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|
{
config,
lib,
pkgs,
utils,
...
}:
let
cfg = config.services.ytdl-sub;
settingsFormat = pkgs.formats.yaml { };
in
{
meta.maintainers = with lib.maintainers; [ defelo ];
options.services.ytdl-sub = {
package = lib.mkPackageOption pkgs "ytdl-sub" { };
user = lib.mkOption {
type = lib.types.str;
default = "ytdl-sub";
description = "User account under which ytdl-sub runs.";
};
group = lib.mkOption {
type = lib.types.str;
default = "ytdl-sub";
description = "Group under which ytdl-sub runs.";
};
instances = lib.mkOption {
default = { };
description = "Configuration for ytdl-sub instances.";
type = lib.types.attrsOf (
lib.types.submodule (
{ name, ... }:
{
options = {
enable = lib.mkEnableOption "ytdl-sub instance";
schedule = lib.mkOption {
type = lib.types.nullOr lib.types.str;
description = "How often to run ytdl-sub. See {manpage}`systemd.time(7)` for the format.";
default = null;
example = "0/6:0";
};
readWritePaths = lib.mkOption {
type = lib.types.listOf lib.types.path;
description = ''
List of paths that ytdl-sub can write to.
'';
default = [ ];
};
config = lib.mkOption {
type = settingsFormat.type;
description = "Configuration for ytdl-sub. See <https://ytdl-sub.readthedocs.io/en/latest/config_reference/config_yaml.html> for more information.";
default = { };
example = {
presets."YouTube Playlist" = {
download = "{subscription_value}";
output_options = {
output_directory = "YouTube";
file_name = "{channel}/{playlist_title}/{playlist_index_padded}_{title}.{ext}";
maintain_download_archive = true;
};
};
};
};
subscriptions = lib.mkOption {
type = settingsFormat.type;
description = "Subscriptions for ytdl-sub. See <https://ytdl-sub.readthedocs.io/en/latest/config_reference/subscription_yaml.html> for more information.";
default = { };
example = {
"YouTube Playlist" = {
"Some Playlist" = "https://www.youtube.com/playlist?list=...";
};
};
};
};
config = {
config.configuration.working_directory = "/run/ytdl-sub/${utils.escapeSystemdPath name}";
};
}
)
);
};
};
config = lib.mkIf (cfg.instances != { }) {
systemd.services =
let
mkService =
name: instance:
let
configFile = settingsFormat.generate "config.yaml" instance.config;
subscriptionsFile = settingsFormat.generate "subscriptions.yaml" instance.subscriptions;
in
lib.nameValuePair "ytdl-sub-${utils.escapeSystemdPath name}" {
inherit (instance) enable;
wants = [ "network-online.target" ];
after = [ "network-online.target" ];
startAt = lib.optional (instance.schedule != null) instance.schedule;
serviceConfig = {
User = cfg.user;
Group = cfg.group;
RuntimeDirectory = "ytdl-sub/${utils.escapeSystemdPath name}";
StateDirectory = "ytdl-sub/${utils.escapeSystemdPath name}";
WorkingDirectory = "/var/lib/ytdl-sub/${utils.escapeSystemdPath name}";
ExecStart = "${lib.getExe cfg.package} --config ${configFile} sub ${subscriptionsFile}";
# Hardening
CapabilityBoundingSet = [ "" ];
DeviceAllow = [ "" ];
LockPersonality = true;
PrivateDevices = true;
PrivateTmp = true;
PrivateUsers = true;
ProcSubset = "pid";
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProtectSystem = "strict";
ReadWritePaths = instance.readWritePaths;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
"AF_UNIX"
];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
};
};
in
lib.mapAttrs' mkService cfg.instances;
users.users = lib.mkIf (cfg.user == "ytdl-sub") {
ytdl-sub = {
isSystemUser = true;
group = cfg.group;
};
};
users.groups = lib.mkIf (cfg.group == "ytdl-sub") { ytdl-sub = { }; };
};
}
|
