--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/net/DatagramSocket/B6411513.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2006, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 6411513
+ * @summary java.net.DatagramSocket.receive: packet isn't received
+ */
+
+import java.net.*;
+import java.util.*;
+
+public class B6411513 {
+
+ public static void main( String[] args ) throws Exception {
+ Enumeration<NetworkInterface> nics = NetworkInterface.getNetworkInterfaces();
+ while (nics.hasMoreElements()) {
+ NetworkInterface nic = nics.nextElement();
+ if (nic.isUp() && !nic.isVirtual()) {
+ Enumeration<InetAddress> addrs = nic.getInetAddresses();
+ while (addrs.hasMoreElements()) {
+ InetAddress addr = addrs.nextElement();
+
+ // Currently, seems there's a bug on Linux that one is
+ // unable to get IPv6 datagrams to be received by an
+ // IPv6 socket bound to any address except ::1. So filter
+ // out IPv6 address here. The test should be revisited
+ // later when aforementioned bug gets fixed.
+ if (addr instanceof Inet4Address) {
+ System.out.printf("%s : %s\n", nic.getName(), addr);
+ testConnectedUDP(addr);
+ }
+ }
+ }
+ }
+ }
+
+
+ /*
+ * Connect a UDP socket, disconnect it, then send and recv on it.
+ * It will fail on Linux if we don't silently bind(2) again at the
+ * end of DatagramSocket.disconnect().
+ */
+ private static void testConnectedUDP(InetAddress addr) throws Exception {
+ try {
+ DatagramSocket s = new DatagramSocket(0, addr);
+ DatagramSocket ss = new DatagramSocket(0, addr);
+ System.out.print("\tconnect...");
+ s.connect(ss.getLocalAddress(), ss.getLocalPort());
+ System.out.print("disconnect...");
+ s.disconnect();
+
+ byte[] data = { 0, 1, 2 };
+ DatagramPacket p = new DatagramPacket(data, data.length,
+ s.getLocalAddress(), s.getLocalPort());
+ s.setSoTimeout( 10000 );
+ System.out.print("send...");
+ s.send( p );
+ System.out.print("recv...");
+ s.receive( p );
+ System.out.println("OK");
+
+ ss.close();
+ s.close();
+ } catch( Exception e ){
+ e.printStackTrace();
+ throw e;
+ }
+ }
+}