mirror of
https://github.com/dawidd6/action-send-mail.git
synced 2026-09-17 09:06:48 +07:00
Dawid Dziurla
340 lines
13 KiB
JavaScript
340 lines
13 KiB
JavaScript
import { EventEmitter } from 'node:events';
|
|
import SMTPConnection from '../smtp-connection/index.js';
|
|
import wellKnown from '../well-known/index.js';
|
|
import * as shared from '../shared/index.js';
|
|
import XOAuth2 from '../xoauth2/index.js';
|
|
import * as errors from '../errors.js';
|
|
import * as packageData from '../package-info.js';
|
|
/**
|
|
* Creates a SMTP transport object for Nodemailer
|
|
*
|
|
* @constructor
|
|
* @param options Connection options
|
|
*/
|
|
class SMTPTransport extends EventEmitter {
|
|
constructor(options) {
|
|
super();
|
|
options = options || {};
|
|
if (typeof options === 'string') {
|
|
options = {
|
|
url: options
|
|
};
|
|
}
|
|
let urlData;
|
|
let service = options.service;
|
|
if (typeof options.getSocket === 'function') {
|
|
this.getSocket = options.getSocket;
|
|
}
|
|
if (options.url) {
|
|
urlData = shared.parseConnectionUrl(options.url);
|
|
service = service || urlData.service;
|
|
}
|
|
this.options = shared.assign(false, // create new object
|
|
options, // regular options
|
|
urlData, // url options
|
|
(service && wellKnown(service)) // wellknown options
|
|
);
|
|
this.logger = shared.getLogger(this.options, {
|
|
component: this.options.component || 'smtp-transport'
|
|
});
|
|
this.name = 'SMTP';
|
|
this.version = packageData.version + '[client:' + packageData.version + ']';
|
|
if (this.options.auth) {
|
|
this.auth = this.getAuth({});
|
|
}
|
|
}
|
|
/**
|
|
* Placeholder function for creating proxy sockets. This method immediatelly returns
|
|
* without a socket
|
|
*
|
|
* @param options Connection options
|
|
* @param callback Callback function to run with the socket keys
|
|
*/
|
|
getSocket(options, callback) {
|
|
// return immediatelly
|
|
setImmediate(() => callback(null, false));
|
|
}
|
|
getAuth(authOpts) {
|
|
if (!authOpts) {
|
|
if (this.auth && this.auth.oauth2 && this.mailer) {
|
|
// Transport-level auth is resolved in the constructor, before the Mail wrapper
|
|
// assigns `this.mailer`, so a provision callback registered with
|
|
// `transporter.set('oauth2_provision_cb', ...)` has to be re-checked here
|
|
this.auth.oauth2.provisionCallback = this.mailer.get('oauth2_provision_cb') || this.auth.oauth2.provisionCallback;
|
|
}
|
|
return this.auth;
|
|
}
|
|
const authData = Object.assign({}, this.options.auth && typeof this.options.auth === 'object' ? this.options.auth : {}, typeof authOpts === 'object' ? authOpts : {});
|
|
if (Object.keys(authData).length === 0) {
|
|
return false;
|
|
}
|
|
switch ((authData.type || '').toString().toUpperCase()) {
|
|
case 'OAUTH2': {
|
|
if (!authData.service && !authData.user) {
|
|
return false;
|
|
}
|
|
const oauth2 = new XOAuth2(authData, this.logger);
|
|
oauth2.provisionCallback = (this.mailer && this.mailer.get('oauth2_provision_cb')) || oauth2.provisionCallback;
|
|
oauth2.on('token', (token) => this.mailer.emit('token', token));
|
|
oauth2.on('error', err => this.emit('error', err));
|
|
return {
|
|
type: 'OAUTH2',
|
|
user: authData.user,
|
|
oauth2,
|
|
method: 'XOAUTH2'
|
|
};
|
|
}
|
|
default:
|
|
return {
|
|
type: (authData.type || '').toString().toUpperCase() || 'LOGIN',
|
|
user: authData.user,
|
|
credentials: {
|
|
user: authData.user || '',
|
|
pass: authData.pass,
|
|
options: authData.options
|
|
},
|
|
method: (authData.method || '').trim().toUpperCase() || this.options.authMethod || false
|
|
};
|
|
}
|
|
}
|
|
/**
|
|
* Sends an e-mail using the selected settings
|
|
*
|
|
* @param mail Mail object
|
|
* @param callback Callback function
|
|
*/
|
|
send(mail, callback) {
|
|
this.getSocket(this.options, (err, socketOptions) => {
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
let returned = false;
|
|
let options = this.options;
|
|
if (socketOptions && socketOptions.connection) {
|
|
this.logger.info({
|
|
tnx: 'proxy',
|
|
remoteAddress: socketOptions.connection.remoteAddress,
|
|
remotePort: socketOptions.connection.remotePort,
|
|
destHost: options.host || '',
|
|
destPort: options.port || '',
|
|
action: 'connected'
|
|
}, 'Using proxied socket from %s:%s to %s:%s', socketOptions.connection.remoteAddress, socketOptions.connection.remotePort, options.host || '', options.port || '');
|
|
// only copy options if we need to modify it
|
|
options = Object.assign(shared.assign(false, options), socketOptions);
|
|
}
|
|
const connection = new SMTPConnection(options);
|
|
let perCallAuth;
|
|
const cleanupPerCallAuth = () => {
|
|
if (perCallAuth && perCallAuth !== this.auth && perCallAuth.oauth2) {
|
|
perCallAuth.oauth2.removeAllListeners();
|
|
}
|
|
perCallAuth = null;
|
|
};
|
|
connection.once('error', err => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
connection.close();
|
|
return callback(err);
|
|
});
|
|
