Github user sohami commented on a diff in the pull request: https://github.com/apache/drill/pull/773#discussion_r111651798 --- Diff: exec/rpc/src/main/java/org/apache/drill/exec/rpc/AbstractRemoteConnection.java --- @@ -224,4 +237,67 @@ public void close() { } } + /** + * Helps to add all the required security handler's after negotiation for encryption is completed. + * <p> + * Handler's that are added are: + * <li> SaslDecryptionHandler + * <li> LengthFieldBasedFrameDecoder Handler + * <li> SaslEncryptionHandler + * <li> ChunkCreationHandler + * </p> + * <p> + * If encryption is enabled ChunkCreationHandler is always added irrespective of chunkMode enabled or not. + * This helps to make a generic encryption handler. + * </p> + */ + @Override + public void addSecurityHandlers() { + + final ChannelPipeline channelPipeline = getChannel().pipeline(); + channelPipeline.addFirst("SaslDecryptionHandler", new SaslDecryptionHandler(saslBackend, getWrappedChunkSize(), --- End diff -- Moved all the handlers names as part of RpcConstants and using that in BasicClient/BasicServer as well.
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