node

package
v1.6.8 Latest Latest
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 Go to latest Published: Jan 5, 2024 License: GPL-3.0 Imports: 100 Imported by: 1

Documentation

Index

Constants

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const (

	// SoftRestartMessage is the custom message used when the node does a soft restart operation
	SoftRestartMessage = "Shuffled out - soft restart"
)

Variables

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var ErrCannotCastAccountHandlerToUserAccountHandler = errors.New("cannot cast account handler to user account handler")

ErrCannotCastAccountHandlerToUserAccountHandler signals that an account handler cannot be cast to user account handler

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var ErrCannotCastUserAccountHandlerToVmCommonUserAccountHandler = errors.New("cannot cast user account handler to vm common user account handler")

ErrCannotCastUserAccountHandlerToVmCommonUserAccountHandler signals that an user account handler cannot be cast to vm common user account handler

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var ErrDataFieldTooBig = errors.New("data field is too big")

ErrDataFieldTooBig signals that the data field is too big

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var ErrDifferentSenderShardId = errors.New("different shard ID between the transaction sender shard ID and current node shard ID")

ErrDifferentSenderShardId signals that a different shard ID was detected between the sender shard ID and the current node shard ID

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var ErrEmptyQueryHandlerName = errors.New("empty query handler name")

ErrEmptyQueryHandlerName signals that an empty string can not be used to be used in the query handler container

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var ErrInvalidAddressLength = errors.New("invalid address length")

ErrInvalidAddressLength signals that an invalid address length has been provided

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var ErrInvalidChainIDInTransaction = errors.New("invalid chain ID")

ErrInvalidChainIDInTransaction signals that an invalid chain id has been provided in transaction

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var ErrInvalidESDTRole = errors.New("invalid ESDT role")

ErrInvalidESDTRole signals that an invalid ESDT role has been provided

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var ErrInvalidReceiverUsernameLength = errors.New("invalid receiver username length")

ErrInvalidReceiverUsernameLength signals that the length of the receiver username is invalid

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var ErrInvalidSenderUsernameLength = errors.New("invalid sender username length")

ErrInvalidSenderUsernameLength signals that the length of the sender username is invalid

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var ErrInvalidSignatureLength = errors.New("invalid signature length")

ErrInvalidSignatureLength signals that an invalid signature length has been provided

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var ErrInvalidTransactionVersion = errors.New("invalid transaction version")

ErrInvalidTransactionVersion signals that an invalid transaction version has been provided

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var ErrInvalidValue = errors.New("invalid value")

ErrInvalidValue signals that an invalid value has been provided such as NaN to an integer field

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var ErrMetachainOnlyEndpoint = errors.New("the endpoint is only available on metachain nodes")

ErrMetachainOnlyEndpoint signals that an endpoint was called, but it is only available for metachain nodes

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var ErrNegativeOrZeroConsensusGroupSize = errors.New("group size should be a strict positive number")

ErrNegativeOrZeroConsensusGroupSize signals that 0 elements consensus group is not supported

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var ErrNilAccountsAdapter = errors.New("trying to set nil accounts adapter")

ErrNilAccountsAdapter signals that a nil accounts adapter has been provided

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var ErrNilBootstrapComponents = errors.New("nil bootstrap componennts")

ErrNilBootstrapComponents signals that a nil bootstrap components instance has been provided

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var ErrNilCoreComponents = errors.New("nil core components")

ErrNilCoreComponents signals that a nil core components instance has been provided

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var ErrNilCreateTransactionArgs = errors.New("nil args for create transaction")

ErrNilCreateTransactionArgs signals that create transaction args is nil

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var ErrNilCryptoComponents = errors.New("nil crypto components")

ErrNilCryptoComponents signals that a nil crypto components instance has been provided

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var ErrNilDataComponents = errors.New("nil data components")

ErrNilDataComponents signals that a nil data components instance has been provided

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var ErrNilDataPool = errors.New("trying to set nil data pool")

ErrNilDataPool signals that a nil data pool has been provided

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var ErrNilESDTNFTStorageHandler = errors.New("nil esdt and nft storage handler")

ErrNilESDTNFTStorageHandler signals that a nil esdt and nft storage handler has been provided

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var ErrNilMarshalizer = errors.New("trying to set nil marshalizer")

ErrNilMarshalizer signals that a nil marshalizer has been provided

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var ErrNilNetworkComponents = errors.New("nil network components")

