server/components/encryptor/index.js

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  18 var _0x09ca=['close','unlink','data','encryptString','secret','utf8','base64','decryptString','createDecipher','crypto','lodash','../../config/logger','app','aes-256-ctr','aes192','encrypt','algorithm','error','is\x20not\x20a\x20supported\x20algorithm.\x20Your\x20system\x20supports\x20the\x20following\x20algorithms:','test','getCiphers','filter','indexOf','hasOwnProperty','encryptFile','createReadStream','createWriteStream','createCipher','update','binary','write','end','final'];(function(_0x4e3ffa,_0x82c4ba){var _0x556d3c=function(_0x3b7e7d){while(--_0x3b7e7d){_0x4e3ffa['push'](_0x4e3ffa['shift']());}};_0x556d3c(++_0x82c4ba);}(_0x09ca,0xcf));var _0xa09c=function(_0x45a1df,_0x48bba2){_0x45a1df=_0x45a1df-0x0;var _0xcd38e2=_0x09ca[_0x45a1df];return _0xcd38e2;};'use strict';var crypto=require(_0xa09c('0x0'));var fs=require('fs');var BPromise=require('bluebird');var _=require(_0xa09c('0x1'));var config=require('../../config/environment');var logger=require(_0xa09c('0x2'))(_0xa09c('0x3'));const AES_SUPPORTED_RX=/^aes(-)?\d{3}(-(cbc|cfb|ctr)(1|8)?){0,1}$/;const stringOptions={'secret':config['secrets']['session'],'algorithm':_0xa09c('0x4')};const fileOptions={'algorithm':_0xa09c('0x5')};if(config[_0xa09c('0x6')]&&config[_0xa09c('0x6')][_0xa09c('0x7')]){var isSupported=isAlgorithmSupported(config[_0xa09c('0x6')][_0xa09c('0x7')]);if(isSupported){fileOptions['algorithm']=config['encrypt'][_0xa09c('0x7')];}else{var supportedAlgorithms=getSupportedCiphers()['join'](',\x20');logger[_0xa09c('0x8')](config['encrypt'][_0xa09c('0x7')],_0xa09c('0x9'),supportedAlgorithms);}}function isASupportedCipher(_0x4fcdee){return AES_SUPPORTED_RX[_0xa09c('0xa')](_0x4fcdee);}function getSupportedCiphers(){return crypto[_0xa09c('0xb')]()[_0xa09c('0xc')](isASupportedCipher);}function isAlgorithmSupported(_0x5e5df5){return getSupportedCiphers()[_0xa09c('0xd')](_0x5e5df5)>-0x1;}function combineOptions(_0xedb6d4){var _0x2b076f={};for(var _0x1869e9 in fileOptions){if(fileOptions[_0xa09c('0xe')](_0x1869e9)){_0x2b076f[_0x1869e9]=fileOptions[_0x1869e9];}}if(_0xedb6d4){for(var _0x41367a in _0xedb6d4){if(_0xedb6d4['hasOwnProperty'](_0x41367a)){_0x2b076f[_0x41367a]=_0xedb6d4[_0x41367a];}}}return _0x2b076f;}exports[_0xa09c('0xf')]=function(_0x2a0ad6,_0x23e8ed,_0x2c91f8,_0x58307c){return new BPromise(function(_0x2d0923,_0x6ec600){_0x58307c=combineOptions(_0x58307c);var _0x2d720b=new Buffer(_0x2c91f8);var _0x23c8d2=fs[_0xa09c('0x10')](_0x2a0ad6);var _0x1d7c5b=fs[_0xa09c('0x11')](_0x23e8ed);var _0x2e2d6d=crypto[_0xa09c('0x12')](_0x58307c[_0xa09c('0x7')],_0x2d720b);_0x23c8d2['on']('data',function(_0x89058b){var _0x4b1bb1=new Buffer(_0x2e2d6d[_0xa09c('0x13')](_0x89058b),_0xa09c('0x14'));_0x1d7c5b[_0xa09c('0x15')](_0x4b1bb1);});_0x23c8d2['on'](_0xa09c('0x16'),function(){try{var _0x56d981=new Buffer(_0x2e2d6d[_0xa09c('0x17')](_0xa09c('0x14')),'binary');_0x1d7c5b[_0xa09c('0x15')](_0x56d981);_0x1d7c5b[_0xa09c('0x16')]();_0x1d7c5b['on'](_0xa09c('0x18'),function(){return _0x2d0923(_0x23e8ed);});}catch(_0x419f6f){fs[_0xa09c('0x19')](_0x23e8ed);return _0x6ec600(_0x419f6f);}});});};exports['decryptFile']=function(_0xae3b67,_0x8b464c,_0xe52ecd,_0x11d0b2){return new BPromise(function(_0x28846d,_0x559df8){_0x11d0b2=combineOptions(_0x11d0b2);var _0x407400=new Buffer(_0xe52ecd);var _0x5ea0eb=fs['createReadStream'](_0xae3b67);var _0x5d7f93=fs['createWriteStream'](_0x8b464c);var _0x2541ad=crypto['createDecipher'](_0x11d0b2[_0xa09c('0x7')],_0x407400);_0x5ea0eb['on'](_0xa09c('0x1a'),function(_0x53cb03){var _0xa615d2=new Buffer(_0x2541ad[_0xa09c('0x13')](_0x53cb03),_0xa09c('0x14'));_0x5d7f93['write'](_0xa615d2);});_0x5ea0eb['on'](_0xa09c('0x16'),function(){try{var _0x34504b=new Buffer(_0x2541ad['final'](_0xa09c('0x14')),_0xa09c('0x14'));_0x5d7f93['write'](_0x34504b);_0x5d7f93['end']();_0x5d7f93['on'](_0xa09c('0x18'),function(){return _0x28846d(_0x8b464c);});}catch(_0x21512c){fs[_0xa09c('0x19')](_0x8b464c);return _0x559df8(_0x21512c);}});});};exports[_0xa09c('0x1b')]=function(_0x4865fe,_0x14357b,_0x163fc0){var _0x44161c=_0x163fc0||stringOptions['algorithm'];var _0x38cf80=_0x14357b||stringOptions[_0xa09c('0x1c')];var _0x363fe9=crypto['createCipher'](_0x44161c,_0x38cf80);var _0x2d5033=_0x363fe9['update'](_0x4865fe,_0xa09c('0x1d'),'base64');_0x2d5033+=_0x363fe9[_0xa09c('0x17')](_0xa09c('0x1e'));return _0x2d5033;};exports[_0xa09c('0x1f')]=function(_0x47374b,_0x4eb5b0,_0x6ea5c4){var _0x4baffd=_0x6ea5c4||stringOptions[_0xa09c('0x7')];var _0x1a8494=_0x4eb5b0||stringOptions['secret'];var _0x514077=crypto[_0xa09c('0x20')](_0x4baffd,_0x1a8494);var _0x367d17=_0x514077[_0xa09c('0x13')](_0x47374b,_0xa09c('0x1e'),_0xa09c('0x1d'));_0x367d17+=_0x514077[_0xa09c('0x17')](_0xa09c('0x1d'));return _0x367d17;};