105 lines
2.5 KiB
Nix
105 lines
2.5 KiB
Nix
{
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lib ? (import <nixpkgs> { }).lib,
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...
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}:
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let
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root-disk = "/dev/nvme0n1";
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persist-dir = "/persist";
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in
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{
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services = {
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fstrim.enable = true;
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btrfs.autoScrub = {
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enable = true;
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fileSystems = [
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"/"
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"/nix"
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"/persist"
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];
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};
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};
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environment.etc.machine-id.source = "${persist-dir}/ephemeral/etc/machine-id";
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environment.persistence.save = {
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hideMounts = true;
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persistentStoragePath = "${persist-dir}/save";
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};
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environment.persistence.ephemeral = {
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persistentStoragePath = "${persist-dir}/ephemeral";
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hideMounts = true;
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directories = [
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"/var/lib"
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];
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};
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fileSystems."${persist-dir}".neededForBoot = true;
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disko.devices = {
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disk.${lib.removePrefix "/dev/" root-disk} = {
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type = "disk";
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device = "${root-disk}";
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content = {
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type = "gpt";
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partitions = {
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esp = {
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priority = 1;
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size = "512M";
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type = "EF00";
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content = {
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extraArgs = [
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"-n 'NixOS-Boot'"
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];
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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mountOptions = [
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"umask=0077"
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"defaults"
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];
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};
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};
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root = {
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size = "100%";
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content = {
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type = "luks";
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name = "crypted";
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settings = {
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allowDiscards = true;
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bypassWorkqueues = true;
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};
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content = {
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type = "btrfs";
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extraArgs = [
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"-f"
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"-L NixOS-Primary"
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];
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preUnmountHook = ''
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btrfs subvolume snapshot -r "root" "root-base"
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'';
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subvolumes = {
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"/root" = {
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mountpoint = "/";
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};
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"/nix" = {
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mountpoint = "/nix";
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mountOptions = [
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"compress=zstd"
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"noatime"
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];
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};
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"/persist" = {
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mountpoint = "/persist";
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mountOptions = [
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"compress=zstd"
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"noatime"
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];
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};
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};
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};
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};
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};
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};
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};
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};
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};
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} |