dotfiles/nixos/boxes/vultr1/tailscale-vultr1.nix

32 lines
1.0 KiB
Nix

{ config, pkgs, inputs, lib, ... }:
let
inherit (inputs.nixpkgs-nixos-unstable.legacyPackages."x86_64-linux") tailscale;
in {
systemd.services.tailscale-autoconnect = {
description = "Automatic connection to Tailscale";
# make sure tailscale is running before trying to connect to tailscale
after = [ "network-pre.target" "tailscale.service" ];
wants = [ "network-pre.target" "tailscale.service" ];
wantedBy = [ "multi-user.target" ];
# set this service as a oneshot job
serviceConfig.Type = "oneshot";
# have the job run this shell script
script = ''
# wait for tailscaled to settle
sleep 2
# check if we are already authenticated to tailscale
status="$(${tailscale}/bin/tailscale status -json | ${pkgs.jq}/bin/jq -r .BackendState)"
if [ $status = "Running" ]; then # if so, then do nothing
exit 0
fi
# otherwise authenticate with tailscale
${tailscale}/bin/tailscale up -authkey tskey-ks9s9W5CNTRL-f17kqBq9YXjNXd6T7jeT9a
'';
};
}