test/jdk/java/net/Socket/LinkLocal.java
changeset 47216 71c04702a3d5
parent 45467 99c87a16a8e4
child 49431 5812849b5027
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/net/Socket/LinkLocal.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2001, 2010, 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 4469866
+ * @summary Connecting to a link-local IPv6 address should not
+ *          causes a SocketException to be thrown.
+ * @library /test/lib
+ * @build jdk.test.lib.NetworkConfiguration
+ *        jdk.test.lib.Platform
+ * @run main LinkLocal
+ */
+
+import jdk.test.lib.NetworkConfiguration;
+
+import java.net.*;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class LinkLocal {
+
+    static int testCount = 0;
+    static int failed = 0;
+
+    static void TcpTest(InetAddress ia) throws Exception {
+        System.out.println("**************************************");
+        testCount++;
+        System.out.println("Test " + testCount + ": TCP connect to " + ia);
+
+        /*
+         * Create ServerSocket on wildcard address and then
+         * try to connect Socket to link-local address.
+         */
+        ServerSocket ss = new ServerSocket(0);
+
+        Socket s = new Socket();
+        try {
+            s.connect(new InetSocketAddress(ia, ss.getLocalPort()));
+
+            System.out.println("Test passed - connection established.");
+
+            // connection was established so accept it
+            Socket s2 = ss.accept();
+            s2.close();
+        } catch (SocketException e) {
+            failed++;
+            System.out.println("Test failed: " + e);
+        } finally {
+            s.close();
+            ss.close();
+        }
+    }
+
+    static void UdpTest(InetAddress ia, boolean connected) throws Exception {
+
+        System.out.println("**************************************");
+        testCount++;
+
+        if (connected) {
+            System.out.println("Test " + testCount + ": UDP connect to " + ia);
+        } else {
+            System.out.println("Test " + testCount + ": UDP send to " + ia);
+        }
+
+        DatagramSocket ds1 = new DatagramSocket();
+        DatagramSocket ds2 = new DatagramSocket();
+
+        try {
+            byte b[] = "Hello".getBytes();
+            DatagramPacket p = new DatagramPacket(b, b.length);
+
+            if (connected) {
+                ds1.connect( new InetSocketAddress(ia, ds2.getLocalPort()) );
+                System.out.println("DatagramSocket connected.");
+            } else {
+                p.setAddress(ia);
+                p.setPort(ds2.getLocalPort());
+            }
+            ds1.send(p);
+            System.out.println("Packet has been sent.");
+
+            ds2.setSoTimeout(5000);
+            ds2.receive(p);
+            System.out.println("Test passed - packet received.");
+        } catch (SocketException e) {
+            failed++;
+            System.out.println("Test failed: " + e);
+        } finally {
+            ds1.close();
+            ds2.close();
+        }
+    }
+
+    static void TestAddress(InetAddress ia) throws Exception {
+        TcpTest(ia);
+        UdpTest(ia, true);      /* unconnected */
+        UdpTest(ia, false);     /* connected */
+    }
+
+    public static void main(String args[]) throws Exception {
+
+        /*
+         * If an argument is provided ensure that it's
+         * a link-local IPv6 address.
+         */
+        if (args.length > 0) {
+            InetAddress ia = InetAddress.getByName(args[0]);
+
+            if ( !(ia instanceof Inet6Address) ||
+                !ia.isLinkLocalAddress()) {
+                throw new Exception(ia +
+                        " is not a link-local IPv6 address");
+            }
+
+            TestAddress(ia);
+        }
+
+        /*
+         * If no argument is provided then enumerate the
+         * local addresses and run the test on each link-local
+         * IPv6 address.
+         */
+        if (args.length == 0) {
+            List<Inet6Address> addrs = NetworkConfiguration.probe()
+                    .ip6Addresses()
+                    .filter(Inet6Address::isLinkLocalAddress)
+                    .collect(Collectors.toList());
+
+            for (Inet6Address addr : addrs) {
+                TestAddress(addr);
+            }
+        }
+
+        /*
+         * Print results
+         */
+        if (testCount == 0) {
+            System.out.println("No link-local IPv6 addresses - test skipped!");
+        } else {
+            System.out.println("**************************************");
+            System.out.println(testCount + " test(s) executed, " +
+                failed + " failed.");
+            if (failed > 0) {
+                throw new Exception( failed + " test(s) failed.");
+            }
+        }
+    }
+}