#include <net_processing.h>

Inheritance diagram for PeerLogicValidation:

Collaboration diagram for PeerLogicValidation:

Public Member Functions
	PeerLogicValidation (CConnman *connman, CScheduler &scheduler, bool enable_bip61)

void	BlockConnected (const std::shared_ptr< const CBlock > &pblock, const CBlockIndex *pindexConnected, const std::vector< CTransactionRef > &vtxConflicted) override
	Overridden from CValidationInterface. More...

void	UpdatedBlockTip (const CBlockIndex pindexNew, const CBlockIndex pindexFork, bool fInitialDownload) override
	Overridden from CValidationInterface. More...

void	BlockChecked (const CBlock &block, const CValidationState &state) override
	Overridden from CValidationInterface. More...

void	NewPoWValidBlock (const CBlockIndex *pindex, const std::shared_ptr< const CBlock > &pblock) override
	Overridden from CValidationInterface. More...

void	InitializeNode (CNode *pnode) override
	Initialize a peer by adding it to mapNodeState and pushing a message requesting its version. More...

void	FinalizeNode (NodeId nodeid, bool &fUpdateConnectionTime) override
	Handle removal of a peer by updating various state and removing it from mapNodeState. More...

bool	ProcessMessages (CNode *pfrom, std::atomic< bool > &interrupt) override
	Process protocol messages received from a given node. More...

bool	SendMessages (CNode *pto) override EXCLUSIVE_LOCKS_REQUIRED(pto -> cs_sendProcessing)
	Send queued protocol messages to be sent to a give node. More...

void	ConsiderEviction (CNode *pto, int64_t time_in_seconds) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
	Consider evicting an outbound peer based on the amount of time they've been behind our tip. More...

void	CheckForStaleTipAndEvictPeers (const Consensus::Params &consensusParams)
	Evict extra outbound peers. More...

void	EvictExtraOutboundPeers (int64_t time_in_seconds) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
	If we have extra outbound peers, try to disconnect the one with the oldest block announcement. More...

Private Attributes
CConnman *const	connman

int64_t	m_stale_tip_check_time
	Next time to check for stale tip. More...

const bool	m_enable_bip61
	Enable BIP61 (sending reject messages) More...

Additional Inherited Members
Protected Member Functions inherited from CValidationInterface
	~CValidationInterface ()=default
	Protected destructor so that instances can only be deleted by derived classes. More...

virtual void	TransactionAddedToMempool (const CTransactionRef &ptxn)
	Notifies listeners of a transaction having been added to mempool. More...

virtual void	TransactionRemovedFromMempool (const CTransactionRef &ptx)
	Notifies listeners of a transaction leaving mempool. More...

virtual void	BlockDisconnected (const std::shared_ptr< const CBlock > &block)
	Notifies listeners of a block being disconnected. More...

virtual void	ChainStateFlushed (const CBlockLocator &locator)
	Notifies listeners of the new active block chain on-disk. More...

virtual void	ResendWalletTransactions (int64_t nBestBlockTime, CConnman *connman)
	Tells listeners to broadcast their data. More...

virtual void	BlockFound (const uint256 &hash)

friend	void ::RegisterValidationInterface (CValidationInterface *)

friend	void ::UnregisterValidationInterface (CValidationInterface *)

friend	void ::UnregisterAllValidationInterfaces ()

Protected Member Functions inherited from NetEventsInterface
	~NetEventsInterface ()=default
	Protected destructor so that instances can only be deleted by derived classes. More...

Detailed Description

Definition at line 23 of file net_processing.h.

Constructor & Destructor Documentation

◆ PeerLogicValidation()

PeerLogicValidation::PeerLogicValidation	(	CConnman *	connman,
		CScheduler &	scheduler,
		bool	enable_bip61
	)

explicit

Definition at line 843 of file net_processing.cpp.

Member Function Documentation

◆ BlockChecked()

void PeerLogicValidation::BlockChecked	(	const CBlock &	block,
		const CValidationState &	state
	)

overridevirtual

Overridden from CValidationInterface.

Handle invalid block rejection and consequent peer banning, maintain which peers announce compact blocks.

Reimplemented from CValidationInterface.

Definition at line 988 of file net_processing.cpp.

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◆ BlockConnected()

void PeerLogicValidation::BlockConnected	(	const std::shared_ptr< const CBlock > &	pblock,
		const CBlockIndex *	pindex,
		const std::vector< CTransactionRef > &	vtxConflicted
	)

overridevirtual

Overridden from CValidationInterface.

