light

package
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 Go to latest Published: Sep 7, 2020 License: GPL-3.0, GPL-3.0 Imports: 47 Imported by: 0

Documentation

Overview

Package les implements the Light Ethereum Subprotocol.

Package les implements the Light Palletone Subprotocol.

Package les implements the Light Palletone Subprotocol.

Package les implements the Light Ethereum Subprotocol.

Package les implements the Light Ethereum Subprotocol.

Package les implements the Light Ethereum Subprotocol.

  • @author PalletOne core developer Jiyou Wang <dev@pallet.one>

  • @date 2018

    This file is part of go-palletone. go-palletone is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. go-palletone is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with go-palletone. If not, see <http://www.gnu.org/licenses/>.

  • @author PalletOne core developer Jiyou Wang <dev@pallet.one>

  • @date 2018

Index

Constants

View Source 
const (
	NetworkId          = 1
	ProtocolMaxMsgSize = 10 * 1024 * 1024 // Maximum cap on the size of a protocol message
)
View Source 
const (
	// Protocol messages belonging to LPV1
	StatusMsg          = 0x00
	AnnounceMsg        = 0x01
	GetBlockHeadersMsg = 0x02
	BlockHeadersMsg    = 0x03
	GetUTXOsMsg        = 0x04
	UTXOsMsg           = 0x05
	GetProofsMsg       = 0x06
	ProofsMsg          = 0x07
	SendTxMsg          = 0x08
	GetLeafNodesMsg    = 0x09
	LeafNodesMsg       = 0x0a
)

les protocol message codes

View Source 
const (
	ErrMsgTooLarge = iota
	ErrDecode
	ErrInvalidMsgCode
	ErrProtocolVersionMismatch
	ErrNetworkIdMismatch
	ErrGenesisBlockMismatch
	ErrNoStatusMsg
	ErrExtraStatusMsg
	ErrSuspendedPeer
	ErrUselessPeer
	ErrRequestRejected
	ErrUnexpectedResponse
	ErrInvalidResponse
	ErrTooManyTimeouts
	ErrMissingKey
)
View Source 
const (
	CodeErr        = "error"
	CodeOK         = "ok"
	CodeTimeout    = "timeout"
	CodeEmptyPeers = "empty peers"
)
View Source 
const (
	OKUTXOsSync   = 0
	ERRUTXOsExist = 3
)
View Source 
const (
	ERRSPVOTHERS  = 1
	ERRSPVTIMEOUT = 2
)
View Source 
const (
	MaxHeaderFetch = 192 // Amount of block headers to be fetched per retrieval request

)

Variables

View Source 
var (
	ClientProtocolVersions = []uint{lpv1}
	ServerProtocolVersions = []uint{lpv1}
)

Supported versions of the les protocol (first is primary)

View Source 
var ProtocolLengths = map[uint]uint64{/* contains filtered or unexported fields */}

Number of implemented message corresponding to different protocol versions.

Functions

func NewProofReq 

func NewProofReq(txhash common.Hash, valid *Validation) *proofReq

func NewUTXOsReq 

func NewUTXOsReq(addr string, utxosync *UtxosSync) *utxosReq

func NewUtxosRespData 

func NewUtxosRespData() *utxosRespData

Types

type BlockChain 

type BlockChain interface {
	//Config() *params.ChainConfig
	HasHeader(hash common.Hash, number uint64) bool
	GetHeader(hash common.Hash, number uint64) *modules.Header
	GetHeaderByHash(hash common.Hash) *modules.Header
	CurrentHeader() *modules.Header
	GetTd(hash common.Hash, number uint64) *big.Int
	//State() (*state.StateDB, error)
	InsertHeaderChain(chain []*modules.Header, checkFreq int) (int, error)
	Rollback(chain []common.Hash)
	GetHeaderByNumber(number uint64) *modules.Header
	GetBlockHashesFromHash(hash common.Hash, max uint64) []common.Hash
	//Genesis() *types.Block
	SubscribeChainHeadEvent(ch chan<- modules.ChainHeadEvent) event.Subscription
}

type CodeData 

type CodeData []struct {
	Value []byte
}

CodeData is the network response packet for a node data retrieval.

