Documentation ¶
Overview ¶
Package les implements the Light Ethereum Subprotocol.
Index ¶
- Constants
- Variables
- type BlockRequest
- type BloomReq
- type BloomRequest
- type ChtRequest
- type CodeData
- type CodeReq
- type CodeRequest
- type HelperTrieReq
- type HelperTrieResps
- type LesApiBackend
- func (b *LesApiBackend) AccountManager() *accounts.Manager
- func (b *LesApiBackend) BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error)
- func (b *LesApiBackend) BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
- func (b *LesApiBackend) BloomStatus() (uint64, uint64)
- func (b *LesApiBackend) ChainConfig() *params.ChainConfig
- func (b *LesApiBackend) ChainDb() ethdb.Database
- func (b *LesApiBackend) CurrentBlock() *types.Block
- func (b *LesApiBackend) Downloader() *downloader.Downloader
- func (b *LesApiBackend) EventMux() *event.TypeMux
- func (b *LesApiBackend) ExtRPCEnabled() bool
- func (b *LesApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, ...) (*vm.EVM, func() error, error)
- func (b *LesApiBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*types.Log, error)
- func (b *LesApiBackend) GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)
- func (b *LesApiBackend) GetPoolTransaction(txHash common.Hash) *types.Transaction
- func (b *LesApiBackend) GetPoolTransactions() (types.Transactions, error)
- func (b *LesApiBackend) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error)
- func (b *LesApiBackend) GetTd(hash common.Hash) *big.Int
- func (b *LesApiBackend) GetTransaction(ctx context.Context, txHash common.Hash) (*types.Transaction, common.Hash, uint64, uint64, error)
- func (b *LesApiBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)
- func (b *LesApiBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
- func (b *LesApiBackend) ProtocolVersion() int
- func (b *LesApiBackend) RPCGasCap() *big.Int
- func (b *LesApiBackend) RemoveTx(txHash common.Hash)
- func (b *LesApiBackend) SendTx(ctx context.Context, signedTx *types.Transaction) error
- func (b *LesApiBackend) ServiceFilter(ctx context.Context, session *bloombits.MatcherSession)
- func (b *LesApiBackend) SetHead(number uint64)
- func (b *LesApiBackend) StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error)
- func (b *LesApiBackend) Stats() (pending int, queued int)
- func (b *LesApiBackend) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
- func (b *LesApiBackend) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription
- func (b *LesApiBackend) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription
- func (b *LesApiBackend) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
- func (b *LesApiBackend) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription
- func (b *LesApiBackend) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
- func (b *LesApiBackend) SuggestPrice(ctx context.Context) (*big.Int, error)
- func (b *LesApiBackend) TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions)
- type LesOdr
- func (odr *LesOdr) BloomIndexer() *core.ChainIndexer
- func (odr *LesOdr) BloomTrieIndexer() *core.ChainIndexer
- func (odr *LesOdr) ChtIndexer() *core.ChainIndexer
- func (odr *LesOdr) Database() ethdb.Database
- func (odr *LesOdr) IndexerConfig() *light.IndexerConfig
- func (odr *LesOdr) Retrieve(ctx context.Context, req light.OdrRequest) (err error)
- func (odr *LesOdr) SetIndexers(chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer)
- func (odr *LesOdr) Stop()
- type LesOdrRequest
- type LesServer
- type LightDummyAPI
- type LightEthereum
- func (s *LightEthereum) APIs() []rpc.API
- func (s *LightEthereum) BlockChain() *light.LightChain
- func (s *LightEthereum) Downloader() *downloader.Downloader
- func (s *LightEthereum) Engine() consensus.Engine
- func (s *LightEthereum) EventMux() *event.TypeMux
- func (s *LightEthereum) LesVersion() int
- func (s *LightEthereum) Protocols() []p2p.Protocol
- func (s *LightEthereum) ResetWithGenesisBlock(gb *types.Block)
- func (s *LightEthereum) SetContractBackend(backend bind.ContractBackend)
- func (s *LightEthereum) Start(srvr *p2p.Server) error
- func (s *LightEthereum) Stop() error
- func (s *LightEthereum) TxPool() *light.TxPool
- type Msg
- type NodeInfo
