mirror of https://github.com/embarklabs/embark.git
85 lines
2.7 KiB
JavaScript
85 lines
2.7 KiB
JavaScript
var Web3 = require('web3');
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var async = require('async');
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var request = require('request');
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var ServicesMonitor = function(options) {
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this.logger = options.logger;
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this.interval = options.interval || 5000;
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this.config = options.config;
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this.serverHost = options.serverHost || 'localhost';
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this.serverPort = options.serverPort || 8000;
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this.runWebserver = options.runWebserver;
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this.version = options.version;
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};
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ServicesMonitor.prototype.startMonitor = function() {
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this.monitor = setInterval(this.check.bind(this), this.interval);
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};
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ServicesMonitor.prototype.stopMonitor = function() {
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};
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ServicesMonitor.prototype.check = function() {
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var self = this;
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async.waterfall([
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function connectWeb3(callback) {
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self.logger.trace('connectWeb3');
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var web3 = new Web3();
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var web3Endpoint = 'http://' + self.config.blockchainConfig.rpcHost + ':' + self.config.blockchainConfig.rpcPort;
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web3.setProvider(new web3.providers.HttpProvider(web3Endpoint));
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callback(null, web3, []);
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},
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function addEmbarkVersion(web3, result, callback) {
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self.logger.trace('addEmbarkVersion');
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result.push(('Embark ' + self.version).green);
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callback(null, web3, result);
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},
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function checkEthereum(web3, result, callback) {
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self.logger.trace('checkEthereum');
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var service;
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if (web3.isConnected()) {
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service = (web3.version.node.split("/")[0] + " (Ethereum)").green;
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} else {
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service = "No Blockchain node found".red;
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}
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result.push(service);
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callback(null, web3, result);
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},
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function checkWhisper(web3, result, callback) {
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self.logger.trace('checkWhisper');
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web3.version.getWhisper(function(err, res) {
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var service = 'whisper';
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result.push(err ? service.red : service.green);
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callback(null, result);
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});
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},
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function checkIPFS(result, callback) {
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self.logger.trace('checkIPFS');
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request('http://localhost:5001', function(error, response, body) {
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if (error) {
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result.push('IPFS'.red);
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} else {
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result.push('IPFS'.green);
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}
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callback(null, result);
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});
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},
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function checkDevServer(result, callback) {
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self.logger.trace('checkDevServer');
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var devServer = 'dev server (http://' + self.serverHost + ':' + self.serverPort + ')';
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devServer = (self.runWebserver) ? devServer.green : devServer.red;
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result.push(devServer);
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callback(null, result);
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}
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], function(err, result) {
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if (err) {
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self.logger.error(err.message);
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} else {
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self.logger.availableServices(result);
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}
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});
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};
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module.exports = ServicesMonitor;
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