lnode

package
v2.2.0 Latest Latest
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 Go to latest Published: Mar 3, 2023 License: Apache-2.0 Imports: 47 Imported by: 0

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Index

Constants

View Source 
const NumNbrToSyncRandAddr = 1

Number of random neighbors to sync rand addr

View Source 
const NumNbrToSyncTxnPool = 1

Number of random neighbors to sync txn pool

Variables

This section is empty.

Functions

func MakeSigChainTransaction 

func MakeSigChainTransaction(wallet *vault.Wallet, sigChain []byte) (*transaction.Transaction, error)

func NewBacktrackSigChainMessage 

func NewBacktrackSigChainMessage(sigChainElems []*pb.SigChainElem, hash []byte) (*pb.UnsignedMessage, error)

NewBacktrackSigChainMessage creates a BACKTRACK_SIGNATURE_CHAIN message

func NewGetBlockHeadersMessage 

func NewGetBlockHeadersMessage(startHeight, endHeight uint32) (*pb.UnsignedMessage, error)

NewGetBlockHeadersMessage creates a GET_BLOCK_HEADERS message

func NewGetBlockHeadersReply 

func NewGetBlockHeadersReply(headers []*block.Header) (*pb.UnsignedMessage, error)

NewGetBlockHeadersReply creates a GET_BLOCK_HEADERS_REPLY message in respond to GET_BLOCK_HEADERS message

func NewGetBlocksMessage 

func NewGetBlocksMessage(startHeight, endHeight uint32) (*pb.UnsignedMessage, error)

NewGetBlocksMessage creates a GET_BLOCKS message

func NewGetBlocksReply 

func NewGetBlocksReply(blocks []*block.Block) (*pb.UnsignedMessage, error)

NewGetBlocksReply creates a GET_BLOCKS_REPLY message in respond to GET_BLOCKS message

func NewGetStateMessage 

func NewGetStateMessage(hashes []common.Uint256) (*pb.UnsignedMessage, error)

NewGetStateMessage creates a GET_STATES message

func NewGetStatesReply 

func NewGetStatesReply(nodes [][]byte) (*pb.UnsignedMessage, error)

NewGetStatesReply creates a GET_STATES_REPLY message in respond to GET_STATES message

func NewIHaveSignatureChainTransactionMessage 

func NewIHaveSignatureChainTransactionMessage(height uint32, sigHash []byte) (*pb.UnsignedMessage, error)

NewIHaveSignatureChainTransactionMessage creates a I_HAVE_SIGNATURE_CHAIN_TRANSACTION message

func NewPinSigChainMessage 

func NewPinSigChainMessage(hash []byte) (*pb.UnsignedMessage, error)

NewPinSigChainMessage creates a PIN_SIGNATURE_CHAIN message

func NewRelayMessage 

func NewRelayMessage(srcIdentifier string, srcPubkey, destID, payload, blockHash, lastHash []byte, maxHoldingSeconds uint32) (*pb.UnsignedMessage, error)

NewRelayMessage creates a RELAY message

func NewReqAddrNonceMessage 

func NewReqAddrNonceMessage() (*pb.UnsignedMessage, error)

build a REQ_ADDR_NONCE request message

func NewReqSyncAddrTxnMessage 

func NewReqSyncAddrTxnMessage(addr []byte, nonce uint64) (*pb.UnsignedMessage, error)

build REQ_SYNC_ADDR_TXN request message This message includse my txn pool's txn address and maximum nonce.

func NewReqSyncTxnPoolMessage 

func NewReqSyncTxnPoolMessage(tp *pool.TxnPool) (*pb.UnsignedMessage, error)

build REQ_SYNC_TXN_POOL request message. This message includse my txn pool's txn address and maximum nonce.

func NewReqTxnPoolHashMessage 

func NewReqTxnPoolHashMessage() (*pb.UnsignedMessage, error)

build a REQ_TXN_POOL_HASH request message

func NewRequestSignatureChainTransactionMessage 

func NewRequestSignatureChainTransactionMessage(sigHash []byte) (*pb.UnsignedMessage, error)

NewRequestSignatureChainTransactionMessage creates a REQUEST_SIGNATURE_CHAIN_TRANSACTION message

func NewRequestSignatureChainTransactionReply 

func NewRequestSignatureChainTransactionReply(transaction *transaction.Transaction) (*pb.UnsignedMessage, error)

NewRequestSignatureChainTransactionReply creates a REQUEST_SIGNATURE_CHAIN_TRANSACTION_REPLY message

func NewRplAddrNonceMessage 

func NewRplAddrNonceMessage(tp *pool.TxnPool) (*pb.UnsignedMessage, error)

build RPL_ADDR_NONCE reply message reply with rand address my txn pool's with this address' nonce.

