| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.hadoop.hbase.security; |
| |
| import org.apache.hbase.thirdparty.io.netty.buffer.ByteBuf; |
| import org.apache.hbase.thirdparty.io.netty.buffer.Unpooled; |
| import org.apache.hbase.thirdparty.io.netty.channel.ChannelHandlerContext; |
| import org.apache.hbase.thirdparty.io.netty.channel.SimpleChannelInboundHandler; |
| |
| import javax.security.sasl.SaslClient; |
| |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| /** |
| * Unwrap sasl messages. Should be placed after a |
| * io.netty.handler.codec.LengthFieldBasedFrameDecoder |
| */ |
| @InterfaceAudience.Private |
| public class SaslUnwrapHandler extends SimpleChannelInboundHandler<ByteBuf> { |
| |
| private final SaslClient saslClient; |
| |
| public SaslUnwrapHandler(SaslClient saslClient) { |
| this.saslClient = saslClient; |
| } |
| |
| @Override |
| public void channelInactive(ChannelHandlerContext ctx) throws Exception { |
| SaslUtil.safeDispose(saslClient); |
| ctx.fireChannelInactive(); |
| } |
| |
| @Override |
| protected void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) throws Exception { |
| byte[] bytes = new byte[msg.readableBytes()]; |
| msg.readBytes(bytes); |
| ctx.fireChannelRead(Unpooled.wrappedBuffer(saslClient.unwrap(bytes, 0, bytes.length))); |
| } |
| } |