8338630: Test java/nio/channels/DatagramChannel/SendReceiveMaxSize.java timeout

Reviewed-by: dfuchs, jpai, djelinski

Author: SendaoYan

test/lib/jdk/test/lib/NetworkConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -127,8 +127,8 @@ public static boolean isSameInterface(NetworkInterface ni1, NetworkInterface ni2
 
     public static boolean isTestable(NetworkInterface nif) {
         if (Platform.isOSX()) {
-            if (nif.getName().contains("awdl")) {
-                return false; // exclude awdl
+            if (nif.getName().contains("awdl") || nif.getName().contains("docker")) {
+                return false; // exclude awdl or docker
             }
             // filter out interfaces that only have link-local IPv6 addresses
             // on macOS interfaces like 'en6' fall in this category and
@@ -145,6 +145,13 @@ public static boolean isTestable(NetworkInterface nif) {
                 return false;
             }
         }
+
+        if (Platform.isLinux()) {
+            String dName = nif.getDisplayName();
+            if (dName != null && dName.contains("docker")) {
+                return false;
+            }
+        }
         return true;
     }