ErrNilNetworkComponents signals that a nil network components instance has been provided

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var ErrNilNodeStopChannel = errors.New("nil node stop channel")

ErrNilNodeStopChannel signals that a nil channel for node process stop has been provided

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var ErrNilPeerDenialEvaluator = errors.New("nil peer denial evaluator")

ErrNilPeerDenialEvaluator signals that a nil peer denial evaluator was provided

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var ErrNilPrivateKey = errors.New("trying to set nil private key")

ErrNilPrivateKey signals that a nil private key has been provided

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var ErrNilProcessComponents = errors.New("nil process components")

ErrNilProcessComponents signals that a nil process components instance has been provided

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var ErrNilPubkeyConverter = errors.New("trying to use a nil pubkey converter")

ErrNilPubkeyConverter signals that a nil public key converter has been provided

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var ErrNilQueryHandler = errors.New("nil query handler")

ErrNilQueryHandler signals that a nil query handler has been provided

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var ErrNilRequestedItemsHandler = errors.New("nil requested items handler")

ErrNilRequestedItemsHandler signals that a nil requested items handler was provided

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var ErrNilShardCoordinator = errors.New("trying to set nil shard coordinator")

ErrNilShardCoordinator signals that a nil shard coordinator has been provided

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var ErrNilSingleSig = errors.New("trying to set nil singlesig")

ErrNilSingleSig signals that a nil singlesig object has been provided

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var ErrNilStateComponents = errors.New("nil state components")

ErrNilStateComponents signals that a nil state components instance has been provided

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var ErrNilStatusComponents = errors.New("nil status components")

ErrNilStatusComponents signals that a nil status components instance has been provided

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var ErrNilStatusCoreComponents = errors.New("nil status core components")

ErrNilStatusCoreComponents signals that a nil status core components has been provided

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var ErrNilStatusHandler = errors.New("nil status handler")

ErrNilStatusHandler signals that a nil status handler was provided

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var ErrNodeCloseFailed = errors.New("node closing failed ")

ErrNodeCloseFailed signals that the close function of the node failed

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var ErrQueryHandlerAlreadyExists = errors.New("query handler already exists")

ErrQueryHandlerAlreadyExists signals that the query handler is already registered

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var ErrSystemBusyGeneratingTransactions = errors.New("system busy while generating bulk transactions")

ErrSystemBusyGeneratingTransactions signals that to many transactions are trying to get generated

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var ErrTransactionValueLengthTooBig = errors.New("value length is too big")

ErrTransactionValueLengthTooBig signals that a too big value has been given to a transaction

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var ErrTrieOperationsTimeout = errors.New("trie operations timeout")

ErrTrieOperationsTimeout signals that a trie operation took too long

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var ErrUnknownPeerID = errors.New("unknown peer ID")

ErrUnknownPeerID signals that the provided peer is unknown by the current node

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var ErrZeroRoundDurationNotSupported = errors.New("0 round duration time is not supported")

ErrZeroRoundDurationNotSupported signals that 0 seconds round duration is not supported

Functions

func NewNodeRunner 

func NewNodeRunner(cfgs *config.Configs) (*nodeRunner, error)

NewNodeRunner creates a nodeRunner instance

Types

type HardforkTrigger 

type HardforkTrigger interface {
	SetExportFactoryHandler(exportFactoryHandler update.ExportFactoryHandler) error
	TriggerReceived(payload []byte, data []byte, pkBytes []byte) (bool, error)
	RecordedTriggerMessage() ([]byte, bool)
	Trigger(epoch uint32, withEarlyEndOfEpoch bool) error
	CreateData() []byte
	AddCloser(closer update.Closer) error
	NotifyTriggerReceivedV2() <-chan struct{}
	IsSelfTrigger() bool
	IsInterfaceNil() bool
}

HardforkTrigger defines the behavior of a hardfork trigger

type HealthService 

type HealthService interface {
	io.Closer
	RegisterComponent(component interface{})
}

HealthService defines the behavior of a service able to keep track of the node's health

type NetworkShardingCollector 

type NetworkShardingCollector interface {
	UpdatePeerIDInfo(pid core.PeerID, pk []byte, shardID uint32)
	PutPeerIdSubType(pid core.PeerID, peerSubType core.P2PPeerSubType)
	GetPeerInfo(pid core.PeerID) core.P2PPeerInfo
	IsInterfaceNil() bool
}

