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Code Issues Releases Wiki Activity

Server: do not forget to check the signature when another pod wants to

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This commit is contained in:
Chocobozzz 2016-10-01 09:09:07 +02:00
parent c60f2212fd
commit 0eb78d5303
3 changed files with 32 additions and 21 deletions
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45
server/middlewares/secure.js
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@ -7,10 +7,11 @@ const peertubeCrypto = require('../helpers/peertube-crypto')
const Pod = mongoose.model('Pod')
const secureMiddleware = {
checkSignature: checkSignature,
decryptBody: decryptBody
}
function decryptBody (req, res, next) {
function checkSignature (req, res, next) {
const url = req.body.signature.url
Pod.loadByUrl(url, function (err, pod) {
if (err) {
@ -28,26 +29,30 @@ function decryptBody (req, res, next) {
const signatureOk = peertubeCrypto.checkSignature(pod.publicKey, url, req.body.signature.signature)
if (signatureOk === true) {
peertubeCrypto.decrypt(req.body.key, req.body.data, function (err, decrypted) {
if (err) {
logger.error('Cannot decrypt data.', { error: err })
return res.sendStatus(500)
}
try {
req.body.data = JSON.parse(decrypted)
delete req.body.key
} catch (err) {
logger.error('Error in JSON.parse', { error: err })
return res.sendStatus(500)
}
next()
})
} else {
logger.error('Signature is not okay in decryptBody for %s.', req.body.signature.url)
return res.sendStatus(403)
return next()
}
logger.error('Signature is not okay in decryptBody for %s.', req.body.signature.url)
return res.sendStatus(403)
})
}
function decryptBody (req, res, next) {
peertubeCrypto.decrypt(req.body.key, req.body.data, function (err, decrypted) {
if (err) {
logger.error('Cannot decrypt data.', { error: err })
return res.sendStatus(500)
}
try {
req.body.data = JSON.parse(decrypted)
delete req.body.key
} catch (err) {
logger.error('Error in JSON.parse', { error: err })
return res.sendStatus(500)
}
next()
})
}