func NewRplSyncAddrTxnMessage 

func NewRplSyncAddrTxnMessage(reqMsg *pb.AddrNonce, tp *pool.TxnPool) (*pb.UnsignedMessage, error)

build RPL_SYNC_ADDR_TXN message. reply transactions which are needed to sync to the requestor.

func NewRplSyncTxnPoolMessage 

func NewRplSyncTxnPoolMessage(reqMsg *pb.RequestSyncTxnPool, tp *pool.TxnPool) (*pb.UnsignedMessage, error)

build RPL_SYNC_TXN_POOL message. reply transactions which are needed to sync to the requestor.

func NewRplTxnPoolHashMessage 

func NewRplTxnPoolHashMessage(tp *pool.TxnPool) (*pb.UnsignedMessage, error)

build RPL_TXN_POOL_HASH reply message, reply with my txn pool's hash and txn count.

func NewTransactionsMessage 

func NewTransactionsMessage(transactions []*transaction.Transaction) (*pb.UnsignedMessage, error)

NewTransactionsMessage creates a TRANSACTIONS message

func ShouldRejectAddr 

func ShouldRejectAddr(localAddr, remoteAddr string) bool

ShouldRejectAddr returns if remoteAddr should be rejected by localAddr

Types

type ChordInfo 

type ChordInfo struct {
	LocalNode    *LocalNode                     `json:"localNode"`
	Successors   []*ChordRemoteNodeInfo         `json:"successors"`
	Predecessors []*ChordRemoteNodeInfo         `json:"predecessors"`
	FingerTable  map[int][]*ChordRemoteNodeInfo `json:"fingerTable"`
}

type ChordRemoteNodeInfo 

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

func (*ChordRemoteNodeInfo) MarshalJSON 

func (crn *ChordRemoteNodeInfo) MarshalJSON() ([]byte, error)

type LocalNode 

type LocalNode struct {
	*node.Node

	*pool.TxnPool // transaction pool of local node

	*node.MessageHandlerStore
	// contains filtered or unexported fields
}

func NewLocalNode 

func NewLocalNode(wallet *vault.Wallet, nn *nnet.NNet, ledgerMode pb.LedgerMode) (*LocalNode, error)

func (*LocalNode) BroadcastTransaction 

func (localNode *LocalNode) BroadcastTransaction(txn *transaction.Transaction) error

BroadcastTransaction broadcast a transaction to the network using TRANSACTIONS message

func (*LocalNode) CheckIDChange 

func (localNode *LocalNode) CheckIDChange(v interface{})

func (*LocalNode) ComputeSharedKey 

func (localNode *LocalNode) ComputeSharedKey(remotePublicKey []byte) (*[node.SharedKeySize]byte, error)

func (LocalNode) ExistHash 

func (hc LocalNode) ExistHash(hash common.Uint256) bool

func (*LocalNode) FindSuccessorAddrs 

func (localNode *LocalNode) FindSuccessorAddrs(key []byte, numSucc int) ([]string, error)

func (*LocalNode) FindWsAddr 

func (localNode *LocalNode) FindWsAddr(key []byte) (string, string, []byte, []byte, error)

func (*LocalNode) FindWssAddr 

func (localNode *LocalNode) FindWssAddr(key []byte) (string, string, []byte, []byte, error)

func (*LocalNode) GetChordInfo 

func (localNode *LocalNode) GetChordInfo() node.IChordInfo

func (LocalNode) GetConnectionCnt 

func (nm LocalNode) GetConnectionCnt() uint

func (*LocalNode) GetGossipNeighbors 

func (localNode *LocalNode) GetGossipNeighbors(filter func(*node.RemoteNode) bool) []*node.RemoteNode

func (*LocalNode) GetHeight 

func (localNode *LocalNode) GetHeight() uint32

func (*LocalNode) GetNeighborBlockHeaders 

func (localNode *LocalNode) GetNeighborBlockHeaders(remoteNode *node.RemoteNode, startHeight, endHeight uint32) ([]*block.Header, error)

GetBlockHeaders requests a range of consecutive block headers from a neighbor using GET_BLOCK_HEADERS message

func (*LocalNode) GetNeighborBlocks 

func (localNode *LocalNode) GetNeighborBlocks(remoteNode *node.RemoteNode, startHeight, endHeight uint32) ([]*block.Block, error)

