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99 lines
3.3 KiB
Java
99 lines
3.3 KiB
Java
/*
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* Copyright (c) 2009, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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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package sun.security.ssl.krb5;
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import java.security.AccessControlContext;
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import java.security.Permission;
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import java.security.Principal;
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import javax.crypto.SecretKey;
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import javax.security.auth.Subject;
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import javax.security.auth.kerberos.KerberosKey;
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import javax.security.auth.kerberos.ServicePermission;
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import javax.security.auth.login.LoginException;
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import sun.security.jgss.GSSCaller;
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import sun.security.jgss.krb5.Krb5Util;
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import sun.security.krb5.PrincipalName;
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import sun.security.ssl.Krb5Proxy;
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/**
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* An implementatin of Krb5Proxy that simply delegates to the appropriate
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* Kerberos APIs.
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*/
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public class Krb5ProxyImpl implements Krb5Proxy {
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public Krb5ProxyImpl() { }
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@Override
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public Subject getClientSubject(AccessControlContext acc)
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throws LoginException {
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return Krb5Util.getSubject(GSSCaller.CALLER_SSL_CLIENT, acc);
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}
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@Override
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public Subject getServerSubject(AccessControlContext acc)
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throws LoginException {
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return Krb5Util.getSubject(GSSCaller.CALLER_SSL_SERVER, acc);
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}
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@Override
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public SecretKey[] getServerKeys(AccessControlContext acc)
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throws LoginException {
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return Krb5Util.getKeys(GSSCaller.CALLER_SSL_SERVER, null, acc);
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}
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@Override
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public String getServerPrincipalName(SecretKey kerberosKey) {
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return ((KerberosKey)kerberosKey).getPrincipal().getName();
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}
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@Override
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public String getPrincipalHostName(Principal principal) {
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if (principal == null) {
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return null;
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}
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String hostName = null;
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try {
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PrincipalName princName =
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new PrincipalName(principal.getName(),
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PrincipalName.KRB_NT_SRV_HST);
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String[] nameParts = princName.getNameStrings();
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if (nameParts.length >= 2) {
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hostName = nameParts[1];
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}
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} catch (Exception e) {
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// ignore
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}
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return hostName;
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}
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@Override
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public Permission getServicePermission(String principalName,
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String action) {
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return new ServicePermission(principalName, action);
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}
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}
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