NetworkShardingCollector defines the updating methods used by the network sharding component The interface assures that the collected data will be used by the p2p network sharding components

type Node 

type Node struct {
	// contains filtered or unexported fields
}

Node is a structure that holds all managed components

func CreateNode 

func CreateNode(
	config *config.Config,
	statusCoreComponents factory.StatusCoreComponentsHandler,
	bootstrapComponents factory.BootstrapComponentsHandler,
	coreComponents factory.CoreComponentsHandler,
	cryptoComponents factory.CryptoComponentsHandler,
	dataComponents factory.DataComponentsHandler,
	networkComponents factory.NetworkComponentsHandler,
	processComponents factory.ProcessComponentsHandler,
	stateComponents factory.StateComponentsHandler,
	statusComponents factory.StatusComponentsHandler,
	heartbeatV2Components factory.HeartbeatV2ComponentsHandler,
	consensusComponents factory.ConsensusComponentsHandler,
	bootstrapRoundIndex uint64,
	isInImportMode bool,
) (*Node, error)

CreateNode is the node factory

func NewNode 

func NewNode(opts ...Option) (*Node, error)

NewNode creates a new Node instance

func (*Node) AddQueryHandler 

func (n *Node) AddQueryHandler(name string, handler debug.QueryHandler) error

AddQueryHandler adds a query handler in cache

func (*Node) ApplyOptions 

func (n *Node) ApplyOptions(opts ...Option) error

ApplyOptions can set up different configurable options of a Node instance

func (*Node) Close 

func (n *Node) Close() error

Close closes all underlying components

func (*Node) CreateShardedStores 

func (n *Node) CreateShardedStores() error

CreateShardedStores instantiate sharded cachers for Transactions and Headers

func (*Node) CreateTransaction 

func (n *Node) CreateTransaction(txArgs *external.ArgsCreateTransaction) (*transaction.Transaction, []byte, error)

CreateTransaction will return a transaction from all the required fields

func (*Node) DecodeAddressPubkey 

func (n *Node) DecodeAddressPubkey(pk string) ([]byte, error)

DecodeAddressPubkey will try to decode the provided address public key string

func (*Node) DirectTrigger 

func (n *Node) DirectTrigger(epoch uint32, withEarlyEndOfEpoch bool) error

DirectTrigger will start the hardfork trigger

func (*Node) EncodeAddressPubkey 

func (n *Node) EncodeAddressPubkey(pk []byte) (string, error)

EncodeAddressPubkey will encode the provided address public key bytes to string

func (*Node) GenerateAndSendBulkTransactions 

func (n *Node) GenerateAndSendBulkTransactions(
	receiverHex string,
	value *big.Int,
	numOfTxs uint64,
	sk crypto.PrivateKey,
	whiteList func([]*transaction.Transaction),
	chainID []byte,
	minTxVersion uint32,
) error

GenerateAndSendBulkTransactions is a method for generating and propagating a set of transactions to be processed. It is mainly used for demo purposes

func (*Node) GenerateTransaction 

func (n *Node) GenerateTransaction(senderHex string, receiverHex string, value *big.Int, transactionData string, privateKey crypto.PrivateKey, chainID []byte, minTxVersion uint32) (*transaction.Transaction, error)

GenerateTransaction generates a new transaction with sender, receiver, amount and code

func (*Node) GetAccount 

func (n *Node) GetAccount(address string, options api.AccountQueryOptions) (api.AccountResponse, api.BlockInfo, error)

GetAccount will return account details for a given address

func (*Node) GetAllESDTTokens 

func (n *Node) GetAllESDTTokens(address string, options api.AccountQueryOptions, ctx context.Context) (map[string]*esdt.ESDigitalToken, api.BlockInfo, error)

GetAllESDTTokens returns all the ESDTs that the given address interacted with

func (*Node) GetAllIssuedESDTs 

func (n *Node) GetAllIssuedESDTs(tokenType string, ctx context.Context) ([]string, error)

GetAllIssuedESDTs returns all the issued esdt tokens, works only on metachain

func (*Node) GetBalance 

func (n *Node) GetBalance(address string, options api.AccountQueryOptions) (*big.Int, api.BlockInfo, error)

GetBalance gets the balance for a specific address

func (*Node) GetBootstrapComponents 

func (n *Node) GetBootstrapComponents() mainFactory.BootstrapComponentsHolder

GetBootstrapComponents returns the bootstrap components

func (*Node) GetCode 

func (n *Node) GetCode(codeHash []byte, options api.AccountQueryOptions) ([]byte, api.BlockInfo)

