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box zfs

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This commit is contained in:
Anish Lakhwara
2026-01-19 22:37:30 -08:00
parent 3b33575b2a
commit d0cde973e7
21 changed files with 818 additions and 243 deletions
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hosts/box/configuration.nix
+52 -62
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@@ -1,79 +1,73 @@
# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).
# and in the NixOS manual (accessible by running 'nixos-help').
{ config, pkgs, ... }:
{
imports =
[
# Include the results of the hardware scan.
./hardware-configuration.nix
];
imports = [
# Include the results of the hardware scan.
./hardware-configuration.nix
./disko.nix
];
# No systemd emergency mode (can't reliably be accessed over SSH)
systemd.enableEmergencyMode = false;
# Use the GRUB 2 boot loader.
boot.loader.efi.canTouchEfiVariables = false;
boot.loader.efi.efiSysMountPoint = "/boot/efi";
boot.loader.grub = {
enable = true;
device = "nodev";
efiSupport = true;
enableCryptodisk = true;
efiInstallAsRemovable = true;
# ZFS requires a hostId
networking.hostId = "bb7d707a";
# Boot configuration for LUKS + ZFS
boot.loader.efi.canTouchEfiVariables = true;
boot.loader.efi.efiSysMountPoint = "/boot";
boot.loader.systemd-boot.enable = true;
# ZFS support
boot.supportedFilesystems = [ "zfs" ];
boot.zfs = {
requestEncryptionCredentials = [ "tank" ]; # Load key for tank pool
forceImportRoot = false;
};
boot.initrd.secrets = {
"/keyfile0.bin" = /etc/secrets/initrd/keyfile0.bin;
"/keyfile1.bin" = /etc/secrets/initrd/keyfile1.bin;
};
# Remote SSH unlock
boot.initrd.network.enable = true;
boot.initrd.network.ssh = {
enable = true;
port = 22;
authorizedKeys = [ "ssh-rsa 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 anish@curve " ];
hostKeys = [ "/etc/secrets/initrd/ssh_host_ed25519_key" ]; # create this file with `ssh-keygen -t ed25519 -N "" -f /etc/secrets/initrd/ssh_host_ed25519_key`
};
boot.initrd.availableKernelModules = [ "igc" "iwlwifi" ];
boot.initrd.luks.devices = {
"root" = {
#name = "root";
device = "/dev/disk/by-uuid/f37f3222-47d7-42d8-b400-363320a31853"; # UUID for /dev/nvme01np2
preLVM = true;
allowDiscards = true;
keyFile = "/keyfile0.bin";
# ZFS services
services.zfs = {
autoScrub = {
enable = true;
interval = "weekly";
};
autoSnapshot = {
enable = true;
frequent = 4; # 15-minute snapshots
hourly = 24;
daily = 7;
weekly = 4;
monthly = 12;
};
trim.enable = true;
};
# Data mount
# fileSystems."/data" = {
# device = "/dev/disk/by-uuid/3276a297-9ee4-4998-b262-1ed100366c06"; # UUID for /dev/mapper/crypted-data
# encrypted = {
# enable = true;
# label = "crypted-data";
# blkDev = "/dev/disk/by-uuid/8a317bf4-fe13-4334-a6df-5fe5a5048b5e"; # UUID for /dev/sda1
# keyFile = "/keyfile1.bin";
# };
# };
networking.interfaces.enp2s0 = {
ipv4.addresses = [{
address = "192.168.1.240";
prefixLength = 24;
}];
ipv6.addresses = [{
address = "fd7d:587a:4300:1::240";
prefixLength = 64;
}];
ipv4.routes = [{ address = "192.168.1.0"; prefixLength = 24; via = "192.168.1.1"; }];
ipv4.addresses = [
{
address = "192.168.1.240";
prefixLength = 24;
}
];
ipv6.addresses = [
{
address = "fd7d:587a:4300:1::240";
prefixLength = 64;
}
];
ipv4.routes = [
{
address = "192.168.1.0";
prefixLength = 24;
via = "192.168.1.1";
}
];
useDHCP = false;
};
#networking.nameservers = [ "172.16.11.240" ];
networking.nameservers = [ "192.168.1.1" ];
networking.defaultGateway = {
address = "192.168.1.1";
@@ -81,11 +75,8 @@
};
networking.hostName = "box"; # Define your hostname.
# networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.
# The global useDHCP flag is deprecated, therefore explicitly set to false here.
# Per-interface useDHCP will be mandatory in the future, so this generated config
# replicates the default behaviour.
networking.useDHCP = false;
networking.interfaces.wlp3s0.useDHCP = true;
@@ -103,4 +94,3 @@
system.stateVersion = "19.09"; # Did you read the comment?
}