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|
{
config,
lib,
pkgs,
mkInstanceServices,
...
}:
let
instanceType = lib.types.submodule {
options = {
maintenance = {
schedule = lib.mkOption {
type = lib.types.str;
default = "*-*-* 6:00:00";
description = "kopia full maintenance schedule";
};
};
};
};
in
{
options.services.kopia.instances = lib.mkOption {
type = lib.types.attrsOf instanceType;
};
config = lib.mkIf config.services.kopia.enable (
let
mkMaintenanceService =
name: instance:
lib.attrsets.nameValuePair "kopia-maintenance-${name}" {
description = "Kopia ${name} maintenance service";
wants = [
"kopia-repository-${name}.service"
];
after = [ "kopia-repository-${name}.service" ];
conflicts = [ "kopia-snapshot-${name}.service" ];
script = ''
${pkgs.kopia}/bin/kopia maintenance run --full
'';
serviceConfig = {
Type = "simple";
User = "${instance.user}";
WorkingDirectory = "~";
SetLoginEnvironment = true;
# retry on failure
Restart = "on-failure";
# wait 30 seconds before restarting
RestartSec = "30";
# lower priority
Nice = "-19";
IOSchedulingClass = "idle";
};
unitConfig = {
# limit the number of restarts to 5 in 1 day
StartLimitInterval = "1d";
StartLimitBurst = "5";
};
};
mkMaintenanceTimer =
name: instance:
lib.attrsets.nameValuePair "kopia-maintenance-${name}" {
description = "Kopia ${name} maintenance timer";
wantedBy = [ "timers.target" ];
timerConfig = {
OnCalendar = instance.maintenance.schedule;
};
};
in
{
# systemd service for repositories open
systemd.services = mkInstanceServices config.services.kopia.instances mkMaintenanceService;
systemd.timers = mkInstanceServices config.services.kopia.instances mkMaintenanceTimer;
}
);
}
|
