001    /*
002     * Cumulus4j - Securing your data in the cloud - http://cumulus4j.org
003     * Copyright (C) 2011 NightLabs Consulting GmbH
004     *
005     * This program is free software: you can redistribute it and/or modify
006     * it under the terms of the GNU Affero General Public License as
007     * published by the Free Software Foundation, either version 3 of the
008     * License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013     * GNU Affero General Public License for more details.
014     *
015     * You should have received a copy of the GNU Affero General Public License
016     * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017     */
018    package org.cumulus4j.keymanager.front.webapp;
019    
020    import java.io.IOException;
021    
022    import javax.ws.rs.Consumes;
023    import javax.ws.rs.POST;
024    import javax.ws.rs.Path;
025    import javax.ws.rs.PathParam;
026    import javax.ws.rs.Produces;
027    import javax.ws.rs.WebApplicationException;
028    import javax.ws.rs.core.MediaType;
029    import javax.ws.rs.core.Response;
030    import javax.ws.rs.core.Response.Status;
031    
032    import org.cumulus4j.keymanager.front.shared.DateDependentKeyStrategyInitParam;
033    import org.cumulus4j.keymanager.front.shared.DateDependentKeyStrategyInitResult;
034    import org.cumulus4j.keymanager.front.shared.Error;
035    import org.cumulus4j.keystore.DateDependentKeyStrategy;
036    import org.cumulus4j.keystore.KeyStore;
037    import org.cumulus4j.keystore.KeyStoreNotEmptyException;
038    
039    /**
040     * REST service to work with a {@link KeyStore} via the {@link DateDependentKeyStrategy}.
041     * At the moment, it only provides an initialisation method, but others might follow later.
042     *
043     * @author Marco หงุ่ยตระกูล-Schulze - marco at nightlabs dot de
044     */
045    @Path("DateDependentKeyStrategy")
046    @Consumes({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON})
047    @Produces({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON})
048    public class DateDependentKeyStrategyService extends AbstractService
049    {
050            /**
051             * Initialise a {@link KeyStore} by delegating to {@link DateDependentKeyStrategy#init(String, char[], long, long)}.
052             * @param keyStoreID identifier of the key-store to work with.
053             * @param param parameters controlling how the initialisation should behave.
054             * @return summary-result of the initialisation.
055             */
056            @Path("{keyStoreID}/init")
057            @POST
058            public DateDependentKeyStrategyInitResult init(@PathParam("keyStoreID") String keyStoreID, DateDependentKeyStrategyInitParam param)
059            {
060                    DateDependentKeyStrategyInitResult result = new DateDependentKeyStrategyInitResult();
061                    Auth auth = getAuth();
062                    try {
063                            KeyStore keyStore = keyStoreManager.getKeyStore(keyStoreID);
064                            new DateDependentKeyStrategy(keyStore).init(
065                                            auth.getUserName(), auth.getPassword(),
066                                            param.getKeyActivityPeriodMSec(), param.getKeyStorePeriodMSec()
067                            );
068    
069                            result.setGeneratedKeyCount(
070                                            keyStore.getKeyIDs(auth.getUserName(), auth.getPassword()).size()
071                            );
072    
073                            return result;
074                    } catch (KeyStoreNotEmptyException e) {
075                            throw new WebApplicationException(Response.status(Status.BAD_REQUEST).entity(new Error(e)).build());
076                    } catch (IOException e) {
077                            throw new WebApplicationException(Response.status(Status.INTERNAL_SERVER_ERROR).entity(new Error(e)).build());
078                    } catch (Exception e) {
079                            throw new WebApplicationException(Response.status(Status.INTERNAL_SERVER_ERROR).entity(new Error(e)).build());
080                    } finally {
081                            auth.clear();
082                    }
083            }
084    }