330 lines
9.2 KiB
TypeScript
330 lines
9.2 KiB
TypeScript
import { tap, expect } from '@git.zone/tstest/tapbundle';
|
|
import * as plugins from '../../../ts/plugins.js';
|
|
import * as net from 'net';
|
|
import { startTestServer, stopTestServer } from '../../helpers/server.loader.js'
|
|
import type { ITestServer } from '../../helpers/server.loader.js';
|
|
|
|
const TEST_PORT = 2525;
|
|
let testServer: ITestServer;
|
|
|
|
// Helper function to wait for SMTP response
|
|
const waitForResponse = (socket: net.Socket, expectedCode?: string, timeout = 5000): Promise<string> => {
|
|
return new Promise((resolve, reject) => {
|
|
let buffer = '';
|
|
const timer = setTimeout(() => {
|
|
socket.removeListener('data', handler);
|
|
reject(new Error(`Timeout waiting for ${expectedCode || 'any'} response`));
|
|
}, timeout);
|
|
|
|
const handler = (data: Buffer) => {
|
|
buffer += data.toString();
|
|
const lines = buffer.split('\r\n');
|
|
|
|
// Check if we have a complete response
|
|
for (const line of lines) {
|
|
if (expectedCode) {
|
|
if (line.startsWith(expectedCode + ' ')) {
|
|
clearTimeout(timer);
|
|
socket.removeListener('data', handler);
|
|
resolve(buffer);
|
|
return;
|
|
}
|
|
} else {
|
|
// Any complete response line
|
|
if (line.match(/^\d{3} /)) {
|
|
clearTimeout(timer);
|
|
socket.removeListener('data', handler);
|
|
resolve(buffer);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
socket.on('data', handler);
|
|
});
|
|
};
|
|
|
|
tap.test('setup - start test server', async (toolsArg) => {
|
|
testServer = await startTestServer({ port: TEST_PORT });
|
|
await toolsArg.delayFor(1000);
|
|
});
|
|
|
|
tap.test('RFC 7208 SPF - Server handles SPF checks', async (tools) => {
|
|
const done = tools.defer();
|
|
|
|
const socket = net.createConnection({
|
|
host: 'localhost',
|
|
port: TEST_PORT,
|
|
timeout: 30000
|
|
});
|
|
|
|
socket.on('error', (err) => {
|
|
console.error('Socket error:', err);
|
|
done.reject(err);
|
|
});
|
|
|
|
socket.on('connect', async () => {
|
|
try {
|
|
const spfResults: any[] = [];
|
|
|
|
// Test domains simulating different SPF scenarios
|
|
const spfTestDomains = [
|
|
'spf-pass.example.com', // Should have valid SPF record allowing sender
|
|
'spf-fail.example.com', // Should have SPF record that fails
|
|
'spf-neutral.example.com', // Should have neutral SPF record
|
|
'no-spf.example.com' // Should have no SPF record
|
|
];
|
|
|
|
// Wait for greeting
|
|
await waitForResponse(socket, '220');
|
|
|
|
// Send EHLO
|
|
socket.write('EHLO testclient\r\n');
|
|
const ehloResponse = await waitForResponse(socket, '250');
|
|
|
|
// Check if server advertises SPF support
|
|
const advertisesSpf = ehloResponse.toLowerCase().includes('spf');
|
|
console.log('Server advertises SPF:', advertisesSpf);
|
|
|
|
// Test each domain
|
|
for (let i = 0; i < spfTestDomains.length; i++) {
|
|
const domain = spfTestDomains[i];
|
|
const testEmail = `spf-test@${domain}`;
|
|
|
|
spfResults[i] = {
|
|
domain: domain,
|
|
email: testEmail,
|
|
mailFromAccepted: false,
|
|
rcptAccepted: false,
|
|
spfFailed: false
|
|
};
|
|
|
|
console.log(`Testing SPF for domain: ${domain}`);
|
|
socket.write(`MAIL FROM:<${testEmail}>\r\n`);
|
|
const mailResponse = await waitForResponse(socket);
|
|
|
|
spfResults[i].mailFromResponse = mailResponse.trim();
|
|
|
|
if (mailResponse.includes('250')) {
|
|
// MAIL FROM accepted
|
|
spfResults[i].mailFromAccepted = true;
|
|
|
|
socket.write(`RCPT TO:<recipient@example.com>\r\n`);
|
|
const rcptResponse = await waitForResponse(socket);
|
|
|
|
if (rcptResponse.includes('250')) {
|
|
spfResults[i].rcptAccepted = true;
|
|
}
|
|
} else if (mailResponse.includes('550') || mailResponse.includes('553')) {
|
|
// SPF failure (expected for some domains)
|
|
spfResults[i].spfFailed = true;
|
|
}
|
|
|
|
// Reset for next test
|
|
socket.write('RSET\r\n');
|
|
await waitForResponse(socket, '250');
|
|
}
|
|
|
|
// All tests complete
|
|
console.log('SPF test results:', spfResults);
|
|
|
|
// Check that server handled all domains
|
|
const allDomainsHandled = spfResults.every(result =>
|
|
result.mailFromResponse !== undefined && result.mailFromResponse !== 'pending'
|
|
);
|
|
|
|
expect(allDomainsHandled).toEqual(true);
|
|
|
|
// Send QUIT
|
|
socket.write('QUIT\r\n');
|
|
await waitForResponse(socket, '221');
|
|
|
|
socket.end();
|
|
done.resolve();
|
|
} catch (err) {
|
|
console.error('Test error:', err);
|
|
socket.end();
|
|
done.reject(err);
|
|
}
|
|
