eth

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Published: Mar 1, 2020 License: Apache-2.0 Imports: 61 Imported by: 4

Documentation

Overview

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.FullSync,
	Ethash: ethash.Config{
		CacheDir:       "ethash",
		CachesInMem:    2,
		CachesOnDisk:   3,
		DatasetsInMem:  1,
		DatasetsOnDisk: 2,
	},
	NetworkId:      1,
	LightPeers:     100,
	DatabaseCache:  512,
	TrieCleanCache: 256,
	TrieDirtyCache: 256,
	TrieTimeout:    60 * time.Minute,
	MinerGasFloor:  8000000,
	MinerGasCeil:   8000000,
	MinerGasPrice:  big.NewInt(params.GWei),
	MinerRecommit:  3 * time.Second,

	TxPool: core.DefaultTxPoolConfig,
	GPO: gasprice.Config{
		Blocks:     20,
		Percentile: 60,
	},
	StorageClientDir: storageclient.PersistDirectory,
	StorageClient:    true,
	StorageHost:      true,
}

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

View Source
var ProtocolLengths = []uint64{100, 17, 8}

ProtocolLengths are the number of implemented message corresponding to different protocol versions.

View Source
var ProtocolVersions = []uint{eth64, eth63, eth62}

ProtocolVersions are the supported versions of the eth protocol (first is primary).

Functions

func CreateConsensusEngine

func CreateConsensusEngine(ctx *node.ServiceContext, chainConfig *params.ChainConfig, config *ethash.Config, notify []string, noverify bool, db ethdb.Database) consensus.Engine

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

func CreateDB

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

CreateDB creates the chain database.

func NewBloomIndexer

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

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

Types

type BadBlockArgs

type BadBlockArgs struct {
	Hash  common.Hash            `json:"hash"`
	Block map[string]interface{} `json:"block"`
	RLP   string                 `json:"rlp"`
}

BadBlockArgs represents the entries in the list returned when bad blocks are queried.

type BloomIndexer

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

func (b *BloomIndexer) Commit() error

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

func (*BloomIndexer) Process

func (b *BloomIndexer) Process(ctx context.Context, header *types.Header) error

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

func (*BloomIndexer) Reset

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

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

type CandidateInfo

type CandidateInfo struct {
	Candidate   common.Address `json:"candidate"`
	Deposit     *big.Int       `json:"deposit"`
	TotalVotes  *big.Int       `json:"total_votes"`
	RewardRatio uint64         `json:"reward_distribution"`
}

CandidateInfo stores detailed candidate information

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

	// Whitelist of required block number -> hash values to accept
	Whitelist map[uint64]common.Hash `toml:"-"`

	// 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
	TrieCleanCache     int
	TrieDirtyCache     int
	TrieTimeout        time.Duration

	// Mining-related options
	Validator      common.Address `toml:",omitempty"`
	Coinbase       common.Address `toml:",omitempty"`
	MinerNotify    []string       `toml:",omitempty"`
	MinerExtraData []byte         `toml:",omitempty"`
	MinerGasFloor  uint64
	MinerGasCeil   uint64
	MinerGasPrice  *big.Int
	MinerRecommit  time.Duration
	MinerNoverify  bool
	Dpos           bool

	// 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:"-"`

	// Type of the EWASM interpreter ("" for default)
	EWASMInterpreter string

	// Type of the EVM interpreter ("" for default)
	EVMInterpreter string

	// Constantinople block override (TODO: remove after the fork)
	ConstantinopleOverride *big.Int

	// StorageClient Persist Directory
	StorageClientDir string

	// Role, can only be one of the two roles
	StorageClient bool
	StorageHost   bool
}

func (Config) MarshalTOML

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

MarshalTOML marshals as TOML.

func (*Config) UnmarshalTOML

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

UnmarshalTOML unmarshals from TOML.

type DelegatorInfo

type DelegatorInfo struct {
	Delegator common.Address `json:"delegator"`
	Vote      *big.Int       `json:"vote"`
}

