Merge pull request #4166 from home-assistant/dev

0.32

.coveragerc

@@ -37,6 +37,9 @@ omit =
     homeassistant/components/isy994.py
     homeassistant/components/*/isy994.py
 
+    homeassistant/components/litejet.py
+    homeassistant/components/*/litejet.py
+
     homeassistant/components/modbus.py
     homeassistant/components/*/modbus.py
 
@@ -98,8 +101,6 @@ omit =
     homeassistant/components/homematic.py
     homeassistant/components/*/homematic.py
 
-    homeassistant/components/switch/pilight.py
-
     homeassistant/components/knx.py
     homeassistant/components/*/knx.py
 
@@ -109,6 +110,9 @@ omit =
     homeassistant/components/zoneminder.py
     homeassistant/components/*/zoneminder.py
 
+    homeassistant/components/mochad.py
+    homeassistant/components/*/mochad.py
+
     homeassistant/components/alarm_control_panel/alarmdotcom.py
     homeassistant/components/alarm_control_panel/concord232.py
     homeassistant/components/alarm_control_panel/nx584.py
@@ -128,6 +132,7 @@ omit =
     homeassistant/components/climate/knx.py
     homeassistant/components/climate/proliphix.py
     homeassistant/components/climate/radiotherm.py
+    homeassistant/components/cover/garadget.py    
     homeassistant/components/cover/homematic.py
     homeassistant/components/cover/rpi_gpio.py
     homeassistant/components/cover/scsgate.py
@@ -136,10 +141,9 @@ omit =
     homeassistant/components/device_tracker/aruba.py
     homeassistant/components/device_tracker/asuswrt.py
     homeassistant/components/device_tracker/bbox.py
-    homeassistant/components/device_tracker/bluetooth_tracker.py
     homeassistant/components/device_tracker/bluetooth_le_tracker.py
+    homeassistant/components/device_tracker/bluetooth_tracker.py
     homeassistant/components/device_tracker/bt_home_hub_5.py
-    homeassistant/components/device_tracker/ddwrt.py
     homeassistant/components/device_tracker/fritz.py
     homeassistant/components/device_tracker/icloud.py
     homeassistant/components/device_tracker/luci.py
@@ -157,8 +161,6 @@ omit =
     homeassistant/components/fan/mqtt.py
     homeassistant/components/feedreader.py
     homeassistant/components/foursquare.py
-    homeassistant/components/garage_door/rpi_gpio.py
-    homeassistant/components/garage_door/wink.py
     homeassistant/components/hdmi_cec.py
     homeassistant/components/ifttt.py
     homeassistant/components/joaoapps_join.py
@@ -172,12 +174,14 @@ omit =
     homeassistant/components/light/limitlessled.py
     homeassistant/components/light/osramlightify.py
     homeassistant/components/light/x10.py
+    homeassistant/components/light/yeelight.py
     homeassistant/components/lirc.py
     homeassistant/components/media_player/braviatv.py
     homeassistant/components/media_player/cast.py
     homeassistant/components/media_player/cmus.py
     homeassistant/components/media_player/denon.py
     homeassistant/components/media_player/directv.py
+    homeassistant/components/media_player/emby.py
     homeassistant/components/media_player/firetv.py
     homeassistant/components/media_player/gpmdp.py
     homeassistant/components/media_player/itunes.py
@@ -188,6 +192,7 @@ omit =
     homeassistant/components/media_player/onkyo.py
     homeassistant/components/media_player/panasonic_viera.py
     homeassistant/components/media_player/pandora.py
+    homeassistant/components/media_player/philips_js.py
     homeassistant/components/media_player/pioneer.py
     homeassistant/components/media_player/plex.py
     homeassistant/components/media_player/roku.py
@@ -209,6 +214,7 @@ omit =
     homeassistant/components/notify/llamalab_automate.py
     homeassistant/components/notify/matrix.py
     homeassistant/components/notify/message_bird.py
+    homeassistant/components/notify/nfandroidtv.py
     homeassistant/components/notify/nma.py
     homeassistant/components/notify/pushbullet.py
     homeassistant/components/notify/pushetta.py
@@ -234,9 +240,12 @@ omit =
     homeassistant/components/sensor/bom.py
     homeassistant/components/sensor/coinmarketcap.py
     homeassistant/components/sensor/cpuspeed.py
+    homeassistant/components/sensor/cups.py
+    homeassistant/components/sensor/currencylayer.py
     homeassistant/components/sensor/darksky.py
     homeassistant/components/sensor/deutsche_bahn.py
     homeassistant/components/sensor/dht.py
+    homeassistant/components/sensor/dovado.py
     homeassistant/components/sensor/dte_energy_bridge.py
     homeassistant/components/sensor/efergy.py
     homeassistant/components/sensor/eliqonline.py
@@ -250,9 +259,11 @@ omit =
     homeassistant/components/sensor/gpsd.py
     homeassistant/components/sensor/gtfs.py
     homeassistant/components/sensor/haveibeenpwned.py
+    homeassistant/components/sensor/hddtemp.py
     homeassistant/components/sensor/hp_ilo.py
     homeassistant/components/sensor/imap.py
     homeassistant/components/sensor/imap_email_content.py
+    homeassistant/components/sensor/influxdb.py
     homeassistant/components/sensor/lastfm.py
     homeassistant/components/sensor/linux_battery.py
     homeassistant/components/sensor/loopenergy.py
@@ -267,7 +278,6 @@ omit =
     homeassistant/components/sensor/openweathermap.py
     homeassistant/components/sensor/pi_hole.py
     homeassistant/components/sensor/plex.py
-    homeassistant/components/sensor/rest.py
     homeassistant/components/sensor/sabnzbd.py
     homeassistant/components/sensor/scrape.py
     homeassistant/components/sensor/serial_pm.py
@@ -277,6 +287,7 @@ omit =
     homeassistant/components/sensor/supervisord.py
     homeassistant/components/sensor/swiss_hydrological_data.py
     homeassistant/components/sensor/swiss_public_transport.py
+    homeassistant/components/sensor/synologydsm.py
     homeassistant/components/sensor/systemmonitor.py
     homeassistant/components/sensor/ted5000.py
     homeassistant/components/sensor/temper.py
@@ -286,7 +297,6 @@ omit =
     homeassistant/components/sensor/twitch.py
     homeassistant/components/sensor/uber.py
     homeassistant/components/sensor/vasttrafik.py
-    homeassistant/components/sensor/worldclock.py
     homeassistant/components/sensor/xbox_live.py
     homeassistant/components/sensor/yweather.py
     homeassistant/components/switch/acer_projector.py
@@ -299,18 +309,16 @@ omit =
     homeassistant/components/switch/neato.py
     homeassistant/components/switch/netio.py
     homeassistant/components/switch/orvibo.py
+    homeassistant/components/switch/pilight.py
     homeassistant/components/switch/pulseaudio_loopback.py
     homeassistant/components/switch/rest.py
     homeassistant/components/switch/rpi_rf.py
     homeassistant/components/switch/tplink.py
     homeassistant/components/switch/transmission.py
     homeassistant/components/switch/wake_on_lan.py
-    homeassistant/components/thermostat/eq3btsmart.py
+    homeassistant/components/thingspeak.py
-    homeassistant/components/thermostat/heatmiser.py
-    homeassistant/components/thermostat/homematic.py
-    homeassistant/components/thermostat/proliphix.py
-    homeassistant/components/thermostat/radiotherm.py
     homeassistant/components/upnp.py
+    homeassistant/components/weather/openweathermap.py
     homeassistant/components/zeroconf.py
 
