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90 lines
2.7 KiB
Nix
90 lines
2.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.stubby;
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settingsFormat = pkgs.formats.yaml { };
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confFile = settingsFormat.generate "stubby.yml" cfg.settings;
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in {
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imports = map (x:
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(mkRemovedOptionModule [ "services" "stubby" x ]
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"Stubby configuration moved to services.stubby.settings.")) [
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"authenticationMode"
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"fallbackProtocols"
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"idleTimeout"
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"listenAddresses"
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"queryPaddingBlocksize"
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"roundRobinUpstreams"
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"subnetPrivate"
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"upstreamServers"
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];
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options = {
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services.stubby = {
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enable = mkEnableOption (lib.mdDoc "Stubby DNS resolver");
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settings = mkOption {
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type = types.attrsOf settingsFormat.type;
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example = lib.literalExpression ''
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pkgs.stubby.passthru.settingsExample // {
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upstream_recursive_servers = [{
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address_data = "158.64.1.29";
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tls_auth_name = "kaitain.restena.lu";
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tls_pubkey_pinset = [{
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digest = "sha256";
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value = "7ftvIkA+UeN/ktVkovd/7rPZ6mbkhVI7/8HnFJIiLa4=";
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}];
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}];
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};
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'';
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description = lib.mdDoc ''
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Content of the Stubby configuration file. All Stubby settings may be set or queried
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here. The default settings are available at
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`pkgs.stubby.passthru.settingsExample`. See
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<https://dnsprivacy.org/wiki/display/DP/Configuring+Stubby>.
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A list of the public recursive servers can be found here:
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<https://dnsprivacy.org/wiki/display/DP/DNS+Privacy+Test+Servers>.
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'';
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};
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debugLogging = mkOption {
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default = false;
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type = types.bool;
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description = lib.mdDoc "Enable or disable debug level logging.";
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};
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};
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};
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config = mkIf cfg.enable {
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assertions = [{
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assertion =
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(cfg.settings.resolution_type or "") == "GETDNS_RESOLUTION_STUB";
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message = ''
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services.stubby.settings.resolution_type must be set to "GETDNS_RESOLUTION_STUB".
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Is services.stubby.settings unset?
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'';
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}];
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services.stubby.settings.appdata_dir = "/var/cache/stubby";
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systemd.services.stubby = {
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description = "Stubby local DNS resolver";
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after = [ "network.target" ];
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before = [ "nss-lookup.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "notify";
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AmbientCapabilities = "CAP_NET_BIND_SERVICE";
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CapabilityBoundingSet = "CAP_NET_BIND_SERVICE";
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ExecStart = "${pkgs.stubby}/bin/stubby -C ${confFile} ${optionalString cfg.debugLogging "-l"}";
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DynamicUser = true;
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CacheDirectory = "stubby";
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};
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};
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};
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}
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