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{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.nzbget;
pkg = pkgs.nzbget;
stateDir = "/var/lib/nzbget";
configFile = "${stateDir}/nzbget.conf";
configOpts = concatStringsSep " " (mapAttrsToList (name: value: "-o ${name}=${escapeShellArg (toStr value)}") cfg.settings);
toStr = v:
if v == true then "yes"
else if v == false then "no"
else if isInt v then toString v
else v;
in
{
imports = [
(mkRemovedOptionModule [ "services" "misc" "nzbget" "configFile" ] "The configuration of nzbget is now managed by users through the web interface.")
(mkRemovedOptionModule [ "services" "misc" "nzbget" "dataDir" ] "The data directory for nzbget is now /var/lib/nzbget.")
(mkRemovedOptionModule [ "services" "misc" "nzbget" "openFirewall" ] "The port used by nzbget is managed through the web interface so you should adjust your firewall rules accordingly.")
];
# interface
options = {
services.nzbget = {
enable = mkEnableOption "NZBGet";
user = mkOption {
type = types.str;
default = "nzbget";
description = "User account under which NZBGet runs";
};
group = mkOption {
type = types.str;
default = "nzbget";
description = "Group under which NZBGet runs";
};
settings = mkOption {
type = with types; attrsOf (oneOf [ bool int str ]);
default = {};
description = ''
NZBGet configuration, passed via command line using switch -o. Refer to
<link xlink:href="https://github.com/nzbget/nzbget/blob/master/nzbget.conf"/>
for details on supported values.
'';
example = {
MainDir = "/data";
};
};
};
};
# implementation
config = mkIf cfg.enable {
services.nzbget.settings = {
# allows nzbget to run as a "simple" service
OutputMode = "loggable";
# use journald for logging
WriteLog = "none";
ErrorTarget = "screen";
WarningTarget = "screen";
InfoTarget = "screen";
DetailTarget = "screen";
# required paths
ConfigTemplate = "${pkg}/share/nzbget/nzbget.conf";
WebDir = "${pkg}/share/nzbget/webui";
# nixos handles package updates
UpdateCheck = "none";
};
systemd.services.nzbget = {
description = "NZBGet Daemon";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
path = with pkgs; [
unrar
p7zip
];
preStart = ''
if [ ! -f ${configFile} ]; then
${pkgs.coreutils}/bin/install -m 0700 ${pkg}/share/nzbget/nzbget.conf ${configFile}
fi
'';
serviceConfig = {
StateDirectory = "nzbget";
StateDirectoryMode = "0750";
User = cfg.user;
Group = cfg.group;
UMask = "0002";
Restart = "on-failure";
ExecStart = "${pkg}/bin/nzbget --server --configfile ${stateDir}/nzbget.conf ${configOpts}";
ExecStop = "${pkg}/bin/nzbget --quit";
};
};
users.users = mkIf (cfg.user == "nzbget") {
nzbget = {
home = stateDir;
group = cfg.group;
uid = config.ids.uids.nzbget;
};
};
users.groups = mkIf (cfg.group == "nzbget") {
nzbget = {
gid = config.ids.gids.nzbget;
};
};
};
}
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