n8n/packages/cli/test/unit/auth/auth.service.test.ts
कारतोफ्फेलस्क्रिप्ट™ 56c8791aff
refactor(core): Remove all legacy auth middleware code (no-changelog) (#8755)
2024-02-28 13:12:28 +01:00

293 lines
11 KiB
TypeScript

import jwt from 'jsonwebtoken';
import { mock } from 'jest-mock-extended';
import { type NextFunction, type Response } from 'express';
import { AuthService } from '@/auth/auth.service';
import config from '@/config';
import { AUTH_COOKIE_NAME, Time } from '@/constants';
import type { User } from '@db/entities/User';
import type { UserRepository } from '@db/repositories/user.repository';
import { JwtService } from '@/services/jwt.service';
import type { UrlService } from '@/services/url.service';
import type { AuthenticatedRequest } from '@/requests';
describe('AuthService', () => {
config.set('userManagement.jwtSecret', 'random-secret');
const userData = {
id: '123',
email: 'test@example.com',
password: 'passwordHash',
disabled: false,
mfaEnabled: false,
};
const validToken =
'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjEyMyIsImVtYWlsIjoidGVzdEBleGFtcGxlLmNvbSIsInBhc3N3b3JkIjoiMzE1MTNjNWE5ZTNjNWFmZTVjMDZkNTY3NWFjZTc0ZThiYzNmYWRkOTc0NGFiNWQ4OWMzMTFmMmE2MmNjYmQzOSIsImlhdCI6MTcwNjc1MDYyNSwiZXhwIjoxNzA3MzU1NDI1fQ.mtXKUwQDHOhiHn0YNuCeybmxevtNG6LXTAv_sQL63Zc';
const user = mock<User>(userData);
const jwtService = new JwtService(mock());
const urlService = mock<UrlService>();
const userRepository = mock<UserRepository>();
const authService = new AuthService(mock(), mock(), jwtService, urlService, userRepository);
jest.useFakeTimers();
const now = new Date('2024-02-01T01:23:45.678Z');
beforeEach(() => {
jest.clearAllMocks();
jest.setSystemTime(now);
config.set('userManagement.jwtSessionDurationHours', 168);
config.set('userManagement.jwtRefreshTimeoutHours', 0);
});
describe('createAuthMiddleware', () => {
const req = mock<AuthenticatedRequest>({ cookies: {}, user: undefined });
const res = mock<Response>();
const next = jest.fn() as NextFunction;
beforeEach(() => {
res.status.mockReturnThis();
});
describe('authRole = none', () => {
const authMiddleware = authService.createAuthMiddleware('none');
it('should just skips auth checks', async () => {
await authMiddleware(req, res, next);
expect(next).toHaveBeenCalled();
expect(res.status).not.toHaveBeenCalled();
});
});
describe('authRole = any', () => {
const authMiddleware = authService.createAuthMiddleware('any');
it('should 401 if no cookie is set', async () => {
req.cookies[AUTH_COOKIE_NAME] = undefined;
await authMiddleware(req, res, next);
expect(next).not.toHaveBeenCalled();
expect(res.status).toHaveBeenCalledWith(401);
});
it('should 401 and clear the cookie if the JWT is expired', async () => {
req.cookies[AUTH_COOKIE_NAME] = validToken;
jest.advanceTimersByTime(365 * Time.days.toMilliseconds);
await authMiddleware(req, res, next);
expect(next).not.toHaveBeenCalled();
expect(res.status).toHaveBeenCalledWith(401);
expect(res.clearCookie).toHaveBeenCalledWith(AUTH_COOKIE_NAME);
});
it('should refresh the cookie before it expires', async () => {
req.cookies[AUTH_COOKIE_NAME] = validToken;
jest.advanceTimersByTime(6 * Time.days.toMilliseconds);
userRepository.findOne.mockResolvedValue(user);
await authMiddleware(req, res, next);
expect(next).toHaveBeenCalled();
expect(res.cookie).toHaveBeenCalledWith('n8n-auth', expect.any(String), {
httpOnly: true,
maxAge: 604800000,
sameSite: 'lax',
});
});
});
describe('authRole = global:owner', () => {
const authMiddleware = authService.createAuthMiddleware('global:owner');
it('should 403 if the user does not have the correct role', async () => {
req.cookies[AUTH_COOKIE_NAME] = validToken;
jest.advanceTimersByTime(6 * Time.days.toMilliseconds);
userRepository.findOne.mockResolvedValue(
mock<User>({ ...userData, role: 'global:member' }),
);
await authMiddleware(req, res, next);
expect(next).not.toHaveBeenCalled();
expect(res.status).toHaveBeenCalledWith(403);
});
});
});
describe('issueJWT', () => {
describe('when not setting userManagement.jwtSessionDuration', () => {
it('should default to expire in 7 days', () => {
const defaultInSeconds = 7 * Time.days.toSeconds;
const token = authService.issueJWT(user);
expect(authService.jwtExpiration).toBe(defaultInSeconds);
const decodedToken = jwtService.verify(token);
if (decodedToken.exp === undefined || decodedToken.iat === undefined) {
fail('Expected exp and iat to be defined');
}
expect(decodedToken.exp - decodedToken.iat).toBe(defaultInSeconds);
});
});
describe('when setting userManagement.jwtSessionDuration', () => {
const testDurationHours = 1;
const testDurationSeconds = testDurationHours * Time.hours.toSeconds;
it('should apply it to tokens', () => {
config.set('userManagement.jwtSessionDurationHours', testDurationHours);
const token = authService.issueJWT(user);
const decodedToken = jwtService.verify(token);
if (decodedToken.exp === undefined || decodedToken.iat === undefined) {
fail('Expected exp and iat to be defined on decodedToken');
}
expect(decodedToken.exp - decodedToken.iat).toBe(testDurationSeconds);
});
});
});
describe('resolveJwt', () => {
const res = mock<Response>();
it('should throw on invalid tokens', async () => {
