com.datastax.driver.core.RemoteEndpointAwareJdkSSLOptions Maven / Gradle / Ivy
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/*
* Copyright DataStax, Inc.
*
* 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 com.datastax.driver.core;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.ssl.SslHandler;
import java.net.InetSocketAddress;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
/**
* {@link RemoteEndpointAwareSSLOptions} implementation based on built-in JDK classes.
*
* @see JAVA-1364
* @since 3.2.0
*/
@SuppressWarnings("deprecation")
public class RemoteEndpointAwareJdkSSLOptions extends JdkSSLOptions
implements ExtendedRemoteEndpointAwareSslOptions {
/**
* Creates a builder to create a new instance.
*
* @return the builder.
*/
public static Builder builder() {
return new Builder();
}
/**
* Creates a new instance.
*
* @param context the SSL context.
* @param cipherSuites the cipher suites to use.
*/
protected RemoteEndpointAwareJdkSSLOptions(SSLContext context, String[] cipherSuites) {
super(context, cipherSuites);
}
@Override
public SslHandler newSSLHandler(SocketChannel channel) {
throw new AssertionError(
"This class implements RemoteEndpointAwareSSLOptions, this method should not be called");
}
@Override
public SslHandler newSSLHandler(SocketChannel channel, EndPoint remoteEndpoint) {
SSLEngine engine =
newSSLEngine(channel, remoteEndpoint == null ? null : remoteEndpoint.resolve());
return new SslHandler(engine);
}
@Override
public SslHandler newSSLHandler(SocketChannel channel, InetSocketAddress remoteEndpoint) {
throw new AssertionError(
"The driver should never call this method on an object that implements "
+ this.getClass().getSimpleName());
}
/**
* Creates an SSL engine each time a connection is established.
*
* You might want to override this if you need to fine-tune the engine's configuration (for
* example enabling hostname verification).
*
* @param channel the Netty channel for that connection.
* @param remoteEndpoint the remote endpoint we are connecting to.
* @return the engine.
* @since 3.2.0
*/
protected SSLEngine newSSLEngine(
@SuppressWarnings("unused") SocketChannel channel, InetSocketAddress remoteEndpoint) {
SSLEngine engine;
if (remoteEndpoint == null) {
engine = context.createSSLEngine();
} else {
engine = context.createSSLEngine(remoteEndpoint.getHostName(), remoteEndpoint.getPort());
}
engine.setUseClientMode(true);
if (cipherSuites != null) engine.setEnabledCipherSuites(cipherSuites);
return engine;
}
/** Helper class to build {@link RemoteEndpointAwareJdkSSLOptions} instances. */
public static class Builder extends JdkSSLOptions.Builder {
@Override
public RemoteEndpointAwareJdkSSLOptions.Builder withSSLContext(SSLContext context) {
super.withSSLContext(context);
return this;
}
@Override
public RemoteEndpointAwareJdkSSLOptions.Builder withCipherSuites(String[] cipherSuites) {
super.withCipherSuites(cipherSuites);
return this;
}
@Override
public RemoteEndpointAwareJdkSSLOptions build() {
return new RemoteEndpointAwareJdkSSLOptions(context, cipherSuites);
}
}
}