Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import { ILogger } from '@node-dlc/logger';
import { ChannelAnnouncementMessage } from '../messages/ChannelAnnouncementMessage';
import { ChannelUpdateMessage } from '../messages/ChannelUpdateMessage';
import { IWireMessage } from '../messages/IWireMessage';
import { NodeAnnouncementMessage } from '../messages/NodeAnnouncementMessage';
import { ReplyChannelRangeMessage } from '../messages/ReplyChannelRangeMessage';
import { ReplyShortChannelIdsEndMessage } from '../messages/ReplyShortChannelIdsEndMessage';
import { IMessageSender } from '../Peer';
import { ChannelRangeQuery } from './ChannelRangeQuery';
import { ChannelsQuery } from './ChannelsQuery';
import { GossipSyncWatcher } from './GossipSyncWatcher';
export enum GossipQueriesSyncState {
Idle,
AwaitingChannelRange,
AwaitingChannels,
AwaitingMessages,
Complete,
Failed,
}
export class GossipQueriesSync {
private _state: GossipQueriesSyncState;
private _error: Error;
private _rangeQuery: ChannelRangeQuery;
private _channelsQuery: ChannelsQuery;
private _syncWatcher: GossipSyncWatcher;
constructor(
readonly chainHash: Buffer,
readonly peer: IMessageSender,
readonly logger: ILogger,
) {
this._state = GossipQueriesSyncState.Idle;
this._rangeQuery = new ChannelRangeQuery(
this.chainHash,
this.peer,
this.logger,
);
this._channelsQuery = new ChannelsQuery(
this.chainHash,
this.peer,
this.logger,
);
this._syncWatcher = new GossipSyncWatcher(this.logger);
}
public get state(): GossipQueriesSyncState {
return this._state;
}
public get error(): Error {
return this._error;
}
public async queryRange(
firstBlock?: number,
numBlocks?: number,
): Promise<void> {
try {
this.logger.info('synchronization starting');
this._state = GossipQueriesSyncState.AwaitingChannelRange;
const scids = await this._rangeQuery.queryRange(firstBlock, numBlocks);
this._state = GossipQueriesSyncState.AwaitingChannels;
await this._channelsQuery.query(...scids);
this._state = GossipQueriesSyncState.AwaitingMessages;
await this._syncWatcher.watch();
this.logger.info('synchronization complete!');
this._state = GossipQueriesSyncState.Complete;
} catch (ex) {
this.logger.error(
'synchronization failed with error',
(ex as Error).message,
);
this._state = GossipQueriesSyncState.Failed;
this._error = ex as Error;
throw ex;
}
}
public handleWireMessage(msg: IWireMessage): void {
if (msg instanceof ReplyChannelRangeMessage) {
this._rangeQuery.handleReplyChannelRange(msg);
return;
} else if (msg instanceof ReplyShortChannelIdsEndMessage) {
this._channelsQuery.handleReplyShortChannelIdsEnd(msg);
} else if (
msg instanceof ChannelAnnouncementMessage ||
msg instanceof ChannelUpdateMessage ||
msg instanceof NodeAnnouncementMessage
) {
this._syncWatcher.onGossipMessage(msg);
}
}
}
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