type LesApiBackend 

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

func (*LesApiBackend) AccountManager 

func (b *LesApiBackend) AccountManager() *accounts.Manager

func (*LesApiBackend) BlockByNumber 

func (b *LesApiBackend) BlockByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*modules.Unit, error)

func (*LesApiBackend) ChainDb 

func (b *LesApiBackend) ChainDb() ptndb.Database

func (*LesApiBackend) ContractDeploy 

func (b *LesApiBackend) ContractDeploy(templateId []byte, txid string, args [][]byte,
	timeout time.Duration) (deployId []byte, err error)

func (*LesApiBackend) ContractDeployReqTx 

func (b *LesApiBackend) ContractDeployReqTx(from, to common.Address, daoAmount, daoFee uint64,
	templateId []byte, args [][]byte, extData []byte, timeout time.Duration) (reqId common.Hash,
	depId common.Address, err error)

func (*LesApiBackend) ContractDeployReqTxFee 

func (b *LesApiBackend) ContractDeployReqTxFee(from, to common.Address, daoAmount, daoFee uint64, templateId []byte,
	args [][]byte, extData []byte, timeout time.Duration) (fee float64, size float64, tm uint32, err error)

func (*LesApiBackend) ContractInstall 

func (b *LesApiBackend) ContractInstall(ccName string, ccPath string, ccVersion string, ccDescription, ccAbi,
	ccLanguage string) (TemplateId []byte, err error)

contract control

func (*LesApiBackend) ContractInstallReqTx 

func (b *LesApiBackend) ContractInstallReqTx(from, to common.Address, daoAmount, daoFee uint64,
	tplName, path, version string, description, abi, language string, addrs []common.Address) (reqId common.Hash,
	tplId []byte, err error)

func (*LesApiBackend) ContractInstallReqTxFee 

func (b *LesApiBackend) ContractInstallReqTxFee(from, to common.Address, daoAmount, daoFee uint64, tplName,
	path, version string, description, abi, language string, addrs []common.Address) (fee float64, size float64, tm uint32,
	err error)

func (*LesApiBackend) ContractInvoke 

func (b *LesApiBackend) ContractInvoke(deployId []byte, txid string, args [][]byte,
	timeout time.Duration) (rspPayload []byte, err error)

ContractInvoke(txBytes []byte) (rspPayload []byte, err error)

func (*LesApiBackend) ContractInvokeReqTokenTx 

func (b *LesApiBackend) ContractInvokeReqTokenTx(from, to common.Address, token *modules.Asset, amountToken, fee uint64,
	contractAddress common.Address, args [][]byte, timeout uint32) (reqId common.Hash, err error)

func (*LesApiBackend) ContractInvokeReqTx 

func (b *LesApiBackend) ContractInvokeReqTx(from, to common.Address, daoAmount, daoFee uint64,
	certID *big.Int, contractAddress common.Address, args [][]byte, timeout uint32) (reqId common.Hash, err error)

func (*LesApiBackend) ContractInvokeReqTxFee 

func (b *LesApiBackend) ContractInvokeReqTxFee(from, to common.Address, daoAmount, daoFee uint64, certID *big.Int,
	contractAddress common.Address, args [][]byte, timeout uint32) (fee float64, size float64, tm uint32, err error)

func (*LesApiBackend) ContractQuery 

func (b *LesApiBackend) ContractQuery(id []byte, args [][]byte,
	timeout time.Duration) (rspPayload []byte, err error)

func (*LesApiBackend) ContractStop 

func (b *LesApiBackend) ContractStop(deployId []byte, txid string, deleteImage bool) error

func (*LesApiBackend) ContractStopReqTx 

func (b *LesApiBackend) ContractStopReqTx(from, to common.Address, daoAmount, daoFee uint64,
	contractId common.Address, deleteImage bool) (reqId common.Hash, err error)

func (*LesApiBackend) ContractStopReqTxFee 

func (b *LesApiBackend) ContractStopReqTxFee(from, to common.Address, daoAmount, daoFee uint64, contractId common.Address,
	deleteImage bool) (fee float64, size float64, tm uint32, err error)

