/**
* Accepts incoming connections as they are made.
*/
private function accept(SocketServer $server) : Generator
{
yield from log()->log(Log::INFO, 'NNTP server listening on %s:%d', $server->getAddress(), $server->getPort());
while ($server->isOpen()) {
// Wait for a client to connect.
$socket = (yield from $server->accept());
// Handle the client in a separate coroutine.
$coroutine = new Coroutine($this->handleClient($socket));
$coroutine->done();
}
}
public function onIdle(SocketServer $server)
{
$clients = $server->getClients();
foreach ($clients as $client) {
if ($client->buffer) {
$client->send(array('type' => 'shell', 'result' => $client->buffer));
$client->buffer = "";
}
if ($client->process && !$client->process->isRunning() && !$client->buffer) {
$client->process = false;
$client->send(array('type' => 'shell', 'finished' => true));
}
}
usleep(1000 * 10);
}
function handle_input(&$server, &$client, $input)
{
// You probably want to sanitize your inputs here
$trim = trim($input);
// Trim the input, Remove Line Endings and Extra Whitespace.
if (strtolower($trim) == "quit") {
SocketServer::socket_write_smart($client->socket, "Oh... Goodbye...");
// Give the user a sad goodbye message, meany!
$server->disconnect($client->server_clients_index);
// Disconnect this client.
return;
// Ends the function
}
$output = strrev($trim);
// Reverse the String
SocketServer::socket_write_smart($client->socket, $output);
// Send the Client back the String
SocketServer::socket_write_smart($client->socket, "String? ", "");
// Request Another String
}
/**
* Run the server
*
* @return void
*/
function run()
{
global $version;
$time = strftime("%Y-%m-%d %H:%M:%S");
$v = $version['string'];
$motd = <<<EOT
-------------------------------------------------------
| Welcome to the Mediboard {$this->getServerType()} Server v.{$v} |
| Started at {$time} |
-------------------------------------------------------
EOT;
$this->started_datetime = $time;
$server = $this->server->bind("0.0.0.0", $this->port, $this->certificate, $this->passphrase, $this->certificate_authority);
$server->setRequestHandler(array($this, "handle"));
$server->setOnOpenHandler(array($this, "onOpen"));
$server->setOnCleanupHandler(array($this, "onCleanup"));
$server->setOnCloseHandler(array($this, "onClose"));
$server->setOnWriteErrorHandler(array($this, "writeError"));
$server->run();
}
function handle_input($server, $client, $input)
{
$data = trim($input);
if (strtolower($data) == "quit") {
// User Wants to quit the server
SocketServer::socket_write_smart($client->socket, "Oh... Goodbye...");
// Give the user a sad goodbye message, meany!
$server->disconnect($client->server_clients_index);
// Disconnect this client.
return;
}
$deviceId = substr($data, 1, 10);
$messageCode = substr($data, 11, 2);
$date = substr($data, 13, 6);
$time = substr($data, 19, 6);
$inputVoltage = substr($data, 25, 3);
$currentLoad = substr($data, 28, 5);
$status = substr($data, 33, 3);
$lowCutSetPoint = substr($data, 36, 3);
$highCutSetPoint = substr($data, 39, 3);
$overLoadSetPoint = substr($data, 42, 2);
global $conn;
$sql = "INSERT INTO audit(device_id, time, date, input_voltage, current_load, status, low_cut_set, high_cut_set, message_code, overload_set) values(" . "'" . $deviceId . "'" . "," . "'" . htmlspecialchars($time) . "'" . "," . "'" . htmlspecialchars($date) . "'" . "," . "'" . htmlspecialchars($inputVoltage) . "'" . "," . "'" . htmlspecialchars($currentLoad) . "'" . "," . "'" . htmlspecialchars($status) . "'" . "," . "'" . htmlspecialchars($lowCutSetPoint) . "'" . "," . "'" . htmlspecialchars($highCutSetPoint) . "'" . "," . "'" . htmlspecialchars($messageCode) . "'" . "," . "'" . htmlspecialchars($overLoadSetPoint) . "'" . ")";
if ($conn->query($sql) === TRUE) {
$success = "Auditing Done";
echo $success;
ob_flush();
flush();
} else {
$error = "Error: " . $conn->error;
echo $error;
ob_flush();
flush();
}
//SocketServer::socket_write_smart($client->socket,$output); // Send the Client back the String
//SocketServer::socket_write_smart($client->socket,"a? ",""); // Request Another String
}
function real_time_js_and_php( ) {
?>
<!-- tut 1 -->
<script type="text/javascript">
setInterval(function(){
// inside here, set any data that you need to send to the server
var some_serialized_data = jQuery('form.my_form').serialize();
// then fire off an ajax call
jQuery.ajax({
url: '/yourPhpScriptForUpdatingData.php',
success: function(response){
// put some javascript here to do something with the
// data that is returned with a successful ajax response,
// as available in the 'response' param available,
// inside this function, for example:
$('#my_html_element').html(response);
},
data: some_serialized_data
});
}, 1000);
// the '1000' above is the number of milliseconds to wait before running
// the callback again: thus this script will call your server and update
// the page every second.
