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Fixed RSA generation and added digest option to verify

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Matt 2020-04-06 13:35:14 +01:00
parent 73864e0809
commit e0f000b913
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GPG key ID: 2DD462FE98BF38C2
4 changed files with 27 additions and 6 deletions
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9
src/core/lib/RSA.mjs Normal file
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@ -0,0 +1,9 @@
import forge from "node-forge/dist/forge.min.js";
export const MD_ALGORITHMS = {
"SHA-1": forge.md.sha1,
"MD5": forge.md.md5,
"SHA-256": forge.md.sha256,
"SHA-384": forge.md.sha384,
"SHA-512": forge.md.sha512,
};

3
src/core/operations/GenerateRSAKeyPair.mjs
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@ -1,4 +1,5 @@
/** /**
* @author Matt C [me@mitt.dev]
* @author gchq77703 [] * @author gchq77703 []
* @copyright Crown Copyright 2018 * @copyright Crown Copyright 2018
* @license Apache-2.0 * @license Apache-2.0
@ -55,7 +56,7 @@ class GenerateRSAKeyPair extends Operation {
const [keyLength, outputFormat] = args; const [keyLength, outputFormat] = args;
return new Promise((resolve, reject) => { return new Promise((resolve, reject) => {
forge.pki.rsa.generateKeyPair({ bits: Number(keyLength), workers: -1}, (err, keypair) => { forge.pki.rsa.generateKeyPair({ bits: Number(keyLength), workers: -1, workerScript: "./assets/forge/prime.worker.min.js"}, (err, keypair) => {
if (err) return reject(err); if (err) return reject(err);
let result; let result;

16
src/core/operations/RSASign.mjs
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@ -1,11 +1,13 @@
/** /**
* @author Matt C [me@mitt.dev]
* @author gchq77703 [] * @author gchq77703 []
* @copyright Crown Copyright 2018 * @copyright Crown Copyright 2020
* @license Apache-2.0 * @license Apache-2.0
*/ */
import Operation from "../Operation"; import Operation from "../Operation";
import forge from "node-forge/dist/forge.min.js"; import forge from "node-forge/dist/forge.min.js";
import { MD_ALGORITHMS } from "../lib/RSA.mjs";
/** /**
* RSA Sign operation * RSA Sign operation
@ -31,9 +33,14 @@ class RSASign extends Operation {
value: "-----BEGIN RSA PRIVATE KEY-----" value: "-----BEGIN RSA PRIVATE KEY-----"
}, },
{ {
name: "Password", name: "Key Password",
type: "text", type: "text",
value: "" value: ""
},
{
name: "Message Digest Algorithm",
type: "option",
value: Object.keys(MD_ALGORITHMS)
} }
]; ];
} }
@ -44,11 +51,10 @@ class RSASign extends Operation {
* @returns {string} * @returns {string}
*/ */
run(input, args) { run(input, args) {
const [key, password] = args; const [key, password, mdAlgo] = args;
const privateKey = forge.pki.decryptRsaPrivateKey(key, password); const privateKey = forge.pki.decryptRsaPrivateKey(key, password);
const md = MD_ALGORITHMS[mdAlgo].create();
const md = forge.md.sha1.create();
md.update(input, "utf8"); md.update(input, "utf8");
const signature = privateKey.sign(md); const signature = privateKey.sign(md);

5
webpack.config.js
View file

@ -56,6 +56,11 @@ module.exports = {
context: "src/core/vendor/", context: "src/core/vendor/",
from: "tesseract/**/*", from: "tesseract/**/*",
to: "assets/" to: "assets/"
},
{
context: "node_modules/node-forge/dist",
from: "prime.worker.min.js",
to: "assets/forge/"
} }
]) ])
], ],