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node_modules: update (#322)
Co-authored-by: dawidd6 <9713907+dawidd6@users.noreply.github.com>
This commit is contained in:
Dawid Dziurla
+339
@@ -0,0 +1,339 @@
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import { EventEmitter } from 'node:events';
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import SMTPConnection from '../smtp-connection/index.js';
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import wellKnown from '../well-known/index.js';
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import * as shared from '../shared/index.js';
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import XOAuth2 from '../xoauth2/index.js';
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import * as errors from '../errors.js';
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import * as packageData from '../package-info.js';
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/**
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* Creates a SMTP transport object for Nodemailer
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*
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* @constructor
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* @param options Connection options
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*/
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class SMTPTransport extends EventEmitter {
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constructor(options) {
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super();
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options = options || {};
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if (typeof options === 'string') {
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options = {
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url: options
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};
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}
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let urlData;
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let service = options.service;
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if (typeof options.getSocket === 'function') {
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this.getSocket = options.getSocket;
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}
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if (options.url) {
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urlData = shared.parseConnectionUrl(options.url);
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service = service || urlData.service;
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}
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this.options = shared.assign(false, // create new object
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options, // regular options
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urlData, // url options
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(service && wellKnown(service)) // wellknown options
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);
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this.logger = shared.getLogger(this.options, {
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component: this.options.component || 'smtp-transport'
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});
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this.name = 'SMTP';
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this.version = packageData.version + '[client:' + packageData.version + ']';
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if (this.options.auth) {
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this.auth = this.getAuth({});
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}
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}
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/**
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* Placeholder function for creating proxy sockets. This method immediatelly returns
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* without a socket
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*
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* @param options Connection options
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* @param callback Callback function to run with the socket keys
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*/
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getSocket(options, callback) {
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// return immediatelly
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setImmediate(() => callback(null, false));
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}
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getAuth(authOpts) {
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if (!authOpts) {
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if (this.auth && this.auth.oauth2 && this.mailer) {
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// Transport-level auth is resolved in the constructor, before the Mail wrapper
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// assigns `this.mailer`, so a provision callback registered with
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// `transporter.set('oauth2_provision_cb', ...)` has to be re-checked here
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this.auth.oauth2.provisionCallback = this.mailer.get('oauth2_provision_cb') || this.auth.oauth2.provisionCallback;
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}
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return this.auth;
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}
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const authData = Object.assign({}, this.options.auth && typeof this.options.auth === 'object' ? this.options.auth : {}, typeof authOpts === 'object' ? authOpts : {});
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if (Object.keys(authData).length === 0) {
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return false;
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}
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switch ((authData.type || '').toString().toUpperCase()) {
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case 'OAUTH2': {
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if (!authData.service && !authData.user) {
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return false;
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}
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const oauth2 = new XOAuth2(authData, this.logger);
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oauth2.provisionCallback = (this.mailer && this.mailer.get('oauth2_provision_cb')) || oauth2.provisionCallback;
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oauth2.on('token', (token) => this.mailer.emit('token', token));
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oauth2.on('error', err => this.emit('error', err));
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return {
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type: 'OAUTH2',
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user: authData.user,
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oauth2,
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method: 'XOAUTH2'
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};
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}
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default:
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return {
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type: (authData.type || '').toString().toUpperCase() || 'LOGIN',
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user: authData.user,
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credentials: {
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user: authData.user || '',
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pass: authData.pass,
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options: authData.options
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},
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method: (authData.method || '').trim().toUpperCase() || this.options.authMethod || false
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};
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}
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}
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/**
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* Sends an e-mail using the selected settings
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*
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* @param mail Mail object
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* @param callback Callback function
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*/
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send(mail, callback) {
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this.getSocket(this.options, (err, socketOptions) => {
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if (err) {
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return callback(err);
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}
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let returned = false;
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let options = this.options;
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if (socketOptions && socketOptions.connection) {
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this.logger.info({
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tnx: 'proxy',
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remoteAddress: socketOptions.connection.remoteAddress,
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remotePort: socketOptions.connection.remotePort,
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destHost: options.host || '',
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destPort: options.port || '',
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action: 'connected'
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}, 'Using proxied socket from %s:%s to %s:%s', socketOptions.connection.remoteAddress, socketOptions.connection.remotePort, options.host || '', options.port || '');
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// only copy options if we need to modify it
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options = Object.assign(shared.assign(false, options), socketOptions);
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}
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const connection = new SMTPConnection(options);
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let perCallAuth;
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const cleanupPerCallAuth = () => {
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if (perCallAuth && perCallAuth !== this.auth && perCallAuth.oauth2) {
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perCallAuth.oauth2.removeAllListeners();
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}
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perCallAuth = null;
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};
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connection.once('error', err => {
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if (returned) {
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return;
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}
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returned = true;
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cleanupPerCallAuth();
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connection.close();
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return callback(err);
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});
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connection.once('end', () => {
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if (returned) {
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return;
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}
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const timer = setTimeout(() => {
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if (returned) {
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return;
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}
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returned = true;
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cleanupPerCallAuth();
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// still have not returned, this means we have an unexpected connection close
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const err = new Error('Unexpected socket close');
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if (connection && connection._socket && connection._socket.upgrading) {
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// starttls connection errors
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err.code = errors.ETLS;
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}
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callback(err);
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}, 1000);
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try {
