104 lines
4.0 KiB
Java
104 lines
4.0 KiB
Java
/*
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* Copyright (c) 2012, 2013, 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 8004502
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* @summary Sanity check to ensure that Kerberos cipher suites cannot be
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* negotiated when running on a compact profile that does not include Kerberos
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*/
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import java.net.*;
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import java.util.*;
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import javax.net.ssl.*;
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public class NoKerberos {
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static final List<String> KERBEROS_CIPHER_SUITES = Arrays.asList(
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"TLS_KRB5_WITH_RC4_128_SHA",
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"TLS_KRB5_WITH_RC4_128_MD5",
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"TLS_KRB5_WITH_3DES_EDE_CBC_SHA",
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"TLS_KRB5_WITH_3DES_EDE_CBC_MD5",
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"TLS_KRB5_WITH_DES_CBC_SHA",
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"TLS_KRB5_WITH_DES_CBC_MD5",
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"TLS_KRB5_EXPORT_WITH_RC4_40_SHA",
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"TLS_KRB5_EXPORT_WITH_RC4_40_MD5",
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"TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA",
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"TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"
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);
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/**
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* Checks that the given array of supported cipher suites does not include
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* any Kerberos cipher suites.
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*/
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static void checkNotSupported(String[] supportedSuites) {
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for (String suites: supportedSuites) {
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if (KERBEROS_CIPHER_SUITES.contains(suites)) {
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throw new RuntimeException("Supported list of cipher suites " +
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" should not include Kerberos cipher suites");
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}
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}
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}
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public static void main(String[] args) throws Exception {
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try {
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Class.forName("javax.security.auth.kerberos.KerberosPrincipal");
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System.out.println("Kerberos is present, nothing to test");
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return;
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} catch (ClassNotFoundException okay) { }
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// test SSLSocket
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try (Socket s = SSLSocketFactory.getDefault().createSocket()) {
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SSLSocket sslSocket = (SSLSocket)s;
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checkNotSupported(sslSocket.getSupportedCipherSuites());
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// attempt to enable each of the Kerberos cipher suites
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for (String kcs: KERBEROS_CIPHER_SUITES) {
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String[] suites = { kcs };
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try {
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sslSocket.setEnabledCipherSuites(suites);
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throw new RuntimeException("SSLSocket.setEnabledCipherSuitessuites allowed " +
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kcs + " but Kerberos not supported");
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} catch (IllegalArgumentException expected) { }
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}
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}
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// test SSLServerSocket
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try (ServerSocket ss = SSLServerSocketFactory.getDefault().createServerSocket()) {
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SSLServerSocket sslSocket = (SSLServerSocket)ss;
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checkNotSupported(sslSocket.getSupportedCipherSuites());
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// attempt to enable each of the Kerberos cipher suites
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for (String kcs: KERBEROS_CIPHER_SUITES) {
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String[] suites = { kcs };
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try {
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sslSocket.setEnabledCipherSuites(suites);
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throw new RuntimeException("SSLSocket.setEnabledCipherSuitessuites allowed " +
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kcs + " but Kerberos not supported");
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} catch (IllegalArgumentException expected) { }
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}
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}
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}
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}
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