90 lines
2.5 KiB
Nix
90 lines
2.5 KiB
Nix
# fwupd daemon.
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.fwupd;
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originalEtc =
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let
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mkEtcFile = n: nameValuePair n { source = "${pkgs.fwupd}/etc/${n}"; };
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in listToAttrs (map mkEtcFile pkgs.fwupd.filesInstalledToEtc);
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extraTrustedKeys =
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let
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mkName = p: "pki/fwupd/${baseNameOf (toString p)}";
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mkEtcFile = p: nameValuePair (mkName p) { source = p; };
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in listToAttrs (map mkEtcFile cfg.extraTrustedKeys);
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in {
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###### interface
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options = {
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services.fwupd = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to enable fwupd, a DBus service that allows
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applications to update firmware.
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'';
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};
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blacklistDevices = mkOption {
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type = types.listOf types.string;
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default = [];
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example = [ "2082b5e0-7a64-478a-b1b2-e3404fab6dad" ];
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description = ''
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Allow blacklisting specific devices by their GUID
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'';
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};
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blacklistPlugins = mkOption {
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type = types.listOf types.string;
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default = [];
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example = [ "udev" ];
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description = ''
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Allow blacklisting specific plugins
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'';
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};
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extraTrustedKeys = mkOption {
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type = types.listOf types.path;
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default = [];
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example = literalExample "[ /etc/nixos/fwupd/myfirmware.pem ]";
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description = ''
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Installing a public key allows firmware signed with a matching private key to be recognized as trusted, which may require less authentication to install than for untrusted files. By default trusted firmware can be upgraded (but not downgraded) without the user or administrator password. Only very few keys are installed by default.
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'';
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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environment.systemPackages = [ pkgs.fwupd ];
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environment.etc = {
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"fwupd/daemon.conf" = {
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source = pkgs.writeText "daemon.conf" ''
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[fwupd]
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BlacklistDevices=${lib.concatStringsSep ";" cfg.blacklistDevices}
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BlacklistPlugins=${lib.concatStringsSep ";" cfg.blacklistPlugins}
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'';
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};
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} // originalEtc // extraTrustedKeys;
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services.dbus.packages = [ pkgs.fwupd ];
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services.udev.packages = [ pkgs.fwupd ];
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systemd.packages = [ pkgs.fwupd ];
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systemd.tmpfiles.rules = [
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"d /var/lib/fwupd 0755 root root -"
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];
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};
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meta = {
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maintainers = pkgs.fwupd.meta.maintainers;
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};
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}
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