72 lines
2.1 KiB
Nix
72 lines
2.1 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.pub-solar.core;
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in
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{
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options.pub-solar.core.iso-options.enable = mkOption {
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type = types.bool;
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default = false;
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description = "Feature flag for iso builds";
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};
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options.pub-solar.core.disk-encryption-active = mkOption {
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type = types.bool;
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default = true;
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description = "Whether it should be assumed that there is a cryptroot device";
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};
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options.pub-solar.core.hibernation = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Whether the device can hibernate. This creates a swapfile at /swapfile.";
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};
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resumeDevice = mkOption {
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type = types.str;
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default = "/swapfile";
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description = "The location of the hibernation resume swap file.";
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};
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resumeOffset = mkOption {
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type = types.nullOr types.number;
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default = null;
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description = "The swap file offset. Can be found by running `filefrag -v $swap_file_location`. See https://wiki.archlinux.org/title/Power_management/Suspend_and_hibernate#Hibernation_into_swap_file";
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};
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};
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config = {
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boot = {
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# Enable plymouth for better experience of booting
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plymouth.enable = true;
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# Mount / luks device in initrd
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# Allow fstrim to work on it.
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# The ! makes this enabled by default
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initrd = mkIf (!cfg.iso-options.enable && cfg.disk-encryption-active) {
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luks.devices."cryptroot" = {
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allowDiscards = true;
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};
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};
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resumeDevice = mkIf cfg.hibernation.enable cfg.hibernation.resumeDevice;
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kernelParams = mkIf cfg.hibernation.enable [
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"resume=${cfg.hibernation.resumeDevice}"
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] ++ (
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if (cfg.hibernation.resumeOffset == null) then builtins.abort "config.pub-solar.hibernation.resumeOffset has to be set if config.pub-solar.hibernation.enable is true."
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else [ "resume_offset=${cfg.hibernation.resumeOffset}" ]
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);
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loader.systemd-boot.enable = true;
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# Use latest LTS linux kernel by default
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kernelPackages = pkgs.linuxPackages_5_15;
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# Support ntfs drives
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supportedFilesystems = [ "ntfs" ];
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};
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};
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}
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