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https://github.com/lightningnetwork/lnd.git
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chainreg: remove Litecoin support
This commit removes the Litecoin, LtcMode and LitcoinMode members from the chainreg `Config` struct.
This commit is contained in:
Elle Mouton
Olaoluwa Osuntokun
parent
a76bdf606b
commit
913aa36fe9
@ -14,7 +14,6 @@ import (
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"sync"
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"time"
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"github.com/btcsuite/btcd/btcutil"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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"github.com/btcsuite/btcd/rpcclient"
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"github.com/btcsuite/btcwallet/chain"
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@ -43,9 +42,6 @@ type Config struct {
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// Bitcoin defines settings for the Bitcoin chain.
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Bitcoin *lncfg.Chain
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// Litecoin defines settings for the Litecoin chain.
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Litecoin *lncfg.Chain
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// PrimaryChain is a function that returns our primary chain via its
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// ChainCode.
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PrimaryChain func() ChainCode
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@ -61,15 +57,9 @@ type Config struct {
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// BitcoindMode defines settings for connecting to a bitcoind node.
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BitcoindMode *lncfg.Bitcoind
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// LitecoindMode defines settings for connecting to a litecoind node.
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LitecoindMode *lncfg.Bitcoind
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// BtcdMode defines settings for connecting to a btcd node.
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BtcdMode *lncfg.Btcd
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// LtcdMode defines settings for connecting to an ltcd node.
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LtcdMode *lncfg.Btcd
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// HeightHintDB is a pointer to the database that stores the height
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// hints.
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HeightHintDB kvdb.Backend
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@ -130,8 +120,6 @@ const (
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// delta.
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DefaultBitcoinTimeLockDelta = 80
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DefaultLitecoinDustLimit = btcutil.Amount(54600)
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// DefaultBitcoinStaticFeePerKW is the fee rate of 50 sat/vbyte
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// expressed in sat/kw.
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DefaultBitcoinStaticFeePerKW = chainfee.SatPerKWeight(12500)
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@ -139,19 +127,8 @@ const (
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// DefaultBitcoinStaticMinRelayFeeRate is the min relay fee used for
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// static estimators.
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DefaultBitcoinStaticMinRelayFeeRate = chainfee.FeePerKwFloor
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// DefaultLitecoinStaticFeePerKW is the fee rate of 200 sat/vbyte
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// expressed in sat/kw.
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DefaultLitecoinStaticFeePerKW = chainfee.SatPerKWeight(50000)
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)
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// DefaultLtcChannelConstraints is the default set of channel constraints that
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// are meant to be used when initially funding a Litecoin channel.
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var DefaultLtcChannelConstraints = channeldb.ChannelConstraints{
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DustLimit: DefaultLitecoinDustLimit,
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MaxAcceptedHtlcs: input.MaxHTLCNumber / 2,
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}
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// PartialChainControl contains all the primary interfaces of the chain control
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// that can be purely constructed from the global configuration. No wallet
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// instance is required for constructing this partial state.
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@ -250,9 +227,7 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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// Set the RPC config from the "home" chain. Multi-chain isn't yet
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// active, so we'll restrict usage to a particular chain for now.
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homeChainConfig := cfg.Bitcoin
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if cfg.PrimaryChain() == LitecoinChain {
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homeChainConfig = cfg.Litecoin
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}
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log.Infof("Primary chain is set to: %v", cfg.PrimaryChain())
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cc := &PartialChainControl{
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@ -272,17 +247,6 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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DefaultBitcoinStaticFeePerKW,
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DefaultBitcoinStaticMinRelayFeeRate,
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)
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case LitecoinChain:
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cc.RoutingPolicy = models.ForwardingPolicy{
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MinHTLCOut: cfg.Litecoin.MinHTLCOut,
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BaseFee: cfg.Litecoin.BaseFee,
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FeeRate: cfg.Litecoin.FeeRate,
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TimeLockDelta: cfg.Litecoin.TimeLockDelta,
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}
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cc.MinHtlcIn = cfg.Litecoin.MinHTLCIn
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cc.FeeEstimator = chainfee.NewStaticEstimator(
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DefaultLitecoinStaticFeePerKW, 0,
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)
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default:
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return nil, nil, fmt.Errorf("default routing policy for chain "+
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"%v is unknown", cfg.PrimaryChain())
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@ -345,11 +309,11 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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return err
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}
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case "bitcoind", "litecoind":
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case "bitcoind":
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bitcoindMode := cfg.BitcoindMode
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// Otherwise, we'll be speaking directly via RPC and ZMQ to a
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// bitcoind node. If the specified host for the btcd/ltcd RPC
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// bitcoind node. If the specified host for the btcd RPC
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// server already has a port specified, then we use that
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// directly. Otherwise, we assume the default port according to
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// the selected chain parameters.
