nixos/modules/common/services/lk-jwt-service.nix
2025-04-18 13:10:50 -04:00

82 lines
2.4 KiB
Nix

{
config,
lib,
pkgs,
...
}: let
cfg = config.services.lk-jwt-service;
in {
meta.maintainers = [lib.maintainers.quadradical];
options.services.lk-jwt-service = {
enable = lib.mkEnableOption "Enable lk-jwt-service";
package = lib.mkPackageOption pkgs "lk-jwt-service" {};
livekit = {
url = lib.mkOption {
type = lib.types.str;
description = ''
The URL that livekit runs on, prefixed with `ws://` or `wss://` (recommended).
For example, `wss://example.com/livekit/sfu`
'';
};
environmentFile = lib.mkOption {
type = lib.types.path;
description = ''
Path to a file of environment variables, where you must declare some of: `LIVEKIT_KEY`, `LIVEKIT_SECRET`, `LIVEKIT_KEY_FROM_FILE`, `LIVEKIT_SECRET_FROM_FILE`, and/or `LIVEKIT_KEY_FILE`.
For more information, see <https://github.com/element-hq/lk-jwt-service#configuration>.
'';
};
};
port = lib.mkOption {
type = lib.types.port;
default = 8080;
description = "Port that lk-jwt-service should listen on.";
};
};
config = lib.mkIf cfg.enable {
systemd.services.lk-jwt-service = {
description = "Minimal service to issue LiveKit JWTs for MatrixRTC";
documentation = ["https://github.com/element-hq/lk-jwt-service"];
wantedBy = ["multi-user.target"];
wants = ["network-online.target"];
after = ["network-online.target"];
environment.LIVEKIT_URL = cfg.livekit.url;
serviceConfig = {
EnvironmentFile = cfg.livekit.environmentFile;
DynamicUser = true;
LockPersonality = true;
MemoryDenyWriteExecute = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
PrivateDevices = true;
PrivateMounts = true;
PrivateUsers = true;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
];
RestrictNamespaces = true;
RestrictRealtime = true;
ProtectHome = true;
SystemCallArchitectures = "native";
SystemCallFilter = [
"@system-service"
"~@privileged"
"~@resources"
];
ExecStart = lib.getExe cfg.package;
Restart = "on-failure";
RestartSec = 5;
UMask = "077";
};
};
};
}