etrue

package
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 Go to latest Published: Feb 13, 2020 License: GPL-3.0 Imports: 66 Imported by: 0

README

truechain-engineering-code

init

Documentation

Overview

Package etrue implements the Truechain protocol.

Index

Constants

View Source 
const (
	// Protocol messages belonging to etrue/63
	StatusMsg              = 0x00
	NewFastBlockHashesMsg  = 0x01
	TxMsg                  = 0x02
	GetFastBlockHeadersMsg = 0x03
	FastBlockHeadersMsg    = 0x04
	GetFastBlockBodiesMsg  = 0x05
	FastBlockBodiesMsg     = 0x06
	NewFastBlockMsg        = 0x07
	TbftNodeInfoMsg        = 0x08

	//snail sync
	NewFruitMsg             = 0x09
	GetSnailBlockHeadersMsg = 0x0a
	SnailBlockHeadersMsg    = 0x0b
	GetSnailBlockBodiesMsg  = 0x0c
	SnailBlockBodiesMsg     = 0x0d
	NewSnailBlockMsg        = 0x0e

	GetNodeDataMsg         = 0x0f
	NodeDataMsg            = 0x10
	GetReceiptsMsg         = 0x11
	ReceiptsMsg            = 0x12
	NewSnailBlockHashesMsg = 0x13

	TbftNodeInfoHashMsg = 0x15
	GetTbftNodeInfoMsg  = 0x16
)

etrue protocol message codes

View Source 
const (
	ErrMsgTooLarge = iota
	ErrDecode
	ErrInvalidMsgCode
	ErrProtocolVersionMismatch
	ErrNetworkIdMismatch
	ErrGenesisBlockMismatch
	ErrNoStatusMsg
	ErrExtraStatusMsg
	ErrSuspendedPeer
)
View Source 
const DefaultULCMinTrustedFraction = 75
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,
	MinervaHash: minerva.Config{
		CacheDir:       "minerva",
		CachesInMem:    2,
		CachesOnDisk:   3,
		DatasetsInMem:  1,
		DatasetsOnDisk: 2,
	},
	NetworkId:     19330,
	LightPeers:    100,
	DatabaseCache: 768,
	TrieCache:     256,
	TrieTimeout:   60 * time.Minute,
	MinerGasFloor: 12000000,
	MinerGasCeil:  16000000,

	GasPrice: big.NewInt(1 * params.Babbage),

	TxPool:    core.DefaultTxPoolConfig,
	SnailPool: snailchain.DefaultSnailPoolConfig,
	GPO: gasprice.Config{
		Blocks:     20,
		Percentile: 60,
	},
	MinerThreads: 2,
	Port:         30310,
	StandbyPort:  30311,
}

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

View Source 
var ProtocolLengths = []uint64{32, 20}

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

View Source 
var ProtocolName = "etrue"

ProtocolName is the official short name of the protocol used during capability negotiation.

View Source 
var ProtocolVersions = []uint{etrue64, etrue63}

ProtocolVersions are the upported versions of the etrue protocol (first is primary).

Functions

func CreateConsensusEngine 

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

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

func CreateDB 

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

CreateDB creates the chain database.

func NewBloomIndexer 

func NewBloomIndexer(db etruedb.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 AgentNetworkProxy 

type AgentNetworkProxy interface {
	// SubscribeNewPbftSignEvent should return an event subscription of
	// PbftSignEvent and send events to the given channel.
	SubscribeNewPbftSignEvent(chan<- types.PbftSignEvent) event.Subscription
	// SubscribeNodeInfoEvent should return an event subscription of
	// NodeInfoEvent and send events to the given channel.
	SubscribeNodeInfoEvent(chan<- types.NodeInfoEvent) event.Subscription
	// AddRemoteNodeInfo should add the given NodeInfo to the pbft agent.
	AddRemoteNodeInfo(*types.EncryptNodeMessage) error
	//GetNodeInfoByHash get crypto nodeInfo  by hash
	GetNodeInfoByHash(nodeInfoHash common.Hash) (*types.EncryptNodeMessage, bool)
}

type AgentWork 

type AgentWork struct {
	Block *types.Block // the new block
	// contains filtered or unexported fields
}

