime.h>
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#include <Common/ClickHouseRevision.h>
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#include <Common/SymbolIndex.h>
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#include <Common/Stopwatch.h>
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#include <Common/config_version.h>
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namespace DB
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{
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std::weak_ptr<CrashLog> CrashLog::crash_log;
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ColumnsDescription CrashLogElement::getColumnsDescription()
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{
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return ColumnsDescription
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{
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{"hostname", std::make_shared<DataTypeLowCardinality>(std::make_shared<DataTypeString>()), "The hostname where the crash occurred."},
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{"event_date", std::make_shared<DataTypeDate>(), "The date of the crash."},
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{"event_time", std::make_shared<DataTypeDateTime>(), "The time of the crash."},
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{"timestamp_ns", std::make_shared<DataTypeUInt64>(), "Timestamp of the event with nanoseconds."},
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{"signal", std::make_shared<DataTypeInt32>(), "Signal number."},
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{"thread_id", std::make_shared<DataTypeUInt64>(), "Thread ID."},
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{"query_id", std::make_shared<DataTypeString>(), "Query ID."},
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{"trace", std::make_shared<DataTypeArray>(std::make_shared<DataTypeUInt64>()), "Stack trace at the moment of crash. Each element is a virtual memory address inside ClickHouse server process."},
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{"trace_full", std::make_shared<DataTypeArray>(std::make_shared<DataTypeString>()), "Stack trace at the moment of crash. Each element contains a called method inside ClickHouse server process."},
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{"version", std::make_shared<DataTypeString>(), "ClickHouse server version."},
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{"revision", std::make_shared<DataTypeUInt32>(), "ClickHouse server revision."},
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{"build_id", std::make_shared<DataTypeString>(), "BuildID that is generated by compiler."},
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};
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}
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void CrashLogElement::appendToBlock(MutableColumns & columns) const
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{
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size_t i = 0;
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columns[i++]->insert(getFQDNOrHostName());
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columns[i++]->insert(DateLUT::instance().toDayNum(event_time).toUnderType());
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columns[i++]->insert(event_time);
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columns[i++]->insert(timestamp_ns);
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columns[i++]->insert(signal);
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columns[i++]->insert(thread_id);
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columns[i++]->insertData(query_id.data(), query_id.size());
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columns[i++]->insert(trace);
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columns[i++]->insert(trace_full);
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columns[i++]->insert(VERSION_FULL);
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columns[i++]->insert(ClickHouseRevision::getVersionRevision());
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String build_id_hex;
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#if defined(__ELF__) && !defined(OS_FREEBSD)
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build_id_hex = SymbolIndex::instance().getBuildIDHex();
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#endif
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columns[i++]->insert(build_id_hex);
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}
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}
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void collectCrashLog(Int32 signal, UInt64 thread_id, const String & query_id, const StackTrace & stack_trace)
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{
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using namespace DB;
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if (auto crash_log_owned = CrashLog::crash_log.lock())
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{
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UInt64 time = clock_gettime_ns(CLOCK_REALTIME);
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size_t stack_trace_size = stack_trace.getSize();
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size_t stack_trace_offset = stack_trace.getOffset();
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size_t num_frames = stack_trace_size - stack_trace_offset;
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Array trace;
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Array trace_full;
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trace.reserve(num_frames);
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trace_full.reserve(num_frames);
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for (size_t i = stack_trace_offset; i < stack_trace_size; ++i)
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trace.push_back(reinterpret_cast<uintptr_t>(stack_trace.getFramePointers()[i]));
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stack_trace.toStringEveryLine([&trace_full](std::string_view line) { trace_full.push_back(line); });
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CrashLogElement element{static_cast<time_t>(time / 1000000000), time, signal, thread_id, query_id, trace, trace_full};
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crash_log_owned->add(std::move(element));
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}
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}
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