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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.eth.services.youtube-dl;
escapeName = name: "youtube-dl-${replaceStrings [ " " "'" ] [ "-" "" ] name}";
mkService = name: opts: {
name = escapeName name;
value = {
description = "Download ${name}";
serviceConfig = {
User = cfg.user;
Group = cfg.group;
ExecStart = ''
${pkgs.youtube-dl}/bin/youtube-dl \
--output ${escapeShellArg opts.directory}/${escapeShellArg opts.pattern} \
--write-description \
--write-info-json \
--write-sub \
--write-thumbnail \
${escapeShellArg opts.url}
'';
NoNewPrivileges = true;
ProtectHome = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
RestrictAddressFamilies = "AF_INET AF_INET6";
};
};
};
mkTimer = name: opts: {
name = escapeName name;
value = {
enable = opts.enable;
description = "Periodically download ${name}";
wants = [ "network.target" ];
after = [ "network.target" ];
wantedBy = [ "timers.target" ];
timerConfig = {
OnCalendar = "daily";
Unit = "${escapeName name}.service";
Persistent = true;
RandomizedDelaySec = "8h";
};
};
};
in {
options.eth.services.youtube-dl = {
enable = mkEnableOption "Download media with youtube-dl.";
user = mkOption {
type = types.nullOr types.str;
default = null;
example = "eth";
};
group = mkOption {
type = types.nullOr types.str;
default = null;
example = "users";
};
download = mkOption {
type = types.attrsOf (types.submodule {
options = {
enable = mkEnableOption "Enable downloader.";
url = mkOption {
type = types.str;
description = "URL to download.";
default = "";
example = "http://web.server/rss.xml";
};
directory = mkOption {
type = types.path;
description = "Directory to download media to.";
default = "";
example = "/mnt/md0/media/podcasts";
};
pattern = mkOption {
type = types.str;
description = "Filename pattern";
default = "";
example = "%(title)s.%(ext)s";
};
};
});
default = {};
example = {
"Fun City" = {
enable = true;
url = "http://web.server/rss.xml";
directory = "/mnt/md0/media/podcasts";
pattern = "%(title)s.%(ext)s";
};
};
description = "Things to download";
};
};
config = mkIf cfg.enable {
systemd = {
services = mapAttrs' mkService cfg.download;
timers = mapAttrs' mkTimer cfg.download;
};
};
}
|
