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/*
* Copyright © 2018 European Support Limited
*
* 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.
*/
package org.onap.sdc.common.zusammen.config;
import com.datastax.driver.core.ConsistencyLevel;
import com.datastax.driver.core.RemoteEndpointAwareJdkSSLOptions;
import com.datastax.driver.core.SSLOptions;
import java.io.FileInputStream;
import java.security.KeyStore;
import java.security.SecureRandom;
import javax.annotation.PostConstruct;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManagerFactory;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.cassandra.ClusterBuilderCustomizer;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class ZusammenConfig {
private static final String[] CIPHER_SUITES = {"TLS_RSA_WITH_AES_128_CBC_SHA"};
private static final String KEYSTORE_TYPE = "JKS";
private static final String SECURE_SOCKET_PROTOCOL = "SSL";
private static final String KEYSPACE = "zusammen";
private final ZusammenConfigProvider provider;
@Autowired
public ZusammenConfig(ZusammenConfigProvider provider) {
this.provider = provider;
}
@PostConstruct
public void init() {
System.setProperty("cassandra.consistency.level", ConsistencyLevel.LOCAL_QUORUM.name());
System.setProperty("cassandra.nodes", provider.getCassandraAddresses());
System.setProperty("cassandra.port", provider.getCassandraPort());
System.setProperty("cassandra.keyspace", KEYSPACE);
System.setProperty("cassandra.authenticate", Boolean.toString(Boolean.valueOf(provider.getCassandraAuth())));
System.setProperty("cassandra.user", provider.getCassandraUser());
System.setProperty("cassandra.password", provider.getCassandraPassword());
System.setProperty("cassandra.ssl", Boolean.toString(Boolean.valueOf(provider.getCassandraSSL())));
System.setProperty("cassandra.truststore", provider.getCassandraTrustStorePath());
System.setProperty("cassandra.truststore.password", provider.getCassandraTrustStorePassword());
}
@Bean
@ConditionalOnProperty("cassandra.ssl")
ClusterBuilderCustomizer clusterBuilderCustomizer() {
SSLOptions sslOptions = RemoteEndpointAwareJdkSSLOptions
.builder()
.withSSLContext(getSslContext())
.withCipherSuites(CIPHER_SUITES).build();
return builder -> builder.withSSL(sslOptions);
}
private SSLContext getSslContext() {
try (FileInputStream tsf = new FileInputStream(provider.getCassandraTrustStorePath())) {
SSLContext ctx = SSLContext.getInstance(SECURE_SOCKET_PROTOCOL);
KeyStore ts = KeyStore.getInstance(KEYSTORE_TYPE);
ts.load(tsf, provider.getCassandraTrustStorePassword().toCharArray());
TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
tmf.init(ts);
ctx.init(null, tmf.getTrustManagers(), new SecureRandom());
return ctx;
} catch (Exception ex) {
throw new BeanCreationException(ex.getMessage(), ex);
}
}
}
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