Files
tawm/hosts/homelab/default.nix
2025-02-03 23:01:48 +05:30

136 lines
2.9 KiB
Nix
Executable File

{
inputs,
username,
pkgs,
lib,
...
}: {
imports = [
inputs.disko.nixosModules.default
(import ./disko.nix {device = "/dev/nvme0n1";})
./hardware.nix
../common
../../modules/nixos/desktop
../../modules/nixos/virtualisation/docker.nix
../../modules/nixos/open-webui.nix
];
networking = {
hostName = "homelab";
networkmanager = {
enable = true;
wifi.powersave = false;
};
firewall = {
enable = true;
allowedTCPPorts = [22];
# Facilitate firewall punching
allowedUDPPorts = [41641];
};
};
boot = {
consoleLogLevel = 0;
initrd.verbose = false;
kernelPackages = pkgs.linuxPackages_zen;
initrd.systemd = {
enable = lib.mkForce true;
services.wipe-my-fs = {
wantedBy = ["initrd.target"];
after = ["initrd-root-device.target"];
before = ["sysroot.mount"];
unitConfig.DefaultDependencies = "no";
serviceConfig.Type = "oneshot";
script = ''
mkdir /btrfs_tmp
mount /dev/disk/by-partlabel/disk-primary-root /btrfs_tmp
if [[ -e /btrfs_tmp/root ]]; then
mkdir -p /btrfs_tmp/old_roots
timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S")
mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$timestamp"
fi
delete_subvolume_recursively() {
IFS=$'\n'
for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
delete_subvolume_recursively "/btrfs_tmp/$i"
done
btrfs subvolume delete "$1"
}
for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +30); do
delete_subvolume_recursively "$i"
done
btrfs subvolume create /btrfs_tmp/root
umount /btrfs_tmp
'';
};
};
loader = {
systemd-boot = {
enable = true;
configurationLimit = 5;
};
efi.canTouchEfiVariables = true;
timeout = 1;
};
};
hardware = {
graphics.enable32Bit = true;
};
security = {
rtkit.enable = true;
};
programs = {
nix-ld = {
enable = true;
package = pkgs.nix-ld-rs;
};
};
services = {
tailscale = {
enable = true;
extraUpFlags = ["--login-server https://hs.tux.rs"];
};
};
programs.fuse.userAllowOther = true;
fileSystems."/persist".neededForBoot = true;
environment.persistence."/persist" = {
hideMounts = true;
directories = [
"/var/log"
"/var/lib/tailscale"
"/var/lib/nixos"
"/etc/NetworkManager/system-connections"
];
files = [
"/etc/ssh/ssh_host_ed25519_key"
"/etc/ssh/ssh_host_ed25519_key.pub"
"/etc/ssh/ssh_host_rsa_key"
"/etc/ssh/ssh_host_rsa_key.pub"
];
};
home-manager.users.${username} = {
imports = [
./home.nix
];
};
system.stateVersion = "24.11";
}