DelegatorInfo stores delegator info

type DelegatorReward

type DelegatorReward struct {
	Delegator common.Address `json:"delegator"`
	Reward    *big.Int       `json:"reward"`
}

DelegatorReward stores how many reward should be distributed to delegator

type EthAPIBackend

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

EthAPIBackend implements ethapi.Backend for full nodes

func (*EthAPIBackend) AccountManager

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

func (*EthAPIBackend) BlockByNumber

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

func (*EthAPIBackend) BloomStatus

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

func (*EthAPIBackend) ChainConfig

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

ChainConfig returns the active chain configuration.

func (*EthAPIBackend) ChainDb

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

func (*EthAPIBackend) CurrentBlock

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

func (*EthAPIBackend) Downloader

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

func (*EthAPIBackend) EventMux

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

func (*EthAPIBackend) GetBlock

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

func (*EthAPIBackend) GetEVM

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

func (*EthAPIBackend) GetHostEnodeURL

func (b *EthAPIBackend) GetHostEnodeURL() string

func (*EthAPIBackend) GetLogs

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

func (*EthAPIBackend) GetPoolNonce

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

func (*EthAPIBackend) GetPoolTransaction

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

func (*EthAPIBackend) GetPoolTransactions

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

func (*EthAPIBackend) GetReceipts

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

func (*EthAPIBackend) GetTd

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

func (*EthAPIBackend) HeaderByHash

func (b *EthAPIBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)

func (*EthAPIBackend) HeaderByNumber

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

func (*EthAPIBackend) ProtocolVersion

func (b *EthAPIBackend) ProtocolVersion() int

func (*EthAPIBackend) SendTx

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

func (*EthAPIBackend) ServiceFilter

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

func (*EthAPIBackend) SetHead

func (b *EthAPIBackend) SetHead(number uint64)

func (*EthAPIBackend) SignByNode

func (b *EthAPIBackend) SignByNode(hash []byte) ([]byte, error)

func (*EthAPIBackend) StateAndHeaderByNumber

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

func (*EthAPIBackend) Stats

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

func (*EthAPIBackend) SubscribeChainChangeEvent

func (b *EthAPIBackend) SubscribeChainChangeEvent(ch chan<- core.ChainChangeEvent) event.Subscription

func (*EthAPIBackend) SubscribeChainEvent

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

func (*EthAPIBackend) SubscribeChainHeadEvent

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

func (*EthAPIBackend) SubscribeChainSideEvent

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

func (*EthAPIBackend) SubscribeLogsEvent

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

func (*EthAPIBackend) SubscribeNewTxsEvent

func (b *EthAPIBackend) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription

func (*EthAPIBackend) SubscribeRemovedLogsEvent

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

func (*EthAPIBackend) SuggestPrice

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

func (*EthAPIBackend) TxPoolContent

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

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

APIs return 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

func (s *Ethereum) AddLesServer(ls LesServer)

AddLesServer adds a LesServer into full node service

func (*Ethereum) BlockChain

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

func (*Ethereum) ChainConfig

func (s *Ethereum) ChainConfig() *params.ChainConfig

ChainConfig returns current chain config

func (*Ethereum) ChainDb

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

func (*Ethereum) CheckAndUpdateConnection

func (s *Ethereum) CheckAndUpdateConnection(peerNode *enode.Node)

CheckAndUpdateConnection will regularly check the connection between two nodes local and remote. If there are no contracts between two nodes and the node is not added by the user, then the connection will be deleted from the static dialed list, and the connection type will be converted into dynamic connection

func (*Ethereum) Coinbase

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

Coinbase return the address that will receive block award

func (*Ethereum) CurrentBlock

func (s *Ethereum) CurrentBlock() *types.Block

CurrentBlock returns the latest block

func (*Ethereum) Downloader

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

func (*Ethereum) DposCtxAt

func (s *Ethereum) DposCtxAt(root *types.DposContextRoot) (*types.DposContext, error)