AgentWork is the leader current environment and holds all of the current state information

type Backend 

type Backend interface {
	BlockChain() *core.BlockChain
	SnailBlockChain() *snailchain.SnailBlockChain
	TxPool() *core.TxPool
	Config() *Config
	Etherbase() (etherbase common.Address, err error)
}

Backend wraps all methods required for pbft_agent

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 BlockBodiesRawData 

type BlockBodiesRawData struct {
	Bodies []rlp.RawValue
	Call   uint32 // Distinguish fetcher and downloader
}

BlockBodiesRawData represents a block header send.

type BlockHeadersData 

type BlockHeadersData struct {
	Headers      []*types.Header
	SnailHeaders []*types.SnailHeader
	Call         uint32 // Distinguish fetcher and downloader
}

BlockHeadersData represents a block header send.

type BloomIndexer 

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

BloomIndexer implements a core.ChainIndexer, building up a rotated bloom bits index for the Truechain 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(header *types.Header)

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

func (*BloomIndexer) Reset 

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 Truechain main net block is used.
	Genesis *core.Genesis

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

	EnableElection bool `toml:",omitempty"`
	// CommitteeKey is the ECDSA private key for committee member.
	// If this filed is empty, can't be a committee member.
	CommitteeKey []byte `toml:",omitempty"`

	PrivateKey *ecdsa.PrivateKey `toml:"-"`

	// Host is the host interface on which to start the pbft server. If this
	// field is empty, can't be a committee member.
	Host string `toml:",omitempty"`

	// Port is the TCP port number on which to start the pbft server.
	Port int `toml:",omitempty"`

	// StandByPort is the TCP port number on which to start the pbft server.
	StandbyPort int `toml:",omitempty"`

	// Ultra Light client options
	ULC *ULCConfig `toml:",omitempty"`

	// 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"`
	MinerGasFloor uint64
	MinerGasCeil  uint64
	GasPrice      *big.Int

	// MinervaHash options
	MinervaHash minerva.Config

	// Transaction pool options
	TxPool core.TxPoolConfig

	//fruit pool options
	SnailPool snailchain.SnailPoolConfig

	// Gas Price Oracle options
	GPO gasprice.Config

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

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

	// true indicate singlenode start
	NodeType bool `toml:",omitempty"`

	//true indicate only mine fruit
	MineFruit bool `toml:",omitempty"`

	//true indicate only mine fruit
	Mine bool `toml:",omitempty"`

	//true indicate only remote mine
	RemoteMine bool `toml:",omitempty"`
}

func (*Config) GetNodeType 

func (c *Config) GetNodeType() bool

func (Config) MarshalTOML 

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

func (*Config) UnmarshalTOML 

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

type LesServer 

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

type NodeInfo 

type NodeInfo struct {
	Network      uint64              `json:"network"`      // Truechain network ID (1=Frontier, 2=Morden, Ropsten=3, Rinkeby=4)
	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
	Difficulty   *big.Int            `json:"snailTd"`      // Total difficulty of the host's blockchain
	SnailGenesis common.Hash         `json:"snailGenesis"` // SHA3 hash of the host's genesis block
	SnailConfig  *params.ChainConfig `json:"snailConfig"`  // Chain configuration for the fork rules
	SnailHead    common.Hash         `json:"snailHead"`    // SHA3 hash of the host's best owned block
}

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

type PbftAgent 

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

PbftAgent receive events from election and communicate with pbftServer

func NewPbftAgent 

func NewPbftAgent(etrue Backend, config *params.ChainConfig, engine consensus.Engine, election *elect.Election, gasFloor, gasCeil uint64) *PbftAgent

