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1 | import * as express from 'express' | |
2 | import { logger } from '../helpers/logger' | |
3 | import { Socket } from 'socket.io' | |
4 | import { getAccessToken } from '../lib/oauth-model' | |
5 | import { oAuthServer } from '@server/lib/auth' | |
6 | ||
7 | function authenticate (req: express.Request, res: express.Response, next: express.NextFunction, authenticateInQuery = false) { | |
8 | const options = authenticateInQuery ? { allowBearerTokensInQueryString: true } : {} | |
9 | ||
10 | oAuthServer.authenticate(options)(req, res, err => { | |
11 | if (err) { | |
12 | logger.warn('Cannot authenticate.', { err }) | |
13 | ||
14 | return res.status(err.status) | |
15 | .json({ | |
16 | error: 'Token is invalid.', | |
17 | code: err.name | |
18 | }) | |
19 | .end() | |
20 | } | |
21 | ||
22 | return next() | |
23 | }) | |
24 | } | |
25 | ||
26 | function authenticateSocket (socket: Socket, next: (err?: any) => void) { | |
27 | const accessToken = socket.handshake.query.accessToken | |
28 | ||
29 | logger.debug('Checking socket access token %s.', accessToken) | |
30 | ||
31 | if (!accessToken) return next(new Error('No access token provided')) | |
32 | ||
33 | getAccessToken(accessToken) | |
34 | .then(tokenDB => { | |
35 | const now = new Date() | |
36 | ||
37 | if (!tokenDB || tokenDB.accessTokenExpiresAt < now || tokenDB.refreshTokenExpiresAt < now) { | |
38 | return next(new Error('Invalid access token.')) | |
39 | } | |
40 | ||
41 | socket.handshake.query.user = tokenDB.User | |
42 | ||
43 | return next() | |
44 | }) | |
45 | .catch(err => logger.error('Cannot get access token.', { err })) | |
46 | } | |
47 | ||
48 | function authenticatePromiseIfNeeded (req: express.Request, res: express.Response, authenticateInQuery = false) { | |
49 | return new Promise(resolve => { | |
50 | // Already authenticated? (or tried to) | |
51 | if (res.locals.oauth?.token.User) return resolve() | |
52 | ||
53 | if (res.locals.authenticated === false) return res.sendStatus(401) | |
54 | ||
55 | authenticate(req, res, () => resolve(), authenticateInQuery) | |
56 | }) | |
57 | } | |
58 | ||
59 | function optionalAuthenticate (req: express.Request, res: express.Response, next: express.NextFunction) { | |
60 | if (req.header('authorization')) return authenticate(req, res, next) | |
61 | ||
62 | res.locals.authenticated = false | |
63 | ||
64 | return next() | |
65 | } | |
66 | ||
67 | // --------------------------------------------------------------------------- | |
68 | ||
69 | export { | |
70 | authenticate, | |
71 | authenticateSocket, | |
72 | authenticatePromiseIfNeeded, | |
73 | optionalAuthenticate | |
74 | } |