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Merge branch 'master' into nymkappa/feature/node-page-layout

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wiz 2022-08-23 23:41:19 +09:00 committed by GitHub
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1 changed files with 54 additions and 32 deletions
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86
backend/src/tasks/lightning/network-sync.service.ts
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@ -285,44 +285,66 @@ class NetworkSyncService {
for (const channel of channels) {
let reason = 0;
// Only Esplora backend can retrieve spent transaction outputs
const outspends = await bitcoinApi.$getOutspends(channel.closing_transaction_id);
const lightningScriptReasons: number[] = [];
for (const outspend of outspends) {
if (outspend.spent && outspend.txid) {
const spendingTx = await bitcoinApi.$getRawTransaction(outspend.txid);
const lightningScript = this.findLightningScript(spendingTx.vin[outspend.vin || 0]);
lightningScriptReasons.push(lightningScript);
try {
let outspends: IEsploraApi.Outspend[] | undefined;
try {
outspends = await bitcoinApi.$getOutspends(channel.closing_transaction_id);
} catch (e) {
logger.err(`Failed to call ${config.ESPLORA.REST_API_URL + '/tx/' + channel.closing_transaction_id + '/outspends'}. Reason ${e instanceof Error ? e.message : e}`);
continue;
}
}
if (lightningScriptReasons.length === outspends.length
&& lightningScriptReasons.filter((r) => r === 1).length === outspends.length) {
reason = 1;
} else {
const filteredReasons = lightningScriptReasons.filter((r) => r !== 1);
if (filteredReasons.length) {
if (filteredReasons.some((r) => r === 2 || r === 4)) {
reason = 3;
} else {
reason = 2;
const lightningScriptReasons: number[] = [];
for (const outspend of outspends) {
if (outspend.spent && outspend.txid) {
let spendingTx: IEsploraApi.Transaction | undefined;
try {
spendingTx = await bitcoinApi.$getRawTransaction(outspend.txid);
} catch (e) {
logger.err(`Failed to call ${config.ESPLORA.REST_API_URL + '/tx/' + outspend.txid}. Reason ${e instanceof Error ? e.message : e}`);
continue;
}
const lightningScript = this.findLightningScript(spendingTx.vin[outspend.vin || 0]);
lightningScriptReasons.push(lightningScript);
}
}
if (lightningScriptReasons.length === outspends.length
&& lightningScriptReasons.filter((r) => r === 1).length === outspends.length) {
reason = 1;
} else {
/*
We can detect a commitment transaction (force close) by reading Sequence and Locktime
https://github.com/lightning/bolts/blob/master/03-transactions.md#commitment-transaction
*/
const closingTx = await bitcoinApi.$getRawTransaction(channel.closing_transaction_id);
const sequenceHex: string = closingTx.vin[0].sequence.toString(16);
const locktimeHex: string = closingTx.locktime.toString(16);
if (sequenceHex.substring(0, 2) === '80' && locktimeHex.substring(0, 2) === '20') {
reason = 2; // Here we can't be sure if it's a penalty or not
const filteredReasons = lightningScriptReasons.filter((r) => r !== 1);
if (filteredReasons.length) {
if (filteredReasons.some((r) => r === 2 || r === 4)) {
reason = 3;
} else {
reason = 2;
}
} else {
reason = 1;
/*
We can detect a commitment transaction (force close) by reading Sequence and Locktime
https://github.com/lightning/bolts/blob/master/03-transactions.md#commitment-transaction
*/
let closingTx: IEsploraApi.Transaction | undefined;
try {
closingTx = await bitcoinApi.$getRawTransaction(channel.closing_transaction_id);
} catch (e) {
logger.err(`Failed to call ${config.ESPLORA.REST_API_URL + '/tx/' + channel.closing_transaction_id}. Reason ${e instanceof Error ? e.message : e}`);
continue;
}
const sequenceHex: string = closingTx.vin[0].sequence.toString(16);
const locktimeHex: string = closingTx.locktime.toString(16);
if (sequenceHex.substring(0, 2) === '80' && locktimeHex.substring(0, 2) === '20') {
reason = 2; // Here we can't be sure if it's a penalty or not
} else {
reason = 1;
}
}
}
}
if (reason) {
logger.debug('Setting closing reason ' + reason + ' for channel: ' + channel.id + '.');
await DB.query(`UPDATE channels SET closing_reason = ? WHERE id = ?`, [reason, channel.id]);
if (reason) {
logger.debug('Setting closing reason ' + reason + ' for channel: ' + channel.id + '.');
await DB.query(`UPDATE channels SET closing_reason = ? WHERE id = ?`, [reason, channel.id]);
}
} catch (e) {
logger.err(`$runClosedChannelsForensics() failed for channel ${channel.short_id}. Reason: ${e instanceof Error ? e.message : e}`);
}
++progress;