nixos-config/images/yubikey-image.nix
2019-12-20 17:54:26 +13:00

68 lines
2 KiB
Nix

# NixOS livesystem to generate yubikeys in an air-gapped manner
# screenshot: https://dl.thalheim.io/wmxIqucOEo2xuLk0Ut45fQ/yubikey-live-system.png
# $ nixos-generator -f iso -c yubikey-image.nix
{ pkgs, ... }: {
environment.interactiveShellInit = ''
export GNUPGHOME=/run/user/$(id -u)/gnupghome
if [ ! -d $GNUPGHOME ]; then
mkdir $GNUPGHOME
fi
cp ${
pkgs.fetchurl {
url =
"https://raw.githubusercontent.com/drduh/config/662c16404eef04f506a6a208f1253fee2f4895d9/gpg.conf";
sha256 = "118fmrsn28fz629y7wwwcx7r1wfn59h3mqz1snyhf8b5yh0sb8la";
}
} "$GNUPGHOME/gpg.conf"
echo "\$GNUPGHOME has been set up for you. Generated keys will be in $GNUPGHOME."
'';
environment.systemPackages = with pkgs; [
yubikey-personalization
cryptsetup
pwgen
midori
paperkey
gnupg
#haskellPackages.hopenpgp-tools
ctmg
];
services.udev.packages = with pkgs; [ yubikey-personalization ];
services.pcscd.enable = true;
users.extraUsers.root.initialHashedPassword = "";
# make sure we are air-gapped
networking.wireless.enable = false;
networking.dhcpcd.enable = false;
services.mingetty.helpLine = "The 'root' account has an empty password.";
services.xserver = {
enable = true;
displayManager.auto.enable = true;
desktopManager = let
guide = pkgs.stdenv.mkDerivation {
name = "yubikey-guide-2019-01-21.html";
src = pkgs.fetchFromGitHub {
owner = "drduh";
repo = "YubiKey-Guide";
rev = "035d98ebbed54a0218ccbf23905054d32f97508e";
sha256 = "0rzy06a5xgfjpaklxdgrxml24d0vhk78lb577l3z4x7a2p32dbyq";
};
buildInputs = [ pkgs.pandoc ];
installPhase =
"pandoc --highlight-style pygments -s --toc README.md -o $out";
};
in {
default = "xfce";
xterm.enable = false;
xfce.enable = true;
xfce.extraSessionCommands = ''
${pkgs.midori}/bin/midori ${guide} &
${pkgs.xfce.terminal}/bin/xfce4-terminal &
'';
};
};
}