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REF: electrum

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Overtorment 2019-04-01 01:01:11 +01:00
parent 3a679b72ac
commit b6b8bea05b
2 changed files with 47 additions and 38 deletions

19
BlueElectrum.js
View file

@ -5,6 +5,18 @@ let reverse = require('buffer-reverse');
const storageKey = 'ELECTRUM_PEERS';
const defaultPeer = { host: 'electrum.coinucopia.io', tcp: 50001 };
const hardcodedPeers = [
{ host: 'noveltybobble.coinjoined.com', tcp: '50001' },
{ host: 'daedalus.bauerj.eu', tcp: '50001' },
{ host: 'elx1.kempken.org', tcp: '50001' },
{ host: 'electrum.be', tcp: '50001' },
{ host: 'node.ispol.sk', tcp: '50001' }, // SLOW
{ host: '139.162.14.142', tcp: '50001' },
// { host: 'electrum.coinucopia.io', tcp: '50001' }, // SLOW
{ host: 'Bitkoins.nl', tcp: '50001' },
{ host: 'fullnode.coinkite.com', tcp: '50001' },
{ host: 'preperfect.eleCTruMioUS.com', tcp: '50001' },
];
let mainClient = false;
let mainConnected = false;
@ -45,11 +57,6 @@ connectMain();
* @returns {Promise<{tcp, host}|*>}
*/
async function getRandomHardcodedPeer() {
let hardcodedPeers = [
{ host: 'node.ispol.sk', tcp: '50001' },
{ host: '139.162.14.142', tcp: '50001' },
{ host: 'electrum.coinucopia.io', tcp: '50001' },
];
return hardcodedPeers[(hardcodedPeers.length * Math.random()) | 0];
}
@ -186,6 +193,8 @@ module.exports.forceDisconnect = () => {
mainClient.close();
};
module.exports.hardcodedPeers = hardcodedPeers;
/*

66
Electrum.test.js
View file

@ -2,7 +2,7 @@
global.net = require('net');
let BlueElectrum = require('./BlueElectrum');
let assert = require('assert');
jasmine.DEFAULT_TIMEOUT_INTERVAL = 100 * 1000;
jasmine.DEFAULT_TIMEOUT_INTERVAL = 150 * 1000;
afterAll(() => {
// after all tests we close socket so the test suite can actually terminate
@ -24,41 +24,41 @@ describe('Electrum', () => {
it('ElectrumClient can connect and query', async () => {
const ElectrumClient = require('electrum-client');
let bitcoin = require('bitcoinjs-lib');
// let bitcoin = require('bitcoinjs-lib');
const peer = { host: 'electrum.coinucopia.io', ssl: 50002, tcp: 50001, pruning: null, http: null, https: null };
console.log('begin connection:', JSON.stringify(peer));
let mainClient = new ElectrumClient(peer.tcp, peer.host, 'tcp');
for (let peer of BlueElectrum.hardcodedPeers) {
let mainClient = new ElectrumClient(peer.tcp, peer.host, 'tcp');
try {
await mainClient.connect();
const ver = await mainClient.server_version('2.7.11', '1.2');
console.log('connected to ', ver);
} catch (e) {
console.log('bad connection:', JSON.stringify(peer));
throw new Error();
try {
await mainClient.connect();
await mainClient.server_version('2.7.11', '1.2');
} catch (e) {
mainClient.reconnect = mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
mainClient.close();
throw new Error('bad connection: ' + JSON.stringify(peer));
}
let addr4elect = 'bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej';
let script = bitcoin.address.toOutputScript(addr4elect);
let hash = bitcoin.crypto.sha256(script);
let reversedHash = Buffer.from(hash.reverse());
let start = +new Date();
let balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
let end = +new Date();
console.warn(peer.host, 'took', (end - start) / 1000, 'seconds to fetch balance');
assert.ok(balance.confirmed > 0);
addr4elect = '3GCvDBAktgQQtsbN6x5DYiQCMmgZ9Yk8BK';
script = bitcoin.address.toOutputScript(addr4elect);
hash = bitcoin.crypto.sha256(script);
reversedHash = Buffer.from(hash.reverse());
balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
assert.ok(balance.confirmed === 51432);
// let peers = await mainClient.serverPeers_subscribe();
// console.log(peers);
mainClient.reconnect = mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
mainClient.close();
}
let addr4elect = 'bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej';
let script = bitcoin.address.toOutputScript(addr4elect);
let hash = bitcoin.crypto.sha256(script);
let reversedHash = Buffer.from(hash.reverse());
let balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
assert.ok(balance.confirmed > 0);
addr4elect = '3GCvDBAktgQQtsbN6x5DYiQCMmgZ9Yk8BK';
script = bitcoin.address.toOutputScript(addr4elect);
hash = bitcoin.crypto.sha256(script);
reversedHash = Buffer.from(hash.reverse());
balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
assert.ok(balance.confirmed === 51432);
// let peers = await mainClient.serverPeers_subscribe();
// console.log(peers);
mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
mainClient.reconnect = () => {}; // dirty hack to make it stop reconnecting
mainClient.close();
// setTimeout(()=>process.exit(), 3000);
});
it('BlueElectrum works', async function() {