func (*LesApiBackend) CurrentBlock 

func (b *LesApiBackend) CurrentBlock() *modules.Unit

func (*LesApiBackend) Dag 

func (b *LesApiBackend) Dag() dag.IDag

func (*LesApiBackend) DecodeJsonTx 

func (b *LesApiBackend) DecodeJsonTx(hex string) (string, error)

func (*LesApiBackend) DecodeTx 

func (b *LesApiBackend) DecodeTx(hex string) (string, error)

func (*LesApiBackend) Downloader 

func (b *LesApiBackend) Downloader() *downloader.Downloader

func (*LesApiBackend) ElectionVrf 

func (b *LesApiBackend) ElectionVrf(id uint32) ([]byte, error)

func (*LesApiBackend) EncodeTx 

func (b *LesApiBackend) EncodeTx(jsonStr string) (string, error)

func (*LesApiBackend) EventMux 

func (b *LesApiBackend) EventMux() *event.TypeMux

func (*LesApiBackend) GetAddrByOutPoint 

func (b *LesApiBackend) GetAddrByOutPoint(outPoint *modules.OutPoint) (common.Address, error)

func (*LesApiBackend) GetAddrOutpoints 

func (b *LesApiBackend) GetAddrOutpoints(addr string) ([]modules.OutPoint, error)

GetAddrOutput(addr string) ([]modules.Output, error) ------- Get addr utxo start ------//

func (*LesApiBackend) GetAddrRawUtxos 

func (b *LesApiBackend) GetAddrRawUtxos(addr string) (map[modules.OutPoint]*modules.Utxo, error)

func (*LesApiBackend) GetAddrTokenFlow 

func (b *LesApiBackend) GetAddrTokenFlow(addr, token string) ([]*ptnjson.TokenFlowJson, error)

func (*LesApiBackend) GetAddrTxHistory 

func (b *LesApiBackend) GetAddrTxHistory(addr string) ([]*ptnjson.TxHistoryJson, error)

func (*LesApiBackend) GetAddrUtxos 

func (b *LesApiBackend) GetAddrUtxos(addr string) ([]*ptnjson.UtxoJson, error)

func (*LesApiBackend) GetAddrUtxos2 

func (b *LesApiBackend) GetAddrUtxos2(addr string) ([]*ptnjson.UtxoJson, error)

func (*LesApiBackend) GetAddressBalanceStatistics 

func (b *LesApiBackend) GetAddressBalanceStatistics(token string, topN int) (*statistics.TokenAddressBalanceJson,
	error)

func (*LesApiBackend) GetAllContractTpl 

func (b *LesApiBackend) GetAllContractTpl() ([]*ptnjson.ContractTemplateJson, error)

func (*LesApiBackend) GetAllContracts 

func (b *LesApiBackend) GetAllContracts() ([]*ptnjson.ContractJson, error)

func (*LesApiBackend) GetAllData 

func (b *LesApiBackend) GetAllData() ([][]byte, [][]byte)

func (*LesApiBackend) GetAllUtxos 

func (b *LesApiBackend) GetAllUtxos() ([]*ptnjson.UtxoJson, error)

func (*LesApiBackend) GetAssetExistence 

func (b *LesApiBackend) GetAssetExistence(asset string) ([]*ptnjson.ProofOfExistenceJson, error)

func (*LesApiBackend) GetAssetTxHistory 

func (b *LesApiBackend) GetAssetTxHistory(asset *modules.Asset) ([]*ptnjson.TxHistoryJson, error)

func (*LesApiBackend) GetBlock 

func (b *LesApiBackend) GetBlock(ctx context.Context, blockHash common.Hash) (*modules.Unit, error)

func (*LesApiBackend) GetChainParameters 

func (b *LesApiBackend) GetChainParameters() *core.ChainParameters

func (*LesApiBackend) GetCommon 

func (b *LesApiBackend) GetCommon(key []byte, stableDb bool) ([]byte, error)

dag's get common

func (*LesApiBackend) GetCommonByPrefix 

func (b *LesApiBackend) GetCommonByPrefix(prefix []byte, stableDb bool) map[string][]byte

func (*LesApiBackend) GetContract 

func (b *LesApiBackend) GetContract(contractAddr common.Address) (*ptnjson.ContractJson, error)

