nixpkgs/nixos/modules/services/misc/pykms.nix
2022-11-10 09:30:00 +01:00

93 lines
2.5 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.pykms;
libDir = "/var/lib/pykms";
in
{
meta.maintainers = with lib.maintainers; [ peterhoeg ];
imports = [
(mkRemovedOptionModule [ "services" "pykms" "verbose" ] "Use services.pykms.logLevel instead")
];
options = {
services.pykms = {
enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc "Whether to enable the PyKMS service.";
};
listenAddress = mkOption {
type = types.str;
default = "0.0.0.0";
description = lib.mdDoc "The IP address on which to listen.";
};
port = mkOption {
type = types.port;
default = 1688;
description = lib.mdDoc "The port on which to listen.";
};
openFirewallPort = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc "Whether the listening port should be opened automatically.";
};
memoryLimit = mkOption {
type = types.str;
default = "64M";
description = lib.mdDoc "How much memory to use at most.";
};
logLevel = mkOption {
type = types.enum [ "CRITICAL" "ERROR" "WARNING" "INFO" "DEBUG" "MININFO" ];
default = "INFO";
description = lib.mdDoc "How much to log";
};
extraArgs = mkOption {
type = types.listOf types.str;
default = [ ];
description = lib.mdDoc "Additional arguments";
};
};
};
config = mkIf cfg.enable {
networking.firewall.allowedTCPPorts = lib.mkIf cfg.openFirewallPort [ cfg.port ];
systemd.services.pykms = {
description = "Python KMS";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
# python programs with DynamicUser = true require HOME to be set
environment.HOME = libDir;
serviceConfig = with pkgs; {
DynamicUser = true;
StateDirectory = baseNameOf libDir;
ExecStartPre = "${getBin pykms}/libexec/create_pykms_db.sh ${libDir}/clients.db";
ExecStart = lib.concatStringsSep " " ([
"${getBin pykms}/bin/server"
"--logfile=STDOUT"
"--loglevel=${cfg.logLevel}"
"--sqlite=${libDir}/clients.db"
] ++ cfg.extraArgs ++ [
cfg.listenAddress
(toString cfg.port)
]);
ProtectHome = "tmpfs";
WorkingDirectory = libDir;
SyslogIdentifier = "pykms";
Restart = "on-failure";
MemoryLimit = cfg.memoryLimit;
};
};
};
}