function server_loop()
{
while (true) {
$read_fds = $this->fds;
$write = $exp = null;
if (stream_select($read_fds, $write, $exp, null)) {
foreach ($read_fds as $socket) {
$socket_id = (int) $socket;
if ($socket_id == $this->server_socket_id) {
if ($client_socket_id = parent::accept()) {
$this->fds[$client_socket_id] = $this->client_sock[$client_socket_id];
$this->protocol->onConnect($this, $client_socket_id, 0);
}
} else {
$data = Stream::read($socket, $this->buffer_size);
if ($data !== false) {
$this->protocol->onReceive($this, $socket_id, 0, $data);
} else {
$this->close($socket_id);
}
}
}
}
}
}
/**
* 向任意 worker 进程或者 task 进程发送消息
*
* 和 swoole 不同的是, 它支持服务器集群下向任意集群去投递数据
*
* @param $data
* @param int $workerId
* @param int $serverId
* @return bool
*/
public function sendMessage($data, $workerId, $serverId = -1)
{
if ($serverId === -1) {
return $this->server->sendMessage($data, $workerId);
} else {
$client = Clusters\Client::getClient($serverId, $workerId, true);
if (!$client) {
return false;
}
return $client->sendData('msg', $data, 'Task');
}
}
public function onReceive($server, $fd, $fromId, $data)
{
/**
* @var \Swoole\Server $server
*/
$tmp = @msgpack_unpack($data);
if ($tmp && is_object($tmp)) {
$data = $tmp;
unset($tmp);
if ($data instanceof \stdClass) {
if ($data->bind) {
# 绑定进程ID
$server->bind($fd, $data->id);
return;
}
if ($key = \MyQEE\Server\Register\Client::$host->key) {
# 需要解密
$data = \MyQEE\Server\RPC\Server::decryption($data, $key);
# 解密失败
if (!$data) {
return;
}
}
$eof = \MyQEE\Server\RPC\Server::$EOF;
switch ($data->type) {
case 'task':
case 'taskWait':
$rs = Server::$workerTask->onTask($server, $data->id, $data->wid, $data->data, $data->sid);
if ($rs !== null || $data->type === 'taskWait') {
# 执行 Finish
$rsData = new \stdClass();
$rsData->id = $data->id;
$rsData->data = $rs;
$rsData->wname = $data->wname;
if ($key) {
# 加密数据
$rsData = \MyQEE\Server\RPC\Server::encrypt($rsData, $key) . $eof;
} else {
# 格式化数据
$rsData = msgpack_pack($rsData) . $eof;
}
$server->send($fd, $rsData, $fromId);
}
break;
}
}
} else {
Server::$instance->warn("task server get error msgpack data length: " . strlen($data));
Server::$instance->debug($data);
$this->server->close($fd);
}
}
public function start($dryRun = false)
{
$port = $this->choosePort();
$this->sendCommand('status', $port, $error);
// @codeCoverageIgnoreStart
if (!$error) {
$this->cliOutput('error', 'Service already started');
return false;
}
// @codeCoverageIgnoreEnd
$this->prepareServiceAwareComponents();
$this->debug and $this->prepareDebugObservers();
if (!$dryRun) {
$this->initSwoole();
$this->swoole->start();
}
return true;
}
/**
* 添加的自定义端口服务
*/
protected function initSockets()
{
foreach (self::$config['sockets'] as $key => $setting) {
if (in_array(strtolower($key), ['main', 'task', 'api', 'manager', 'registerserver'])) {
self::warn("自定义端口服务关键字不允许是 Main, Task, API, Manager, RegisterServer, 已忽略配置, 请修改配置 sockets.{$key}.");
continue;
}
foreach ((array) $setting['link'] as $st) {
$opt = $this->parseSockUri($st);
$listen = self::$server->listen($opt->host, $opt->port, $opt->type);
if (!isset(self::$workers[$key])) {
self::$workers[$key] = $key;
}
# 设置参数
$listen->set($this->getSockConf($key));
# 设置回调
$this->setListenCallback($key, $listen, $opt);
$this->info("add listen: {$st}");
}
}
}
/**
* 向任意 worker 进程或者 task 进程发送消息
*
* 和 swoole 不同的是, 它支持服务器集群下向任意集群去投递数据
*
* @param $data
* @param int $workerId
* @param int $serverId
* @param string $serverGroup
* @return bool
*/
public function sendMessage($data, $workerId, $serverId = -1, $serverGroup = null)
{
