app.portBindings and newManifest.tcpPorts may be null
This commit is contained in:
Girish Ramakrishnan
279
src/mailer.js
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279
src/mailer.js
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/* jslint node: true */
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'use strict';
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exports = module.exports = {
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initialize: initialize,
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uninitialize: uninitialize,
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userAdded: userAdded,
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userRemoved: userRemoved,
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adminChanged: adminChanged,
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passwordReset: passwordReset,
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boxUpdateAvailable: boxUpdateAvailable,
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appUpdateAvailable: appUpdateAvailable,
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sendCrashNotification: sendCrashNotification,
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appDied: appDied
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};
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var assert = require('assert'),
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async = require('async'),
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config = require('./config.js'),
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debug = require('debug')('box:mailer'),
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digitalocean = require('./digitalocean.js'),
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docker = require('./docker.js'),
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ejs = require('ejs'),
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nodemailer = require('nodemailer'),
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path = require('path'),
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safe = require('safetydance'),
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smtpTransport = require('nodemailer-smtp-transport'),
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sysinfo = require('./sysinfo.js'),
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userdb = require('./userdb.js'),
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util = require('util'),
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_ = require('underscore');
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var MAIL_TEMPLATES_DIR = path.join(__dirname, 'mail_templates');
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var gMailQueue = [ ],
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gDnsReady = false,
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gCheckDnsTimerId = null;
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function initialize(callback) {
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assert.strictEqual(typeof callback, 'function');
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checkDns();
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callback(null);
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}
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function uninitialize(callback) {
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assert.strictEqual(typeof callback, 'function');
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// TODO: interrupt processQueue as well
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clearTimeout(gCheckDnsTimerId);
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gCheckDnsTimerId = null;
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debug(gMailQueue.length + ' mail items dropped');
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gMailQueue = [ ];
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callback(null);
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}
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function checkDns() {
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digitalocean.checkPtrRecord(sysinfo.getIp(), config.fqdn(), function (error, ok) {
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if (error || !ok) {
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debug('PTR record not setup yet');
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gCheckDnsTimerId = setTimeout(checkDns, 10000);
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return;
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}
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gDnsReady = true;
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processQueue();
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});
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}
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function processQueue() {
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docker.getContainer('mail').inspect(function (error, data) {
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if (error) return console.error(error);
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var mailServerIp = safe.query(data, 'NetworkSettings.IPAddress');
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if (!mailServerIp) return debug('Error querying mail server IP');
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var transport = nodemailer.createTransport(smtpTransport({
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host: mailServerIp,
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port: 25
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}));
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var mailQueueCopy = gMailQueue;
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gMailQueue = [ ];
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debug('Processing mail queue of size %d', mailQueueCopy.length);
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async.mapSeries(mailQueueCopy, function iterator(mailOptions, callback) {
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transport.sendMail(mailOptions, function (error) {
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if (error) return console.error(error); // TODO: requeue?
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debug('Email sent to ' + mailOptions.to);
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});
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callback(null);
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}, function done() {
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debug('Done processing mail queue');
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});
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});
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}
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function enqueue(mailOptions) {
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assert.strictEqual(typeof mailOptions, 'object');
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debug('Queued mail for ' + mailOptions.from + ' to ' + mailOptions.to);
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gMailQueue.push(mailOptions);
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if (gDnsReady) processQueue();
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}
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function render(templateFile, params) {
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assert.strictEqual(typeof templateFile, 'string');
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assert.strictEqual(typeof params, 'object');
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return ejs.render(safe.fs.readFileSync(path.join(MAIL_TEMPLATES_DIR, templateFile), 'utf8'), params);
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}
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function getAdminEmails(callback) {
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userdb.getAllAdmins(function (error, admins) {
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if (error) return callback(error);
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var adminEmails = [ ];
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admins.forEach(function (admin) { adminEmails.push(admin.email); });
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callback(null, adminEmails);
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});
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}
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function mailUserEventToAdmins(user, event) {
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assert.strictEqual(typeof user, 'object');
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assert.strictEqual(typeof event, 'string');
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getAdminEmails(function (error, adminEmails) {
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if (error) return console.log('Error getting admins', error);
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adminEmails = _.difference(adminEmails, [ user.email ]);
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var mailOptions = {
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from: config.get('adminEmail'),
