1 /* 2 * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 1.1 05/01/05 26 * @bug 6206527 27 * @summary "cannot assign address" when binding ServerSocket on Suse 9 28 */ 29 30 import java.net.*; 31 import java.util.*; 32 33 public class B6206527 { 34 35 public static void main (String[] args) throws Exception { 36 Inet6Address addr = getLocalAddr(); 37 if (addr == null) { 38 System.out.println ("Could not find a link-local address"); 39 return; 40 } 41 42 ServerSocket ss = new ServerSocket(); 43 System.out.println ("trying LL addr: " + addr); 44 ss.bind(new InetSocketAddress(addr, 0)); 45 46 // need to remove the %scope suffix 47 addr = (Inet6Address)InetAddress.getByAddress ( 48 addr.getAddress() 49 ); 50 51 System.out.println ("trying LL addr: " + addr); 52 ss = new ServerSocket(); 53 ss.bind(new InetSocketAddress(addr, 0)); 54 } 55 56 public static Inet6Address getLocalAddr () throws Exception { 57 Enumeration e = NetworkInterface.getNetworkInterfaces(); 58 while (e.hasMoreElements()) { 59 NetworkInterface ifc = (NetworkInterface) e.nextElement(); 60 Enumeration addrs = ifc.getInetAddresses(); 61 while (addrs.hasMoreElements()) { 62 InetAddress a = (InetAddress)addrs.nextElement(); 63 if (a instanceof Inet6Address) { 64 Inet6Address ia6 = (Inet6Address) a; 65 if (ia6.isLinkLocalAddress()) { 66 return ia6; 67 } 68 } 69 } 70 } 71 return null; 72 } 73 }