ethstats-server/models/node.js
2015-04-06 21:02:18 +03:00

144 lines
2.7 KiB
JavaScript

var geoip = require('geoip-lite');
var MAX_HISTORY = 36;
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,
transactions: []
},
blocktimeAvg: 0,
blockTimes: [],
difficulty: [],
latency: 0,
uptime: 0,
lastUpdate: 0
};
this.blockHistory = [];
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, history: this.blockHistory};
}
Node.prototype.setStats = function(stats)
{
if(typeof stats !== 'undefined' && typeof stats.block !== 'undefined' && typeof stats.block.number !== 'undefined')
{
stats.block.hash = stats.block.hash.replace('0x', '');
if(stats.block.number > this.stats.block.number)
{
if(this.blockHistory.length === MAX_HISTORY )
this.blockHistory.shift();
var history = {
number: stats.block.number,
received: stats.block.received,
propagation: stats.block.propagation
};
this.blockHistory.push(history);
}
this.stats = stats;
return this.getStats();
}
return false;
}
Node.prototype.setLatency = function(latency)
{
if(typeof latency !== 'undefined')
{
this.stats.latency = latency;
return { id: this.id, latency: latency };
}
return false;
}
Node.prototype.getStats = function()
{
return {id: this.id, stats: this.stats, history: this.blockHistory};
}
Node.prototype.setState = function(active)
{
this.stats.active = active;
this.uptime.history.push({status: (active ? 'up' : 'down'), time: (new Date()).getTime()});
}
module.exports = Node;