if ($serverId < 0 || Server::$clustersType === 0 || $this->serverId === $serverId && null === $serverGroup) {
# 没有指定服务器ID 或者 本服务器 或 非集群模式
if ($this->name !== 'Main') {
$obj = new \stdClass();
$obj->_sys = true;
$obj->name = $this->name;
$obj->sid = Server::$serverId;
$obj->data = $data;
$data = $obj;
}
return $this->server->sendMessage($data, $workerId);
} else {
$client = Clusters\Client::getClient($serverGroup, $serverId, $workerId, true);
if (!$client) {
return false;
}
return $client->sendData('msg', $data, $this->name);
}
}
/**
* 发送响应
* @param $client_id
* @param \Swoole\Response $response
* @return unknown_type
*/
function response($client_id, $response)
{
if (!isset($response->head['Date'])) {
$response->head['Date'] = gmdate("D, d M Y H:i:s T");
}
if (!isset($response->head['Server'])) {
$response->head['Server'] = self::SOFTWARE;
}
if (!isset($response->head['KeepAlive'])) {
$response->head['KeepAlive'] = 'off';
}
if (!isset($response->head['Connection'])) {
$response->head['Connection'] = 'close';
}
if (!isset($response->head['Content-Length'])) {
$response->head['Content-Length'] = strlen($response->body);
}
$out = $response->head();
$out .= $response->body;
$this->server->send($client_id, $out);
}
function __construct($host, $port, $timeout = 30)
{
parent::__construct($host, $port, $timeout = 30);
}
/**
* 收到信息
*
* @param \Swoole\Server $server
* @param $fd
* @param $fromId
* @param $data
*/
public function onReceive($server, $fd, $fromId, $data)
{
$data = trim($data);
if ($data === '') {
return;
}
/**
* @var \Swoole\Server $server
*/
$tmp = @msgpack_unpack($data);
if (is_object($tmp) && $tmp instanceof \stdClass) {
$rpc = static::$defaultRPC;
if ($tmp->rpc) {
if (preg_match('#^[\\\\0-9a-z]+$#i', $tmp->rpc)) {
$rpc = $tmp->rpc;
}
}
/**
* @var RPC $rpc
*/
$key = $rpc::_getRpcKey();
if ($key) {
# 解密数据
$tmp = self::decryption($tmp, $key, $rpc);
if (false === $tmp) {
# 数据错误
$server->send($fd, '{"type":"close","code":0,"msg":"decryption fail."}' . static::$EOF);
$server->close($fd, $fromId);
\MyQEE\Server\Server::$instance->debug("register server decryption error, data: " . substr($data, 0, 256) . (strlen($data) > 256 ? '...' : ''));
return;
}
}
$data = $tmp;
unset($tmp);
if ('bind' === $data->type) {
if ($this->server->setting['dispatch_mode'] === 5 && is_int($data->id)) {
# 支持 worker 绑定
$this->server->bind($fd, $data->id);
}
return;
}
$data->rpc = $rpc;
if (in_array($this->server->setting['dispatch_mode'], [1, 3]) && ($workerNum = $this->server->setting['worker_num']) > 1) {
# 服务器是轮循或抢占模式, 每次请求的可能不是同一个 worker
$workerId = $fd % $workerNum;
if ($workerId !== $this->server->worker_id) {
# 发送给对应的进程去处理
$obj = new \stdClass();
$obj->type = 'call';
$obj->fd = $fd;
$obj->fromId = $fromId;
$obj->data = $data;
$this->sendMessage($data, $workerId);
return;
}
}
# 执行RPC调用
$this->call($fd, $fromId, $data);
} else {
\MyQEE\Server\Server::$instance->warn("rpc get error msgpack data: " . substr($data, 0, 256) . (strlen($data) > 256 ? '...' : ''));
$this->server->close($fd, $fromId);
return;
}
}
function daemonize()
{
$this->server->daemonize();
}
function task($task, $dstWorkerId = -1, $callback = null)
{
$this->server->task($task, $dstWorkerId = -1, $callback);
}
function setProtocol($protocol)
{
parent::setProtocol($protocol);
}
<?php
use Swoole\Server;
$serv = new Server("127.0.0.1", 9501);
$serv->on('receive', function (Server $serv, $fd, $from_id, $data) {
echo "[#" . $serv->worker_id . "]\tClient[{$fd}]: {$data}\n";
if ($serv->send($fd, "hello\n") == false) {
echo "error\n";
}
});
$serv->start();
function task($task, $dstWorkerId = -1)
{
$this->server->task($task, $dstWorkerId = -1);
}