From 7c69dc60873f10d8c8fff775968b3f788ffd305a Mon Sep 17 00:00:00 2001
From: Ethel Morgan <eth@ethulhu.co.uk>
Date: Wed, 24 Jun 2020 22:52:50 +0100
Subject: add catbus-lgtv daemons
---
nixos/modules/module-list.nix | 2 +
nixos/modules/services/catbus-actuator-lgtv.nix | 103 ++++++++++++++++++++++++
nixos/modules/services/catbus-observer-lgtv.nix | 103 ++++++++++++++++++++++++
3 files changed, 208 insertions(+)
create mode 100644 nixos/modules/services/catbus-actuator-lgtv.nix
create mode 100644 nixos/modules/services/catbus-observer-lgtv.nix
(limited to 'nixos/modules')
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index e8e5f7f..a5e7dcc 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -5,8 +5,10 @@
./overlays.nix
./programs/dwm.nix
./services/ambience.nix
+ ./services/catbus-actuator-lgtv.nix
./services/catbus-actuator-wakeonlan.nix
./services/catbus-bridge-snapcast.nix
+ ./services/catbus-observer-lgtv.nix
./services/catbus-observer-networkpresence.nix
./services/dlnatoad.nix
./services/helix-directory-jackalope.nix
diff --git a/nixos/modules/services/catbus-actuator-lgtv.nix b/nixos/modules/services/catbus-actuator-lgtv.nix
new file mode 100644
index 0000000..73a2c72
--- /dev/null
+++ b/nixos/modules/services/catbus-actuator-lgtv.nix
@@ -0,0 +1,103 @@
+{ config, lib, pkgs, ... }:
+with lib;
+
+let
+
+ cfg = config.eth.services.catbus-actuator-lgtv;
+
+ configJSON = pkgs.writeText "config.json" (builtins.toJSON {
+ mqttBroker = "tcp://${cfg.mqttBroker.host}:${toString cfg.mqttBroker.port}";
+ apps = cfg.apps;
+ topics = cfg.topics;
+ tv = cfg.tv;
+ });
+
+in {
+
+ options.eth.services.catbus-actuator-lgtv = {
+
+ enable = mkEnableOption "Whether to enable the Catbus WebOS LGTV actuator";
+
+ mqttBroker = {
+ host = mkOption {
+ type = types.str;
+ description = "Host of the MQTT broker.";
+ example = "localhost";
+ };
+ port = mkOption {
+ type = types.int;
+ description = "Port of the MQTT broker.";
+ default = 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 = {
+ app = mkOption {
+ type = types.str;
+ description = "MQTT topic for controlling the TV's app";
+ example = "home/living-room/tv/app_enum";
+ };
+ appValues = 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-actuator-lgtv = {
+ 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 ${configJSON}";
+
+ NoNewPrivileges = true;
+ ProtectKernelTunables = true;
+ ProtectControlGroups = true;
+ ProtectKernelModules = true;
+ RestrictAddressFamilies = "AF_INET AF_INET6";
+ RestrictNamespaces = true;
+ };
+ };
+ };
+
+}
+
diff --git a/nixos/modules/services/catbus-observer-lgtv.nix b/nixos/modules/services/catbus-observer-lgtv.nix
new file mode 100644
index 0000000..e1a293c
--- /dev/null
+++ b/nixos/modules/services/catbus-observer-lgtv.nix
@@ -0,0 +1,103 @@
+{ config, lib, pkgs, ... }:
+with lib;
+
+let
+
+ cfg = config.eth.services.catbus-observer-lgtv;
+
+ configJSON = pkgs.writeText "config.json" (builtins.toJSON {
+ mqttBroker = "tcp://${cfg.mqttBroker.host}:${toString cfg.mqttBroker.port}";
+ apps = cfg.apps;
+ topics = cfg.topics;
+ tv = cfg.tv;
+ });
+
+in {
+
+ options.eth.services.catbus-observer-lgtv = {
+
+ enable = mkEnableOption "Whether to enable the Catbus WebOS LGTV observer";
+
+ mqttBroker = {
+ host = mkOption {
+ type = types.str;
+ description = "Host of the MQTT broker.";
+ example = "localhost";
+ };
+ port = mkOption {
+ type = types.int;
+ description = "Port of the MQTT broker.";
+ default = 1883;
+ };
+ };
+
+ tv = {
+ host = mkOption {
+ type = types.str;
+ default = "";
+ description = "TV host";
+ example = "192.168.16.69";
+ };
+ key = mkOption {
+ type = types.str;
+ default = "";
+ description = "A key generated from pkgs.eth.catbus-lgtv/bin/generate-key";
+ example = "25561897424495c18042fef5ebe8d7fc";
+ };
+ };
+
+ topics = {
+ app = mkOption {
+ type = types.str;
+ description = "MQTT topic for controlling the TV's app";
+ example = "home/living-room/tv/app_enum";
+ };
+ appValues = mkOption {
+ type = types.str;
+ description = "MQTT topic for exporting the TV's apps";
+ example = "home/living-room/tv/app_enum/values";
+ };
+ power = mkOption {
+ type = types.str;
+ description = "MQTT topic for controlling the TV's power";
+ example = "home/living-room/tv/power";
+ };
+ volume = mkOption {
+ type = types.str;
+ description = "MQTT topic for controlling the TV's volume";
+ example = "home/living-room/tv/volume_percent";
+ };
+ };
+
+ apps = mkOption {
+ type = types.attrsOf types.str;
+ example = { PS4 = "com.webos.input.hdmi1"; };
+ description = "A set of friendly app names and their corresponding IDs";
+ };
+ };
+
+
+ config = mkIf cfg.enable {
+ systemd.services.catbus-observer-lgtv = {
+ enable = true;
+ description = "Observe a WebOS LGTV via Catbus";
+ wants = [ "network.target" ];
+ after = [ "network.target" ];
+ wantedBy = [ "multi-user.target" ];
+ serviceConfig = {
+ DynamicUser = true;
+
+ ExecStart = "${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;
+ };
+ };
+ };
+
+}
+
--
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