309 lines
11 KiB
JavaScript
309 lines
11 KiB
JavaScript
/**
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* Cryptonote Node.JS Pool
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* https://github.com/dvandal/cryptonote-nodejs-pool
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*
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* Block unlocker
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**/
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// Load required modules
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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 notifications = require('./notifications.js');
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let utils = require('./utils.js');
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let slushMiningEnabled = config.poolServer.slushMining && config.poolServer.slushMining.enabled;
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// Initialize log system
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let logSystem = 'unlocker';
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require('./exceptionWriter.js')(logSystem);
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/**
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* Run block unlocker
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**/
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log('info', logSystem, 'Started');
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function runInterval () {
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async.waterfall([
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// Get all block candidates in redis
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function (callback) {
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redisClient.zrange(config.coin + ':blocks:candidates', 0, -1, 'WITHSCORES', function (error, results) {
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if (error) {
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log('error', logSystem, 'Error trying to get pending blocks from redis %j', [error]);
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callback(true);
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return;
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}
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if (results.length === 0) {
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log('info', logSystem, 'No blocks candidates in redis');
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callback(true);
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return;
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}
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let blocks = [];
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for (let i = 0; i < results.length; i += 2) {
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let parts = results[i].split(':');
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blocks.push({
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serialized: results[i],
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height: parseInt(results[i + 1]),
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rewardType: parts[0],
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login: parts[1],
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hash: parts[2],
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time: parts[3],
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difficulty: parts[4],
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shares: parts[5],
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score: parts.length >= 7 ? parts[6] : parts[5]
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});
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}
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callback(null, blocks);
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})
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},
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// Check if blocks are orphaned
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function (blocks, callback) {
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async.filter(blocks, function (block, mapCback) {
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let daemonType = config.daemonType ? config.daemonType.toLowerCase() : "default";
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let blockHeight = ((daemonType === "forknote" || daemonType === "bytecoin") && config.blockUnlocker.fixBlockHeightRPC) ? block.height + 1 : block.height;
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let rpcMethod = config.blockUnlocker.useFirstVout ? 'getblock' : 'getblockheaderbyheight';
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apiInterfaces.rpcDaemon(rpcMethod, {
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height: blockHeight
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}, function (error, result) {
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if (error) {
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log('error', logSystem, 'Error with %s RPC request for block %s - %j', [rpcMethod, block.serialized, error]);
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block.unlocked = false;
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mapCback();
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return;
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}
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if (!result.block_header) {
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log('error', logSystem, 'Error with getblockheaderbyheight RPC request for block %s - %j', [block.serialized, error]);
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block.unlocked = false;
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mapCback();
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return;
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}
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let blockHeader = result.block_header;
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block.orphaned = blockHeader.hash === block.hash ? 0 : 1;
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block.unlocked = blockHeader.depth >= config.blockUnlocker.depth;
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block.reward = blockHeader.reward;
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if (config.blockUnlocker.useFirstVout) {
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let vout = JSON.parse(result.json).miner_tx.vout;
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if (!vout.length) {
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log('error', logSystem, 'Error: tx at height %s has no vouts!', [blockHeight]);
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block.unlocked = false;
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mapCback();
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return;
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}
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block.reward = vout[0].amount;
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} else {
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block.reward = blockHeader.reward;
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}
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if (config.blockUnlocker.networkFee) {
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let networkFeePercent = config.blockUnlocker.networkFee / 100;
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block.reward = block.reward - (block.reward * networkFeePercent);
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}
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mapCback(block.unlocked);
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})
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}, function (unlockedBlocks) {
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if (unlockedBlocks.length === 0) {
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log('info', logSystem, 'No pending blocks are unlocked yet (%d pending)', [blocks.length]);
