eth

package
v0.0.0-...-0d91d44 Latest Latest
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 Go to latest Published: Nov 4, 2021 License: GPL-3.0 Imports: 22 Imported by: 0

Documentation

Overview

Package eth implements the bridge interfaces for eth-like blockchain.

Index

Constants

View Source 
const (
	ERC20TokenType = "ERC20"
)

token types (should be all upper case)

Variables

View Source 
var (
	// ETH chain
	EthNetworkAndChainIDMap = map[string]*big.Int{
		"mainnet": big.NewInt(1),
		"rinkeby": big.NewInt(4),
		"goerli":  big.NewInt(5),
	}

	// ETC chain
	EtcNetworkAndChainIDMap = map[string]*big.Int{
		"mainnet": big.NewInt(61),
		"kotti":   big.NewInt(6),
		"mordor":  big.NewInt(63),
	}

	// FSN chain
	FsnNetworkAndChainIDMap = map[string]*big.Int{
		"mainnet": big.NewInt(32659),
		"testnet": big.NewInt(46688),
		"devnet":  big.NewInt(55555),
	}

	// OKEX chain
	OkexNetworkAndChainIDMap = map[string]*big.Int{
		"mainnet": big.NewInt(66),
	}
)

known network and chainID map

View Source 
var (
	// ExtCodeParts extended func hashes and log topics
	ExtCodeParts map[string][]byte
)

Functions

func GetChainIDOfNetwork 

func GetChainIDOfNetwork(networkAndChainIDMap map[string]*big.Int, networkID string) *big.Int

GetChainIDOfNetwork get chainID of networkID

func InitExtCodeParts 

func InitExtCodeParts()

InitExtCodeParts init extended code parts

func InitExtCodePartsWithFlag 

func InitExtCodePartsWithFlag(isMbtc bool)

InitExtCodePartsWithFlag init extended code parts with flag

func IsCustomNetwork 

func IsCustomNetwork(networkID string) bool

IsCustomNetwork is custom network

func PackData 

func PackData(args ...interface{}) []byte

PackData pack data nolint:makezero // keep it

func PackDataWithFuncHash 

func PackDataWithFuncHash(funcHash []byte, args ...interface{}) []byte

PackDataWithFuncHash pack data with func hash

func ParseErc20SwapinTxLogs 

func ParseErc20SwapinTxLogs(logs []*types.RPCLog, contractAddress, checkToAddress string) (from, to string, value *big.Int, err error)

ParseErc20SwapinTxLogs parse erc20 swapin tx logs

func VerifyContractCodeParts 

func VerifyContractCodeParts(code []byte, codePartsSlice ...map[string][]byte) (err error)

VerifyContractCodeParts verify contract code parts

func VerifyErc20ContractCode 

func VerifyErc20ContractCode(code []byte) (err error)

VerifyErc20ContractCode verify erc20 contract code

func VerifySwapContractCode 

func VerifySwapContractCode(code []byte) (err error)

VerifySwapContractCode verify swap contract code

Types

type Bridge 

type Bridge struct {
	Inherit interface{}
	*tokens.CrossChainBridgeBase
	*NonceSetterBase
	Signer        types.Signer
	SignerChainID *big.Int
}

Bridge eth bridge

func NewCrossChainBridge 

func NewCrossChainBridge(isSrc bool) *Bridge

NewCrossChainBridge new bridge

func (*Bridge) AdjustNonce 

func (b *Bridge) AdjustNonce(pairID string, value uint64) (nonce uint64)

AdjustNonce adjust account nonce (eth like chain)

func (*Bridge) BuildRawTransaction 

func (b *Bridge) BuildRawTransaction(args *tokens.BuildTxArgs) (rawTx interface{}, err error)

BuildRawTransaction build raw tx

func (*Bridge) CalcTransactionHash 

func (b *Bridge) CalcTransactionHash(tx *types.Transaction) (txHash string, err error)

CalcTransactionHash calc tx hash

func (*Bridge) CallContract 

func (b *Bridge) CallContract(contract string, data hexutil.Bytes, blockNumber string) (string, error)

CallContract call eth_call

func (*Bridge) ChainID 

func (b *Bridge) ChainID() (*big.Int, error)

ChainID call eth_chainId Notice: eth_chainId return 0x0 for mainnet which is wrong (use net_version instead)

func (*Bridge) DcrmSignTransaction 

func (b *Bridge) DcrmSignTransaction(rawTx interface{}, args *tokens.BuildTxArgs) (signTx interface{}, txHash string, err error)

DcrmSignTransaction dcrm sign raw tx

func (*Bridge) FeeHistory 

func (b *Bridge) FeeHistory(blockCount int, rewardPercentiles []float64) (*types.FeeHistoryResult, error)

