eth

package
v1.8.5 Latest Latest
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 Go to latest Published: Apr 23, 2018 License: GPL-3.0 Imports: 52 Imported by: 0

Documentation

Overview

Package eth implements the Ethereum protocol.

Package eth implements the Ethereum protocol.

Index

Constants

View Source 
const (
	// Protocol messages belonging to eth/62
	StatusMsg          = 0x00
	NewBlockHashesMsg  = 0x01
	TxMsg              = 0x02
	GetBlockHeadersMsg = 0x03
	BlockHeadersMsg    = 0x04
	GetBlockBodiesMsg  = 0x05
	BlockBodiesMsg     = 0x06
	NewBlockMsg        = 0x07

	// Protocol messages belonging to eth/63
	GetNodeDataMsg = 0x0d
	NodeDataMsg    = 0x0e
	GetReceiptsMsg = 0x0f
	ReceiptsMsg    = 0x10
)

eth protocol message codes

View Source 
const (
	ErrMsgTooLarge = iota
	ErrDecode
	ErrInvalidMsgCode
	ErrProtocolVersionMismatch
	ErrNetworkIdMismatch
	ErrGenesisBlockMismatch
	ErrNoStatusMsg
	ErrExtraStatusMsg
	ErrSuspendedPeer
)
View Source 
const ProtocolMaxMsgSize = 10 * 1024 * 1024 // Maximum cap on the size of a protocol message

Variables

View Source 
var DefaultConfig = Config{
	SyncMode: downloader.FastSync,
	Ethash: ethash.Config{
		CacheDir:       "ethash",
		CachesInMem:    2,
		CachesOnDisk:   3,
		DatasetsInMem:  1,
		DatasetsOnDisk: 2,
	},
	NetworkId:     1,
	LightPeers:    100,
	DatabaseCache: 768,
	TrieCache:     256,
	TrieTimeout:   5 * time.Minute,
	GasPrice:      big.NewInt(18 * params.Shannon),

	TxPool: core.DefaultTxPoolConfig,
	GPO: gasprice.Config{
		Blocks:     20,
		Percentile: 60,
	},
}

DefaultConfig contains default settings for use on the Ethereum main net.

View Source 
var ProtocolLengths = []uint64{17, 8}

Number of implemented message corresponding to different protocol versions.

View Source 
var ProtocolName = "eth"

Official short name of the protocol used during capability negotiation.

View Source 
var ProtocolVersions = []uint{eth63, eth62}

Supported versions of the eth protocol (first is primary).

Functions

func CreateConsensusEngine added in v1.6.0 

func CreateConsensusEngine(ctx *node.ServiceContext, config *ethash.Config, chainConfig *params.ChainConfig, db ethdb.Database) consensus.Engine

CreateConsensusEngine creates the required type of consensus engine instance for an Ethereum service

func CreateDB added in v1.5.1 

func CreateDB(ctx *node.ServiceContext, config *Config, name string) (ethdb.Database, error)

CreateDB creates the chain database.

func NewBloomIndexer added in v1.7.0 

func NewBloomIndexer(db ethdb.Database, size uint64) *core.ChainIndexer

NewBloomIndexer returns a chain indexer that generates bloom bits data for the canonical chain for fast logs filtering.

Types

type BloomIndexer added in v1.7.0 

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

BloomIndexer implements a core.ChainIndexer, building up a rotated bloom bits index for the Ethereum header bloom filters, permitting blazing fast filtering.

func (*BloomIndexer) Commit added in v1.7.0 

func (b *BloomIndexer) Commit() error

Commit implements core.ChainIndexerBackend, finalizing the bloom section and writing it out into the database.

func (*BloomIndexer) Process added in v1.7.0 

func (b *BloomIndexer) Process(header *types.Header)

Process implements core.ChainIndexerBackend, adding a new header's bloom into the index.

func (*BloomIndexer) Reset added in v1.7.0 

func (b *BloomIndexer) Reset(section uint64, lastSectionHead common.Hash) error

Reset implements core.ChainIndexerBackend, starting a new bloombits index section.

type Config 

type Config struct {
	// The genesis block, which is inserted if the database is empty.
	// If nil, the Ethereum main net block is used.
	Genesis *core.Genesis `toml:",omitempty"`

