62 lines
1.5 KiB
Nix
62 lines
1.5 KiB
Nix
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{ config, lib, ... }:
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let
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cfg = config.boot.initrd.systemd.dmVerity;
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in
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{
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options = {
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boot.initrd.systemd.dmVerity = {
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enable = lib.mkEnableOption "dm-verity" // {
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description = ''
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Mount verity-protected block devices in the initrd.
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Enabling this option allows to use `systemd-veritysetup` and
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`systemd-veritysetup-generator` in the initrd.
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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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assertions = [
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{
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assertion = config.boot.initrd.systemd.enable;
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message = ''
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'boot.initrd.systemd.dmVerity.enable' requires 'boot.initrd.systemd.enable' to be enabled.
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'';
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}
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];
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boot.initrd = {
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availableKernelModules = [
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"dm_mod"
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"dm_verity"
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];
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# dm-verity needs additional udev rules from LVM to work.
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services.lvm.enable = true;
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# The additional targets and store paths allow users to integrate verity-protected devices
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# through the systemd tooling.
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systemd = {
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additionalUpstreamUnits = [
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"veritysetup-pre.target"
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"veritysetup.target"
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"remote-veritysetup.target"
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];
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storePaths = [
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"${config.boot.initrd.systemd.package}/lib/systemd/systemd-veritysetup"
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"${config.boot.initrd.systemd.package}/lib/systemd/system-generators/systemd-veritysetup-generator"
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];
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};
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};
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};
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meta.maintainers = with lib.maintainers; [
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msanft
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nikstur
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willibutz
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];
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}
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