Add wsl

tcp/README.md

@@ -1,3 +1,3 @@
 How to enable Port Forwarding for TCP?
 
-[CzBiX/WSLHostPatcher](https://github.com/CzBiX/WSLHostPatcher)
+Run the wsl-port-forwarding.ps1 in Powershell Administrator

tcp/wsl-port-forwarding.ps1

@@ -0,0 +1,23 @@
+# From: https://stackoverflow.com/a/71546540
+
+$ports=@(12345) # the ports you want to open
+$addr='0.0.0.0';
+
+$wslIP = bash.exe -c "hostname -I"
+$found = $wslIP -match '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}';
+
+if(! $wslIP -match '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}') {
+  echo "WSL's IP cannot be found. Aborting";
+  exit;
+}
+
+$portsStr = $ports -join ",";
+iex "Remove-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' ";
+iex "New-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' -Direction Outbound -LocalPort $portsStr -Action Allow -Protocol TCP";
+iex "New-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' -Direction Inbound -LocalPort $portsStr -Action Allow -Protocol TCP";
+
+for ($i = 0; $i -lt $ports.length; $i++) {
+  $port = $ports[$i];
+  iex "netsh interface portproxy delete v4tov4 listenport=$port listenaddress=$addr";
+  iex "netsh interface portproxy add v4tov4 listenport=$port listenaddress=$addr connectport=$port connectaddress=$wslIP";
+}