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timer.unref();
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}
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catch (_E) {
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// Ignore. Happens on envs with non-node timer implementation
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}
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});
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const sendMessage = () => {
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const envelope = mail.message.getEnvelope();
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const messageId = mail.message.messageId();
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const recipients = [].concat(envelope.to || []);
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if (recipients.length > 3) {
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recipients.push('...and ' + recipients.splice(2).length + ' more');
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}
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if (mail.data.dsn) {
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envelope.dsn = mail.data.dsn;
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}
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// RFC 8689: Pass requireTLSExtensionEnabled to envelope for MAIL FROM parameter
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if (mail.data.requireTLSExtensionEnabled) {
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envelope.requireTLSExtensionEnabled = mail.data.requireTLSExtensionEnabled;
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}
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this.logger.info({
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tnx: 'send',
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messageId
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}, 'Sending message %s to <%s>', messageId, recipients.join(', '));
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connection.send(envelope, mail.message.createReadStream(), (err, info) => {
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returned = true;
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cleanupPerCallAuth();
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connection.close();
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if (err) {
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this.logger.error({
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err,
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tnx: 'send'
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}, 'Send error for %s: %s', messageId, err.message);
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return callback(err);
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}
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info.envelope = {
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from: envelope.from,
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to: envelope.to
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};
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info.messageId = messageId;
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try {
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return callback(null, info);
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}
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catch (E) {
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this.logger.error({
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err: E,
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tnx: 'callback'
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}, 'Callback error for %s: %s', messageId, E.message);
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}
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});
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};
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connection.connect(() => {
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if (returned) {
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return;
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}
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perCallAuth = this.getAuth(mail.data.auth);
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if (perCallAuth && (connection.allowsAuth || options.forceAuth)) {
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connection.login(perCallAuth, err => {
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cleanupPerCallAuth();
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if (returned) {
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return;
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}
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if (err) {
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returned = true;
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connection.close();
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return callback(err);
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}
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sendMessage();
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});
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}
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else {
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sendMessage();
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}
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});
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});
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}
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verify(callback) {
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let promise;
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if (!callback) {
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promise = new Promise((resolve, reject) => {
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callback = shared.callbackPromise(resolve, reject);
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});
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}
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this.getSocket(this.options, (err, socketOptions) => {
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if (err) {
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return callback(err);
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}
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let options = this.options;
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if (socketOptions && socketOptions.connection) {
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this.logger.info({
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tnx: 'proxy',
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remoteAddress: socketOptions.connection.remoteAddress,
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remotePort: socketOptions.connection.remotePort,
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destHost: options.host || '',
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destPort: options.port || '',
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action: 'connected'
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}, 'Using proxied socket from %s:%s to %s:%s', socketOptions.connection.remoteAddress, socketOptions.connection.remotePort, options.host || '', options.port || '');
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options = Object.assign(shared.assign(false, options), socketOptions);
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}
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const connection = new SMTPConnection(options);
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let returned = false;
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let perCallAuth;
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const cleanupPerCallAuth = () => {
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if (perCallAuth && perCallAuth !== this.auth && perCallAuth.oauth2) {
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perCallAuth.oauth2.removeAllListeners();
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}
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perCallAuth = null;
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};
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connection.once('error', err => {
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if (returned) {
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return;
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}
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returned = true;
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cleanupPerCallAuth();
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connection.close();
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return callback(err);
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});
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connection.once('end', () => {
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if (returned) {
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return;
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}
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returned = true;
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cleanupPerCallAuth();
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return callback(new Error('Connection closed'));
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});
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const finalize = () => {
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if (returned) {
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return;
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}
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returned = true;
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cleanupPerCallAuth();
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connection.quit();
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return callback(null, true);
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};
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connection.connect(() => {
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if (returned) {
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return;
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}
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perCallAuth = this.getAuth({});
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if (perCallAuth && (connection.allowsAuth || options.forceAuth)) {
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connection.login(perCallAuth, err => {
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cleanupPerCallAuth();
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if (returned) {
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return;
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}
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if (err) {
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returned = true;
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connection.close();
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return callback(err);
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}
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finalize();
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});
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}
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else if (!perCallAuth && connection.allowsAuth && options.forceAuth) {
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const err = new Error('Authentication info was not provided');
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err.code = errors.ENOAUTH;
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returned = true;
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cleanupPerCallAuth();
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connection.close();
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return callback(err);
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}
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else {
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finalize();
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}
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});
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});
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return promise;
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}
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/**
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* Releases resources
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*/
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close() {
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if (this.auth && this.auth.oauth2) {
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this.auth.oauth2.removeAllListeners();
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}
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this.emit('close');
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}
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}
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export default SMTPTransport;
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