NewPbftAgent creates a new pbftAgent ,receive events from election and communicate with pbftServer

func (*PbftAgent) AcquireCommitteeAuth 

func (agent *PbftAgent) AcquireCommitteeAuth(fastHeight *big.Int) bool

AcquireCommitteeAuth determine whether the node pubKey is in the specified committee

func (*PbftAgent) AddRemoteNodeInfo 

func (agent *PbftAgent) AddRemoteNodeInfo(cryNodeInfo *types.EncryptNodeMessage) error

AddRemoteNodeInfo send cryNodeInfo of committeeNode to network,and recieved by other committeenode

func (*PbftAgent) BroadcastConsensus 

func (agent *PbftAgent) BroadcastConsensus(fb *types.Block) error

BroadcastConsensus when More than 2/3 signs with agree, 

committee Member Reach a consensus  and insert the fastBlock into fastBlockChain

func (*PbftAgent) ChangeCommitteeLeader 

func (agent *PbftAgent) ChangeCommitteeLeader(height *big.Int) bool

ChangeCommitteeLeader trigger view change.

func (*PbftAgent) CommitteeNumber 

func (agent *PbftAgent) CommitteeNumber() uint64

CommitteeNumber return current committee number

func (*PbftAgent) FetchFastBlock 

func (agent *PbftAgent) FetchFastBlock(committeeID *big.Int, infos []*types.CommitteeMember) (*types.Block, error)

FetchFastBlock generate fastBlock as leader

func (*PbftAgent) GenerateSign 

func (agent *PbftAgent) GenerateSign(fb *types.Block) (*types.PbftSign, error)

GenerateSign generate sign with default agree from committeeMember in fastBlock

func (*PbftAgent) GenerateSignWithVote 

func (agent *PbftAgent) GenerateSignWithVote(fb *types.Block, vote uint32, result bool) (*types.PbftSign, error)

GenerateSignWithVote generate sign from committeeMember in fastBlock

func (*PbftAgent) GetAlternativeCommittee 

func (agent *PbftAgent) GetAlternativeCommittee() []string

GetAlternativeCommittee return received back committee member's pubkey information

func (*PbftAgent) GetCommitteeNumber 

func (agent *PbftAgent) GetCommitteeNumber(blockHeight *big.Int) int32

GetCommitteeNumber get Committees number from blockHeight

func (*PbftAgent) GetCommitteeStatus 

func (agent *PbftAgent) GetCommitteeStatus() map[string]interface{}

GetCommitteeStatus return current committee infomation

func (*PbftAgent) GetCurrentCommittee 

func (agent *PbftAgent) GetCurrentCommittee() []string

GetCurrentCommittee return committee member's pubkey information

func (*PbftAgent) GetCurrentHeight 

func (agent *PbftAgent) GetCurrentHeight() *big.Int

GetCurrentHeight return current fastBlock number

func (*PbftAgent) GetFastLastProposer 

func (agent *PbftAgent) GetFastLastProposer() common.Address

GetFastLastProposer get last proposer

func (*PbftAgent) GetNodeInfoByHash 

func (agent *PbftAgent) GetNodeInfoByHash(nodeInfoHash common.Hash) (*types.EncryptNodeMessage, bool)

GetNodeInfoByHash get cryptoNodeInfo by hash

func (*PbftAgent) GetSeedMember 

func (agent *PbftAgent) GetSeedMember() []*types.CommitteeMember

GetSeedMember get seed member

func (*PbftAgent) GetSnailRewardContent 

func (agent *PbftAgent) GetSnailRewardContent(rewardSnailHegiht uint64) *types.SnailRewardContenet

func (*PbftAgent) IsCommitteeMember 

func (agent *PbftAgent) IsCommitteeMember() bool

IsCurrentCommitteeMember get whether self is committee member or not

func (*PbftAgent) IsLeader 

func (agent *PbftAgent) IsLeader() bool

IsLeader get current committee leader

func (*PbftAgent) IsUsedOrUnusedMember 

func (agent *PbftAgent) IsUsedOrUnusedMember(committeeInfo *types.CommitteeInfo, publickey []byte) bool