 

.travis.yml

@@ -2,11 +2,11 @@ sudo: false
 matrix:
   fast_finish: true
   include:
-    - python: "3.4"
+    - python: "3.4.2"
       env: TOXENV=py34
-    - python: "3.4"
+    - python: "3.4.2"
       env: TOXENV=requirements
-    - python: "3.5"
+    - python: "3.4.2"
       env: TOXENV=lint
     - python: "3.5"
       env: TOXENV=typing

config/configuration.yaml.example

@@ -43,12 +43,10 @@ device_tracker:
   username: admin
   password: PASSWORD
 
-chromecast:
-
 switch:
   platform: wemo
 
-thermostat:
+climate:
   platform: nest
   # Required: username and password that are used to login to the Nest thermostat.
   username: myemail@mydomain.com
@@ -79,7 +77,6 @@ group:
     entities:
       - group.awesome_people
       - group.climate
-
   kitchen:
     name: Kitchen
     entities:
@@ -92,52 +89,23 @@ group:
       - input_boolean.notify_home
       - camera.demo_camera
 
-example:
-
-simple_alarm:
-  # Which light/light group has to flash when a known device comes home
-  known_light: light.Bowl
-  # Which light/light group has to flash red when light turns on while no one home
-  unknown_light: group.living_room
-
 browser:
-
 keyboard:
 
 # https://home-assistant.io/getting-started/automation/
 automation:
-- alias: 'Rule 1 Light on in the evening'
+  - alias: Turn on light when sun sets
     trigger:
-    - platform: sun
+      platform: sun
       event: sunset
       offset: "-01:00:00"
-    - platform: state
-      entity_id: group.all_devices
-      state: home
     condition:
-    - platform: state
+      condition: state
       entity_id: group.all_devices
-      state: home
+      state: 'home'
-    - platform: time
-      after: "16:00:00"
-      before: "23:00:00"
     action:
-    service: homeassistant.turn_on
+      service: light.turn_on
-    entity_id: group.living_room
 
