nixpkgs/modules/services/system/uptimed.nix
Eelco Dolstra eba8f94069 * jobAttrs -> jobs.
svn path=/nixos/trunk/; revision=17769
2009-10-12 18:09:34 +00:00

77 lines
1.3 KiB
Nix

{pkgs, config, ...}:
let
inherit (pkgs.lib) mkOption mkIf singleton;
inherit (pkgs) uptimed;
stateDir = "/var/spool/uptimed";
uptimedUser = "uptimed";
modprobe = config.system.sbin.modprobe;
uptimedFlags = "";
in
{
###### interface
options = {
services.uptimed = {
enable = mkOption {
default = false;
description = ''
Uptimed allows you to track your highest uptimes.
'';
};
};
};
###### implementation
config = mkIf config.services.uptimed.enable {
environment.systemPackages = [ uptimed ];
users.extraUsers = singleton
{ name = uptimedUser;
uid = config.ids.uids.uptimed;
description = "Uptimed daemon user";
home = stateDir;
};
jobs.uptimed =
{ description = "Uptimed daemon";
startOn = "startup";
stopOn = "shutdown";
preStart =
''
mkdir -m 0755 -p ${stateDir}
chown ${uptimedUser} ${stateDir}
# Needed to run uptimed as an unprivileged user.
${modprobe}/sbin/modprobe capability || true
if ! test -f ${stateDir}/bootid ; then
${uptimed}/sbin/uptimed -b
fi
'';
exec = "${uptimed}/sbin/uptimed ${uptimedFlags}";
};
};
}