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/*
* Copyright (C) 2022-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/test/common/libult/signal_utils.h"
#include "shared/source/os_interface/windows/windows_wrapper.h"
#include "gtest/gtest.h"
#include <condition_variable>
#include <io.h>
#include <signal.h>
#include <thread>
std::string lastTest("");
static int newStdOut = -1;
namespace NEO {
extern const char *executionName;
extern unsigned int ultIterationMaxTimeInS;
} // namespace NEO
std::unique_ptr<std::thread> alarmThread;
LONG WINAPI ultExceptionFilter(
_In_ struct _EXCEPTION_POINTERS *exceptionInfo) {
std::cout << "UnhandledException: 0x" << std::hex << exceptionInfo->ExceptionRecord->ExceptionCode << std::dec
<< " on test: " << lastTest << std::endl;
return EXCEPTION_CONTINUE_SEARCH;
}
void (*oldSigAbrt)(int) = nullptr;
void handleSIGABRT(int sigNo) {
if (newStdOut != -1) {
_dup2(newStdOut, 1);
}
std::cout << "SIGABRT on: " << lastTest << std::endl;
signal(SIGABRT, oldSigAbrt);
raise(sigNo);
}
int setAbrt(bool enableAbrt) {
std::cout << "enable SIGABRT handler: " << enableAbrt << std::endl;
if (newStdOut == -1) {
newStdOut = _dup(1);
}
SetUnhandledExceptionFilter(&ultExceptionFilter);
if (enableAbrt) {
oldSigAbrt = signal(SIGABRT, handleSIGABRT);
}
return 0;
}
std::atomic<bool> abortOnTimeout = false;
int setAlarm(bool enableAlarm) {
std::cout << "enable SIGALRM handler: " << enableAlarm << std::endl;
if (enableAlarm) {
std::string envVar = std::string("NEO_") + NEO::executionName + "_DISABLE_TEST_ALARM";
char *envValue = getenv(envVar.c_str());
if (envValue != nullptr) {
enableAlarm = false;
std::cout << "WARNING: SIGALRM handler disabled by environment variable: " << envVar << std::endl;
}
}
if (enableAlarm) {
abortOnTimeout = true;
std::atomic<bool> threadStarted{false};
alarmThread = std::make_unique<std::thread>([&]() {
auto currentUltIterationMaxTimeInS = NEO::ultIterationMaxTimeInS;
std::string envVar = std::string("NEO_") + NEO::executionName + "_ITERATION_MAX_TIME";
auto ultIterationMaxTimeInSEnv = getenv(envVar.c_str());
if (ultIterationMaxTimeInSEnv != nullptr) {
currentUltIterationMaxTimeInS = atoi(ultIterationMaxTimeInSEnv);
} else {
ultIterationMaxTimeInSEnv = getenv("NEO_ULT_ITERATION_MAX_TIME");
if (ultIterationMaxTimeInSEnv != nullptr) {
currentUltIterationMaxTimeInS = atoi(ultIterationMaxTimeInSEnv);
}
}
unsigned int alarmTimeInS = currentUltIterationMaxTimeInS * ::testing::GTEST_FLAG(repeat);
std::cout << "set timeout to: " << alarmTimeInS << " seconds" << std::endl;
threadStarted = true;
std::chrono::high_resolution_clock::time_point startTime, endTime;
std::chrono::milliseconds elapsedTime{};
startTime = std::chrono::high_resolution_clock::now();
do {
std::this_thread::yield();
std::this_thread::sleep_for(std::chrono::milliseconds(1));
endTime = std::chrono::high_resolution_clock::now();
elapsedTime = std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime);
if (!abortOnTimeout) {
return;
}
} while (abortOnTimeout && elapsedTime.count() < alarmTimeInS * 1000);
if (abortOnTimeout) {
printf("timeout on: %s\n", lastTest.c_str());
abort();
}
});
SetThreadPriority(alarmThread->native_handle(), THREAD_PRIORITY_LOWEST);
while (!threadStarted.load()) {
std::this_thread::yield();
}
}
return 0;
}
int setSegv(bool enableSegv) {
return 0;
}
void cleanupSignals() {
if (alarmThread) {
abortOnTimeout = false;
alarmThread->join();
alarmThread.reset();
}
}
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