Get Contract Api

func (*LesApiBackend) GetContractInvokeHistory 

func (b *LesApiBackend) GetContractInvokeHistory(addr string) ([]*ptnjson.ContractInvokeHistoryJson, error)

func (*LesApiBackend) GetContractState 

func (b *LesApiBackend) GetContractState(contractid []byte, key string) ([]byte, *modules.StateVersion, error)

func (*LesApiBackend) GetContractStateJsonByPrefix 

func (b *LesApiBackend) GetContractStateJsonByPrefix(contractid []byte, prefix string) ([]ptnjson.ContractStateJson, error)

func (*LesApiBackend) GetContractStatesByPrefix 

func (b *LesApiBackend) GetContractStatesByPrefix(id []byte, prefix string) (map[string]*modules.ContractStateValue,
	error)

func (*LesApiBackend) GetContractTpl 

func (b *LesApiBackend) GetContractTpl(tplId []byte) (*modules.ContractTemplate, error)

func (*LesApiBackend) GetContractsByTpl 

func (b *LesApiBackend) GetContractsByTpl(tplId []byte) ([]*ptnjson.ContractJson, error)

func (*LesApiBackend) GetContractsWithJuryAddr 

func (b *LesApiBackend) GetContractsWithJuryAddr(addr common.Hash) []*modules.Contract

func (*LesApiBackend) GetFileInfo 

func (b *LesApiBackend) GetFileInfo(filehash string) ([]*modules.FileInfo, error)

func (*LesApiBackend) GetHeaderByHash 

func (b *LesApiBackend) GetHeaderByHash(hash common.Hash) (*modules.Header, error)

func (*LesApiBackend) GetHeaderByNumber 

func (b *LesApiBackend) GetHeaderByNumber(number *modules.ChainIndex) (*modules.Header, error)

func (*LesApiBackend) GetJuryAccount 

func (b *LesApiBackend) GetJuryAccount() []common.Address

func (*LesApiBackend) GetKeyStore 

func (b *LesApiBackend) GetKeyStore() *keystore.KeyStore

func (*LesApiBackend) GetPoolNonce 

func (b *LesApiBackend) GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)

func (*LesApiBackend) GetPoolTransaction 

func (b *LesApiBackend) GetPoolTransaction(txHash common.Hash) *modules.Transaction

func (*LesApiBackend) GetPoolTransactions 

func (b *LesApiBackend) GetPoolTransactions() (modules.Transactions, error)

func (*LesApiBackend) GetPoolTxsByAddr 

func (b *LesApiBackend) GetPoolTxsByAddr(addr string) ([]*txspool.TxPoolTransaction, error)

func (*LesApiBackend) GetPrefix 

func (b *LesApiBackend) GetPrefix(prefix string) map[string][]byte

TODO wangjiyou

func (*LesApiBackend) GetProofTxInfoByHash 

func (b *LesApiBackend) GetProofTxInfoByHash(txhash string) ([][]byte, error)

SPV

func (*LesApiBackend) GetStxoEntry 

func (b *LesApiBackend) GetStxoEntry(outpoint *modules.OutPoint) (*ptnjson.StxoJson, error)

func (*LesApiBackend) GetTd 

func (b *LesApiBackend) GetTd(blockHash common.Hash) *big.Int

func (*LesApiBackend) GetTxByHash 

func (b *LesApiBackend) GetTxByHash(hash common.Hash) (*ptnjson.TxWithUnitInfoJson, error)

func (*LesApiBackend) GetTxByReqId 

func (b *LesApiBackend) GetTxByReqId(hash common.Hash) (*ptnjson.TxWithUnitInfoJson, error)

func (*LesApiBackend) GetTxByTxid_back 

func (b *LesApiBackend) GetTxByTxid_back(txid string) (*ptnjson.GetTxIdResult, error)

