95 lines
2.8 KiB
Nix
95 lines
2.8 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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isRegular = v: v == "regular";
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listFiles = d: builtins.attrNames (filterAttrs (const isRegular) (builtins.readDir d));
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copiedDirs = [ "fwupd/remotes.d" "pki/fwupd" "pki/fwupd-metadata" ];
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originalFiles = concatMap (d: map (f: "${d}/${f}") (listFiles "${pkgs.fwupd}/etc/${d}")) copiedDirs;
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mkEtcFile = n: nameValuePair n { source = "${pkgs.fwupd}/etc/${n}"; };
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in listToAttrs (map mkEtcFile originalFiles);
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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.maintainers;
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};
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}
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