105 lines
3 KiB
Nix
105 lines
3 KiB
Nix
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{ lib, config, ... }:
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let
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cfg = config.disko;
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standardMountOpts = [
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"compress=zstd"
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"noatime"
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];
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in
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{
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options = {
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disko = {
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enable = lib.mkEnableOption (lib.mdDoc "Enables Disko for disk & partition management.");
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primaryDisk = lib.mkOption {
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type = lib.types.attrs;
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description = "The disk to format using Disko.";
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default = {
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name = "nvme0n1";
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id = "";
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};
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};
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enableTPM = lib.mkOption {
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type = lib.types.bool;
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description = "Enables TPM2 support.";
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default = true;
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};
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swapFile = {
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enable = lib.mkEnableOption (lib.mdDoc "Enables the creation of swap files.");
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size = lib.mkOption {
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type = lib.types.str;
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description = "The size of the swap file to create (defaults to 8G, or 8 gigabytes).";
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default = "8G";
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};
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};
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};
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};
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config = lib.mkIf cfg.enable {
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# Disk management
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disko.enableConfig = false;
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disko.devices = {
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disk = {
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main = {
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type = "disk";
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device = "/dev/disk/by-id/${cfg.primaryDisk.id}";
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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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name = "ESP";
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label = "boot";
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size = "1G";
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type = "EF00";
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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};
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};
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luks = {
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size = "100%";
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label = "nixos";
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content = {
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type = "luks";
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name = "cryptroot";
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settings = {
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allowDiscards = true;
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crypttabExtraOpts = lib.mkIf cfg.enableTPM [ "tpm2-device=auto" ];
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};
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content = {
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type = "btrfs";
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extraArgs = [ "-f" ]; # Override existing partitions.
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# Unless otherwise specified, the subvolume name equals the mount name.
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subvolumes = {
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"/root" = {
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mountpoint = "/";
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mountOptions = standardMountOpts;
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};
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"/home" = {
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mountOptions = standardMountOpts;
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};
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"/nix" = {
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mountOptions = standardMountOpts;
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};
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"/swap" = lib.mkIf cfg.swapFile.enable {
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mountpoint = "/.swap";
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swap.swapfile.size = cfg.swapFile.size;
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};
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"/log" = {
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mountpoint = "/var/log";
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mountOptions = standardMountOpts;
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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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};
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}
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