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module.nix
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module.nix
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# Template & Guide from
# https://github.com/reckenrode/nix-foundryvtt/blob/main/modules/foundryvtt/default.nix
flake:
{ config
, lib
, pkgs
, ...
}:
let
cfg = config.services.xinux.bot;
bot = flake.packages.${pkgs.stdenv.hostPlatform.system}.default;
in
{
options = {
services.xinux.bot = {
enable = lib.mkEnableOption ''
Xinux Bot: Telegram bot made by Xinux team for Xinux community.
'';
dataDir = lib.mkOption {
type = lib.types.str;
default = "/var/lib/xinux/bot";
description = lib.mdDoc ''
The path where Xinux Bot keeps its config, data, and logs.
'';
};
secret = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
description = ''
Path to secret key of Xinux Bot.
'';
};
package = lib.mkOption {
type = lib.types.package;
default = bot;
description = ''
The Xinux Bot package to use with the service.
'';
};
};
};
config = lib.mkIf cfg.enable {
users.users.xinux-bot = {
description = "Xinux Bot management user";
isSystemUser = true;
group = "xinux-bot";
};
users.groups.xinux-bot = { };
systemd.services.xinux-bot = {
description = "Xinux Bot for managing telegram community";
documentation = [ "https://xinux.uz/" ];
after = [ "network-online.target" ];
wants = [ "network-online.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = "xinux-bot";
Group = "xinux-bot";
Restart = "always";
ExecStart = "${lib.getBin cfg.package}/bin/bot";
StateDirectory = "xinux-bot";
StateDirectoryMode = "0750";
EnvironmentFile = cfg.secret;
# Hardening
CapabilityBoundingSet = [
"AF_NETLINK"
"AF_INET"
"AF_INET6"
];
DeviceAllow = [ "/dev/stdin r" ];
DevicePolicy = "strict";
IPAddressAllow = "localhost";
LockPersonality = true;
# MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateDevices = true;
PrivateTmp = true;
PrivateUsers = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectSystem = "strict";
ReadOnlyPaths = [ "/" ];
RemoveIPC = true;
RestrictAddressFamilies = [
"AF_NETLINK"
"AF_INET"
"AF_INET6"
];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
SystemCallFilter = [
"@system-service"
"~@privileged"
"~@resources"
"@pkey"
];
UMask = "0027";
};
# preStart = ''
# installedConfigFile="${config.services.xinux.bot.dataDir}/Config/options.json"
# install -d -m750 ${config.services.xinux.bot.dataDir}/Config
# rm -f "$installedConfigFile" && install -m640 ${configFile} "$installedConfigFile"
# '';
};
};
}