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Inbound routing fees #2354

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Inbound routing fees #2354

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b6b0c99
Inbound routing fees
shubhamkmr04 Sep 16, 2024
bbe8842
Handle inboundfee for lnc node + checks for all nodes to display the …
shubhamkmr04 Sep 16, 2024
7d48ef4
Showing inbound fees correctly in Channel view component and SetFeesForm
shubhamkmr04 Sep 19, 2024
e029ec1
Checks for the cases when the inbound fees is not available
shubhamkmr04 Sep 19, 2024
6d53dfa
Backends: Conditionally include 'inboundFee' object in the setFees ap…
shubhamkmr04 Sep 19, 2024
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1 change: 1 addition & 0 deletions backends/CLNRest.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -426,4 +426,5 @@ export default class CLNRest {
return supportsOffers;
};
isLNDBased = () => false;
supportInboundFees = () => false;
}
1 change: 1 addition & 0 deletions backends/Eclair.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -510,6 +510,7 @@ export default class Eclair {
supportsLSPS1rest = () => true;
supportsOffers = () => false;
isLNDBased = () => false;
supportInboundFees = () => false;
}

const mapInvoice =
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1 change: 1 addition & 0 deletions backends/EmbeddedLND.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -300,4 +300,5 @@ export default class EmbeddedLND extends LND {
supportsLSPS1rest = () => false;
supportsOffers = () => false;
isLNDBased = () => true;
supportInboundFees = () => this.supports('v0.18.0');
}
17 changes: 16 additions & 1 deletion backends/LND.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -498,13 +498,21 @@ export default class LND {
fee_rate,
time_lock_delta,
min_htlc,
max_htlc
max_htlc,
base_fee_msat_inbound,
fee_rate_inbound
} = data;

if (data.global) {
return this.postRequest('/v1/chanpolicy', {
base_fee_msat,
fee_rate: `${Number(fee_rate) / 100}`,
...(this.supportInboundFees() && {
inboundFee: {
base_fee_msat: base_fee_msat_inbound,
fee_rate_ppm: `${Number(fee_rate_inbound) * 10000}`
}
}),
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if you're gonna go with this approach, be sure to update it in the LNC backend file as well - otherwise you can do something similar in the store

global: true,
time_lock_delta: Number(time_lock_delta),
min_htlc_msat: min_htlc ? `${Number(min_htlc) * 1000}` : null,
Expand All @@ -515,6 +523,12 @@ export default class LND {
return this.postRequest('/v1/chanpolicy', {
base_fee_msat,
fee_rate: `${Number(fee_rate) / 100}`,
...(this.supportInboundFees() && {
inboundFee: {
base_fee_msat: base_fee_msat_inbound,
fee_rate_ppm: `${Number(fee_rate_inbound) * 10000}`
}
}),
chan_point: {
funding_txid_str: chan_point.funding_txid_str,
output_index: chan_point.output_index
Expand Down Expand Up @@ -673,4 +687,5 @@ export default class LND {
supportsLSPS1rest = () => false;
supportsOffers = (): Promise<boolean> | boolean => false;
isLNDBased = () => true;
supportInboundFees = () => this.supports('v0.18.0');
}
9 changes: 9 additions & 0 deletions backends/LightningNodeConnect.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -325,6 +325,10 @@ export default class LightningNodeConnect {
params = {
base_fee_msat,
fee_rate: `${Number(fee_rate) / 100}`,
inboundFee: {
base_fee_msat: data.base_fee_msat_inbound,
fee_rate_ppm: `${Number(data.fee_rate_inbound) * 10000}`
},
global: true,
time_lock_delta: Number(data.time_lock_delta),
min_htlc_msat: data.min_htlc
Expand All @@ -339,6 +343,10 @@ export default class LightningNodeConnect {
params = {
base_fee_msat,
fee_rate: `${Number(fee_rate) / 100}`,
inboundFee: {
base_fee_msat: data.base_fee_msat_inbound,
fee_rate_ppm: `${Number(data.fee_rate_inbound) * 10000}`
},
chan_point: {
funding_txid_str: data.chan_point.funding_txid_str,
output_index: data.chan_point.output_index
Expand Down Expand Up @@ -495,4 +503,5 @@ export default class LightningNodeConnect {
supportsLSPS1rest = () => false;
supportsOffers = () => false;
isLNDBased = () => true;
supportInboundFees = () => this.supports('v0.18.0');
}
1 change: 1 addition & 0 deletions backends/LndHub.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -159,4 +159,5 @@ export default class LndHub extends LND {
supportsLSPS1rest = () => false;
supportsOffers = () => false;
isLNDBased = () => false;
supportInboundFees = () => false;
}
1 change: 1 addition & 0 deletions backends/Spark.ts
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Expand Up @@ -384,4 +384,5 @@ export default class Spark {
supportsLSPS1rest = () => true;
supportsOffers = () => false;
isLNDBased = () => false;
supportInboundFees = () => false;
}
36 changes: 36 additions & 0 deletions components/FeeBreakdown.tsx
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Expand Up @@ -12,6 +12,7 @@ import DateTimeUtils from '../utils/DateTimeUtils';
import { localeString } from '../utils/LocaleUtils';
import { themeColor } from '../utils/ThemeUtils';
import UrlUtils from '../utils/UrlUtils';
import BackendUtils from '../utils/BackendUtils';

