server/components/encryptor/index.js

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  18 var _0x3a04=['data','update','write','end','final','binary','close','unlink','decryptFile','createWriteStream','createDecipher','encryptString','secret','base64','utf8','crypto','../../config/environment','../../config/logger','app','session','aes-256-ctr','aes192','encrypt','algorithm','error','test','getCiphers','indexOf','hasOwnProperty','encryptFile','createReadStream','createCipher'];(function(_0x321bb2,_0x202794){var _0x9c12ed=function(_0x263dd3){while(--_0x263dd3){_0x321bb2['push'](_0x321bb2['shift']());}};_0x9c12ed(++_0x202794);}(_0x3a04,0x1ef));var _0x43a0=function(_0x3245f7,_0x26bfad){_0x3245f7=_0x3245f7-0x0;var _0x472f77=_0x3a04[_0x3245f7];return _0x472f77;};'use strict';var crypto=require(_0x43a0('0x0'));var fs=require('fs');var BPromise=require('bluebird');var _=require('lodash');var config=require(_0x43a0('0x1'));var logger=require(_0x43a0('0x2'))(_0x43a0('0x3'));const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config['secrets'][_0x43a0('0x4')],'algorithm':_0x43a0('0x5')};const fileOptions={'algorithm':_0x43a0('0x6')};if(config[_0x43a0('0x7')]&&config['encrypt'][_0x43a0('0x8')]){var isSupported=isAlgorithmSupported(config[_0x43a0('0x7')][_0x43a0('0x8')]);if(isSupported){fileOptions['algorithm']=config[_0x43a0('0x7')][_0x43a0('0x8')];}else{var supportedAlgorithms=getSupportedCiphers()['join'](',\x20');logger[_0x43a0('0x9')](config['encrypt']['algorithm'],'is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:',supportedAlgorithms);}}function isASupportedCipher(_0x4c8318){return AES_SUPPORTED_RX[_0x43a0('0xa')](_0x4c8318);}function getSupportedCiphers(){return crypto[_0x43a0('0xb')]()['filter'](isASupportedCipher);}function isAlgorithmSupported(_0x51d0f6){return getSupportedCiphers()[_0x43a0('0xc')](_0x51d0f6)>-0x1;}function combineOptions(_0x5a8cd1){var _0x331b18={};for(var _0x343423 in fileOptions){if(fileOptions[_0x43a0('0xd')](_0x343423)){_0x331b18[_0x343423]=fileOptions[_0x343423];}}if(_0x5a8cd1){for(var _0x6f976 in _0x5a8cd1){if(_0x5a8cd1[_0x43a0('0xd')](_0x6f976)){_0x331b18[_0x6f976]=_0x5a8cd1[_0x6f976];}}}return _0x331b18;}exports[_0x43a0('0xe')]=function(_0x36647e,_0x20641c,_0x561d2d,_0x587985){return new BPromise(function(_0x1efa7e,_0x3eb88e){_0x587985=combineOptions(_0x587985);var _0x5d9d99=new Buffer(_0x561d2d);var _0x18299d=fs[_0x43a0('0xf')](_0x36647e);var _0x1ab880=fs['createWriteStream'](_0x20641c);var _0x18019f=crypto[_0x43a0('0x10')](_0x587985[_0x43a0('0x8')],_0x5d9d99);_0x18299d['on'](_0x43a0('0x11'),function(_0x28cb54){var _0x15cc99=new Buffer(_0x18019f[_0x43a0('0x12')](_0x28cb54),'binary');_0x1ab880[_0x43a0('0x13')](_0x15cc99);});_0x18299d['on'](_0x43a0('0x14'),function(){try{var _0x25c3b8=new Buffer(_0x18019f[_0x43a0('0x15')](_0x43a0('0x16')),_0x43a0('0x16'));_0x1ab880['write'](_0x25c3b8);_0x1ab880[_0x43a0('0x14')]();_0x1ab880['on'](_0x43a0('0x17'),function(){return _0x1efa7e(_0x20641c);});}catch(_0x556cdd){fs[_0x43a0('0x18')](_0x20641c);return _0x3eb88e(_0x556cdd);}});});};exports[_0x43a0('0x19')]=function(_0x37fd53,_0x1418f5,_0xdd4ae8,_0x19c016){return new BPromise(function(_0x53717e,_0x2ca089){_0x19c016=combineOptions(_0x19c016);var _0x5e0b23=new Buffer(_0xdd4ae8);var _0x17b3f0=fs[_0x43a0('0xf')](_0x37fd53);var _0x44b6f0=fs[_0x43a0('0x1a')](_0x1418f5);var _0x4b88bf=crypto[_0x43a0('0x1b')](_0x19c016[_0x43a0('0x8')],_0x5e0b23);_0x17b3f0['on'](_0x43a0('0x11'),function(_0x473dd9){var _0x709801=new Buffer(_0x4b88bf['update'](_0x473dd9),_0x43a0('0x16'));_0x44b6f0[_0x43a0('0x13')](_0x709801);});_0x17b3f0['on'](_0x43a0('0x14'),function(){try{var _0x2c1f55=new Buffer(_0x4b88bf['final'](_0x43a0('0x16')),_0x43a0('0x16'));_0x44b6f0[_0x43a0('0x13')](_0x2c1f55);_0x44b6f0[_0x43a0('0x14')]();_0x44b6f0['on'](_0x43a0('0x17'),function(){return _0x53717e(_0x1418f5);});}catch(_0xd955f2){fs[_0x43a0('0x18')](_0x1418f5);return _0x2ca089(_0xd955f2);}});});};exports[_0x43a0('0x1c')]=function(_0x90abe9,_0xd83f54,_0x3db095){var _0x3297f1=_0x3db095||stringOptions['algorithm'];var _0x22f4da=_0xd83f54||stringOptions[_0x43a0('0x1d')];var _0x3443f4=crypto[_0x43a0('0x10')](_0x3297f1,_0x22f4da);var _0x8087f8=_0x3443f4[_0x43a0('0x12')](_0x90abe9,'utf8','base64');_0x8087f8+=_0x3443f4[_0x43a0('0x15')](_0x43a0('0x1e'));return _0x8087f8;};exports['decryptString']=function(_0x29f071,_0x43a023,_0x155411){var _0x371aff=_0x155411||stringOptions[_0x43a0('0x8')];var _0x4e71eb=_0x43a023||stringOptions[_0x43a0('0x1d')];var _0x44406f=crypto['createDecipher'](_0x371aff,_0x4e71eb);var _0xa08331=_0x44406f['update'](_0x29f071,'base64','utf8');_0xa08331+=_0x44406f[_0x43a0('0x15')](_0x43a0('0x1f'));return _0xa08331;};