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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.configuration.factory;
import org.apache.http.ssl.SSLContexts;
import org.onap.aaf.certservice.client.configuration.EnvsForTls;
import org.onap.aaf.certservice.client.configuration.TlsConfigurationEnvs;
import org.onap.aaf.certservice.client.configuration.exception.TlsConfigurationException;
import javax.net.ssl.SSLContext;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
public class SslContextFactory {
private static final String JKS = "jks";
private EnvsForTls envsForTls;
public SslContextFactory(EnvsForTls envsForTls) {
this.envsForTls = envsForTls;
}
public SSLContext create() throws TlsConfigurationException {
String keystorePath = envsForTls.getKeystorePath()
.orElseThrow(() -> new TlsConfigurationException(createEnvMissingMessage(TlsConfigurationEnvs.KEYSTORE_PATH)));
String keystorePassword = envsForTls.getKeystorePassword()
.orElseThrow(() -> new TlsConfigurationException(createEnvMissingMessage(TlsConfigurationEnvs.KEYSTORE_PASSWORD)));
String truststorePath = envsForTls.getTruststorePath()
.orElseThrow(() -> new TlsConfigurationException(createEnvMissingMessage(TlsConfigurationEnvs.TRUSTSTORE_PATH)));
String truststorePassword = envsForTls.getTruststorePassword()
.orElseThrow(() -> new TlsConfigurationException(createEnvMissingMessage(TlsConfigurationEnvs.TRUSTSTORE_PASSWORD)));
return createSSLContext(keystorePath, keystorePassword, truststorePath, truststorePassword);
}
private String createEnvMissingMessage(TlsConfigurationEnvs keystorePath) {
return String.format("%s env is missing.", keystorePath);
}
private KeyStore setupKeystore(String keystorePath, String certPassword)
throws KeyStoreException, IOException, NoSuchAlgorithmException, CertificateException {
KeyStore keyStore = KeyStore.getInstance(JKS);
FileInputStream identityKeyStoreFile = new FileInputStream(new File(
keystorePath));
keyStore.load(identityKeyStoreFile, certPassword.toCharArray());
return keyStore;
}
private SSLContext createSSLContext(String keystorePath, String keystorePassword, String truststorePath, String truststorePassword) throws TlsConfigurationException {
try {
KeyStore identityKeystore = setupKeystore(keystorePath, keystorePassword);
KeyStore trustKeystore = setupKeystore(truststorePath, truststorePassword);
return SSLContexts.custom()
.loadKeyMaterial(identityKeystore, keystorePassword.toCharArray())
.loadTrustMaterial(trustKeystore, null)
.build();
} catch (Exception e) {
throw new TlsConfigurationException("TLS configuration exception: " + e);
}
}
}
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