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Abstracts/AsyncServer.php

@@ -9,7 +9,6 @@ use Kiri\Exception\NotFindClassException;
 use Kiri\Server\Config as SConfig;
 use Kiri\Server\Constant;
 use Kiri\Server\Events\OnServerBeforeStart;
-use Kiri\Server\Events\OnShutdown;
 use Kiri\Server\Handler\OnServer;
 use Kiri\Server\Processes\TraitProcess;
 use Kiri\Server\ServerInterface;
@@ -32,6 +31,8 @@ class AsyncServer extends Component implements ServerInterface
 	 */
 	private ?Server $server = null;
 
+	private bool $shuttingDown = false;
+
 
 	/**
 	 * @param array $service
@@ -61,14 +62,18 @@ class AsyncServer extends Component implements ServerInterface
 	 */
 	public function shutdown(): bool
 	{
-		$this->server->shutdown();
+		if ($this->shuttingDown) {
+			return true;
+		}
+		$this->shuttingDown = true;
 
-		$this->dispatch->dispatch(new OnShutdown);
+		if ($this->server !== null) {
+			$this->server->shutdown();
+		}
 
 		return true;
 	}
 
-
 	/**
 	 * @param array $service
 	 * @param int   $daemon

Abstracts/FileWatcher.php

@@ -245,15 +245,38 @@ class FileWatcher extends AbstractProcess implements OnProcessInterface
 			di(HotReloadState::class)->store($changedFiles);
 			di(StdoutLogger::class)->println('detected file changes, reloading server: ' . $preview);
 
-			$server = di(ServerInterface::class);
+			if (!$this->reloadWorkers()) {
-			if (method_exists($server, 'reload')) {
+				di(StdoutLogger::class)->println('reload server failed: master pid not found or signal failed');
-				$server->reload();
 			}
 		} finally {
 			$this->reloading = false;
 		}
 	}
 
+	private function reloadWorkers(): bool
+	{
+		$pid = $this->getMasterPid();
+		if ($pid === null) {
+			return false;
+		}
+
+		return Process::kill($pid, SIGUSR1);
+	}
+
+	private function getMasterPid(): ?int
+	{
+		$pidFile = function_exists('storage') ? storage('.swoole.pid') : '';
+		if (!is_file($pidFile)) {
+			return null;
+		}
+
+		$pid = (int)trim((string)file_get_contents($pidFile));
+		if ($pid <= 1 || !Process::kill($pid, 0)) {
+			return null;
+		}
+
+		return $pid;
+	}
 	private function startInotify(): void
 	{
 		$this->inotifyFd = inotify_init();

Abstracts/HotReload.php

@@ -7,7 +7,6 @@ use Kiri\Error\StdoutLogger;
 use Kiri\Events\EventProvider;
 use Kiri\Router\Router;
 use Kiri\Server\Events\OnWorkerStart;
-use Kiri\Server\ServerInterface;
 use Psr\Log\LoggerInterface;
 use Swoole\Event;
 use Swoole\Process;
@@ -116,7 +115,9 @@ class HotReload extends AbstractProcess
         di(StdoutLogger::class)->println('reloading server[' . \config('site.id', 'system-service') . '], please waite.');
 
         $this->clear();
-        di(ServerInterface::class)->reload();
+        if (!$this->reloadWorkers()) {
+            di(StdoutLogger::class)->println('reload server failed: master pid not found or signal failed');
+        }
         $this->addListen();
 
         $this->reloading = false;
@@ -126,6 +127,30 @@ class HotReload extends AbstractProcess
     /**
      * @return void
      */
+    private function reloadWorkers(): bool
+    {
+        $pid = $this->getMasterPid();
+        if ($pid === null) {
+            return false;
+        }
+
+        return Process::kill($pid, SIGUSR1);
+    }
+
+    private function getMasterPid(): ?int
+    {
+        $pidFile = function_exists('storage') ? storage('.swoole.pid') : '';
+        if (!is_file($pidFile)) {
+            return null;
+        }
+
+        $pid = (int)trim((string)file_get_contents($pidFile));
+        if ($pid <= 1 || !Process::kill($pid, 0)) {
+            return null;
+        }
+
+        return $pid;
+    }
     protected function addListen(): void
     {
         foreach (config('servers.reload.listen') as $value) {

