1 files changed, 41 insertions, 0 deletions
diff --git a/nixos/hosts/ev/home-automation.nix b/nixos/hosts/ev/home-automation.nix
new file mode 100644
index 0000000..0766e4e
--- /dev/null
+++ b/nixos/hosts/ev/home-automation.nix
@@ -0,0 +1,41 @@
+# I'm not using Home Assistant because many of its integrations can only be configured via the UI.
+# (see https://github.com/home-assistant/architecture/blob/master/adr/0010-integration-configuration.md)
+
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.home-automation;
+in
+{
+  options.home-automation = {
+    zigbee2mqttPort = lib.mkOption {
+      type = lib.types.int;
+    };
+    zigbeeSerialPort = lib.mkOption {
+      type = lib.types.str;
+    };
+  };
+
+  config = {
+    services = {
+      zigbee2mqtt = {
+        enable = true;
+        settings = {
+          serial = {
+            port = cfg.zigbeeSerialPort;
+          };
+          frontend = {
+            port = cfg.zigbee2mqttPort;
+          };
+        };
+      };
+
+      mosquitto = {
+        enable = true;
+      };
+
+      # TODO: somehow record a history of events (perhaps in Grafana?)
+      # TODO: somehow set up some automations
+    };
+  };
+}