/**
* @param Exception $exception
*/
public function logException(Exception $exception)
{
$formatter = new CM_ExceptionHandling_Formatter_Plain_Log();
try {
if ($exception instanceof CM_Exception) {
$log = $exception->getLog();
$metaInfo = $exception->getMetaInfo();
} else {
$log = new CM_Paging_Log_Error();
$metaInfo = null;
}
$log->add($formatter->formatException($exception), $metaInfo);
} catch (Exception $loggerException) {
$logEntry = '[' . date('d.m.Y - H:i:s', time()) . ']' . PHP_EOL;
$logEntry .= '### Cannot log error: ' . PHP_EOL;
$logEntry .= $formatter->formatException($loggerException);
$logEntry .= '### Original Exception: ' . PHP_EOL;
$logEntry .= $formatter->formatException($exception) . PHP_EOL;
$logFile = $this->_getLogFile();
$logFile->ensureParentDirectory();
$logFile->append($logEntry);
}
}
/**
* @runInSeparateProcess
* @preserveGlobalState disabled
*/
public function testKillChildrenSigKill()
{
$loopEcho = function () {
while (true) {
usleep(50 * 1000);
echo "hello\n";
}
};
$loopEchoStayinAlive = function () {
pcntl_signal(SIGTERM, function () {
echo "Well, you can tell by the way I use my walk\n I'm a woman's man, no time to talk\n";
}, false);
while (true) {
usleep(50 * 1000);
echo "hello\n";
}
};
$process = CM_Process::getInstance();
$process->fork($loopEcho);
$process->fork($loopEchoStayinAlive);
$pidListBefore = $this->_getChildrenPidList();
$timeStart = microtime(true);
$process->killChildren(0.5);
$this->assertCount(2, $pidListBefore);
$this->assertCount(0, $this->_getChildrenPidList());
$this->assertSameTime(0.5, microtime(true) - $timeStart, 0.15);
$logError = new CM_Paging_Log_Error();
$this->assertSame(1, $logError->getCount());
$this->assertContains('killing with signal `9`', $logError->getItem(0)['msg']);
}
/**
* @param float|null $timeoutKill
*/
public function killChildren($timeoutKill = null)
{
if (null === $timeoutKill) {
$timeoutKill = 30;
}
$timeoutKill = (double) $timeoutKill;
$signal = SIGTERM;
$timeStart = microtime(true);
$timeoutReached = false;
$timeOutput = $timeStart;
while (!empty($this->_forkHandlerList)) {
$timeNow = microtime(true);
$timePassed = $timeNow - $timeStart;
if ($timePassed > $timeoutKill) {
$signal = SIGKILL;
$timeoutReached = true;
}
if ($timeNow > $timeOutput + 2 || $timeoutReached) {
$message = join(' ', [count($this->_forkHandlerList) . ' children remaining', 'after ' . round($timePassed, 1) . ' seconds,', 'killing with signal `' . $signal . '`...']);
echo $message . PHP_EOL;
if ($timeoutReached) {
$logError = new CM_Paging_Log_Error();
$logError->add($message, ['pid' => $this->getProcessId(), 'argv' => join(' ', $this->getArgv())]);
}
$timeOutput = $timeNow;
}
foreach ($this->_forkHandlerList as $forkHandler) {
posix_kill($forkHandler->getPid(), $signal);
}
usleep(1000000 * 0.05);
foreach ($this->_forkHandlerList as $forkHandler) {
$pid = pcntl_waitpid($forkHandler->getPid(), $status, WNOHANG);
if ($pid > 0 || !$this->isRunning($pid)) {
$forkHandlerSequence = $this->_getForkHandlerSequenceByPid($forkHandler->getPid());
$forkHandler = $this->_forkHandlerList[$forkHandlerSequence];
$forkHandler->closeIpcStream();
unset($this->_forkHandlerList[$forkHandlerSequence]);
if (!$this->_hasForks()) {
$this->unbind('exit', [$this, 'killChildren']);
}
}
}
}
}
