public function onAcceptEvent($bindSocket, $events, $arg)
{
$bindSocketId = $arg[0];
Debug::netEvent(get_class($this) . '::' . __METHOD__ . '(' . $bindSocketId . ') invoked.');
// add to accept next event
// why not use EV_PERSIST
event_add($this->bindSocketEvPool[$bindSocketId]);
$connSocket = stream_socket_accept($this->bindSocketPool[$bindSocketId]);
if (!$connSocket) {
Debug::netErrorEvent(get_class($this) . ': can not accept new TCP-socket');
return;
}
stream_set_blocking($connSocket, 0);
list($ip, $port) = explode(':', stream_socket_get_name($connSocket, true));
$connId = daemon::getNextConnId();
$evBuf = event_buffer_new($connSocket, array($this, 'onEvBufReadEvent'), array($this, 'onEvBufWriteEvent'), array($this, 'onEventEvent'), array($connId));
event_buffer_base_set($evBuf, daemon::$eventBase);
event_buffer_priority_set($evBuf, 10);
event_buffer_watermark_set($evBuf, EV_READ, $this->evBufLowMark, $this->evBufHighMark);
if (!event_buffer_enable($evBuf, EV_READ | EV_WRITE | EV_PERSIST)) {
Debug::netErrorEvent(get_class($this) . '::' . __METHOD__ . ': can not set base of buffer. #' . $connId);
//close socket
stream_socket_shutdown($connSocket, STREAM_SHUT_RDWR);
fclose($connSocket);
return;
}
// 调试这里时，浪费了很多时间，必须注意的是，以上 event 所用的变量如果在函数中，如果没有交给其他的变量引用，在函数结束时就会销毁，
// 造成连接直接断或者bufferevent 不能触发。晕啊晕。
$this->connSocketPool[$connId] = $connSocket;
$this->connEvBufPool[$connId] = $evBuf;
$this->updateLastContact($connId);
$this->onAccepted($connId, $ip, $port);
}