import { Divider } from 'react-native-elements';

Expand Down Expand Up @@ -146,6 +147,41 @@ export default class FeeBreakdown extends React.Component<
}%`}
sensitive
/>
{BackendUtils.supportInboundFees() && (
<>
<KeyValue
keyValue={localeString(
'views.Channel.inboundBaseFee'
)}
value={
<Amount
sats={
localPolicy.inbound_fee_base_msat
? Number(
localPolicy.inbound_fee_base_msat
) / 1000
: 0
}
toggleable
sensitive
/>
}
/>
<KeyValue
keyValue={localeString(
'views.Channel.inboundFeeRate'
)}
value={`${
localPolicy.inbound_fee_rate_milli_msat
? Number(
localPolicy.inbound_fee_rate_milli_msat
) / 10000
: 0
}%`}
sensitive
/>
</>
)}
</React.Fragment>
)}
{isClosed && (
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64 changes: 64 additions & 0 deletions components/SetFeesForm.tsx
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Expand Up @@ -24,6 +24,8 @@ interface SetFeesFormProps {
SettingsStore?: SettingsStore;
baseFee?: string;
feeRate?: string;
baseFeeInbound: string;
feeRateInbound: string;
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add ? to these two too

timeLockDelta?: string;
channelPoint?: string;
channelId?: string;
Expand All @@ -36,6 +38,8 @@ interface SetFeesFormState {
feesSubmitted: boolean;
newBaseFee: string;
newFeeRate: string;
newBaseFeeInbound: string;
newFeeRateInbound: string;
newTimeLockDelta: string;
newMinHtlc: string;
newMaxHtlc: string;
Expand All @@ -54,6 +58,8 @@ export default class SetFeesForm extends React.Component<
feesSubmitted: false,
newBaseFee: props.baseFee || '',
newFeeRate: props.feeRate || '',
newBaseFeeInbound: props.baseFeeInbound || '',
newFeeRateInbound: props.feeRateInbound || '',
newTimeLockDelta: props.timeLockDelta || '',
newMinHtlc: props.minHtlc || '',
newMaxHtlc: props.maxHtlc || ''
Expand All @@ -65,6 +71,8 @@ export default class SetFeesForm extends React.Component<
feesSubmitted,
newBaseFee,
newFeeRate,
newBaseFeeInbound,
newFeeRateInbound,
newTimeLockDelta,
newMinHtlc,
newMaxHtlc
Expand All @@ -75,6 +83,8 @@ export default class SetFeesForm extends React.Component<
SettingsStore,
baseFee,
feeRate,
baseFeeInbound,
feeRateInbound,
timeLockDelta,
channelPoint,
channelId,
Expand Down Expand Up @@ -149,6 +159,58 @@ export default class SetFeesForm extends React.Component<
autoCapitalize="none"
autoCorrect={false}
/>
{BackendUtils.supportInboundFees() && (
<>
<Text
style={{
...styles.text,
color: themeColor('secondaryText')
}}
>
{`${localeString(
'components.SetFeesForm.baseFee'
)} ${localeString(
'views.Channel.inbound'
)} (${localeString('general.sats')})`}
</Text>
<TextInput
keyboardType="numeric"
placeholder={baseFeeInbound || '1'}
value={newBaseFeeInbound}
onChangeText={(text: string) =>
this.setState({
newBaseFeeInbound: text
})
}
autoCapitalize="none"
autoCorrect={false}
/>
<Text
style={{
...styles.text,
color: themeColor('secondaryText')
}}
>
{`${localeString(
'components.SetFeesForm.feeRate'
)} ${localeString(
'views.Channel.inbound'
)} (${localeString('general.percentage')})`}
</Text>
<TextInput
keyboardType="numeric"
placeholder={feeRateInbound || '1'}
value={newFeeRateInbound}
onChangeText={(text: string) =>
this.setState({
newFeeRateInbound: text
})
}
autoCapitalize="none"
autoCorrect={false}
/>
</>
)}