Evict orphan txn pool entries (EraseOrphanTx) based on a newly connected block.

Also save the time of the last tip update.

Reimplemented from CValidationInterface.

Definition at line 862 of file net_processing.cpp.

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◆ CheckForStaleTipAndEvictPeers()

void PeerLogicValidation::CheckForStaleTipAndEvictPeers ( const Consensus::Params & consensusParams )

Evict extra outbound peers.

If we think our tip may be stale, connect to an extra outbound

Definition at line 3193 of file net_processing.cpp.

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◆ ConsiderEviction()

void PeerLogicValidation::ConsiderEviction	(	CNode *	pto,
		int64_t	time_in_seconds
	)

Consider evicting an outbound peer based on the amount of time they've been behind our tip.

Definition at line 3083 of file net_processing.cpp.

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◆ EvictExtraOutboundPeers()

void PeerLogicValidation::EvictExtraOutboundPeers ( int64_t time_in_seconds )

If we have extra outbound peers, try to disconnect the one with the oldest block announcement.

Definition at line 3136 of file net_processing.cpp.

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◆ FinalizeNode()

void PeerLogicValidation::FinalizeNode	(	NodeId	nodeid,
		bool &	fUpdateConnectionTime
	)

overridevirtual

Handle removal of a peer by updating various state and removing it from mapNodeState.

Implements NetEventsInterface.

Definition at line 623 of file net_processing.cpp.

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◆ InitializeNode()

void PeerLogicValidation::InitializeNode ( CNode * pnode )

overridevirtual

Initialize a peer by adding it to mapNodeState and pushing a message requesting its version.

Implements NetEventsInterface.

Definition at line 611 of file net_processing.cpp.

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◆ NewPoWValidBlock()

void PeerLogicValidation::NewPoWValidBlock	(	const CBlockIndex *	pindex,
		const std::shared_ptr< const CBlock > &	pblock
	)

overridevirtual

Overridden from CValidationInterface.

Maintain state about the best-seen block and fast-announce a compact block to compatible peers.

Reimplemented from CValidationInterface.

Definition at line 905 of file net_processing.cpp.

◆ ProcessMessages()

bool PeerLogicValidation::ProcessMessages	(	CNode *	pfrom,
		std::atomic< bool > &	interrupt
	)

overridevirtual

Process protocol messages received from a given node.

Parameters

[in]	pfrom	The node which we have received messages from.
[in]	interrupt	Interrupt condition for processing threads

Implements NetEventsInterface.

Definition at line 2961 of file net_processing.cpp.

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◆ SendMessages()

bool PeerLogicValidation::SendMessages ( CNode * pto ) -> cs_sendProcessing)

overridevirtual

Send queued protocol messages to be sent to a give node.

Parameters

[in] pto The node which we are sending messages to.

Returns: True if there is more work to be done

Implements NetEventsInterface.

Definition at line 3235 of file net_processing.cpp.

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◆ UpdatedBlockTip()

void PeerLogicValidation::UpdatedBlockTip	(	const CBlockIndex *	pindexNew,
		const CBlockIndex *	pindexFork,
		bool	fInitialDownload
	)

overridevirtual

Overridden from CValidationInterface.

Update our best height and announce any block hashes which weren't previously in chainActive to our peers.

Reimplemented from CValidationInterface.

Definition at line 952 of file net_processing.cpp.

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Member Data Documentation

◆ connman

CConnman* const PeerLogicValidation::connman

private

Definition at line 25 of file net_processing.h.

◆ m_enable_bip61

const bool PeerLogicValidation::m_enable_bip61

private

Enable BIP61 (sending reject messages)

Definition at line 77 of file net_processing.h.

◆ m_stale_tip_check_time

int64_t PeerLogicValidation::m_stale_tip_check_time

private

Next time to check for stale tip.

Definition at line 74 of file net_processing.h.

The documentation for this class was generated from the following files:

src/net_processing.h
src/net_processing.cpp

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PeerLogicValidation()

Member Function Documentation

◆ BlockChecked()

◆ BlockConnected()

◆ CheckForStaleTipAndEvictPeers()

◆ ConsiderEviction()

◆ EvictExtraOutboundPeers()

◆ FinalizeNode()

◆ InitializeNode()

◆ NewPoWValidBlock()

◆ ProcessMessages()

◆ SendMessages()

◆ UpdatedBlockTip()

Member Data Documentation

◆ connman

◆ m_enable_bip61

◆ m_stale_tip_check_time