-- alias: 'Rule 2 - Away Mode'
-  trigger:
-   - platform: state
-     entity_id: group.all_devices
-     state: 'not_home'
-
-  condition: use_trigger_values
-  action:
-     service: light.turn_off
-     entity_id: group.all_lights
-
-# Sensors need to be added into the configuration.yaml as sensor:, sensor 2:, sensor 3:, etc. 
-# Each sensor label should be unique or your sensors might not load correctly.
 # Another way to do is to collect all entries under one "sensor:"
 # sensor:
 #   - platform: mqtt
@@ -154,34 +122,30 @@ sensor:
       arg: '/'
     - type: 'disk_use_percent'
       arg: '/home'
-    - type: 'disk_use'
-      arg: '/home'
 
 sensor 2:
-  platform: forecast
+  platform: cpuspeed
-  api_key: <register on Forecast.io for your PRIVATE API>
-  monitored_conditions:
-    - summary
-    - precip_type
-    - precip_intensity
-    - temperature
 
 script:
-  # Turns on the bedroom lights and then the living room lights 1 minute later
   wakeup:
     alias: Wake Up
     sequence:
-      # alias is optional
+      - event: LOGBOOK_ENTRY
+        event_data:
+          name: Paulus
+          message: is waking up
+          entity_id: device_tracker.paulus
+          domain: light
       - alias: Bedroom lights on
-        execute_service: light.turn_on
+        service: light.turn_on
-        service_data:
+        data:
           entity_id: group.bedroom
+          brightness: 100
       - delay:
-          # supports seconds, milliseconds, minutes, hours, etc.
           minutes: 1
       - alias: Living room lights on
-        execute_service: light.turn_on
+        service: light.turn_on
-        service_data:
+        data:
           entity_id: group.living_room
 
 scene:

homeassistant/__main__.py

@@ -14,6 +14,7 @@ from homeassistant.const import (
     __version__,
     EVENT_HOMEASSISTANT_START,
     REQUIRED_PYTHON_VER,
+    REQUIRED_PYTHON_VER_WIN,
     RESTART_EXIT_CODE,
 )
 from homeassistant.util.async import run_callback_threadsafe
@@ -44,8 +45,7 @@ def monkey_patch_asyncio():
     See https://bugs.python.org/issue26617 for details of the Python
     bug.
     """
-    # pylint: disable=no-self-use, too-few-public-methods, protected-access
+    # pylint: disable=no-self-use, protected-access, bare-except
-    # pylint: disable=bare-except
     import asyncio.tasks
 
     class IgnoreCalls:
@@ -64,7 +64,12 @@ def monkey_patch_asyncio():
 
 def validate_python() -> None:
     """Validate we're running the right Python version."""
-    if sys.version_info[:3] < REQUIRED_PYTHON_VER:
+    if sys.platform == "win32" and \
+       sys.version_info[:3] < REQUIRED_PYTHON_VER_WIN:
+        print("Home Assistant requires at least Python {}.{}.{}".format(
+            *REQUIRED_PYTHON_VER_WIN))
+        sys.exit(1)
+    elif sys.version_info[:3] < REQUIRED_PYTHON_VER:
         print("Home Assistant requires at least Python {}.{}.{}".format(
             *REQUIRED_PYTHON_VER))
         sys.exit(1)

homeassistant/bootstrap.py

@@ -1,11 +1,10 @@
 """Provides methods to bootstrap a home assistant instance."""
-
+import asyncio
 import logging
 import logging.handlers
 import os
 import sys
 from collections import defaultdict
-from threading import RLock
 
 from types import ModuleType
 from typing import Any, Optional, Dict
@@ -19,6 +18,8 @@ import homeassistant.config as conf_util
 import homeassistant.core as core
 import homeassistant.loader as loader
 import homeassistant.util.package as pkg_util
+from homeassistant.util.async import (
+    run_coroutine_threadsafe, run_callback_threadsafe)
 from homeassistant.util.yaml import clear_secret_cache
 from homeassistant.const import EVENT_COMPONENT_LOADED, PLATFORM_FORMAT
 from homeassistant.exceptions import HomeAssistantError
@@ -26,24 +27,34 @@ from homeassistant.helpers import (
     event_decorators, service, config_per_platform, extract_domain_configs)
 
 _LOGGER = logging.getLogger(__name__)
-_SETUP_LOCK = RLock()
-_CURRENT_SETUP = []
 
 ATTR_COMPONENT = 'component'
 
 ERROR_LOG_FILENAME = 'home-assistant.log'
-_PERSISTENT_PLATFORMS = set()
+_PERSISTENT_ERRORS = {}
-_PERSISTENT_VALIDATION = set()
+HA_COMPONENT_URL = '[{}](https://home-assistant.io/components/{}/)'
 
 
 def setup_component(hass: core.HomeAssistant, domain: str,
                     config: Optional[Dict]=None) -> bool:
     """Setup a component and all its dependencies."""
+    return run_coroutine_threadsafe(
+        async_setup_component(hass, domain, config), loop=hass.loop).result()
+
+
+@asyncio.coroutine
+def async_setup_component(hass: core.HomeAssistant, domain: str,
+                          config: Optional[Dict]=None) -> bool:
+    """Setup a component and all its dependencies.
+
+    This method is a coroutine.
+    """
     if domain in hass.config.components:
         _LOGGER.debug('Component %s already set up.', domain)
         return True
 
