{ config, lib, pkgs, ... }: with lib; let cfg = config.services.osrm; in { options.services.osrm = { enable = mkOption { type = types.bool; default = false; description = lib.mdDoc "Enable the OSRM service."; }; address = mkOption { type = types.str; default = "0.0.0.0"; description = lib.mdDoc "IP address on which the web server will listen."; }; port = mkOption { type = types.port; default = 5000; description = lib.mdDoc "Port on which the web server will run."; }; threads = mkOption { type = types.int; default = 4; description = lib.mdDoc "Number of threads to use."; }; algorithm = mkOption { type = types.enum [ "CH" "CoreCH" "MLD" ]; default = "MLD"; description = lib.mdDoc "Algorithm to use for the data. Must be one of CH, CoreCH, MLD"; }; extraFlags = mkOption { type = types.listOf types.str; default = []; example = [ "--max-table-size 1000" "--max-matching-size 1000" ]; description = lib.mdDoc "Extra command line arguments passed to osrm-routed"; }; dataFile = mkOption { type = types.path; example = "/var/lib/osrm/berlin-latest.osrm"; description = lib.mdDoc "Data file location"; }; }; config = mkIf cfg.enable { users.users.osrm = { group = config.users.users.osrm.name; description = "OSRM user"; createHome = false; isSystemUser = true; }; users.groups.osrm = { }; systemd.services.osrm = { description = "OSRM service"; after = [ "network.target" ]; wantedBy = [ "multi-user.target" ]; serviceConfig = { User = config.users.users.osrm.name; ExecStart = '' ${pkgs.osrm-backend}/bin/osrm-routed \ --ip ${cfg.address} \ --port ${toString cfg.port} \ --threads ${toString cfg.threads} \ --algorithm ${cfg.algorithm} \ ${toString cfg.extraFlags} \ ${cfg.dataFile} ''; }; }; }; }