85 lines
2.2 KiB
JavaScript
85 lines
2.2 KiB
JavaScript
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 logSystem = 'childDaemon'
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require('./exceptionWriter.js')(logSystem);
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let pool = config.childPools[process.env.poolId];
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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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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: pool.poolAddress
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}
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})
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function runInterval () {
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async.waterfall([
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function (callback) {
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apiInterfaces.jsonHttpRequest(pool.childDaemon.host, pool.childDaemon.port, blockData, function (err, res) {
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if (err) {
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log('error', logSystem, '%s error from daemon', [pool.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', [pool.coin, hash]);
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callback(null, true);
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return;
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} else if (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, '%s bad reponse from daemon', [pool.coin]);
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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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apiInterfaces.jsonHttpRequest(pool.childDaemon.host, pool.childDaemon.port, templateData, function (err, res) {
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if (err) {
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log('error', logSystem, '%s Error polling getblocktemplate %j', [pool.coin, err])
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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: 'ChildBlockTemplate',
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block: res.result,
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poolIndex: process.env.poolId
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})
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callback(null)
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})
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}
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],
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function (error) {
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if (error) {}
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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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