-    _ensure_loader_prepared(hass)
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     if config is None:
         config = defaultdict(dict)
@@ -52,11 +63,14 @@ def setup_component(hass: core.HomeAssistant, domain: str,
 
     # OrderedSet is empty if component or dependencies could not be resolved
     if not components:
+        _async_persistent_notification(hass, domain, True)
         return False
 
     for component in components:
-        if not _setup_component(hass, component, config):
+        res = yield from _async_setup_component(hass, component, config)
+        if not res:
             _LOGGER.error('Component %s failed to setup', component)
+            _async_persistent_notification(hass, component, True)
             return False
 
     return True
@@ -64,7 +78,10 @@ def setup_component(hass: core.HomeAssistant, domain: str,
 
 def _handle_requirements(hass: core.HomeAssistant, component,
                          name: str) -> bool:
-    """Install the requirements for a component."""
+    """Install the requirements for a component.
+
+    This method needs to run in an executor.
+    """
     if hass.config.skip_pip or not hasattr(component, 'REQUIREMENTS'):
         return True
 
@@ -72,70 +89,117 @@ def _handle_requirements(hass: core.HomeAssistant, component,
         if not pkg_util.install_package(req, target=hass.config.path('deps')):
             _LOGGER.error('Not initializing %s because could not install '
                           'dependency %s', name, req)
+            _async_persistent_notification(hass, name)
             return False
 
     return True
 
 
-def _setup_component(hass: core.HomeAssistant, domain: str, config) -> bool:
+@asyncio.coroutine
-    """Setup a component for Home Assistant."""
+def _async_setup_component(hass: core.HomeAssistant,
-    # pylint: disable=too-many-return-statements,too-many-branches
+                           domain: str, config) -> bool:
-    # pylint: disable=too-many-statements
+    """Setup a component for Home Assistant.
+
+    This method is a coroutine.
+    """
+    # pylint: disable=too-many-return-statements
     if domain in hass.config.components:
         return True
 
-    with _SETUP_LOCK:
+    setup_lock = hass.data.get('setup_lock')
-        # It might have been loaded while waiting for lock
+    if setup_lock is None:
-        if domain in hass.config.components:
+        setup_lock = hass.data['setup_lock'] = asyncio.Lock(loop=hass.loop)
-            return True
 
-        if domain in _CURRENT_SETUP:
+    setup_progress = hass.data.get('setup_progress')
+    if setup_progress is None:
+        setup_progress = hass.data['setup_progress'] = []
+
+    if domain in setup_progress:
         _LOGGER.error('Attempt made to setup %s during setup of %s',
                       domain, domain)
+        _async_persistent_notification(hass, domain, True)
         return False
 
-        config = prepare_setup_component(hass, config, domain)
+    try:
+        # Used to indicate to discovery that a setup is ongoing and allow it
+        # to wait till it is done.
+        did_lock = False
+        if not setup_lock.locked():
+            yield from setup_lock.acquire()
+            did_lock = True
+
+        setup_progress.append(domain)
+        config = yield from async_prepare_setup_component(hass, config, domain)
 
         if config is None:
             return False
 
         component = loader.get_component(domain)
-        _CURRENT_SETUP.append(domain)
+        if component is None:
+            _async_persistent_notification(hass, domain)
+            return False
+
+        async_comp = hasattr(component, 'async_setup')
 
         try:
-            result = component.setup(hass, config)
+            if async_comp:
+                result = yield from component.async_setup(hass, config)
+            else:
+                result = yield from hass.loop.run_in_executor(
+                    None, component.setup, hass, config)
+        except Exception:  # pylint: disable=broad-except
+            _LOGGER.exception('Error during setup of component %s', domain)
+            _async_persistent_notification(hass, domain, True)
+            return False
+
         if result is False:
             _LOGGER.error('component %s failed to initialize', domain)
+            _async_persistent_notification(hass, domain, True)
             return False
         elif result is not True:
             _LOGGER.error('component %s did not return boolean if setup '
                           'was successful. Disabling component.', domain)
+            _async_persistent_notification(hass, domain, True)
             loader.set_component(domain, None)
             return False
-        except Exception:  # pylint: disable=broad-except
-            _LOGGER.exception('Error during setup of component %s', domain)
-            return False
-        finally:
-            _CURRENT_SETUP.remove(domain)
 
         hass.config.components.append(component.DOMAIN)
 
