alpha-one/lib/encryption.js

ideas about recurring tasks in Web- and Backend-Application building

// Generated by CoffeeScript 1.7.1
(function() {
  var BITSNPIECES, TRM, TYPES, alert, badge, bcrypt, chunks, cipher_name, clear_input_route, crypto_input_route, debug, decoder, echo, encoder, help, info, log, njs_crypto, njs_fs, njs_path, password, rpr, text_crypt, warn, whisper;

  njs_fs = require('fs');

  njs_path = require('path');

  TYPES = require('coffeenode-types');

  TRM = require('coffeenode-trm');

  rpr = TRM.rpr.bind(TRM);

  badge = 'encryption';

  log = TRM.get_logger('plain', badge);

  info = TRM.get_logger('info', badge);

  whisper = TRM.get_logger('whisper', badge);

  alert = TRM.get_logger('alert', badge);

  debug = TRM.get_logger('debug', badge);

  warn = TRM.get_logger('warn', badge);

  help = TRM.get_logger('help', badge);

  echo = TRM.echo.bind(TRM);

  BITSNPIECES = require('coffeenode-bitsnpieces');


  /*
  
  openssl aes-256-cbc -nosalt -in /Volumes/Storage/temp/cryptotest/text.txt -out /Volumes/Storage/temp/cryptotest/encrypted.txt
  										^^^^^^^
  
  cf. http://stackoverflow.com/questions/19938470/why-cant-i-decrypt-a-file-with-nodejs-that-i-encrypted-with-openssl
  
  cf. http://stackoverflow.com/a/12378676/893780
  
  NB. NodeJS would appear to have an issue with salts; we should still try to make it work, as it is
  considered best practise.
   */

  njs_crypto = require('crypto');

  cipher_name = 'aes-256-cbc';

  password = 'c';

  encoder = njs_crypto.createCipher(cipher_name, password);

  decoder = njs_crypto.createDecipher(cipher_name, password);

  clear_input_route = '/Volumes/Storage/temp/cryptotest/text.txt';

  crypto_input_route = '/Volumes/Storage/temp/cryptotest/encrypted.txt';

  text_crypt = njs_fs.readFileSync(crypto_input_route);

  info(TRM.gold(rpr(text_crypt)));

  chunks = [];

  chunks.push(decoder.update(text_crypt, 'binary'));

  chunks.push(decoder.final('binary'));

  info(rpr((chunks.join('')).toString('utf-8')));

  bcrypt = require('bcryptjs');

  TRM.dir(bcrypt);

  text_crypt = njs_fs.readFileSync('/Volumes/Storage/temp/cryptotest/text.txt.bfe');

  log(rpr(bcrypt.genSaltSync(0)));

  log(rpr(bcrypt.genSaltSync(10)));

  log(rpr(bcrypt.genSaltSync()));

}).call(this);