/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
* add the following below this CDDL HEADER, with the fields enclosed
|
* by brackets "[]" replaced with your own identifying information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Copyright 2009 Sun Microsystems, Inc.
|
*/
|
|
package org.opends.sdk.requests;
|
|
|
|
import static com.sun.opends.sdk.messages.Messages.ERR_LDAPAUTH_GSSAPI_LOCAL_AUTHENTICATION_FAILED;
|
import static com.sun.opends.sdk.messages.Messages.ERR_SASL_CONTEXT_CREATE_ERROR;
|
import static com.sun.opends.sdk.messages.Messages.ERR_SASL_PROTOCOL_ERROR;
|
import static com.sun.opends.sdk.util.StaticUtils.getExceptionMessage;
|
|
import java.security.PrivilegedActionException;
|
import java.security.PrivilegedExceptionAction;
|
import java.util.HashMap;
|
import java.util.Map;
|
|
import javax.security.auth.Subject;
|
import javax.security.auth.login.LoginException;
|
import javax.security.sasl.Sasl;
|
import javax.security.sasl.SaslClient;
|
import javax.security.sasl.SaslException;
|
|
import org.opends.sdk.*;
|
import org.opends.sdk.responses.BindResult;
|
import org.opends.sdk.responses.Responses;
|
|
import com.sun.opends.sdk.util.StaticUtils;
|
import com.sun.opends.sdk.util.Validator;
|
import com.sun.security.auth.callback.TextCallbackHandler;
|
import com.sun.security.auth.module.Krb5LoginModule;
|
|
|
|
/**
|
* GSSAPI SASL bind request implementation.
|
*/
|
final class GSSAPISASLBindRequestImpl extends
|
AbstractSASLBindRequest<GSSAPISASLBindRequest> implements
|
GSSAPISASLBindRequest
|
{
|
private final static class Client extends SASLBindClientImpl
|
{
|
private static Subject kerberos5Login(final String authenticationID,
|
final ByteString password, final String realm, final String kdc)
|
throws ErrorResultException
|
{
|
if (authenticationID == null)
|
{
|
// FIXME: I18N need to have a better error message.
|
// FIXME: Is this the best result code?
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
"No authentication ID specified for GSSAPI SASL authentication"));
|
}
|
|
if (password == null)
|
{
|
// FIXME: I18N need to have a better error message.
|
// FIXME: Is this the best result code?
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
"No password specified for GSSAPI SASL authentication"));
|
}
|
|
final Map<String, Object> state = new HashMap<String, Object>();
|
state.put("javax.security.auth.login.name", authenticationID);
|
state.put("javax.security.auth.login.password", password.toString()
|
.toCharArray());
|
state.put("javax.security.auth.useSubjectCredsOnly", "true");
|
state.put("java.security.krb5.realm", realm);
|
state.put("java.security.krb5.kdc", kdc);
|
|
final Map<String, Object> options = new HashMap<String, Object>();
|
options.put("debug", "true");
|
options.put("tryFirstPass", "true");
|
options.put("useTicketCache", "true");
|
options.put("doNotPrompt", "true");
|
options.put("storePass", "false");
|
options.put("forwardable", "true");
|
|
final Subject subject = new Subject();
|
final Krb5LoginModule login = new Krb5LoginModule();
|
login.initialize(subject, new TextCallbackHandler(), state, options);
|
try
|
{
|
if (login.login())
|
{
|
login.commit();
|
}
|
}
|
catch (final LoginException e)
|
{
|
// FIXME: Is this the best result code?
|
final LocalizableMessage message = ERR_LDAPAUTH_GSSAPI_LOCAL_AUTHENTICATION_FAILED
|
.get(StaticUtils.getExceptionMessage(e));
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
message.toString()).setCause(e));
|
}
|
return subject;
|
}
|
|
|
|
private final SaslClient saslClient;
|
private final String serverName;
|
private final String authorizationID;
|
private final Subject subject;
|
|
private BindResult lastResult;
|
|
private final PrivilegedExceptionAction<Boolean> evaluateAction =
|
new PrivilegedExceptionAction<Boolean>()
|
{
|
public Boolean run() throws ErrorResultException
|
{
|
if (lastResult.getResultCode() == ResultCode.SASL_BIND_IN_PROGRESS
|
&& lastResult.getServerSASLCredentials() != null)
|
{
|
try
|
{
|
setNextSASLCredentials(saslClient.evaluateChallenge(lastResult
|
.getServerSASLCredentials().toByteArray()));
|
return false;
|
}
|
catch (final SaslException e)
|
{
|
// FIXME: I18N need to have a better error message.
|
// FIXME: Is this the best result code?
