server/components/encryptor/index.js

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  18 var _0xbca2=['encrypt','algorithm','is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:','test','getCiphers','filter','indexOf','hasOwnProperty','encryptFile','createCipher','data','update','binary','write','end','close','createReadStream','final','secret','createDecipher','base64','utf8','bluebird','lodash','../../config/environment','../../config/logger','secrets','session','aes-256-ctr'];(function(_0x3b3331,_0x420c2f){var _0x214e10=function(_0x5f4c27){while(--_0x5f4c27){_0x3b3331['push'](_0x3b3331['shift']());}};_0x214e10(++_0x420c2f);}(_0xbca2,0x11b));var _0x2bca=function(_0x1ccdf7,_0x215d5a){_0x1ccdf7=_0x1ccdf7-0x0;var _0x52a0ae=_0xbca2[_0x1ccdf7];return _0x52a0ae;};'use strict';var crypto=require('crypto');var fs=require('fs');var BPromise=require(_0x2bca('0x0'));var _=require(_0x2bca('0x1'));var config=require(_0x2bca('0x2'));var logger=require(_0x2bca('0x3'))('app');const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config[_0x2bca('0x4')][_0x2bca('0x5')],'algorithm':_0x2bca('0x6')};const fileOptions={'algorithm':'aes192'};if(config[_0x2bca('0x7')]&&config[_0x2bca('0x7')]['algorithm']){var isSupported=isAlgorithmSupported(config[_0x2bca('0x7')][_0x2bca('0x8')]);if(isSupported){fileOptions['algorithm']=config[_0x2bca('0x7')]['algorithm'];}else{var supportedAlgorithms=getSupportedCiphers()['join'](',\x20');logger['error'](config[_0x2bca('0x7')]['algorithm'],_0x2bca('0x9'),supportedAlgorithms);}}function isASupportedCipher(_0x307ab5){return AES_SUPPORTED_RX[_0x2bca('0xa')](_0x307ab5);}function getSupportedCiphers(){return crypto[_0x2bca('0xb')]()[_0x2bca('0xc')](isASupportedCipher);}function isAlgorithmSupported(_0x328b7e){return getSupportedCiphers()[_0x2bca('0xd')](_0x328b7e)>-0x1;}function combineOptions(_0x351f88){var _0x55a0bc={};for(var _0x1ce976 in fileOptions){if(fileOptions[_0x2bca('0xe')](_0x1ce976)){_0x55a0bc[_0x1ce976]=fileOptions[_0x1ce976];}}if(_0x351f88){for(var _0x5b6a03 in _0x351f88){if(_0x351f88[_0x2bca('0xe')](_0x5b6a03)){_0x55a0bc[_0x5b6a03]=_0x351f88[_0x5b6a03];}}}return _0x55a0bc;}exports[_0x2bca('0xf')]=function(_0x23f1ff,_0x34c57e,_0x12796a,_0x4cf3ed){return new BPromise(function(_0x332224,_0x20f163){_0x4cf3ed=combineOptions(_0x4cf3ed);var _0x334981=new Buffer(_0x12796a);var _0x29633c=fs['createReadStream'](_0x23f1ff);var _0x1dbf61=fs['createWriteStream'](_0x34c57e);var _0x403a14=crypto[_0x2bca('0x10')](_0x4cf3ed[_0x2bca('0x8')],_0x334981);_0x29633c['on'](_0x2bca('0x11'),function(_0x12bb34){var _0x4df8e4=new Buffer(_0x403a14[_0x2bca('0x12')](_0x12bb34),_0x2bca('0x13'));_0x1dbf61[_0x2bca('0x14')](_0x4df8e4);});_0x29633c['on']('end',function(){try{var _0x1d80b8=new Buffer(_0x403a14['final']('binary'),_0x2bca('0x13'));_0x1dbf61[_0x2bca('0x14')](_0x1d80b8);_0x1dbf61[_0x2bca('0x15')]();_0x1dbf61['on'](_0x2bca('0x16'),function(){return _0x332224(_0x34c57e);});}catch(_0x32d987){fs['unlink'](_0x34c57e);return _0x20f163(_0x32d987);}});});};exports['decryptFile']=function(_0xc98f25,_0x35a5c5,_0x33c431,_0x56cb6f){return new BPromise(function(_0x59b9f3,_0x3b4c7b){_0x56cb6f=combineOptions(_0x56cb6f);var _0x334600=new Buffer(_0x33c431);var _0xe043c5=fs[_0x2bca('0x17')](_0xc98f25);var _0x1b7b55=fs['createWriteStream'](_0x35a5c5);var _0x246cc2=crypto['createDecipher'](_0x56cb6f[_0x2bca('0x8')],_0x334600);_0xe043c5['on'](_0x2bca('0x11'),function(_0x16d740){var _0x1e3502=new Buffer(_0x246cc2[_0x2bca('0x12')](_0x16d740),'binary');_0x1b7b55[_0x2bca('0x14')](_0x1e3502);});_0xe043c5['on'](_0x2bca('0x15'),function(){try{var _0x59e5a2=new Buffer(_0x246cc2[_0x2bca('0x18')](_0x2bca('0x13')),_0x2bca('0x13'));_0x1b7b55[_0x2bca('0x14')](_0x59e5a2);_0x1b7b55[_0x2bca('0x15')]();_0x1b7b55['on'](_0x2bca('0x16'),function(){return _0x59b9f3(_0x35a5c5);});}catch(_0x4b172b){fs['unlink'](_0x35a5c5);return _0x3b4c7b(_0x4b172b);}});});};exports['encryptString']=function(_0x478f2b,_0x10c6cc,_0x3dd064){var _0x348dfc=_0x3dd064||stringOptions['algorithm'];var _0x229024=_0x10c6cc||stringOptions[_0x2bca('0x19')];var _0x38aca4=crypto['createCipher'](_0x348dfc,_0x229024);var _0x4b1917=_0x38aca4[_0x2bca('0x12')](_0x478f2b,'utf8','base64');_0x4b1917+=_0x38aca4[_0x2bca('0x18')]('base64');return _0x4b1917;};exports['decryptString']=function(_0x30b2ba,_0x574744,_0x138cf3){var _0x118152=_0x138cf3||stringOptions[_0x2bca('0x8')];var _0x3e2d13=_0x574744||stringOptions['secret'];var _0x4778c4=crypto[_0x2bca('0x1a')](_0x118152,_0x3e2d13);var _0x2fb840=_0x4778c4[_0x2bca('0x12')](_0x30b2ba,_0x2bca('0x1b'),_0x2bca('0x1c'));_0x2fb840+=_0x4778c4[_0x2bca('0x18')](_0x2bca('0x1c'));return _0x2fb840;};