/**
* Sends a frame.
* @param string $data Frame's data.
* @param integer $type Frame's type. See the constants.
* @param callback $cb Optional. Callback called when the frame is received by client.
* @callback $cb ( )
* @return boolean Success.
*/
public function sendFrame($data, $type = 0x0, $cb = null)
{
if ($this->finished) {
return false;
}
$this->framesBuffer[] = $data;
if ($cb !== null) {
$this->onWrite->push($cb);
}
$this->flush();
return true;
}
/**
* Lookup a hash
* @param $hash
* @param $cb
* @return $this
*/
public function lookup($hash, $cb)
{
$cb = CallbackWrapper::wrap($cb);
if (!$this->count()) {
$this->queue->push(function () use($hash, $cb) {
$this->lookup($hash, $cb);
});
return;
}
if (!$this->valid()) {
$this->rewind();
}
$process = $this->current();
$process->lookup($hash, $cb);
$this->next();
return $this;
}
/**
* Spawn IPC process
* @param $n - integer - number of workers to spawn
* @return boolean - success
*/
protected function spawnIPCThread()
{
if (FileSystem::$supported) {
eio_event_loop();
}
$thread = new IPC();
$this->ipcthreads->push($thread);
$this->callbacks->push(function ($self) use($thread) {
$thread->start();
$pid = $thread->getPid();
if ($pid < 0) {
Daemon::$process->log('could not fork IPCThread');
} elseif ($pid === 0) {
// worker
$this->log('Unexcepted execution return to outside of Thread->start()');
exit;
}
});
if ($this->eventBase) {
$this->eventBase->stop();
}
return true;
}
/**
* Runtime of Worker process.
* @return void
*/
protected function run()
{
$this->lambdaCache = new CappedStorageHits();
$this->lambdaCache->setMaxCacheSize(Daemon::$config->lambdacachemaxsize->value);
$this->lambdaCache->setCapWindow(Daemon::$config->lambdacachecapwindow->value);
$this->callbacks = new StackCallbacks();
if (Daemon::$process instanceof Master) {
Daemon::$process->unregisterSignals();
}
if (Daemon::$process && Daemon::$process->eventBase) {
Daemon::$process->eventBase->reinit();
$this->eventBase = Daemon::$process->eventBase;
} else {
$this->eventBase = new \EventBase();
}
Daemon::$process = $this;
if (Daemon::$logpointerAsync) {
$oldfd = Daemon::$logpointerAsync->fd;
Daemon::$logpointerAsync->fd = null;
Daemon::$logpointerAsync = null;
}
class_exists('Timer');
$this->autoReloadLast = time();
$this->reloadDelay = Daemon::$config->mpmdelay->value + 2;
$this->setState(Daemon::WSTATE_PREINIT);
if (Daemon::$config->autogc->value > 0) {
gc_enable();
gc_collect_cycles();
} else {
gc_disable();
}
if (Daemon::$runworkerMode) {
if (!Daemon::$config->verbosetty->value) {
fclose(STDIN);
fclose(STDOUT);
fclose(STDERR);
}
Daemon::$appResolver->preload(true);
}
$this->prepareSystemEnv();
$this->overrideNativeFuncs();
$this->setState(Daemon::WSTATE_INIT);
$this->dnsBase = new \EventDnsBase($this->eventBase, false);
// @TODO: test with true
$this->registerEventSignals();
FileSystem::init();
FileSystem::initEvent();
Daemon::openLogs();
$this->IPCManager = Daemon::$appResolver->getInstanceByAppName('\\PHPDaemon\\IPCManager\\IPCManager');
if (!$this->IPCManager) {
$this->log('cannot instantiate IPCManager');
}
Daemon::$appResolver->preload();
foreach (Daemon::$appInstances as $app) {
foreach ($app as $appInstance) {
if (!$appInstance->ready) {
$appInstance->ready = true;
$appInstance->onReady();
}
}
}
$this->setState(Daemon::WSTATE_IDLE);
Timer::add(function ($event) {
if (!Daemon::$runworkerMode) {
if ($this->IPCManager) {
$this->IPCManager->ensureConnection();
}
}
$this->breakMainLoopCheck();
if ($this->breakMainLoop) {
$this->eventBase->exit();
return;
}
if (Daemon::checkAutoGC()) {
$this->callbacks->push(function ($thread) {
gc_collect_cycles();
});
$this->eventBase->exit();
}
$event->timeout();
}, 1000000.0 * 1, 'breakMainLoopCheck');
if (Daemon::$config->autoreload->value > 0) {
Timer::add(function ($event) {
static $n = 0;
$list = get_included_files();
$s = sizeof($list);
if ($s > $n) {
$slice = array_map('realpath', array_slice($list, $n));
Daemon::$process->IPCManager->sendPacket(['op' => 'addIncludedFiles', 'files' => $slice]);
$n = $s;
}
$event->timeout();
}, 1000000.0 * Daemon::$config->autoreload->value, 'watchIncludedFiles');
}
while (!$this->breakMainLoop) {
$this->callbacks->executeAll($this);
if (!$this->eventBase->dispatch()) {
break;
}
}
$this->shutdown();
}