	// Protocol options
	NetworkId uint64 // Network ID to use for selecting peers to connect to
	SyncMode  downloader.SyncMode
	NoPruning bool

	// Light client options
	LightServ  int `toml:",omitempty"` // Maximum percentage of time allowed for serving LES requests
	LightPeers int `toml:",omitempty"` // Maximum number of LES client peers

	// Database options
	SkipBcVersionCheck bool `toml:"-"`
	DatabaseHandles    int  `toml:"-"`
	DatabaseCache      int
	TrieCache          int
	TrieTimeout        time.Duration

	// Mining-related options
	Etherbase    common.Address `toml:",omitempty"`
	MinerThreads int            `toml:",omitempty"`
	ExtraData    []byte         `toml:",omitempty"`
	GasPrice     *big.Int

	// Ethash options
	Ethash ethash.Config

	// Transaction pool options
	TxPool core.TxPoolConfig

	// Gas Price Oracle options
	GPO gasprice.Config

	// Enables tracking of SHA3 preimages in the VM
	EnablePreimageRecording bool

	// Miscellaneous options
	DocRoot string `toml:"-"`
}

func (Config) MarshalTOML added in v1.6.0 

func (c Config) MarshalTOML() (interface{}, error)

func (*Config) UnmarshalTOML added in v1.6.0 

func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error

type EthApiBackend added in v1.5.1 

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

EthApiBackend implements ethapi.Backend for full nodes

func (*EthApiBackend) AccountManager added in v1.5.1 

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

func (*EthApiBackend) BlockByNumber added in v1.5.1 

func (b *EthApiBackend) BlockByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.Block, error)

func (*EthApiBackend) BloomStatus added in v1.7.0 

func (b *EthApiBackend) BloomStatus() (uint64, uint64)

func (*EthApiBackend) ChainConfig added in v1.5.1 

func (b *EthApiBackend) ChainConfig() *params.ChainConfig

func (*EthApiBackend) ChainDb added in v1.5.1 

func (b *EthApiBackend) ChainDb() ethdb.Database

func (*EthApiBackend) CurrentBlock added in v1.5.1 

func (b *EthApiBackend) CurrentBlock() *types.Block

func (*EthApiBackend) Downloader added in v1.5.1 

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

func (*EthApiBackend) EventMux added in v1.5.1 

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

func (*EthApiBackend) GetBlock added in v1.5.1 

func (b *EthApiBackend) GetBlock(ctx context.Context, blockHash common.Hash) (*types.Block, error)

func (*EthApiBackend) GetEVM added in v1.6.0 

func (b *EthApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, header *types.Header, vmCfg vm.Config) (*vm.EVM, func() error, error)

func (*EthApiBackend) GetLogs added in v1.8.3 

func (b *EthApiBackend) GetLogs(ctx context.Context, blockHash common.Hash) ([][]*types.Log, error)

func (*EthApiBackend) GetPoolNonce added in v1.5.1 

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

func (*EthApiBackend) GetPoolTransaction added in v1.5.1 

func (b *EthApiBackend) GetPoolTransaction(hash common.Hash) *types.Transaction

func (*EthApiBackend) GetPoolTransactions added in v1.5.1 

func (b *EthApiBackend) GetPoolTransactions() (types.Transactions, error)

func (*EthApiBackend) GetReceipts added in v1.5.1 

func (b *EthApiBackend) GetReceipts(ctx context.Context, blockHash common.Hash) (types.Receipts, error)

func (*EthApiBackend) GetTd added in v1.5.1 

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

func (*EthApiBackend) HeaderByNumber added in v1.5.1 

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

func (*EthApiBackend) ProtocolVersion added in v1.5.1 

func (b *EthApiBackend) ProtocolVersion() int

func (*EthApiBackend) SendTx added in v1.5.1 

func (b *EthApiBackend) SendTx(ctx context.Context, signedTx *types.Transaction) error

func (*EthApiBackend) ServiceFilter added in v1.7.0 

func (b *EthApiBackend) ServiceFilter(ctx context.Context, session *bloombits.MatcherSession)

func (*EthApiBackend) SetHead added in v1.5.1 

func (b *EthApiBackend) SetHead(number uint64)

