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// --- BEGIN COPYRIGHT BLOCK ---
// 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; version 2 of the License.
//
// 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.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.kra;
import java.math.BigInteger;
import org.mozilla.jss.crypto.SymmetricKey;
import com.netscape.certsrv.kra.IKeyRecoveryAuthority;
import com.netscape.certsrv.logging.ILogger;
import com.netscape.certsrv.profile.IEnrollProfile;
import com.netscape.certsrv.request.IService;
import com.netscape.certsrv.request.IRequest;
import com.netscape.certsrv.security.IStorageKeyUnit;
import com.netscape.certsrv.security.ITransportKeyUnit;
import com.netscape.certsrv.base.EBaseException;
import com.netscape.certsrv.dbs.keydb.IKeyRecord;
import com.netscape.certsrv.dbs.keydb.IKeyRepository;
import com.netscape.certsrv.apps.CMS;
import com.netscape.cms.servlet.request.KeyRequestResource;
import com.netscape.cmscore.dbs.KeyRecord;
import com.netscape.cmsutil.util.Utils;
/**
* This implementation implements SecurityData archival operations.
* <p>
*
* @version $Revision$, $Date$
*/
public class SecurityDataService implements IService {
private final static String DEFAULT_OWNER = "IPA Agent";
public final static String ATTR_KEY_RECORD = "keyRecord";
private final static String STATUS_ACTIVE = "active";
private IKeyRecoveryAuthority mKRA = null;
private ITransportKeyUnit mTransportUnit = null;
private IStorageKeyUnit mStorageUnit = null;
public SecurityDataService(IKeyRecoveryAuthority kra) {
mKRA = kra;
mTransportUnit = kra.getTransportKeyUnit();
mStorageUnit = kra.getStorageKeyUnit();
}
/**
* Performs the service of archiving Security Data.
* represented by this request.
* <p>
*
* @param request
* The request that needs service. The service may use
* attributes stored in the request, and may update the
* values, or store new ones.
* @return
* an indication of whether this request is still pending.
* 'false' means the request will wait for further notification.
* @exception EBaseException indicates major processing failure.
*/
public boolean serviceRequest(IRequest request)
throws EBaseException {
String id = request.getRequestId().toString();
String clientId = request.getExtDataInString(IRequest.SECURITY_DATA_CLIENT_ID);
String wrappedSecurityData = request.getExtDataInString(IEnrollProfile.REQUEST_ARCHIVE_OPTIONS);
String dataType = request.getExtDataInString(IRequest.SECURITY_DATA_TYPE);
CMS.debug("SecurityDataService.serviceRequest. Request id: " + id);
CMS.debug("SecurityDataService.serviceRequest wrappedSecurityData: " + wrappedSecurityData);
String owner = getOwnerName(request);
//Check here even though restful layer checks for this.
if(wrappedSecurityData == null || clientId == null || dataType == null) {
throw new EBaseException("Bad data in SecurityDataService.serviceRequest");
}
//We need some info from the PKIArchiveOptions wrapped security data
byte[] encoded = Utils.base64decode(wrappedSecurityData);
ArchiveOptions options = ArchiveOptions.toArchiveOptions(encoded);
//Check here just in case a null ArchiveOptions makes it this far
if(options == null) {
throw new EBaseException("Problem decofing PKIArchiveOptions.");
}
String algStr = options.getSymmAlgOID();
SymmetricKey securitySymKey = null;
byte[] securityData = null;
String keyType = null;
if (dataType.equals(KeyRequestResource.SYMMETRIC_KEY_TYPE)) {
// Symmetric Key
keyType = KeyRequestResource.SYMMETRIC_KEY_TYPE;
securitySymKey = mTransportUnit.unwrap_symmetric(options.getEncSymmKey(),
options.getSymmAlgOID(),
options.getSymmAlgParams(),
options.getEncValue());
} else if (dataType.equals(KeyRequestResource.PASS_PHRASE_TYPE)) {
keyType = KeyRequestResource.PASS_PHRASE_TYPE;
securityData = mTransportUnit.decryptExternalPrivate(options.getEncSymmKey(),
options.getSymmAlgOID(),
options.getSymmAlgParams(),
options.getEncValue());
}
byte[] publicKey = null;
byte privateSecurityData[] = null;
if (securitySymKey != null) {
privateSecurityData = mStorageUnit.wrap(securitySymKey);
} else if (securityData != null) {
privateSecurityData = mStorageUnit.encryptInternalPrivate(securityData);
} else { // We have no data.
throw new EBaseException("Failed to create security data to archive!");
}
// create key record
KeyRecord rec = new KeyRecord(null, publicKey,
privateSecurityData, owner,
algStr, owner);
rec.set(IKeyRecord.ATTR_CLIENT_ID, clientId);
//Now we need a serial number for our new key.
if (rec.getSerialNumber() != null) {
throw new EBaseException(CMS.getUserMessage("CMS_KRA_INVALID_STATE"));
}
IKeyRepository storage = mKRA.getKeyRepository();
BigInteger serialNo = storage.getNextSerialNumber();
if (serialNo == null) {
mKRA.log(ILogger.LL_FAILURE,
CMS.getLogMessage("CMSCORE_KRA_GET_NEXT_SERIAL"));
throw new EBaseException(CMS.getUserMessage("CMS_KRA_INVALID_STATE"));
}
rec.set(KeyRecord.ATTR_ID, serialNo);
rec.set(KeyRecord.ATTR_DATA_TYPE, keyType);
rec.set(KeyRecord.ATTR_STATUS, STATUS_ACTIVE);
request.setExtData(ATTR_KEY_RECORD, serialNo);
CMS.debug("KRA adding Security Data key record " + serialNo);
storage.addKeyRecord(rec);
return true;
}
//ToDo: return real owner with auth
private String getOwnerName(IRequest request) {
return DEFAULT_OWNER;
}
}
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