org.apache.pulsar.broker.service

Class ServerCnx

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

org.apache.pulsar.common.protocol.PulsarDecoder

org.apache.pulsar.common.protocol.PulsarHandler

org.apache.pulsar.broker.service.ServerCnx

All Implemented Interfaces:

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

public class ServerCnx
extends org.apache.pulsar.common.protocol.PulsarHandler
implements TransportCnx

Nested Class Summary

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

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields inherited from class org.apache.pulsar.common.protocol.PulsarHandler

ctx, remoteAddress, remoteEndpointProtocolVersion

Fields inherited from class org.apache.pulsar.common.protocol.PulsarDecoder

proxyMessage

Constructor Summary

Constructors

Constructor and Description
ServerCnx(PulsarService pulsar)

Method Summary

Modifier and Type	Method and Description
void	cancelPublishBufferLimiting()
void	cancelPublishRateLimiting()
void	channelActive(io.netty.channel.ChannelHandlerContext ctx)
void	channelInactive(io.netty.channel.ChannelHandlerContext ctx)
void	channelWritabilityChanged(io.netty.channel.ChannelHandlerContext ctx)
SocketAddress	clientAddress()
protected void	close() It closes the connection with client which triggers channelInactive() which clears all producers and consumers from connection-map
void	closeConsumer(Consumer consumer)
void	closeProducer(Producer producer)
void	completedSendOperation(boolean isNonPersistentTopic, int msgSize)
io.netty.channel.ChannelHandlerContext	ctx()
void	disableCnxAutoRead()
void	enableCnxAutoRead()
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
void	execute(Runnable runnable)
AuthenticationDataSource	getAuthenticationData()
AuthenticationProvider	getAuthenticationProvider()
String	getAuthMethod()
String	getAuthRole() The security role for this connection
AuthenticationState	getAuthState()
BrokerService	getBrokerService()
String	getClientVersion()
PulsarCommandSender	getCommandSender()
org.apache.pulsar.common.util.collections.ConcurrentLongHashMap<CompletableFuture<Consumer>>	getConsumers()
io.netty.handler.codec.haproxy.HAProxyMessage	getHAProxyMessage()
long	getMessagePublishBufferSize()
String	getPrincipal()
org.apache.pulsar.common.util.collections.ConcurrentLongHashMap<CompletableFuture<Producer>>	getProducers()
SocketAddress	getRemoteAddress()
String	getRole()
org.apache.pulsar.broker.service.ServerCnx.State	getState() Helper method for testability
protected void	handleAck(org.apache.pulsar.common.api.proto.PulsarApi.CommandAck ack)
protected void	handleAddPartitionToTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandAddPartitionToTxn command)
protected void	handleAddSubscriptionToTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandAddSubscriptionToTxn command)
protected void	handleAuthResponse(org.apache.pulsar.common.api.proto.PulsarApi.CommandAuthResponse authResponse)
protected void	handleCloseConsumer(org.apache.pulsar.common.api.proto.PulsarApi.CommandCloseConsumer closeConsumer)
protected void	handleCloseProducer(org.apache.pulsar.common.api.proto.PulsarApi.CommandCloseProducer closeProducer)
protected void	handleConnect(org.apache.pulsar.common.api.proto.PulsarApi.CommandConnect connect)
protected void	handleConsumerStats(org.apache.pulsar.common.api.proto.PulsarApi.CommandConsumerStats commandConsumerStats)
protected void	handleEndTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxn command)
protected void	handleEndTxnOnPartition(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxnOnPartition command)
protected void	handleEndTxnOnSubscription(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxnOnSubscription command)
protected void	handleFlow(org.apache.pulsar.common.api.proto.PulsarApi.CommandFlow flow)
protected void	handleGetLastMessageId(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetLastMessageId getLastMessageId)
protected void	handleGetOrCreateSchema(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetOrCreateSchema commandGetOrCreateSchema)
protected void	handleGetSchema(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetSchema commandGetSchema)
protected void	handleGetTopicsOfNamespace(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetTopicsOfNamespace commandGetTopicsOfNamespace)
protected void	handleLookup(org.apache.pulsar.common.api.proto.PulsarApi.CommandLookupTopic lookup)
protected void	handleNewTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandNewTxn command)
protected void	handlePartitionMetadataRequest(org.apache.pulsar.common.api.proto.PulsarApi.CommandPartitionedTopicMetadata partitionMetadata)
protected void	handleProducer(org.apache.pulsar.common.api.proto.PulsarApi.CommandProducer cmdProducer)
protected void	handleRedeliverUnacknowledged(org.apache.pulsar.common.api.proto.PulsarApi.CommandRedeliverUnacknowledgedMessages redeliver)
protected void	handleSeek(org.apache.pulsar.common.api.proto.PulsarApi.CommandSeek seek)
protected void	handleSend(org.apache.pulsar.common.api.proto.PulsarApi.CommandSend send, io.netty.buffer.ByteBuf headersAndPayload)
protected void	handleSubscribe(org.apache.pulsar.common.api.proto.PulsarApi.CommandSubscribe subscribe)
protected void	handleUnsubscribe(org.apache.pulsar.common.api.proto.PulsarApi.CommandUnsubscribe unsubscribe)
boolean	hasHAProxyMessage()
protected void	interceptCommand(org.apache.pulsar.common.api.proto.PulsarApi.BaseCommand command)
boolean	isActive()
boolean	isBatchMessageCompatibleVersion()
protected boolean	isHandshakeCompleted()
boolean	isPreciseDispatcherFlowControl()
boolean	isWritable()
org.apache.pulsar.common.protocol.ByteBufPair	newMessageAndIntercept(long consumerId, org.apache.pulsar.common.api.proto.PulsarApi.MessageIdData messageId, int redeliveryCount, io.netty.buffer.ByteBuf metadataAndPayload, long[] ackSet, String topic)
io.netty.util.concurrent.Promise<Void>	newPromise()
void	refreshAuthenticationCredentials()
void	removedConsumer(Consumer consumer)
void	removedProducer(Producer producer)
void	startSendOperation(Producer producer, int msgSize, int numMessages)

