perform connection callbacks

app/Server/Connections/ConnectionManager.php

@@ -74,9 +74,20 @@ class ConnectionManager implements ConnectionManagerContract
 
         $this->logger->logSubdomain($storedConnection->authToken, $storedConnection->subdomain);
 
+        $this->performConnectionCallback($storedConnection);
+
         return $storedConnection;
     }
 
+    protected function performConnectionCallback(ControlConnection $connection)
+    {
+        $connectionCallback = config('expose.admin.connection_callback');
+
+        if ($connectionCallback !== null && class_exists($connectionCallback)) {
+            app($connectionCallback)->handle($connection);
+        }
+    }
+
     public function storeTcpConnection(int $port, ConnectionInterface $connection): ControlConnection
     {
         $clientId = (string) uniqid();

config/expose.php

@@ -299,6 +299,17 @@ return [
         */
         'subdomain_generator' => \App\Server\SubdomainGenerator\RandomSubdomainGenerator::class,
 
+        /*
+        |--------------------------------------------------------------------------
+        | Connection Callback
+        |--------------------------------------------------------------------------
+        |
+        | This is a callback method that will be called when a new connection is
+        | established.
+        |
+        */
+        'connection_callback' => null,
+
         /*
         |--------------------------------------------------------------------------
         | Users