82 lines
2.0 KiB
JavaScript
82 lines
2.0 KiB
JavaScript
require('dotenv').load();
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var pm2 = require('pm2');
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var nodemailer = require('nodemailer');
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var moment = require('moment-timezone');
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var _ = require('lodash');
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var instances = process.env.INSTANCES || 1;
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var serverName = process.env.SERVER_NAME || 'server';
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var maxMemory = process.env.MAX_MEMORY || '390M';
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var transportOptions = {
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type: 'smtp',
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service: 'Mandrill',
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auth: {
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user: process.env.MANDRILL_USER || false,
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pass: process.env.MANDRILL_PASSWORD
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}
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};
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var mailReceiver = process.env.MAIL_RECEIVER || false;
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pm2.connect(function() {
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pm2.start({
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name: serverName,
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script: 'server/production-start.js',
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'exec_mode': 'cluster',
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instances: instances,
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'max_memory_restart': maxMemory,
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'NODE_ENV': 'production'
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}, function() {
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console.log(
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'pm2 started %s with %s instances at %s max memory',
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serverName,
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instances,
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maxMemory
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);
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pm2.disconnect();
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});
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});
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if (transportOptions.auth.user && mailReceiver) {
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console.log('setting up mailer');
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var transporter = nodemailer.createTransport(transportOptions);
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var compiled = _.template(
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'An error has occurred on server ' +
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'<% name %>\n' +
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'Stack Trace:\n\n\n<%= stack %>\n\n\n' +
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'Context:\n\n<%= text %>'
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);
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pm2.launchBus(function(err, bus) {
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if (err) {
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return console.error(err);
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}
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console.log('event bus connected');
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bus.on('process:exception', function(data) {
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var text;
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var stack;
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var name;
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try {
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data.date = moment(data.at || new Date())
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.tz('America/Los_Angeles')
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.format('MMMM Do YYYY, h:mm:ss a z');
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text = JSON.stringify(data, null, 2);
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stack = data.data.stack;
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name = data.process.name;
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} catch (e) {
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return e;
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}
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transporter.sendMail({
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to: mailReceiver,
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from: 'team@freecodecamp.com',
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subject: 'Server exception',
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text: compiled({ name: name, text: text, stack: stack })
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});
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});
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});
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}
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