FeeHistory call eth_feeHistory

func (*Bridge) GetBalance 

func (b *Bridge) GetBalance(account string) (*big.Int, error)

GetBalance call eth_getBalance

func (*Bridge) GetBaseFee 

func (b *Bridge) GetBaseFee(blockCount int) (*big.Int, error)

GetBaseFee get base fee

func (*Bridge) GetBlockByHash 

func (b *Bridge) GetBlockByHash(blockHash string) (*types.RPCBlock, error)

GetBlockByHash call eth_getBlockByHash

func (*Bridge) GetBlockByNumber 

func (b *Bridge) GetBlockByNumber(number *big.Int) (*types.RPCBlock, error)

GetBlockByNumber call eth_getBlockByNumber

func (*Bridge) GetBlockHash 

func (b *Bridge) GetBlockHash(height uint64) (hash string, err error)

GetBlockHash impl

func (*Bridge) GetBlockHashOf 

func (b *Bridge) GetBlockHashOf(urls []string, height uint64) (hash string, err error)

GetBlockHashOf impl

func (*Bridge) GetCode 

func (b *Bridge) GetCode(contract string) (code []byte, err error)

GetCode call eth_getCode

func (*Bridge) GetContractLogs 

func (b *Bridge) GetContractLogs(contractAddresses []common.Address, logTopics [][]common.Hash, blockHeight uint64) ([]*types.RPCLog, error)

GetContractLogs get contract logs

func (*Bridge) GetErc20Balance 

func (b *Bridge) GetErc20Balance(contract, address string) (*big.Int, error)

GetErc20Balance get erc20 balacne of address

func (*Bridge) GetErc20Decimals 

func (b *Bridge) GetErc20Decimals(contract string) (uint8, error)

GetErc20Decimals get erc20 decimals

func (*Bridge) GetErc20TotalSupply 

func (b *Bridge) GetErc20TotalSupply(contract string) (*big.Int, error)

GetErc20TotalSupply get erc20 total supply of address

func (*Bridge) GetLatestBlockNumber 

func (b *Bridge) GetLatestBlockNumber() (uint64, error)

GetLatestBlockNumber call eth_blockNumber

func (*Bridge) GetLatestBlockNumberOf 

func (b *Bridge) GetLatestBlockNumberOf(url string) (latest uint64, err error)

GetLatestBlockNumberOf call eth_blockNumber

func (*Bridge) GetLogs 

func (b *Bridge) GetLogs(filterQuery *types.FilterQuery) (result []*types.RPCLog, err error)

GetLogs call eth_getLogs

func (*Bridge) GetPendingTransactions 

func (b *Bridge) GetPendingTransactions() (result []*types.RPCTransaction, err error)

GetPendingTransactions call eth_pendingTransactions

func (*Bridge) GetPoolNonce 

func (b *Bridge) GetPoolNonce(address, height string) (uint64, error)

GetPoolNonce call eth_getTransactionCount

func (*Bridge) GetSignedTxHashOfKeyID 

func (b *Bridge) GetSignedTxHashOfKeyID(keyID, pairID string, rawTx interface{}) (txHash string, err error)

GetSignedTxHashOfKeyID get signed tx hash by keyID (called by oracle)

func (*Bridge) GetSignerChainID 

func (b *Bridge) GetSignerChainID() (*big.Int, error)

GetSignerChainID default way to get signer chain id use chain ID first, if missing then use network ID instead. normally this way works, but sometimes it failed (eg. ETC), then we should overwrite this function

func (*Bridge) GetTokenBalance 

func (b *Bridge) GetTokenBalance(tokenType, tokenAddress, accountAddress string) (*big.Int, error)

GetTokenBalance api

func (*Bridge) GetTokenSupply 

func (b *Bridge) GetTokenSupply(tokenType, tokenAddress string) (*big.Int, error)

GetTokenSupply impl

func (*Bridge) GetTransaction 

func (b *Bridge) GetTransaction(txHash string) (tx interface{}, err error)

GetTransaction impl

func (*Bridge) GetTransactionByHash 

func (b *Bridge) GetTransactionByHash(txHash string) (*types.RPCTransaction, error)

GetTransactionByHash call eth_getTransactionByHash

func (*Bridge) GetTransactionReceipt 

func (b *Bridge) GetTransactionReceipt(txHash string) (receipt *types.RPCTxReceipt, url string, err error)

GetTransactionReceipt call eth_getTransactionReceipt

func (*Bridge) GetTransactionStatus 

func (b *Bridge) GetTransactionStatus(txHash string) (*tokens.TxStatus, error)