func (*EthApiBackend) StateAndHeaderByNumber added in v1.5.1 

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

func (*EthApiBackend) Stats added in v1.5.1 

func (b *EthApiBackend) Stats() (pending int, queued int)

func (*EthApiBackend) SubscribeChainEvent added in v1.7.0 

func (b *EthApiBackend) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription

func (*EthApiBackend) SubscribeChainHeadEvent added in v1.7.0 

func (b *EthApiBackend) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription

func (*EthApiBackend) SubscribeChainSideEvent added in v1.7.0 

func (b *EthApiBackend) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription

func (*EthApiBackend) SubscribeLogsEvent added in v1.7.0 

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

func (*EthApiBackend) SubscribeRemovedLogsEvent added in v1.7.0 

func (b *EthApiBackend) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription

func (*EthApiBackend) SubscribeTxPreEvent added in v1.7.0 

func (b *EthApiBackend) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription

func (*EthApiBackend) SuggestPrice added in v1.5.1 

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

func (*EthApiBackend) TxPoolContent added in v1.5.1 

func (b *EthApiBackend) TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions)

type Ethereum 

type Ethereum struct {
	ApiBackend *EthApiBackend
	// contains filtered or unexported fields
}

Ethereum implements the Ethereum full node service.

func New 

func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error)

New creates a new Ethereum object (including the initialisation of the common Ethereum object)

func (*Ethereum) APIs added in v1.4.2 

func (s *Ethereum) 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 (*Ethereum) AccountManager 

func (s *Ethereum) AccountManager() *accounts.Manager

func (*Ethereum) AddLesServer added in v1.5.1 

func (s *Ethereum) AddLesServer(ls LesServer)

func (*Ethereum) BlockChain added in v1.3.3 

func (s *Ethereum) BlockChain() *core.BlockChain

func (*Ethereum) ChainDb added in v1.2.3 

func (s *Ethereum) ChainDb() ethdb.Database

func (*Ethereum) Downloader 

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

func (*Ethereum) Engine added in v1.6.0 

func (s *Ethereum) Engine() consensus.Engine

func (*Ethereum) EthVersion 

func (s *Ethereum) EthVersion() int

func (*Ethereum) Etherbase 

func (s *Ethereum) Etherbase() (eb common.Address, err error)

func (*Ethereum) EventMux 

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

func (*Ethereum) IsListening 

func (s *Ethereum) IsListening() bool

func (*Ethereum) IsMining 

func (s *Ethereum) IsMining() bool

func (*Ethereum) Miner 

func (s *Ethereum) Miner() *miner.Miner

func (*Ethereum) NetVersion 

func (s *Ethereum) NetVersion() uint64

func (*Ethereum) Protocols added in v1.4.2 

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

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

func (*Ethereum) ResetWithGenesisBlock 

func (s *Ethereum) ResetWithGenesisBlock(gb *types.Block)

func (*Ethereum) SetEtherbase added in v0.9.38 

func (self *Ethereum) SetEtherbase(etherbase common.Address)

set in js console via admin interface or wrapper from cli flags

func (*Ethereum) Start 

func (s *Ethereum) Start(srvr *p2p.Server) error

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

func (*Ethereum) StartMining 

func (s *Ethereum) StartMining(local bool) error

func (*Ethereum) Stop 

func (s *Ethereum) Stop() error

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

func (*Ethereum) StopMining 

func (s *Ethereum) StopMining()

func (*Ethereum) TxPool 

func (s *Ethereum) TxPool() *core.TxPool

type LesServer added in v1.5.1 

type LesServer interface {
	Start(srvr *p2p.Server)
	Stop()
	Protocols() []p2p.Protocol
	SetBloomBitsIndexer(bbIndexer *core.ChainIndexer)
}

type NodeInfo 

type NodeInfo struct {
	Network    uint64              `json:"network"`    // Ethereum network ID (1=Frontier, 2=Morden, Ropsten=3, Rinkeby=4)
	Difficulty *big.Int            `json:"difficulty"` // Total difficulty of the host's blockchain
	Genesis    common.Hash         `json:"genesis"`    // SHA3 hash of the host's genesis block
	Config     *params.ChainConfig `json:"config"`     // Chain configuration for the fork rules
	Head       common.Hash         `json:"head"`       // SHA3 hash of the host's best owned block
}