TxPool API SendTx(ctx context.Context, signedTx *modules.Transaction) error GetPoolTransactions() (modules.Transactions, error) GetPoolTransaction(txHash common.Hash) *modules.Transaction

func (*LesApiBackend) GetTxHashByReqId 

func (b *LesApiBackend) GetTxHashByReqId(reqid common.Hash) (common.Hash, error)

get tx hash by req id

func (*LesApiBackend) GetTxPoolTxByHash 

func (b *LesApiBackend) GetTxPoolTxByHash(hash common.Hash) (*ptnjson.TxPoolTxJson, error)

func (*LesApiBackend) GetTxSearchEntry 

func (b *LesApiBackend) GetTxSearchEntry(hash common.Hash) (*ptnjson.TxSerachEntryJson, error)

func (*LesApiBackend) GetUnitByHash 

func (b *LesApiBackend) GetUnitByHash(hash common.Hash) *modules.Unit

get level db

func (*LesApiBackend) GetUnitByNumber 

func (b *LesApiBackend) GetUnitByNumber(number *modules.ChainIndex) *modules.Unit

func (*LesApiBackend) GetUnitTxsHashHex 

func (b *LesApiBackend) GetUnitTxsHashHex(hash common.Hash) ([]string, error)

func (*LesApiBackend) GetUnitTxsInfo 

func (b *LesApiBackend) GetUnitTxsInfo(hash common.Hash) ([]*ptnjson.TxSummaryJson, error)

get transaction interface

func (*LesApiBackend) GetUnitsByIndex 

func (b *LesApiBackend) GetUnitsByIndex(start, end decimal.Decimal, asset string) []*modules.Unit

func (*LesApiBackend) GetUnstableUnits 

func (b *LesApiBackend) GetUnstableUnits() []*ptnjson.UnitSummaryJson

func (*LesApiBackend) GetUtxoEntry 

func (b *LesApiBackend) GetUtxoEntry(outpoint *modules.OutPoint) (*ptnjson.UtxoJson, error)

func (*LesApiBackend) HeaderByNumber 

func (b *LesApiBackend) HeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*modules.Header, error)

func (*LesApiBackend) MemdagInfos 

func (b *LesApiBackend) MemdagInfos() (*modules.MemdagInfos, error)

func (*LesApiBackend) ProofTransactionByHash 

func (b *LesApiBackend) ProofTransactionByHash(tx string) (string, error)

func (*LesApiBackend) ProofTransactionByRlptx 

func (b *LesApiBackend) ProofTransactionByRlptx(rlptx [][]byte) (string, error)

func (*LesApiBackend) ProtocolVersion 

func (b *LesApiBackend) ProtocolVersion() int

func (*LesApiBackend) QueryDbByKey 

func (b *LesApiBackend) QueryDbByKey(key []byte) *ptnjson.DbRowJson

func (*LesApiBackend) QueryDbByPrefix 

func (b *LesApiBackend) QueryDbByPrefix(prefix []byte) []*ptnjson.DbRowJson

func (*LesApiBackend) QueryProofOfExistenceByReference 

func (b *LesApiBackend) QueryProofOfExistenceByReference(ref string) ([]*ptnjson.ProofOfExistenceJson, error)

func (*LesApiBackend) Queued 

func (b *LesApiBackend) Queued() ([]*txspool.TxPoolTransaction, error)

func (*LesApiBackend) RemoveTx 

func (b *LesApiBackend) RemoveTx(txHash common.Hash)

func (*LesApiBackend) SaveCommon 

func (b *LesApiBackend) SaveCommon(key, val []byte) error

func (*LesApiBackend) SendConsensus 

func (b *LesApiBackend) SendConsensus(ctx context.Context) error

test

func (*LesApiBackend) SendContractInvokeReqTx 

func (b *LesApiBackend) SendContractInvokeReqTx(requestTx *modules.Transaction) (common.Hash, error)

func (*LesApiBackend) SendTx 

func (b *LesApiBackend) SendTx(ctx context.Context, signedTx *modules.Transaction) error

func (*LesApiBackend) SendTxs 

func (b *LesApiBackend) SendTxs(ctx context.Context, signedTxs []*modules.Transaction) []error

func (*LesApiBackend) SetHead 

func (b *LesApiBackend) SetHead(number uint64)