- type PrivateLightAPI
- type ProofReq
- type ReceiptsRequest
- type RequestCostList
- type TrieRequest
- type TxStatusRequest
Constants ¶
const ( MsgBlockBodies = iota MsgCode MsgReceipts MsgProofsV2 MsgHelperTrieProofs MsgTxStatus )
const ( NetworkId = 1 ProtocolMaxMsgSize = 10 * 1024 * 1024 // Maximum cap on the size of a protocol message )
const ( // Protocol messages inherited from LPV1 StatusMsg = 0x00 AnnounceMsg = 0x01 GetBlockHeadersMsg = 0x02 BlockHeadersMsg = 0x03 GetBlockBodiesMsg = 0x04 BlockBodiesMsg = 0x05 GetReceiptsMsg = 0x06 ReceiptsMsg = 0x07 GetCodeMsg = 0x0a CodeMsg = 0x0b // Protocol messages introduced in LPV2 GetProofsV2Msg = 0x0f ProofsV2Msg = 0x10 GetHelperTrieProofsMsg = 0x11 HelperTrieProofsMsg = 0x12 SendTxV2Msg = 0x13 GetTxStatusMsg = 0x14 TxStatusMsg = 0x15 // Protocol messages introduced in LPV3 StopMsg = 0x16 ResumeMsg = 0x17 )
les protocol message codes
const ( ErrMsgTooLarge = iota ErrDecode ErrInvalidMsgCode ErrProtocolVersionMismatch ErrNetworkIdMismatch ErrGenesisBlockMismatch ErrNoStatusMsg ErrExtraStatusMsg ErrSuspendedPeer ErrUselessPeer ErrRequestRejected ErrUnexpectedResponse ErrInvalidResponse ErrTooManyTimeouts ErrMissingKey )
const ( MaxHeaderFetch = 192 // Amount of block headers to be fetched per retrieval request MaxBodyFetch = 32 // Amount of block bodies to be fetched per retrieval request MaxReceiptFetch = 128 // Amount of transaction receipts to allow fetching per request MaxCodeFetch = 64 // Amount of contract codes to allow fetching per request MaxProofsFetch = 64 // Amount of merkle proofs to be fetched per retrieval request MaxHelperTrieProofsFetch = 64 // Amount of helper tries to be fetched per retrieval request MaxTxSend = 64 // Amount of transactions to be send per request MaxTxStatus = 256 // Amount of transactions to queried per request )
Variables ¶
var ( ClientProtocolVersions = []uint{lpv2, lpv3} ServerProtocolVersions = []uint{lpv2, lpv3} AdvertiseProtocolVersions = []uint{lpv2} // clients are searching for the first advertised protocol in the list )
Supported versions of the les protocol (first is primary)
var ProtocolLengths = map[uint]uint64{/* contains filtered or unexported fields */}
Number of implemented message corresponding to different protocol versions.
Functions ¶
This section is empty.
Types ¶
type BlockRequest ¶
type BlockRequest light.BlockRequest
BlockRequest is the ODR request type for block bodies
func (*BlockRequest) CanSend ¶ added in v1.5.5
func (r *BlockRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*BlockRequest) GetCost ¶
func (r *BlockRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*BlockRequest) Request ¶
func (r *BlockRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*BlockRequest) Validate ¶ added in v1.6.0
func (r *BlockRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type BloomReq ¶ added in v1.7.3
type BloomReq struct {
BloomTrieNum, BitIdx, SectionIndex, FromLevel uint64
}
type BloomRequest ¶ added in v1.7.3
type BloomRequest light.BloomRequest
ODR request type for requesting headers by Canonical Hash Trie, see LesOdrRequest interface
func (*BloomRequest) CanSend ¶ added in v1.7.3
func (r *BloomRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*BloomRequest) GetCost ¶ added in v1.7.3
func (r *BloomRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*BloomRequest) Request ¶ added in v1.7.3
func (r *BloomRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*BloomRequest) Validate ¶ added in v1.7.3
func (r *BloomRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type ChtRequest ¶
type ChtRequest light.ChtRequest
ODR request type for requesting headers by Canonical Hash Trie, see LesOdrRequest interface
func (*ChtRequest) CanSend ¶ added in v1.5.5
func (r *ChtRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*ChtRequest) GetCost ¶
func (r *ChtRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*ChtRequest) Request ¶
func (r *ChtRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*ChtRequest) Validate ¶ added in v1.6.0
func (r *ChtRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type CodeData ¶
type CodeData []struct { Value []byte }
CodeData is the network response packet for a node data retrieval.