});
|
|
|
|
await done.promise;
|
|
});
|
|
|
|
tap.test('RFC 7208 SPF - SPF record syntax handling', async (tools) => {
|
|
const done = tools.defer();
|
|
|
|
const socket = net.createConnection({
|
|
host: 'localhost',
|
|
port: TEST_PORT,
|
|
timeout: 30000
|
|
});
|
|
|
|
socket.on('error', (err) => {
|
|
console.error('Socket error:', err);
|
|
done.reject(err);
|
|
});
|
|
|
|
socket.on('connect', async () => {
|
|
try {
|
|
// Wait for greeting
|
|
await waitForResponse(socket, '220');
|
|
|
|
// Send EHLO
|
|
socket.write('EHLO testclient\r\n');
|
|
await waitForResponse(socket, '250');
|
|
|
|
// Test with domain that might have complex SPF record
|
|
socket.write('MAIL FROM:<test@gmail.com>\r\n');
|
|
const mailResponse = await waitForResponse(socket);
|
|
|
|
// Server should handle this appropriately (accept or reject based on SPF)
|
|
const handled = mailResponse.includes('250') ||
|
|
mailResponse.includes('550') ||
|
|
mailResponse.includes('553');
|
|
|
|
expect(handled).toEqual(true);
|
|
console.log('SPF handling response:', mailResponse.trim());
|
|
|
|
// Send QUIT
|
|
socket.write('QUIT\r\n');
|
|
await waitForResponse(socket, '221');
|
|
|
|
socket.end();
|
|
done.resolve();
|
|
} catch (err) {
|
|
console.error('Test error:', err);
|
|
socket.end();
|
|
done.reject(err);
|
|
}
|
|
});
|
|
|
|
await done.promise;
|
|
});
|
|
|
|
tap.test('RFC 7208 SPF - Received-SPF header', async (tools) => {
|
|
const done = tools.defer();
|
|
|
|
const socket = net.createConnection({
|
|
host: 'localhost',
|
|
port: TEST_PORT,
|
|
timeout: 30000
|
|
});
|
|
|
|
socket.on('error', (err) => {
|
|
console.error('Socket error:', err);
|
|
done.reject(err);
|
|
});
|
|
|
|
socket.on('connect', async () => {
|
|
try {
|
|
// Wait for greeting
|
|
await waitForResponse(socket, '220');
|
|
|
|
// Send EHLO
|
|
socket.write('EHLO testclient\r\n');
|
|
await waitForResponse(socket, '250');
|
|
|
|
// Send MAIL FROM
|
|
socket.write('MAIL FROM:<sender@example.com>\r\n');
|
|
await waitForResponse(socket, '250');
|
|
|
|
// Send RCPT TO
|
|
socket.write('RCPT TO:<recipient@example.com>\r\n');
|
|
await waitForResponse(socket, '250');
|
|
|
|
// Send DATA
|
|
socket.write('DATA\r\n');
|
|
await waitForResponse(socket, '354');
|
|
|
|
// Send email to check if server adds Received-SPF header
|
|
const email = [
|
|
`Date: ${new Date().toUTCString()}`,
|
|
`From: sender@example.com`,
|
|
`To: recipient@example.com`,
|
|
`Subject: SPF Header Test`,
|
|
`Message-ID: <${Date.now()}@example.com>`,
|
|
'',
|
|
'Testing if server adds Received-SPF header.',
|
|
'.',
|
|
''
|
|
].join('\r\n');
|
|
|
|
socket.write(email);
|
|
await waitForResponse(socket, '250');
|
|
|
|
console.log('Email accepted - server should process SPF');
|
|
|
|
// Send QUIT
|
|
socket.write('QUIT\r\n');
|
|
await waitForResponse(socket, '221');
|
|
|
|
socket.end();
|
|
done.resolve();
|
|
} catch (err) {
|
|
console.error('Test error:', err);
|
|
socket.end();
|
|
done.reject(err);
|
|
}
|
|
});
|
|
|
|
await done.promise;
|
|
});
|
|
|
|
tap.test('RFC 7208 SPF - IPv4 and IPv6 mechanism support', async (tools) => {
|
|
const done = tools.defer();
|
|
|
|
const socket = net.createConnection({
|
|
host: 'localhost',
|
|
port: TEST_PORT,
|
|
timeout: 30000
|
|
});
|
|
|
|
socket.on('error', (err) => {
|
|
console.error('Socket error:', err);
|
|
done.reject(err);
|
|
});
|
|
|
|
socket.on('connect', async () => {
|
|
try {
|
|
// Wait for greeting
|
|
await waitForResponse(socket, '220');
|
|
|
|
// Test with IPv6 address representation
|
|
socket.write('EHLO [::1]\r\n');
|
|
await waitForResponse(socket, '250');
|
|
|
|
// Test domain with IP-based SPF mechanisms
|
|
socket.write('MAIL FROM:<test@ip-spf-test.com>\r\n');
|
|
const mailResponse = await waitForResponse(socket);
|
|
|
|
// Server should handle IP-based SPF mechanisms
|
|
const handled = mailResponse.includes('250') ||
|
|
mailResponse.includes('550') ||
|
|
mailResponse.includes('553');
|
|
|
|
expect(handled).toEqual(true);
|
|
console.log('IP mechanism SPF response:', mailResponse.trim());
|
|
|
|
// Send QUIT
|
|
socket.write('QUIT\r\n');
|
|
await waitForResponse(socket, '221');
|
|
|
|
socket.end();
|
|
done.resolve();
|
|
} catch (err) {
|
|
console.error('Test error:', err);
|
|
socket.end();
|
|
done.reject(err);
|
|
}
|
|
});
|
|
|
|
await done.promise;
|
|
});
|
|
|
|
tap.test('cleanup - stop test server', async () => {
|
|
await stopTestServer(testServer);
|
|
});
|
|
|
|
tap.start(); |