90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
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#include "quill/Backend.h"
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#include "quill/Frontend.h"
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#include "quill/LogMacros.h"
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#include "quill/Logger.h"
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#include "quill/sinks/ConsoleSink.h"
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#include <chrono>
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#include <csignal>
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#include <cstdint>
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#include <thread>
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#include <utility>
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#include <vector>
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void cause_segfault(quill::Logger* logger)
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{
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LOG_INFO(logger, "Crashing");
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int* p = (int*)0x12345678;
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*p = 0;
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}
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void infinite_loop(quill::Logger* logger)
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{
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LOG_INFO(logger, "Crashing");
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/* break out with ctrl+c to test SIGINT handling */
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while (1)
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{
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};
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}
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void illegal_instruction(quill::Logger* logger)
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{
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LOG_INFO(logger, "Crashing");
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raise(SIGILL);
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}
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/**
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* Signal handler example
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* The signal handler flushes the log when the application crashes or gets terminated
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*/
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int main()
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{
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#if defined(_WIN32)
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// NOTE: On windows a signal handler must be installed on each new thread
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quill::init_signal_handler<quill::FrontendOptions>();
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#endif
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// Start the logging backend thread with a signal handler
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// On Linux/Macos one signal handler is set to handle POSIX style signals
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// On Windows an exception handler and a Ctrl-C handler is set.
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quill::Backend::start_with_signal_handler<quill::FrontendOptions>();
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auto console_sink = quill::Frontend::create_or_get_sink<quill::ConsoleSink>("sink_id_1");
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quill::Logger* logger = quill::Frontend::create_or_get_logger("root", std::move(console_sink));
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// create threads that will cause a segfault
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std::vector<std::thread> threads;
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for (size_t i = 0; i < 4; ++i)
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{
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threads.emplace_back(
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[logger]()
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{
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#if defined(_WIN32)
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// NOTE: On windows the signal handler must be installed on each new thread
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quill::init_signal_handler<quill::FrontendOptions>();
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#endif
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// sleep for 1 second so all threads are ready
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std::this_thread::sleep_for(std::chrono::seconds{1});
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for (size_t i = 0; i < 10; ++i)
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{
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// log 10 messages
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LOG_INFO(logger, "Log from thread {}", i);
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}
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// After 10 messages Crash - Uncomment any of the below :
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// illegal_instruction(logger);
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// cause_segfault(logger);
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});
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}
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for (uint32_t cnt{0}; cnt < 1000; ++cnt)
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{
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std::this_thread::sleep_for(std::chrono::milliseconds{300});
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LOG_INFO(logger, "Log from main {}", cnt);
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}
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}
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