</script>
<!-- tut 2 -->
<script type="text/javascript">
jQuery(function($){
setInterval(function(){
$.get( '/getrows.php', function(newRowCount){
$('#rowcounter').html( newRowCount );
});
},5000); // 5000ms == 5 seconds
});
</script>
<!-- tut 3 js.node-->
<!-- src: http://coenraets.org/blog/2012/10/real-time-web-analytics-with-node-js-and-socket-io/ -->
<!--
HELPFUL
src: http://www.dreamincode.net/forums/topic/319049-creating-real-time-web-updates-with-ajax-php-sql-etc/
AJAX PUSH
Socket connections
sockets.
node.js
database check
sockets push
-->
<?php
// Assume this SocketServer is dealing with incomming
// Socket connections and making them available as
// "Client" objects through: getClients().
$server = new SocketServer();
while ($server->isRunning()) {
// Go through each of the clients currently connected
// to the server.
foreach ($server->getClients() as $client) {
// If the client has sent a new message to the server
// receive it and push it down to all the other clients.
// Then save it in the database.
if ($client->hasNewData()) {
$message = $client->receive();
foreach ($server->getClients() as $recipient) {
$recipient->send($message);
}
DB::get()->saveMessage($message);
}
}
// Sleep for a few milliseconds, just so the process doesn't
// freeze up the server or eat all it's resources.
usleep(150000);
}
?>
<!--
NOT HELPFUL
tut 4
http://www.webdesignerforum.co.uk/topic/65897-php-mysql-real-time-chat-application-without-javascript/
usleep(250000);
isset
-->
<!--
tut 5 sockets push
http://learning-0mq-with-pyzmq.readthedocs.org/en/latest/pyzmq/patterns/pushpull.html
http://socketo.me/docs/push
-->
<?php
}
public function __construct(&$socket, $i)
{
$this->server_clients_index = $i;
$this->socket = socket_accept($socket) or die("Failed to Accept");
SocketServer::debug("New Client Connected");
socket_getpeername($this->socket, $ip);
$this->ip = $ip;
}
<?php
$serv = new SocketServer();
$serv->run('0.0.0.0', 9504);
class SocketServer
{
protected $serv;
//swoole server
const MAX_PACKAGE_LEN = 8000000;
//max data accept
function run($host, $port)
{
register_shutdown_function(array($this, 'errorHandler'));
$this->serv = new swoole_server($host, $port);
$this->serv->set(array('max_request' => 2000, 'dispatch_mode' => 3, 'worker_num' => 5, 'reactor_num' => 2, 'backlog' => 128, 'open_cpu_affinity' => 1, 'open_tcp_nodelay' => 1, 'tcp_defer_accept' => 5, 'max_conn' => 10000, 'task_worker_num' => 10, 'task_ipc_mode' => 2, 'message_queue_key' => 0x72000100, 'open_length_check' => true, 'package_max_length' => 999999999, 'package_length_type' => 'N', 'package_length_offset' => 0, 'package_body_offset' => 4));
$this->serv->on('receive', array($this, 'onReceive'));
$this->serv->on('close', array($this, 'onClose'));
$this->serv->on('task', array($this, 'onTask'));
$this->serv->on('finish', array($this, 'onFinish'));
$this->serv->start();
}
function onReceive($serv, $fd, $from_id, $data)
{
$packet = json_decode(substr($data, 4), true);
//todo::包可能解析失败
$packet["socketfd"] = $fd;
$task_id = $serv->task(json_encode($packet));
//todo::任务可能下发失败
}
function onTask($serv, $task_id, $from_id, $data)
{
<?php
require_once 'includes/tcpConnection.php';
$server = new SocketServer(HOST, PORT);
$server->max_clients = MAX_CLIENTS;
$server->hook("CONNECT", "handle_connect");
$server->hook("INPUT", "handle_input");
$server->infinite_loop();
public function actionIndex()
{
echo "test1";
$socksvr = new SocketServer();
$socksvr->restart();
}
$this->server = $server;
}
public function poll()
{
}
public function connectClient($clientID)
{
echo "Client {$clientID} connected.\n";
}
public function disconnectClient($clientID, $alive)
{
echo "Client {$clientID} disconnected.\n";
}
}
// Start a server on port 8000
$server = new SocketServer(8000);
// Instantiate our listener and attach it to the server
$listener = new TestListener();
$server->addListener($listener);
// Run the server until killed
while ($server->run()) {
}
/** END EXAMPLE CODE **/
interface ISocketListener
{
/**
* Called for each request received from a client.