GetTransactionStatus impl

func (*Bridge) GetTxBlockInfo 

func (b *Bridge) GetTxBlockInfo(txHash string) (blockHeight, blockTime uint64)

GetTxBlockInfo impl

func (*Bridge) Init 

func (b *Bridge) Init()

Init init after verify

func (*Bridge) InitLatestBlockNumber 

func (b *Bridge) InitLatestBlockNumber()

InitLatestBlockNumber init latest block number

func (*Bridge) InitNonces 

func (b *Bridge) InitNonces(nonces map[string]uint64)

InitNonces init nonces

func (*Bridge) IsContractAddress 

func (b *Bridge) IsContractAddress(address string) (bool, error)

IsContractAddress is contract address

func (*Bridge) IsValidAddress 

func (b *Bridge) IsValidAddress(address string) bool

IsValidAddress check address

func (*Bridge) MakeSigner 

func (b *Bridge) MakeSigner(chainID *big.Int) types.Signer

MakeSigner make signer

func (*Bridge) NetworkID 

func (b *Bridge) NetworkID() (*big.Int, error)

NetworkID call net_version

func (*Bridge) SendSignedTransaction 

func (b *Bridge) SendSignedTransaction(tx *types.Transaction) (txHash string, err error)

SendSignedTransaction call eth_sendRawTransaction

func (*Bridge) SendTransaction 

func (b *Bridge) SendTransaction(signedTx interface{}) (txHash string, err error)

SendTransaction send signed tx

func (*Bridge) SetChainAndGateway 

func (b *Bridge) SetChainAndGateway(chainCfg *tokens.ChainConfig, gatewayCfg *tokens.GatewayConfig)

SetChainAndGateway set chain and gateway config

func (*Bridge) SetNonce 

func (b *Bridge) SetNonce(pairID string, value uint64)

SetNonce set nonce directly always increase

func (*Bridge) ShouldCheckAddressMixedCase 

func (b *Bridge) ShouldCheckAddressMixedCase() bool

ShouldCheckAddressMixedCase check address mixed case eg. RSK chain do not check mixed case or not same as eth

func (*Bridge) SignTransaction 

func (b *Bridge) SignTransaction(rawTx interface{}, pairID string) (signTx interface{}, txHash string, err error)

SignTransaction sign tx with pairID

func (*Bridge) SignTransactionWithPrivateKey 

func (b *Bridge) SignTransactionWithPrivateKey(rawTx interface{}, privKey *ecdsa.PrivateKey) (signTx interface{}, txHash string, err error)

SignTransactionWithPrivateKey sign tx with ECDSA private key

func (*Bridge) SuggestGasTipCap 

func (b *Bridge) SuggestGasTipCap() (maxGasTipCap *big.Int, err error)

SuggestGasTipCap call eth_maxPriorityFeePerGas

func (*Bridge) SuggestPrice 

func (b *Bridge) SuggestPrice() (*big.Int, error)

SuggestPrice call eth_gasPrice

func (*Bridge) VerifyChainID 

func (b *Bridge) VerifyChainID()

VerifyChainID verify chain id

func (*Bridge) VerifyContractCode 

func (b *Bridge) VerifyContractCode(contract string, codePartsSlice ...map[string][]byte) (err error)

VerifyContractCode verify contract code

func (*Bridge) VerifyErc20ContractAddress 

func (b *Bridge) VerifyErc20ContractAddress(contract, codeHash string, isProxy bool) (err error)

VerifyErc20ContractAddress verify erc20 contract For proxy contract delegating erc20 contract, verify its contract code hash

func (*Bridge) VerifyMsgHash 

func (b *Bridge) VerifyMsgHash(rawTx interface{}, msgHashes []string) error

VerifyMsgHash verify msg hash

func (*Bridge) VerifyTokenConfig 

func (b *Bridge) VerifyTokenConfig(tokenCfg *tokens.TokenConfig) (err error)

VerifyTokenConfig verify token config

func (*Bridge) VerifyTransaction 

func (b *Bridge) VerifyTransaction(pairID, txHash string, allowUnstable bool) (*tokens.TxSwapInfo, error)

VerifyTransaction impl

func (*Bridge) VerifyacentswapContractAddress 

func (b *Bridge) VerifyacentswapContractAddress(contract string) (err error)

VerifyacentswapContractAddress verify acentswap contract

type NonceSetterBase 

type NonceSetterBase struct {
	SwapinNonce  map[string]uint64
	SwapoutNonce map[string]uint64
}

NonceSetterBase base nonce setter

func NewNonceSetterBase 

func NewNonceSetterBase() *NonceSetterBase

NewNonceSetterBase new base nonce setter

Source Files

View all Source files

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