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/*============LICENSE_START=======================================================
* aaf-certservice-client
* ================================================================================
* 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.aaf.certservice.client;
import org.onap.aaf.certservice.client.api.ExitableException;
import org.onap.aaf.certservice.client.certification.ArtifactsCreatorProvider;
import org.onap.aaf.certservice.client.certification.CsrFactory;
import org.onap.aaf.certservice.client.certification.KeyPairFactory;
import org.onap.aaf.certservice.client.certification.PrivateKeyToPemEncoder;
import org.onap.aaf.certservice.client.common.Base64Encoder;
import org.onap.aaf.certservice.client.configuration.EnvsForClient;
import org.onap.aaf.certservice.client.configuration.EnvsForCsr;
import org.onap.aaf.certservice.client.configuration.EnvsForTls;
import org.onap.aaf.certservice.client.configuration.factory.ClientConfigurationFactory;
import org.onap.aaf.certservice.client.configuration.factory.CsrConfigurationFactory;
import org.onap.aaf.certservice.client.configuration.factory.SslContextFactory;
import org.onap.aaf.certservice.client.configuration.model.ClientConfiguration;
import org.onap.aaf.certservice.client.configuration.model.CsrConfiguration;
import org.onap.aaf.certservice.client.httpclient.CloseableHttpsClientProvider;
import org.onap.aaf.certservice.client.httpclient.HttpClient;
import org.onap.aaf.certservice.client.httpclient.model.CertServiceResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.net.ssl.SSLContext;
import java.security.KeyPair;
import static org.onap.aaf.certservice.client.api.ExitStatus.SUCCESS;
import static org.onap.aaf.certservice.client.certification.EncryptionAlgorithmConstants.KEY_SIZE;
import static org.onap.aaf.certservice.client.certification.EncryptionAlgorithmConstants.RSA_ENCRYPTION_ALGORITHM;
public class CertServiceClient {
private static final Logger LOGGER = LoggerFactory.getLogger(CertServiceClient.class);
private AppExitHandler appExitHandler;
public CertServiceClient(AppExitHandler appExitHandler) {
this.appExitHandler = appExitHandler;
}
public void run() {
KeyPairFactory keyPairFactory = new KeyPairFactory(RSA_ENCRYPTION_ALGORITHM, KEY_SIZE);
PrivateKeyToPemEncoder pkEncoder = new PrivateKeyToPemEncoder();
Base64Encoder base64Encoder = new Base64Encoder();
try {
ClientConfiguration clientConfiguration = new ClientConfigurationFactory(new EnvsForClient()).create();
CsrConfiguration csrConfiguration = new CsrConfigurationFactory(new EnvsForCsr()).create();
KeyPair keyPair = keyPairFactory.create();
CsrFactory csrFactory = new CsrFactory(csrConfiguration);
SSLContext sslContext = new SslContextFactory(new EnvsForTls()).create();
CloseableHttpsClientProvider provider = new CloseableHttpsClientProvider(
sslContext, clientConfiguration.getRequestTimeout());
HttpClient httpClient = new HttpClient(provider, clientConfiguration.getUrlToCertService());
CertServiceResponse certServiceData =
httpClient.retrieveCertServiceData(
clientConfiguration.getCaName(),
base64Encoder.encode(csrFactory.createCsrInPem(keyPair)),
base64Encoder.encode(pkEncoder.encodePrivateKeyToPem(keyPair.getPrivate())));
ArtifactsCreatorProvider
.get(clientConfiguration.getOutputType(),
clientConfiguration.getCertsOutputPath())
.create(certServiceData.getCertificateChain(),
certServiceData.getTrustedCertificates(),
keyPair.getPrivate());
} catch (ExitableException e) {
LOGGER.error("Cert Service Client fails in execution: ", e);
appExitHandler.exit(e.applicationExitStatus());
}
appExitHandler.exit(SUCCESS);
}
}
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