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@ -368,18 +332,13 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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rpcPort -= 2
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bitcoindHost = fmt.Sprintf("%v:%d",
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bitcoindMode.RPCHost, rpcPort)
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if (cfg.Bitcoin.Active &&
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(cfg.Bitcoin.RegTest || cfg.Bitcoin.SigNet)) ||
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(cfg.Litecoin.Active && cfg.Litecoin.RegTest) {
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if cfg.Bitcoin.RegTest || cfg.Bitcoin.SigNet {
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conn, err := net.Dial("tcp", bitcoindHost)
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if err != nil || conn == nil {
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switch {
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case cfg.Bitcoin.Active && cfg.Bitcoin.RegTest:
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case cfg.Bitcoin.RegTest:
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rpcPort = 18443
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case cfg.Litecoin.Active && cfg.Litecoin.RegTest:
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rpcPort = 19443
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case cfg.Bitcoin.Active && cfg.Bitcoin.SigNet:
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case cfg.Bitcoin.SigNet:
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rpcPort = 38332
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}
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bitcoindHost = fmt.Sprintf("%v:%d",
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@ -452,7 +411,7 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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DisableTLS: true,
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HTTPPostMode: true,
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}
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if cfg.Bitcoin.Active && !cfg.Bitcoin.RegTest {
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if !cfg.Bitcoin.RegTest {
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log.Infof("Initializing bitcoind backed fee estimator "+
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"in %s mode", bitcoindMode.EstimateMode)
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@ -468,23 +427,6 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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if err != nil {
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return nil, nil, err
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}
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} else if cfg.Litecoin.Active && !cfg.Litecoin.RegTest {
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log.Infof("Initializing litecoind backed fee "+
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"estimator in %s mode",
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bitcoindMode.EstimateMode)
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// Finally, we'll re-initialize the fee estimator, as
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// if we're using litecoind as a backend, then we can
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// use live fee estimates, rather than a statically
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// coded value.
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fallBackFeeRate := chainfee.SatPerKVByte(25 * 1000)
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cc.FeeEstimator, err = chainfee.NewBitcoindEstimator(
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*rpcConfig, bitcoindMode.EstimateMode,
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fallBackFeeRate.FeePerKWeight(),
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)
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if err != nil {
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return nil, nil, err
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}
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}
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// We need to use some apis that are not exposed by btcwallet,
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@ -596,10 +538,10 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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return err
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}
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case "btcd", "ltcd":
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case "btcd":
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// Otherwise, we'll be speaking directly via RPC to a node.
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//
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// So first we'll load btcd/ltcd's TLS cert for the RPC
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// So first we'll load btcd's TLS cert for the RPC
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// connection. If a raw cert was specified in the config, then
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// we'll set that directly. Otherwise, we attempt to read the
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// cert from the path specified in the config.
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@ -626,7 +568,7 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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}
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}
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// If the specified host for the btcd/ltcd RPC server already
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// If the specified host for the btcd RPC server already
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// has a port specified, then we use that directly. Otherwise,
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// we assume the default port according to the selected chain
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// parameters.
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@ -707,9 +649,7 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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// If we're not in simnet or regtest mode, then we'll attempt
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// to use a proper fee estimator for testnet.
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if !cfg.Bitcoin.SimNet && !cfg.Litecoin.SimNet &&
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!cfg.Bitcoin.RegTest && !cfg.Litecoin.RegTest {
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if !cfg.Bitcoin.SimNet && !cfg.Bitcoin.RegTest {
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log.Info("Initializing btcd backed fee estimator")
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// Finally, we'll re-initialize the fee estimator, as
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@ -788,9 +728,6 @@ func NewPartialChainControl(cfg *Config) (*PartialChainControl, func(), error) {
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// Select the default channel constraints for the primary chain.
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cc.ChannelConstraints = GenDefaultBtcConstraints()
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if cfg.PrimaryChain() == LitecoinChain {
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cc.ChannelConstraints = DefaultLtcChannelConstraints
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}
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return cc, ccCleanup, nil
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}
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@ -897,31 +834,11 @@ var (
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0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00,
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})
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// LitecoinTestnetGenesis is the genesis hash of Litecoin's testnet4
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// chain.
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LitecoinTestnetGenesis = chainhash.Hash([chainhash.HashSize]byte{
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0xa0, 0x29, 0x3e, 0x4e, 0xeb, 0x3d, 0xa6, 0xe6,
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0xf5, 0x6f, 0x81, 0xed, 0x59, 0x5f, 0x57, 0x88,
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0x0d, 0x1a, 0x21, 0x56, 0x9e, 0x13, 0xee, 0xfd,
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0xd9, 0x51, 0x28, 0x4b, 0x5a, 0x62, 0x66, 0x49,
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})
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// LitecoinMainnetGenesis is the genesis hash of Litecoin's main chain.
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LitecoinMainnetGenesis = chainhash.Hash([chainhash.HashSize]byte{
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0xe2, 0xbf, 0x04, 0x7e, 0x7e, 0x5a, 0x19, 0x1a,
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0xa4, 0xef, 0x34, 0xd3, 0x14, 0x97, 0x9d, 0xc9,
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0x98, 0x6e, 0x0f, 0x19, 0x25, 0x1e, 0xda, 0xba,
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0x59, 0x40, 0xfd, 0x1f, 0xe3, 0x65, 0xa7, 0x12,
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})
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// chainMap is a simple index that maps a chain's genesis hash to the
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// ChainCode enum for that chain.
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chainMap = map[chainhash.Hash]ChainCode{
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BitcoinTestnetGenesis: BitcoinChain,
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LitecoinTestnetGenesis: LitecoinChain,
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BitcoinMainnetGenesis: BitcoinChain,
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LitecoinMainnetGenesis: LitecoinChain,
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BitcoinTestnetGenesis: BitcoinChain,
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BitcoinMainnetGenesis: BitcoinChain,
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}
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// ChainDNSSeeds is a map of a chain's hash to the set of DNS seeds
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@ -959,13 +876,6 @@ var (
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"ln.signet.secp.tech",
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},
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},
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LitecoinMainnetGenesis: {
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{
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"ltc.nodes.lightning.directory",
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"soa.nodes.lightning.directory",
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},
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},
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}
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)
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