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config: expose minhtlcout as a config parameter

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This commit is contained in:
Joost Jager 2019-11-15 10:46:51 +01:00
parent 55ff1131de
commit b826858a50
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GPG Key ID: A61B9D4C393C59C7
2 changed files with 30 additions and 13 deletions
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34
chainregistry.go
View File

@ -36,7 +36,20 @@ import (
)
const (
defaultBitcoinMinHTLCMSat = lnwire.MilliSatoshi(1000)
// defaultBitcoinMinHTLCMSat is the default smallest value htlc this
// node will accept. This value is proposed in the channel open sequence
// and cannot be changed during the life of the channel.
//
// All forwarded payments are subjected to the min htlc constraint of
// the routing policy of the outgoing channel. This implicitly controls
// the minimum htlc value on the incoming channel too.
defaultBitcoinMinHTLCInMSat = lnwire.MilliSatoshi(1000)
// defaultBitcoinMinHTLCOutMSat is the default minimum htlc value that
// we require for sending out htlcs. Our channel peer may have a lower
// min htlc channel parameter, but we - by default - don't forward
// anything under the value defined here.
defaultBitcoinMinHTLCOutMSat = lnwire.MilliSatoshi(1000)
// DefaultBitcoinBaseFeeMSat is the default forwarding base fee.
DefaultBitcoinBaseFeeMSat = lnwire.MilliSatoshi(1000)
@ -48,11 +61,12 @@ const (
// delta.
DefaultBitcoinTimeLockDelta = 40
defaultLitecoinMinHTLCMSat = lnwire.MilliSatoshi(1000)
defaultLitecoinBaseFeeMSat = lnwire.MilliSatoshi(1000)
defaultLitecoinFeeRate = lnwire.MilliSatoshi(1)
defaultLitecoinTimeLockDelta = 576
defaultLitecoinDustLimit = btcutil.Amount(54600)
defaultLitecoinMinHTLCInMSat = lnwire.MilliSatoshi(1000)
defaultLitecoinMinHTLCOutMSat = lnwire.MilliSatoshi(1000)
defaultLitecoinBaseFeeMSat = lnwire.MilliSatoshi(1000)
defaultLitecoinFeeRate = lnwire.MilliSatoshi(1)
defaultLitecoinTimeLockDelta = 576
defaultLitecoinDustLimit = btcutil.Amount(54600)
// defaultBitcoinStaticFeePerKW is the fee rate of 50 sat/vbyte
// expressed in sat/kw.
@ -159,23 +173,23 @@ func newChainControlFromConfig(cfg *config, chanDB *channeldb.DB,
switch registeredChains.PrimaryChain() {
case bitcoinChain:
cc.routingPolicy = htlcswitch.ForwardingPolicy{
MinHTLCOut: cfg.Bitcoin.MinHTLC,
MinHTLCOut: cfg.Bitcoin.MinHTLCOut,
BaseFee: cfg.Bitcoin.BaseFee,
FeeRate: cfg.Bitcoin.FeeRate,
TimeLockDelta: cfg.Bitcoin.TimeLockDelta,
}
cc.minHtlcIn = cfg.Bitcoin.MinHTLC
cc.minHtlcIn = cfg.Bitcoin.MinHTLCIn
cc.feeEstimator = chainfee.NewStaticEstimator(
defaultBitcoinStaticFeePerKW, 0,
)
case litecoinChain:
cc.routingPolicy = htlcswitch.ForwardingPolicy{
MinHTLCOut: cfg.Litecoin.MinHTLC,
MinHTLCOut: cfg.Litecoin.MinHTLCOut,
BaseFee: cfg.Litecoin.BaseFee,
FeeRate: cfg.Litecoin.FeeRate,
TimeLockDelta: cfg.Litecoin.TimeLockDelta,
}
cc.minHtlcIn = cfg.Litecoin.MinHTLC
cc.minHtlcIn = cfg.Litecoin.MinHTLCIn
cc.feeEstimator = chainfee.NewStaticEstimator(
defaultLitecoinStaticFeePerKW, 0,
)

9
config.go
View File

@ -166,7 +166,8 @@ type chainConfig struct {
DefaultNumChanConfs int `long:"defaultchanconfs" description:"The default number of confirmations a channel must have before it's considered open. If this is not set, we will scale the value according to the channel size."`
DefaultRemoteDelay int `long:"defaultremotedelay" description:"The default number of blocks we will require our channel counterparty to wait before accessing its funds in case of unilateral close. If this is not set, we will scale the value according to the channel size."`
MinHTLC lnwire.MilliSatoshi `long:"minhtlc" description:"The smallest HTLC we are willing to accept on our channels, in millisatoshi"`
MinHTLCIn lnwire.MilliSatoshi `long:"minhtlc" description:"The smallest HTLC we are willing to accept on our channels, in millisatoshi"`
MinHTLCOut lnwire.MilliSatoshi `long:"minhtlcout" description:"The smallest HTLC we are willing to send out on our channels, in millisatoshi"`
BaseFee lnwire.MilliSatoshi `long:"basefee" description:"The base fee in millisatoshi we will charge for forwarding payments on our channels"`
FeeRate lnwire.MilliSatoshi `long:"feerate" description:"The fee rate used when forwarding payments on our channels. The total fee charged is basefee + (amount * feerate / 1000000), where amount is the forwarded amount."`
TimeLockDelta uint32 `long:"timelockdelta" description:"The CLTV delta we will subtract from a forwarded HTLC's timelock value"`
@ -360,7 +361,8 @@ func loadConfig() (*config, error) {
MaxLogFiles: defaultMaxLogFiles,
MaxLogFileSize: defaultMaxLogFileSize,
Bitcoin: &chainConfig{
MinHTLC: defaultBitcoinMinHTLCMSat,
MinHTLCIn: defaultBitcoinMinHTLCInMSat,
MinHTLCOut: defaultBitcoinMinHTLCOutMSat,
BaseFee: DefaultBitcoinBaseFeeMSat,
FeeRate: DefaultBitcoinFeeRate,
TimeLockDelta: DefaultBitcoinTimeLockDelta,
@ -376,7 +378,8 @@ func loadConfig() (*config, error) {
RPCHost: defaultRPCHost,
},
Litecoin: &chainConfig{
MinHTLC: defaultLitecoinMinHTLCMSat,
MinHTLCIn: defaultLitecoinMinHTLCInMSat,
MinHTLCOut: defaultLitecoinMinHTLCOutMSat,
BaseFee: defaultLitecoinBaseFeeMSat,
FeeRate: defaultLitecoinFeeRate,
TimeLockDelta: defaultLitecoinTimeLockDelta,