nixos-configs/configurations/nos/modules/comics/kapowarr/module.nix

116 lines
3 KiB
Nix

{
config,
lib,
pkgs,
...
}: let
inherit
(lib)
getExe
mkEnableOption
mkIf
mkOption
mkPackageOption
types
;
cfg = config.services.kapowarr;
in {
options.services.kapowarr = {
enable = mkEnableOption "kapowarr";
package = mkPackageOption pkgs.selfPackages "kapowarr" {};
user = mkOption {
type = types.str;
default = "kapowarr";
description = "The user account under which Kapowarr runs.";
};
group = mkOption {
type = types.str;
default = "kapowarr";
description = "The group under which Kapowarr runs.";
};
port = mkOption {
type = types.port;
default = 5656;
description = "Port where kapowarr should listen for incoming requests.";
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/kapowarr/";
description = "The directory where Kapowarr stores its data files.";
};
downloadDir = mkOption {
type = types.path;
default = "${cfg.dataDir}/temp_downloads";
defaultText = "/var/lib/kapowarr/temp_downloads";
description = "The directory where Kapowarr stores its downloaded files.";
};
logDir = mkOption {
type = types.path;
default = cfg.dataDir;
defaultText = "/var/lib/kapowarr";
description = "The directory where Kapowarr stores its log file.";
};
openFirewall = mkEnableOption "Open ports in the firewall for Kapowarr.";
};
config = mkIf cfg.enable {
systemd.services.kapowarr = {
description = "Kapowarr";
after = ["network.target"];
wantedBy = ["multi-user.target"];
environment = {
KAPOWARR_PORT = toString cfg.port;
KAPOWARR_LOG_DIR = cfg.logDir;
KAPOWARR_STATE_DIR = cfg.dataDir;
KAPOWARR_DOWNLOAD_DIR = cfg.downloadDir;
};
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
StateDirectory = mkIf (cfg.dataDir == "/var/lib/kapowar") "kapowarr";
ExecStart = "${getExe cfg.package} -d ${cfg.dataDir}";
# Hardening from komga service
RemoveIPC = true;
NoNewPrivileges = true;
CapabilityBoundingSet = "";
SystemCallFilter = ["@system-service"];
ProtectSystem = "full";
PrivateTmp = true;
ProtectProc = "invisible";
ProtectClock = true;
ProcSubset = "pid";
PrivateUsers = true;
PrivateDevices = true;
ProtectHostname = true;
ProtectKernelTunables = true;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
"AF_NETLINK"
];
LockPersonality = true;
RestrictNamespaces = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
SystemCallArchitectures = "native";
RestrictSUIDSGID = true;
RestrictRealtime = true;
};
};
networking.firewall = mkIf cfg.openFirewall {allowedTCPPorts = [cfg.port];};
};
}