await expect(authService.resolveJwt('random-string', res)).rejects.toThrow('jwt malformed');
expect(res.cookie).not.toHaveBeenCalled();
});
it('should throw on expired tokens', async () => {
jest.advanceTimersByTime(365 * Time.days.toMilliseconds);
await expect(authService.resolveJwt(validToken, res)).rejects.toThrow('jwt expired');
expect(res.cookie).not.toHaveBeenCalled();
});
it('should throw on tampered tokens', async () => {
const [header, payload, signature] = validToken.split('.');
const tamperedToken = [header, payload, signature + '123'].join('.');
await expect(authService.resolveJwt(tamperedToken, res)).rejects.toThrow('invalid signature');
expect(res.cookie).not.toHaveBeenCalled();
});
test.each([
['no user is found', null],
['the user is disabled', { ...userData, disabled: true }],
[
'user password does not match the one on the token',
{ ...userData, password: 'something else' },
],
[
'user email does not match the one on the token',
{ ...userData, email: 'someone@example.com' },
],
])('should throw if %s', async (_, data) => {
userRepository.findOne.mockResolvedValueOnce(data && mock<User>(data));
await expect(authService.resolveJwt(validToken, res)).rejects.toThrow('Unauthorized');
expect(res.cookie).not.toHaveBeenCalled();
});
it('should refresh the cookie before it expires', async () => {
userRepository.findOne.mockResolvedValue(user);
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).not.toHaveBeenCalled();
jest.advanceTimersByTime(6 * Time.days.toMilliseconds); // 6 Days
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).toHaveBeenCalledWith('n8n-auth', expect.any(String), {
httpOnly: true,
maxAge: 604800000,
sameSite: 'lax',
});
});
it('should refresh the cookie only if less than 1/4th of time is left', async () => {
userRepository.findOne.mockResolvedValue(user);
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).not.toHaveBeenCalled();
jest.advanceTimersByTime(5 * Time.days.toMilliseconds);
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).not.toHaveBeenCalled();
jest.advanceTimersByTime(1 * Time.days.toMilliseconds);
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).toHaveBeenCalled();
});
it('should not refresh the cookie if jwtRefreshTimeoutHours is set to -1', async () => {
config.set('userManagement.jwtRefreshTimeoutHours', -1);
userRepository.findOne.mockResolvedValue(user);
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).not.toHaveBeenCalled();
jest.advanceTimersByTime(6 * Time.days.toMilliseconds); // 6 Days
expect(await authService.resolveJwt(validToken, res)).toEqual(user);
expect(res.cookie).not.toHaveBeenCalled();
});
});
describe('generatePasswordResetUrl', () => {
it('should generate a valid url', () => {
urlService.getInstanceBaseUrl.mockReturnValue('https://n8n.instance');
const url = authService.generatePasswordResetUrl(user);
expect(url).toEqual(
'https://n8n.instance/change-password?token=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjMiLCJwYXNzd29yZFNoYSI6IjMxNTEzYzVhOWUzYzVhZmU1YzA2ZDU2NzVhY2U3NGU4YmMzZmFkZDk3NDRhYjVkODljMzExZjJhNjJjY2JkMzkiLCJpYXQiOjE3MDY3NTA2MjUsImV4cCI6MTcwNjc1MTgyNX0.wsdEpbK2zhFucaPwga7f8EOcwiJcv0iW23HcnvJs-s8&mfaEnabled=false',
);
});
});
describe('generatePasswordResetToken', () => {
it('should generate valid password-reset tokens', () => {
const token = authService.generatePasswordResetToken(user);
const decoded = jwt.decode(token) as jwt.JwtPayload;
if (!decoded.exp) fail('Token does not contain expiry');
if (!decoded.iat) fail('Token does not contain issued-at');
expect(decoded.sub).toEqual(user.id);
expect(decoded.exp - decoded.iat).toEqual(1200); // Expires in 20 minutes
expect(decoded.passwordSha).toEqual(
'31513c5a9e3c5afe5c06d5675ace74e8bc3fadd9744ab5d89c311f2a62ccbd39',
);
});
});
describe('resolvePasswordResetToken', () => {
it('should not return a user if the token in invalid', async () => {
const resolvedUser = await authService.resolvePasswordResetToken('invalid-token');
expect(resolvedUser).toBeUndefined();
});
it('should not return a user if the token in expired', async () => {
const token = authService.generatePasswordResetToken(user, '-1h');
const resolvedUser = await authService.resolvePasswordResetToken(token);
expect(resolvedUser).toBeUndefined();
});
it('should not return a user if the user does not exist in the DB', async () => {
userRepository.findOne.mockResolvedValueOnce(null);
const token = authService.generatePasswordResetToken(user);
const resolvedUser = await authService.resolvePasswordResetToken(token);
expect(resolvedUser).toBeUndefined();
});
it('should not return a user if the password sha does not match', async () => {
const token = authService.generatePasswordResetToken(user);
const updatedUser = Object.create(user);
updatedUser.password = 'something-else';
userRepository.findOne.mockResolvedValueOnce(updatedUser);
const resolvedUser = await authService.resolvePasswordResetToken(token);
expect(resolvedUser).toBeUndefined();
});
it('should not return the user if all checks pass', async () => {
const token = authService.generatePasswordResetToken(user);
userRepository.findOne.mockResolvedValueOnce(user);
const resolvedUser = await authService.resolvePasswordResetToken(token);
expect(resolvedUser).toEqual(user);
});
});
});