DposCtxAt returns the dpos context at the given root

func (*Ethereum) Engine

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

func (*Ethereum) EthVersion

func (s *Ethereum) EthVersion() int

func (*Ethereum) EventMux

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

func (*Ethereum) GetBlockByHash

func (s *Ethereum) GetBlockByHash(blockHash common.Hash) (*types.Block, error)

GetBlockByHash returns the block by hash

func (*Ethereum) GetBlockByNumber

func (s *Ethereum) GetBlockByNumber(number uint64) (*types.Block, error)

GetBlockByNumber returns the block by number

func (*Ethereum) GetBlockChain

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

func (*Ethereum) GetCurrentBlockHeight

func (s *Ethereum) GetCurrentBlockHeight() uint64

func (*Ethereum) GetHostEnodeURL

func (s *Ethereum) GetHostEnodeURL() string

Get host enode url from enode object

func (*Ethereum) GetPoolNonce

func (s *Ethereum) GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)

GetPoolNonce returns the nonce of given account

func (*Ethereum) GetStorageHostSetting

func (s *Ethereum) GetStorageHostSetting(enodeID enode.ID, enodeURL string, config *storage.HostExtConfig) error

GetStorageHostSetting will send message to the peer with the corresponded peer ID

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

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)

ResetWithGenesisBlock reset current blockchain to the given block

func (*Ethereum) RevisionOrRenewingDone

func (s *Ethereum) RevisionOrRenewingDone(hostID enode.ID)

RevisionOrRenewingDone indicates the renew finished

func (*Ethereum) SelfEnodeURL

func (s *Ethereum) SelfEnodeURL() string

SelfEnodeURL returns the local node's url, used for storage host manager

func (*Ethereum) SendTx

func (s *Ethereum) SendTx(ctx context.Context, signedTx *types.Transaction) error

SendTx sends a tx

func (*Ethereum) SetCoinbase

func (s *Ethereum) SetCoinbase(coinbase common.Address)

SetCoinbase sets the mining reward address.

func (*Ethereum) SetStatic

func (s *Ethereum) SetStatic(node *enode.Node)

SetStatic will convert the current connection into static connection

func (*Ethereum) SetValidator

func (s *Ethereum) SetValidator(validator common.Address)

SetValidator sets given validator into full node

func (*Ethereum) SetupConnection

func (s *Ethereum) SetupConnection(enodeURL string) (storagePeer storage.Peer, err error)

SetupConnection will establish p2p static connection between storage client and storage host only storage is able to initiate the set up connection operation

func (*Ethereum) SignWithNodeSk

func (s *Ethereum) SignWithNodeSk(hash []byte) ([]byte, error)

Sign data with node private key. Now it is used to imply host identity

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(threads int) error

StartMining starts the miner with the given number of CPU threads. If mining is already running, this method adjust the number of threads allowed to use and updates the minimum price required by the transaction pool.

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()

StopMining terminates the miner, both at the consensus engine level as well as at the block creation level.

func (*Ethereum) SubscribeChainChangeEvent

func (s *Ethereum) SubscribeChainChangeEvent(ch chan<- core.ChainChangeEvent) event.Subscription

SubscribeChainChangeEvent will report the changes happened to block chain, the changes will be delivered through the channel

func (*Ethereum) SuggestPrice

func (s *Ethereum) SuggestPrice(ctx context.Context) (*big.Int, error)

SuggestPrice returns the suggested gas price

func (*Ethereum) TryToRenewOrRevise

func (s *Ethereum) TryToRenewOrRevise(hostID enode.ID) bool

TryToRenewOrRevise is used to check if the contract is currently revising

func (*Ethereum) TxPool

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

func (*Ethereum) Validator

func (s *Ethereum) Validator() (common.Address, error)

Validator retrieves current miner address for dpos engine

type LesServer

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

LesServer defines the light ethereum node service

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

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

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

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

ExportChain exports the current blockchain into a local file.

func (*PrivateAdminAPI) ImportChain

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

ImportChain imports a blockchain from a local file.

type PrivateDebugAPI

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

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

func (api *PrivateDebugAPI) GetBadBlocks(ctx context.Context) ([]*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