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

type PeerInfo 

type PeerInfo struct {
	Version    int      `json:"version"`    // Ethereum protocol version negotiated
	Difficulty *big.Int `json:"difficulty"` // Total difficulty of the peer's blockchain
	Head       string   `json:"head"`       // SHA3 hash of the peer's best owned block
}

PeerInfo represents a short summary of the Ethereum sub-protocol metadata known about a connected peer.

type PrivateAdminAPI added in v1.4.2 

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

PrivateAdminAPI is the collection of Ethereum full node-related APIs exposed over the private admin endpoint.

func NewPrivateAdminAPI added in v1.4.2 

func NewPrivateAdminAPI(eth *Ethereum) *PrivateAdminAPI

NewPrivateAdminAPI creates a new API definition for the full node private admin methods of the Ethereum service.

func (*PrivateAdminAPI) ExportChain added in v1.4.2 

func (api *PrivateAdminAPI) ExportChain(file string) (bool, error)

ExportChain exports the current blockchain into a local file.

func (*PrivateAdminAPI) ImportChain added in v1.4.2 

func (api *PrivateAdminAPI) ImportChain(file string) (bool, error)

ImportChain imports a blockchain from a local file.

type PrivateDebugAPI added in v1.4.2 

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

PrivateDebugAPI is the collection of Ethereum full node APIs exposed over the private debugging endpoint.

func NewPrivateDebugAPI added in v1.4.2 

func NewPrivateDebugAPI(config *params.ChainConfig, eth *Ethereum) *PrivateDebugAPI

NewPrivateDebugAPI creates a new API definition for the full node-related private debug methods of the Ethereum service.

func (*PrivateDebugAPI) GetBadBlocks added in v1.6.0 

func (api *PrivateDebugAPI) GetBadBlocks(ctx context.Context) ([]core.BadBlockArgs, error)

GetBadBLocks returns a list of the last 'bad blocks' that the client has seen on the network and returns them as a JSON list of block-hashes

func (*PrivateDebugAPI) GetModifiedAccountsByHash added in v1.8.0 

func (api *PrivateDebugAPI) GetModifiedAccountsByHash(startHash common.Hash, endHash *common.Hash) ([]common.Address, error)

GetModifiedAccountsByHash returns all accounts that have changed between the two blocks specified. A change is defined as a difference in nonce, balance, code hash, or storage hash.

With one parameter, returns the list of accounts modified in the specified block.

func (*PrivateDebugAPI) GetModifiedAccountsByNumber added in v1.8.0 

func (api *PrivateDebugAPI) GetModifiedAccountsByNumber(startNum uint64, endNum *uint64) ([]common.Address, error)

GetModifiedAccountsByumber returns all accounts that have changed between the two blocks specified. A change is defined as a difference in nonce, balance, code hash, or storage hash.

With one parameter, returns the list of accounts modified in the specified block.

func (*PrivateDebugAPI) Preimage added in v1.5.8 

func (api *PrivateDebugAPI) Preimage(ctx context.Context, hash common.Hash) (hexutil.Bytes, error)

Preimage is a debug API function that returns the preimage for a sha3 hash, if known.

func (*PrivateDebugAPI) StorageRangeAt added in v1.6.4 

func (api *PrivateDebugAPI) StorageRangeAt(ctx context.Context, blockHash common.Hash, txIndex int, contractAddress common.Address, keyStart hexutil.Bytes, maxResult int) (StorageRangeResult, error)

StorageRangeAt returns the storage at the given block height and transaction index.

func (*PrivateDebugAPI) TraceBlock added in v1.4.2 

func (api *PrivateDebugAPI) TraceBlock(ctx context.Context, blob []byte, config *TraceConfig) ([]*txTraceResult, error)

TraceBlock returns the structured logs created during the execution of EVM and returns them as a JSON object.

func (*PrivateDebugAPI) TraceBlockByHash added in v1.4.2 

func (api *PrivateDebugAPI) TraceBlockByHash(ctx context.Context, hash common.Hash, config *TraceConfig) ([]*txTraceResult, error)

TraceBlockByHash returns the structured logs created during the execution of EVM and returns them as a JSON object.

