| /* |
| * 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 java.io.IOException; |
| import java.net.InetAddress; |
| import javax.security.sasl.Sasl; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.security.provider.SaslClientAuthenticationProvider; |
| import org.apache.hadoop.security.token.Token; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| import org.apache.yetus.audience.InterfaceAudience; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.hbase.thirdparty.io.netty.channel.ChannelPipeline; |
| import org.apache.hbase.thirdparty.io.netty.handler.codec.LengthFieldBasedFrameDecoder; |
| |
| /** |
| * Implement SASL logic for netty rpc client. |
| * @since 2.0.0 |
| */ |
| @InterfaceAudience.Private |
| public class NettyHBaseSaslRpcClient extends AbstractHBaseSaslRpcClient { |
| private static final Logger LOG = LoggerFactory.getLogger(NettyHBaseSaslRpcClient.class); |
| |
| public NettyHBaseSaslRpcClient(Configuration conf, SaslClientAuthenticationProvider provider, |
| Token<? extends TokenIdentifier> token, InetAddress serverAddr, String serverPrincipal, |
| boolean fallbackAllowed, String rpcProtection) throws IOException { |
| super(conf, provider, token, serverAddr, serverPrincipal, fallbackAllowed, rpcProtection); |
| } |
| |
| public void setupSaslHandler(ChannelPipeline p, String addAfter) { |
| String qop = (String) saslClient.getNegotiatedProperty(Sasl.QOP); |
| LOG.trace("SASL client context established. Negotiated QoP {}", qop); |
| if (qop == null || "auth".equalsIgnoreCase(qop)) { |
| return; |
| } |
| // add wrap and unwrap handlers to pipeline. |
| p.addAfter(addAfter, null, new SaslUnwrapHandler(saslClient::unwrap)) |
| .addAfter(addAfter, null, new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4)) |
| .addAfter(addAfter, null, new SaslWrapHandler(saslClient::wrap)); |
| } |
| |
| public String getSaslQOP() { |
| return (String) saslClient.getNegotiatedProperty(Sasl.QOP); |
| } |
| } |