server/components/encryptor/index.js

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  18 var _0x26f5=['end','unlink','encryptString','createCipher','base64','secret','createDecipher','utf8','crypto','../../config/environment','app','aes-256-ctr','aes192','encrypt','algorithm','join','is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:','test','getCiphers','filter','indexOf','hasOwnProperty','createReadStream','data','update','binary','write','final','close','decryptFile','createWriteStream'];(function(_0x488964,_0x22ea0b){var _0x5097e1=function(_0x4cbdf9){while(--_0x4cbdf9){_0x488964['push'](_0x488964['shift']());}};_0x5097e1(++_0x22ea0b);}(_0x26f5,0xe1));var _0x526f=function(_0x552ce7,_0x308028){_0x552ce7=_0x552ce7-0x0;var _0x1413cf=_0x26f5[_0x552ce7];return _0x1413cf;};'use strict';var crypto=require(_0x526f('0x0'));var fs=require('fs');var BPromise=require('bluebird');var _=require('lodash');var config=require(_0x526f('0x1'));var logger=require('../../config/logger')(_0x526f('0x2'));const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config['secrets']['session'],'algorithm':_0x526f('0x3')};const fileOptions={'algorithm':_0x526f('0x4')};if(config['encrypt']&&config[_0x526f('0x5')][_0x526f('0x6')]){var isSupported=isAlgorithmSupported(config[_0x526f('0x5')][_0x526f('0x6')]);if(isSupported){fileOptions['algorithm']=config['encrypt'][_0x526f('0x6')];}else{var supportedAlgorithms=getSupportedCiphers()[_0x526f('0x7')](',\x20');logger['error'](config[_0x526f('0x5')][_0x526f('0x6')],_0x526f('0x8'),supportedAlgorithms);}}function isASupportedCipher(_0x532b85){return AES_SUPPORTED_RX[_0x526f('0x9')](_0x532b85);}function getSupportedCiphers(){return crypto[_0x526f('0xa')]()[_0x526f('0xb')](isASupportedCipher);}function isAlgorithmSupported(_0x4eb582){return getSupportedCiphers()[_0x526f('0xc')](_0x4eb582)>-0x1;}function combineOptions(_0x57bcd5){var _0x3df26b={};for(var _0xc01a78 in fileOptions){if(fileOptions[_0x526f('0xd')](_0xc01a78)){_0x3df26b[_0xc01a78]=fileOptions[_0xc01a78];}}if(_0x57bcd5){for(var _0x58753b in _0x57bcd5){if(_0x57bcd5[_0x526f('0xd')](_0x58753b)){_0x3df26b[_0x58753b]=_0x57bcd5[_0x58753b];}}}return _0x3df26b;}exports['encryptFile']=function(_0x3a202d,_0x2711b0,_0x1b477d,_0x74ef02){return new BPromise(function(_0x484b9c,_0xc9bbed){_0x74ef02=combineOptions(_0x74ef02);var _0x17302f=new Buffer(_0x1b477d);var _0x1a406a=fs[_0x526f('0xe')](_0x3a202d);var _0x402ebb=fs['createWriteStream'](_0x2711b0);var _0x5e4071=crypto['createCipher'](_0x74ef02[_0x526f('0x6')],_0x17302f);_0x1a406a['on'](_0x526f('0xf'),function(_0x9302e5){var _0x404d67=new Buffer(_0x5e4071[_0x526f('0x10')](_0x9302e5),_0x526f('0x11'));_0x402ebb[_0x526f('0x12')](_0x404d67);});_0x1a406a['on']('end',function(){try{var _0x183c4b=new Buffer(_0x5e4071[_0x526f('0x13')]('binary'),_0x526f('0x11'));_0x402ebb[_0x526f('0x12')](_0x183c4b);_0x402ebb['end']();_0x402ebb['on'](_0x526f('0x14'),function(){return _0x484b9c(_0x2711b0);});}catch(_0x19935f){fs['unlink'](_0x2711b0);return _0xc9bbed(_0x19935f);}});});};exports[_0x526f('0x15')]=function(_0x22dbe0,_0x57a9bb,_0x4c19c8,_0x404d9c){return new BPromise(function(_0x23e9f0,_0x501425){_0x404d9c=combineOptions(_0x404d9c);var _0x2d3d73=new Buffer(_0x4c19c8);var _0x4e2433=fs[_0x526f('0xe')](_0x22dbe0);var _0x2c3742=fs[_0x526f('0x16')](_0x57a9bb);var _0x288364=crypto['createDecipher'](_0x404d9c[_0x526f('0x6')],_0x2d3d73);_0x4e2433['on'](_0x526f('0xf'),function(_0x9501a1){var _0x2d4e05=new Buffer(_0x288364['update'](_0x9501a1),'binary');_0x2c3742[_0x526f('0x12')](_0x2d4e05);});_0x4e2433['on'](_0x526f('0x17'),function(){try{var _0x4a2fcf=new Buffer(_0x288364['final']('binary'),'binary');_0x2c3742[_0x526f('0x12')](_0x4a2fcf);_0x2c3742[_0x526f('0x17')]();_0x2c3742['on'](_0x526f('0x14'),function(){return _0x23e9f0(_0x57a9bb);});}catch(_0x97d633){fs[_0x526f('0x18')](_0x57a9bb);return _0x501425(_0x97d633);}});});};exports[_0x526f('0x19')]=function(_0x574c3b,_0x3d29bd,_0x3b9b53){var _0x4e1b0e=_0x3b9b53||stringOptions[_0x526f('0x6')];var _0x563d60=_0x3d29bd||stringOptions['secret'];var _0x46cc92=crypto[_0x526f('0x1a')](_0x4e1b0e,_0x563d60);var _0x47a839=_0x46cc92[_0x526f('0x10')](_0x574c3b,'utf8',_0x526f('0x1b'));_0x47a839+=_0x46cc92[_0x526f('0x13')](_0x526f('0x1b'));return _0x47a839;};exports['decryptString']=function(_0x5f066a,_0x4e8c40,_0x2a4d2a){var _0x5747e6=_0x2a4d2a||stringOptions['algorithm'];var _0x5e4685=_0x4e8c40||stringOptions[_0x526f('0x1c')];var _0x205d3b=crypto[_0x526f('0x1d')](_0x5747e6,_0x5e4685);var _0x2147b0=_0x205d3b[_0x526f('0x10')](_0x5f066a,_0x526f('0x1b'),'utf8');_0x2147b0+=_0x205d3b[_0x526f('0x13')](_0x526f('0x1e'));return _0x2147b0;};