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home-manager/modules/services/password-store-sync.nix

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2019-07-14 19:09:53 +00:00
{ config, lib, pkgs, ... }:
with lib;
let
serviceCfg = config.services.password-store-sync;
programCfg = config.programs.password-store;
in
{
meta.maintainers = with maintainers; [ pacien ];
options.services.password-store-sync = {
enable = mkEnableOption "Password store periodic sync";
frequency = mkOption {
type = types.str;
default = "*:0/5";
description = ''
How often to synchronise the password store git repository with its
default upstream.
</para><para>
This value is passed to the systemd timer configuration as the
<literal>onCalendar</literal> option.
See
<citerefentry>
<refentrytitle>systemd.time</refentrytitle>
<manvolnum>7</manvolnum>
</citerefentry>
for more information about the format.
'';
};
};
config = mkIf serviceCfg.enable {
assertions = [
{
assertion = programCfg.enable;
message = "The 'services.password-store-sync' module requires"
+ " 'programs.password-store.enable = true'.";
}
];
systemd.user.services.password-store-sync = {
Unit = {
Description = "Password store sync";
};
Service = {
CPUSchedulingPolicy = "idle";
IOSchedulingClass = "idle";
Environment =
let
makeEnvironmentPairs =
mapAttrsToList (key: value: "${key}=${builtins.toJSON value}");
in
makeEnvironmentPairs programCfg.settings;
ExecStart = toString (pkgs.writeShellScript "password-store-sync" ''
${pkgs.pass}/bin/pass git pull --rebase && \
${pkgs.pass}/bin/pass git push
'');
};
};
systemd.user.timers.password-store-sync = {
Unit = {
Description = "Password store periodic sync";
};
Timer = {
Unit = "password-store-sync.service";
OnCalendar = serviceCfg.frequency;
Persistent = true;
};
Install = {
WantedBy = [ "timers.target" ];
};
};
};
}