type CodeRequest ¶
type CodeRequest light.CodeRequest
ODR request type for node data (used for retrieving contract code), see LesOdrRequest interface
func (*CodeRequest) CanSend ¶ added in v1.5.5
func (r *CodeRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*CodeRequest) GetCost ¶
func (r *CodeRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*CodeRequest) Request ¶
func (r *CodeRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*CodeRequest) Validate ¶ added in v1.6.0
func (r *CodeRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type HelperTrieReq ¶ added in v1.7.3
type HelperTrieResps ¶ added in v1.7.3
type LesApiBackend ¶
type LesApiBackend struct {
// contains filtered or unexported fields
}
func (*LesApiBackend) AccountManager ¶
func (b *LesApiBackend) AccountManager() *accounts.Manager
func (*LesApiBackend) BlockByHash ¶ added in v1.9.2
func (*LesApiBackend) BlockByNumber ¶
func (b *LesApiBackend) BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
func (*LesApiBackend) BloomStatus ¶ added in v1.7.0
func (b *LesApiBackend) BloomStatus() (uint64, uint64)
func (*LesApiBackend) ChainConfig ¶
func (b *LesApiBackend) ChainConfig() *params.ChainConfig
func (*LesApiBackend) ChainDb ¶
func (b *LesApiBackend) ChainDb() ethdb.Database
func (*LesApiBackend) CurrentBlock ¶
func (b *LesApiBackend) CurrentBlock() *types.Block
func (*LesApiBackend) Downloader ¶
func (b *LesApiBackend) Downloader() *downloader.Downloader
func (*LesApiBackend) EventMux ¶
func (b *LesApiBackend) EventMux() *event.TypeMux
func (*LesApiBackend) ExtRPCEnabled ¶ added in v1.9.0
func (b *LesApiBackend) ExtRPCEnabled() bool
func (*LesApiBackend) GetPoolNonce ¶
func (*LesApiBackend) GetPoolTransaction ¶
func (b *LesApiBackend) GetPoolTransaction(txHash common.Hash) *types.Transaction
func (*LesApiBackend) GetPoolTransactions ¶
func (b *LesApiBackend) GetPoolTransactions() (types.Transactions, error)
func (*LesApiBackend) GetReceipts ¶
func (*LesApiBackend) GetTransaction ¶ added in v1.9.0
func (*LesApiBackend) HeaderByHash ¶ added in v1.8.13
func (*LesApiBackend) HeaderByNumber ¶
func (b *LesApiBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
func (*LesApiBackend) ProtocolVersion ¶
func (b *LesApiBackend) ProtocolVersion() int
func (*LesApiBackend) RPCGasCap ¶ added in v1.8.24
func (b *LesApiBackend) RPCGasCap() *big.Int
func (*LesApiBackend) RemoveTx ¶
func (b *LesApiBackend) RemoveTx(txHash common.Hash)
func (*LesApiBackend) SendTx ¶
func (b *LesApiBackend) SendTx(ctx context.Context, signedTx *types.Transaction) error
func (*LesApiBackend) ServiceFilter ¶ added in v1.7.0
func (b *LesApiBackend) ServiceFilter(ctx context.Context, session *bloombits.MatcherSession)
func (*LesApiBackend) SetHead ¶
func (b *LesApiBackend) SetHead(number uint64)
func (*LesApiBackend) StateAndHeaderByNumber ¶
func (b *LesApiBackend) StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error)
func (*LesApiBackend) Stats ¶
func (b *LesApiBackend) Stats() (pending int, queued int)
func (*LesApiBackend) SubscribeChainEvent ¶ added in v1.7.0
func (b *LesApiBackend) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
func (*LesApiBackend) SubscribeChainHeadEvent ¶ added in v1.7.0
func (b *LesApiBackend) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription
func (*LesApiBackend) SubscribeChainSideEvent ¶ added in v1.7.0
func (b *LesApiBackend) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription
func (*LesApiBackend) SubscribeLogsEvent ¶ added in v1.7.0
func (b *LesApiBackend) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
func (*LesApiBackend) SubscribeNewTxsEvent ¶ added in v1.8.9
func (b *LesApiBackend) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription
func (*LesApiBackend) SubscribeRemovedLogsEvent ¶ added in v1.7.0
func (b *LesApiBackend) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
func (*LesApiBackend) SuggestPrice ¶
func (*LesApiBackend) TxPoolContent ¶
func (b *LesApiBackend) TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions)
type LesOdr ¶
type LesOdr struct {
// contains filtered or unexported fields
}
LesOdr implements light.OdrBackend
func NewLesOdr ¶
func NewLesOdr(db ethdb.Database, config *light.IndexerConfig, retriever *retrieveManager) *LesOdr
func (*LesOdr) BloomIndexer ¶ added in v1.7.3
func (odr *LesOdr) BloomIndexer() *core.ChainIndexer
BloomIndexer returns the bloombits chain indexer
func (*LesOdr) BloomTrieIndexer ¶ added in v1.7.3
func (odr *LesOdr) BloomTrieIndexer() *core.ChainIndexer
BloomTrieIndexer returns the bloom trie chain indexer
func (*LesOdr) ChtIndexer ¶ added in v1.7.3
func (odr *LesOdr) ChtIndexer() *core.ChainIndexer
ChtIndexer returns the CHT chain indexer
func (*LesOdr) IndexerConfig ¶ added in v1.8.15
func (odr *LesOdr) IndexerConfig() *light.IndexerConfig
IndexerConfig returns the indexer config.
