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{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.zrepl;
format = pkgs.formats.yaml { };
configFile = format.generate "zrepl.yml" cfg.settings;
in
{
meta.maintainers = with maintainers; [ cole-h ];
options = {
services.zrepl = {
enable = mkEnableOption "zrepl";
package = mkPackageOption pkgs "zrepl" { };
settings = mkOption {
default = { };
description = ''
Configuration for zrepl. See <https://zrepl.github.io/configuration.html>
for more information.
'';
type = types.submodule {
freeformType = format.type;
};
};
};
};
### Implementation ###
config = mkIf cfg.enable {
environment.systemPackages = [ cfg.package ];
# zrepl looks for its config in this location by default. This
# allows the use of e.g. `zrepl signal wakeup <job>` without having
# to specify the storepath of the config.
environment.etc."zrepl/zrepl.yml".source = configFile;
systemd.packages = [ cfg.package ];
# Note that pkgs.zrepl copies and adapts the upstream systemd unit, and
# the fields defined here only override certain fields from that unit.
systemd.services.zrepl = {
requires = [ "local-fs.target" ];
wantedBy = [ "zfs.target" ];
after = [ "zfs.target" ];
path = [ config.boot.zfs.package ];
restartTriggers = [ configFile ];
serviceConfig = {
Restart = "on-failure";
};
};
};
}
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