         # Assumption: if a component does not depend on groups
         # it communicates with devices
-        if 'group' not in getattr(component, 'DEPENDENCIES', []) and \
+        if (not async_comp and
-           hass.pool.worker_count <= 10:
+                'group' not in getattr(component, 'DEPENDENCIES', [])):
+            if hass.pool is None:
+                hass.async_init_pool()
+            if hass.pool.worker_count <= 10:
                 hass.pool.add_worker()
 
-        hass.bus.fire(
+        hass.bus.async_fire(
             EVENT_COMPONENT_LOADED, {ATTR_COMPONENT: component.DOMAIN}
         )
 
         return True
+    finally:
+        setup_progress.remove(domain)
+        if did_lock:
+            setup_lock.release()
 
 
 def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                             domain: str):
     """Prepare setup of a component and return processed config."""
+    return run_coroutine_threadsafe(
+        async_prepare_setup_component(hass, config, domain), loop=hass.loop
+    ).result()
+
+
+@asyncio.coroutine
+def async_prepare_setup_component(hass: core.HomeAssistant, config: dict,
+                                  domain: str):
+    """Prepare setup of a component and return processed config.
+
+    This method is a coroutine.
+    """
     # pylint: disable=too-many-return-statements
     component = loader.get_component(domain)
     missing_deps = [dep for dep in getattr(component, 'DEPENDENCIES', [])
@@ -151,7 +215,7 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
         try:
             config = component.CONFIG_SCHEMA(config)
         except vol.Invalid as ex:
-            log_exception(ex, domain, config, hass)
+            async_log_exception(ex, domain, config, hass)
             return None
 
     elif hasattr(component, 'PLATFORM_SCHEMA'):
@@ -161,7 +225,7 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
             try:
                 p_validated = component.PLATFORM_SCHEMA(p_config)
             except vol.Invalid as ex:
-                log_exception(ex, domain, config, hass)
+                async_log_exception(ex, domain, config, hass)
                 continue
 
             # Not all platform components follow same pattern for platforms
@@ -171,8 +235,8 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                 platforms.append(p_validated)
                 continue
 
-            platform = prepare_setup_platform(hass, config, domain,
+            platform = yield from async_prepare_setup_platform(
-                                              p_name)
+                hass, config, domain, p_name)
 
             if platform is None:
                 continue
@@ -180,9 +244,10 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
             # Validate platform specific schema
             if hasattr(platform, 'PLATFORM_SCHEMA'):
                 try:
+                    # pylint: disable=no-member
                     p_validated = platform.PLATFORM_SCHEMA(p_validated)
                 except vol.Invalid as ex:
-                    log_exception(ex, '{}.{}'.format(domain, p_name),
+                    async_log_exception(ex, '{}.{}'.format(domain, p_name),
                                         p_validated, hass)
                     continue
 
@@ -195,7 +260,9 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                   if key not in filter_keys}
         config[domain] = platforms
 
-    if not _handle_requirements(hass, component, domain):
+    res = yield from hass.loop.run_in_executor(
+        None, _handle_requirements, hass, component, domain)
+    if not res:
         return None
 
     return config
@@ -204,7 +271,22 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
 def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
                            platform_name: str) -> Optional[ModuleType]:
     """Load a platform and makes sure dependencies are setup."""
-    _ensure_loader_prepared(hass)
+    return run_coroutine_threadsafe(
+        async_prepare_setup_platform(hass, config, domain, platform_name),
+        loop=hass.loop
+    ).result()
+
+
+@asyncio.coroutine
+def async_prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
+                                 platform_name: str) \
+                                 -> Optional[ModuleType]:
+    """Load a platform and makes sure dependencies are setup.
+
+    This method is a coroutine.
+    """
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     platform_path = PLATFORM_FORMAT.format(domain, platform_name)
 
@@ -213,13 +295,7 @@ def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
     # Not found
     if platform is None:
         _LOGGER.error('Unable to find platform %s', platform_path)
-
+        _async_persistent_notification(hass, platform_path)
-        _PERSISTENT_PLATFORMS.add(platform_path)
-        message = ('Unable to find the following platforms: ' +
-                   ', '.join(list(_PERSISTENT_PLATFORMS)) +
-                   '(please check your configuration)')
-        persistent_notification.create(
-            hass, message, 'Invalid platforms', 'platform_errors')
         return None
 
     # Already loaded
@@ -228,20 +304,23 @@ def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
 
     # Load dependencies
     for component in getattr(platform, 'DEPENDENCIES', []):
-        if not setup_component(hass, component, config):
+        res = yield from async_setup_component(hass, component, config)
+        if not res:
             _LOGGER.error(
                 'Unable to prepare setup for platform %s because '
                 'dependency %s could not be initialized', platform_path,
                 component)
+            _async_persistent_notification(hass, platform_path, True)
             return None
 
