From a11b04ba43f0905d324e36da7bf0dfd0776864e1 Mon Sep 17 00:00:00 2001
From: Raven Scott <raven@ssh.surf>
Date: Sat, 9 Nov 2024 18:51:24 -0500
Subject: [PATCH] Add support: MacOS, Linux, Windows - Needs testing

---
 p2ns.js | 52 ++++++++++++++++++++++++++++++++--------------------
 1 file changed, 32 insertions(+), 20 deletions(-)

diff --git a/p2ns.js b/p2ns.js
index fefb34e..62d2926 100644
--- a/p2ns.js
+++ b/p2ns.js
@@ -20,39 +20,51 @@ const dnsServer = dgram.createSocket('udp4');
 const domainToIPMap = {};
 let currentIP = 2; // Start assigning IP addresses from 192.168.100.2
 
-// Helper function to remove existing virtual interface if it already exists (for macOS)
+// Helper function to remove existing virtual interface if it already exists (for macOS and Linux)
 function removeExistingInterface(subnetName) {
     return new Promise((resolve) => {
-        exec(`sudo ifconfig ${subnetName} down`, (err) => {
-            if (err) resolve();
-            else {
-                console.log(`Removed existing virtual interface: ${subnetName}`);
-                resolve();
-            }
-        });
+        if (os.platform() === 'darwin' || os.platform() === 'linux') {
+            exec(`sudo ifconfig ${subnetName} down`, (err) => {
+                if (err) resolve();
+                else {
+                    console.log(`Removed existing virtual interface: ${subnetName}`);
+                    resolve();
+                }
+            });
+        } else {
+            resolve(); // No virtual interface removal needed for Windows
+        }
     });
 }
 
-// Helper function to create virtual interfaces (for macOS)
+// Helper function to create virtual interfaces (for macOS and Linux)
 async function createVirtualInterface(subnetName, subnetCIDR) {
     await removeExistingInterface(subnetName);
     return new Promise((resolve, reject) => {
-        exec(`sudo ifconfig ${subnetName} alias ${subnetCIDR}`, (err, stdout, stderr) => {
-            if (err) {
-                console.error(`Error creating virtual interface ${subnetName}:`, stderr);
-                reject(`Error creating virtual interface ${subnetName}: ${stderr}`);
-            } else {
-                console.log(`Virtual interface ${subnetName} created with CIDR ${subnetCIDR}.`);
-                resolve(subnetCIDR);
-            }
-        });
+        if (os.platform() === 'darwin' || os.platform() === 'linux') {
+            const command = os.platform() === 'darwin'
+                ? `sudo ifconfig ${subnetName} alias ${subnetCIDR}`
+                : `sudo ip addr add ${subnetCIDR} dev ${subnetName}`;
+            exec(command, (err, stdout, stderr) => {
+                if (err) {
+                    console.error(`Error creating virtual interface ${subnetName}:`, stderr);
+                    reject(`Error creating virtual interface ${subnetName}: ${stderr}`);
+                } else {
+                    console.log(`Virtual interface ${subnetName} created with CIDR ${subnetCIDR}.`);
+                    resolve(subnetCIDR);
+                }
+            });
+        } else {
+            console.warn('Virtual interfaces are not supported on Windows. Skipping interface creation.');
+            resolve(subnetCIDR); // Proceed without creating a virtual interface
+        }
     });
 }
 
 // Updated function to create virtual interfaces dynamically, starting from 192.168.100.2
 async function createInterfaceForDomain(domain) {
     const subnetID = currentIP;
-    const subnetName = `lo0`;
+    const subnetName = os.platform() === 'win32' ? '' : `lo0`; // No subnetName for Windows
     const subnetCIDR = `192.168.100.${subnetID}/24`;
 
     try {
@@ -102,7 +114,7 @@ function checkPublicDNS(domain) {
             questions: [{ type: 'A', name: domain }]
         });
 
-        resolver.send(query, 53, '192.168.0.16', (err) => {
+        resolver.send(query, 53, '1.1.1.1', (err) => {
             if (err) {
                 logDebug(`Error forwarding DNS query to 1.1.1.1: ${err}`);
                 return resolve(null);