74 lines
2.5 KiB
Java
74 lines
2.5 KiB
Java
/*
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* Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test 1.1 05/01/05
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* @bug 6206527
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* @summary "cannot assign address" when binding ServerSocket on Suse 9
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*/
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import java.net.*;
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import java.util.*;
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public class B6206527 {
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public static void main (String[] args) throws Exception {
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Inet6Address addr = getLocalAddr();
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if (addr == null) {
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System.out.println ("Could not find a link-local address");
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return;
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}
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ServerSocket ss = new ServerSocket();
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System.out.println ("trying LL addr: " + addr);
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ss.bind(new InetSocketAddress(addr, 0));
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// need to remove the %scope suffix
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addr = (Inet6Address)InetAddress.getByAddress (
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addr.getAddress()
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);
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System.out.println ("trying LL addr: " + addr);
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ss = new ServerSocket();
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ss.bind(new InetSocketAddress(addr, 0));
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}
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public static Inet6Address getLocalAddr () throws Exception {
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Enumeration e = NetworkInterface.getNetworkInterfaces();
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while (e.hasMoreElements()) {
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NetworkInterface ifc = (NetworkInterface) e.nextElement();
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Enumeration addrs = ifc.getInetAddresses();
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while (addrs.hasMoreElements()) {
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InetAddress a = (InetAddress)addrs.nextElement();
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if (a instanceof Inet6Address) {
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Inet6Address ia6 = (Inet6Address) a;
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if (ia6.isLinkLocalAddress()) {
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return ia6;
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}
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}
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}
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}
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return null;
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}
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}
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