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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.eth.services.catbus-lgtv;
configJSON = pkgs.writeText "config.json" (builtins.toJSON {
mqttBroker = cfg.mqttBroker;
apps = cfg.apps;
topics = {
app = cfg.topics.input;
appValues = cfg.topics.inputValues;
power = cfg.topics.power;
volume = cfg.topics.volume;
};
tv = cfg.tv;
});
in {
options.eth.services.catbus-lgtv = {
enable = mkEnableOption "Whether to enable the Catbus WebOS LGTV daemons.";
mqttBroker = mkOption {
type = types.str;
description = "URL of the MQTT broker.";
example = "tcp://broker.local:1883";
};
tv = {
host = mkOption {
type = types.str;
default = "";
description = "TV host";
example = "192.168.16.69";
};
key = mkOption {
type = types.str;
default = "";
description = "A key generated from pkgs.eth.catbus-lgtv/bin/generate-key";
example = "25561897424495c18042fef5ebe8d7fc";
};
};
topics = {
input = mkOption {
type = types.str;
description = "MQTT topic for controlling the TV's app";
example = "home/living-room/tv/app_enum";
};
inputValues = mkOption {
type = types.str;
description = "MQTT topic for exporting the TV's apps";
example = "home/living-room/tv/app_enum/values";
};
power = mkOption {
type = types.str;
description = "MQTT topic for controlling the TV's power";
example = "home/living-room/tv/power";
};
volume = mkOption {
type = types.str;
description = "MQTT topic for controlling the TV's volume";
example = "home/living-room/tv/volume_percent";
};
};
apps = mkOption {
type = types.attrsOf types.str;
example = { PS4 = "com.webos.input.hdmi1"; };
description = "A set of friendly app names and their corresponding IDs";
};
};
config = mkIf cfg.enable {
systemd.services.catbus-lgtv-actuator = {
enable = true;
description = "Control a WebOS LGTV via Catbus";
wants = [ "network.target" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
DynamicUser = true;
ExecStart = "${pkgs.eth.catbus-lgtv}/bin/catbus-actuator-lgtv --config-path ${configJSON}";
NoNewPrivileges = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
RestrictAddressFamilies = "AF_INET AF_INET6";
RestrictNamespaces = true;
};
};
systemd.services.catbus-lgtv-observer = {
enable = true;
description = "Observe a WebOS LGTV via Catbus";
wants = [ "network.target" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
DynamicUser = true;
ExecStart = "${pkgs.eth.catbus-lgtv}/bin/catbus-observer-lgtv --config-path ${configJSON}";
NoNewPrivileges = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
RestrictAddressFamilies = "AF_INET AF_INET6";
RestrictNamespaces = true;
};
};
};
}
|
