121 lines
3.8 KiB
Nix
Executable File
121 lines
3.8 KiB
Nix
Executable File
{ lib, pkgs, config, modulesPath, specialArgs, ... }:
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let
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hostname = specialArgs.hostname;
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enableSSH = specialArgs.enableSSH or true;
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_networking = lib.recursiveUpdate { hostName = hostname; } (specialArgs._networking or { });
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_boot = specialArgs._boot or { };
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_services = specialArgs._services or { };
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includeHardware = specialArgs.includeHardware or true;
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proj_root = builtins.toString ./../..;
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in
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with lib;
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{
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imports = (if includeHardware then [
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./profiles/${hostname}/hardware-configuration.nix
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] else [ ]) ++ [
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"${modulesPath}/profiles/minimal.nix"
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];
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boot = _boot;
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# prune old builds
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nix.settings.auto-optimise-store = true;
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# Enable nix flakes
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nix.package = pkgs.nixFlakes;
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nix.extraOptions = ''
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experimental-features = nix-command flakes
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'';
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users.users.hungtr = {
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isNormalUser = true;
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home = "/home/hungtr";
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description = "pegasust/hungtr";
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extraGroups = [ "wheel" "networkmanager" "audio"];
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};
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users.users.root = {
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# openssh runs in root, no? This is because port < 1024 requires root.
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openssh.authorizedKeys.keys = lib.strings.splitString "\n" (builtins.readFile "${proj_root}/ssh/authorized_keys");
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};
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# Some basic programs
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programs.neovim = {
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enable = true;
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defaultEditor = true;
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};
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programs.git = {
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enable = true;
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# more information should be configured under user level
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# See other config at @/home-nix
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};
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environment.systemPackages = [
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pkgs.gnumake
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pkgs.wget
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pkgs.inetutils # network diag
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pkgs.mtr # network diag
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pkgs.sysstat # sys diag
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pkgs.mosh # ssh-alt; parsec-like
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pkgs.tailscale # VPC
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];
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# tailscale is mandatory : ^)
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# inherit services;
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services = lib.recursiveUpdate _services {
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tailscale.enable = true;
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ntp.enable = true;
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};
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# create a oneshot job to authenticate to Tailscale
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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 = ''
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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="$(${pkgs.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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exit 0
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fi
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# ${pkgs.tailscale}/bin/tailscale up # blocks, doesn't give url
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# This time, configure device auth so that we authenticate from portal
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# https://tailscale.com/kb/1099/device-authorization/#enable-device-authorization-for-your-network
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${pkgs.tailscale}/bin/tailscale up -authkey tskey-auth-kJcgTG5CNTRL-PUVFkk31z1bThHpfq3FC5b1jcMmkW2EYW
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'';
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};
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# Don't touch networking.firewall.enable, just configure everything else.
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# inherit networking;
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# inherit _networking;
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networking = lib.recursiveUpdate _networking {
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firewall =
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if _networking ? firewall.enable && _networking.firewall.enable then {
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trustedInterfaces = _networking.firewall.trustedInterfaces or [ ] ++ [
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"tailscale0"
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];
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allowedUDPPorts = _networking.firewall.allowedUDPPorts or [ ] ++ [
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config.services.tailscale.port
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];
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allowedTCPPorts = _networking.firewall.allowedTCPPorts or [ ] ++ [
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22
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];
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allowedUDPPortRanges = _networking.firewall.allowedUDPPortRanges or [ ] ++ [
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{ from = 60000; to = 61000; } # mosh
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];
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checkReversePath = "loose";
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} else { enable = false; };
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};
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environment.noXlibs = lib.mkForce false;
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}
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