*
* A "Request" is defined as the data up to a delimiter, as
* specified by $server->delimiter, or the complete data that was
* received from a client before they disconnected.
protected function beforeServerLoop()
{
parent::beforeServerLoop();
socket_set_nonblock($this->sockServer);
pcntl_signal(SIGUSR1, array($this, 'handleProcess'), true);
}
#!/usr/local/bin/php
<?php
require 'minihttpd.php';
require 'upload_handler.php';
function my_exit()
{
exit;
}
$ss = new SocketServer();
$ss->SetHandler('MiniHTTPD', 'upload_handler');
$ss->Setup();
$pid = pcntl_fork();
if ($pid) {
pcntl_wait($status);
print $ss->Port . "\n";
exit;
} else {
$pid = pcntl_fork();
if ($pid) {
exit;
} else {
$ss->Listen();
try {
$ss->Run(60, 'my_exit');
// exit() isn't a real function
} catch (Exception $e) {
// I dunno what we done do what where how when stuff what? huh?
}
}
}
unset($this->partial[$clientID]);
$request['body'] = $data;
} else {
$headers = explode("\r\n", $data);
$status = array_shift($headers);
list($request['method'], $request['path'], $request['http']) = explode(' ', $status);
foreach ($headers as $key => $value) {
list($header, $content) = explode(':', $value, 2);
$request['headers'][$header] = trim($content);
}
if (!in_array($request['method'], array('GET', 'HEAD'))) {
$this->partial[$clientID] = $request;
return;
}
}
parent::recvData($clientID, $request, $serverID);
}
public function processData($client, $data)
{
$client->send("HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\nHello, World!<br>You Requested {$data['path']}\r\n\r\n");
$client->disconnect();
}
}
$server = new SocketServer();
$server->setDelimiters("\r\n\r\n");
$id1 = $server->open(8002);
$listener = new HTTPListener();
$server->addListener($listener);
// Run the server until killed
while ($server->run()) {
}
{
foreach ($this->clients as $client) {
call_user_func(array($client, $func), $v1, $v2, $v3, $v4);
}
}
}
SetLogFile(dirname($argv[0]) . "/logfile.txt");
LogWrite("############################## Restarted ######################################");
$serverState = ServerState::getInstance();
//LogWrite($serverState->dump());
$LS1 = new LPECListeningSocket($LINN_HOST, $LINN_PORT, 'LPECClientSocket', $serverState, 30000);
$LS2 = new LinnDSListeningSocket(0, 9050, 'LinnDSClientSocket', $serverState, 30000);
$LS2->setLPECListeningSocket($LS1);
//$LS3 = new LinnDSwsListeningSocket(0, 9051, 'LinnDSClientSocket', $serverState, 30000);
//$LS3->setLPECListeningSocket($LS1);
//$LS1->dump();
//$LS2->dump();
//$LS3->dump();
$SS = new SocketServer();
$SS->addListeningSocket($LS1);
$SS->addListeningSocket($LS2);
//$SS->addListeningSocket($LS3);
LogWrite("LinnDS-jukebox-daemon starts...");
try {
$SS->run();
} catch (Exception $e) {
LogWrite($e->getMessage());
}
?>
/**
* Does the magic handshake to begin the connection
*
* @param string $buffer Buffer sent by the client
* @return bool Was the handshake successful
* @throws Exception If something goes wrong
*/
public function performHandshake($buffer)
{
if ($this->state != self::STATE_CONNECTING) {
throw new Exception('Unable to perform handshake, client is not in connecting state');
}
$this->headers = $headers = $this->parseRequestHeader($buffer);
$key = $headers['Sec-WebSocket-Key'];
$hash = base64_encode(sha1($key . '258EAFA5-E914-47DA-95CA-C5AB0DC85B11', true));
$headers = array('HTTP/1.1 101 Switching Protocols', 'Upgrade: websocket', 'Connection: Upgrade', 'Sec-WebSocket-Accept: ' . $hash);
$headers = implode("\r\n", $headers) . "\r\n\r\n";
$left = strlen($headers);
do {
$sent = @socket_send($this->socket, $headers, $left, 0);