func (*LesApiBackend) SignAndSendRequest 

func (b *LesApiBackend) SignAndSendRequest(addr common.Address, tx *modules.Transaction) error

func (*LesApiBackend) SignAndSendTransaction 

func (b *LesApiBackend) SignAndSendTransaction(addr common.Address, tx *modules.Transaction) error

func (*LesApiBackend) StartCorsSync 

func (b *LesApiBackend) StartCorsSync() (string, error)

func (*LesApiBackend) StateAndHeaderByNumber 

func (b *LesApiBackend) StateAndHeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*state.StateDB,
	*modules.Header, error)

func (*LesApiBackend) Stats 

func (b *LesApiBackend) Stats() (pending int, queued int, reserve int)

func (*LesApiBackend) SubscribeChainEvent 

func (b *LesApiBackend) SubscribeChainEvent(ch chan<- modules.ChainEvent) event.Subscription

func (*LesApiBackend) SubscribeChainHeadEvent 

func (b *LesApiBackend) SubscribeChainHeadEvent(ch chan<- modules.ChainHeadEvent) event.Subscription

func (*LesApiBackend) SubscribeChainSideEvent 

func (b *LesApiBackend) SubscribeChainSideEvent(ch chan<- modules.ChainSideEvent) event.Subscription

func (*LesApiBackend) SubscribeLogsEvent 

func (b *LesApiBackend) SubscribeLogsEvent(ch chan<- []*modules.Log) event.Subscription

func (*LesApiBackend) SubscribeRemovedLogsEvent 

func (b *LesApiBackend) SubscribeRemovedLogsEvent(ch chan<- modules.RemovedLogsEvent) event.Subscription

func (*LesApiBackend) SubscribeTxPreEvent 

func (b *LesApiBackend) SubscribeTxPreEvent(ch chan<- modules.TxPreEvent) event.Subscription

func (*LesApiBackend) SuggestPrice 

func (b *LesApiBackend) SuggestPrice(ctx context.Context) (*big.Int, error)

func (*LesApiBackend) SyncUTXOByAddr 

func (b *LesApiBackend) SyncUTXOByAddr(addr string) string

func (*LesApiBackend) TransferPtn 

func (b *LesApiBackend) TransferPtn(from, to string, amount decimal.Decimal,
	text *string) (*ptnapi.TxExecuteResult, error)

SignAndSendTransaction(addr common.Address, tx *modules.Transaction) error

func (*LesApiBackend) TxPool 

func (b *LesApiBackend) TxPool() txspool.ITxPool

func (*LesApiBackend) TxPoolContent 

func (b *LesApiBackend) TxPoolContent() (map[common.Hash]*txspool.TxPoolTransaction,
	map[common.Hash]*txspool.TxPoolTransaction)

func (*LesApiBackend) UpdateJuryAccount 

func (b *LesApiBackend) UpdateJuryAccount(addr common.Address, pwd string) bool

type LesServer 

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

func NewLesServer 

func NewLesServer(ptn *ptn.PalletOne, config *ptn.Config, protocolname string) (*LesServer, error)

func (*LesServer) CorsProtocols 

func (s *LesServer) CorsProtocols() []p2p.Protocol

func (*LesServer) Protocols 

func (s *LesServer) Protocols() []p2p.Protocol

func (*LesServer) Start 

func (s *LesServer) Start(srvr *p2p.Server, corss *p2p.Server, syncCh chan bool)

Start starts the LES server

func (*LesServer) StartCorsSync 

func (s *LesServer) StartCorsSync() (string, error)

func (*LesServer) Stop 

func (s *LesServer) Stop()

Stop stops the LES service

func (*LesServer) SubscribeCeEvent 

func (s *LesServer) SubscribeCeEvent(ch chan<- *modules.Header) event.Subscription

type LightDummyAPI 

type LightDummyAPI struct{}

func (*LightDummyAPI) Coinbase 

func (s *LightDummyAPI) Coinbase() (common.Address, error)

Coinbase is the address that mining rewards will be send to (alias for Etherbase)

func (*LightDummyAPI) Etherbase 

func (s *LightDummyAPI) Etherbase() (common.Address, error)

