415 lines
7.7 KiB
JavaScript
415 lines
7.7 KiB
JavaScript
var _ = require('lodash');
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var logger = require('./lib/utils/logger');
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var chalk = require('chalk');
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var http = require('http');
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// Init WS SECRET
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var WS_SECRET;
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if( !_.isUndefined(process.env.WS_SECRET) && !_.isNull(process.env.WS_SECRET) )
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{
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if( process.env.WS_SECRET.indexOf('|') > 0 )
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{
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WS_SECRET = process.env.WS_SECRET.split('|');
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}
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else
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{
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WS_SECRET = [process.env.WS_SECRET];
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}
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}
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else
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{
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try {
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var tmp_secret_json = require('./ws_secret.json');
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WS_SECRET = _.values(tmp_secret_json);
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}
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catch (e)
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{
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console.error("WS_SECRET NOT SET!!!");
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}
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}
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var banned = require('./lib/utils/config').banned;
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var reserved = require('./lib/utils/config').reserved;
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// Init http server
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if( process.env.NODE_ENV !== 'production' )
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{
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var app = require('./lib/express');
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server = http.createServer(app);
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}
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else
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server = http.createServer();
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// Init socket vars
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var Primus = require('primus');
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var api;
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var client;
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var server;
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// Init API Socket connection
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api = new Primus(server, {
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transformer: 'websockets',
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pathname: '/api',
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parser: 'JSON'
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});
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api.plugin('emit', require('primus-emit'));
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api.plugin('spark-latency', require('primus-spark-latency'));
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// Init Client Socket connection
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client = new Primus(server, {
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transformer: 'websockets',
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pathname: '/primus',
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parser: 'JSON'
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});
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client.plugin('emit', require('primus-emit'));
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// Init external API
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external = new Primus(server, {
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transformer: 'websockets',
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pathname: '/external',
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parser: 'JSON'
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});
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external.plugin('emit', require('primus-emit'));
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// Init collections
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var Collection = require('./lib/collection');
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var Nodes = new Collection(external);
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Nodes.setChartsCallback(function (err, charts)
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{
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if(err !== null)
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{
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console.error('COL', 'CHR', 'Charts error:', err);
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}
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else
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{
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client.write({
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action: 'charts',
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data: charts
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});
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}
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});
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// Init API Socket events
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api.on('connection', function (spark)
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{
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console.info('API', 'CON', 'Open:', spark.address.ip);
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spark.on('hello', function (data)
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{
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console.info('API', 'CON', 'Hello', data['id']);
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if( _.isUndefined(data.secret) || WS_SECRET.indexOf(data.secret) === -1 || banned.indexOf(spark.address.ip) >= 0 || _.isUndefined(data.id) || reserved.indexOf(data.id) >= 0 )
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{
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spark.end(undefined, { reconnect: false });
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console.error('API', 'CON', 'Closed - wrong auth', data);
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return false;
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}
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if( !_.isUndefined(data.id) && !_.isUndefined(data.info) )
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{
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data.ip = spark.address.ip;
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data.spark = spark.id;
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data.latency = spark.latency || 0;
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Nodes.add( data, function (err, info)
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{
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if(err !== null)
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{
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console.error('API', 'CON', 'Connection error:', err);
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return false;
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}
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if(info !== null)
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{
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spark.emit('ready');
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console.success('API', 'CON', 'Connected', data.id);
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client.write({
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action: 'add',
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data: info
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});
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}
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});
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}
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});
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spark.on('update', function (data)
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{
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if( !_.isUndefined(data.id) && !_.isUndefined(data.stats) )
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{
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Nodes.update(data.id, data.stats, function (err, stats)
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{
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if(err !== null)
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{
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console.error('API', 'UPD', 'Update error:', err);
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}
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else
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{
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if(stats !== null)
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{
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client.write({
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action: 'update',
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data: stats
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});
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console.info('API', 'UPD', 'Update from:', data.id, 'for:', stats);
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Nodes.getCharts();
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}
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}
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});
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}
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else
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{
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console.error('API', 'UPD', 'Update error:', data);
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}
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});
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spark.on('block', function (data)
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{
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if( !_.isUndefined(data.id) && !_.isUndefined(data.block) )
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{
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Nodes.addBlock(data.id, data.block, function (err, stats)
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{
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if(err !== null)
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{
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console.error('API', 'BLK', 'Block error:', err);
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}
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else
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{
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if(stats !== null)
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{
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client.write({
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action: 'block',
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data: stats
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});
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console.success('API', 'BLK', 'Block:', data.block['number'], 'td:', data.block['totalDifficulty'], 'from:', data.id, 'ip:', spark.address.ip);
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Nodes.getCharts();
