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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.eth.services.catbus-snapcast;
configJSON = pkgs.writeText "config.json" (builtins.toJSON {
mqttBroker = cfg.mqttBroker;
topics = cfg.topics;
snapcast = cfg.snapcast;
});
in {
options.eth.services.catbus-snapcast = {
enable = mkEnableOption "Whether to enable the Catbus Snapcast bridge";
mqttBroker = mkOption {
type = types.str;
description = "URL of the MQTT broker.";
example = "tcp://broker.local:1883";
};
topics = {
input = mkOption {
type = types.str;
description = "MQTT topic for controlling the Snapcast group input";
example = "home/house/speakers/input_enum";
};
};
snapcast = {
groupId = mkOption {
type = types.str;
description = "The ID of the Snapcast group to control";
example = "352aba34-0ba8-8a4e-9f46-cb634b1c800a";
};
};
};
config = mkIf cfg.enable {
systemd.services.catbus-snapcast-bridge = {
enable = true;
description = "Control Snapcast via Catbus";
wants = [ "network.target" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
DynamicUser = true;
ExecStart = "${pkgs.eth.catbus-snapcast}/bin/catbus-bridge-snapcast --config-path ${configJSON}";
NoNewPrivileges = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
RestrictAddressFamilies = "AF_INET AF_INET6";
RestrictNamespaces = true;
};
};
};
}
|
