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Code Issues Releases Wiki Activity

Added per-domain SMTP/SendGrid support.

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Ylian Saint-Hilaire 2021-02-10 11:28:21 -08:00
parent ddf78e325c
commit d96bf4b4f5
5 changed files with 127 additions and 73 deletions
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64
meshmail.js
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@ -17,32 +17,39 @@
// TODO: Add NTML support with "nodemailer-ntlm-auth" https://github.com/nodemailer/nodemailer-ntlm-auth
// Construct a MeshAgent object, called upon connection
module.exports.CreateMeshMail = function (parent) {
module.exports.CreateMeshMail = function (parent, domain) {
var obj = {};
obj.pendingMails = [];
obj.parent = parent;
obj.retry = 0;
obj.sendingMail = false;
obj.mailCookieEncryptionKey = null;
obj.verifyemail = false;
obj.domain = domain;
//obj.mailTemplates = {};
const constants = (obj.parent.crypto.constants ? obj.parent.crypto.constants : require('constants')); // require('constants') is deprecated in Node 11.10, use require('crypto').constants instead.
function EscapeHtml(x) { if (typeof x == "string") return x.replace(/&/g, '&amp;').replace(/>/g, '&gt;').replace(/</g, '&lt;').replace(/"/g, '&quot;').replace(/'/g, '&apos;'); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
//function EscapeHtmlBreaks(x) { if (typeof x == "string") return x.replace(/&/g, '&amp;').replace(/>/g, '&gt;').replace(/</g, '&lt;').replace(/"/g, '&quot;').replace(/'/g, '&apos;').replace(/\r/g, '<br />').replace(/\n/g, '').replace(/\t/g, '&nbsp;&nbsp;'); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
if (parent.config.sendgrid != null) {
// Setup where we read our configuration from
if (obj.domain == null) { obj.config = parent.config; } else { obj.config = domain; }
if (obj.config.sendgrid != null) {
// Setup SendGrid mail server
obj.sendGridServer = require('@sendgrid/mail');
obj.sendGridServer.setApiKey(parent.config.sendgrid.apikey);
} else if (parent.config.smtp != null) {
obj.sendGridServer.setApiKey(obj.config.sendgrid.apikey);
if (obj.config.sendgrid.verifyemail == true) { obj.verifyemail = true; }
} else if (obj.config.smtp != null) {
// Setup SMTP mail server
const nodemailer = require('nodemailer');
var options = { host: parent.config.smtp.host, secure: (parent.config.smtp.tls == true), tls: {} };
//var options = { host: parent.config.smtp.host, secure: (parent.config.smtp.tls == true), tls: { secureProtocol: 'SSLv23_method', ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE, rejectUnauthorized: false } };
if (parent.config.smtp.port != null) { options.port = parent.config.smtp.port; }
if (parent.config.smtp.tlscertcheck === false) { options.tls.rejectUnauthorized = false; }
if (parent.config.smtp.tlsstrict === true) { options.tls.secureProtocol = 'SSLv23_method'; options.tls.ciphers = 'RSA+AES:!aNULL:!MD5:!DSS'; options.tls.secureOptions = constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE; }
if ((parent.config.smtp.user != null) && (parent.config.smtp.pass != null)) { options.auth = { user: parent.config.smtp.user, pass: parent.config.smtp.pass }; }
var options = { host: obj.config.smtp.host, secure: (obj.config.smtp.tls == true), tls: {} };
//var options = { host: obj.config.smtp.host, secure: (obj.config.smtp.tls == true), tls: { secureProtocol: 'SSLv23_method', ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE, rejectUnauthorized: false } };
if (obj.config.smtp.port != null) { options.port = obj.config.smtp.port; }
if (obj.config.smtp.tlscertcheck === false) { options.tls.rejectUnauthorized = false; }
if (obj.config.smtp.tlsstrict === true) { options.tls.secureProtocol = 'SSLv23_method'; options.tls.ciphers = 'RSA+AES:!aNULL:!MD5:!DSS'; options.tls.secureOptions = constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE; }
if ((obj.config.smtp.user != null) && (obj.config.smtp.pass != null)) { options.auth = { user: obj.config.smtp.user, pass: obj.config.smtp.pass }; }
if (obj.config.smtp.verifyemail == true) { obj.verifyemail = true; }
obj.smtpServer = nodemailer.createTransport(options);
}
@ -149,10 +156,10 @@ module.exports.CreateMeshMail = function (parent) {
// Send a generic email
obj.sendMail = function (to, subject, text, html) {
if (parent.config.sendgrid != null) {
obj.pendingMails.push({ to: to, from: parent.config.sendgrid.from, subject: subject, text: text, html: html });
} else if (parent.config.smtp != null) {
obj.pendingMails.push({ to: to, from: parent.config.smtp.from, subject: subject, text: text, html: html });
if (obj.config.sendgrid != null) {
obj.pendingMails.push({ to: to, from: obj.config.sendgrid.from, subject: subject, text: text, html: html });
} else if (obj.config.smtp != null) {
obj.pendingMails.push({ to: to, from: obj.config.smtp.from, subject: subject, text: text, html: html });
}
sendNextMail();
