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/*
* ============LICENSE_START=======================================================
* Cert Service
* ================================================================================
* Copyright (C) 2020 Nokia. All rights reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.oom.certservice.certification;
import org.onap.oom.certservice.certification.configuration.Cmpv2ServerProvider;
import org.onap.oom.certservice.certification.configuration.model.Cmpv2Server;
import org.onap.oom.certservice.certification.conversion.CsrModelFactory;
import org.onap.oom.certservice.certification.conversion.OldCertificateModelFactory;
import org.onap.oom.certservice.certification.conversion.StringBase64;
import org.onap.oom.certservice.certification.exception.CertificateDecryptionException;
import org.onap.oom.certservice.certification.exception.DecryptionException;
import org.onap.oom.certservice.certification.model.CertificateUpdateModel;
import org.onap.oom.certservice.certification.model.CertificationResponseModel;
import org.onap.oom.certservice.certification.model.CsrModel;
import org.onap.oom.certservice.certification.model.OldCertificateModel;
import org.onap.oom.certservice.cmpv2client.exceptions.CmpClientException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class CertificationResponseModelFactory {
private static final Logger LOGGER = LoggerFactory.getLogger(CertificationResponseModelFactory.class);
private final CsrModelFactory csrModelFactory;
private final Cmpv2ServerProvider cmpv2ServerProvider;
private final CertificationProvider certificationProvider;
private final OldCertificateModelFactory oldCertificateModelFactory;
private final UpdateRequestTypeDetector updateRequestTypeDetector;
@Autowired
CertificationResponseModelFactory(
CsrModelFactory csrModelFactory,
Cmpv2ServerProvider cmpv2ServerProvider,
CertificationProvider certificationProvider,
OldCertificateModelFactory oldCertificateModelFactory,
UpdateRequestTypeDetector updateRequestTypeDetector) {
this.cmpv2ServerProvider = cmpv2ServerProvider;
this.csrModelFactory = csrModelFactory;
this.certificationProvider = certificationProvider;
this.oldCertificateModelFactory = oldCertificateModelFactory;
this.updateRequestTypeDetector = updateRequestTypeDetector;
}
public CertificationResponseModel provideCertificationModelFromInitialRequest(String encodedCsr, String encodedPrivateKey, String caName)
throws DecryptionException, CmpClientException {
CsrModel csrModel = csrModelFactory.createCsrModel(
new StringBase64(encodedCsr),
new StringBase64(encodedPrivateKey)
);
LOGGER.debug("Received CSR meta data: \n{}", csrModel);
Cmpv2Server cmpv2Server = cmpv2ServerProvider.getCmpv2Server(caName);
LOGGER.debug("Found server for given CA name: \n{}", cmpv2Server);
LOGGER.info("Sending sign request for certification model for CA named: {}, and certificate signing request:\n{}",
caName, csrModel);
return certificationProvider.executeInitializationRequest(csrModel, cmpv2Server);
}
public CertificationResponseModel provideCertificationModelFromUpdateRequest(CertificateUpdateModel certificateUpdateModel)
throws DecryptionException, CmpClientException, CertificateDecryptionException {
LOGGER.info("CSR: " + certificateUpdateModel.getEncodedCsr() +
", old cert: " + certificateUpdateModel.getEncodedOldCert() +
", CA: " + certificateUpdateModel.getCaName());
final CsrModel csrModel = csrModelFactory.createCsrModel(
new StringBase64(certificateUpdateModel.getEncodedCsr()),
new StringBase64(certificateUpdateModel.getEncodedPrivateKey())
);
final OldCertificateModel certificateModel = oldCertificateModelFactory.createCertificateModel(
new StringBase64(certificateUpdateModel.getEncodedOldCert()), certificateUpdateModel.getEncodedOldPrivateKey());
Cmpv2Server cmpv2Server = cmpv2ServerProvider.getCmpv2Server(certificateUpdateModel.getCaName());
LOGGER.debug("Found server for given CA name: \n{}", cmpv2Server);
LOGGER.info("Sending update request for certification model for CA named: {}, and certificate update request:\n{}",
certificateUpdateModel.getCaName(), csrModel);
if (updateRequestTypeDetector.isKur(csrModel.getCertificateData(), certificateModel.getCertificateData())) {
LOGGER.info(
"Certificate Signing Request and Old Certificate have the same parameters. Preparing Key Update Request");
return certificationProvider.executeKeyUpdateRequest(csrModel, cmpv2Server, certificateModel);
} else {
LOGGER.info(
"Certificate Signing Request and Old Certificate have different parameters. Preparing Certification Request");
return certificationProvider.executeCertificationRequest(csrModel, cmpv2Server);
}
}
}
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