os/modules/x-os/boot.nix

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{ config, pkgs, lib, ... }:
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with lib;
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let
cfg = config.pub-solar.x-os;
in
{
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options.pub-solar.x-os.iso-options.enable = mkOption {
type = types.bool;
default = false;
description = "Feature flag for iso builds";
};
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options.pub-solar.x-os.disk-encryption-active = mkOption {
type = types.bool;
default = true;
description = "Whether it should be assumed that there is a cryptroot device";
};
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config = {
# Enable plymouth for better experience of booting
boot.plymouth.enable = true;
# 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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boot.initrd = mkIf (!cfg.iso-options.enable && cfg.disk-encryption-active) {
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luks.devices."cryptroot" = {
allowDiscards = true;
};
};
boot.loader.systemd-boot.enable = true;
# Use latest LTS linux kernel by default
boot.kernelPackages = pkgs.linuxPackages_5_15;
# Support ntfs drives
boot.supportedFilesystems = [ "ntfs" ];
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};
}