X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Fhelpers%2Fpeertube-crypto.js;h=610cb16cdbaec505dc0379bb5bfc679fdcaf86d4;hb=b981a525c37d226b3fa59287a6ce338f54583d0c;hp=46dff8d034df69df5ce7e751cabc7d713d2f973a;hpb=5f698b82c7055df763f3830882ac5bad1397db23;p=github%2FChocobozzz%2FPeerTube.git

diff --git a/server/helpers/peertube-crypto.js b/server/helpers/peertube-crypto.js
index 46dff8d03..610cb16cd 100644
--- a/server/helpers/peertube-crypto.js
+++ b/server/helpers/peertube-crypto.js
@@ -1,24 +1,19 @@
 'use strict'
 
-const config = require('config')
-const crypto = require('crypto')
+const bcrypt = require('bcrypt')
 const fs = require('fs')
 const openssl = require('openssl-wrapper')
-const path = require('path')
 const ursa = require('ursa')
 
+const constants = require('../initializers/constants')
 const logger = require('./logger')
 
-const certDir = path.join(__dirname, '..', '..', config.get('storage.certs'))
-const algorithm = 'aes-256-ctr'
-
 const peertubeCrypto = {
-  checkSignature: checkSignature,
-  createCertsIfNotExist: createCertsIfNotExist,
-  decrypt: decrypt,
-  encrypt: encrypt,
-  getCertDir: getCertDir,
-  sign: sign
+  checkSignature,
+  comparePassword,
+  createCertsIfNotExist,
+  cryptPassword,
+  sign
 }
 
 function checkSignature (publicKey, rawData, hexSignature) {
@@ -27,6 +22,14 @@ function checkSignature (publicKey, rawData, hexSignature) {
   return isValid
 }
 
+function comparePassword (plainPassword, hashPassword, callback) {
+  bcrypt.compare(plainPassword, hashPassword, function (err, isPasswordMatch) {
+    if (err) return callback(err)
+
+    return callback(null, isPasswordMatch)
+  })
+}
+
 function createCertsIfNotExist (callback) {
   certsExist(function (exist) {
     if (exist === true) {
@@ -39,40 +42,18 @@ function createCertsIfNotExist (callback) {
   })
 }
 
-function decrypt (key, data, callback) {
-  fs.readFile(getCertDir() + 'peertube.key.pem', function (err, file) {
+function cryptPassword (password, callback) {
+  bcrypt.genSalt(constants.BCRYPT_SALT_SIZE, function (err, salt) {
     if (err) return callback(err)
 
-    const myPrivateKey = ursa.createPrivateKey(file)
-    const decryptedKey = myPrivateKey.decrypt(key, 'hex', 'utf8')
-    const decryptedData = symetricDecrypt(data, decryptedKey)
-
-    return callback(null, decryptedData)
-  })
-}
-
-function encrypt (publicKey, data, callback) {
-  const crt = ursa.createPublicKey(publicKey)
-
-  symetricEncrypt(data, function (err, dataEncrypted) {
-    if (err) return callback(err)
-
-    const key = crt.encrypt(dataEncrypted.password, 'utf8', 'hex')
-    const encrypted = {
-      data: dataEncrypted.crypted,
-      key: key
-    }
-
-    callback(null, encrypted)
+    bcrypt.hash(password, salt, function (err, hash) {
+      return callback(err, hash)
+    })
   })
 }
 
-function getCertDir () {
-  return certDir
-}
-
 function sign (data) {
-  const myKey = ursa.createPrivateKey(fs.readFileSync(certDir + 'peertube.key.pem'))
+  const myKey = ursa.createPrivateKey(fs.readFileSync(constants.CONFIG.STORAGE.CERT_DIR + 'peertube.key.pem'))
   const signature = myKey.hashAndSign('sha256', data, 'utf8', 'hex')
 
   return signature
@@ -85,7 +66,7 @@ module.exports = peertubeCrypto
 // ---------------------------------------------------------------------------
 
 function certsExist (callback) {
-  fs.exists(certDir + 'peertube.key.pem', function (exists) {
+  fs.exists(constants.CONFIG.STORAGE.CERT_DIR + 'peertube.key.pem', function (exists) {
     return callback(exists)
   })
 }
@@ -99,15 +80,25 @@ function createCerts (callback) {
     }
 
     logger.info('Generating a RSA key...')
-    openssl.exec('genrsa', { 'out': certDir + 'peertube.key.pem', '2048': false }, function (err) {
+
+    let options = {
+      'out': constants.CONFIG.STORAGE.CERT_DIR + 'peertube.key.pem',
+      '2048': false
+    }
+    openssl.exec('genrsa', options, function (err) {
       if (err) {
         logger.error('Cannot create private key on this pod.')
         return callback(err)
       }
       logger.info('RSA key generated.')
 
+      options = {
+        'in': constants.CONFIG.STORAGE.CERT_DIR + 'peertube.key.pem',
+        'pubout': true,
+        'out': constants.CONFIG.STORAGE.CERT_DIR + 'peertube.pub'
+      }
       logger.info('Manage public key...')
-      openssl.exec('rsa', { 'in': certDir + 'peertube.key.pem', 'pubout': true, 'out': certDir + 'peertube.pub' }, function (err) {
+      openssl.exec('rsa', options, function (err) {
         if (err) {
           logger.error('Cannot create public key on this pod.')
           return callback(err)
@@ -119,29 +110,3 @@ function createCerts (callback) {
     })
   })
 }
-
-function generatePassword (callback) {
-  crypto.randomBytes(32, function (err, buf) {
-    if (err) return callback(err)
-
-    callback(null, buf.toString('utf8'))
-  })
-}
-
-function symetricDecrypt (text, password) {
-  const decipher = crypto.createDecipher(algorithm, password)
-  let 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)
-
-    const cipher = crypto.createCipher(algorithm, password)
-    let crypted = cipher.update(text, 'utf8', 'hex')
-    crypted += cipher.final('hex')
-    callback(null, { crypted: crypted, password: password })
-  })
-}