Etherbase is the address that mining rewards will be send to

func (*LightDummyAPI) Hashrate 

func (s *LightDummyAPI) Hashrate() hexutil.Uint

Hashrate returns the POW hashrate

func (*LightDummyAPI) Mining 

func (s *LightDummyAPI) Mining() bool

Mining returns an indication if this node is currently mining.

type LightFetcher 

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

Fetcher is responsible for accumulating block announcements from various peers and scheduling them for retrieval.

func NewLightFetcher 

func NewLightFetcher(getHeaderByHash headerRetrievalFn, lightChainHeight lightChainHeightFn,
	verifyHeader headerVerifierFn,
	broadcastHeader headerBroadcasterFn, insertHeader headerInsertFn, dropPeer peerDropFn) *LightFetcher

New creates a block fetcher to retrieve blocks based on hash announcements.

func (*LightFetcher) Enqueue 

func (f *LightFetcher) Enqueue(p *peer, header *modules.Header) error

Enqueue tries to fill gaps the the fetcher's future import queue.

func (*LightFetcher) Start 

func (f *LightFetcher) Start()

Start boots up the announcement based synchroniser, accepting and processing hash notifications and block fetches until termination requested.

func (*LightFetcher) Stop 

func (f *LightFetcher) Stop()

Stop terminates the announcement based synchroniser, canceling all pending operations.

type LightPalletone 

type LightPalletone struct {
	ApiBackend *LesApiBackend
	// contains filtered or unexported fields
}

func New 

func New(ctx *node.ServiceContext, config *ptn.Config, protocolname string, cache palletcache.ICache,
	isTestNet bool) (*LightPalletone, error)

func (*LightPalletone) APIs 

func (s *LightPalletone) APIs() []rpc.API

APIs returns the collection of RPC services the ethereum package offers. NOTE, some of these services probably need to be moved to somewhere else.

func (*LightPalletone) CorsProtocols 

func (s *LightPalletone) CorsProtocols() []p2p.Protocol

func (*LightPalletone) Downloader 

func (s *LightPalletone) Downloader() *downloader.Downloader

func (*LightPalletone) EventMux 

func (s *LightPalletone) EventMux() *event.TypeMux

func (*LightPalletone) GenesisHash 

func (s *LightPalletone) GenesisHash() common.Hash

func (*LightPalletone) GetKeyStore 

func (p *LightPalletone) GetKeyStore() *keystore.KeyStore

func (*LightPalletone) LesVersion 

func (s *LightPalletone) LesVersion() int

func (s *LightPalletone) Engine() consensus.Engine { return s.engine }

func (*LightPalletone) ProtocolManager 

func (s *LightPalletone) ProtocolManager() *ProtocolManager

func (*LightPalletone) Protocols 

func (s *LightPalletone) Protocols() []p2p.Protocol

Protocols implements node.Service, returning all the currently configured network protocols to start.

func (*LightPalletone) Start 

func (s *LightPalletone) Start(srvr *p2p.Server, corss *p2p.Server) error

Start implements node.Service, starting all internal goroutines needed by the Ethereum protocol implementation.

func (*LightPalletone) Stop 

func (s *LightPalletone) Stop() error

Stop implements node.Service, terminating all internal goroutines used by the Ethereum protocol.

func (*LightPalletone) TxPool 

func (s *LightPalletone) TxPool() *txspool.TxPool

type NodeInfo 

type NodeInfo struct {
	Network uint64      `json:"network"` // Palletone network ID (1=Frontier, 2=Morden, Ropsten=3, Rinkeby=4)
	Index   uint64      `json:"Index"`   // Total difficulty of the host's blockchain
	Head    common.Hash `json:"head"`    // SHA3 hash of the host's best owned block
	Genesis common.Hash `json:"genesis"` // SHA3 hash of the host's genesis block

}

NodeInfo represents a short summary of the Palletone sub-protocol metadata known about the host peer.