Abstracts/TraitServer.php

@@ -42,15 +42,26 @@ trait TraitServer
      */
     public function onSigint($no, array $signInfo): void
     {
+        static $handling = false;
+        if ($handling) {
+            return;
+        }
+        $handling = true;
+
         try {
+            $pidFile = function_exists('storage') ? storage('.swoole.pid') : '';
+            $masterPid = is_file($pidFile) ? (int)trim((string)file_get_contents($pidFile)) : 0;
+            if ($masterPid > 1 && $masterPid !== getmypid()) {
+                return;
+            }
+
             Kiri::getLogger()->alert('Pid ' . getmypid() . ' get signo ' . $no);
             $this->shutdown();
         } catch (\Throwable $exception) {
-			\Kiri::getLogger()->json_log($exception);
+            \Kiri::getLogger()->json_log($exception);
         }
     }
 
-
     /**
      * @param $signal
      * @param $callback

Processes/AbstractProcess.php

@@ -6,6 +6,7 @@ namespace Kiri\Server\Processes;
 use Swoole\Coroutine;
 use Swoole\Process;
 use const SIGHUP;
+use const SIGINT;
 use const SIGTERM;
 
 /**
@@ -133,7 +134,8 @@ abstract class AbstractProcess implements OnProcessInterface
             Coroutine::set($array);
             Coroutine::create(fn() => $this->coroutineWaitSignal());
         } else {
-            $process::signal(SIGTERM | SIGINT | SIGUSR1, [$this, 'pointWaitSignal']);
+            $process::signal(SIGTERM, [$this, 'pointWaitSignal']);
+            $process::signal(SIGINT, [$this, 'pointWaitSignal']);
         }
         return $this;
     }

ServerCommand.php

@@ -133,12 +133,15 @@ class ServerCommand extends Command
     protected function start(InputInterface $input): int
     {
         $this->asyncServer->addProcess(config('process', []));
-        if (\config('servers.reload.hot', false) === true) {
+        $hotReload = \config('servers.reload.hot', false) === true;
+        if ($hotReload) {
             $this->asyncServer->addProcess([FileWatcher::class]);
         }
-        // Master 进程在 fork 前完成首次扫描，Worker 启动时不再重复全量扫描
+        if (!$hotReload) {
-        // 避免每个 Worker 独立执行 opcache_compile_file + invalidateClasses 造成 OOM
+            // 非热更模式可在 Master 进程预扫描，Worker 通过 fork 继承扫描结果。
-        di(Router::class)->scan_build_route();
+            // 热更模式必须让新 Worker 自己加载业务类，避免继承旧类定义后无法重新声明。
+            di(Router::class)->scan_build_route();
+        }
         $this->asyncServer->initCoreServers(config('servers.server', []), (int)$input->getOption('daemon'));
         $this->asyncServer->start();
         return 1;

State.php

@@ -31,9 +31,13 @@ class State extends Component
      */
     public function isRunner(): bool
     {
+        if ($this->getPidFilePid() !== null || $this->getNamedServerPids() !== []) {
+            return true;
+        }
+
         $ports = $this->sortService($this->servers);
         foreach ($ports as $config) {
-            if (checkPortIsAlready($config['port'])) {
+            if (checkPortIsAlready($config->port)) {
                 return true;
             }
         }
@@ -47,13 +51,161 @@ class State extends Component
      */
     public function exit($port): void
     {
-        if (!($pid = checkPortIsAlready($port))) {
+        $pids = $this->collectStopPids((int)$port);
+        if ($pids === []) {
             return;
         }
-        while (checkPortIsAlready($port)) {
+
-            Process::kill($pid, 0) && Process::kill($pid, SIGTERM);
+        $this->terminatePids($pids, SIGTERM, 30);
-            usleep(300);
+
+        $remaining = array_values(array_filter($pids, [$this, 'isProcessAlive']));
+        if ($remaining !== []) {
+            $this->terminatePids($remaining, SIGKILL, 10);
+        }
+
+        if (!checkPortIsAlready((int)$port)) {
+            @unlink(storage('.swoole.pid'));
         }
     }
 