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callback(true);
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return;
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}
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callback(null, unlockedBlocks);
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})
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},
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// Get worker shares for each unlocked block
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function (blocks, callback) {
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let redisCommands = blocks.map(function (block) {
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if (block.rewardType === 'prop') {
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return ['hgetall', config.coin + ':scores:prop:round' + block.height];
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} else {
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return ['hgetall', config.coin + ':scores:solo:round' + block.height];
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}
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})
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redisClient.multi(redisCommands)
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.exec(function (error, replies) {
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if (error) {
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log('error', logSystem, 'Error with getting round shares from redis %j', [error]);
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callback(true);
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return;
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}
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for (let i = 0; i < replies.length; i++) {
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let workerScores = replies[i];
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blocks[i].workerScores = workerScores;
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}
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callback(null, blocks);
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})
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},
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// Handle orphaned blocks
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function (blocks, callback) {
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let orphanCommands = [];
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blocks.forEach(function (block) {
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if (!block.orphaned) {
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return;
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}
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orphanCommands.push(['del', config.coin + ':scores:solo:round' + block.height]);
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orphanCommands.push(['del', config.coin + ':scores:prop:round' + block.height]);
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orphanCommands.push(['del', config.coin + ':shares_actual:solo:round' + block.height]);
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orphanCommands.push(['del', config.coin + ':shares_actual:prop:round' + block.height]);
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orphanCommands.push(['zrem', config.coin + ':blocks:candidates', block.serialized]);
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orphanCommands.push(['zadd', config.coin + ':blocks:matured', block.height, [
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block.rewardType,
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block.login,
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block.hash,
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block.time,
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block.difficulty,
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block.shares,
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block.orphaned
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].join(':')]);
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if (block.workerScores && !slushMiningEnabled) {
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let workerScores = block.workerScores;
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Object.keys(workerScores).forEach(function (worker) {
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orphanCommands.push(['hincrby', config.coin + ':scores:roundCurrent', worker, workerScores[worker]]);
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})
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}
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notifications.sendToAll('blockOrphaned', {
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'HEIGHT': block.height,
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'BLOCKTIME': utils.dateFormat(new Date(parseInt(block.time) * 1000), 'yyyy-mm-dd HH:MM:ss Z'),
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'HASH': block.hash,
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'DIFFICULTY': block.difficulty,
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'SHARES': block.shares,
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'EFFORT': Math.round(block.shares / block.difficulty * 100) + '%'
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})
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})
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if (orphanCommands.length > 0) {
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redisClient.multi(orphanCommands).exec(function (error, replies) {
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if (error) {
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log('error', logSystem, 'Error with cleaning up data in redis for orphan block(s) %j', [error]);
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callback(true);
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return;
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}
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callback(null, blocks);
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})
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} else {
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callback(null, blocks);
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}
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},
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// Handle unlocked blocks
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function (blocks, callback) {
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let unlockedBlocksCommands = [];
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let payments = {};
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let totalBlocksUnlocked = 0;
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blocks.forEach(function (block) {
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if (block.orphaned) {
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return;
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}
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totalBlocksUnlocked++;
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unlockedBlocksCommands.push(['del', config.coin + ':scores:solo:round' + block.height]);
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unlockedBlocksCommands.push(['del', config.coin + ':scores:prop:round' + block.height]);
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unlockedBlocksCommands.push(['del', config.coin + ':shares_actual:solo:round' + block.height]);
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unlockedBlocksCommands.push(['del', config.coin + ':shares_actual:prop:round' + block.height]);
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unlockedBlocksCommands.push(['zrem', config.coin + ':blocks:candidates', block.serialized]);
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unlockedBlocksCommands.push(['zadd', config.coin + ':blocks:matured', block.height, [
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block.rewardType,
