102 lines
2.5 KiB
Nix
102 lines
2.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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with types;
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let
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cfg = config.services.castget;
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in
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{
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options.services.castget = {
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enable = mkEnableOption "enable services.castget";
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feeds = mkOption {
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type = attrsOf (submodule {
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options = {
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url = mkOption {
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type = str;
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description = ''
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url to the rss feed
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'';
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};
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spool = mkOption {
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type = path;
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description = ''
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download enclosures to this directory.
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'';
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};
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};
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});
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description = ''
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configurations for the cast
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'';
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};
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user = mkOption {
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type = str;
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description = ''
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user to run the systemd service as
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'';
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};
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timerConfig = mkOption {
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type = attrsOf str;
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default = { OnCalendar = "daily"; };
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example = {
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OnCalendar = "00:05";
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RandomizedDelaySec = "5h";
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};
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description = ''
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When to run the polling script. See man systemd.timer for details.
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'';
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};
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serviceName = mkOption {
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type = str;
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default = "castget";
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description = ''
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the name of the castget systemd service
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'';
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};
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};
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config = mkIf cfg.enable {
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systemd.services."${cfg.serviceName}" = {
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description = "castget polling service";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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restartIfChanged = false;
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serviceConfig.User = cfg.user;
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preStart =
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let
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mkSpools = mapAttrsToList (ignore: value: "mkdir -p \"${value.spool}\"") cfg.feeds;
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in
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concatStringsSep "\n" mkSpools;
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script =
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let
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channels = mapAttrsToList (key: ignore: key) cfg.feeds;
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castget = "${pkgs.castget}/bin/castget";
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configurationFile =
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let
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configurations = mapAttrsToList
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(key: value: ''
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[${key}]
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url=${value.url}
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spool=${value.spool}
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'')
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cfg.feeds;
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in
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(pkgs.writeText "castget-configuration"
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(concatStringsSep "" configurations));
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in
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(concatMapStringsSep "\n"
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(channel: "${castget} --rcfile ${configurationFile} ${channel}")
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channels);
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};
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systemd.timers."${cfg.serviceName}" = {
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wantedBy = [ "timers.target" ];
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timerConfig = cfg.timerConfig;
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};
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};
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}
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