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}
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}
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});
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}
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else
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{
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console.error('API', 'BLK', 'Block error:', data);
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}
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});
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spark.on('pending', function (data)
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{
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if( !_.isUndefined(data.id) && !_.isUndefined(data.stats) )
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{
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Nodes.updatePending(data.id, data.stats, function (err, stats) {
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if(err !== null)
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{
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console.error('API', 'TXS', 'Pending error:', err);
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}
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if(stats !== null)
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{
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client.write({
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action: 'pending',
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data: stats
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});
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console.success('API', 'TXS', 'Pending:', data.stats['pending'], 'from:', data.id);
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}
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});
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}
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else
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{
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console.error('API', 'TXS', 'Pending error:', data);
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}
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});
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spark.on('stats', function (data)
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{
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if( !_.isUndefined(data.id) && !_.isUndefined(data.stats) )
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{
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Nodes.updateStats(data.id, data.stats, function (err, stats)
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{
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if(err !== null)
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{
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console.error('API', 'STA', 'Stats error:', err);
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}
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else
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{
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if(stats !== null)
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{
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client.write({
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action: 'stats',
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data: stats
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});
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console.success('API', 'STA', 'Stats from:', data.id);
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}
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}
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});
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}
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else
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{
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console.error('API', 'STA', 'Stats error:', data);
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}
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});
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spark.on('history', function (data)
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{
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console.success('API', 'HIS', 'Got history from:', data.id);
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var time = chalk.reset.cyan((new Date()).toJSON()) + " ";
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console.time(time, 'COL', 'CHR', 'Got charts in');
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Nodes.addHistory(data.id, data.history, function (err, history)
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{
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console.timeEnd(time, 'COL', 'CHR', 'Got charts in');
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if(err !== null)
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{
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console.error('COL', 'CHR', 'History error:', err);
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}
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else
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{
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client.write({
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action: 'charts',
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data: history
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});
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}
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});
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});
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spark.on('node-ping', function (data)
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{
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var start = (!_.isUndefined(data) && !_.isUndefined(data.clientTime) ? data.clientTime : null);
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spark.emit('node-pong', {
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clientTime: start,
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serverTime: _.now()
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});
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console.info('API', 'PIN', 'Ping from:', data['id']);
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});
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spark.on('latency', function (data)
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{
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if( !_.isUndefined(data.id) )
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{
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Nodes.updateLatency(data.id, data.latency, function (err, latency)
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{
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if(err !== null)
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{
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console.error('API', 'PIN', 'Latency error:', err);
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}
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if(latency !== null)
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{
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// client.write({
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// action: 'latency',
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// data: latency
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// });
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console.info('API', 'PIN', 'Latency:', latency, 'from:', data.id);
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}
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});
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if( Nodes.requiresUpdate(data.id) )
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{
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var range = Nodes.getHistory().getHistoryRequestRange();
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spark.emit('history', range);
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console.info('API', 'HIS', 'Asked:', data.id, 'for history:', range.min, '-', range.max);
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Nodes.askedForHistory(true);
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}
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}
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});
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spark.on('end', function (data)
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{
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Nodes.inactive(spark.id, function (err, stats)
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{
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if(err !== null)
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{
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console.error('API', 'CON', 'Connection end error:', err);
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}
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else
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{
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client.write({
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action: 'inactive',
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data: stats
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});
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console.warn('API', 'CON', 'Connection with:', spark.id, 'ended:', data);
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}
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});
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});
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});
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client.on('connection', function (clientSpark)
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{
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clientSpark.on('ready', function (data)
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{
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clientSpark.emit('init', { nodes: Nodes.all() });
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Nodes.getCharts();
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});
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clientSpark.on('client-pong', function (data)
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{
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var serverTime = _.get(data, "serverTime", 0);
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var latency = Math.ceil( (_.now() - serverTime) / 2 );
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clientSpark.emit('client-latency', { latency: latency });
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});
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});
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var latencyTimeout = setInterval( function ()
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{
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client.write({
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action: 'client-ping',
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data: {
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serverTime: _.now()
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}
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});
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}, 5000);
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// Cleanup old inactive nodes
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var nodeCleanupTimeout = setInterval( function ()
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{
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client.write({
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action: 'init',
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data: Nodes.all()
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});
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Nodes.getCharts();
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}, 1000*60*60);
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server.listen(process.env.PORT || 3000);
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module.exports = server;
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