298 lines
8.6 KiB
TypeScript
298 lines
8.6 KiB
TypeScript
import { tap, expect } from '@git.zone/tstest/tapbundle';
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import * as plugins from '../plugins.js';
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import * as net from 'net';
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import { startTestServer, stopTestServer, TEST_PORT, sendEmailWithRawSocket } from '../server.loader.js';
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import type { SmtpServer } from '../../../ts/mail/delivery/smtpserver/index.js';
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let testServer: SmtpServer;
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tap.test('setup - start test server', async () => {
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testServer = await startTestServer();
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await plugins.smartdelay.delayFor(1000);
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});
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tap.test('SPF Checking - Authorized IP from local domain', async (tools) => {
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const done = tools.defer();
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const socket = net.createConnection({
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host: 'localhost',
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port: TEST_PORT,
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timeout: 30000
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});
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let dataBuffer = '';
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let step = 'greeting';
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socket.on('data', (data) => {
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dataBuffer += data.toString();
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console.log('Server response:', data.toString());
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if (step === 'greeting' && dataBuffer.includes('220 ')) {
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step = 'ehlo';
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socket.write('EHLO localhost\r\n');
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dataBuffer = '';
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} else if (step === 'ehlo' && dataBuffer.includes('250')) {
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step = 'mail';
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// Use local hostname - should pass SPF
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socket.write('MAIL FROM:<test@localhost>\r\n');
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dataBuffer = '';
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} else if (step === 'mail') {
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if (dataBuffer.includes('250')) {
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console.log('Local domain sender accepted (SPF pass or neutral)');
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step = 'rcpt';
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socket.write('RCPT TO:<recipient@example.com>\r\n');
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dataBuffer = '';
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} else if (dataBuffer.includes('550') || dataBuffer.includes('553')) {
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console.log('Local domain sender rejected (SPF fail)');
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expect(true).toBeTrue(); // Either result shows SPF processing
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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} else if (step === 'rcpt' && dataBuffer.includes('250')) {
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console.log('Email accepted - SPF likely passed or neutral');
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expect(true).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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});
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socket.on('error', (err) => {
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console.error('Socket error:', err);
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done.reject(err);
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});
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await done.promise;
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});
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tap.test('SPF Checking - External domain sender', async (tools) => {
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const done = tools.defer();
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const socket = net.createConnection({
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host: 'localhost',
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port: TEST_PORT,
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timeout: 30000
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});
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let dataBuffer = '';
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let step = 'greeting';
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socket.on('data', (data) => {
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dataBuffer += data.toString();
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console.log('Server response:', data.toString());
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if (step === 'greeting' && dataBuffer.includes('220 ')) {
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step = 'ehlo';
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socket.write('EHLO testclient\r\n');
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dataBuffer = '';
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} else if (step === 'ehlo' && dataBuffer.includes('250')) {
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step = 'mail';
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// Use well-known external domain
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socket.write('MAIL FROM:<test@google.com>\r\n');
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dataBuffer = '';
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} else if (step === 'mail') {
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if (dataBuffer.includes('250')) {
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console.log('External domain sender accepted');
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step = 'rcpt';
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socket.write('RCPT TO:<recipient@example.com>\r\n');
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dataBuffer = '';
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} else if (dataBuffer.includes('550') || dataBuffer.includes('553')) {
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console.log('External domain sender rejected (SPF fail)');
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expect(true).toBeTrue(); // Shows SPF is working
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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} else if (step === 'rcpt') {
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const accepted = dataBuffer.includes('250');
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const rejected = dataBuffer.includes('550') || dataBuffer.includes('553');
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console.log(`External domain: accepted=${accepted}, rejected=${rejected}`);
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expect(accepted || rejected).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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});
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socket.on('error', (err) => {
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console.error('Socket error:', err);
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done.reject(err);
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});
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await done.promise;
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});
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tap.test('SPF Checking - Known SPF fail domain', async (tools) => {
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const done = tools.defer();
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const socket = net.createConnection({
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host: 'localhost',
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port: TEST_PORT,
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timeout: 30000
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});
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let dataBuffer = '';
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let step = 'greeting';
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socket.on('data', (data) => {
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dataBuffer += data.toString();
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console.log('Server response:', data.toString());
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if (step === 'greeting' && dataBuffer.includes('220 ')) {
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step = 'ehlo';
