mirror of https://github.com/Chocobozzz/PeerTube
54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
import 'express-validator'
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import * as express from 'express'
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import { database as db } from '../initializers'
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import {
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logger,
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checkSignature as peertubeCryptoCheckSignature
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} from '../helpers'
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function checkSignature (req: express.Request, res: express.Response, next: express.NextFunction) {
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const host = req.body.signature.host
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db.Pod.loadByHost(host)
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.then(pod => {
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if (pod === null) {
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logger.error('Unknown pod %s.', host)
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return res.sendStatus(403)
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}
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logger.debug('Checking signature from %s.', host)
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let signatureShouldBe
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// If there is data in the body the sender used it for its signature
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// If there is no data we just use its host as signature
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if (req.body.data) {
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signatureShouldBe = req.body.data
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} else {
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signatureShouldBe = host
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}
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const signatureOk = peertubeCryptoCheckSignature(pod.publicKey, signatureShouldBe, req.body.signature.signature)
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if (signatureOk === true) {
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res.locals.secure = {
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pod
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}
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return next()
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}
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logger.error('Signature is not okay in body for %s.', req.body.signature.host)
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return res.sendStatus(403)
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})
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.catch(err => {
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logger.error('Cannot get signed host in body.', { error: err })
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return res.sendStatus(500)
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})
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}
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// ---------------------------------------------------------------------------
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export {
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checkSignature
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}
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