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