IsUsedOrUnusedMember whether publickey in committee member

func (*PbftAgent) MarkBroadcastNodeTag 

func (agent *PbftAgent) MarkBroadcastNodeTag(cryptoNodeInfo *types.EncryptNodeMessage)

MarkNodeTag Mark received nodeTag,avoid old node information

func (*PbftAgent) MarkNodeInfo 

func (agent *PbftAgent) MarkNodeInfo(encryptNode *types.EncryptNodeMessage, nodeTagHash common.Hash)

MarkNodeInfo Mark received NodeInfo

func (*PbftAgent) MarkNodeTag 

func (agent *PbftAgent) MarkNodeTag(nodeTag common.Hash, timestamp *big.Int)

MarkNodeTag Mark received nodeTag,avoid old node information

func (*PbftAgent) Start 

func (agent *PbftAgent) Start()

Start means receive events from election and send pbftNode infomation

func (*PbftAgent) SubscribeNewPbftSignEvent 

func (agent *PbftAgent) SubscribeNewPbftSignEvent(ch chan<- types.PbftSignEvent) event.Subscription

SubscribeNewPbftSignEvent registers a subscription of PbftSignEvent and starts sending event to the given channel.

func (*PbftAgent) SubscribeNodeInfoEvent 

func (agent *PbftAgent) SubscribeNodeInfoEvent(ch chan<- types.NodeInfoEvent) event.Subscription

SubscribeNodeInfoEvent registers a subscription of NodeInfoEvent.

func (*PbftAgent) VerifyCommitteeSign 

func (agent *PbftAgent) VerifyCommitteeSign(sign *types.PbftSign) bool

VerifyCommitteeSign verify sign of node is in committee

func (*PbftAgent) VerifyFastBlock 

func (agent *PbftAgent) VerifyFastBlock(fb *types.Block, result bool) (*types.PbftSign, error)

VerifyFastBlock committee member verify fastBlock and vote agree or disagree sign

type PeerInfo 

type PeerInfo struct {
	Version    int      `json:"version"`    // Truechain 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 Truechain sub-protocol metadata known about a connected peer.

type PrivateAdminAPI 

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

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

func NewPrivateAdminAPI 

func NewPrivateAdminAPI(etrue *Truechain) *PrivateAdminAPI

NewPrivateAdminAPI creates a new API definition for the full node private admin methods of the Truechain 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 Truechain full node APIs exposed over the private debugging endpoint.

func NewPrivateDebugAPI 

func NewPrivateDebugAPI(config *params.ChainConfig, etrue *Truechain) *PrivateDebugAPI

NewPrivateDebugAPI creates a new API definition for the full node-related private debug methods of the Truechain 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) 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) 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 *Truechain) *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) SetElection 

func (api *PrivateMinerAPI) SetElection(toElect bool, pubkey []byte) (bool, error)

SetElection sets the election .

func (*PrivateMinerAPI) SetEtherbase 

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

SetEtherbase sets the etherbase 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) Start 

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) StartFruit 

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

func (*PrivateMinerAPI) Stop 

func (api *PrivateMinerAPI) Stop() bool

Stop the miner

type ProtocolManager 

type ProtocolManager struct {
	SnailPool SnailPool

	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, SnailPool SnailPool, engine consensus.Engine, blockchain *core.BlockChain, snailchain *snailchain.SnailBlockChain, chaindb etruedb.Database, agent *PbftAgent) (*ProtocolManager, error)

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

func (*ProtocolManager) BroadcastFastBlock 

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

BroadcastFastBlock 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) BroadcastFruits 

func (pm *ProtocolManager) BroadcastFruits(fruits types.Fruits)

