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Philipp Kunz
2025-05-23 19:03:44 +00:00
parent 7d28d23bbd
commit 1b141ec8f3
101 changed files with 30736 additions and 374 deletions
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test/suite/rfc-compliance/test.rfc7208-spf-compliance.ts Normal file
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import { tap, expect } from '@push.rocks/tapbundle';
import * as plugins from '../plugins.js';
import * as net from 'net';
import { startTestServer, stopTestServer, TEST_PORT, sendEmailWithRawSocket } from '../server.loader.js';
let testServer: any;
tap.test('setup - start test server', async () => {
testServer = await startTestServer();
await plugins.smartdelay.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
});
let dataBuffer = '';
let step = 'greeting';
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
];
let currentDomainIndex = 0;
socket.on('data', (data) => {
dataBuffer += data.toString();
console.log('Server response:', data.toString());
if (step === 'greeting' && dataBuffer.includes('220 ')) {
step = 'ehlo';
socket.write('EHLO testclient\r\n');
dataBuffer = '';
} else if (step === 'ehlo' && dataBuffer.includes('250')) {
// Check if server advertises SPF support
const advertisesSpf = dataBuffer.toLowerCase().includes('spf');
console.log('Server advertises SPF:', advertisesSpf);
step = 'test_domains';
testNextDomain();
} else if (step === 'test_domains') {
if (dataBuffer.includes('250') && dataBuffer.includes('sender accepted')) {
// MAIL FROM accepted
socket.write(`RCPT TO:<recipient@example.com>\r\n`);
dataBuffer = '';
} else if (dataBuffer.includes('250') && dataBuffer.includes('recipient accepted')) {
// RCPT TO accepted
spfResults[currentDomainIndex].rcptAccepted = true;
// Reset and test next domain
socket.write('RSET\r\n');
dataBuffer = '';
} else if (dataBuffer.includes('250') && dataBuffer.includes('Reset')) {
currentDomainIndex++;
if (currentDomainIndex < spfTestDomains.length) {
testNextDomain();
} else {
// All tests complete
console.log('SPF test results:', spfResults);
// Check that server handled all domains
const allDomainsHandled = spfResults.every(result =>
result.mailFromResponse !== undefined
);
expect(allDomainsHandled).toBeTrue();
socket.write('QUIT\r\n');
socket.end();
done.resolve();
}
} else if (dataBuffer.includes('550') || dataBuffer.includes('553')) {
// SPF failure (expected for some domains)
spfResults[currentDomainIndex].mailFromResponse = dataBuffer.trim();
spfResults[currentDomainIndex].spfFailed = true;
// Reset and test next domain
socket.write('RSET\r\n');
dataBuffer = '';
}
}
});
function testNextDomain() {
const domain = spfTestDomains[currentDomainIndex];
const testEmail = `spf-test@${domain}`;
spfResults[currentDomainIndex] = {
domain: domain,
email: testEmail,
mailFromAccepted: false,
rcptAccepted: false,
spfFailed: false
};
console.log(`Testing SPF for domain: ${domain}`);
socket.write(`MAIL FROM:<${testEmail}>\r\n`);
spfResults[currentDomainIndex].mailFromResponse = 'pending';
dataBuffer = '';
}
socket.on('error', (err) => {
console.error('Socket error:', err);
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
});
let dataBuffer = '';
let step = 'greeting';
socket.on('data', (data) => {
dataBuffer += data.toString();
console.log('Server response:', data.toString());
if (step === 'greeting' && dataBuffer.includes('220 ')) {
step = 'ehlo';
socket.write('EHLO testclient\r\n');
dataBuffer = '';
} else if (step === 'ehlo' && dataBuffer.includes('250')) {
step = 'mail';
// Test with domain that might have complex SPF record
socket.write('MAIL FROM:<test@gmail.com>\r\n');
dataBuffer = '';
} else if (step === 'mail') {
// Server should handle this appropriately (accept or reject based on SPF)
const handled = dataBuffer.includes('250') ||
dataBuffer.includes('550') ||
dataBuffer.includes('553');
expect(handled).toBeTrue();
console.log('SPF handling response:', dataBuffer.trim());
socket.write('QUIT\r\n');
socket.end();
done.resolve();
}
});
socket.on('error', (err) => {
console.error('Socket error:', err);
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
});
let dataBuffer = '';
let step = 'greeting';
socket.on('data', (data) => {
dataBuffer += data.toString();
console.log('Server response:', data.toString());
if (step === 'greeting' && dataBuffer.includes('220 ')) {
step = 'ehlo';
socket.write('EHLO testclient\r\n');
dataBuffer = '';
} else if (step === 'ehlo' && dataBuffer.includes('250')) {
step = 'mail';
socket.write('MAIL FROM:<sender@example.com>\r\n');
dataBuffer = '';
} else if (step === 'mail' && dataBuffer.includes('250')) {
step = 'rcpt';
socket.write('RCPT TO:<recipient@example.com>\r\n');
dataBuffer = '';
} else if (step === 'rcpt' && dataBuffer.includes('250')) {
step = 'data';
socket.write('DATA\r\n');
dataBuffer = '';
} else if (step === 'data' && dataBuffer.includes('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);
dataBuffer = '';
} else if (dataBuffer.includes('250 ') && dataBuffer.includes('Message accepted')) {
console.log('Email accepted - server should process SPF');
socket.write('QUIT\r\n');
socket.end();
done.resolve();
}
});
socket.on('error', (err) => {
console.error('Socket error:', err);
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
});
let dataBuffer = '';
let step = 'greeting';
socket.on('data', (data) => {
dataBuffer += data.toString();
console.log('Server response:', data.toString());
if (step === 'greeting' && dataBuffer.includes('220 ')) {
step = 'ehlo';
// Test with IPv6 address representation
socket.write('EHLO [::1]\r\n');
dataBuffer = '';
} else if (step === 'ehlo' && dataBuffer.includes('250')) {
step = 'mail';
// Test domain with IP-based SPF mechanisms
socket.write('MAIL FROM:<test@ip-spf-test.com>\r\n');
dataBuffer = '';
} else if (step === 'mail') {
// Server should handle IP-based SPF mechanisms
const handled = dataBuffer.includes('250') ||
dataBuffer.includes('550') ||
dataBuffer.includes('553');
expect(handled).toBeTrue();
console.log('IP mechanism SPF response:', dataBuffer.trim());
socket.write('QUIT\r\n');
socket.end();
done.resolve();
}
});
socket.on('error', (err) => {
console.error('Socket error:', err);
done.reject(err);
});
await done.promise;
});
tap.test('cleanup - stop test server', async () => {
await stopTestServer(testServer);
});
tap.start();