58 lines
1.8 KiB
JavaScript
58 lines
1.8 KiB
JavaScript
|
;(function () {
|
||
|
|
'use strict'
|
||
|
|
|
||
|
|
var ursa = require('ursa')
|
||
|
|
var fs = require('fs')
|
||
|
|
|
||
|
|
var logger = require('../src/logger')
|
||
|
|
var utils = require('../src/utils')
|
||
|
|
var PodsDB = require('../src/database').PodsDB
|
||
|
|
|
||
|
|
var misc = {}
|
||
|
|
|
||
|
|
misc.cache = function (cache) {
|
||
|
|
return function (req, res, next) {
|
||
|
|
// If we want explicitly a cache
|
||
|
|
// Or if we don't specify if we want a cache or no and we are in production
|
||
|
|
if (cache === true || (cache !== false && process.env.NODE_ENV === 'production')) {
|
||
|
|
res.setHeader('Cache-Control', 'public')
|
||
|
|
} else {
|
||
|
|
res.setHeader('Cache-Control', 'no-cache, no-store, max-age=0, must-revalidate')
|
||
|
|
}
|
||
|
|
|
||
|
|
next()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
misc.decryptBody = function (req, res, next) {
|
||
|
|
logger.debug('Decrypting body.')
|
||
|
|
|
||
|
|
PodsDB.findOne({ url: req.body.signature.url }, function (err, pod) {
|
||
|
|
if (err) {
|
||
|
|
logger.error('Cannot get signed url in decryptBody.', { error: err })
|
||
|
|
res.sendStatus(500)
|
||
|
|
}
|
||
|
|
|
||
|
|
logger.debug('Found one pod which could send the message.', { pod: pod.publicKey, url: req.body.signature.url })
|
||
|
|
|
||
|
|
var crt = ursa.createPublicKey(pod.publicKey)
|
||
|
|
var signature_ok = crt.hashAndVerify('sha256', new Buffer(req.body.signature.url).toString('hex'), req.body.signature.signature, 'hex')
|
||
|
|
|
||
|
|
if (signature_ok === true) {
|
||
|
|
var myKey = ursa.createPrivateKey(fs.readFileSync(utils.certDir + 'peertube.key.pem'))
|
||
|
|
var decryptedKey = myKey.decrypt(req.body.key, 'hex', 'utf8')
|
||
|
|
logger.debug(decryptedKey)
|
||
|
|
req.body.data = JSON.parse(utils.symetricDecrypt(req.body.data, decryptedKey))
|
||
|
|
logger.debug('Decrypted.', { body: req.body })
|
||
|
|
} else {
|
||
|
|
logger.error('Signature is not okay in decryptBody for %s.', req.body.signature.url)
|
||
|
|
res.sendStatus(500)
|
||
|
|
}
|
||
|
|
|
||
|
|
next()
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = misc
|
||
|
|
})()
|