-    if not _handle_requirements(hass, platform, platform_path):
+    res = yield from hass.loop.run_in_executor(
+        None, _handle_requirements, hass, platform, platform_path)
+    if not res:
         return None
 
     return platform
 
 
-# pylint: disable=too-many-branches, too-many-statements, too-many-arguments
 def from_config_dict(config: Dict[str, Any],
                      hass: Optional[core.HomeAssistant]=None,
                      config_dir: Optional[str]=None,
@@ -261,15 +340,49 @@ def from_config_dict(config: Dict[str, Any],
             hass.config.config_dir = config_dir
             mount_local_lib_path(config_dir)
 
+    @asyncio.coroutine
+    def _async_init_from_config_dict(future):
+        try:
+            re_hass = yield from async_from_config_dict(
+                config, hass, config_dir, enable_log, verbose, skip_pip,
+                log_rotate_days)
+            future.set_result(re_hass)
+        # pylint: disable=broad-except
+        except Exception as exc:
+            future.set_exception(exc)
+
+    # run task
+    future = asyncio.Future(loop=hass.loop)
+    hass.loop.create_task(_async_init_from_config_dict(future))
+    hass.loop.run_until_complete(future)
+
+    return future.result()
+
+
+@asyncio.coroutine
+def async_from_config_dict(config: Dict[str, Any],
+                           hass: core.HomeAssistant,
+                           config_dir: Optional[str]=None,
+                           enable_log: bool=True,
+                           verbose: bool=False,
+                           skip_pip: bool=False,
+                           log_rotate_days: Any=None) \
+                           -> Optional[core.HomeAssistant]:
+    """Try to configure Home Assistant from a config dict.
+
+    Dynamically loads required components and its dependencies.
+    This method is a coroutine.
+    """
     core_config = config.get(core.DOMAIN, {})
 
     try:
-        conf_util.process_ha_core_config(hass, core_config)
+        yield from conf_util.async_process_ha_core_config(hass, core_config)
     except vol.Invalid as ex:
-        log_exception(ex, 'homeassistant', core_config, hass)
+        async_log_exception(ex, 'homeassistant', core_config, hass)
         return None
 
-    conf_util.process_ha_config_upgrade(hass)
+    yield from hass.loop.run_in_executor(
+        None, conf_util.process_ha_config_upgrade, hass)
 
     if enable_log:
         enable_logging(hass, verbose, log_rotate_days)
@@ -279,7 +392,8 @@ def from_config_dict(config: Dict[str, Any],
         _LOGGER.warning('Skipping pip installation of required modules. '
                         'This may cause issues.')
 
-    _ensure_loader_prepared(hass)
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     # Make a copy because we are mutating it.
     # Convert it to defaultdict so components can always have config dict
@@ -291,15 +405,15 @@ def from_config_dict(config: Dict[str, Any],
     components = set(key.split(' ')[0] for key in config.keys()
                      if key != core.DOMAIN)
 
-    # Setup in a thread to avoid blocking
+    # setup components
-    def component_setup():
+    # pylint: disable=not-an-iterable
-        """Set up a component."""
+    res = yield from core_components.async_setup(hass, config)
-        if not core_components.setup(hass, config):
+    if not res:
         _LOGGER.error('Home Assistant core failed to initialize. '
                       'Further initialization aborted.')
         return hass
 
-        persistent_notification.setup(hass, config)
+    yield from persistent_notification.async_setup(hass, config)
 
     _LOGGER.info('Home Assistant core initialized')
 
@@ -309,11 +423,7 @@ def from_config_dict(config: Dict[str, Any],
 
     # Setup the components
     for domain in loader.load_order_components(components):
-            _setup_component(hass, domain, config)
+        yield from _async_setup_component(hass, domain, config)
-
-    hass.loop.run_until_complete(
-        hass.loop.run_in_executor(None, component_setup)
-    )
 
     return hass
 
@@ -331,27 +441,62 @@ def from_config_file(config_path: str,
     if hass is None:
         hass = core.HomeAssistant()
 
+    @asyncio.coroutine
+    def _async_init_from_config_file(future):
+        try:
+            re_hass = yield from async_from_config_file(
+                config_path, hass, verbose, skip_pip, log_rotate_days)
+            future.set_result(re_hass)
+        # pylint: disable=broad-except
+        except Exception as exc:
+            future.set_exception(exc)
+
+    # run task
+    future = asyncio.Future(loop=hass.loop)
+    hass.loop.create_task(_async_init_from_config_file(future))
+    hass.loop.run_until_complete(future)
+
+    return future.result()
+
+
+@asyncio.coroutine
+def async_from_config_file(config_path: str,
+                           hass: core.HomeAssistant,
+                           verbose: bool=False,
+                           skip_pip: bool=True,
+                           log_rotate_days: Any=None):
+    """Read the configuration file and try to start all the functionality.
+
+    Will add functionality to 'hass' parameter.
+    This method is a coroutine.
+    """
     # Set config dir to directory holding config file
     config_dir = os.path.abspath(os.path.dirname(config_path))
     hass.config.config_dir = config_dir
-    mount_local_lib_path(config_dir)
+    yield from hass.loop.run_in_executor(
+        None, mount_local_lib_path, config_dir)
 
     enable_logging(hass, verbose, log_rotate_days)
 
     try:
-        config_dict = conf_util.load_yaml_config_file(config_path)
+        config_dict = yield from hass.loop.run_in_executor(
+            None, conf_util.load_yaml_config_file, config_path)
     except HomeAssistantError:
         return None
     finally:
         clear_secret_cache()
 