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

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

GetModifiedAccountsByNumber 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

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) StandardTraceBadBlockToFile

func (api *PrivateDebugAPI) StandardTraceBadBlockToFile(ctx context.Context, hash common.Hash, config *StdTraceConfig) ([]string, error)

StandardTraceBadBlockToFile dumps the structured logs created during the execution of EVM against a block pulled from the pool of bad ones to the local file system and returns a list of files to the caller.

func (*PrivateDebugAPI) StandardTraceBlockToFile

func (api *PrivateDebugAPI) StandardTraceBlockToFile(ctx context.Context, hash common.Hash, config *StdTraceConfig) ([]string, error)

StandardTraceBlockToFile dumps the structured logs created during the execution of EVM to the local file system and returns a list of files to the caller.

func (*PrivateDebugAPI) StorageRangeAt

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) TraceBadBlock

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

TraceBadBlockByHash returns the structured logs created during the execution of EVM against a block pulled from the pool of bad ones and returns them as a JSON object.

func (*PrivateDebugAPI) TraceBlock

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

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

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

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

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

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

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

func NewPrivateMinerAPI(e *Ethereum) *PrivateMinerAPI

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

func (*PrivateMinerAPI) GetHashrate

func (api *PrivateMinerAPI) GetHashrate() uint64

GetHashrate returns the current hashrate of the miner.

func (*PrivateMinerAPI) SetCoinbase

func (api *PrivateMinerAPI) SetCoinbase(coinbase common.Address) bool

SetCoinbase sets the coinbase of the miner

func (*PrivateMinerAPI) SetExtra

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

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

SetGasPrice sets the minimum accepted gas price for the miner.

func (*PrivateMinerAPI) SetValidator

func (api *PrivateMinerAPI) SetValidator(validator common.Address) bool

SetValidator sets the validator of the miner

func (*PrivateMinerAPI) Start

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

Start starts 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 and updates the minimum price required by the transaction pool.

func (*PrivateMinerAPI) Stop

func (api *PrivateMinerAPI) Stop()

Stop terminates the miner, both at the consensus engine level as well as at the block creation level.

type ProtocolManager

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

func NewProtocolManager

func NewProtocolManager(eth *Ethereum, config *params.ChainConfig, mode downloader.SyncMode, networkID uint64, mux *event.TypeMux, txpool txPool, engine consensus.Engine, blockchain *core.BlockChain, chaindb ethdb.Database, whitelist map[uint64]common.Hash) (*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) BroadcastTxs

func (pm *ProtocolManager) BroadcastTxs(txs types.Transactions)

BroadcastTxs will propagate a batch of transactions to all peers which are not known to already have the given transaction.

func (*ProtocolManager) NodeInfo

func (pm *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

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

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

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

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

type PublicDposAPI

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

PublicDposAPI object is used to implement all DPOS related APIs

func NewPublicDposAPI

func NewPublicDposAPI(e *Ethereum) *PublicDposAPI

NewPublicDposAPI will create a PublicDposAPI object that is used to access all DPOS API Method

func (*PublicDposAPI) Candidate

func (d *PublicDposAPI) Candidate(addr common.Address, blockNr *rpc.BlockNumber) (CandidateInfo, error)

Candidate will return detailed candidate's information based on the candidate address provided

func (*PublicDposAPI) CandidateDeposit

func (d *PublicDposAPI) CandidateDeposit(addr common.Address, blockNr *rpc.BlockNumber) (*big.Int, error)

CandidateDeposit is used to check how much deposit a candidate has put in

func (*PublicDposAPI) Candidates

func (d *PublicDposAPI) Candidates(blockNr *rpc.BlockNumber) ([]common.Address, error)

Candidates will return a list of candidates information based on the blockNumber provided

func (*PublicDposAPI) EpochID

func (d *PublicDposAPI) EpochID(blockNr *rpc.BlockNumber) (int64, error)