func (*PrivateDebugAPI) TraceBlockByNumber added in v1.4.2 

func (api *PrivateDebugAPI) TraceBlockByNumber(ctx context.Context, number rpc.BlockNumber, config *TraceConfig) ([]*txTraceResult, error)

TraceBlockByNumber returns the structured logs created during the execution of EVM and returns them as a JSON object.

func (*PrivateDebugAPI) TraceBlockFromFile added in v1.4.2 

func (api *PrivateDebugAPI) TraceBlockFromFile(ctx context.Context, file string, config *TraceConfig) ([]*txTraceResult, error)

TraceBlockFromFile returns the structured logs created during the execution of EVM and returns them as a JSON object.

func (*PrivateDebugAPI) TraceChain added in v1.8.0 

func (api *PrivateDebugAPI) TraceChain(ctx context.Context, start, end rpc.BlockNumber, config *TraceConfig) (*rpc.Subscription, error)

TraceChain returns the structured logs created during the execution of EVM between two blocks (excluding start) and returns them as a JSON object.

func (*PrivateDebugAPI) TraceTransaction added in v1.4.2 

func (api *PrivateDebugAPI) TraceTransaction(ctx context.Context, hash common.Hash, config *TraceConfig) (interface{}, error)

TraceTransaction returns the structured logs created during the execution of EVM and returns them as a JSON object.

type PrivateMinerAPI added in v1.4.2 

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

PrivateMinerAPI provides private RPC methods to control the miner. These methods can be abused by external users and must be considered insecure for use by untrusted users.

func NewPrivateMinerAPI added in v1.4.2 

func NewPrivateMinerAPI(e *Ethereum) *PrivateMinerAPI

NewPrivateMinerAPI create a new RPC service which controls the miner of this node.

func (*PrivateMinerAPI) GetHashrate added in v1.6.0 

func (api *PrivateMinerAPI) GetHashrate() uint64

GetHashrate returns the current hashrate of the miner.

func (*PrivateMinerAPI) SetEtherbase added in v1.4.2 

func (api *PrivateMinerAPI) SetEtherbase(etherbase common.Address) bool

SetEtherbase sets the etherbase of the miner

func (*PrivateMinerAPI) SetExtra added in v1.4.2 

func (api *PrivateMinerAPI) SetExtra(extra string) (bool, error)

SetExtra sets the extra data string that is included when this miner mines a block.

func (*PrivateMinerAPI) SetGasPrice added in v1.4.2 

func (api *PrivateMinerAPI) SetGasPrice(gasPrice hexutil.Big) bool

SetGasPrice sets the minimum accepted gas price for the miner.

func (*PrivateMinerAPI) Start added in v1.4.2 

func (api *PrivateMinerAPI) Start(threads *int) error

Start the miner with the given number of threads. If threads is nil the number of workers started is equal to the number of logical CPUs that are usable by this process. If mining is already running, this method adjust the number of threads allowed to use.

func (*PrivateMinerAPI) Stop added in v1.4.2 

func (api *PrivateMinerAPI) Stop() bool

Stop the miner

type ProtocolManager 

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

func NewProtocolManager 

func NewProtocolManager(config *params.ChainConfig, mode downloader.SyncMode, networkId uint64, mux *event.TypeMux, txpool txPool, engine consensus.Engine, blockchain *core.BlockChain, chaindb ethdb.Database) (*ProtocolManager, error)

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

func (*ProtocolManager) BroadcastBlock 

func (pm *ProtocolManager) BroadcastBlock(block *types.Block, propagate bool)

BroadcastBlock will either propagate a block to a subset of it's peers, or will only announce it's availability (depending what's requested).

func (*ProtocolManager) BroadcastTx 

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

BroadcastTx will propagate a transaction to all peers which are not known to already have the given transaction.

func (*ProtocolManager) NodeInfo added in v1.3.3 

func (self *ProtocolManager) NodeInfo() *NodeInfo

NodeInfo retrieves some protocol metadata about the running host node.

func (*ProtocolManager) Start 

func (pm *ProtocolManager) Start(maxPeers int)

func (*ProtocolManager) Stop 

func (pm *ProtocolManager) Stop()

type PublicDebugAPI added in v1.4.2 

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

PublicDebugAPI is the collection of Ethereum full node APIs exposed over the public debugging endpoint.