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block.login,
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block.hash,
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block.time,
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block.difficulty,
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block.shares,
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block.orphaned,
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block.reward
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].join(':')]);
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let feePercent = (config.blockUnlocker.poolFee > 0 ? config.blockUnlocker.poolFee : 0) / 100;
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if (block.rewardType === 'solo') {
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feePercent = (config.blockUnlocker.soloFee >= 0 ? config.blockUnlocker.soloFee : (config.blockUnlocker.poolFee > 0 ? config.blockUnlocker.poolFee : 0)) / 100;
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}
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if (Object.keys(donations).length) {
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for (let wallet in donations) {
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let percent = donations[wallet] / 100;
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feePercent += percent;
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payments[wallet] = Math.round(block.reward * percent);
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log('info', logSystem, 'Block %d donation to %s as %d percent of reward: %d', [block.height, wallet, percent, payments[wallet]]);
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}
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}
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let reward = 0;
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let finderReward = 0;
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if (block.rewardType === 'solo') {
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reward = Math.round(block.reward - (block.reward * feePercent));
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log('info', logSystem, 'Unlocked SOLO block %d with reward %d and donation fee %d. Miners reward: %d', [block.height, block.reward, feePercent, reward]);
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} else {
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let finderPercent = (config.blockUnlocker.finderReward > 0 ? config.blockUnlocker.finderReward : 0) / 100;
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finderReward = Math.round(block.reward * finderPercent);
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reward = Math.round(block.reward - (block.reward * (feePercent + finderPercent)));
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log('info', logSystem, 'Unlocked PROP block %d with reward %d, finders fee %d, and donation fee %d. Miners reward: %d Finders Reward: %d', [block.height, block.reward, finderPercent, feePercent, reward, finderReward]);
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}
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if (block.workerScores) {
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let totalScore = parseFloat(block.score);
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//deal with solo block
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if (block.rewardType === 'solo') {
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let worker = block.login;
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payments[worker] = (payments[worker] || 0) + reward;
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log('info', logSystem, 'SOLO Block %d payment to %s for %d%% of total block score: %d', [block.height, worker, 100, payments[worker]]);
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} else {
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Object.keys(block.workerScores).forEach(function (worker) {
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let percent = block.workerScores[worker] / totalScore;
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let workerReward = Math.round(reward * percent);
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payments[worker] = block.login === worker ? (payments[worker] || 0) + (workerReward + finderReward) : (payments[worker] || 0) + workerReward;
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log('info', logSystem, 'PROP Block %d payment to %s for %d%% of total block score: %d', [block.height, worker, percent * 100, payments[worker]]);
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});
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}
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}
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notifications.sendToAll('blockUnlocked', {
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'HEIGHT': block.height,
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'BLOCKTIME': utils.dateFormat(new Date(parseInt(block.time) * 1000), 'yyyy-mm-dd HH:MM:ss Z'),
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'HASH': block.hash,
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'REWARD': utils.getReadableCoins(block.reward),
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'DIFFICULTY': block.difficulty,
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'SHARES': block.shares,
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'EFFORT': Math.round(block.shares / block.difficulty * 100) + '%'
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});
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})
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for (let worker in payments) {
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let amount = parseInt(payments[worker]);
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if (amount <= 0) {
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delete payments[worker];
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continue;
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}
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unlockedBlocksCommands.push(['hincrby', `${config.coin}:workers:${worker}`, 'balance', amount]);
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}
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if (unlockedBlocksCommands.length === 0) {
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log('info', logSystem, 'No unlocked blocks yet (%d pending)', [blocks.length]);
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callback(true);
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return;
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}
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redisClient.multi(unlockedBlocksCommands)
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.exec(function (error, replies) {
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if (error) {
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log('error', logSystem, 'Error with unlocking blocks %j', [error]);
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callback(true);
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return;
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}
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log('info', logSystem, 'Unlocked %d blocks and update balances for %d workers', [totalBlocksUnlocked, Object.keys(payments).length
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]);
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callback(null);
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})
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}
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], function (error, result) {
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setTimeout(runInterval, config.blockUnlocker.interval * 1000);
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})
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}
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runInterval();
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