89 lines
2.4 KiB
JavaScript
89 lines
2.4 KiB
JavaScript
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let utils = require('./utils.js');
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let async = require('async');
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let apiInterfaces = require('./apiInterfaces.js')(config.daemon, config.wallet, config.api);
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let lastHash;
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let POOL_NONCE_SIZE = 16 + 1; // +1 for old XMR/new TRTL bugs
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let miningConfig = config.miningSource || config.daemon;
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let logSystem = 'miningSource';
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let blockData = JSON.stringify({
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id: "0",
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jsonrpc: "2.0",
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method: 'getlastblockheader',
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params: {}
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});
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require('./exceptionWriter.js')(logSystem);
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function runInterval () {
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async.waterfall([
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function (callback) {
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apiInterfaces.jsonHttpRequest(miningConfig.host, miningConfig.port, blockData, function (err, res) {
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if (err) {
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log('error', logSystem, '%s error from mining source', [config.coin]);
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setTimeout(runInterval, 3000);
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return;
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}
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if (res && res.result && res.result.status === "OK" && res.result.hasOwnProperty('block_header')) {
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let hash = res.result.block_header.hash.toString('hex');
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if (!lastHash || lastHash !== hash) {
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lastHash = hash;
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log('info', logSystem, '%s found new hash %s', [config.coin, hash]);
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callback(null, true);
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return;
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} else if (miningConfig.alwaysPoll || config.daemon.alwaysPoll || false) {
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callback(null, true);
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return;
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} else {
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callback(true);
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return;
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}
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} else {
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log('error', logSystem, 'bad response from mining source');
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setTimeout(runInterval, 3000);
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return;
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}
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});
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},
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function (_getbc, callback) {
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let templateData = JSON.stringify({
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id: "0",
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jsonrpc: "2.0",
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method: 'getblocktemplate',
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params: {
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reserve_size: POOL_NONCE_SIZE,
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wallet_address: utils.getPoolTemplateAddress()
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}
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});
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apiInterfaces.jsonHttpRequest(miningConfig.host, miningConfig.port, templateData, function (err, res) {
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if (err) {
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log('error', logSystem, 'Error polling getblocktemplate %j', [err]);
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callback(null);
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return;
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}
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if (res.error) {
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log('error', logSystem, 'Error polling getblocktemplate %j', [res.error]);
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callback(null);
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return;
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}
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if (config.coin == 'talleo' && res.result.height >= 10000 && res.result.num_transactions == 0) {
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callback(null);
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return;
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}
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process.send({
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type: 'BlockTemplate',
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block: res.result
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});
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callback(null);
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});
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}
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], function () {
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setTimeout(function () {
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runInterval();
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}, config.poolServer.blockRefreshInterval);
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});
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}
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runInterval();
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