GetCode returns the code for the given code hash

func (*Node) GetCodeHash 

func (n *Node) GetCodeHash(address string, options api.AccountQueryOptions) ([]byte, api.BlockInfo, error)

GetCodeHash gets the code hash for a specific address

func (*Node) GetConnectedPeersRatingsOnMainNetwork added in v1.6.0 

func (n *Node) GetConnectedPeersRatingsOnMainNetwork() (string, error)

GetConnectedPeersRatingsOnMainNetwork returns the connected peers ratings on the main network

func (*Node) GetConsensusComponents 

func (n *Node) GetConsensusComponents() mainFactory.ConsensusComponentsHolder

GetConsensusComponents returns the consensus components

func (*Node) GetConsensusGroupSize 

func (n *Node) GetConsensusGroupSize() int

GetConsensusGroupSize returns the configured consensus size

func (*Node) GetCoreComponents 

func (n *Node) GetCoreComponents() mainFactory.CoreComponentsHolder

GetCoreComponents returns the core components

func (*Node) GetCryptoComponents 

func (n *Node) GetCryptoComponents() mainFactory.CryptoComponentsHolder

GetCryptoComponents returns the crypto components

func (*Node) GetDataComponents 

func (n *Node) GetDataComponents() mainFactory.DataComponentsHolder

GetDataComponents returns the data components

func (*Node) GetESDTData 

func (n *Node) GetESDTData(address, tokenID string, nonce uint64, options api.AccountQueryOptions) (*esdt.ESDigitalToken, api.BlockInfo, error)

GetESDTData returns the esdt balance and properties from a given account

func (*Node) GetESDTsRoles 

func (n *Node) GetESDTsRoles(address string, options api.AccountQueryOptions, ctx context.Context) (map[string][]string, api.BlockInfo, error)

GetESDTsRoles returns all the tokens identifiers and roles for the given address

func (*Node) GetESDTsWithRole 

func (n *Node) GetESDTsWithRole(address string, role string, options api.AccountQueryOptions, ctx context.Context) ([]string, api.BlockInfo, error)

GetESDTsWithRole returns all the tokens with the given role for the given address

func (*Node) GetEpochStartDataAPI 

func (n *Node) GetEpochStartDataAPI(epoch uint32) (*common.EpochStartDataAPI, error)

GetEpochStartDataAPI returns epoch start data of a given epoch

func (*Node) GetGuardianData added in v1.5.0 

func (n *Node) GetGuardianData(address string, options api.AccountQueryOptions) (api.GuardianData, api.BlockInfo, error)

GetGuardianData returns the guardian data for given account

func (*Node) GetHeartbeatV2Components 

func (n *Node) GetHeartbeatV2Components() mainFactory.HeartbeatV2ComponentsHolder

GetHeartbeatV2Components returns the heartbeatV2 components

func (*Node) GetHeartbeats 

func (n *Node) GetHeartbeats() []heartbeatData.PubKeyHeartbeat

GetHeartbeats returns the heartbeat status for each public key defined in genesis.json

func (*Node) GetKeyValuePairs 

func (n *Node) GetKeyValuePairs(address string, options api.AccountQueryOptions, ctx context.Context) (map[string]string, api.BlockInfo, error)

GetKeyValuePairs returns all the key-value pairs under the address

func (*Node) GetNFTTokenIDsRegisteredByAddress 

func (n *Node) GetNFTTokenIDsRegisteredByAddress(address string, options api.AccountQueryOptions, ctx context.Context) ([]string, api.BlockInfo, error)

GetNFTTokenIDsRegisteredByAddress returns all the token identifiers for semi or non fungible tokens registered by the address

func (*Node) GetNetworkComponents 

func (n *Node) GetNetworkComponents() mainFactory.NetworkComponentsHolder

GetNetworkComponents returns the network components

func (*Node) GetPeerInfo 

func (n *Node) GetPeerInfo(pid string) ([]core.QueryP2PPeerInfo, error)

GetPeerInfo returns information about a peer id

func (*Node) GetProcessComponents 

func (n *Node) GetProcessComponents() mainFactory.ProcessComponentsHolder

GetProcessComponents returns the process components

func (*Node) GetProof 

func (n *Node) GetProof(rootHash string, key string) (*common.GetProofResponse, error)

