158 lines
2.9 KiB
JavaScript
158 lines
2.9 KiB
JavaScript
var geoip = require('geoip-lite');
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var MAX_HISTORY = 36;
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var Node = function Node(data)
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{
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this.id = null;
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this.info = {};
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this.geo = {}
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this.stats = {
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active: false,
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listening: false,
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mining: false,
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peers: 0,
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pending: 0,
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gasPrice: 0,
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block: {
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difficulty: 0,
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number: 0,
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gasLimit: 0,
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timestamp: 0,
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arrival: 0,
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propagation: 0,
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received: 0,
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transactions: []
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},
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blocktimeAvg: 0,
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blockTimes: [],
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difficulty: [],
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latency: 0,
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uptime: 0,
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lastUpdate: 0
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};
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this.blockHistory = [];
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this.uptime = {
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started: null,
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history: []
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};
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this.initBlockHistory();
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if(this.id === null) {
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this.uptime.started = (new Date()).getTime();
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this.setState(true);
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}
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if(typeof data.id !== 'undefined')
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this.id = data.id;
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if(typeof data.info !== 'undefined')
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this.info = data.info;
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if(typeof data.ip !== 'undefined'){
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this.info.ip = data.ip;
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this.setGeo(data.ip);
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}
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if(typeof data.spark !== 'undefined')
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this.spark = data.spark;
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if(typeof data.latency !== 'undefined')
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this.stats.latency = data.latency;
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return this;
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}
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Node.prototype.setGeo = function(ip)
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{
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this.geo = geoip.lookup(ip);
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}
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Node.prototype.setInfo = function(data)
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{
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if(typeof data.info !== 'undefined')
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this.info = data.info;
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if(typeof data.ip !== 'undefined'){
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this.info.ip = data.ip;
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this.setGeo(data.ip);
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}
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if(typeof data.spark !== 'undefined')
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this.spark = data.spark;
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if(this.uptime.history.length > 0 && this.uptime.history[this.uptime.history.length - 1].status == 'down')
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this.setState(true);
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}
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Node.prototype.getInfo = function()
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{
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return {id: this.id, info: this.info, geo: this.geo, stats: this.stats, history: this.blockHistory};
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}
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Node.prototype.initBlockHistory = function()
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{
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for(var i=0; i < MAX_HISTORY; i++)
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{
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this.blockHistory.push({
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number: 0,
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received: 0,
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propagation: 0
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});
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}
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}
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Node.prototype.setStats = function(stats)
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{
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if(typeof stats !== 'undefined' && typeof stats.block !== 'undefined' && typeof stats.block.number !== 'undefined')
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{
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stats.block.hash = stats.block.hash.replace('0x', '');
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if(stats.block.number > this.stats.block.number)
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{
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if(this.blockHistory.length === MAX_HISTORY )
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this.blockHistory.shift();
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var history = {
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number: stats.block.number,
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received: stats.block.received,
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propagation: stats.block.propagation
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};
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this.blockHistory.push(history);
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}
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this.stats = stats;
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return this.getStats();
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}
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return false;
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}
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Node.prototype.setLatency = function(latency)
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{
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if(typeof latency !== 'undefined')
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{
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this.stats.latency = latency;
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return { id: this.id, latency: latency };
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}
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return false;
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}
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Node.prototype.getStats = function()
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{
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return {id: this.id, stats: this.stats, history: this.blockHistory};
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}
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Node.prototype.setState = function(active)
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{
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this.stats.active = active;
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this.uptime.history.push({status: (active ? 'up' : 'down'), time: (new Date()).getTime()});
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}
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module.exports = Node;
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