hsd-peerstats.js

'use strict';

const {NodeClient} = require('hs-client');
const {Network} = require('hsd');
const network = Network.get('main');

const clientOptions = {
  network: network.type,
  port: network.rpcPort
}

const client = new NodeClient(clientOptions);

(async () => {
  const result = await client.execute('getpeerinfo');

  let mapi = new Map();
  let mapo = new Map();
  let totali = 0;
  let totalo = 0;

  for (const peer of result) {
    const subv = peer.subver;

    const map = peer.inbound ? mapi : mapo;

    if (peer.inbound)
      totali++;
    else
      totalo++;

    const current = map.get(subv);
    if (!current) {
      map.set(subv, 1);
    } else {
      map.set(subv, current + 1);
    }

  }

  const mapilist = new Map([...mapi.entries()].sort((a, b) => (a > b ? 1 : -1) ));
  const mapolist = new Map([...mapo.entries()].sort((a, b) => (a > b ? 1 : -1) ));

  console.log(`INBOUND (${totali}):`, mapilist);
  console.log(`OUTBOUND (${totalo}):`, mapolist);
})();