50 lines
1.3 KiB
JavaScript
50 lines
1.3 KiB
JavaScript
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'use strict'
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var logger = require('../helpers/logger')
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var peertubeCrypto = require('../helpers/peertubeCrypto')
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var Pods = require('../models/pods')
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var secureMiddleware = {
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decryptBody: decryptBody
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}
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function decryptBody (req, res, next) {
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var url = req.body.signature.url
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Pods.findByUrl(url, function (err, pod) {
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if (err) {
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logger.error('Cannot get signed url in decryptBody.', { error: err })
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return res.sendStatus(500)
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}
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if (pod === null) {
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logger.error('Unknown pod %s.', url)
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return res.sendStatus(403)
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}
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logger.debug('Decrypting body from %s.', url)
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var signature_ok = peertubeCrypto.checkSignature(pod.publicKey, url, req.body.signature.signature)
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if (signature_ok === true) {
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peertubeCrypto.decrypt(req.body.key, req.body.data, function (err, decrypted) {
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if (err) {
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logger.error('Cannot decrypt data.', { error: err })
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return res.sendStatus(500)
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}
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req.body.data = JSON.parse(decrypted)
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delete req.body.key
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next()
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})
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} else {
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logger.error('Signature is not okay in decryptBody for %s.', req.body.signature.url)
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return res.sendStatus(403)
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}
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})
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}
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// ---------------------------------------------------------------------------
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module.exports = secureMiddleware
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