82 lines
2 KiB
Nix
82 lines
2 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.clatd;
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settingsFormat = pkgs.formats.keyValue {};
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configFile = settingsFormat.generate "clatd.conf" cfg.settings;
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in
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{
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options = {
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services.clatd = {
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enable = mkEnableOption "clatd";
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package = mkPackageOption pkgs "clatd" { };
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settings = mkOption {
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type = types.submodule ({ name, ... }: {
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freeformType = settingsFormat.type;
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});
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default = { };
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example = literalExpression ''
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{
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plat-prefix = "64:ff9b::/96";
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}
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'';
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description = ''
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Configuration of clatd. See [clatd Documentation](https://github.com/toreanderson/clatd/blob/master/README.pod#configuration).
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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systemd.services.clatd = {
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description = "464XLAT CLAT daemon";
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documentation = [ "man:clatd(8)" ];
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wantedBy = [ "multi-user.target" ];
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after = [ "network-online.target" ];
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wants = [ "network-online.target" ];
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startLimitIntervalSec = 0;
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/clatd -c ${configFile}";
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# Hardening
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CapabilityBoundingSet = [
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"CAP_NET_ADMIN"
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];
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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PrivateTmp = true;
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectProc = "invisible";
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ProtectSystem = true;
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RestrictAddressFamilies = [
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"AF_INET"
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"AF_INET6"
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"AF_NETLINK"
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];
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@network-io"
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"@system-service"
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"~@privileged"
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"~@resources"
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];
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};
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};
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};
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}
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