Methods inherited from class org.apache.pulsar.common.protocol.PulsarHandler

cancelKeepAliveTask, getRemoteEndpointProtocolVersion, handlePing, handlePong, messageReceived

Methods inherited from class org.apache.pulsar.common.protocol.PulsarDecoder

channelRead, handleAckResponse, handleActiveConsumerChange, handleAddPartitionToTxnResponse, handleAddSubscriptionToTxnResponse, handleAuthChallenge, handleConnected, handleConsumerStatsResponse, handleEndTxnOnPartitionResponse, handleEndTxnOnSubscriptionResponse, handleEndTxnResponse, handleError, handleGetLastMessageIdSuccess, handleGetOrCreateSchemaResponse, handleGetSchemaResponse, handleGetTopicsOfNamespaceSuccess, handleLookupResponse, handleMessage, handleNewTxnResponse, handlePartitionResponse, handleProducerSuccess, handleReachedEndOfTopic, handleSendError, handleSendReceipt, handleSuccess

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelReadComplete, channelRegistered, channelUnregistered, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, 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

handlerAdded, handlerRemoved

Constructor Detail

ServerCnx

public ServerCnx(PulsarService pulsar)

Method Detail

channelActive

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

Specified by:

channelActive in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelActive in class org.apache.pulsar.common.protocol.PulsarHandler

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 org.apache.pulsar.common.protocol.PulsarHandler

Throws:

Exception

channelWritabilityChanged

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

Specified by:

channelWritabilityChanged in interface io.netty.channel.ChannelInboundHandler

Overrides:

channelWritabilityChanged in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception

exceptionCaught

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

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

Throws:

Exception

handleLookup

protected void handleLookup(org.apache.pulsar.common.api.proto.PulsarApi.CommandLookupTopic lookup)

Overrides:

handleLookup in class org.apache.pulsar.common.protocol.PulsarDecoder

handlePartitionMetadataRequest

protected void handlePartitionMetadataRequest(org.apache.pulsar.common.api.proto.PulsarApi.CommandPartitionedTopicMetadata partitionMetadata)

Overrides:

handlePartitionMetadataRequest in class org.apache.pulsar.common.protocol.PulsarDecoder

handleConsumerStats

protected void handleConsumerStats(org.apache.pulsar.common.api.proto.PulsarApi.CommandConsumerStats commandConsumerStats)

Overrides:

handleConsumerStats in class org.apache.pulsar.common.protocol.PulsarDecoder

refreshAuthenticationCredentials

public void refreshAuthenticationCredentials()

handleConnect

protected void handleConnect(org.apache.pulsar.common.api.proto.PulsarApi.CommandConnect connect)

Overrides:

handleConnect in class org.apache.pulsar.common.protocol.PulsarDecoder

handleAuthResponse

protected void handleAuthResponse(org.apache.pulsar.common.api.proto.PulsarApi.CommandAuthResponse authResponse)

Overrides:

handleAuthResponse in class org.apache.pulsar.common.protocol.PulsarDecoder

handleSubscribe

protected void handleSubscribe(org.apache.pulsar.common.api.proto.PulsarApi.CommandSubscribe subscribe)

Overrides:

handleSubscribe in class org.apache.pulsar.common.protocol.PulsarDecoder

handleProducer

protected void handleProducer(org.apache.pulsar.common.api.proto.PulsarApi.CommandProducer cmdProducer)