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
"An error occurred during multi-stage authentication")
|
.setCause(e));
|
}
|
}
|
return true;
|
}
|
};
|
|
private final PrivilegedExceptionAction<SaslClient> invokeAction =
|
new PrivilegedExceptionAction<SaslClient>()
|
{
|
public SaslClient run() throws ErrorResultException
|
{
|
final Map<String, String> props = new HashMap<String, String>();
|
props.put(Sasl.QOP, "auth-conf,auth-int,auth");
|
|
try
|
{
|
final SaslClient saslClient = Sasl.createSaslClient(
|
new String[] { SASL_MECHANISM_NAME }, authorizationID,
|
SASL_DEFAULT_PROTOCOL, serverName, props, Client.this);
|
if (saslClient.hasInitialResponse())
|
{
|
setNextSASLCredentials(saslClient.evaluateChallenge(new byte[0]));
|
}
|
else
|
{
|
setNextSASLCredentials((ByteString) null);
|
}
|
}
|
catch (final SaslException e)
|
{
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setCause(e));
|
}
|
return saslClient;
|
}
|
};
|
|
|
|
private Client(final GSSAPISASLBindRequestImpl initialBindRequest,
|
final String serverName) throws ErrorResultException
|
{
|
super(initialBindRequest);
|
|
this.authorizationID = initialBindRequest.getAuthorizationID();
|
if (initialBindRequest.getSubject() != null)
|
{
|
this.subject = initialBindRequest.getSubject();
|
}
|
else
|
{
|
this.subject = kerberos5Login(initialBindRequest.getAuthenticationID(),
|
initialBindRequest.getPassword(), initialBindRequest.getRealm(),
|
initialBindRequest.getKDCAddress());
|
}
|
this.serverName = serverName;
|
|
try
|
{
|
this.saslClient = Subject.doAs(subject, invokeAction);
|
}
|
catch (final PrivilegedActionException e)
|
{
|
if (e.getCause() instanceof ErrorResultException)
|
{
|
throw (ErrorResultException) e.getCause();
|
}
|
else
|
{
|
// This should not happen. Must be a bug.
|
final LocalizableMessage msg = ERR_SASL_CONTEXT_CREATE_ERROR.get(
|
SASL_MECHANISM_NAME, getExceptionMessage(e));
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
msg.toString()).setCause(e));
|
}
|
}
|
}
|
|
|
|
@Override
|
public void dispose()
|
{
|
try
|
{
|
saslClient.dispose();
|
}
|
catch (final SaslException ignored)
|
{
|
// Ignore the SASL exception.
|
}
|
}
|
|
|
|
@Override
|
public boolean evaluateResult(final BindResult result)
|
throws ErrorResultException
|
{
|
this.lastResult = result;
|
try
|
{
|
return Subject.doAs(subject, evaluateAction);
|
}
|
catch (final PrivilegedActionException e)
|
{
|
if (e.getCause() instanceof ErrorResultException)
|
{
|
throw (ErrorResultException) e.getCause();
|
}
|
else
|
{
|
// This should not happen. Must be a bug.
