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systemd: add user target support

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This allows us to define system user targets in addition to the existing
services, timers and sockets.

Furthermore, we add a top-level configuration keyword:

 - Documentation
This commit is contained in:
Peter Hoeg 2016-04-27 10:56:40 +08:00
parent adfcc2d953
commit 1049fd49ed
2 changed files with 19 additions and 2 deletions
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6
nixos/modules/system/boot/systemd-unit-options.nix
View File

@ -77,6 +77,12 @@ in rec {
description = "Description of this unit used in systemd messages and progress indicators.";
};
documentation = mkOption {
default = [];
type = types.listOf types.str;
description = "A list of URIs referencing documentation for this unit or its configuration.";
};
requires = mkOption {
default = [];
type = types.listOf types.str;

15
nixos/modules/system/boot/systemd.nix
View File

@ -185,6 +185,8 @@ let
"timers.target"
];
boolToString = value: if value then "yes" else "no";
makeJobScript = name: text:
let mkScriptName = s: (replaceChars [ "\\" ] [ "-" ] (shellEscape s) );
x = pkgs.writeTextFile { name = "unit-script"; executable = true; destination = "/bin/${mkScriptName name}"; inherit text; };
@ -212,8 +214,10 @@ let
// optionalAttrs (config.restartTriggers != [])
{ X-Restart-Triggers = toString config.restartTriggers; }
// optionalAttrs (config.description != "") {
Description = config.description;
} // optionalAttrs (config.onFailure != []) {
Description = config.description; }
// optionalAttrs (config.documentation != []) {
Documentation = toString config.documentation; }
// optionalAttrs (config.onFailure != []) {
OnFailure = toString config.onFailure;
};
};
@ -630,6 +634,12 @@ in
description = "Definition of systemd per-user socket units.";
};
systemd.user.targets = mkOption {
default = {};
type = with types; attrsOf (submodule [ { options = targetOptions; } unitConfig] );
description = "Definition of systemd per-user target units.";
};
systemd.additionalUpstreamSystemUnits = mkOption {
default = [ ];
type = types.listOf types.str;
@ -758,6 +768,7 @@ in
systemd.user.units =
mapAttrs' (n: v: nameValuePair "${n}.service" (serviceToUnit n v)) cfg.user.services
// mapAttrs' (n: v: nameValuePair "${n}.socket" (socketToUnit n v)) cfg.user.sockets
// mapAttrs' (n: v: nameValuePair "${n}.target" (targetToUnit n v)) cfg.user.targets
// mapAttrs' (n: v: nameValuePair "${n}.timer" (timerToUnit n v)) cfg.user.timers;
system.requiredKernelConfig = map config.lib.kernelConfig.isEnabled