type ProofReq 

type ProofReq struct {
	BHash       common.Hash
	AccKey, Key []byte
	FromLevel   uint
	Index       string
}

type ProtocolManager 

type ProtocolManager struct {
	SubProtocols     []p2p.Protocol
	CorsSubProtocols []p2p.Protocol
	// contains filtered or unexported fields
}

func NewProtocolManager 

func NewProtocolManager(lightSync bool, peers *peerSet, networkId uint64, gasToken modules.AssetId, txpool txPool,
	dag dag.IDag, mux *event.TypeMux, genesis *modules.Unit, quitSync chan struct{},
	protocolname string) (*ProtocolManager, error)

NewProtocolManager returns a new ethereum sub protocol manager. The Palletone sub protocol manages peers capable with the ethereum network.

func (*ProtocolManager) AnnounceMsg 

func (pm *ProtocolManager) AnnounceMsg(msg p2p.Msg, p *peer) error

Block header query, collect the requested headers and reply

func (*ProtocolManager) BlockHeadersMsg 

func (pm *ProtocolManager) BlockHeadersMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) BroadcastLightHeader 

func (pm *ProtocolManager) BroadcastLightHeader(header *modules.Header)

func (*ProtocolManager) BroadcastTx 

func (pm *ProtocolManager) BroadcastTx(hash common.Hash, tx *modules.Transaction)

func (*ProtocolManager) GetBlockHeadersMsg 

func (pm *ProtocolManager) GetBlockHeadersMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) GetLeafNodesMsg 

func (pm *ProtocolManager) GetLeafNodesMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) GetProofsMsg 

func (pm *ProtocolManager) GetProofsMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) GetUTXOsMsg 

func (pm *ProtocolManager) GetUTXOsMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) IsExistInCache 

func (pm *ProtocolManager) IsExistInCache(id []byte) bool

func (*ProtocolManager) LeafNodesMsg 

func (pm *ProtocolManager) LeafNodesMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) NodeInfo 

func (pm *ProtocolManager) NodeInfo(genesisHash common.Hash) *NodeInfo

NodeInfo retrieves some protocol metadata about the running host node.

func (*ProtocolManager) ProofsMsg 

func (pm *ProtocolManager) ProofsMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) ReqProofByRlptx 

func (pm *ProtocolManager) ReqProofByRlptx(rlptx [][]byte) string

func (*ProtocolManager) ReqProofByTxHash 

func (pm *ProtocolManager) ReqProofByTxHash(strhash string) string

func (*ProtocolManager) SendTxMsg 

func (pm *ProtocolManager) SendTxMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) Start 

func (pm *ProtocolManager) Start(maxPeers int, corss *p2p.Server, syncCh chan bool)

func (*ProtocolManager) StatusMsg 

func (pm *ProtocolManager) StatusMsg(msg p2p.Msg, p *peer) error

func (*ProtocolManager) Stop 

func (pm *ProtocolManager) Stop()

func (*ProtocolManager) SyncUTXOByAddr 

func (pm *ProtocolManager) SyncUTXOByAddr(addr string) string

func (*ProtocolManager) UTXOsMsg 

func (pm *ProtocolManager) UTXOsMsg(msg p2p.Msg, p *peer) error

type ServerParams 

type ServerParams struct {
	BufLimit, MinRecharge uint64
}

type UtxosSync 

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

func NewUtxosSync 

func NewUtxosSync(dag dag.IDag) *UtxosSync

func (*UtxosSync) AddUtxoSyncReq 

func (u *UtxosSync) AddUtxoSyncReq(addr string) (*utxosReq, error)

func (*UtxosSync) SaveUtxoView 

func (u *UtxosSync) SaveUtxoView(respdata *utxosRespData) error

type Validation 

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

func NewValidation 

func NewValidation(dag dag.IDag) *Validation

func (*Validation) AddSpvReq 

func (v *Validation) AddSpvReq(strhash string) (*proofReq, error)

func (*Validation) AddSpvResp 

func (v *Validation) AddSpvResp(resp *proofsRespData) error

func (*Validation) Check 

func (v *Validation) Check(resp *proofsRespData) (int, error)

func (*Validation) Start 

func (v *Validation) Start()

func (*Validation) Stop 

func (v *Validation) Stop()

Stop terminates the announcement based synchroniser, canceling all pending operations.

Source Files

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Directories

Path Synopsis
This file is part of go-palletone.
 This file is part of go-palletone.

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