|
final LocalizableMessage msg = ERR_SASL_PROTOCOL_ERROR.get(
|
SASL_MECHANISM_NAME, getExceptionMessage(e));
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_LOCAL_ERROR).setDiagnosticMessage(
|
msg.toString()).setCause(e));
|
}
|
}
|
}
|
|
|
|
@Override
|
public ConnectionSecurityLayer getConnectionSecurityLayer()
|
{
|
final String qop = (String) saslClient.getNegotiatedProperty(Sasl.QOP);
|
if (qop.equalsIgnoreCase("auth-int") || qop.equalsIgnoreCase("auth-conf"))
|
{
|
return this;
|
}
|
else
|
{
|
return null;
|
}
|
}
|
|
|
|
@Override
|
public byte[] unwrap(final byte[] incoming, final int offset, final int len)
|
throws ErrorResultException
|
{
|
try
|
{
|
return saslClient.unwrap(incoming, offset, len);
|
}
|
catch (final SaslException e)
|
{
|
final LocalizableMessage msg = ERR_SASL_PROTOCOL_ERROR.get(
|
SASL_MECHANISM_NAME, getExceptionMessage(e));
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_DECODING_ERROR).setDiagnosticMessage(
|
msg.toString()).setCause(e));
|
}
|
}
|
|
|
|
@Override
|
public byte[] wrap(final byte[] outgoing, final int offset, final int len)
|
throws ErrorResultException
|
{
|
try
|
{
|
return saslClient.wrap(outgoing, offset, len);
|
}
|
catch (final SaslException e)
|
{
|
final LocalizableMessage msg = ERR_SASL_PROTOCOL_ERROR.get(
|
SASL_MECHANISM_NAME, getExceptionMessage(e));
|
throw ErrorResultException.wrap(Responses.newResult(
|
ResultCode.CLIENT_SIDE_ENCODING_ERROR).setDiagnosticMessage(
|
msg.toString()).setCause(e));
|
}
|
}
|
|
}
|
|
|
|
// If null then authenticationID and password must be present.
|
private Subject subject = null;
|
// Ignored if subject is non-null.
|
private String authenticationID = null;
|
private ByteString password = null;
|
private String realm = null;
|
|
private String kdcAddress = null;
|
|
// Optional authorization ID.
|
private String authorizationID = null;
|
|
|
|
GSSAPISASLBindRequestImpl(final String authenticationID,
|
final ByteString password)
|
{
|
Validator.ensureNotNull(authenticationID, password);
|
this.authenticationID = authenticationID;
|
this.password = password;
|
}
|
|
|
|
GSSAPISASLBindRequestImpl(final Subject subject)
|
{
|
Validator.ensureNotNull(subject);
|
this.subject = subject;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public BindClient createBindClient(final String serverName)
|
throws ErrorResultException
|
{
|
return new Client(this, serverName);
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public String getAuthenticationID()
|
{
|
return authenticationID;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public String getAuthorizationID()
|
{
|
return authorizationID;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public String getKDCAddress()
|
{
|
return kdcAddress;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public ByteString getPassword()
|
{
|
return password;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public String getRealm()
|
{
|
return realm;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public String getSASLMechanism()
|
{
|
return SASL_MECHANISM_NAME;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public Subject getSubject()
|
{
|
return subject;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setAuthenticationID(final String authenticationID)
|
throws NullPointerException
|
{
|
Validator.ensureNotNull(authenticationID);
|
this.authenticationID = authenticationID;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setAuthorizationID(final String authorizationID)
|
{
|
this.authorizationID = authorizationID;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setKDCAddress(final String address)
|
{
|
this.kdcAddress = address;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setPassword(final ByteString password)
|
throws NullPointerException
|
{
|
Validator.ensureNotNull(password);
|
this.password = password;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setPassword(final String password)
|
throws NullPointerException
|
{
|
Validator.ensureNotNull(password);
|
this.password = ByteString.valueOf(password);
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setRealm(final String realm)
|
{
|
this.realm = realm;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public GSSAPISASLBindRequest setSubject(final Subject subject)
|
throws NullPointerException
|
{
|
this.subject = subject;
|
return this;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
@Override
|
public String toString()
|
{
|
final StringBuilder builder = new StringBuilder();
|
builder.append("GSSAPISASLBindRequest(bindDN=");
|
builder.append(getName());
|
builder.append(", authentication=SASL");
|
builder.append(", saslMechanism=");
|
builder.append(getSASLMechanism());
|
if (subject != null)
|
{
|
builder.append(", subject=");
|
builder.append(subject);
|
}
|
else
|
{
|
builder.append(", authenticationID=");
|
builder.append(authenticationID);
|
builder.append(", authorizationID=");
|
builder.append(authorizationID);
|
builder.append(", realm=");
|
builder.append(realm);
|
builder.append(", password=");
|
builder.append(password);
|
}
|
builder.append(", controls=");
|
builder.append(getControls());
|
builder.append(")");
|
return builder.toString();
|
}
|
|
}
|
