98 lines
4.1 KiB
Java
98 lines
4.1 KiB
Java
/*
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* Copyright (c) 2016, 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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/* @test
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* @bug 8134577
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* @summary Test the internal NameService implementation which is enabled via
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* the system property jdk.net.hosts.file. This property specifies
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* a file name that contains address host mappings, similar to those in
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* /etc/hosts file. TestHosts-III file exist, with a set of ipv4 and ipv6
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* mappings
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* @run main/othervm -Dsun.net.inetaddr.ttl=0 InternalNameServiceWithHostsFileTest
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*/
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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import java.util.Arrays;
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public class InternalNameServiceWithHostsFileTest {
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public static void main(String args[]) throws Exception {
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// System.getProperty("test.src", ".");
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String hostsFileName = System.getProperty("test.src", ".")
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+ "/TestHosts-III";
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System.setProperty("jdk.net.hosts.file", hostsFileName);
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System.setProperty("sun.net.inetaddr.ttl", "0");
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// fe80::1
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byte[] expectedIpv6Address = { (byte) 0xfe, (byte) 0x80, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 1 };
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// fe00::0
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byte[] expectedIpv6LocalAddress = { (byte) 0xfe, (byte) 0x00, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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// 10.2.3.4
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byte[] expectedIpv4Address = { 10, 2, 3, 4 };
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//
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byte[] expectedIpv6LocalhostAddress = { 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 1 };
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try {
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// 10.2.3.4 testHost.testDomain
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testHostsMapping(expectedIpv4Address, "testHost.testDomain");
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// ::1 ip6-localhost ip6-loopback
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testHostsMapping(expectedIpv6LocalhostAddress, "ip6-localhost");
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// fe00::0 ip6-localnet
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testHostsMapping(expectedIpv6LocalAddress, "ip6-localnet");
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// fe80::1 link-local-host
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testHostsMapping(expectedIpv6Address, "link-local-host");
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} catch (UnknownHostException uhEx) {
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System.out.println("UHE unexpected caught == " + uhEx.getMessage());
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}
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}
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private static void testHostsMapping(byte[] expectedIpAddress, String hostName)
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throws UnknownHostException {
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InetAddress testAddress;
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byte[] rawIpAddress;
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testAddress = InetAddress.getByName(hostName);
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System.out
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.println("############################ InetAddress == "
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+ testAddress);
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rawIpAddress = testAddress.getAddress();
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if (!Arrays.equals(rawIpAddress, expectedIpAddress)) {
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System.out.println("retrieved address == "
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+ Arrays.toString(rawIpAddress)
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+ " not equal to expected address == "
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+ Arrays.toString(expectedIpAddress));
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throw new RuntimeException(
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"retrieved address not equal to expected address");
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}
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System.out.println("retrieved address == "
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+ Arrays.toString(rawIpAddress)
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+ " equal to expected address == "
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+ Arrays.toString(expectedIpAddress));
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}
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}
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