commit 9b4d3b840e05116867cc7ea8da143dbde1af5fbe · pyrox.dev/nixpkgs

nixos/doc/manual/release-notes/rl-2311.section.md

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       - [ebusd](https://ebusd.eu), a daemon for handling communication with eBUS devices connected to a 2-wire bus system (“energy bus” used by numerous heating systems). Available as [services.ebusd](#opt-services.ebusd.enable).

     

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       - [systemd-sysupdate](https://www.freedesktop.org/software/systemd/man/systemd-sysupdate.html), atomically updates the host OS, container images, portable service images or other sources. Available as [systemd.sysupdate](opt-systemd.sysupdate).

     

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       ## Backward Incompatibilities {#sec-release-23.11-incompatibilities}

     

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nixos/modules/module-list.nix

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         ./system/boot/systemd/oomd.nix

     

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         ./system/boot/systemd/repart.nix

     

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         ./system/boot/systemd/shutdown.nix

     

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         ./system/boot/systemd/sysupdate.nix

     

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         ./system/boot/systemd/tmpfiles.nix

     

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         ./system/boot/systemd/user.nix

     

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         ./system/boot/systemd/userdbd.nix

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nixos/modules/system/boot/systemd/sysupdate.nix

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       { config, lib, pkgs, utils, ... }:

     

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       let

     

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         cfg = config.systemd.sysupdate;

     

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         format = pkgs.formats.ini { };

     

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         listOfDefinitions = lib.mapAttrsToList

     

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           (name: format.generate "${name}.conf")

     

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           (lib.filterAttrs (k: _: !(lib.hasPrefix "_" k)) cfg.transfers);

     

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         definitionsDirectory = pkgs.runCommand "sysupdate.d" { } ''

     

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           mkdir -p $out

     

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           ${(lib.concatStringsSep "\n"

     

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             (map (pkg: "cp ${pkg} $out/${pkg.name}") listOfDefinitions)

     

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           )}

     

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         '';

     

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       in

     

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       {

     

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         options.systemd.sysupdate = {

     

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           enable = lib.mkEnableOption (lib.mdDoc "systemd-sysupdate") // {

     

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             description = lib.mdDoc ''

     

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               Atomically update the host OS, container images, portable service

     

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               images or other sources.

     

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               If enabled, updates are triggered in regular intervals via a

     

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               `systemd.timer` unit.

     

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               Please see

     

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               <https://www.freedesktop.org/software/systemd/man/systemd-sysupdate.html>

     

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               for more details.

     

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             '';

     

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           };

     

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           timerConfig = utils.systemdUtils.unitOptions.timerOptions.options.timerConfig // {

     

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             default = { };

     

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             description = lib.mdDoc ''

     

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               The timer configuration for performing the update.

     

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               By default, the upstream configuration is used:

     

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               <https://github.com/systemd/systemd/blob/main/units/systemd-sysupdate.timer>

     

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             '';

     

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           };

     

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           reboot = {

     

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             enable = lib.mkEnableOption (lib.mdDoc "automatically rebooting after an update") // {

     

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               description = lib.mdDoc ''

     

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                 Whether to automatically reboot after an update.

     

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                 If set to `true`, the system will automatically reboot via a

     

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                 `systemd.timer` unit but only after a new version was installed.

     

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                 This uses a unit completely separate from the one performing the

     

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                 update because it is typically advisable to download updates

     

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                 regularly while the system is up, but delay reboots until the

     

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                 appropriate time (i.e. typically at night).

     

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                 Set this to `false` if you do not want to reboot after an update. This

     

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                 is useful when you update a container image or another source where

     

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                 rebooting is not necessary in order to finalize the update.

     

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               '';

     

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             };

     

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             timerConfig = utils.systemdUtils.unitOptions.timerOptions.options.timerConfig // {

     

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               default = { };

     

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               description = lib.mdDoc ''

     

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                 The timer configuration for rebooting after an update.

     

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                 By default, the upstream configuration is used:

     

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                 <https://github.com/systemd/systemd/blob/main/units/systemd-sysupdate-reboot.timer>

     

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               '';

     

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             };

     

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           };

     

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           transfers = lib.mkOption {

     

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             type = with lib.types; attrsOf format.type;

     

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             default = { };

     

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             example = {

     

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               "10-uki.conf" = {

     

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                 Transfer = {

     

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                   ProtectVersion = "%A";

     

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                 };

     

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                 Source = {

     

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                   Type = "url-file";

     

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                   Path = "https://download.example.com/";

     

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                   MatchPattern = "nixos_@v.efi.xz";

     

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                 };

     

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                 Target = {

     

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                   Type = "regular-file";

     

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                   Path = "/EFI/Linux";

     

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                   PathRelativeTo = "boot";

     

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                   MatchPattern = ''

     

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                     nixos_@v+@l-@d.efi"; \

     

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                     nixos_@v+@l.efi \

     

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                     nixos_@v.efi

     

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                   '';

     

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                   Mode = "0444";

     

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                   TriesLeft = 3;

     

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                   TriesDone = 0;

     

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                   InstancesMax = 2;

     

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                 };

     

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               };

     

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             };

     

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             description = lib.mdDoc ''

     

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               Specify transfers as a set of the names of the transfer files as the

     

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               key and the configuration as its value. The configuration can use all

     

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               upstream options. See

     

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               <https://www.freedesktop.org/software/systemd/man/sysupdate.d.html>

     

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               for all available options.

     

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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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           systemd.additionalUpstreamSystemUnits = [

     

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             "systemd-sysupdate.service"

     

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             "systemd-sysupdate.timer"

     

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             "systemd-sysupdate-reboot.service"

     

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             "systemd-sysupdate-reboot.timer"

     

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           ];

     

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           systemd.timers = {

     

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             "systemd-sysupdate" = {

     

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               wantedBy = [ "timers.target" ];

     

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               timerConfig = cfg.timerConfig;

     

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             };

     

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             "systemd-sysupdate-reboot" = lib.mkIf cfg.reboot.enable {

     

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               wantedBy = [ "timers.target" ];

     

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               timerConfig = cfg.reboot.timerConfig;

     

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             };

     

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           };

     

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           environment.etc."sysupdate.d".source = definitionsDirectory;

     

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         };

     

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         meta.maintainers = with lib.maintainers; [ nikstur ];

     

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       }