j0n3 / wsl2portmappingtool

Manage firewall rules and port forwardings to expose a port from your WSL2 machine

WSL2PortMappingTool [Work In progress]

Manage Windows firewall rules and port forwardings to expose a port in your WSL2 machine.

Tested in Windows 10

Firewall Rules and Port Forwardings for WSL2
--------------------------------------------------
Firewall Rule: Allowing LAN connections to port 5000
    0.0.0.0:5000 to localhost:5000


1) Create new rule and port forwarding
2) Delete an existing rule
3) Display Firewall Rule for port
4) Display all Firewall rules "Allowing LAN connections to port *"
5) Display all port forwardings
0) Exit

Choose an option:

Other useful commands

To add or remove rules administrative privileges are required. Adding or deleting rules persist over reboots and can imply a security risk or cause applications to stop working. Use this at your own risk.

Firewall

All rules backup export

netsh advfirewall export "firewall_rules_backup.wfw"

Import backup

netsh advfirewall import "firewall_rules_backup.wfw"

Show all firewall rules

netsh advfirewall firewall show rule name=all

Show all rules matching a pattern

netsh advfirewall firewall show rule name=all | find "Allowing LAN connections to port"

Show config for a single rule

netsh advfirewall firewall show rule name="Allowing LAN connections to port 5000"

Add an in rule open for everyone

netsh advfirewall firewall add rule name="Allowing LAN connections to port 5000" dir=in action=allow protocol=TCP localport=5000

Add an in rule for a single ip

netsh advfirewall firewall add rule name="Allowing LAN connections to port 5000" dir=in action=allow protocol=TCP localport=5000 remoteip=192.168.1.83/32

Delete a rule

netsh advfirewall firewall delete rule name="Allowing LAN connections to port 5000"

Port forwarding

Show all forwardings

netsh interface portproxy show all

Add forwarding

netsh interface portproxy add v4tov4 listenaddress=0.0.0.0 listenport=5000 connectaddress=localhost connectport=5000

Delete forwarding

netsh interface portproxy delete v4tov4 listenaddress=0.0.0.0 listenport=5000

Credits

Thanks to ChatGPT :)