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dotfiles/system/nixos/tailscale.nix

32 lines
862 B
Nix

{ pkgs, secret, ... }:
{
environment.systemPackages = [ pkgs.tailscale ];
services.tailscale.enable = true;
systemd.services.tailscale-autoconnect = {
description = "Automatic connection to Tailscale";
after = [ "network-pre.target" "tailscale.service" ];
wants = [ "network-pre.target" "tailscale.service" ];
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
# wait for tailscaled to settle
sleep 2
# check if we are already authenticated to tailscale
status="$(${pkgs.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
${pkgs.tailscale}/bin/tailscale up -authkey ${secret.tailscale.key}
'';
};
}