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82 changes: 82 additions & 0 deletions
82
core/src/main/java/com/datastax/oss/driver/api/core/ssl/DefaultSslEngineFactory.java
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| /* | ||
| * Copyright (C) 2017-2017 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.oss.driver.api.core.ssl; | ||
|
|
||
| import com.datastax.oss.driver.api.core.config.CoreDriverOption; | ||
| import com.datastax.oss.driver.api.core.config.DriverConfigProfile; | ||
| import java.net.InetSocketAddress; | ||
| import java.net.SocketAddress; | ||
| import java.security.NoSuchAlgorithmException; | ||
| import java.util.List; | ||
| import javax.net.ssl.SSLContext; | ||
| import javax.net.ssl.SSLEngine; | ||
|
|
||
| /** | ||
| * Default SSL implementation. | ||
| * | ||
| * <p>To activate this class, an {@code ssl} section must be included in the driver configuration, | ||
| * for example: | ||
| * | ||
| * <pre> | ||
| * datastax-java-driver { | ||
| * ssl { | ||
| * factory-class = com.datastax.driver.api.core.ssl.DefaultSslEngineFactory | ||
| * config { | ||
| * cipher-suites = [ "TLS_RSA_WITH_AES_128_CBC_SHA", "TLS_RSA_WITH_AES_256_CBC_SHA" ] | ||
| * } | ||
| * } | ||
| * } | ||
| * </pre> | ||
| * | ||
| * See the {@code reference.conf} file included with the driver for more information. | ||
| */ | ||
| public class DefaultSslEngineFactory implements SslEngineFactory { | ||
|
|
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| private final SSLContext context; | ||
| private final String[] cipherSuites; | ||
|
|
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| /** Builds a new instance from the driver configuration. */ | ||
| public DefaultSslEngineFactory(DriverConfigProfile config) { | ||
| try { | ||
| this.context = SSLContext.getDefault(); | ||
| } catch (NoSuchAlgorithmException e) { | ||
| throw new IllegalStateException("Cannot initialize SSL Context", e); | ||
| } | ||
| if (config.isDefined(CoreDriverOption.SSL_CONFIG_CIPHER_SUITES)) { | ||
| List<String> list = config.getStringList(CoreDriverOption.SSL_CONFIG_CIPHER_SUITES); | ||
| String tmp[] = new String[list.size()]; | ||
| this.cipherSuites = list.toArray(tmp); | ||
| } else { | ||
| this.cipherSuites = null; | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public SSLEngine newSslEngine(SocketAddress remoteEndpoint) { | ||
| SSLEngine engine; | ||
| if (remoteEndpoint instanceof InetSocketAddress) { | ||
| InetSocketAddress address = (InetSocketAddress) remoteEndpoint; | ||
| engine = context.createSSLEngine(address.getHostName(), address.getPort()); | ||
| } else { | ||
| engine = context.createSSLEngine(); | ||
| } | ||
| engine.setUseClientMode(true); | ||
| if (cipherSuites != null) { | ||
| engine.setEnabledCipherSuites(cipherSuites); | ||
| } | ||
| return engine; | ||
| } | ||
| } |
36 changes: 36 additions & 0 deletions
36
core/src/main/java/com/datastax/oss/driver/api/core/ssl/SslEngineFactory.java
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| /* | ||
| * Copyright (C) 2017-2017 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.oss.driver.api.core.ssl; | ||
|
|
||
| import java.net.SocketAddress; | ||
| import javax.net.ssl.SSLEngine; | ||
|
|
||
| /** | ||
| * Extension point to configure SSL based on the built-in JDK implementation. | ||
| * | ||
| * <p>Note that, for advanced use cases (such as bypassing the JDK in favor of another SSL | ||
| * implementation), the driver's internal API provides a lower-level interface: {@link | ||
| * com.datastax.oss.driver.internal.core.ssl.SslHandlerFactory}. | ||
| */ | ||
| public interface SslEngineFactory { | ||
| /** | ||
| * Creates a new SSL engine each time a connection is established. | ||
| * | ||
| * @param remoteEndpoint the remote endpoint we are connecting to (the address of the Cassandra | ||
| * node). | ||
| */ | ||
| SSLEngine newSslEngine(SocketAddress remoteEndpoint); | ||
| } |
17 changes: 17 additions & 0 deletions
17
core/src/main/java/com/datastax/oss/driver/api/core/ssl/package-info.java
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| /* | ||
| * Copyright (C) 2017-2017 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. | ||
| */ | ||
| /** Support for secured communication between the driver and Cassandra nodes. */ | ||
| package com.datastax.oss.driver.api.core.ssl; |
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38 changes: 38 additions & 0 deletions
38
core/src/main/java/com/datastax/oss/driver/internal/core/ssl/JdkSslHandlerFactory.java
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Copyright (C) 2017-2017 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.oss.driver.internal.core.ssl; | ||
|
|
||
| import com.datastax.oss.driver.api.core.ssl.SslEngineFactory; | ||
| import io.netty.channel.Channel; | ||
| import io.netty.handler.ssl.SslHandler; | ||
| import java.net.SocketAddress; | ||
| import java.util.Optional; | ||
| import javax.net.ssl.SSLEngine; | ||
|
|
||
| /** SSL handler factory used when JDK-based SSL was configured through the driver's public API. */ | ||
| public class JdkSslHandlerFactory implements SslHandlerFactory { | ||
| private final SslEngineFactory sslEngineFactory; | ||
|
|
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| public JdkSslHandlerFactory(SslEngineFactory sslEngineFactory) { | ||
| this.sslEngineFactory = sslEngineFactory; | ||
| } | ||
|
|
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| @Override | ||
| public Optional<SslHandler> newSslHandler(Channel channel, SocketAddress remoteEndpoint) { | ||
| SSLEngine engine = sslEngineFactory.newSslEngine(remoteEndpoint); | ||
| return Optional.of(new SslHandler(engine)); | ||
| } | ||
| } |
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