nixos-config/modules/minio-kes.nix

81 lines
2.2 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.kes;
format = pkgs.formats.yaml { };
configFile = format.generate "config.yaml" cfg.settings;
port = strings.toInt (lists.last (strings.splitString ":" cfg.settings.address));
in
{
options.services.kes = {
enable = mkEnableOption (mdDoc "Minio's Key Managament Server");
package = mkOption {
type = types.package;
description = mdDoc "Which package to use for the kes instance.";
default = pkgs.minio-kes;
};
environmentFile = mkOption {
type = with types; nullOr str;
default = null;
description = lib.mdDoc ''
File in the format of an EnvironmentFile as described by systemd.exec(5).
'';
};
settings = mkOption {
type = format.type;
default = { address = "0.0.0.0:7373"; };
example = literalExpression ''
{
address = "0.0.0.0:7373";
cache = {
expiry = {
any = "5m0s";
unused = "20s";
};
};
}
'';
description = mdDoc ''
KES Configuration.
Refer to <https://github.com/minio/kes/blob/master/server-config.yaml>
for details on supported values.
'';
};
};
config = mkIf cfg.enable {
systemd.services.kes = {
description = "KES";
wantedBy = [ "multi-user.target" ];
wants = [ "network-online.target" ];
after = [ "network-online.target" ];
path = [ cfg.package ];
serviceConfig = {
Type = "simple";
Restart = "always";
ExecStart = "${cfg.package}/bin/kes server --config ${configFile}";
User = "kes";
Group = "kes";
# WorkingDirectory = "/etc/kes";
AmbientCapabilities = mkIf (port < 1024) ["CAP_NET_BIND_SERVICE"];
LimitNOFILE = 65536;
ProtectProc = "invisible";
SendSIGKILL = "no";
TasksMax = "infinity";
TimeoutStopSec = "infinity";
} // optionalAttrs (cfg.environmentFile != null) {
EnvironmentFile = cfg.environmentFile;
};
};
environment.systemPackages = [ cfg.package ];
users.groups.kes = { };
users.users.kes = {
description = "KES user";
group = "kes";
isSystemUser = true;
};
};
}