eth

package
v1.0.1 Latest Latest
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 Go to latest 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 

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 

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

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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