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socket.write('EHLO testclient\r\n');
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dataBuffer = '';
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} else if (step === 'ehlo' && dataBuffer.includes('250')) {
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step = 'mail';
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// Use domain that should fail SPF
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socket.write('MAIL FROM:<test@spf-fail-test.example>\r\n');
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dataBuffer = '';
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} else if (step === 'mail') {
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if (dataBuffer.includes('250')) {
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console.log('SPF fail domain accepted (server may not enforce SPF)');
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step = 'rcpt';
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socket.write('RCPT TO:<recipient@example.com>\r\n');
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dataBuffer = '';
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} else if (dataBuffer.includes('550') || dataBuffer.includes('553')) {
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console.log('SPF fail domain properly rejected');
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expect(true).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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} else if (step === 'rcpt') {
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// Either accepted or rejected is valid
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const response = dataBuffer.includes('250') || dataBuffer.includes('550') || dataBuffer.includes('553');
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expect(response).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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});
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socket.on('error', (err) => {
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console.error('Socket error:', err);
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done.reject(err);
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});
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await done.promise;
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});
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tap.test('SPF Checking - IPv4 literal in HELO', async (tools) => {
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const done = tools.defer();
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const socket = net.createConnection({
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host: 'localhost',
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port: TEST_PORT,
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timeout: 30000
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});
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let dataBuffer = '';
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let step = 'greeting';
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socket.on('data', (data) => {
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dataBuffer += data.toString();
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console.log('Server response:', data.toString());
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if (step === 'greeting' && dataBuffer.includes('220 ')) {
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step = 'ehlo';
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// Use IP literal in EHLO
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socket.write('EHLO [127.0.0.1]\r\n');
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dataBuffer = '';
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} else if (step === 'ehlo' && dataBuffer.includes('250')) {
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step = 'mail';
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socket.write('MAIL FROM:<test@[127.0.0.1]>\r\n');
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dataBuffer = '';
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} else if (step === 'mail') {
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// Server should handle IP literals appropriately
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const accepted = dataBuffer.includes('250');
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const rejected = dataBuffer.includes('550') || dataBuffer.includes('553');
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console.log(`IP literal sender: accepted=${accepted}, rejected=${rejected}`);
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expect(accepted || rejected).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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});
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socket.on('error', (err) => {
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console.error('Socket error:', err);
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done.reject(err);
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});
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await done.promise;
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});
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tap.test('SPF Checking - Subdomain sender', async (tools) => {
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const done = tools.defer();
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const socket = net.createConnection({
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host: 'localhost',
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port: TEST_PORT,
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timeout: 30000
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});
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let dataBuffer = '';
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let step = 'greeting';
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socket.on('data', (data) => {
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dataBuffer += data.toString();
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console.log('Server response:', data.toString());
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if (step === 'greeting' && dataBuffer.includes('220 ')) {
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step = 'ehlo';
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socket.write('EHLO subdomain.localhost\r\n');
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dataBuffer = '';
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} else if (step === 'ehlo' && dataBuffer.includes('250')) {
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step = 'mail';
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// Test subdomain SPF handling
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socket.write('MAIL FROM:<test@subdomain.localhost>\r\n');
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dataBuffer = '';
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} else if (step === 'mail') {
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if (dataBuffer.includes('250')) {
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console.log('Subdomain sender accepted');
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step = 'rcpt';
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socket.write('RCPT TO:<recipient@example.com>\r\n');
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dataBuffer = '';
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} else if (dataBuffer.includes('550') || dataBuffer.includes('553')) {
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console.log('Subdomain sender rejected');
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expect(true).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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} else if (step === 'rcpt') {
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const accepted = dataBuffer.includes('250');
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console.log(`Subdomain SPF test: ${accepted ? 'passed' : 'failed'}`);
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expect(true).toBeTrue();
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socket.write('QUIT\r\n');
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socket.end();
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done.resolve();
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}
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});
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socket.on('error', (err) => {
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console.error('Socket error:', err);
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done.reject(err);
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});
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await done.promise;
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});
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tap.test('cleanup - stop test server', async () => {
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await stopTestServer(testServer);
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});
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tap.start(); |