connection.once('end', () => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
const timer = setTimeout(() => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
// still have not returned, this means we have an unexpected connection close
|
|
const err = new Error('Unexpected socket close');
|
|
if (connection && connection._socket && connection._socket.upgrading) {
|
|
// starttls connection errors
|
|
err.code = errors.ETLS;
|
|
}
|
|
callback(err);
|
|
}, 1000);
|
|
try {
|
|
timer.unref();
|
|
}
|
|
catch (_E) {
|
|
// Ignore. Happens on envs with non-node timer implementation
|
|
}
|
|
});
|
|
const sendMessage = () => {
|
|
const envelope = mail.message.getEnvelope();
|
|
const messageId = mail.message.messageId();
|
|
const recipients = [].concat(envelope.to || []);
|
|
if (recipients.length > 3) {
|
|
recipients.push('...and ' + recipients.splice(2).length + ' more');
|
|
}
|
|
if (mail.data.dsn) {
|
|
envelope.dsn = mail.data.dsn;
|
|
}
|
|
// RFC 8689: Pass requireTLSExtensionEnabled to envelope for MAIL FROM parameter
|
|
if (mail.data.requireTLSExtensionEnabled) {
|
|
envelope.requireTLSExtensionEnabled = mail.data.requireTLSExtensionEnabled;
|
|
}
|
|
this.logger.info({
|
|
tnx: 'send',
|
|
messageId
|
|
}, 'Sending message %s to <%s>', messageId, recipients.join(', '));
|
|
connection.send(envelope, mail.message.createReadStream(), (err, info) => {
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
connection.close();
|
|
if (err) {
|
|
this.logger.error({
|
|
err,
|
|
tnx: 'send'
|
|
}, 'Send error for %s: %s', messageId, err.message);
|
|
return callback(err);
|
|
}
|
|
info.envelope = {
|
|
from: envelope.from,
|
|
to: envelope.to
|
|
};
|
|
info.messageId = messageId;
|
|
try {
|
|
return callback(null, info);
|
|
}
|
|
catch (E) {
|
|
this.logger.error({
|
|
err: E,
|
|
tnx: 'callback'
|
|
}, 'Callback error for %s: %s', messageId, E.message);
|
|
}
|
|
});
|
|
};
|
|
connection.connect(() => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
perCallAuth = this.getAuth(mail.data.auth);
|
|
if (perCallAuth && (connection.allowsAuth || options.forceAuth)) {
|
|
connection.login(perCallAuth, err => {
|
|
cleanupPerCallAuth();
|
|
if (returned) {
|
|
return;
|
|
}
|
|
if (err) {
|
|
returned = true;
|
|
connection.close();
|
|
return callback(err);
|
|
}
|
|
sendMessage();
|
|
});
|
|
}
|
|
else {
|
|
sendMessage();
|
|
}
|
|
});
|
|
});
|
|
}
|
|
verify(callback) {
|
|
let promise;
|
|
if (!callback) {
|
|
promise = new Promise((resolve, reject) => {
|
|
callback = shared.callbackPromise(resolve, reject);
|
|
});
|
|
}
|
|
this.getSocket(this.options, (err, socketOptions) => {
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
let options = this.options;
|
|
if (socketOptions && socketOptions.connection) {
|
|
this.logger.info({
|
|
tnx: 'proxy',
|
|
remoteAddress: socketOptions.connection.remoteAddress,
|
|
remotePort: socketOptions.connection.remotePort,
|
|
destHost: options.host || '',
|
|
destPort: options.port || '',
|
|
action: 'connected'
|
|
}, 'Using proxied socket from %s:%s to %s:%s', socketOptions.connection.remoteAddress, socketOptions.connection.remotePort, options.host || '', options.port || '');
|
|
options = Object.assign(shared.assign(false, options), socketOptions);
|
|
}
|
|
const connection = new SMTPConnection(options);
|
|
let returned = false;
|
|
let perCallAuth;
|
|
const cleanupPerCallAuth = () => {
|
|
if (perCallAuth && perCallAuth !== this.auth && perCallAuth.oauth2) {
|
|
perCallAuth.oauth2.removeAllListeners();
|
|
}
|
|
perCallAuth = null;
|
|
};
|
|
connection.once('error', err => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
connection.close();
|
|
return callback(err);
|
|
});
|
|
connection.once('end', () => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
return callback(new Error('Connection closed'));
|
|
});
|
|
const finalize = () => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
connection.quit();
|
|
return callback(null, true);
|
|
};
|
|
connection.connect(() => {
|
|
if (returned) {
|
|
return;
|
|
}
|
|
perCallAuth = this.getAuth({});
|
|
if (perCallAuth && (connection.allowsAuth || options.forceAuth)) {
|
|
connection.login(perCallAuth, err => {
|
|
cleanupPerCallAuth();
|
|
if (returned) {
|
|
return;
|
|
}
|
|
if (err) {
|
|
returned = true;
|
|
connection.close();
|
|
return callback(err);
|
|
}
|
|
finalize();
|
|
});
|
|
}
|
|
else if (!perCallAuth && connection.allowsAuth && options.forceAuth) {
|
|
const err = new Error('Authentication info was not provided');
|
|
err.code = errors.ENOAUTH;
|
|
returned = true;
|
|
cleanupPerCallAuth();
|
|
connection.close();
|
|
return callback(err);
|
|
}
|
|
else {
|
|
finalize();
|
|
}
|
|
});
|
|
});
|
|
return promise;
|
|
}
|
|
/**
|
|
* Releases resources
|
|
*/
|
|
close() {
|
|
if (this.auth && this.auth.oauth2) {
|
|
this.auth.oauth2.removeAllListeners();
|
|
}
|
|
this.emit('close');
|
|
}
|
|
}
|
|
export default SMTPTransport;
|