58 lines
1.8 KiB
JavaScript
58 lines
1.8 KiB
JavaScript
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var Web3 = require('web3');
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var async = require('async');
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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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};
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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 checkEthereum(web3, result, callback) {
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self.logger.trace('checkEthereum');
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var service = 'geth (Ethereum)';
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service = (web3.isConnected()) ? service.green : service.red;
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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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result.push('IPFS'.green);
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callback(null, result);
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},
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function checkDevServer(result, callback) {
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self.logger.trace('checkDevServer');
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result.push('dev server (http://localhost:8000)'.green);
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callback(null, result);
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}
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], function(err, result) {
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self.logger.availableServices(result);
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});
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};
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module.exports = ServicesMonitor;
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