+++ /dev/null
-<?php
-// Own namespace
-namespace CoreFramework\Listener\Socket;
-
-// Import framework stuff
-use CoreFramework\Factory\ObjectFactory;
-
-/**
- * A file-based socket listener
- *
- * @author Roland Haeder <webmaster@ship-simu.org>
- * @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
- * @license GNU GPL 3.0 or any newer version
- * @link http://www.ship-simu.org
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-class SocketFileListener extends BaseListener implements Listenable {
- /**
- * Protected constructor
- *
- * @return void
- */
- protected function __construct () {
- // Call parent constructor
- parent::__construct(__CLASS__);
-
- // Set the protocol to file
- $this->setProtocolName('file');
- }
-
- /**
- * Creates an instance of this class
- *
- * @return $listenerInstance An instance a prepared listener class
- */
- public final static function createSocketFileListener () {
- // Get new instance
- $listenerInstance = new SocketFileListener();
-
- // Return the prepared instance
- return $listenerInstance;
- }
-
- /**
- * Initializes the listener by setting up the required socket server
- *
- * @return void
- */
- public function initListener() {
- // Init socket
- $mainSocket = socket_create(AF_UNIX, SOCK_STREAM, 0);
-
- // Is the socket resource valid?
- if (!is_resource($mainSocket)) {
- // Something bad happened
- throw new InvalidSocketException(array($this, $mainSocket), BaseListener::EXCEPTION_INVALID_SOCKET);
- } // END - if
-
- // Get socket error code for verification
- $socketError = socket_last_error($mainSocket);
-
- // Check if there was an error else
- if ($socketError > 0) {
- // Handle this socket error with a faked recipientData array
- $this->handleSocketError(__METHOD__, __LINE__, $mainSocket, array('null', '0'));
- } // END - if
-
- // Create file name
- $socketFile = self::createTempPathForFile($this->getConfigInstance()->getConfigEntry('ipc_socket_file_name'));
-
- // Debug message
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: socketFile=' . $socketFile . ' ...');
-
- // File name must not be empty
- assert(!empty($socketFile));
-
- // Is the file there?
- if ((self::isReachableFilePath($socketFile)) && (file_exists($socketFile))) {
- // Old socket found
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: WARNING: Old socket at ' . $socketFile . ' found. Will not start.');
-
- // Shutdown this socket
- $this->shutdownSocket($mainSocket);
-
- // Quit here
- exit;
- } // END - if
-
- // Debug message
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: Binding to ' . $socketFile . ' ...');
-
- // Try to bind to it
- if (!socket_bind($mainSocket, $socketFile)) {
- // Handle error here
- $this->handleSocketError(__METHOD__, __LINE__, $mainSocket, array($socketFile, '0'));
- /*
- // Get socket error code for verification
- $socketError = socket_last_error($mainSocket);
-
- // Get error message
- $errorMessage = socket_strerror($socketError);
-
- // Shutdown this socket
- $this->shutdownSocket($mainSocket);
-
- // And throw again
- throw new InvalidSocketException(array($this, $mainSocket, $socketError, $errorMessage), BaseListener::EXCEPTION_INVALID_SOCKET);
- */
- } // END - if
-
- // Start listen for connections
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: Listening for connections.');
- if (!socket_listen($mainSocket)) {
- // Handle this socket error with a faked recipientData array
- $this->handleSocketError(__METHOD__, __LINE__, $mainSocket, array($socketFile, '0'));
- /*
- // Get socket error code for verification
- $socketError = socket_last_error($mainSocket);
-
- // Get error message
- $errorMessage = socket_strerror($socketError);
-
- // Shutdown this socket
- $this->shutdownSocket($mainSocket);
-
- // And throw again
- throw new InvalidSocketException(array($this, $mainSocket, $socketError, $errorMessage), BaseListener::EXCEPTION_INVALID_SOCKET);
- */
- } // END - if
-
- // Now, we want non-blocking mode
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: Setting non-blocking mode.');
- if (!socket_set_nonblock($mainSocket)) {
- // Handle this socket error with a faked recipientData array
- $this->handleSocketError(__METHOD__, __LINE__, $mainSocket, array($socketFile, '0'));
- /*
- // Get socket error code for verification
- $socketError = socket_last_error($mainSocket);
-
- // Get error message
- $errorMessage = socket_strerror($socketError);
-
- // Shutdown this socket
- $this->shutdownSocket($mainSocket);
-
- // And throw again
- throw new InvalidSocketException(array($this, $mainSocket, $socketError, $errorMessage), BaseListener::EXCEPTION_INVALID_SOCKET);
- */
- } // END - if
-
- // Set the main socket
- $this->registerServerSocketResource($mainSocket);
-
- // Initialize the peer pool instance
- $poolInstance = ObjectFactory::createObjectByConfiguredName('application_pool_class', array($this));
-
- // Add main socket
- $poolInstance->addPeer($mainSocket, BaseConnectionHelper::CONNECTION_TYPE_SERVER);
-
- // And add it to this listener
- $this->setPoolInstance($poolInstance);
-
- // Initialize iterator for listening on packages
- $iteratorInstance = ObjectFactory::createObjectByConfiguredName('socket_listen_iterator_class', array($poolInstance->getPoolEntriesInstance()));
-
- // Rewind it and remember it in this class
- $iteratorInstance->rewind();
- $this->setIteratorInstance($iteratorInstance);
-
- // Initialize the raw data handler
- $handlerInstance = ObjectFactory::createObjectByConfiguredName('socket_raw_data_handler_class');
-
- // Set it in this class
- $this->setHandlerInstance($handlerInstance);
-
- // Output message
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('SOCKET-FILE-LISTENER[' . __METHOD__ . ':' . __LINE__ . ']: Socket listener now ready on socket ' . $socketFile . ' for service.');
- }
-
- /**
- * "Listens" for incoming network packages
- *
- * @return void
- */
- public function doListen() {
- // Call super method
- $this->doListenSocketSelect('');
- }
-
- /**
- * Checks whether the listener would accept the given package data array
- *
- * @param $packageData Raw package data
- * @return $accepts Whether this listener does accept
- */
- public function ifListenerAcceptsPackageData (array $packageData) {
- $this->partialStub('Need to implement this method.');
- }
-
- /**
- * Monitors incoming raw data from the handler and transfers it to the
- * given receiver instance.
- *
- * @return void
- */
- public function monitorIncomingRawData () {
- $this->partialStub('Need to implement this method.');
- }
-
-}
projects / core.git / blobdiff