BroadcastFruits will propagate a batch of fruits to all peers which are not known to already have the given fruit.

func (*ProtocolManager) BroadcastPbNodeInfo 

func (pm *ProtocolManager) BroadcastPbNodeInfo(nodeInfo *types.EncryptNodeMessage)

BroadcastPbNodeInfo will propagate a batch of EncryptNodeMessage to all peers which are not known to already have the given CryNodeInfo.

func (*ProtocolManager) BroadcastPbSign 

func (pm *ProtocolManager) BroadcastPbSign(pbSigns []*types.PbftSign)

BroadcastPbSign will propagate a batch of PbftVoteSigns to all peers which are not known to already have the given PbftVoteSign.

func (*ProtocolManager) BroadcastSnailBlock 

func (pm *ProtocolManager) BroadcastSnailBlock(snailBlock *types.SnailBlock, propagate bool)

BroadcastSnailBlock will either propagate a snailBlock 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) Start2 

func (pm *ProtocolManager) Start2(maxPeers int)

func (*ProtocolManager) Stop 

func (pm *ProtocolManager) Stop()

type PublicDebugAPI 

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

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

func NewPublicDebugAPI 

func NewPublicDebugAPI(etrue *Truechain) *PublicDebugAPI

NewPublicDebugAPI creates a new API definition for the full node- related public debug methods of the Truechain 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 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 *Truechain) *PublicMinerAPI

NewPublicMinerAPI create a new PublicMinerAPI instance.

func (*PublicMinerAPI) GetDataset 

func (api *PublicMinerAPI) GetDataset() ([10240]string, error)

GetDataset returns a work package for external miner. The work package consists of 3 strings

func (*PublicMinerAPI) GetDatasetBySeedhash 

func (api *PublicMinerAPI) GetDatasetBySeedhash(seedhash string) ([10240]string, error)

GetDataset returns a work package for external miner. The work package consists of 3 strings

func (*PublicMinerAPI) GetWork 

func (api *PublicMinerAPI) GetWork() ([4]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 

func (api *PublicMinerAPI) Mining() bool

Mining returns an indication if this node is currently mining.

func (*PublicMinerAPI) SubmitHashrate 

func (api *PublicMinerAPI) SubmitHashrate(hashrate rpc.HexNumber, 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 

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 PublicTruechainAPI 

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

PublicTruechainAPI provides an API to access Truechain full node-related information.

func NewPublicTruechainAPI 

func NewPublicTruechainAPI(e *Truechain) *PublicTruechainAPI

NewPublicTruechainAPI creates a new Truechain protocol API for full nodes.

func (*PublicTruechainAPI) ChainId 

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

ChainId retuurn current truechain's chain config.

func (*PublicTruechainAPI) Coinbase 

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

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

func (*PublicTruechainAPI) CommitteeBase 

func (api *PublicTruechainAPI) CommitteeBase() common.Address

CommitteeBase is the address that generate by pubkey

func (*PublicTruechainAPI) CommitteeNumber 

func (api *PublicTruechainAPI) CommitteeNumber() uint64

CommitteeNumber return number of current committee

func (*PublicTruechainAPI) Etherbase 

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

Etherbase is the address that mining rewards will be send to

func (*PublicTruechainAPI) GetCurrentState 

func (api *PublicTruechainAPI) GetCurrentState() map[string]interface{}

GetCurrentState get current committee state

func (*PublicTruechainAPI) Hashrate 

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

Hashrate returns the POW hashrate

func (*PublicTruechainAPI) IsCommitteeMember 

func (api *PublicTruechainAPI) IsCommitteeMember() bool

IsCommitteeMember return node whether current committee member

func (*PublicTruechainAPI) Pubkey 

func (api *PublicTruechainAPI) Pubkey() string

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

type SnailPool 

type SnailPool interface {
	// AddRemoteFruits should add the given fruits to the pool.
	AddRemoteFruits([]*types.SnailBlock, bool) []error