Overrides:

handleProducer in class org.apache.pulsar.common.protocol.PulsarDecoder

handleSend

protected void handleSend(org.apache.pulsar.common.api.proto.PulsarApi.CommandSend send,
                          io.netty.buffer.ByteBuf headersAndPayload)

Overrides:

handleSend in class org.apache.pulsar.common.protocol.PulsarDecoder

handleAck

protected void handleAck(org.apache.pulsar.common.api.proto.PulsarApi.CommandAck ack)

Overrides:

handleAck in class org.apache.pulsar.common.protocol.PulsarDecoder

handleFlow

protected void handleFlow(org.apache.pulsar.common.api.proto.PulsarApi.CommandFlow flow)

Overrides:

handleFlow in class org.apache.pulsar.common.protocol.PulsarDecoder

handleRedeliverUnacknowledged

protected void handleRedeliverUnacknowledged(org.apache.pulsar.common.api.proto.PulsarApi.CommandRedeliverUnacknowledgedMessages redeliver)

Overrides:

handleRedeliverUnacknowledged in class org.apache.pulsar.common.protocol.PulsarDecoder

handleUnsubscribe

protected void handleUnsubscribe(org.apache.pulsar.common.api.proto.PulsarApi.CommandUnsubscribe unsubscribe)

Overrides:

handleUnsubscribe in class org.apache.pulsar.common.protocol.PulsarDecoder

handleSeek

protected void handleSeek(org.apache.pulsar.common.api.proto.PulsarApi.CommandSeek seek)

Overrides:

handleSeek in class org.apache.pulsar.common.protocol.PulsarDecoder

handleCloseProducer

protected void handleCloseProducer(org.apache.pulsar.common.api.proto.PulsarApi.CommandCloseProducer closeProducer)

Overrides:

handleCloseProducer in class org.apache.pulsar.common.protocol.PulsarDecoder

handleCloseConsumer

protected void handleCloseConsumer(org.apache.pulsar.common.api.proto.PulsarApi.CommandCloseConsumer closeConsumer)

Overrides:

handleCloseConsumer in class org.apache.pulsar.common.protocol.PulsarDecoder

handleGetLastMessageId

protected void handleGetLastMessageId(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetLastMessageId getLastMessageId)

Overrides:

handleGetLastMessageId in class org.apache.pulsar.common.protocol.PulsarDecoder

handleGetTopicsOfNamespace

protected void handleGetTopicsOfNamespace(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetTopicsOfNamespace commandGetTopicsOfNamespace)

Overrides:

handleGetTopicsOfNamespace in class org.apache.pulsar.common.protocol.PulsarDecoder

handleGetSchema

protected void handleGetSchema(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetSchema commandGetSchema)

Overrides:

handleGetSchema in class org.apache.pulsar.common.protocol.PulsarDecoder

handleGetOrCreateSchema

protected void handleGetOrCreateSchema(org.apache.pulsar.common.api.proto.PulsarApi.CommandGetOrCreateSchema commandGetOrCreateSchema)

Overrides:

handleGetOrCreateSchema in class org.apache.pulsar.common.protocol.PulsarDecoder

handleNewTxn

protected void handleNewTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandNewTxn command)

Overrides:

handleNewTxn in class org.apache.pulsar.common.protocol.PulsarDecoder

handleAddPartitionToTxn

protected void handleAddPartitionToTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandAddPartitionToTxn command)

Overrides:

handleAddPartitionToTxn in class org.apache.pulsar.common.protocol.PulsarDecoder

handleEndTxn

protected void handleEndTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxn command)

Overrides:

handleEndTxn in class org.apache.pulsar.common.protocol.PulsarDecoder

handleEndTxnOnPartition

protected void handleEndTxnOnPartition(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxnOnPartition command)

Overrides:

handleEndTxnOnPartition in class org.apache.pulsar.common.protocol.PulsarDecoder

handleEndTxnOnSubscription

protected void handleEndTxnOnSubscription(org.apache.pulsar.common.api.proto.PulsarApi.CommandEndTxnOnSubscription command)

Overrides:

handleEndTxnOnSubscription in class org.apache.pulsar.common.protocol.PulsarDecoder

handleAddSubscriptionToTxn

protected void handleAddSubscriptionToTxn(org.apache.pulsar.common.api.proto.PulsarApi.CommandAddSubscriptionToTxn command)

Overrides:

handleAddSubscriptionToTxn in class org.apache.pulsar.common.protocol.PulsarDecoder

isHandshakeCompleted

protected boolean isHandshakeCompleted()

Specified by:

isHandshakeCompleted in class org.apache.pulsar.common.protocol.PulsarHandler

ctx

public io.netty.channel.ChannelHandlerContext ctx()

interceptCommand

protected void interceptCommand(org.apache.pulsar.common.api.proto.PulsarApi.BaseCommand command)
                         throws org.apache.pulsar.common.intercept.InterceptException