GetProof returns the Merkle proof for the given address and root hash

func (*Node) GetProofDataTrie 

func (n *Node) GetProofDataTrie(rootHash string, address string, key string) (*common.GetProofResponse, *common.GetProofResponse, error)

GetProofDataTrie returns the Merkle Proof for the given address, and another Merkle Proof for the given key, if it exists in the dataTrie

func (*Node) GetQueryHandler 

func (n *Node) GetQueryHandler(name string) (debug.QueryHandler, error)

GetQueryHandler returns the query handler if existing

func (*Node) GetStateComponents 

func (n *Node) GetStateComponents() mainFactory.StateComponentsHolder

GetStateComponents returns the state components

func (*Node) GetStatusComponents 

func (n *Node) GetStatusComponents() mainFactory.StatusComponentsHolder

GetStatusComponents returns the status components

func (*Node) GetStatusCoreComponents 

func (n *Node) GetStatusCoreComponents() mainFactory.StatusCoreComponentsHolder

GetStatusCoreComponents returns the status core components

func (*Node) GetTokenSupply 

func (n *Node) GetTokenSupply(token string) (*api.ESDTSupply, error)

GetTokenSupply returns the provided token supply from current shard

func (*Node) GetUsername 

func (n *Node) GetUsername(address string, options api.AccountQueryOptions) (string, api.BlockInfo, error)

GetUsername gets the username for a specific address

func (*Node) GetValueForKey 

func (n *Node) GetValueForKey(address string, key string, options api.AccountQueryOptions) (string, api.BlockInfo, error)

GetValueForKey will return the value for a key from a given account

func (*Node) IsDataTrieMigrated added in v1.6.0 

func (n *Node) IsDataTrieMigrated(address string, options api.AccountQueryOptions) (bool, error)

IsDataTrieMigrated returns true if the data trie for the given address is migrated

func (*Node) IsInImportMode 

func (n *Node) IsInImportMode() bool

IsInImportMode returns true if the node is in import mode

func (*Node) IsInterfaceNil 

func (n *Node) IsInterfaceNil() bool

IsInterfaceNil returns true if there is no value under the interface

func (*Node) IsSelfTrigger 

func (n *Node) IsSelfTrigger() bool

IsSelfTrigger returns true if the trigger's registered public key matches the self public key

func (*Node) SendBulkTransactions 

func (n *Node) SendBulkTransactions(txs []*transaction.Transaction) (uint64, error)

SendBulkTransactions sends the provided transactions as a bulk, optimizing transfer between nodes

func (*Node) ValidateTransaction 

func (n *Node) ValidateTransaction(tx *transaction.Transaction) error

ValidateTransaction will validate a transaction

func (*Node) ValidateTransactionForSimulation 

func (n *Node) ValidateTransactionForSimulation(tx *transaction.Transaction, checkSignature bool) error

ValidateTransactionForSimulation will validate a transaction for use in transaction simulation process

func (*Node) ValidatorStatisticsApi 

func (n *Node) ValidatorStatisticsApi() (map[string]*accounts.ValidatorApiResponse, error)

ValidatorStatisticsApi will return the statistics for all the validators from the initial nodes pub keys

func (*Node) VerifyProof 

func (n *Node) VerifyProof(rootHash string, address string, proof [][]byte) (bool, error)

VerifyProof verifies the given Merkle proof

type Option 

type Option func(*Node) error

Option represents a functional configuration parameter that can operate 

over the None struct.

func WithAddressSignatureSize 

func WithAddressSignatureSize(signatureSize int) Option

WithAddressSignatureSize sets up an addressSignatureSize option for the Node

func WithBootstrapComponents 

func WithBootstrapComponents(bootstrapComponents factory.BootstrapComponentsHandler) Option

WithBootstrapComponents sets up the Node bootstrap components

func WithBootstrapRoundIndex 

func WithBootstrapRoundIndex(bootstrapRoundIndex uint64) Option

WithBootstrapRoundIndex sets up a bootstrapRoundIndex option for the Node

func WithConsensusComponents 

func WithConsensusComponents(consensusComponents factory.ConsensusComponentsHandler) Option

WithConsensusComponents sets up the Node consensus components

func WithConsensusGroupSize 

func WithConsensusGroupSize(consensusGroupSize int) Option

WithConsensusGroupSize sets up the consensus group size option for the Node

func WithConsensusType 

func WithConsensusType(consensusType string) Option

WithConsensusType sets up the consensus type option for the Node

func WithCoreComponents 

func WithCoreComponents(coreComponents factory.CoreComponentsHandler) Option

WithCoreComponents sets up the Node core components

func WithCryptoComponents 

func WithCryptoComponents(cryptoComponents factory.CryptoComponentsHandler) Option

