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launchd: add script option for services

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Daiderd Jordan 2017-05-15 08:34:53 +02:00
parent fa03cd4939
commit 7ca9f3d5bb
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GPG key ID: D02435D05B810C96
2 changed files with 32 additions and 28 deletions
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16
modules/launchd/default.nix
View file

@ -5,6 +5,8 @@ with lib;
let
inherit (pkgs) stdenv;
cfg = config.launchd;
toEnvironmentText = name: value: {
@ -51,6 +53,12 @@ let
description = "Command executed as the service's main process.";
};
script = mkOption {
type = types.lines;
default = "";
description = "Shell commands executed as the service's main process.";
};
# preStart = mkOption {
# type = types.lines;
# default = "";
@ -75,6 +83,12 @@ let
};
config = {
command = mkIf (config.script != "") (pkgs.writeScript "${name}-start" ''
#! ${stdenv.shell}
${config.script}
'');
serviceConfig.Label = mkDefault "org.nixos.${name}";
serviceConfig.ProgramArguments = mkIf (cmd != "") [ "/bin/sh" "-c" "exec ${cmd}" ];
serviceConfig.EnvironmentVariables = mkIf (env != {}) env;
@ -85,7 +99,6 @@ in
{
options = {
launchd.envVariables = mkOption {
type = types.attrsOf (types.either types.str (types.listOf types.str));
default = {};
@ -161,7 +174,6 @@ in
5. When the user logs out, it sends a SIGTERM signal to all of the user agents that it started.
'';
};
};
config = {

44
modules/services/activate-system.nix
View file

@ -8,42 +8,34 @@ let
cfg = config.services.activate-system;
activateScript = pkgs.writeScript "activate-system" ''
#! ${stdenv.shell}
# Make this configuration the current configuration.
# The readlink is there to ensure that when $systemConfig = /system
# (which is a symlink to the store), /run/current-system is still
# used as a garbage collection root.
ln -sfn $(cat ${config.system.profile}/systemConfig) /run/current-system
# Prevent the current configuration from being garbage-collected.
ln -sfn /run/current-system /nix/var/nix/gcroots/current-system
${config.system.activationScripts.nix.text}
'';
in
{
options = {
services.activate-system = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Whether to activate system at boot time.
'';
};
services.activate-system.enable = mkOption {
type = types.bool;
default = false;
description = ''
Whether to activate system at boot time.
'';
};
};
config = mkIf cfg.enable {
launchd.daemons.activate-system = {
command = activateScript;
script = ''
# Make this configuration the current configuration.
# The readlink is there to ensure that when $systemConfig = /system
# (which is a symlink to the store), /run/current-system is still
# used as a garbage collection root.
ln -sfn $(cat ${config.system.profile}/systemConfig) /run/current-system
# Prevent the current configuration from being garbage-collected.
ln -sfn /run/current-system /nix/var/nix/gcroots/current-system
${config.system.activationScripts.nix.text}
'';
serviceConfig.RunAtLoad = true;
serviceConfig.KeepAlive.SuccessfulExit = false;
};