lnd.xprv/chainreg/chainparams.go
Oliver Gugger 4460903399
multi: add signet parameters
With this commit we make lnd compatible with the public signet test
network.
2021-05-18 13:06:03 +02:00

153 lines
4.8 KiB
Go

package chainreg
import (
"github.com/btcsuite/btcd/chaincfg"
bitcoinCfg "github.com/btcsuite/btcd/chaincfg"
"github.com/btcsuite/btcd/chaincfg/chainhash"
bitcoinWire "github.com/btcsuite/btcd/wire"
"github.com/lightningnetwork/lnd/keychain"
litecoinCfg "github.com/ltcsuite/ltcd/chaincfg"
litecoinWire "github.com/ltcsuite/ltcd/wire"
)
// BitcoinNetParams couples the p2p parameters of a network with the
// corresponding RPC port of a daemon running on the particular network.
type BitcoinNetParams struct {
*bitcoinCfg.Params
RPCPort string
CoinType uint32
}
// LitecoinNetParams couples the p2p parameters of a network with the
// corresponding RPC port of a daemon running on the particular network.
type LitecoinNetParams struct {
*litecoinCfg.Params
RPCPort string
CoinType uint32
}
// BitcoinTestNetParams contains parameters specific to the 3rd version of the
// test network.
var BitcoinTestNetParams = BitcoinNetParams{
Params: &bitcoinCfg.TestNet3Params,
RPCPort: "18334",
CoinType: keychain.CoinTypeTestnet,
}
// BitcoinMainNetParams contains parameters specific to the current Bitcoin
// mainnet.
var BitcoinMainNetParams = BitcoinNetParams{
Params: &bitcoinCfg.MainNetParams,
RPCPort: "8334",
CoinType: keychain.CoinTypeBitcoin,
}
// BitcoinSimNetParams contains parameters specific to the simulation test
// network.
var BitcoinSimNetParams = BitcoinNetParams{
Params: &bitcoinCfg.SimNetParams,
RPCPort: "18556",
CoinType: keychain.CoinTypeTestnet,
}
// BitcoinSigNetParams contains parameters specific to the signet test network.
var BitcoinSigNetParams = BitcoinNetParams{
Params: &bitcoinCfg.SigNetParams,
RPCPort: "38332",
CoinType: keychain.CoinTypeTestnet,
}
// LitecoinSimNetParams contains parameters specific to the simulation test
// network.
var LitecoinSimNetParams = LitecoinNetParams{
Params: &litecoinCfg.TestNet4Params,
RPCPort: "18556",
CoinType: keychain.CoinTypeTestnet,
}
// LitecoinTestNetParams contains parameters specific to the 4th version of the
// test network.
var LitecoinTestNetParams = LitecoinNetParams{
Params: &litecoinCfg.TestNet4Params,
RPCPort: "19334",
CoinType: keychain.CoinTypeTestnet,
}
// LitecoinMainNetParams contains the parameters specific to the current
// Litecoin mainnet.
var LitecoinMainNetParams = LitecoinNetParams{
Params: &litecoinCfg.MainNetParams,
RPCPort: "9334",
CoinType: keychain.CoinTypeLitecoin,
}
// LitecoinRegTestNetParams contains parameters specific to a local litecoin
// regtest network.
var LitecoinRegTestNetParams = LitecoinNetParams{
Params: &litecoinCfg.RegressionNetParams,
RPCPort: "18334",
CoinType: keychain.CoinTypeTestnet,
}
// BitcoinRegTestNetParams contains parameters specific to a local bitcoin
// regtest network.
var BitcoinRegTestNetParams = BitcoinNetParams{
Params: &bitcoinCfg.RegressionNetParams,
RPCPort: "18334",
CoinType: keychain.CoinTypeTestnet,
}
// ApplyLitecoinParams applies the relevant chain configuration parameters that
// differ for litecoin to the chain parameters typed for btcsuite derivation.
// This function is used in place of using something like interface{} to
// abstract over _which_ chain (or fork) the parameters are for.
func ApplyLitecoinParams(params *BitcoinNetParams,
litecoinParams *LitecoinNetParams) {
params.Name = litecoinParams.Name
params.Net = bitcoinWire.BitcoinNet(litecoinParams.Net)
params.DefaultPort = litecoinParams.DefaultPort
params.CoinbaseMaturity = litecoinParams.CoinbaseMaturity
copy(params.GenesisHash[:], litecoinParams.GenesisHash[:])
// Address encoding magics
params.PubKeyHashAddrID = litecoinParams.PubKeyHashAddrID
params.ScriptHashAddrID = litecoinParams.ScriptHashAddrID
params.PrivateKeyID = litecoinParams.PrivateKeyID
params.WitnessPubKeyHashAddrID = litecoinParams.WitnessPubKeyHashAddrID
params.WitnessScriptHashAddrID = litecoinParams.WitnessScriptHashAddrID
params.Bech32HRPSegwit = litecoinParams.Bech32HRPSegwit
copy(params.HDPrivateKeyID[:], litecoinParams.HDPrivateKeyID[:])
copy(params.HDPublicKeyID[:], litecoinParams.HDPublicKeyID[:])
params.HDCoinType = litecoinParams.HDCoinType
checkPoints := make([]chaincfg.Checkpoint, len(litecoinParams.Checkpoints))
for i := 0; i < len(litecoinParams.Checkpoints); i++ {
var chainHash chainhash.Hash
copy(chainHash[:], litecoinParams.Checkpoints[i].Hash[:])
checkPoints[i] = chaincfg.Checkpoint{
Height: litecoinParams.Checkpoints[i].Height,
Hash: &chainHash,
}
}
params.Checkpoints = checkPoints
params.RPCPort = litecoinParams.RPCPort
params.CoinType = litecoinParams.CoinType
}
// IsTestnet tests if the givern params correspond to a testnet
// parameter configuration.
func IsTestnet(params *BitcoinNetParams) bool {
switch params.Params.Net {
case bitcoinWire.TestNet3, bitcoinWire.BitcoinNet(litecoinWire.TestNet4):
return true
default:
return false
}
}