mirror of https://github.com/BTCPrivate/z-nomp.git
fix issue #40
This commit is contained in:
Jerry Brady
parent
dc3dcd01a7
commit
a0a8c0cd75
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@ -0,0 +1,180 @@
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var redis = require('redis');
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var async = require('async');
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var os = require('os');
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var algos = require('stratum-pool/lib/algoProperties.js');
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module.exports = function(logger, portalConfig, poolConfigs){
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var _this = this;
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var logSystem = 'Stats';
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var redisClients = [];
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var canDoStats = true;
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Object.keys(poolConfigs).forEach(function(coin){
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if (!canDoStats) return;
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var poolConfig = poolConfigs[coin];
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if (!poolConfig.shareProcessing || !poolConfig.shareProcessing.internal){
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logger.error(logSystem, coin, 'Cannot do stats without internal share processing setup');
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canDoStats = false;
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return;
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}
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var internalConfig = poolConfig.shareProcessing.internal;
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var redisConfig = internalConfig.redis;
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for (var i = 0; i < redisClients.length; i++){
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var client = redisClients[i];
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if (client.client.port === redisConfig.port && client.client.host === redisConfig.host){
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client.coins.push(coin);
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return;
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}
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}
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redisClients.push({
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coins: [coin],
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client: redis.createClient(redisConfig.port, redisConfig.host)
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});
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});
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this.stats = {};
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this.statsString = '';
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this.getGlobalStats = function(callback){
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var allCoinStats = {};
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async.each(redisClients, function(client, callback){
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var windowTime = (((Date.now() / 1000) - portalConfig.website.hashrateWindow) | 0).toString();
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var redisCommands = [];
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var redisComamndTemplates = [
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['zremrangebyscore', '_hashrate', '-inf', '(' + windowTime],
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['zrangebyscore', '_hashrate', windowTime, '+inf'],
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['hgetall', '_stats'],
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['scard', '_blocksPending'],
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['scard', '_blocksConfirmed'],
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['scard', '_blocksOrphaned']
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];
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var commandsPerCoin = redisComamndTemplates.length;
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client.coins.map(function(coin){
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redisComamndTemplates.map(function(t){
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var clonedTemplates = t.slice(0);
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clonedTemplates[1] = coin + clonedTemplates [1];
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redisCommands.push(clonedTemplates);
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});
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});
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client.client.multi(redisCommands).exec(function(err, replies){
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if (err){
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console.log('error with getting hashrate stats ' + JSON.stringify(err));
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callback(err);
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}
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else{
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for(var i = 0; i < replies.length; i += commandsPerCoin){
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var coinName = client.coins[i / commandsPerCoin | 0];
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var coinStats = {
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name: coinName,
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symbol: poolConfigs[coinName].coin.symbol.toUpperCase(),
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algorithm: poolConfigs[coinName].coin.algorithm,
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hashrates: replies[i + 1],
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poolStats: replies[i + 2] != null ? replies[i + 2] : { validShares: 0, validBlocks: 0, invalidShares: 0 },
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blocks: {
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pending: replies[i + 3],
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confirmed: replies[i + 4],
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orphaned: replies[i + 5]
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}
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};
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allCoinStats[coinStats.name] = (coinStats);
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}
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callback();
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}
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});
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}, function(err){
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if (err){
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console.log('error getting all stats' + JSON.stringify(err));
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callback();
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return;
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}
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var portalStats = {
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global:{
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workers: 0,
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hashrate: 0
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},
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algos: {},
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pools: allCoinStats
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};
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Object.keys(allCoinStats).forEach(function(coin){
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var coinStats = allCoinStats[coin];
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coinStats.workers = {};
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coinStats.shares = 0;
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coinStats.hashrates.forEach(function(ins){
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var parts = ins.split(':');
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var workerShares = parseFloat(parts[0]);
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coinStats.shares += workerShares;
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var worker = parts[1];
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if (worker in coinStats.workers)
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coinStats.workers[worker] += workerShares
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else
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coinStats.workers[worker] = workerShares
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});
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var shareMultiplier = algos[coinStats.algorithm].multiplier || 0;
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var hashratePre = shareMultiplier * coinStats.shares / portalConfig.website.hashrateWindow;
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coinStats.hashrate = hashratePre | 0;
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portalStats.global.workers += Object.keys(coinStats.workers).length;
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/* algorithm specific global stats */
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var algo = coinStats.algorithm;
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if (!portalStats.algos.hasOwnProperty(algo)){
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portalStats.algos[algo] = {
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workers: 0,
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hashrate: 0,
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hashrateString: null
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};
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}
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portalStats.algos[algo].hashrate += coinStats.hashrate;
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portalStats.algos[algo].workers += Object.keys(coinStats.workers).length;
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delete coinStats.hashrates;
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delete coinStats.shares;
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coinStats.hashrateString = _this.getReadableHashRateString(coinStats.hashrate);
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});
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Object.keys(portalStats.algos).forEach(function(algo){
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var algoStats = portalStats.algos[algo];
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algoStats.hashrateString = _this.getReadableHashRateString(algoStats.hashrate);
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});
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_this.stats = portalStats;
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_this.statsString = JSON.stringify(portalStats);
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callback();
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});
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};
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this.getReadableHashRateString = function(hashrate){
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var i = -1;
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var byteUnits = [ ' KH', ' MH', ' GH', ' TH', ' PH' ];
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do {
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hashrate = hashrate / 1024;
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i++;
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} while (hashrate > 1024);
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return hashrate.toFixed(2) + byteUnits[i];
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};
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};
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