if ($sent === false) {
$error = $this->server->getLastError();
throw new Exception('Sending handshake failed: : ' . $error->message . ' [' . $error->code . ']');
}
$left -= $sent;
if ($sent > 0) {
$headers = substr($headers, $sent);
}
} while ($left > 0);
$this->state = self::STATE_OPEN;
}
{
echo $local_message->name . ":" . json_encode($request) . "\n";
switch ($local_message->name) {
case "testSimpleRequestResponse":
if ($request["message"]["subject"] == "ping") {
return array("response" => "pong");
} else {
if ($request["message"]["subject"] == "pong") {
return array("response" => "ping");
}
}
break;
case "testSimpleRequestWithoutParameters":
return array("response" => "no incoming parameters");
break;
case "testNotification":
break;
case "testRequestResponseException":
if ($request["exception"]["cause"] == "callback") {
throw new AvroRemoteException(array("exception" => "raised on callback cause"));
} else {
throw new AvroRemoteException("System exception");
}
break;
default:
throw new AvroRemoteException("Method unknown");
}
}
}
$server = new SocketServer('127.0.0.1', 1411, new TestProtocolResponder(AvroProtocol::parse($protocol)), true);
$server->start();
$this->socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP) or die("socket_create() 建立失败的原因是:" . socket_strerror(socket_last_error()) . "/n");
//阻塞模式
echo "2";
socket_set_block($this->socket) or die("socket_set_block() 阻塞失败的原因是:" . socket_strerror(socket_last_error()) . "/n");
//绑定到socket端口
echo "3";
$result = socket_bind($this->socket, $this->address, 5062) or die("socket_bind() 绑定失败的原因是:" . socket_strerror(socket_last_error()) . "/n");
//开始监听
echo "4";
$result = socket_listen($this->socket, 4) or die("socket_listen() 监听失败的原因是:" . socket_strerror(socket_last_error()) . "/n");
echo "Begin listining";
do {
// never stop the daemon
//它接收连接请求并调用一个子连接Socket来处理客户端和服务器间的信息
$msgsock = socket_accept($this->socket) or die("socket_accept() failed: reason: " . socket_strerror(socket_last_error()) . "/n");
//读取客户端数据
echo "Read client data \n";
//socket_read函数会一直读取客户端数据,直到遇见\n,\t或者\0字符.PHP脚本把这写字符看做是输入的结束符.
$buf = socket_read($msgsock, 21000);
echo "Received msg: {$buf} \n";
//数据传送 向客户端写入返回结果
$msg = "welcome \n";
socket_write($msgsock, $msg, strlen($msg)) or die("socket_write() failed: reason: " . socket_strerror(socket_last_error()) . "/n");
//一旦输出被返回到客户端,父/子socket都应通过socket_close($msgsock)函数来终止
socket_close($msgsock);
} while (true);
socket_close($this->socket);
}
}
$socksvr = new SocketServer();
$socksvr->restart();
<?php
include 'SocketServer.php';
class ProxyListener extends SocketListener
{
public function processData($client, $data)
{
$client->broadcast($data);
}
}
$server = new SocketServer();
$id1 = $server->open(8002);
$id2 = $server->open(8003);
$listener = new ProxyListener();
$server->addListener($listener);
// Run the server until killed
while ($server->run()) {
}
/**
* @coroutine
*
* @param \Icicle\Socket\Server\Server $server
* @param int $cryptoMethod
* @param float $timeout
* @param bool $allowPersistent
*
* @return \Generator
*/
private function accept(SocketServer $server, int $cryptoMethod, float $timeout, bool $allowPersistent) : \Generator
{
yield from $this->log->log(Log::INFO, 'HTTP server listening on %s:%d', $server->getAddress(), $server->getPort());
while ($server->isOpen()) {
try {
$coroutine = new Coroutine($this->process(yield from $server->accept(), $cryptoMethod, $timeout, $allowPersistent));
$coroutine->done(null, $this->onError);
} catch (Throwable $exception) {
if ($this->isOpen()) {
throw $exception;
}
}
}
}
