48 lines
1.4 KiB
Nix
48 lines
1.4 KiB
Nix
{ pkgs, lib, config, ... }:
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{
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options.tailscalePreAuth = lib.mkOption {
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type = lib.types.str;
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};
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options.tailscaleAdvertiseRoutes = lib.mkOption {
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type = lib.types.str;
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default = "";
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};
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# make the tailscale command usable to users
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config.environment.systemPackages = [ pkgs.tailscale ];
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# enable the tailscale service
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config.services.tailscale.enable = true;
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config.systemd.services.tailscale-autoconnect = {
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description = "Automatic connection to Tailscale";
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# make sure tailscale is running before trying to connect to 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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# set this service as a oneshot job
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serviceConfig.Type = "oneshot";
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# have the job run this shell script
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script = with pkgs; ''
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# wait for tailscaled to settle
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sleep 2
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# check if we are already authenticated to tailscale
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status="$(${tailscale}/bin/tailscale status -json | ${jq}/bin/jq -r .BackendState)"
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if [ $status = "Running" ]; then # if so, then do nothing
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exit 0
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fi
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# otherwise authenticate with tailscale
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${tailscale}/bin/tailscale up \
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--login-server https://ts.hillion.co.uk/ \
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--authkey "$(<${config.tailscalePreAuth})" \
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--advertise-routes "${config.tailscaleAdvertiseRoutes}"
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'';
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};
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}
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