EpochID will calculates the epoch id based on the block number provided

func (*PublicDposAPI) GetAllVotesOfCandidate

func (d *PublicDposAPI) GetAllVotesOfCandidate(candidate common.Address, blockNr *rpc.BlockNumber) ([]DelegatorInfo, error)

GetAllDelegatorsOfCandidate query all delegators that voted the candidate on the block

func (*PublicDposAPI) GetAllVotesOfValidator

func (d *PublicDposAPI) GetAllVotesOfValidator(validator common.Address, blockNr *rpc.BlockNumber) ([]DelegatorInfo, error)

GetAllVotesOfValidator returns all delegator that voted the validator in the last epoch before blockNr.

func (*PublicDposAPI) GetValidatorDistribution

func (d *PublicDposAPI) GetValidatorDistribution(validator common.Address, startNr, endNr *rpc.BlockNumber) ([]DelegatorReward, error)

GetValidatorDistribution get the validator distribution to delegator from startNr to endNr. Return a slice of DelegatorReward

func (*PublicDposAPI) GetValidatorReward

func (d *PublicDposAPI) GetValidatorReward(validator common.Address, startNr, endNr *rpc.BlockNumber) (*big.Int, error)

GetValidatorReward returns validator's earned reward within a range of [startNr, endNr]

func (*PublicDposAPI) GetVotedCandidatesByAddress

func (d *PublicDposAPI) GetVotedCandidatesByAddress(delegator common.Address, blockNr *rpc.BlockNumber) ([]common.Address, error)

GetVotedCandidatesByAddress query all voted candidates by the delegator on the block

func (*PublicDposAPI) Validator

func (d *PublicDposAPI) Validator(addr common.Address, blockNr *rpc.BlockNumber) (ValidatorInfo, error)

Validator will return detailed validator's information based on the validator address provided

func (*PublicDposAPI) Validators

func (d *PublicDposAPI) Validators(blockNr *rpc.BlockNumber) ([]common.Address, error)

Validators will return a list of validators based on the blockNumber provided

func (*PublicDposAPI) VoteDeposit

func (d *PublicDposAPI) VoteDeposit(addr common.Address, blockNr *rpc.BlockNumber) (*big.Int, error)

VoteDeposit checks the vote deposit paid based on the voteAddress provided

type PublicEthereumAPI

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

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

func NewPublicEthereumAPI

func NewPublicEthereumAPI(e *Ethereum) *PublicEthereumAPI

NewPublicEthereumAPI creates a new Ethereum protocol API for full nodes.

func (*PublicEthereumAPI) ChainId

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

ChainId is the EIP-155 replay-protection chain id for the current ethereum chain config.

func (*PublicEthereumAPI) Coinbase

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

Coinbase is the address that mining rewards will be send to

func (*PublicEthereumAPI) Ethereum

func (api *PublicEthereumAPI) Ethereum() *Ethereum

Ethereum returns the pointer for current full node object

func (*PublicEthereumAPI) Hashrate

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

Hashrate returns the POW hashrate

func (*PublicEthereumAPI) Validator

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

Validator is the address who produces the new block

type PublicMinerAPI

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

func NewPublicMinerAPI(e *Ethereum) *PublicMinerAPI

NewPublicMinerAPI create a new PublicMinerAPI instance.

func (*PublicMinerAPI) Mining

func (api *PublicMinerAPI) Mining() bool

Mining returns an indication if this node is currently mining.

type StdTraceConfig

type StdTraceConfig struct {
	*vm.LogConfig
	Reexec *uint64
	TxHash common.Hash
}

StdTraceConfig holds extra parameters to standard-json trace functions.

type StorageRangeResult

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

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

TraceConfig holds extra parameters to trace functions.

type ValidatorInfo

type ValidatorInfo struct {
	Validator   common.Address `json:"validator"`
	TotalVotes  *big.Int       `json:"total_votes"`
	EpochID     int64          `json:"current_epoch"`
	MinedBlocks int64          `json:"epoch_mined_blocks"`
	RewardRatio uint64         `json:"reward_distribution"`
}

ValidatorInfo stores detailed validator information

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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