Bump homekit==0.12.2 + improve controller reliability (#20325)

Sessions were timing out and requiring a HA restart in order to restore
functionality. Network disconnects are now handled and sessions will be
automatically recovered after they fail.

homeassistant/components/homekit_controller/__init__.py

@@ -13,7 +13,7 @@ from homeassistant.helpers import discovery
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.event import call_later
 
-REQUIREMENTS = ['homekit==0.12.0']
+REQUIREMENTS = ['homekit==0.12.2']
 
 DOMAIN = 'homekit_controller'
 HOMEKIT_DIR = '.homekit'
@@ -49,10 +49,6 @@ RETRY_INTERVAL = 60  # seconds
 PAIRING_FILE = "pairing.json"
 
 
-class HomeKitConnectionError(ConnectionError):
-    """Raised when unable to connect to target device."""
-
-
 def get_serial(accessory):
     """Obtain the serial number of a HomeKit device."""
     # pylint: disable=import-error
@@ -101,13 +97,14 @@ class HKDevice():
         """Handle setup of a HomeKit accessory."""
         # pylint: disable=import-error
         from homekit.model.services import ServicesTypes
+        from homekit.exceptions import AccessoryDisconnectedError
 
         self.pairing.pairing_data['AccessoryIP'] = self.host
         self.pairing.pairing_data['AccessoryPort'] = self.port
 
         try:
             data = self.pairing.list_accessories_and_characteristics()
-        except HomeKitConnectionError:
+        except AccessoryDisconnectedError:
             call_later(
                 self.hass, RETRY_INTERVAL, lambda _: self.accessory_setup())
             return
@@ -199,10 +196,13 @@ class HomeKitEntity(Entity):
 
     def update(self):
         """Obtain a HomeKit device's state."""
+        # pylint: disable=import-error
+        from homekit.exceptions import AccessoryDisconnectedError
+
         try:
             pairing = self._accessory.pairing
             data = pairing.list_accessories_and_characteristics()
-        except HomeKitConnectionError:
+        except AccessoryDisconnectedError:
             return
         for accessory in data:
             if accessory['aid'] != self._aid:

requirements_all.txt

@@ -526,7 +526,7 @@ home-assistant-frontend==20190121.1
 homeassistant-pyozw==0.1.2
 
 # homeassistant.components.homekit_controller
-# homekit==0.12.0
+# homekit==0.12.2
 
 # homeassistant.components.homematicip_cloud
 homematicip==0.10.3