	// PendingFruits should return pending fruits.
	PendingFruits() map[common.Hash]*types.SnailBlock

	// SubscribeNewFruitEvent should return an event subscription of
	// NewFruitsEvent and send events to the given channel.
	SubscribeNewFruitEvent(chan<- types.NewFruitsEvent) event.Subscription

	RemovePendingFruitByFastHash(fasthash common.Hash)
}

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 TrueAPIBackend 

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

TRUEAPIBackend implements ethapi.Backend for full nodes

func (*TrueAPIBackend) AccountManager 

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

func (*TrueAPIBackend) BlockByNumber 

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

func (*TrueAPIBackend) BloomStatus 

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

func (*TrueAPIBackend) ChainConfig 

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

ChainConfig returns the active chain configuration.

func (*TrueAPIBackend) ChainDb 

func (b *TrueAPIBackend) ChainDb() etruedb.Database

func (*TrueAPIBackend) CurrentBlock 

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

func (*TrueAPIBackend) CurrentSnailBlock 

func (b *TrueAPIBackend) CurrentSnailBlock() *types.SnailBlock

func (*TrueAPIBackend) Downloader 

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

func (*TrueAPIBackend) EventMux 

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

func (*TrueAPIBackend) GetBlock 

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

func (*TrueAPIBackend) GetCommittee 

func (b *TrueAPIBackend) GetCommittee(number rpc.BlockNumber) (map[string]interface{}, error)

func (*TrueAPIBackend) GetEVM 

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

func (*TrueAPIBackend) GetFruit 

func (b *TrueAPIBackend) GetFruit(ctx context.Context, fastblockHash common.Hash) (*types.SnailBlock, error)

func (*TrueAPIBackend) GetLogs 

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

func (*TrueAPIBackend) GetPoolNonce 

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

func (*TrueAPIBackend) GetPoolTransaction 

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

func (*TrueAPIBackend) GetPoolTransactions 

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

func (*TrueAPIBackend) GetReceipts 

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

func (*TrueAPIBackend) GetReward 

func (b *TrueAPIBackend) GetReward(number int64) *types.BlockReward

func (*TrueAPIBackend) GetSnailBlock 

func (b *TrueAPIBackend) GetSnailBlock(ctx context.Context, hash common.Hash) (*types.SnailBlock, error)

func (*TrueAPIBackend) GetSnailRewardContent 

func (b *TrueAPIBackend) GetSnailRewardContent(snailNumber rpc.BlockNumber) *types.SnailRewardContenet

func (*TrueAPIBackend) GetTd 

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

func (*TrueAPIBackend) HeaderByHash 

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

func (*TrueAPIBackend) HeaderByNumber 

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

func (*TrueAPIBackend) ProtocolVersion 

func (b *TrueAPIBackend) ProtocolVersion() int

func (*TrueAPIBackend) SendTx 

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

func (*TrueAPIBackend) ServiceFilter 

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

func (*TrueAPIBackend) SetHead 

func (b *TrueAPIBackend) SetHead(number uint64)

func (*TrueAPIBackend) SetSnailHead 

func (b *TrueAPIBackend) SetSnailHead(number uint64)

func (*TrueAPIBackend) SnailBlockByNumber 

func (b *TrueAPIBackend) SnailBlockByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.SnailBlock, error)

func (*TrueAPIBackend) SnailHeaderByNumber 

func (b *TrueAPIBackend) SnailHeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.SnailHeader, error)

func (*TrueAPIBackend) SnailPoolContent 

func (b *TrueAPIBackend) SnailPoolContent() []*types.SnailBlock

func (*TrueAPIBackend) SnailPoolInspect 

func (b *TrueAPIBackend) SnailPoolInspect() []*types.SnailBlock

func (*TrueAPIBackend) SnailPoolStats 

func (b *TrueAPIBackend) SnailPoolStats() (pending int, unVerified int)

