83 lines
2.0 KiB
Nix
83 lines
2.0 KiB
Nix
{ config, pkgs, nixpkgs-unstable, lib, nixos-hardware, ... }:
|
||
|
||
{
|
||
imports = [
|
||
"${nixos-hardware}/raspberry-pi/5/default.nix"
|
||
./hardware-configuration.nix
|
||
];
|
||
|
||
config = {
|
||
system.stateVersion = "24.05";
|
||
|
||
networking.hostName = "sodium";
|
||
networking.domain = "pop.ts.hillion.co.uk";
|
||
|
||
boot.loader.systemd-boot.enable = true;
|
||
boot.loader.efi.canTouchEfiVariables = true;
|
||
|
||
custom.defaults = true;
|
||
|
||
## Enable btrfs compression
|
||
fileSystems."/data".options = [ "compress=zstd" ];
|
||
fileSystems."/nix".options = [ "compress=zstd" ];
|
||
|
||
## Impermanence
|
||
custom.impermanence.enable = true;
|
||
boot.initrd.postDeviceCommands = lib.mkAfter ''
|
||
btrfs subvolume delete /cache/tmp
|
||
btrfs subvolume snapshot /cache/empty_snapshot /cache/tmp
|
||
chmod 0777 /cache/tmp
|
||
chmod +t /cache/tmp
|
||
'';
|
||
|
||
### nix only supports build-dir from 2.22. bind mount /tmp to something persistent instead.
|
||
fileSystems."/tmp" = {
|
||
device = "/cache/tmp";
|
||
options = [ "bind" ];
|
||
};
|
||
# nix = {
|
||
# settings = {
|
||
# build-dir = "/cache/tmp/";
|
||
# };
|
||
# };
|
||
|
||
## Custom Services
|
||
custom.locations.autoServe = true;
|
||
|
||
# Networking
|
||
networking = {
|
||
useDHCP = false;
|
||
interfaces = {
|
||
end0 = {
|
||
name = "eth0";
|
||
useDHCP = true;
|
||
};
|
||
};
|
||
};
|
||
networking.nameservers = lib.mkForce [ ]; # Trust the DHCP nameservers
|
||
|
||
networking.firewall = {
|
||
trustedInterfaces = [ "tailscale0" ];
|
||
allowedTCPPorts = lib.mkForce [
|
||
];
|
||
allowedUDPPorts = lib.mkForce [ ];
|
||
interfaces = {
|
||
eth0 = {
|
||
allowedTCPPorts = lib.mkForce [
|
||
7654 # Tang
|
||
];
|
||
allowedUDPPorts = lib.mkForce [
|
||
];
|
||
};
|
||
};
|
||
};
|
||
|
||
## Tailscale
|
||
age.secrets."tailscale/sodium.pop.ts.hillion.co.uk".file = ../../secrets/tailscale/sodium.pop.ts.hillion.co.uk.age;
|
||
services.tailscale = {
|
||
enable = true;
|
||
authKeyFile = config.age.secrets."tailscale/sodium.pop.ts.hillion.co.uk".path;
|
||
};
|
||
};
|
||
}
|