nixpkgs

Install NIX

sh <(curl -L https://nixos.org/nix/install) --no-daemon

Enable profile

. /home/sstent/.nix-profile/etc/profile.d/nix.sh

Enable flakes & nix-command

mkdir -p ~/.config/nix/
echo "experimental-features = nix-command flakes" > ~/.config/nix/nix.conf

Setup channels and enable path

nix-channel --add https://github.com/rycee/home-manager/archive/master.tar.gz home-manager
nix-channel --update
export NIX_PATH=$HOME/.nix-defexpr/channels:/nix/var/nix/profiles/per-user/root/channels${NIX_PATH:+:$NIX_PATH}

Setup ssh keys

nix-shell -p wget p7zip socat

Inside SHELL

wget https://github.com/rupor-github/wsl-ssh-agent/releases/download/v1.5.2/wsl-ssh-agent.zip -P /tmp
mkdir -p ~/bin
7z e -y /tmp/wsl-ssh-agent.zip -o$HOME/bin/
chmod +x ~/bin/npiperelay.exe
mkdir -p $HOME/.ssh
touch $HOME/.ssh/agent.sock

Create ~/bin/wsl-ssh-agent-forwarder

nano ~/bin/wsl-ssh-agent-forwarder 

paste

#!/usr/bin/env bash
# Usage: wsl-ssh-agent-forward [ -k | -r ]
# Options:
#    -k    Kill the current process (if exists) and do not restart it.
#    -r    Kill the current process (if exists) and restart it.
# Default operation is to start a process only if it does not exist.

export SSH_AUTH_SOCK=$HOME/.ssh/agent.sock

sshpid=$(ss -ap | grep "$SSH_AUTH_SOCK")
if [ "$1" = "-k" ] || [ "$1" = "-r" ]; then
    sshpid=${sshpid//*pid=/}
    sshpid=${sshpid%%,*}
    if [ -n "${sshpid}" ]; then
        kill "${sshpid}"
    else
        echo "'socat' not found or PID not found"
    fi
    if [ "$1" = "-k" ]; then
        exit
    fi
    unset sshpid
fi

if [ -z "${sshpid}" ]; then
    rm -f $SSH_AUTH_SOCK
    ( setsid socat UNIX-LISTEN:$SSH_AUTH_SOCK,fork EXEC:"$HOME/bin/npiperelay.exe -ei -s //./pipe/openssh-ssh-agent",nofork & ) >/de>fi

Enable the forwarder

chmod +x ~/bin/wsl-ssh-agent-forwarder
. ~/bin/wsl-ssh-agent-forwarder
ssh-add -l
exit

Check keys loaded

ssh-add -l

Install Home Manager

nix-shell '<home-manager>' -A install

Grab config repo

rm -f /home/sstent/.config/nixpkgs/home.nix
git clone git@github.com:sstent/nixpkgs.git /home/sstent/.config/nixpkgs

Enable profile

home-manager switch -b backup

Updates

home-manager switch