{BackendUtils.isLNDBased() && (
<>
Expand Down Expand Up @@ -230,6 +292,8 @@ export default class SetFeesForm extends React.Component<
setFees(
newBaseFee,
newFeeRate,
newBaseFeeInbound,
newFeeRateInbound,
Number(newTimeLockDelta),
channelPoint,
channelId,
Expand Down
3 changes: 3 additions & 0 deletions locales/en.json
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Expand Up @@ -351,6 +351,9 @@
"views.Channel.localBaseFee": "Local Base Fee",
"views.Channel.remoteFeeRate": "Remote Fee Rate",
"views.Channel.remoteBaseFee": "Remote Base Fee",
"views.Channel.inbound": "Inbound",
"views.Channel.inboundBaseFee": "Inbound Base Fee",
"views.Channel.inboundFeeRate": "Inbound Fee Fee",
"views.Channel.feeRate": "Fee Rate",
"views.Channel.channelPayments": "Channel Payments",
"views.Channel.localMin": "Local Min",
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2 changes: 2 additions & 0 deletions models/ChannelInfo.ts
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Expand Up @@ -6,6 +6,8 @@ interface RoutingPolicy {
min_htlc: string;
fee_base_msat: string;
fee_rate_milli_msat: string;
inbound_fee_base_msat?: string;
inbound_fee_rate_milli_msat?: string;
disabled: boolean;
max_htlc_msat: string;
last_update: number;
Expand Down
6 changes: 5 additions & 1 deletion stores/FeeStore.ts
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Expand Up @@ -116,6 +116,8 @@ export default class FeeStore {
public setFees = (
newBaseFee: string,
newFeeRate: string,
baseFeeInbound: string,
feeRateInbound: string,
timeLockDelta = 4,
channelPoint?: string,
channelId?: string,
Expand All @@ -134,6 +136,8 @@ export default class FeeStore {
const data: any = {
base_fee_msat: `${Number(baseFee) * 1000}`,
fee_rate: feeRate,
base_fee_msat_inbound: `${Number(baseFeeInbound) * 1000}`,
fee_rate_inbound: feeRateInbound,
time_lock_delta: timeLockDelta
};

Expand Down Expand Up @@ -168,7 +172,7 @@ export default class FeeStore {
this.setFeesSuccess = true;
})
.catch((err: any) => {
this.setFeesErrorMsg = err.toString();
this.setFeesErrorMsg = errorToUserFriendly(err);
this.loading = false;
this.setFeesError = true;
});
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1 change: 1 addition & 0 deletions utils/BackendUtils.ts
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Expand Up @@ -170,6 +170,7 @@ class BackendUtils {
supportsChannelBatching = () => this.call('supportsChannelBatching');
supportsOffers = () => this.call('supportsOffers');
isLNDBased = () => this.call('isLNDBased');
supportInboundFees = () => this.call('supportInboundFees');

// LNC
initLNC = (...args: any[]) => this.call('initLNC', args);
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1 change: 1 addition & 0 deletions utils/LndMobileUtils.ts
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Expand Up @@ -109,6 +109,7 @@ const writeLndConfig = async (
tlsdisableautofill=1
maxpendingchannels=1000
max-commit-fee-rate-anchors=21
accept-positive-inbound-fees=true
payments-expiration-grace-period=168h
${rescan ? 'reset-wallet-transactions=true' : ''}
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13 changes: 13 additions & 0 deletions views/Routing/SetFees.tsx
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Expand Up @@ -102,6 +102,19 @@ export default class SetFees extends React.PureComponent<SetFeesProps, {}> {
feeRate={`${
Number(policy.fee_rate_milli_msat) / 10000
}`}
baseFeeInbound={`${
policy.inbound_fee_base_msat
? Number(policy.inbound_fee_base_msat) /
1000
: 0
}`}
feeRateInbound={`${
policy.inbound_fee_rate_milli_msat
? Number(
policy.inbound_fee_rate_milli_msat
) / 10000
: 0
}`}
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for these two, let's check to see if they exist or return null - otherwise there will be cases here where it returns NaN

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would it be better to return 0 instead of null ?

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No

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undefined would be best

timeLockDelta={policy.time_lock_delta.toString()}
minHtlc={`${Number(policy.min_htlc) / 1000}`}
maxHtlc={`${
Expand Down
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