GetBlocks requests a range of consecutive blocks from a neighbor using GET_BLOCKS message

func (*LocalNode) GetNeighborByNNetNode 

func (localNode *LocalNode) GetNeighborByNNetNode(nnetRemoteNode *nnetnode.RemoteNode) *node.RemoteNode

func (LocalNode) GetNeighborHeights 

func (nm LocalNode) GetNeighborHeights() ([]uint32, uint)

func (*LocalNode) GetNeighborInfo 

func (localNode *LocalNode) GetNeighborInfo() []*node.RemoteNode

func (LocalNode) GetNeighborNode 

func (nm LocalNode) GetNeighborNode(id string) *node.RemoteNode

func (*LocalNode) GetNeighborStates 

func (localNode *LocalNode) GetNeighborStates(remoteNode *node.RemoteNode, hashes []common.Uint256) ([][]byte, error)

func (LocalNode) GetNeighbors 

func (nm LocalNode) GetNeighbors(filter func(*node.RemoteNode) bool) []*node.RemoteNode

func (*LocalNode) GetNeighborsMajorityStateRootByHeight 

func (localNode *LocalNode) GetNeighborsMajorityStateRootByHeight(height uint32, neighbors []*node.RemoteNode) common.Uint256

func (*LocalNode) GetNnet 

func (localNode *LocalNode) GetNnet() *nnet.NNet

func (*LocalNode) GetProposalSubmitted 

func (localNode *LocalNode) GetProposalSubmitted() uint32

func (*LocalNode) GetRelayMessageCount 

func (localNode *LocalNode) GetRelayMessageCount() uint64

func (*LocalNode) GetSyncState 

func (localNode *LocalNode) GetSyncState() pb.SyncState

func (*LocalNode) GetTxnPool 

func (localNode *LocalNode) GetTxnPool() *pool.TxnPool

func (*LocalNode) GetVotingNeighbors 

func (localNode *LocalNode) GetVotingNeighbors(filter func(*node.RemoteNode) bool) []*node.RemoteNode

func (*LocalNode) GetWsAddr 

func (localNode *LocalNode) GetWsAddr() string

func (*LocalNode) GetWssAddr 

func (localNode *LocalNode) GetWssAddr() string

func (*LocalNode) IncrementProposalSubmitted 

func (localNode *LocalNode) IncrementProposalSubmitted()

func (*LocalNode) IncrementRelayMessageCount 

func (localNode *LocalNode) IncrementRelayMessageCount()

func (*LocalNode) MarshalJSON 

func (localNode *LocalNode) MarshalJSON() ([]byte, error)

func (*LocalNode) NewSignatureChainObjectionMessage 

func (localNode *LocalNode) NewSignatureChainObjectionMessage(height uint32, sigHash []byte) (*pb.UnsignedMessage, error)

NewSignatureChainObjectionMessage creates a SIGNATURE_CHAIN_OBJECTION message

func (LocalNode) RemoveNeighborNode 

func (nm LocalNode) RemoveNeighborNode(id string)

func (*LocalNode) ResetSyncing 

func (localNode *LocalNode) ResetSyncing()

ResetSyncing resets syncOnce and allows for future block syncing

func (*LocalNode) SendRelayMessage 

func (localNode *LocalNode) SendRelayMessage(srcAddr, destAddr string, payload, signature, blockHash []byte, nonce, maxHoldingSeconds uint32) error

func (*LocalNode) SerializeMessage 

func (localNode *LocalNode) SerializeMessage(unsignedMsg *pb.UnsignedMessage, sign bool) ([]byte, error)

func (*LocalNode) SetMinVerifiableHeight 

func (localNode *LocalNode) SetMinVerifiableHeight(height uint32)

func (*LocalNode) SetSyncState 

func (localNode *LocalNode) SetSyncState(s pb.SyncState) bool

func (*LocalNode) Start 

func (localNode *LocalNode) Start() error

func (*LocalNode) StartFastSyncing 

func (localNode *LocalNode) StartFastSyncing(syncRootHash common.Uint256, peers []*node.RemoteNode) error

StartFastSyncing quickly download the headers, full sync only at the chain

func (*LocalNode) StartSyncRandAddrTxn 

func (localNode *LocalNode) StartSyncRandAddrTxn()

func (*LocalNode) StartSyncTxnPool 

func (localNode *LocalNode) StartSyncTxnPool()

func (*LocalNode) StartSyncing 

func (localNode *LocalNode) StartSyncing(syncStopHash common.Uint256, syncStopHeight uint32, neighbors []*node.RemoteNode) (bool, error)

StartSyncing starts block syncing from current local ledger until it gets to block height stopHeight with block hash stopHash from given neighbors

func (*LocalNode) SyncRandAddrTxn 

func (localNode *LocalNode) SyncRandAddrTxn()

sync rand addr process

func (*LocalNode) SyncTxnPool 

func (localNode *LocalNode) SyncTxnPool()

sync txn pool process

func (*LocalNode) VerifySigChain 

func (localNode *LocalNode) VerifySigChain(sc *pb.SigChain, height uint32) error

func (*LocalNode) VerifySigChainObjection 

func (localNode *LocalNode) VerifySigChainObjection(sc *pb.SigChain, reporterID []byte, height uint32) (int, error)

type RelayService 

type RelayService struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func NewRelayService 

func NewRelayService(wallet *vault.Wallet, localNode *LocalNode) *RelayService

func (*RelayService) Start 

func (rs *RelayService) Start() error

Source Files

View all Source files

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