WithCryptoComponents sets up Node crypto components

func WithDataComponents 

func WithDataComponents(dataComponents factory.DataComponentsHandler) Option

WithDataComponents sets up the Node data components

func WithESDTNFTStorageHandler 

func WithESDTNFTStorageHandler(storageHandler vmcommon.ESDTNFTStorageHandler) Option

WithESDTNFTStorageHandler sets the esdt nft storage handler

func WithEnableSignTxWithHashEpoch 

func WithEnableSignTxWithHashEpoch(enableSignTxWithHashEpoch uint32) Option

WithEnableSignTxWithHashEpoch sets up enableSignTxWithHashEpoch for the node

func WithGenesisTime 

func WithGenesisTime(genesisTime time.Time) Option

WithGenesisTime sets up the genesis time option for the Node

func WithHeartbeatV2Components 

func WithHeartbeatV2Components(heartbeatV2Components factory.HeartbeatV2ComponentsHandler) Option

WithHeartbeatV2Components sets up the Node heartbeatV2 components

func WithImportMode 

func WithImportMode(importMode bool) Option

WithImportMode sets up the flag if the node is running in import mode

func WithInitialNodesPubKeys 

func WithInitialNodesPubKeys(pubKeys map[uint32][]string) Option

WithInitialNodesPubKeys sets up the initial nodes public key option for the Node

func WithNetworkComponents 

func WithNetworkComponents(networkComponents factory.NetworkComponentsHandler) Option

WithNetworkComponents sets up the Node network components

func WithNodeStopChannel 

func WithNodeStopChannel(channel chan endProcess.ArgEndProcess) Option

WithNodeStopChannel sets up the channel which will handle closing the node

func WithPeerDenialEvaluator 

func WithPeerDenialEvaluator(handler p2p.PeerDenialEvaluator) Option

WithPeerDenialEvaluator sets up a peer denial evaluator for the Node

func WithProcessComponents 

func WithProcessComponents(processComponents factory.ProcessComponentsHandler) Option

WithProcessComponents sets up the Node process components

func WithPublicKeySize 

func WithPublicKeySize(publicKeySize int) Option

WithPublicKeySize sets up a publicKeySize option for the Node

func WithRequestedItemsHandler 

func WithRequestedItemsHandler(requestedItemsHandler dataRetriever.RequestedItemsHandler) Option

WithRequestedItemsHandler sets up a requested items handler for the Node

func WithRoundDuration 

func WithRoundDuration(roundDuration uint64) Option

WithRoundDuration sets up the round duration option for the Node

func WithStateComponents 

func WithStateComponents(stateComponents factory.StateComponentsHandler) Option

WithStateComponents sets up the Node state components

func WithStatusComponents 

func WithStatusComponents(statusComponents factory.StatusComponentsHandler) Option

WithStatusComponents sets up the Node status components

func WithStatusCoreComponents 

func WithStatusCoreComponents(statusCoreComponents factory.StatusCoreComponentsHandler) Option

WithStatusCoreComponents sets up the Node status core components

func WithValidatorSignatureSize 

func WithValidatorSignatureSize(signatureSize int) Option

WithValidatorSignatureSize sets up a validatorSignatureSize option for the Node

type P2PAntifloodHandler 

type P2PAntifloodHandler interface {
	CanProcessMessage(message p2p.MessageP2P, fromConnectedPeer core.PeerID) error
	CanProcessMessagesOnTopic(peer core.PeerID, topic string, numMessages uint32, totalSize uint64, sequence []byte) error
	ResetForTopic(topic string)
	SetMaxMessagesForTopic(topic string, maxNum uint32)
	ApplyConsensusSize(size int)
	BlacklistPeer(peer core.PeerID, reason string, duration time.Duration)
	IsInterfaceNil() bool
}

P2PAntifloodHandler defines the behavior of a component able to signal that the system is too busy (or flooded) processing p2p messages

type Throttler 

type Throttler interface {
	CanProcess() bool
	StartProcessing()
	EndProcessing()
	IsInterfaceNil() bool
}

Throttler can monitor the number of the currently running go routines

Source Files

View all Source files

Directories

Path Synopsis
blockAPI
logs
timemachine
timemachine/fee
transactionAPI
factory
disabled
factory

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