-    return from_config_dict(config_dict, hass, enable_log=False,
+    hass = yield from async_from_config_dict(
-                            skip_pip=skip_pip)
+        config_dict, hass, enable_log=False, skip_pip=skip_pip)
+    return hass
 
 
 def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
                    log_rotate_days=None) -> None:
-    """Setup the logging."""
+    """Setup the logging.
+
+    Async friendly.
+    """
     logging.basicConfig(level=logging.INFO)
     fmt = ("%(log_color)s%(asctime)s %(levelname)s (%(threadName)s) "
            "[%(name)s] %(message)s%(reset)s")
@@ -359,6 +504,7 @@ def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
     # suppress overly verbose logs from libraries that aren't helpful
     logging.getLogger("requests").setLevel(logging.WARNING)
     logging.getLogger("urllib3").setLevel(logging.WARNING)
+    logging.getLogger("aiohttp.access").setLevel(logging.WARNING)
 
     try:
         from colorlog import ColoredFormatter
@@ -406,43 +552,62 @@ def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
             'Unable to setup error log %s (access denied)', err_log_path)
 
 
-def _ensure_loader_prepared(hass: core.HomeAssistant) -> None:
+def log_exception(ex, domain, config, hass):
-    """Ensure Home Assistant loader is prepared."""
-    if not loader.PREPARED:
-        loader.prepare(hass)
-
-
-def log_exception(ex, domain, config, hass=None):
     """Generate log exception for config validation."""
+    run_callback_threadsafe(
+        hass.loop, async_log_exception, ex, domain, config, hass).result()
+
+
+@core.callback
+def _async_persistent_notification(hass: core.HomeAssistant, component: str,
+                                   link: Optional[bool]=False):
+    """Print a persistent notification.
+
+    This method must be run in the event loop.
+    """
+    _PERSISTENT_ERRORS[component] = _PERSISTENT_ERRORS.get(component) or link
+    _lst = [HA_COMPONENT_URL.format(name.replace('_', '-'), name)
+            if link else name for name, link in _PERSISTENT_ERRORS.items()]
+    message = ('The following components and platforms could not be set up:\n'
+               '* ' + '\n* '.join(list(_lst)) + '\nPlease check your config')
+    persistent_notification.async_create(
+        hass, message, 'Invalid config', 'invalid_config')
+
+
+@core.callback
+def async_log_exception(ex, domain, config, hass):
+    """Generate log exception for config validation.
+
+    This method must be run in the event loop.
+    """
     message = 'Invalid config for [{}]: '.format(domain)
     if hass is not None:
-        _PERSISTENT_VALIDATION.add(domain)
+        _async_persistent_notification(hass, domain, True)
-        message = ('The following platforms contain invalid configuration:  ' +
-                   ', '.join(list(_PERSISTENT_VALIDATION)) +
-                   '  (please check your configuration)')
-        persistent_notification.create(
-            hass, message, 'Invalid config', 'invalid_config')
 
     if 'extra keys not allowed' in ex.error_message:
         message += '[{}] is an invalid option for [{}]. Check: {}->{}.'\
                    .format(ex.path[-1], domain, domain,
-                           '->'.join('%s' % m for m in ex.path))
+                           '->'.join(str(m) for m in ex.path))
     else:
         message += '{}.'.format(humanize_error(config, ex))
 
-    if hasattr(config, '__line__'):
+    domain_config = config.get(domain, config)
-        message += " (See {}:{})".format(
+    message += " (See {}:{}). ".format(
-            config.__config_file__, config.__line__ or '?')
+        getattr(domain_config, '__config_file__', '?'),
+        getattr(domain_config, '__line__', '?'))
 
     if domain != 'homeassistant':
-        message += (' Please check the docs at '
+        message += ('Please check the docs at '
                     'https://home-assistant.io/components/{}/'.format(domain))
 
     _LOGGER.error(message)
 
 
 def mount_local_lib_path(config_dir: str) -> str:
-    """Add local library to Python Path."""
+    """Add local library to Python Path.
+
+    Async friendly.
+    """
     deps_dir = os.path.join(config_dir, 'deps')
     if deps_dir not in sys.path:
         sys.path.insert(0, os.path.join(config_dir, 'deps'))

homeassistant/components/__init__.py

@@ -7,6 +7,7 @@ Component design guidelines:
   format "<DOMAIN>.<OBJECT_ID>".
 - Each component should publish services only under its own domain.
 """
+import asyncio
 import itertools as it
 import logging
 
