server/components/encryptor/index.js

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  18 var _0x5a28=['hasOwnProperty','createReadStream','createWriteStream','createCipher','data','update','write','final','binary','end','close','unlink','decryptFile','createDecipher','utf8','base64','decryptString','secret','bluebird','../../config/environment','../../config/logger','app','secrets','aes-256-ctr','encrypt','algorithm','error','is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:','test','getCiphers','filter','indexOf'];(function(_0x530779,_0x210d44){var _0x389d82=function(_0x4d79e5){while(--_0x4d79e5){_0x530779['push'](_0x530779['shift']());}};_0x389d82(++_0x210d44);}(_0x5a28,0x132));var _0x85a2=function(_0x45cd35,_0x41147c){_0x45cd35=_0x45cd35-0x0;var _0x16db84=_0x5a28[_0x45cd35];return _0x16db84;};'use strict';var crypto=require('crypto');var fs=require('fs');var BPromise=require(_0x85a2('0x0'));var _=require('lodash');var config=require(_0x85a2('0x1'));var logger=require(_0x85a2('0x2'))(_0x85a2('0x3'));const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config[_0x85a2('0x4')]['session'],'algorithm':_0x85a2('0x5')};const fileOptions={'algorithm':'aes192'};if(config[_0x85a2('0x6')]&&config[_0x85a2('0x6')][_0x85a2('0x7')]){var isSupported=isAlgorithmSupported(config[_0x85a2('0x6')][_0x85a2('0x7')]);if(isSupported){fileOptions['algorithm']=config[_0x85a2('0x6')][_0x85a2('0x7')];}else{var supportedAlgorithms=getSupportedCiphers()['join'](',\x20');logger[_0x85a2('0x8')](config['encrypt'][_0x85a2('0x7')],_0x85a2('0x9'),supportedAlgorithms);}}function isASupportedCipher(_0x18c627){return AES_SUPPORTED_RX[_0x85a2('0xa')](_0x18c627);}function getSupportedCiphers(){return crypto[_0x85a2('0xb')]()[_0x85a2('0xc')](isASupportedCipher);}function isAlgorithmSupported(_0x4265b5){return getSupportedCiphers()[_0x85a2('0xd')](_0x4265b5)>-0x1;}function combineOptions(_0x5b1424){var _0x1456f3={};for(var _0x1cd262 in fileOptions){if(fileOptions[_0x85a2('0xe')](_0x1cd262)){_0x1456f3[_0x1cd262]=fileOptions[_0x1cd262];}}if(_0x5b1424){for(var _0x76ba20 in _0x5b1424){if(_0x5b1424['hasOwnProperty'](_0x76ba20)){_0x1456f3[_0x76ba20]=_0x5b1424[_0x76ba20];}}}return _0x1456f3;}exports['encryptFile']=function(_0x5a4b9c,_0x2f003f,_0x2cf3e5,_0xb6d69e){return new BPromise(function(_0x236f86,_0x4f039b){_0xb6d69e=combineOptions(_0xb6d69e);var _0x33706e=new Buffer(_0x2cf3e5);var _0x5894e6=fs[_0x85a2('0xf')](_0x5a4b9c);var _0x382b40=fs[_0x85a2('0x10')](_0x2f003f);var _0x1fa3a1=crypto[_0x85a2('0x11')](_0xb6d69e[_0x85a2('0x7')],_0x33706e);_0x5894e6['on'](_0x85a2('0x12'),function(_0x4fa1f1){var _0x4392c4=new Buffer(_0x1fa3a1[_0x85a2('0x13')](_0x4fa1f1),'binary');_0x382b40[_0x85a2('0x14')](_0x4392c4);});_0x5894e6['on']('end',function(){try{var _0xdc1b08=new Buffer(_0x1fa3a1[_0x85a2('0x15')](_0x85a2('0x16')),_0x85a2('0x16'));_0x382b40[_0x85a2('0x14')](_0xdc1b08);_0x382b40[_0x85a2('0x17')]();_0x382b40['on'](_0x85a2('0x18'),function(){return _0x236f86(_0x2f003f);});}catch(_0x2b05ed){fs[_0x85a2('0x19')](_0x2f003f);return _0x4f039b(_0x2b05ed);}});});};exports[_0x85a2('0x1a')]=function(_0x5680e6,_0x47e254,_0x41aad3,_0xc131a9){return new BPromise(function(_0x5438d9,_0x2020fa){_0xc131a9=combineOptions(_0xc131a9);var _0x43e583=new Buffer(_0x41aad3);var _0x5c1788=fs[_0x85a2('0xf')](_0x5680e6);var _0x5337d8=fs['createWriteStream'](_0x47e254);var _0x4ddd23=crypto[_0x85a2('0x1b')](_0xc131a9[_0x85a2('0x7')],_0x43e583);_0x5c1788['on']('data',function(_0x56fa48){var _0x79c4bd=new Buffer(_0x4ddd23[_0x85a2('0x13')](_0x56fa48),_0x85a2('0x16'));_0x5337d8['write'](_0x79c4bd);});_0x5c1788['on']('end',function(){try{var _0x45ec1c=new Buffer(_0x4ddd23[_0x85a2('0x15')](_0x85a2('0x16')),_0x85a2('0x16'));_0x5337d8[_0x85a2('0x14')](_0x45ec1c);_0x5337d8['end']();_0x5337d8['on'](_0x85a2('0x18'),function(){return _0x5438d9(_0x47e254);});}catch(_0x35753d){fs[_0x85a2('0x19')](_0x47e254);return _0x2020fa(_0x35753d);}});});};exports['encryptString']=function(_0x47eb76,_0x1ca50e,_0x8b273b){var _0x662513=_0x8b273b||stringOptions[_0x85a2('0x7')];var _0xad07f=_0x1ca50e||stringOptions['secret'];var _0xd4b5a0=crypto[_0x85a2('0x11')](_0x662513,_0xad07f);var _0x143d87=_0xd4b5a0['update'](_0x47eb76,_0x85a2('0x1c'),_0x85a2('0x1d'));_0x143d87+=_0xd4b5a0['final'](_0x85a2('0x1d'));return _0x143d87;};exports[_0x85a2('0x1e')]=function(_0x381736,_0x500613,_0x5ebb30){var _0x563dc0=_0x5ebb30||stringOptions[_0x85a2('0x7')];var _0x113c84=_0x500613||stringOptions[_0x85a2('0x1f')];var _0x372606=crypto[_0x85a2('0x1b')](_0x563dc0,_0x113c84);var _0x357843=_0x372606['update'](_0x381736,'base64',_0x85a2('0x1c'));_0x357843+=_0x372606[_0x85a2('0x15')](_0x85a2('0x1c'));return _0x357843;};