var geoip = require('geoip-lite'); var Node = function Node(data) { this.id = null; this.info = {}; this.geo = {} this.stats = { active: false, listening: false, mining: false, peers: 0, pending: 0, gasPrice: 0, block: { difficulty: 0, number: 0, gasLimit: 0, timestamp: 0, arrival: 0, propagation: 0, received: 0 }, blocktimeAvg: 0, blockTimes: [], difficulty: [], latency: 0, uptime: 0, lastUpdate: 0 }; this.uptime = { started: null, history: [] }; if(this.id === null) { this.uptime.started = (new Date()).getTime(); this.setState(true); } if(typeof data.id !== 'undefined') this.id = data.id; if(typeof data.info !== 'undefined') this.info = data.info; if(typeof data.ip !== 'undefined'){ this.info.ip = data.ip; this.setGeo(data.ip); } if(typeof data.spark !== 'undefined') this.spark = data.spark; if(typeof data.latency !== 'undefined') this.stats.latency = data.latency; return this; } Node.prototype.setGeo = function(ip) { this.geo = geoip.lookup(ip); } Node.prototype.setInfo = function(data) { if(typeof data.info !== 'undefined') this.info = data.info; if(typeof data.ip !== 'undefined'){ this.info.ip = data.ip; this.setGeo(data.ip); } if(typeof data.spark !== 'undefined') this.spark = data.spark; if(this.uptime.history.length > 0 && this.uptime.history[this.uptime.history.length - 1].status == 'down') this.setState(true); } Node.prototype.getInfo = function() { return {id: this.id, info: this.info, geo: this.geo, stats: this.stats}; } Node.prototype.setStats = function(stats) { if(typeof stats !== 'undefined' && typeof stats.block !== 'undefined' && typeof stats.block.number !== 'undefined') { if(stats.block.number !== this.stats.number) { stats.block.received == (new Date()).getTime() - stats.block.arrival; } else { stats.block.received = this.stats.block.received; } this.stats = stats; return this.getStats(); } return false; } Node.prototype.getStats = function() { return {id: this.id, stats: this.stats}; } Node.prototype.setState = function(active) { this.stats.active = active; this.uptime.history.push({status: (active ? 'up' : 'down'), time: (new Date()).getTime()}); } module.exports = Node;