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238 lines (208 loc) · 8.12 KB
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<?php
declare(strict_types=1);
/**
* This file is part of Hyperf.
*
* @link https://www.hyperf.io
* @document https://hyperf.wiki
* @contact [email protected]
* @license https://github.com/hyperf/hyperf/blob/master/LICENSE
*/
namespace Hyperf\Server;
use Hyperf\Contract\MiddlewareInitializerInterface;
use Hyperf\Framework\Bootstrap;
use Hyperf\Framework\Event\BeforeMainServerStart;
use Hyperf\Framework\Event\BeforeServerStart;
use Hyperf\Server\Exception\RuntimeException;
use Psr\Container\ContainerInterface;
use Psr\EventDispatcher\EventDispatcherInterface;
use Psr\Log\LoggerInterface;
use Swoole\Http\Server as SwooleHttpServer;
use Swoole\Server as SwooleServer;
use Swoole\WebSocket\Server as SwooleWebSocketServer;
class Server implements ServerInterface
{
/**
* @var bool
*/
protected $enableHttpServer = false;
/**
* @var bool
*/
protected $enableWebsocketServer = false;
/**
* @var SwooleServer
*/
protected $server;
/**
* @var array
*/
protected $onRequestCallbacks = [];
/**
* @var LoggerInterface
*/
protected $logger;
/**
* @var ContainerInterface
*/
protected $container;
/**
* @var EventDispatcherInterface
*/
protected $eventDispatcher;
public function __construct(ContainerInterface $container, LoggerInterface $logger, EventDispatcherInterface $dispatcher)
{
$this->container = $container;
$this->logger = $logger;
$this->eventDispatcher = $dispatcher;
}
public function init(ServerConfig $config): ServerInterface
{
$this->initServers($config);
return $this;
}
public function start()
{
$this->server->start();
}
public function getServer()
{
return $this->server;
}
protected function initServers(ServerConfig $config)
{
$servers = $this->sortServers($config->getServers());
foreach ($servers as $server) {
$name = $server->getName();
$type = $server->getType();
$host = $server->getHost();
$port = $server->getPort();
$sockType = $server->getSockType();
$callbacks = $server->getCallbacks();
if (! $this->server instanceof SwooleServer) {
$this->server = $this->makeServer($type, $host, $port, $config->getMode(), $sockType);
$callbacks = array_replace($this->defaultCallbacks(), $config->getCallbacks(), $callbacks);
$this->registerSwooleEvents($this->server, $callbacks, $name);
$this->server->set(array_replace($config->getSettings(), $server->getSettings()));
ServerManager::add($name, [$type, current($this->server->ports)]);
if (class_exists(BeforeMainServerStart::class)) {
// Trigger BeforeMainServerStart event, this event only trigger once before main server start.
$this->eventDispatcher->dispatch(new BeforeMainServerStart($this->server, $config->toArray()));
}
} else {
/** @var bool|\Swoole\Server\Port $slaveServer */
$slaveServer = $this->server->addlistener($host, $port, $sockType);
if (! $slaveServer) {
throw new \RuntimeException("Failed to listen server port [{$host}:{$port}]");
}
$server->getSettings() && $slaveServer->set(array_replace($config->getSettings(), $server->getSettings()));
$this->registerSwooleEvents($slaveServer, $callbacks, $name);
ServerManager::add($name, [$type, $slaveServer]);
}
// Trigger beforeStart event.
if (isset($callbacks[Event::ON_BEFORE_START])) {
[$class, $method] = $callbacks[Event::ON_BEFORE_START];
if ($this->container->has($class)) {
$this->container->get($class)->{$method}();
}
}
if (class_exists(BeforeServerStart::class)) {
// Trigger BeforeServerStart event.
$this->eventDispatcher->dispatch(new BeforeServerStart($name));
}
}
}
/**
* @param Port[] $servers
* @return Port[]
*/
protected function sortServers(array $servers)
{
$sortServers = [];
foreach ($servers as $server) {
switch ($server->getType() ?? 0) {
case ServerInterface::SERVER_HTTP:
$this->enableHttpServer = true;
if (! $this->enableWebsocketServer) {
array_unshift($sortServers, $server);
} else {
$sortServers[] = $server;
}
break;
case ServerInterface::SERVER_WEBSOCKET:
$this->enableWebsocketServer = true;
array_unshift($sortServers, $server);
break;
default:
$sortServers[] = $server;
break;
}
}
return $sortServers;
}
protected function makeServer(int $type, string $host, int $port, int $mode, int $sockType)
{
switch ($type) {
case ServerInterface::SERVER_HTTP:
return new SwooleHttpServer($host, $port, $mode, $sockType);
case ServerInterface::SERVER_WEBSOCKET:
return new SwooleWebSocketServer($host, $port, $mode, $sockType);
case ServerInterface::SERVER_BASE:
return new SwooleServer($host, $port, $mode, $sockType);
}
throw new RuntimeException('Server type is invalid.');
}
/**
* @param \Swoole\Server\Port|SwooleServer $server
*/
protected function registerSwooleEvents($server, array $events, string $serverName): void
{
foreach ($events as $event => $callback) {
if (! Event::isSwooleEvent($event)) {
continue;
}
if (is_array($callback)) {
[$className, $method] = $callback;
if (array_key_exists($className . $method, $this->onRequestCallbacks)) {
$this->logger->warning(sprintf('%s will be replaced by %s. Each server should have its own onRequest callback. Please check your configs.', $this->onRequestCallbacks[$className . $method], $serverName));
}
$this->onRequestCallbacks[$className . $method] = $serverName;
$class = $this->container->get($className);
if (method_exists($class, 'setServerName')) {
// Override the server name.
$class->setServerName($serverName);
}
if ($class instanceof MiddlewareInitializerInterface) {
$class->initCoreMiddleware($serverName);
}
$callback = [$class, $method];
}
$server->on($event, $callback);
}
}
protected function defaultCallbacks()
{
$hasCallback = class_exists(Bootstrap\StartCallback::class)
&& class_exists(Bootstrap\ManagerStartCallback::class)
&& class_exists(Bootstrap\WorkerStartCallback::class);
if ($hasCallback) {
$callbacks = [
Event::ON_MANAGER_START => [Bootstrap\ManagerStartCallback::class, 'onManagerStart'],
Event::ON_WORKER_START => [Bootstrap\WorkerStartCallback::class, 'onWorkerStart'],
Event::ON_WORKER_STOP => [Bootstrap\WorkerStopCallback::class, 'onWorkerStop'],
Event::ON_WORKER_EXIT => [Bootstrap\WorkerExitCallback::class, 'onWorkerExit'],
];
if ($this->server->mode === SWOOLE_BASE) {
return $callbacks;
}
return array_merge([
Event::ON_START => [Bootstrap\StartCallback::class, 'onStart'],
], $callbacks);
}
return [
Event::ON_WORKER_START => function (SwooleServer $server, int $workerId) {
printf('Worker %d started.' . PHP_EOL, $workerId);
},
];
}
}