func NewPublicDebugAPI added in v1.4.2 

func NewPublicDebugAPI(eth *Ethereum) *PublicDebugAPI

NewPublicDebugAPI creates a new API definition for the full node- related public debug methods of the Ethereum service.

func (*PublicDebugAPI) DumpBlock added in v1.4.2 

func (api *PublicDebugAPI) DumpBlock(blockNr rpc.BlockNumber) (state.Dump, error)

DumpBlock retrieves the entire state of the database at a given block.

type PublicEthereumAPI added in v1.4.2 

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

PublicEthereumAPI provides an API to access Ethereum full node-related information.

func NewPublicEthereumAPI added in v1.4.2 

func NewPublicEthereumAPI(e *Ethereum) *PublicEthereumAPI

NewPublicEthereumAPI creates a new Ethereum protocol API for full nodes.

func (*PublicEthereumAPI) Coinbase added in v1.4.2 

func (api *PublicEthereumAPI) Coinbase() (common.Address, error)

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

func (*PublicEthereumAPI) Etherbase added in v1.4.2 

func (api *PublicEthereumAPI) Etherbase() (common.Address, error)

Etherbase is the address that mining rewards will be send to

func (*PublicEthereumAPI) Hashrate added in v1.4.2 

func (api *PublicEthereumAPI) Hashrate() hexutil.Uint64

Hashrate returns the POW hashrate

type PublicMinerAPI added in v1.4.2 

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

PublicMinerAPI provides an API to control the miner. It offers only methods that operate on data that pose no security risk when it is publicly accessible.

func NewPublicMinerAPI added in v1.4.2 

func NewPublicMinerAPI(e *Ethereum) *PublicMinerAPI

NewPublicMinerAPI create a new PublicMinerAPI instance.

func (*PublicMinerAPI) GetWork added in v1.4.2 

func (api *PublicMinerAPI) GetWork() ([3]string, error)

GetWork returns a work package for external miner. The work package consists of 3 strings result[0], 32 bytes hex encoded current block header pow-hash result[1], 32 bytes hex encoded seed hash used for DAG result[2], 32 bytes hex encoded boundary condition ("target"), 2^256/difficulty

func (*PublicMinerAPI) Mining added in v1.4.2 

func (api *PublicMinerAPI) Mining() bool

Mining returns an indication if this node is currently mining.

func (*PublicMinerAPI) SubmitHashrate added in v1.4.2 

func (api *PublicMinerAPI) SubmitHashrate(hashrate hexutil.Uint64, id common.Hash) bool

SubmitHashrate can be used for remote miners to submit their hash rate. This enables the node to report the combined hash rate of all miners which submit work through this node. It accepts the miner hash rate and an identifier which must be unique between nodes.

func (*PublicMinerAPI) SubmitWork added in v1.4.2 

func (api *PublicMinerAPI) SubmitWork(nonce types.BlockNonce, solution, digest common.Hash) bool

SubmitWork can be used by external miner to submit their POW solution. It returns an indication if the work was accepted. Note, this is not an indication if the provided work was valid!

type StorageRangeResult added in v1.6.4 

type StorageRangeResult struct {
	Storage storageMap   `json:"storage"`
	NextKey *common.Hash `json:"nextKey"` // nil if Storage includes the last key in the trie.
}

StorageRangeResult is the result of a debug_storageRangeAt API call.

type TraceConfig added in v1.8.0 

type TraceConfig struct {
	*vm.LogConfig
	Tracer  *string
	Timeout *string
	Reexec  *uint64
}

TraceConfig holds extra parameters to trace functions.

Source Files

View all Source files

Directories

Path Synopsis
Package downloader contains the manual full chain synchronisation.
 Package downloader contains the manual full chain synchronisation.
Package fetcher contains the block announcement based synchronisation.
 Package fetcher contains the block announcement based synchronisation.
Package filters implements an ethereum filtering system for block, transactions and log events.
 Package filters implements an ethereum filtering system for block, transactions and log events.
Package tracers is a collection of JavaScript transaction tracers.
 Package tracers is a collection of JavaScript transaction tracers.
internal/tracers
Package tracers contains the actual JavaScript tracer assets.
 Package tracers contains the actual JavaScript tracer assets.

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