+
+    private function collectStopPids(int $port): array
+    {
+        $pids = [];
+
+        $pidFilePid = $this->getPidFilePid();
+        if ($pidFilePid !== null) {
+            $pids[] = $pidFilePid;
+            $pids = array_merge($pids, $this->getDescendantPids($pidFilePid));
+        }
+
+        $pids = array_merge($pids, $this->getNamedServerPids());
+
+        $portPid = checkPortIsAlready($port);
+        if ($portPid !== false) {
+            $pids[] = (int)$portPid;
+            $pids = array_merge($pids, $this->getDescendantPids((int)$portPid));
+        }
+
+        $currentPid = getmypid();
+        $pids = array_values(array_unique(array_filter(array_map('intval', $pids), function (int $pid) use ($currentPid) {
+            return $pid > 1 && $pid !== $currentPid;
+        })));
+        rsort($pids);
+
+        return $pids;
+    }
+
+
+    private function terminatePids(array $pids, int $signal, int $rounds): void
+    {
+        for ($i = 0; $i < $rounds; $i++) {
+            $alive = false;
+            foreach ($pids as $pid) {
+                if (!$this->isProcessAlive($pid)) {
+                    continue;
+                }
+                $alive = true;
+                @Process::kill($pid, $signal);
+            }
+
+            if (!$alive) {
+                return;
+            }
+
+            usleep(100000);
+        }
+    }
+
+
+    private function getPidFilePid(): ?int
+    {
+        $pidFile = storage('.swoole.pid');
+        if (!is_file($pidFile)) {
+            return null;
+        }
+
+        $pid = (int)trim((string)file_get_contents($pidFile));
+        if ($pid <= 1 || !$this->isProcessAlive($pid)) {
+            return null;
+        }
+
+        return $pid;
+    }
+
+
+    private function getDescendantPids(int $parentPid): array
+    {
+        $processes = $this->listProcesses();
+        $children = [];
+        foreach ($processes as $process) {
+            $children[(int)$process['ppid']][] = (int)$process['pid'];
+        }
+
+        $result = [];
+        $stack = [$parentPid];
+        while ($stack !== []) {
+            $pid = array_pop($stack);
+            foreach ($children[$pid] ?? [] as $childPid) {
+                $result[] = $childPid;
+                $stack[] = $childPid;
+            }
+        }
+
+        return $result;
+    }
+
+
+    private function getNamedServerPids(): array
+    {
+        $siteId = '[' . config('site.id', 'system-service') . ']';
+        $pids = [];
+        foreach ($this->listProcesses() as $process) {
+            $command = $process['command'];
+            if (!str_contains($command, $siteId)) {
+                continue;
+            }
+            if (!preg_match('/\\]\\..+\\[[0-9]+\\]/', $command)) {
+                continue;
+            }
+            $pids[] = (int)$process['pid'];
+        }
+
+        return $pids;
+    }
+
+
+    private function listProcesses(): array
+    {
+        $lines = [];
+        exec('ps -eo pid=,ppid=,args=', $lines);
+
+        $processes = [];
+        foreach ($lines as $line) {
+            $line = trim($line);
+            if ($line === '') {
+                continue;
+            }
+
+            $parts = preg_split('/\s+/', $line, 3);
+            if (count($parts) < 3) {
+                continue;
+            }
+
+            $processes[] = [
+                'pid' => (int)$parts[0],
+                'ppid' => (int)$parts[1],
+                'command' => $parts[2],
+            ];
+        }
+
+        return $processes;
+    }
+
+
+    private function isProcessAlive(int $pid): bool
+    {
+        return $pid > 1 && @Process::kill($pid, 0);
+    }
+
 }