/*
* Password Management Servlets (PWM)
* http://www.pwm-project.org
*
* Copyright (c) 2006-2009 Novell, Inc.
* Copyright (c) 2009-2017 The PWM Project
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package password.pwm.util.operations.cr;
import com.novell.ldapchai.ChaiUser;
import com.novell.ldapchai.cr.ChaiCrFactory;
import com.novell.ldapchai.cr.ChaiResponseSet;
import com.novell.ldapchai.cr.ResponseSet;
import com.novell.ldapchai.exception.ChaiException;
import password.pwm.bean.ResponseInfoBean;
import password.pwm.bean.UserIdentity;
import password.pwm.config.option.DataStorageMethod;
import password.pwm.error.ErrorInformation;
import password.pwm.error.PwmError;
import password.pwm.error.PwmUnrecoverableException;
import password.pwm.util.localdb.LocalDB;
import password.pwm.util.localdb.LocalDBException;
import password.pwm.util.logging.PwmLogger;
public class LocalDbCrOperator implements CrOperator {
private static final PwmLogger LOGGER = PwmLogger.forClass(LocalDbCrOperator.class);
private final LocalDB localDB;
public LocalDbCrOperator(final LocalDB localDB) {
this.localDB = localDB;
}
public void close() {
}
public ResponseSet readResponseSet(
final ChaiUser theUser,
final UserIdentity userIdentity,
final String userGUID
)
throws PwmUnrecoverableException
{
if (userGUID == null || userGUID.length() < 1) {
final String errorMsg = "unable to read guid for user " + userIdentity.toString() + ", unable to search for responses in LocalDB";
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_MISSING_GUID, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
}
if (localDB == null) {
final String errorMsg = "LocalDB is not available, unable to search for user responses";
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_LOCALDB_UNAVAILABLE, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
}
try {
final String responseStringBlob = localDB.get(LocalDB.DB.RESPONSE_STORAGE, userGUID);
if (responseStringBlob != null && responseStringBlob.length() > 0) {
final ResponseSet userResponseSet = ChaiResponseSet.parseChaiResponseSetXML(responseStringBlob, theUser);
LOGGER.debug("found user responses in LocalDB: " + userResponseSet.toString());
return userResponseSet;
}
} catch (LocalDBException e) {
final String errorMsg = "unexpected LocalDB error reading responses: " + e.getMessage();
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_UNKNOWN, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
} catch (ChaiException e) {
final String errorMsg = "unexpected chai error reading responses from LocalDB: " + e.getMessage();
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_UNKNOWN, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
}
return null;
}
public ResponseInfoBean readResponseInfo(final ChaiUser theUser, final UserIdentity userIdentity, final String userGUID)
throws PwmUnrecoverableException
{
try {
final ResponseSet responseSet = readResponseSet(theUser, userIdentity, userGUID);
return responseSet == null ? null : CrOperators.convertToNoAnswerInfoBean(responseSet, DataStorageMethod.LOCALDB);
} catch (ChaiException e) {
throw new PwmUnrecoverableException(new ErrorInformation(PwmError.ERROR_RESPONSES_NORESPONSES,"unexpected error reading response info " + e.getMessage()));
}
}
public void clearResponses(final UserIdentity userIdentity, final ChaiUser theUser, final String userGUID) throws PwmUnrecoverableException {
if (userGUID == null || userGUID.length() < 1) {
throw new PwmUnrecoverableException(new ErrorInformation(PwmError.ERROR_MISSING_GUID, "cannot clear responses to localDB, user does not have a pwmGUID"));
}
if (localDB == null) {
final String errorMsg = "LocalDB is not available, unable to write user responses";
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_LOCALDB_UNAVAILABLE, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
}
try {
localDB.remove(LocalDB.DB.RESPONSE_STORAGE, userGUID);
LOGGER.info("cleared responses for user " + theUser.getEntryDN() + " in local LocalDB");
} catch (LocalDBException e) {
final ErrorInformation errorInfo = new ErrorInformation(PwmError.ERROR_CLEARING_RESPONSES, "unexpected LocalDB error clearing responses: " + e.getMessage());
final PwmUnrecoverableException pwmOE = new PwmUnrecoverableException(errorInfo);
pwmOE.initCause(e);
throw pwmOE;
}
}
public void writeResponses(final UserIdentity userIdentity, final ChaiUser theUser, final String userGUID, final ResponseInfoBean responseInfoBean)
throws PwmUnrecoverableException
{
if (userGUID == null || userGUID.length() < 1) {
throw new PwmUnrecoverableException(new ErrorInformation(PwmError.ERROR_MISSING_GUID, "cannot save responses to localDB, user does not have a pwmGUID"));
}
if (localDB == null || localDB.status() != LocalDB.Status.OPEN) {
final String errorMsg = "LocalDB is not available, unable to write user responses";
final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_LOCALDB_UNAVAILABLE, errorMsg);
throw new PwmUnrecoverableException(errorInformation);
}
try {
final ChaiResponseSet responseSet = ChaiCrFactory.newChaiResponseSet(
responseInfoBean.getCrMap(),
responseInfoBean.getHelpdeskCrMap(),
responseInfoBean.getLocale(),
responseInfoBean.getMinRandoms(),
theUser.getChaiProvider().getChaiConfiguration(),
responseInfoBean.getCsIdentifier()
);
localDB.put(LocalDB.DB.RESPONSE_STORAGE, userGUID, responseSet.stringValue());
LOGGER.info("saved responses for user in LocalDB");
} catch (LocalDBException e) {
final ErrorInformation errorInfo = new ErrorInformation(PwmError.ERROR_WRITING_RESPONSES, "unexpected LocalDB error saving responses to localDB: " + e.getMessage());
final PwmUnrecoverableException pwmOE = new PwmUnrecoverableException(errorInfo);
pwmOE.initCause(e);
throw pwmOE;
} catch (ChaiException e) {
final ErrorInformation errorInfo = new ErrorInformation(PwmError.ERROR_WRITING_RESPONSES, "unexpected error saving responses to localDB: " + e.getMessage());
final PwmUnrecoverableException pwmOE = new PwmUnrecoverableException(errorInfo);
pwmOE.initCause(e);
throw pwmOE;
}
}
}