112 lines
3.4 KiB
Nix
112 lines
3.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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settingsFormat = {
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type = with lib.types; attrsOf (oneOf [ bool int str ]);
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generate = name: attrs:
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pkgs.writeText name (lib.strings.concatStringsSep "\n"
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(lib.attrsets.mapAttrsToList
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(key: value: "${key}=${builtins.toJSON value}") attrs));
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};
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in {
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options = {
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services.uhub = mkOption {
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default = { };
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description = "Uhub ADC hub instances";
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type = types.attrsOf (types.submodule {
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options = {
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enable = mkEnableOption "hub instance" // { default = true; };
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enableTLS = mkOption {
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type = types.bool;
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default = false;
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description = "Whether to enable TLS support.";
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};
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settings = mkOption {
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inherit (settingsFormat) type;
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description = ''
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Configuration of uhub.
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See https://www.uhub.org/doc/config.php for a list of options.
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'';
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default = { };
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example = {
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server_bind_addr = "any";
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server_port = 1511;
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hub_name = "My Public Hub";
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hub_description = "Yet another ADC hub";
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max_users = 150;
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};
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};
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plugins = mkOption {
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description = "Uhub plugin configuration.";
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type = with types;
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listOf (submodule {
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options = {
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plugin = mkOption {
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type = path;
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example = literalExpression
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"$${pkgs.uhub}/plugins/mod_auth_sqlite.so";
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description = "Path to plugin file.";
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};
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settings = mkOption {
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description = "Settings specific to this plugin.";
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type = with types; attrsOf str;
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example = { file = "/etc/uhub/users.db"; };
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};
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};
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});
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default = [ ];
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};
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};
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});
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};
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};
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config = let
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hubs = lib.attrsets.filterAttrs (_: cfg: cfg.enable) config.services.uhub;
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in {
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environment.etc = lib.attrsets.mapAttrs' (name: cfg:
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let
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settings' = cfg.settings // {
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tls_enable = cfg.enableTLS;
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file_plugins = pkgs.writeText "uhub-plugins.conf"
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(lib.strings.concatStringsSep "\n" (map ({ plugin, settings }:
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"plugin ${plugin} ${
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toString
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(lib.attrsets.mapAttrsToList (key: value: ''"${key}=${value}"'')
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settings)
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}") cfg.plugins));
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};
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in {
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name = "uhub/${name}.conf";
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value.source = settingsFormat.generate "uhub-${name}.conf" settings';
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}) hubs;
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systemd.services = lib.attrsets.mapAttrs' (name: cfg: {
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name = "uhub-${name}";
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value = let pkg = pkgs.uhub.override { tlsSupport = cfg.enableTLS; };
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in {
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description = "high performance peer-to-peer hub for the ADC network";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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reloadIfChanged = true;
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serviceConfig = {
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Type = "notify";
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ExecStart = "${pkg}/bin/uhub -c /etc/uhub/${name}.conf -L";
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ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
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DynamicUser = true;
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};
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};
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}) hubs;
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};
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}
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