};
@ -180,8 +187,8 @@ module.exports.CreateMeshMail = function (parent) {
// Get from field
var from = null;
if (parent.config.sendgrid && (typeof parent.config.sendgrid.from == 'string')) { from = parent.config.sendgrid.from; }
else if (parent.config.smtp && (typeof parent.config.smtp.from == 'string')) { from = parent.config.smtp.from; }
if (obj.config.sendgrid && (typeof obj.config.sendgrid.from == 'string')) { from = obj.config.sendgrid.from; }
else if (obj.config.smtp && (typeof obj.config.smtp.from == 'string')) { from = obj.config.smtp.from; }
// Send the email
obj.pendingMails.push({ to: email, from: from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
@ -213,8 +220,8 @@ module.exports.CreateMeshMail = function (parent) {
// Get from field
var from = null;
if (parent.config.sendgrid && (typeof parent.config.sendgrid.from == 'string')) { from = parent.config.sendgrid.from; }
else if (parent.config.smtp && (typeof parent.config.smtp.from == 'string')) { from = parent.config.smtp.from; }
if (obj.config.sendgrid && (typeof obj.config.sendgrid.from == 'string')) { from = obj.config.sendgrid.from; }
else if (obj.config.smtp && (typeof obj.config.smtp.from == 'string')) { from = obj.config.smtp.from; }
// Send the email
obj.pendingMails.push({ to: email, from: from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
@ -247,8 +254,8 @@ module.exports.CreateMeshMail = function (parent) {
// Get from field
var from = null;
if (parent.config.sendgrid && (typeof parent.config.sendgrid.from == 'string')) { from = parent.config.sendgrid.from; }
else if (parent.config.smtp && (typeof parent.config.smtp.from == 'string')) { from = parent.config.smtp.from; }
if (obj.config.sendgrid && (typeof obj.config.sendgrid.from == 'string')) { from = obj.config.sendgrid.from; }
else if (obj.config.smtp && (typeof obj.config.smtp.from == 'string')) { from = obj.config.smtp.from; }
// Send the email
obj.pendingMails.push({ to: email, from: from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
@ -281,8 +288,8 @@ module.exports.CreateMeshMail = function (parent) {
// Get from field
var from = null;
if (parent.config.sendgrid && (typeof parent.config.sendgrid.from == 'string')) { from = parent.config.sendgrid.from; }
else if (parent.config.smtp && (typeof parent.config.smtp.from == 'string')) { from = parent.config.smtp.from; }
if (obj.config.sendgrid && (typeof obj.config.sendgrid.from == 'string')) { from = obj.config.sendgrid.from; }
else if (obj.config.smtp && (typeof obj.config.smtp.from == 'string')) { from = obj.config.smtp.from; }
// Send the email
obj.pendingMails.push({ to: email, from: from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
@ -319,8 +326,8 @@ module.exports.CreateMeshMail = function (parent) {
// Get from field
var from = null;
if (parent.config.sendgrid && (typeof parent.config.sendgrid.from == 'string')) { from = parent.config.sendgrid.from; }
else if (parent.config.smtp && (typeof parent.config.smtp.from == 'string')) { from = parent.config.smtp.from; }
if (obj.config.sendgrid && (typeof obj.config.sendgrid.from == 'string')) { from = obj.config.sendgrid.from; }
else if (obj.config.smtp && (typeof obj.config.smtp.from == 'string')) { from = obj.config.smtp.from; }
// Send the email
obj.pendingMails.push({ to: email, from: from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
@ -399,13 +406,13 @@ module.exports.CreateMeshMail = function (parent) {
if (obj.smtpServer == null) return;
obj.smtpServer.verify(function (err, info) {
if (err == null) {
console.log('SMTP mail server ' + parent.config.smtp.host + ' working as expected.');
console.log('SMTP mail server ' + obj.config.smtp.host + ' working as expected.');
} else {
// Remove all non-object types from error to avoid a JSON stringify error.
var err2 = {};
for (var i in err) { if (typeof (err[i]) != 'object') { err2[i] = err[i]; } }
parent.debug('email', 'SMTP mail server ' + parent.config.smtp.host + ' failed: ' + JSON.stringify(err2));
console.log('SMTP mail server ' + parent.config.smtp.host + ' failed: ' + JSON.stringify(err2));
parent.debug('email', 'SMTP mail server ' + obj.config.smtp.host + ' failed: ' + JSON.stringify(err2));
console.log('SMTP mail server ' + obj.config.smtp.host + ' failed: ' + JSON.stringify(err2));
}
});
};
@ -430,8 +437,7 @@ module.exports.CreateMeshMail = function (parent) {
// Check the email domain DNS MX record.
obj.approvedEmailDomains = {};
obj.checkEmail = function (email, func) {
if ((parent.config.smtp) && (parent.config.smtp.verifyemail === false)) { func(true); return; }
if ((parent.config.sendgrid) && (parent.config.sendgrid.verifyemail === false)) { func(true); return; }
if (obj.verifyemail == false) { func(true); return; }
var emailSplit = email.split('@');
if (emailSplit.length != 2) { func(false); return; }
if (obj.approvedEmailDomains[emailSplit[1]] === true) { func(true); return; }