Add tor masternodes (#149)

* Add tor masternodes * comment * Tor v3 support --------- Co-authored-by: JSKitty <[email protected]>
PIVX-Labs · Jul 11, 2023 · aac4a10 · aac4a10
1 parent e262647
commit aac4a10
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Showing 5 changed files with 66 additions and 12 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -58,6 +58,7 @@
     "@noble/hashes": "^1.1.5",
     "@noble/secp256k1": "^1.7.0",
     "@popperjs/core": "^2.11.6",
+    "base32": "^0.0.7",
     "bech32": "^2.0.0",
     "biginteger": "^1.0.3",
     "bip39": "^3.0.4",

diff --git a/scripts/global.js b/scripts/global.js
@@ -1259,20 +1259,23 @@ export async function destroyMasternode() {
 
 /**
  * Takes an ip address and adds the port.
+ * If it's a tor address, ip.onion:port will be used (e.g. expyuzz4wqqyqhjn.onion:12345)
  * If it's an IPv4 address, ip:port will be used, (e.g. 127.0.0.1:12345)
  * If it's an IPv6 address, [ip]:port will be used, (e.g. [::1]:12345)
  * @param {String} ip - Ip address with or without port
  * @returns {String}
  */
 function parseIpAddress(ip) {
-    // IPv4 without port
-    if (ip.match(/\d+\.\d+\.\d+\.\d+/)) {
+    // IPv4 or tor without port
+    if (ip.match(/\d+\.\d+\.\d+\.\d+/) || ip.match(/\w+\.onion/)) {
         return `${ip}:${cChainParams.current.MASTERNODE_PORT}`;
     }
-    // IPv4 with port
-    if (ip.match(/\d+\.\d+\.\d+\.\d+:\d+/)) {
+
+    // IPv4 or tor with port
+    if (ip.match(/\d+\.\d+\.\d+\.\d+:\d+/) || ip.match(/\w+\.onion:\d+/)) {
         return ip;
     }
+
     // IPv6 without port
     if (Address6.isValid(ip)) {
         return `[${ip}]:${cChainParams.current.MASTERNODE_PORT}`;

diff --git a/scripts/masternode.js b/scripts/masternode.js
@@ -12,6 +12,7 @@ import { Address6 } from 'ip-address';
 import * as nobleSecp256k1 from '@noble/secp256k1';
 import { OP } from './script.js';
 import bs58 from 'bs58';
+import base32 from 'base32';
 
 /**
  * Construct a Masternode
@@ -74,18 +75,41 @@ export default class Masternode {
     }
 
     /**
-     * @param {String} ip
-     * @param {Number} port
+     * @param {string} ip
+     * @param {number} port
      * @returns {string} hex representation of the IP + port pair
      */
     static _decodeIpAddress(ip, port) {
-        const address = ip.includes('.')
-            ? Address6.fromAddress4(ip)
-            : new Address6(ip);
-        const bytes = address.toUnsignedByteArray();
+        /**
+         * @type {Array<Number>?}
+         */
+        let bytes;
+        if (ip.endsWith('.onion')) {
+            const onionBytes = base32
+                .decode(ip.slice(0, -6))
+                .split('')
+                .map((c) => c.charCodeAt(0));
+            switch (onionBytes.length) {
+                case 10:
+                    bytes = [0xfd, 0x87, 0xd8, 0x7e, 0xeb, 0x43, ...onionBytes];
+                    break;
+                case 35:
+                    bytes = [0x04, 32, ...onionBytes.slice(0, 32)];
+                    break;
+                default:
+                    throw new Error('Invalid onion address');
+            }
+        } else {
+            const address = ip.includes('.')
+                ? Address6.fromAddress4(ip)
+                : new Address6(ip);
+            bytes = address.toUnsignedByteArray();
+        }
         const res =
-            bytesToHex([...new Array(16 - bytes.length).fill(0), ...bytes]) +
-            bytesToHex(Masternode._numToBytes(port, 2, false));
+            bytesToHex([
+                ...new Array(Math.max(16 - bytes.length, 0)).fill(0),
+                ...bytes,
+            ]) + bytesToHex(Masternode._numToBytes(port, 2, false));
         return res;
     }
 

diff --git a/webpack.common.js b/webpack.common.js
@@ -41,6 +41,9 @@ module.exports = {
         alias: {
             'bn.js': path.join(__dirname, 'node_modules/bn.js/lib/bn.js'),
         },
+        fallback: {
+            fs: false,
+        },
     },
     plugins: [
         new HtmlWebpackPlugin({