@node-lightning/wire

<!doctype html> <html lang="en"> <head> <title>Code coverage report for lib/gossip-old/GossipQueriesReceiver.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../../index.html">All files</a> / <a href="index.html">lib/gossip-old</a> GossipQueriesReceiver.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 34.38% Statements 11/32 </div> <div class='fl pad1y space-right2'> 50% Branches 2/4 </div> <div class='fl pad1y space-right2'> 28.57% Functions 2/7 </div> <div class='fl pad1y space-right2'> 34.38% Lines 11/32 </div> </div> Press n or j to go to the next 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class="prettyprint lang-js">import { ILogger } from "@node-lightning/logger"; import { GossipTimestampFilterMessage } from "../messages/GossipTimestampFilterMessage"; import { IMessageSender } from "../Peer";   export enum GossipQueriesReceiverState { Idle, Receiving, }   /** * This class is used to activate / deactivate receiving of gossip messages * when the gossip_queries or gossip_queries_ex gossip sync strategies are used. */ export class GossipQueriesReceiver { private _state: GossipQueriesReceiverState; private _firstTimestamp: number; private _timestampRange: number;   constructor( readonly chainHash: Buffer, readonly peer: IMessageSender, readonly logger: ILogger, ) { this._state = GossipQueriesReceiverState.Idle; this._firstTimestamp = 0xffffffff; this._timestampRange = 0; }   public get state(): GossipQueriesReceiverState { return this._state; }   public get firstTimestamp(): number { return this._firstTimestamp; }   public get timestampRange(): number { return this._timestampRange; }   /** * Deactivates gossip with the remote peer by sending a * gossip_timestamp_filter message that disables broadcast. In particular this * message will use a first_timestamp of uint32_max and a timestamp_range of * 0 to prevent the remote peer from sending information. */ public deactivate() { this.logger.info("deactivating gossip");   // reset params this._firstTimestamp = 0xffffffff; this._timestampRange = 0;   // send message const msg = new GossipTimestampFilterMessage(); msg.chainHash = this.chainHash; msg.firstTimestamp = 0xffffffff; msg.timestampRange = 0; this.peer.sendMessage(msg);   // change state this._state = GossipQueriesReceiverState.Idle; }   /** * Activates gossip with the remote peer by sending a gossip_timestamp_filter * message with the specified first timestamp and range. By default, this * starts gossip with the current timestamp and uint32_max as the range. * @param start * @param range */ public activate(start: number = Math.trunc(Date.now() / 1000), range = 0xffffffff) { this.logger.info("activating gossip for range %d to %d", start, range);   // set params this._firstTimestamp = start; this._timestampRange = range;   // send message const msg = new GossipTimestampFilterMessage(); msg.chainHash = this.chainHash; msg.firstTimestamp = start; msg.timestampRange = range; this.peer.sendMessage(msg);   // change state this._state = GossipQueriesReceiverState.Receiving; } }  </pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Mon Oct 03 2022 18:24:37 GMT-0400 (Eastern Daylight Time) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>