mirrors/mempool
1
0
Fork 0
mirror of https://github.com/mempool/mempool.git synced 2025-02-22 22:25:34 +01:00
Code Issues Projects Releases Wiki Activity

Merge pull request #2265 from mempool/nymkappa/bugfix/clightning-wrong-channel-id

Browse source 
Convert short_id to integer id with clightning backend before returning the graph
This commit is contained in:
wiz 2022-08-11 19:47:19 +09:00 • committed by GitHub
commit 2d692c3f20
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 13 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
backend/src/api/common.ts
View file

@ -1,6 +1,5 @@
import { CpfpInfo, TransactionExtended, TransactionStripped } from '../mempool.interfaces';
import config from '../config';
import { convertChannelId } from './lightning/clightning/clightning-convert';
export class Common {
static nativeAssetId = config.MEMPOOL.NETWORK === 'liquidtestnet' ?
'144c654344aa716d6f3abcc1ca90e5641e4e2a7f633bc09fe3baf64585819a49'
@ -193,16 +192,20 @@ export class Common {
date.setUTCMilliseconds(0);
}
static channelShortIdToIntegerId(id: string): string {
if (config.LIGHTNING.BACKEND === 'lnd') {
return id;
static channelShortIdToIntegerId(channelId: string): string {
if (channelId.indexOf('x') === -1) { // Already an integer id
return channelId;
}
return convertChannelId(id);
if (channelId.indexOf('/') !== -1) { // Topology import
channelId = channelId.slice(0, -2);
}
const s = channelId.split('x').map(part => BigInt(part));
return ((s[0] << 40n) | (s[1] << 16n) | s[2]).toString();
}
/** Decodes a channel id returned by lnd as uint64 to a short channel id */
static channelIntegerIdToShortId(id: string): string {
if (config.LIGHTNING.BACKEND === 'cln') {
if (id.indexOf('x') !== -1) { // Already a short id
return id;
}

2
backend/src/api/explorer/channels.api.ts
View file

@ -448,7 +448,7 @@ class ChannelsApi {
const result = await DB.query<ResultSetHeader>(`
UPDATE channels
SET status = 0
WHERE short_id NOT IN (
WHERE id NOT IN (
${graphChannelsIds.map(id => `"${id}"`).join(',')}
)
AND status != 2

13
backend/src/api/lightning/clightning/clightning-convert.ts
View file

@ -1,6 +1,7 @@
import { ILightningApi } from '../lightning-api.interface';
import FundingTxFetcher from '../../../tasks/lightning/sync-tasks/funding-tx-fetcher';
import logger from '../../../logger';
import { Common } from '../../common';
/**
* Convert a clightning "listnode" entry to a lnd node entry
@ -70,14 +71,6 @@ export async function convertAndmergeBidirectionalChannels(clChannels: any[]): P
return consolidatedChannelList;
}
export function convertChannelId(channelId): string {
if (channelId.indexOf('/') !== -1) {
channelId = channelId.slice(0, -2);
}
const s = channelId.split('x').map(part => BigInt(part));
return ((s[0] << 40n) | (s[1] << 16n) | s[2]).toString();
}
/**
* Convert two clightning "getchannels" entries into a full a lnd "describegraph.edges" format
* In this case, clightning knows the channel policy for both nodes
@ -90,7 +83,7 @@ async function buildFullChannel(clChannelA: any, clChannelB: any): Promise<ILigh
const outputIdx = parts[2];
return {
channel_id: clChannelA.short_channel_id,
channel_id: Common.channelShortIdToIntegerId(clChannelA.short_channel_id),
capacity: clChannelA.satoshis,
last_update: lastUpdate,
node1_policy: convertPolicy(clChannelA),
@ -111,7 +104,7 @@ async function buildIncompleteChannel(clChannel: any): Promise<ILightningApi.Cha
const outputIdx = parts[2];
return {
channel_id: clChannel.short_channel_id,
channel_id: Common.channelShortIdToIntegerId(clChannel.short_channel_id),
capacity: clChannel.satoshis,
last_update: clChannel.last_update ?? 0,
node1_policy: convertPolicy(clChannel),