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routing+lnrpc: add inbound fee policy update

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This commit is contained in:
Joost Jager
2022-09-21 14:05:53 +02:00
parent e8c97deaef
commit 763787e08c
7 changed files with 983 additions and 838 deletions
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47
cmd/lncli/commands.go
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@@ -2166,6 +2166,31 @@ var updateChannelPolicyCommand = cli.Command{
"0.000001 (millionths). Can not be set at " +
"the same time as fee_rate",
},
cli.Int64Flag{
Name: "inbound_base_fee_msat",
Usage: "the base inbound fee in milli-satoshis that " +
"will be charged for each forwarded HTLC, " +
"regardless of payment size. Its value must " +
"be zero or negative - it is a discount " +
"for using a particular incoming channel. " +
"Note that forwards will be rejected if the " +
"discount exceeds the outbound fee " +
"(forward at a loss), and lead to " +
"penalization by the sender",
},
cli.Int64Flag{
Name: "inbound_fee_rate_ppm",
Usage: "the inbound fee rate that will be charged " +
"proportionally based on the value of each " +
"forwarded HTLC and the outbound fee. Fee " +
"rate is expressed in parts per million and " +
"must be zero or negative - it is a discount " +
"for using a particular incoming channel." +
"Note that forwards will be rejected if the " +
"discount exceeds the outbound fee " +
"(forward at a loss), and lead to " +
"penalization by the sender",
},
cli.Uint64Flag{
Name: "time_lock_delta",
Usage: "the CLTV delta that will be applied to all " +
@@ -2318,10 +2343,26 @@ func updateChannelPolicy(ctx *cli.Context) error {
}
}
inboundBaseFeeMsat := ctx.Int64("inbound_base_fee_msat")
if inboundBaseFeeMsat < math.MinInt32 ||
inboundBaseFeeMsat > 0 {
return errors.New("inbound_base_fee_msat out of range")
}
inboundFeeRatePpm := ctx.Int64("inbound_fee_rate_ppm")
if inboundFeeRatePpm < math.MinInt32 ||
inboundFeeRatePpm > 0 {
return errors.New("inbound_fee_rate_ppm out of range")
}
req := &lnrpc.PolicyUpdateRequest{
BaseFeeMsat: baseFee,
TimeLockDelta: uint32(timeLockDelta),
MaxHtlcMsat: ctx.Uint64("max_htlc_msat"),
BaseFeeMsat: baseFee,
TimeLockDelta: uint32(timeLockDelta),
MaxHtlcMsat: ctx.Uint64("max_htlc_msat"),
InboundBaseFeeMsat: int32(inboundBaseFeeMsat),
InboundFeeRatePpm: int32(inboundFeeRatePpm),
}
if ctx.IsSet("min_htlc_msat") {