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to: adminEmails.join(', '),
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subject: util.format('%s %s in Cloudron %s', user.username, event, config.fqdn()),
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text: render('user_event.ejs', { fqdn: config.fqdn(), username: user.username, email: user.email, event: event, format: 'text' }),
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};
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enqueue(mailOptions);
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});
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}
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function userAdded(user, invitor) {
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assert.strictEqual(typeof user, 'object');
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assert(typeof invitor === 'object');
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debug('Sending mail for userAdded');
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var templateData = {
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user: user,
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webadminUrl: config.adminOrigin(),
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setupLink: config.adminOrigin() + '/api/v1/session/password/setup.html?reset_token=' + user.resetToken,
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format: 'text',
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fqdn: config.fqdn(),
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invitor: invitor
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};
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var mailOptions = {
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from: config.get('adminEmail'),
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to: user.email,
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subject: util.format('Welcome to Cloudron %s', config.fqdn()),
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text: render('welcome_user.ejs', templateData)
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};
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enqueue(mailOptions);
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mailUserEventToAdmins(user, 'was added');
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}
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function userRemoved(username) {
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assert.strictEqual(typeof username, 'string');
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debug('Sending mail for userRemoved');
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mailUserEventToAdmins({ username: username }, 'was removed');
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}
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function adminChanged(user) {
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assert.strictEqual(typeof user, 'object');
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debug('Sending mail for adminChanged');
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mailUserEventToAdmins(user, user.admin ? 'is now an admin' : 'is no more an admin');
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}
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function passwordReset(user) {
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assert.strictEqual(typeof user, 'object');
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debug('Sending mail for password reset for user %s.', user.username);
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var resetLink = config.adminOrigin() + '/api/v1/session/password/reset.html?reset_token=' + user.resetToken;
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var mailOptions = {
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from: config.get('adminEmail'),
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to: user.email,
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subject: 'Password Reset Request',
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text: render('password_reset.ejs', { fqdn: config.fqdn(), username: user.username, resetLink: resetLink, format: 'text' })
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};
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enqueue(mailOptions);
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}
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function appDied(app) {
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assert.strictEqual(typeof app, 'object');
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debug('Sending mail for app %s @ %s died', app.id, app.location);
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getAdminEmails(function (error, adminEmails) {
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if (error) return console.log('Error getting admins', error);
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var mailOptions = {
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from: config.get('adminEmail'),
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to: adminEmails.join(', '),
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subject: util.format('App %s is down', app.location),
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text: render('app_down.ejs', { fqdn: config.fqdn(), title: app.manifest.title, appFqdn: config.appFqdn(app.location), format: 'text' })
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};
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enqueue(mailOptions);
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});
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}
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function boxUpdateAvailable(newBoxVersion, changelog) {
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assert.strictEqual(typeof newBoxVersion, 'string');
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assert(util.isArray(changelog));
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getAdminEmails(function (error, adminEmails) {
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if (error) return console.log('Error getting admins', error);
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var mailOptions = {
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from: config.get('adminEmail'),
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to: adminEmails.join(', '),
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subject: util.format('%s has a new update available', config.fqdn()),
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text: render('box_update_available.ejs', { fqdn: config.fqdn(), webadminUrl: config.adminOrigin(), newBoxVersion: newBoxVersion, changelog: changelog, format: 'text' })
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};
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enqueue(mailOptions);
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});
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}
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function appUpdateAvailable(app, updateInfo) {
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assert.strictEqual(typeof app, 'object');
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assert.strictEqual(typeof updateInfo, 'object');
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getAdminEmails(function (error, adminEmails) {
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if (error) return console.log('Error getting admins', error);
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var mailOptions = {
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from: config.get('adminEmail'),
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to: adminEmails.join(', '),
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subject: util.format('%s has a new update available', app.fqdn),
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text: render('app_update_available.ejs', { fqdn: config.fqdn(), webadminUrl: config.adminOrigin(), app: app, format: 'text' })
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};
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enqueue(mailOptions);
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});
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}
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function sendCrashNotification(program, context) {
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assert.strictEqual(typeof program, 'string');
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assert.strictEqual(typeof context, 'string');
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var mailOptions = {
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from: config.get('adminEmail'),
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to: 'admin@cloudron.io',
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subject: util.format('[%s] %s exited unexpectedly', config.fqdn(), program),
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text: render('crash_notification.ejs', { fqdn: config.fqdn(), program: program, context: context, format: 'text' })
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};
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enqueue(mailOptions);
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}
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