48 lines
1.2 KiB
Nix
48 lines
1.2 KiB
Nix
{
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config,
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pkgs,
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inputs,
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...
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}: let
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inherit
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(inputs.nixpkgs-nixos-unstable.legacyPackages."x86_64-linux")
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tailscale
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;
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in {
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environment.systemPackages = [tailscale];
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services.tailscale = {
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enable = true;
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package = tailscale;
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};
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networking.firewall = {
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trustedInterfaces = ["tailscale0"];
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allowedUDPPorts = [config.services.tailscale.port];
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};
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sops.secrets."tailscale-key-${config.networking.hostName}" = {
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sopsFile = ./keys.sops.yaml;
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restartUnits = ["tailscale-auth.service"];
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};
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systemd.services.tailscale-auth = {
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description = "Auth with tailscale";
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after = ["network-pre.target" "tailscale.service"];
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wants = ["network-pre.target" "tailscale.service"];
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wantedBy = ["multi-user.target"];
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serviceConfig.Type = "oneshot";
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script = ''
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sleep 2
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status="$(${tailscale}/bin/tailscale status -json | ${pkgs.jq}/bin/jq -r .BackendState)"
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if [ $status = "Running" ]; then # if so, then do nothing
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echo "already connected"
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exit 0
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fi
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echo "$status, reauthing"
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${tailscale}/bin/tailscale up --authkey `cat /run/secrets/tailscale-key-${config.networking.hostName}`
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'';
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};
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}
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