{ config, lib, pkgs, ... }: with lib; let cfg = config.services.morty; in { ###### interface options = { services.morty = { enable = mkEnableOption "Morty proxy server. See https://github.com/asciimoo/morty"; ipv6 = mkOption { type = types.bool; default = true; description = "Allow IPv6 HTTP requests?"; defaultText = "Allow IPv6 HTTP requests."; }; key = mkOption { type = types.str; default = ""; description = "HMAC url validation key (hexadecimal encoded). Leave blank to disable. Without validation key, anyone can submit proxy requests. Leave blank to disable."; defaultText = "No HMAC url validation. Generate with echo -n somevalue | openssl dgst -sha1 -hmac somekey"; }; timeout = mkOption { type = types.int; default = 2; description = "Request timeout in seconds."; defaultText = "A resource now gets 2 seconds to respond."; }; package = mkOption { type = types.package; default = pkgs.morty; defaultText = "pkgs.morty"; description = "morty package to use."; }; port = mkOption { type = types.int; default = 3000; description = "Listing port"; }; listenAddress = mkOption { type = types.str; default = "127.0.0.1"; description = "The address on which the service listens"; defaultText = "127.0.0.1 (localhost)"; }; }; }; ###### Service definition config = mkIf config.services.morty.enable { users.users.morty = { description = "Morty user"; createHome = true; home = "/var/lib/morty"; isSystemUser = true; }; systemd.services.morty = { description = "Morty sanitizing proxy server."; after = [ "network.target" ]; wantedBy = [ "multi-user.target" ]; serviceConfig = { User = "morty"; ExecStart = ''${cfg.package}/bin/morty \ -listen ${cfg.listenAddress}:${toString cfg.port} \ ${optionalString cfg.ipv6 "-ipv6"} \ ${optionalString (cfg.key != "") "-key " + cfg.key} \ ''; }; }; environment.systemPackages = [ cfg.package ]; }; }