func (*TrueAPIBackend) StateAndHeaderByNumber 

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

func (*TrueAPIBackend) Stats 

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

func (*TrueAPIBackend) SubscribeChainEvent 

func (b *TrueAPIBackend) SubscribeChainEvent(ch chan<- types.FastChainEvent) event.Subscription

func (*TrueAPIBackend) SubscribeChainHeadEvent 

func (b *TrueAPIBackend) SubscribeChainHeadEvent(ch chan<- types.FastChainHeadEvent) event.Subscription

func (*TrueAPIBackend) SubscribeChainSideEvent 

func (b *TrueAPIBackend) SubscribeChainSideEvent(ch chan<- types.FastChainSideEvent) event.Subscription

func (*TrueAPIBackend) SubscribeLogsEvent 

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

func (*TrueAPIBackend) SubscribeNewTxsEvent 

func (b *TrueAPIBackend) SubscribeNewTxsEvent(ch chan<- types.NewTxsEvent) event.Subscription

func (*TrueAPIBackend) SubscribeRemovedLogsEvent 

func (b *TrueAPIBackend) SubscribeRemovedLogsEvent(ch chan<- types.RemovedLogsEvent) event.Subscription

func (*TrueAPIBackend) SuggestPrice 

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

func (*TrueAPIBackend) TxPoolContent 

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

type Truechain 

type Truechain struct {
	APIBackend *TrueAPIBackend
	// contains filtered or unexported fields
}

Truechain implements the Truechain full node service.

func New 

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

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

func (*Truechain) APIs 

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

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

func (*Truechain) AccountManager 

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

func (*Truechain) AddLesServer 

func (s *Truechain) AddLesServer(ls LesServer)

func (*Truechain) BlockChain 

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

func (*Truechain) ChainDb 

func (s *Truechain) ChainDb() etruedb.Database

func (*Truechain) Config 

func (s *Truechain) Config() *Config

func (*Truechain) Downloader 

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

func (*Truechain) Engine 

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

func (*Truechain) EthVersion 

func (s *Truechain) EthVersion() int

func (*Truechain) Etherbase 

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

func (*Truechain) EventMux 

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

func (*Truechain) IsListening 

func (s *Truechain) IsListening() bool

func (*Truechain) IsMining 

func (s *Truechain) IsMining() bool

func (*Truechain) Miner 

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

func (*Truechain) NetVersion 

func (s *Truechain) NetVersion() uint64

func (*Truechain) PbftAgent 

func (s *Truechain) PbftAgent() *PbftAgent

func (*Truechain) Protocols 

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

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

func (*Truechain) ResetWithFastGenesisBlock 

func (s *Truechain) ResetWithFastGenesisBlock(gb *types.Block)

func (*Truechain) ResetWithGenesisBlock 

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

func (*Truechain) SetEtherbase 

func (s *Truechain) SetEtherbase(etherbase common.Address)

SetEtherbase sets the mining reward address.

func (*Truechain) SnailBlockChain 

func (s *Truechain) SnailBlockChain() *chain.SnailBlockChain

func (*Truechain) SnailPool 

func (s *Truechain) SnailPool() *chain.SnailPool

func (*Truechain) Start 

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

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

func (*Truechain) StartMining 

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

func (*Truechain) Stop 

func (s *Truechain) Stop() error

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

func (*Truechain) StopMining 

func (s *Truechain) StopMining()

func (*Truechain) TxPool 

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

type ULCConfig 

type ULCConfig struct {
	TrustedServers     []string `toml:",omitempty"` // A list of trusted servers
	MinTrustedFraction int      `toml:",omitempty"` // Minimum percentage of connected trusted servers to validate trusted (1-100)
}

ULCConfig is a Ultra Light client options.

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 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.
snail
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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