eee

Abstracts/TraitServer.php

@@ -49,9 +49,7 @@ trait TraitServer
         $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 && $masterPid !== getmypid()) {
+            if (!$this->shouldHandleSigint()) {
                 return;
             }
 
@@ -62,6 +60,81 @@ trait TraitServer
         }
     }
 
+
+    private function shouldHandleSigint(): bool
+    {
+        $currentPid = getmypid();
+        if ($this->isMasterProcess($currentPid)) {
+            return true;
+        }
+
+        $masterPid = $this->getVerifiedPidFileMasterPid();
+        return $masterPid !== null && $masterPid === $currentPid;
+    }
+
+
+    private function getVerifiedPidFileMasterPid(): ?int
+    {
+        $pidFile = function_exists('storage') ? storage('.swoole.pid') : '';
+        if (!is_file($pidFile)) {
+            return null;
+        }
+
+        $pid = (int)trim((string)file_get_contents($pidFile));
+        if ($pid <= 1 || !$this->isProcessAlive($pid) || !$this->isSameAppProcess($pid) || !$this->isMasterProcess($pid)) {
+            return null;
+        }
+
+        return $pid;
+    }
+
+
+    private function isMasterProcess(int $pid): bool
+    {
+        $command = $this->getProcessCommand($pid);
+        if ($command === '') {
+            return false;
+        }
+
+        $prefix = '[' . config('site.id', 'system-service') . '].Master[';
+        return str_contains($command, $prefix);
+    }
+
+
+    private function getProcessCommand(int $pid): string
+    {
+        $command = @file_get_contents('/proc/' . $pid . '/cmdline');
+        if (!is_string($command) || $command === '') {
+            return '';
+        }
+
+        return str_replace("\0", ' ', $command);
+    }
+
+
+    private function isSameAppProcess(int $pid): bool
+    {
+        $cwd = @readlink('/proc/' . $pid . '/cwd');
+        if ($cwd === false || $cwd === '') {
+            return false;
+        }
+
+        return $this->normalizePath($cwd) === $this->normalizePath(APP_PATH);
+    }
+
+
+    private function normalizePath(string $path): string
+    {
+        $real = realpath($path) ?: $path;
+        return rtrim(str_replace('\\', '/', $real), '/');
+    }
+
+
+    private function isProcessAlive(int $pid): bool
+    {
+        return $pid > 1 && @Process::kill($pid, 0);
+    }
+
     /**
      * @param $signal
      * @param $callback