dotfiles/system/devices/bpi-r3-router.nix

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storage:
{ config, ... }:
let
rootUuid = "44444444-4444-4444-8888-888888888888";
rootPart = "/dev/disk/by-uuid/${rootUuid}";
in
{
imports = [
../hardware/bpi-r3/${storage}.nix
../hosts/router
];
networking.hostName = "nixos-router";
fileSystems = {
# mount root on tmpfs
"/" = { device = "none"; fsType = "tmpfs"; neededForBoot = true;
options = [ "defaults" "size=2G" "mode=755" ]; };
"/persist" =
{ device = rootPart; fsType = "btrfs"; neededForBoot = true;
options = [ "compress=zstd:15" "subvol=@" ]; };
"/boot" =
{ device = rootPart; fsType = "btrfs"; neededForBoot = true;
options = [ "subvol=@boot" ]; };
"/nix" =
{ device = rootPart; fsType = "btrfs"; neededForBoot = true;
options = [ "compress=zstd:15" "subvol=@nix" ]; };
};
impermanence = {
enable = true;
path = /persist;
directories = [
{ directory = /home/${config.common.mainUsername}; user = config.common.mainUsername; group = "users"; mode = "0700"; }
{ directory = /root; mode = "0700"; }
];
};
# technically hostapd/lan0..4 interface config should be here as well
# but for easier demonstration i'll keep it all in ../hosts/router
}