wa/starter/src/main/java/org/apache/syncope/wa/starter/gauth/SyncopeWAGoogleMfaAuthTokenRepository.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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package org.apache.syncope.wa.starter.gauth;

import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.util.Date;
import org.apache.syncope.common.lib.wa.GoogleMfaAuthToken;
import org.apache.syncope.common.rest.api.service.wa.GoogleMfaAuthTokenService;
import org.apache.syncope.wa.bootstrap.WARestClient;
import org.apereo.cas.authentication.OneTimeToken;
import org.apereo.cas.gauth.token.GoogleAuthenticatorToken;
import org.apereo.cas.otp.repository.token.BaseOneTimeTokenRepository;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class SyncopeWAGoogleMfaAuthTokenRepository extends BaseOneTimeTokenRepository {

    private static final Logger LOG = LoggerFactory.getLogger(SyncopeWAGoogleMfaAuthTokenRepository.class);

    private final WARestClient waRestClient;

    private final long expireTokensInSeconds;

    public SyncopeWAGoogleMfaAuthTokenRepository(final WARestClient waRestClient, final long expireTokensInSeconds) {
        this.waRestClient = waRestClient;
        this.expireTokensInSeconds = expireTokensInSeconds;
    }

    @Override
    protected void cleanInternal() {
        Date expirationDate = Date.from(LocalDateTime.
                now(ZoneOffset.UTC).
                minusSeconds(this.expireTokensInSeconds).
                toInstant(ZoneOffset.UTC));
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        tokenService.delete(expirationDate);
    }

    @Override
    public void store(final OneTimeToken token) {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        GoogleMfaAuthToken tokenTO = new GoogleMfaAuthToken.Builder()
                .token(token.getToken())
                .issueDate(Date.from(token.getIssuedDateTime().toInstant(ZoneOffset.UTC)))
                .build();
        tokenService.store(token.getUserId(), tokenTO);
    }

    @Override
    public OneTimeToken get(final String username, final Integer otp) {
        try {
            GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                    getService(GoogleMfaAuthTokenService.class);
            GoogleMfaAuthToken tokenTO = tokenService.read(username, otp);
            GoogleAuthenticatorToken token = new GoogleAuthenticatorToken(tokenTO.getOtp(), username);
            LocalDateTime dateTime = tokenTO.getIssueDate().toInstant().atZone(ZoneOffset.UTC).toLocalDateTime();
            token.setIssuedDateTime(dateTime);
            return token;
        } catch (final Exception e) {
            LOG.debug("Unable to fetch token {} for user {}", otp, username);
        }
        return null;
    }

    @Override
    public void remove(final String username, final Integer otp) {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        tokenService.delete(username, otp);
    }

    @Override
    public void remove(final String username) {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        tokenService.delete(username);
    }

    @Override
    public void remove(final Integer otp) {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        tokenService.delete(otp);
    }

    @Override
    public void removeAll() {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        tokenService.delete((Date) null);
    }

    @Override
    public long count(final String username) {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        return tokenService.read(username).getTotalCount();
    }

    @Override
    public long count() {
        GoogleMfaAuthTokenService tokenService = waRestClient.getSyncopeClient().
                getService(GoogleMfaAuthTokenService.class);
        return tokenService.list().getTotalCount();
    }
}