func (*LesOdr) Retrieve ¶
Retrieve tries to fetch an object from the LES network. If the network retrieval was successful, it stores the object in local db.
func (*LesOdr) SetIndexers ¶ added in v1.8.14
func (odr *LesOdr) SetIndexers(chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer)
SetIndexers adds the necessary chain indexers to the ODR backend
type LesOdrRequest ¶
type LesOdrRequest interface { GetCost(*peer) uint64 CanSend(*peer) bool Request(uint64, *peer) error Validate(ethdb.Database, *Msg) error }
func LesRequest ¶
func LesRequest(req light.OdrRequest) LesOdrRequest
type LesServer ¶
type LesServer struct {
// contains filtered or unexported fields
}
func (*LesServer) SetBloomBitsIndexer ¶ added in v1.7.3
func (s *LesServer) SetBloomBitsIndexer(bloomIndexer *core.ChainIndexer)
func (*LesServer) SetContractBackend ¶ added in v1.9.0
func (s *LesServer) SetContractBackend(backend bind.ContractBackend)
SetClient sets the rpc client and starts running checkpoint contract if it is not yet watched.
type LightDummyAPI ¶
type LightDummyAPI struct{}
func (*LightDummyAPI) Coinbase ¶
func (s *LightDummyAPI) Coinbase() (common.Address, error)
Coinbase is the address that mining rewards will be send to (alias for Etherbase)
func (*LightDummyAPI) Etherbase ¶
func (s *LightDummyAPI) Etherbase() (common.Address, error)
Etherbase is the address that mining rewards will be send to
func (*LightDummyAPI) Hashrate ¶
func (s *LightDummyAPI) Hashrate() hexutil.Uint
Hashrate returns the POW hashrate
func (*LightDummyAPI) Mining ¶
func (s *LightDummyAPI) Mining() bool
Mining returns an indication if this node is currently mining.
type LightEthereum ¶
type LightEthereum struct { ApiBackend *LesApiBackend // contains filtered or unexported fields }
func New ¶
func New(ctx *node.ServiceContext, config *eth.Config) (*LightEthereum, error)
func (*LightEthereum) APIs ¶
func (s *LightEthereum) APIs() []rpc.API
APIs returns the collection of RPC services the ethereum package offers. NOTE, some of these services probably need to be moved to somewhere else.
func (*LightEthereum) BlockChain ¶
func (s *LightEthereum) BlockChain() *light.LightChain
func (*LightEthereum) Downloader ¶
func (s *LightEthereum) Downloader() *downloader.Downloader
func (*LightEthereum) Engine ¶ added in v1.6.0
func (s *LightEthereum) Engine() consensus.Engine
func (*LightEthereum) EventMux ¶ added in v1.5.4
func (s *LightEthereum) EventMux() *event.TypeMux
func (*LightEthereum) LesVersion ¶
func (s *LightEthereum) LesVersion() int
func (*LightEthereum) Protocols ¶
func (s *LightEthereum) Protocols() []p2p.Protocol
Protocols implements node.Service, returning all the currently configured network protocols to start.
func (*LightEthereum) ResetWithGenesisBlock ¶
func (s *LightEthereum) ResetWithGenesisBlock(gb *types.Block)
func (*LightEthereum) SetContractBackend ¶ added in v1.9.0
func (s *LightEthereum) SetContractBackend(backend bind.ContractBackend)
SetClient sets the rpc client and binds the registrar contract.
func (*LightEthereum) Start ¶
func (s *LightEthereum) Start(srvr *p2p.Server) error
Start implements node.Service, starting all internal goroutines needed by the light ethereum protocol implementation.
func (*LightEthereum) Stop ¶
func (s *LightEthereum) Stop() error
Stop implements node.Service, terminating all internal goroutines used by the Ethereum protocol.
func (*LightEthereum) TxPool ¶
func (s *LightEthereum) TxPool() *light.TxPool
type NodeInfo ¶ added in v1.8.0
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 CHT params.TrustedCheckpoint `json:"cht"` // Trused CHT checkpoint for fast catchup }
NodeInfo represents a short summary of the Ethereum sub-protocol metadata known about the host peer.
