org.apache.hadoop.hbase.security

Class NettyHBaseSaslRpcClientHandler

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.SimpleChannelInboundHandler<io.netty.buffer.ByteBuf>

org.apache.hadoop.hbase.security.NettyHBaseSaslRpcClientHandler

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler

@InterfaceAudience.Private
public class NettyHBaseSaslRpcClientHandler
extends io.netty.channel.SimpleChannelInboundHandler<io.netty.buffer.ByteBuf>

Implement SASL logic for netty rpc client.

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
NettyHBaseSaslRpcClientHandler(io.netty.util.concurrent.Promise<Boolean> saslPromise, org.apache.hadoop.security.UserGroupInformation ugi, AuthMethod method, org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token, String serverPrincipal, boolean fallbackAllowed, String rpcProtection)

Method Summary

Methods

Modifier and Type	Method and Description
void	channelInactive(io.netty.channel.ChannelHandlerContext ctx)
protected void	channelRead0(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf msg)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
void	handlerAdded(io.netty.channel.ChannelHandlerContext ctx)

Methods inherited from class io.netty.channel.SimpleChannelInboundHandler

acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

handlerRemoved, isSharable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.netty.channel.ChannelHandler

handlerRemoved

Constructor Detail

NettyHBaseSaslRpcClientHandler

public NettyHBaseSaslRpcClientHandler(io.netty.util.concurrent.Promise<Boolean> saslPromise,
                              org.apache.hadoop.security.UserGroupInformation ugi,
                              AuthMethod method,
                              org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token,
                              String serverPrincipal,
                              boolean fallbackAllowed,
                              String rpcProtection)
                               throws IOException

Parameters:

saslPromise - true if success, false if server tells us to fallback to simple.

Throws:

IOException

Method Detail

handlerAdded

public void handlerAdded(io.netty.channel.ChannelHandlerContext ctx)

Specified by:

handlerAdded in interface io.netty.channel.ChannelHandler

Overrides:

handlerAdded in class io.netty.channel.ChannelHandlerAdapter

channelRead0

protected void channelRead0(io.netty.channel.ChannelHandlerContext ctx,
                io.netty.buffer.ByteBuf msg)
                     throws Exception

Specified by:

channelRead0 in class io.netty.channel.SimpleChannelInboundHandler<io.netty.buffer.ByteBuf>

Throws:

Exception

channelInactive

public void channelInactive(io.netty.channel.ChannelHandlerContext ctx)
                     throws Exception

Specified by:

channelInactive in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelInactive in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

exceptionCaught

public void exceptionCaught(io.netty.channel.ChannelHandlerContext ctx,
                   Throwable cause)

Specified by:

exceptionCaught in interface io.netty.channel.ChannelHandler

Specified by:

exceptionCaught in interface io.netty.channel.ChannelInboundHandler

Overrides:

exceptionCaught in class io.netty.channel.ChannelInboundHandlerAdapter