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{ config, lib, pkgs, options, type }:
let
cfg = config.services.prometheus.exporters."exportarr-${type}";
exportarrEnvironment = (
lib.mapAttrs (_: toString) cfg.environment
) // {
PORT = toString cfg.port;
URL = cfg.url;
API_KEY_FILE = lib.mkIf (cfg.apiKeyFile != null) "%d/api-key";
};
in
{
port = 9708;
extraOpts = {
url = lib.mkOption {
type = lib.types.str;
default = "http://127.0.0.1";
description = lib.mdDoc ''
The full URL to Sonarr, Radarr, or Lidarr.
'';
};
apiKeyFile = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
description = lib.mdDoc ''
File containing the api-key.
'';
};
package = lib.mkPackageOption pkgs "exportarr" { };
environment = lib.mkOption {
type = lib.types.attrsOf lib.types.str;
default = { };
description = lib.mdDoc ''
See [the configuration guide](https://github.com/onedr0p/exportarr#configuration) for available options.
'';
example = {
PROWLARR__BACKFILL = true;
};
};
};
serviceOpts = {
serviceConfig = {
LoadCredential = lib.optionalString (cfg.apiKeyFile != null) "api-key:${cfg.apiKeyFile}";
ExecStart = ''${cfg.package}/bin/exportarr ${type} "$@"'';
ProcSubset = "pid";
ProtectProc = "invisible";
SystemCallFilter = ["@system-service" "~@privileged"];
};
environment = exportarrEnvironment;
};
}
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