type PrivateLightAPI ¶ added in v1.9.0
type PrivateLightAPI struct {
// contains filtered or unexported fields
}
PrivateLightAPI provides an API to access the LES light server or light client.
func NewPrivateLightAPI ¶ added in v1.9.0
func NewPrivateLightAPI(backend *lesCommons) *PrivateLightAPI
NewPrivateLightAPI creates a new LES service API.
func (*PrivateLightAPI) GetCheckpoint ¶ added in v1.9.0
func (api *PrivateLightAPI) GetCheckpoint(index uint64) ([3]string, error)
GetLocalCheckpoint returns the specific local checkpoint package.
The checkpoint package consists of 3 strings:
result[0], 32 bytes hex encoded latest section head hash result[1], 32 bytes hex encoded latest section canonical hash trie root hash result[2], 32 bytes hex encoded latest section bloom trie root hash
func (*PrivateLightAPI) GetCheckpointContractAddress ¶ added in v1.9.0
func (api *PrivateLightAPI) GetCheckpointContractAddress() (string, error)
GetCheckpointContractAddress returns the contract contract address in hex format.
func (*PrivateLightAPI) LatestCheckpoint ¶ added in v1.9.0
func (api *PrivateLightAPI) LatestCheckpoint() ([4]string, error)
LatestCheckpoint returns the latest local checkpoint package.
The checkpoint package consists of 4 strings:
result[0], hex encoded latest section index result[1], 32 bytes hex encoded latest section head hash result[2], 32 bytes hex encoded latest section canonical hash trie root hash result[3], 32 bytes hex encoded latest section bloom trie root hash
type ReceiptsRequest ¶
type ReceiptsRequest light.ReceiptsRequest
ReceiptsRequest is the ODR request type for block receipts by block hash
func (*ReceiptsRequest) CanSend ¶ added in v1.5.5
func (r *ReceiptsRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*ReceiptsRequest) GetCost ¶
func (r *ReceiptsRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*ReceiptsRequest) Request ¶
func (r *ReceiptsRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*ReceiptsRequest) Validate ¶ added in v1.6.0
func (r *ReceiptsRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type RequestCostList ¶
type RequestCostList []requestCostListItem
RequestCostList is a list representation of request costs which is used for database storage and communication through the network
type TrieRequest ¶
type TrieRequest light.TrieRequest
ODR request type for state/storage trie entries, see LesOdrRequest interface
func (*TrieRequest) CanSend ¶ added in v1.5.5
func (r *TrieRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*TrieRequest) GetCost ¶
func (r *TrieRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*TrieRequest) Request ¶
func (r *TrieRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*TrieRequest) Validate ¶ added in v1.6.0
func (r *TrieRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
type TxStatusRequest ¶ added in v1.9.0
type TxStatusRequest light.TxStatusRequest
TxStatusRequest is the ODR request type for transaction status
func (*TxStatusRequest) CanSend ¶ added in v1.9.0
func (r *TxStatusRequest) CanSend(peer *peer) bool
CanSend tells if a certain peer is suitable for serving the given request
func (*TxStatusRequest) GetCost ¶ added in v1.9.0
func (r *TxStatusRequest) GetCost(peer *peer) uint64
GetCost returns the cost of the given ODR request according to the serving peer's cost table (implementation of LesOdrRequest)
func (*TxStatusRequest) Request ¶ added in v1.9.0
func (r *TxStatusRequest) Request(reqID uint64, peer *peer) error
Request sends an ODR request to the LES network (implementation of LesOdrRequest)
func (*TxStatusRequest) Validate ¶ added in v1.9.0
func (r *TxStatusRequest) Validate(db ethdb.Database, msg *Msg) error
Valid processes an ODR request reply message from the LES network returns true and stores results in memory if the message was a valid reply to the request (implementation of LesOdrRequest)
Source Files ¶
- api.go
- api_backend.go
- balance.go
- benchmark.go
- bloombits.go
- checkpointoracle.go
- client.go
- client_handler.go
- clientpool.go
- commons.go
- costtracker.go
- distributor.go
- execqueue.go
- fetcher.go
- metrics.go
- odr.go
- odr_requests.go
- peer.go
- protocol.go
- randselect.go
- retrieve.go
- server.go
- server_handler.go
- serverpool.go
- servingqueue.go
- sync.go
- test_helper.go
- txrelay.go
- ulc.go
Directories ¶
Path | Synopsis |
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Package flowcontrol implements a client side flow control mechanism
|
Package flowcontrol implements a client side flow control mechanism |