/**
* Runs the thread code and the initialized function.
*
* @codeCoverageIgnore Only executed in thread.
*/
public function run()
{
/* First thing we need to do is re-initialize the class autoloader. If
* we don't do this first, any object of a class that was loaded after
* the thread started will just be garbage data and unserializable
* values (like resources) will be lost. This happens even with
* thread-safe objects.
*/
foreach (get_declared_classes() as $className) {
if (strpos($className, 'ComposerAutoloaderInit') === 0) {
// Calling getLoader() will register the class loader for us
$className::getLoader();
break;
}
}
Loop\loop($loop = Loop\create(false));
// Disable signals in thread.
// At this point, the thread environment has been prepared so begin using the thread.
try {
$channel = new ChannelledStream(new DuplexPipe($this->socket, false));
} catch (\Throwable $exception) {
return;
// Parent has destroyed Thread object, so just exit.
}
$coroutine = new Coroutine($this->execute($channel));
$coroutine->done();
$timer = $loop->timer(self::KILL_CHECK_FREQUENCY, true, function () use($loop) {
if ($this->killed) {
$loop->stop();
}
});
$timer->unreference();
$loop->run();
}
/**
* Starts the context execution.
*
* @throws \Icicle\Concurrent\Exception\ForkException If forking fails.
* @throws \Icicle\Stream\Exception\FailureException If creating a socket pair fails.
*/
public function start()
{
if (0 !== $this->oid) {
throw new StatusError('The context has already been started.');
}
list($parent, $child) = Stream\pair();
switch ($pid = pcntl_fork()) {
case -1:
// Failure
throw new ForkException('Could not fork process!');
case 0:
// Child
// @codeCoverageIgnoreStart
// Create a new event loop in the fork.
Loop\loop($loop = Loop\create(false));
$channel = new ChannelledStream($pipe = new DuplexPipe($parent));
fclose($child);
$coroutine = new Coroutine($this->execute($channel));
$coroutine->done();
try {
$loop->run();
$code = 0;
} catch (\Throwable $exception) {
$code = 1;
}
$pipe->close();
exit($code);
// @codeCoverageIgnoreEnd
// @codeCoverageIgnoreEnd
default:
// Parent
$this->pid = $pid;
$this->oid = posix_getpid();
$this->channel = new ChannelledStream($this->pipe = new DuplexPipe($child));
fclose($parent);
}
}
/**
* @param \Icicle\Loop\Loop|null $loop
*/
public function __construct(Loop\Loop $loop = null)
{
$this->loop = $loop ?: Loop\loop();
}
public function setUp()
{
Loop\loop(new Loop\SelectLoop());
}
