mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-25 07:05:13 +00:00
61 lines
1.2 KiB
Nix
61 lines
1.2 KiB
Nix
{pkgs, config, ...}:
|
|
|
|
###### interface
|
|
let
|
|
inherit (pkgs.lib) mkOption;
|
|
|
|
options = {
|
|
services = {
|
|
locate = {
|
|
|
|
enable = mkOption {
|
|
default = false;
|
|
example = true;
|
|
description = ''
|
|
If enabled, NixOS will periodically update the database of
|
|
files used by the <command>locate</command> command.
|
|
'';
|
|
};
|
|
|
|
period = mkOption {
|
|
default = "15 02 * * *";
|
|
description = ''
|
|
This option defines (in the format used by cron) when the
|
|
locate database is updated.
|
|
The default is to update at 02:15 (at night) every day.
|
|
'';
|
|
};
|
|
|
|
};
|
|
|
|
};
|
|
};
|
|
in
|
|
|
|
###### implementation
|
|
let
|
|
locatedb = "/var/cache/locatedb";
|
|
|
|
updatedbCmd =
|
|
"${config.services.locate.period} root " +
|
|
"mkdir -m 0755 -p $(dirname ${locatedb}) && " +
|
|
"nice -n 19 ${pkgs.utillinux}/bin/ionice -c 3 " +
|
|
"updatedb --localuser=nobody --output=${locatedb} > /var/log/updatedb 2>&1";
|
|
in
|
|
|
|
{
|
|
require = [
|
|
# ../../upstart-jobs/cron.nix # config.services.cron
|
|
options
|
|
];
|
|
|
|
services = {
|
|
cron = {
|
|
systemCronJobs =
|
|
pkgs.lib.optional
|
|
config.services.locate.enable
|
|
updatedbCmd;
|
|
};
|
|
};
|
|
}
|