server/components/encryptor/index.js

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  18 var _0x49a1=['data','binary','end','final','write','close','unlink','decryptFile','createWriteStream','createDecipher','update','utf8','decryptString','secret','base64','bluebird','lodash','../../config/environment','../../config/logger','app','secrets','session','aes-256-ctr','aes192','encrypt','algorithm','is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:','test','getCiphers','indexOf','hasOwnProperty','encryptFile','createReadStream','createCipher'];(function(_0x2e726e,_0x3faf87){var _0x273748=function(_0x3d9fbb){while(--_0x3d9fbb){_0x2e726e['push'](_0x2e726e['shift']());}};_0x273748(++_0x3faf87);}(_0x49a1,0xb9));var _0x149a=function(_0x2f5800,_0xe42578){_0x2f5800=_0x2f5800-0x0;var _0x5010bd=_0x49a1[_0x2f5800];return _0x5010bd;};'use strict';var crypto=require('crypto');var fs=require('fs');var BPromise=require(_0x149a('0x0'));var _=require(_0x149a('0x1'));var config=require(_0x149a('0x2'));var logger=require(_0x149a('0x3'))(_0x149a('0x4'));const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config[_0x149a('0x5')][_0x149a('0x6')],'algorithm':_0x149a('0x7')};const fileOptions={'algorithm':_0x149a('0x8')};if(config['encrypt']&&config[_0x149a('0x9')][_0x149a('0xa')]){var isSupported=isAlgorithmSupported(config[_0x149a('0x9')]['algorithm']);if(isSupported){fileOptions[_0x149a('0xa')]=config['encrypt'][_0x149a('0xa')];}else{var supportedAlgorithms=getSupportedCiphers()['join'](',\x20');logger['error'](config['encrypt'][_0x149a('0xa')],_0x149a('0xb'),supportedAlgorithms);}}function isASupportedCipher(_0x43fc52){return AES_SUPPORTED_RX[_0x149a('0xc')](_0x43fc52);}function getSupportedCiphers(){return crypto[_0x149a('0xd')]()['filter'](isASupportedCipher);}function isAlgorithmSupported(_0xf8ed87){return getSupportedCiphers()[_0x149a('0xe')](_0xf8ed87)>-0x1;}function combineOptions(_0x7ad33a){var _0x2598ed={};for(var _0x41d8ce in fileOptions){if(fileOptions[_0x149a('0xf')](_0x41d8ce)){_0x2598ed[_0x41d8ce]=fileOptions[_0x41d8ce];}}if(_0x7ad33a){for(var _0x441011 in _0x7ad33a){if(_0x7ad33a[_0x149a('0xf')](_0x441011)){_0x2598ed[_0x441011]=_0x7ad33a[_0x441011];}}}return _0x2598ed;}exports[_0x149a('0x10')]=function(_0x3009ef,_0x1edc94,_0x440851,_0x4a0e29){return new BPromise(function(_0x45b1df,_0x5a7044){_0x4a0e29=combineOptions(_0x4a0e29);var _0x2101c9=new Buffer(_0x440851);var _0x35dd03=fs[_0x149a('0x11')](_0x3009ef);var _0x47d50b=fs['createWriteStream'](_0x1edc94);var _0x114bdf=crypto[_0x149a('0x12')](_0x4a0e29['algorithm'],_0x2101c9);_0x35dd03['on'](_0x149a('0x13'),function(_0x212fef){var _0x4b6732=new Buffer(_0x114bdf['update'](_0x212fef),_0x149a('0x14'));_0x47d50b['write'](_0x4b6732);});_0x35dd03['on'](_0x149a('0x15'),function(){try{var _0x106b4f=new Buffer(_0x114bdf[_0x149a('0x16')](_0x149a('0x14')),'binary');_0x47d50b[_0x149a('0x17')](_0x106b4f);_0x47d50b[_0x149a('0x15')]();_0x47d50b['on'](_0x149a('0x18'),function(){return _0x45b1df(_0x1edc94);});}catch(_0x4fea1c){fs[_0x149a('0x19')](_0x1edc94);return _0x5a7044(_0x4fea1c);}});});};exports[_0x149a('0x1a')]=function(_0x5d95ea,_0x10ddf0,_0x4945d7,_0x3b63c9){return new BPromise(function(_0x4da4de,_0x2d33ab){_0x3b63c9=combineOptions(_0x3b63c9);var _0x23bfba=new Buffer(_0x4945d7);var _0x4ecb81=fs['createReadStream'](_0x5d95ea);var _0x280043=fs[_0x149a('0x1b')](_0x10ddf0);var _0x58ab8d=crypto[_0x149a('0x1c')](_0x3b63c9['algorithm'],_0x23bfba);_0x4ecb81['on'](_0x149a('0x13'),function(_0x4d99b5){var _0x5d32c0=new Buffer(_0x58ab8d[_0x149a('0x1d')](_0x4d99b5),_0x149a('0x14'));_0x280043[_0x149a('0x17')](_0x5d32c0);});_0x4ecb81['on']('end',function(){try{var _0x176fd1=new Buffer(_0x58ab8d[_0x149a('0x16')](_0x149a('0x14')),_0x149a('0x14'));_0x280043[_0x149a('0x17')](_0x176fd1);_0x280043[_0x149a('0x15')]();_0x280043['on']('close',function(){return _0x4da4de(_0x10ddf0);});}catch(_0x607dce){fs[_0x149a('0x19')](_0x10ddf0);return _0x2d33ab(_0x607dce);}});});};exports['encryptString']=function(_0x39b55f,_0x108235,_0xf17458){var _0x418323=_0xf17458||stringOptions[_0x149a('0xa')];var _0x1d226b=_0x108235||stringOptions['secret'];var _0x4df5b0=crypto['createCipher'](_0x418323,_0x1d226b);var _0x53b5af=_0x4df5b0[_0x149a('0x1d')](_0x39b55f,_0x149a('0x1e'),'base64');_0x53b5af+=_0x4df5b0[_0x149a('0x16')]('base64');return _0x53b5af;};exports[_0x149a('0x1f')]=function(_0x2cea96,_0x1ab8d6,_0xf34676){var _0x237123=_0xf34676||stringOptions[_0x149a('0xa')];var _0x53ac0b=_0x1ab8d6||stringOptions[_0x149a('0x20')];var _0x308df6=crypto[_0x149a('0x1c')](_0x237123,_0x53ac0b);var _0x157960=_0x308df6[_0x149a('0x1d')](_0x2cea96,_0x149a('0x21'),_0x149a('0x1e'));_0x157960+=_0x308df6[_0x149a('0x16')](_0x149a('0x1e'));return _0x157960;};