Overrides:

interceptCommand in class org.apache.pulsar.common.protocol.PulsarDecoder

Throws:

org.apache.pulsar.common.intercept.InterceptException

closeProducer

public void closeProducer(Producer producer)

Specified by:

closeProducer in interface TransportCnx

closeConsumer

public void closeConsumer(Consumer consumer)

Specified by:

closeConsumer in interface TransportCnx

close

protected void close()

It closes the connection with client which triggers channelInactive() which clears all producers and consumers from connection-map

clientAddress

public SocketAddress clientAddress()

Specified by:

clientAddress in interface TransportCnx

removedConsumer

public void removedConsumer(Consumer consumer)

Specified by:

removedConsumer in interface TransportCnx

removedProducer

public void removedProducer(Producer producer)

Specified by:

removedProducer in interface TransportCnx

isActive

public boolean isActive()

Specified by:

isActive in interface TransportCnx

isWritable

public boolean isWritable()

Specified by:

isWritable in interface TransportCnx

startSendOperation

public void startSendOperation(Producer producer,
                               int msgSize,
                               int numMessages)

completedSendOperation

public void completedSendOperation(boolean isNonPersistentTopic,
                                   int msgSize)

Specified by:

completedSendOperation in interface TransportCnx

enableCnxAutoRead

public void enableCnxAutoRead()

Specified by:

enableCnxAutoRead in interface TransportCnx

disableCnxAutoRead

public void disableCnxAutoRead()

Specified by:

disableCnxAutoRead in interface TransportCnx

cancelPublishRateLimiting

public void cancelPublishRateLimiting()

Specified by:

cancelPublishRateLimiting in interface TransportCnx

cancelPublishBufferLimiting

public void cancelPublishBufferLimiting()

Specified by:

cancelPublishBufferLimiting in interface TransportCnx

newMessageAndIntercept

public org.apache.pulsar.common.protocol.ByteBufPair newMessageAndIntercept(long consumerId,
                                                                            org.apache.pulsar.common.api.proto.PulsarApi.MessageIdData messageId,
                                                                            int redeliveryCount,
                                                                            io.netty.buffer.ByteBuf metadataAndPayload,
                                                                            long[] ackSet,
                                                                            String topic)

getState

public org.apache.pulsar.broker.service.ServerCnx.State getState()

Helper method for testability

Returns:

the connection state

getRemoteAddress

public SocketAddress getRemoteAddress()

getBrokerService

public BrokerService getBrokerService()

Specified by:

getBrokerService in interface TransportCnx

getRole

public String getRole()

newPromise

public io.netty.util.concurrent.Promise<Void> newPromise()

Specified by:

newPromise in interface TransportCnx

getHAProxyMessage

public io.netty.handler.codec.haproxy.HAProxyMessage getHAProxyMessage()

Specified by:

getHAProxyMessage in interface TransportCnx

hasHAProxyMessage

public boolean hasHAProxyMessage()

Specified by:

hasHAProxyMessage in interface TransportCnx

isBatchMessageCompatibleVersion

public boolean isBatchMessageCompatibleVersion()

Specified by:

isBatchMessageCompatibleVersion in interface TransportCnx

getClientVersion

public String getClientVersion()

Specified by:

getClientVersion in interface TransportCnx

getMessagePublishBufferSize

public long getMessagePublishBufferSize()

Specified by:

getMessagePublishBufferSize in interface TransportCnx

isPreciseDispatcherFlowControl

public boolean isPreciseDispatcherFlowControl()

Specified by:

isPreciseDispatcherFlowControl in interface TransportCnx

getAuthState

public AuthenticationState getAuthState()

getAuthenticationData

public AuthenticationDataSource getAuthenticationData()

Specified by:

getAuthenticationData in interface TransportCnx

getPrincipal

public String getPrincipal()

getAuthenticationProvider

public AuthenticationProvider getAuthenticationProvider()

getAuthRole

public String getAuthRole()

Description copied from interface: TransportCnx

The security role for this connection

Specified by:

getAuthRole in interface TransportCnx

Returns:

the role

getAuthMethod

public String getAuthMethod()

getConsumers

public org.apache.pulsar.common.util.collections.ConcurrentLongHashMap<CompletableFuture<Consumer>> getConsumers()

getProducers

public org.apache.pulsar.common.util.collections.ConcurrentLongHashMap<CompletableFuture<Producer>> getProducers()

getCommandSender

public PulsarCommandSender getCommandSender()

Specified by:

getCommandSender in interface TransportCnx

execute

public void execute(Runnable runnable)

Specified by:

execute in interface TransportCnx