From b9a3e09ad5a7673f64556d1dba122ed4c4fac980 Mon Sep 17 00:00:00 2001
From: Chocobozzz <florian.bigard@gmail.com>
Date: Mon, 7 Mar 2016 11:33:59 +0100
Subject: Prepare folders structure for angular app

---
 helpers/peertubeCrypto.js | 147 ----------------------------------------------
 1 file changed, 147 deletions(-)
 delete mode 100644 helpers/peertubeCrypto.js

(limited to 'helpers/peertubeCrypto.js')

diff --git a/helpers/peertubeCrypto.js b/helpers/peertubeCrypto.js
deleted file mode 100644
index 29b9d79c9..000000000
--- a/helpers/peertubeCrypto.js
+++ /dev/null
@@ -1,147 +0,0 @@
-'use strict'
-
-var config = require('config')
-var crypto = require('crypto')
-var fs = require('fs')
-var openssl = require('openssl-wrapper')
-var path = require('path')
-var ursa = require('ursa')
-
-var logger = require('./logger')
-
-var certDir = path.join(__dirname, '..', config.get('storage.certs'))
-var algorithm = 'aes-256-ctr'
-
-var peertubeCrypto = {
-  checkSignature: checkSignature,
-  createCertsIfNotExist: createCertsIfNotExist,
-  decrypt: decrypt,
-  encrypt: encrypt,
-  getCertDir: getCertDir,
-  sign: sign
-}
-
-function checkSignature (public_key, raw_data, hex_signature) {
-  var crt = ursa.createPublicKey(public_key)
-  var is_valid = crt.hashAndVerify('sha256', new Buffer(raw_data).toString('hex'), hex_signature, 'hex')
-  return is_valid
-}
-
-function createCertsIfNotExist (callback) {
-  certsExist(function (exist) {
-    if (exist === true) {
-      return callback(null)
-    }
-
-    createCerts(function (err) {
-      return callback(err)
-    })
-  })
-}
-
-function decrypt (key, data, callback) {
-  fs.readFile(getCertDir() + 'peertube.key.pem', function (err, file) {
-    if (err) return callback(err)
-
-    var my_private_key = ursa.createPrivateKey(file)
-    var decrypted_key = my_private_key.decrypt(key, 'hex', 'utf8')
-    var decrypted_data = symetricDecrypt(data, decrypted_key)
-
-    return callback(null, decrypted_data)
-  })
-}
-
-function encrypt (public_key, data, callback) {
-  var crt = ursa.createPublicKey(public_key)
-
-  symetricEncrypt(data, function (err, dataEncrypted) {
-    if (err) return callback(err)
-
-    var key = crt.encrypt(dataEncrypted.password, 'utf8', 'hex')
-    var encrypted = {
-      data: dataEncrypted.crypted,
-      key: key
-    }
-
-    callback(null, encrypted)
-  })
-}
-
-function getCertDir () {
-  return certDir
-}
-
-function sign (data) {
-  var myKey = ursa.createPrivateKey(fs.readFileSync(certDir + 'peertube.key.pem'))
-  var signature = myKey.hashAndSign('sha256', data, 'utf8', 'hex')
-
-  return signature
-}
-
-// ---------------------------------------------------------------------------
-
-module.exports = peertubeCrypto
-
-// ---------------------------------------------------------------------------
-
-function certsExist (callback) {
-  fs.exists(certDir + 'peertube.key.pem', function (exists) {
-    return callback(exists)
-  })
-}
-
-function createCerts (callback) {
-  certsExist(function (exist) {
-    if (exist === true) {
-      var string = 'Certs already exist.'
-      logger.warning(string)
-      return callback(new Error(string))
-    }
-
-    logger.info('Generating a RSA key...')
-    openssl.exec('genrsa', { 'out': certDir + 'peertube.key.pem', '2048': false }, function (err) {
-      if (err) {
-        logger.error('Cannot create private key on this pod.')
-        return callback(err)
-      }
-      logger.info('RSA key generated.')
-
-      logger.info('Manage public key...')
-      openssl.exec('rsa', { 'in': certDir + 'peertube.key.pem', 'pubout': true, 'out': certDir + 'peertube.pub' }, function (err) {
-        if (err) {
-          logger.error('Cannot create public key on this pod.')
-          return callback(err)
-        }
-
-        logger.info('Public key managed.')
-        return callback(null)
-      })
-    })
-  })
-}
-
-function generatePassword (callback) {
-  crypto.randomBytes(32, function (err, buf) {
-    if (err) return callback(err)
-
-    callback(null, buf.toString('utf8'))
-  })
-}
-
-function symetricDecrypt (text, password) {
-  var decipher = crypto.createDecipher(algorithm, password)
-  var dec = decipher.update(text, 'hex', 'utf8')
-  dec += decipher.final('utf8')
-  return dec
-}
-
-function symetricEncrypt (text, callback) {
-  generatePassword(function (err, password) {
-    if (err) return callback(err)
-
-    var cipher = crypto.createCipher(algorithm, password)
-    var crypted = cipher.update(text, 'utf8', 'hex')
-    crypted += cipher.final('hex')
-    callback(null, { crypted: crypted, password: password })
-  })
-}
-- 
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