From 1f8a4c635380f6e15493c9c9cbec3f56a851cd4e Mon Sep 17 00:00:00 2001
From: mjallen18 <matt.l.jallen@gmail.com>
Date: Wed, 26 Feb 2025 19:12:28 -0600
Subject: [PATCH] mqtt

---
 hosts/homeassistant/homeassistant.nix | 69 +++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/hosts/homeassistant/homeassistant.nix b/hosts/homeassistant/homeassistant.nix
index 3cb84b7..f921eeb 100644
--- a/hosts/homeassistant/homeassistant.nix
+++ b/hosts/homeassistant/homeassistant.nix
@@ -1,5 +1,7 @@
 { config, pkgs, ... }:
 let
+  mosquittoPort = 1883;
+  zigbee2mqttPort = 8080;
   # "sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA="
   ha-bambulab = pkgs.stdenv.mkDerivation {
     pname = "ha-bambulab";
@@ -149,6 +151,15 @@ in
         debug = false;
       };
 
+      # Add MQTT integration
+      mqtt = {
+        discovery = true;
+        discovery_prefix = "homeassistant";
+        broker = "localhost";  # Using local Mosquitto broker
+        port = mosquittoPort;
+        # If you set up MQTT with authentication, add username and password here
+      };
+
       # https://www.home-assistant.io/integrations/ota_updater/
       zha.zigpy_config.ota.z2m_remote_index = "https://raw.githubusercontent.com/Koenkk/zigbee-OTA/master/index.json";
     };
@@ -186,15 +197,73 @@ in
         ensureDBOwnership = true;
       }];
     };
+
+    # Enable and configure Mosquitto MQTT broker
+    services.mosquitto = {
+      enable = true;
+      listeners = [
+        {
+          port = mosquittoPort;
+          users = {
+            # Optional: Set up authentication
+            # "mqttuser" = {
+            #   password = "your-password";
+            #   acl = [ "pattern readwrite #" ];
+            # };
+          };
+          # For testing, allow anonymous connections
+          settings.allow_anonymous = true;
+        }
+      ];
+    };
+
     zigbee2mqtt = {
       enable = true;
       settings = {
         homeassistant = config.services.home-assistant.enable;
         permit_join = true;
+        # Web interface
+        frontend = {
+          port = zigbee2mqttPort;  # Choose an available port
+        };
+        # MQTT configuration
+        mqtt = {
+          base_topic = "zigbee2mqtt";
+          server = "mqtt://localhost:${mosquittoPort}";
+          # If using authentication:
+          # user = "mqttuser";
+          # password = "your-password";
+        };
         serial = {
           port = "/dev/ttyUSB0";
         };
       };
     };
+
+    # Enable required hardware support for the Zigbee adapter
+    hardware.bluetooth.enable = true;  # Some adapters use Bluetooth
+    
+    # Ensure proper permissions for Zigbee USB devices
+    # services.udev.extraRules = ''
+    #   # For CC2531, CC2530, CC1352P-2, CC2538 and similar adapters
+    #   SUBSYSTEM=="tty", ATTRS{idVendor}=="0451", ATTRS{idProduct}=="16a8", SYMLINK+="zigbee", MODE="0666"
+    #   SUBSYSTEM=="tty", ATTRS{idVendor}=="1a86", ATTRS{idProduct}=="7523", SYMLINK+="zigbee", MODE="0666"
+      
+    #   # For ConBee/RaspBee by Dresden Elektronik
+    #   SUBSYSTEM=="tty", ATTRS{idVendor}=="1cf1", ATTRS{idProduct}=="0030", SYMLINK+="zigbee", MODE="0666"
+      
+    #   # For Electrolama zig-a-zig-ah (zzh!)
+    #   SUBSYSTEM=="tty", ATTRS{idVendor}=="1a86", ATTRS{idProduct}=="7523", SYMLINK+="zigbee", MODE="0666"
+    # '';
+
+    environment.systemPackages = with pkgs; [
+      mosquitto  # MQTT command-line tools
+      usbutils   # For lsusb to help identify your adapter
+    ];
+
+    networking.firewall.allowedTCPPorts = [
+      mosquittoPort
+      zigbee2mqttPort
+    ];
   };
 }