@@ -79,8 +80,10 @@ def reload_core_config(hass):
     hass.services.call(ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG)
 
 
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Setup general services related to Home Assistant."""
+    @asyncio.coroutine
     def handle_turn_service(service):
         """Method to handle calls to homeassistant.turn_on/off."""
         entity_ids = extract_entity_ids(hass, service)
@@ -96,6 +99,8 @@ def setup(hass, config):
         by_domain = it.groupby(sorted(entity_ids),
                                lambda item: ha.split_entity_id(item)[0])
 
+        tasks = []
+
         for domain, ent_ids in by_domain:
             # We want to block for all calls and only return when all calls
             # have been processed. If a service does not exist it causes a 10
@@ -111,27 +116,34 @@ def setup(hass, config):
             # ent_ids is a generator, convert it to a list.
             data[ATTR_ENTITY_ID] = list(ent_ids)
 
-            hass.services.call(domain, service.service, data, blocking)
+            tasks.append(hass.services.async_call(
+                domain, service.service, data, blocking))
 
-    hass.services.register(ha.DOMAIN, SERVICE_TURN_OFF, handle_turn_service)
+        yield from asyncio.gather(*tasks, loop=hass.loop)
-    hass.services.register(ha.DOMAIN, SERVICE_TURN_ON, handle_turn_service)
-    hass.services.register(ha.DOMAIN, SERVICE_TOGGLE, handle_turn_service)
 
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TURN_OFF, handle_turn_service)
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TURN_ON, handle_turn_service)
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TOGGLE, handle_turn_service)
+
+    @asyncio.coroutine
     def handle_reload_config(call):
         """Service handler for reloading core config."""
         from homeassistant.exceptions import HomeAssistantError
         from homeassistant import config as conf_util
 
         try:
-            path = conf_util.find_config_file(hass.config.config_dir)
+            conf = yield from conf_util.async_hass_config_yaml(hass)
-            conf = conf_util.load_yaml_config_file(path)
         except HomeAssistantError as err:
             _LOGGER.error(err)
             return
 
-        conf_util.process_ha_core_config(hass, conf.get(ha.DOMAIN) or {})
+        yield from conf_util.async_process_ha_core_config(
+            hass, conf.get(ha.DOMAIN) or {})
 
-    hass.services.register(ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG,
+    hass.services.async_register(
-                           handle_reload_config)
+        ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG, handle_reload_config)
 
     return True

homeassistant/components/alarm_control_panel/alarmdotcom.py

@@ -42,8 +42,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([AlarmDotCom(hass, name, code, username, password)])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class AlarmDotCom(alarm.AlarmControlPanel):
     """Represent an Alarm.com status."""
 

homeassistant/components/alarm_control_panel/concord232.py

@@ -4,23 +4,19 @@ Support for Concord232 alarm control panels.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/alarm_control_panel.concord232/
 """
-
 import datetime
-
 import logging
 
+import requests
+import voluptuous as vol
+
 import homeassistant.components.alarm_control_panel as alarm
 from homeassistant.components.alarm_control_panel import PLATFORM_SCHEMA
 from homeassistant.const import (
-    CONF_HOST, CONF_NAME, CONF_PORT,
+    CONF_HOST, CONF_NAME, CONF_PORT, STATE_ALARM_ARMED_AWAY,
-    STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME,
+    STATE_ALARM_ARMED_HOME, STATE_ALARM_DISARMED, STATE_UNKNOWN)
-    STATE_ALARM_DISARMED, STATE_UNKNOWN)
 import homeassistant.helpers.config_validation as cv
 
-import requests
-
-import voluptuous as vol
-
 REQUIREMENTS = ['concord232==0.14']
 
 _LOGGER = logging.getLogger(__name__)
@@ -29,17 +25,17 @@ DEFAULT_HOST = 'localhost'
 DEFAULT_NAME = 'CONCORD232'
 DEFAULT_PORT = 5007
 
+SCAN_INTERVAL = 1
+
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
     vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
     vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
 })
 
-SCAN_INTERVAL = 1
-
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup concord232 platform."""
+    """Set up the Concord232 alarm control panel platform."""
     name = config.get(CONF_NAME)
     host = config.get(CONF_HOST)
     port = config.get(CONF_PORT)
@@ -49,7 +45,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     try:
         add_devices([Concord232Alarm(hass, url, name)])
     except requests.exceptions.ConnectionError as ex:
-        _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+        _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
         return False
 
 
@@ -57,7 +53,7 @@ class Concord232Alarm(alarm.AlarmControlPanel):
     """Represents the Concord232-based alarm panel."""
 
     def __init__(self, hass, url, name):
-        """Initalize the concord232 alarm panel."""
+        """Initialize the Concord232 alarm panel."""
         from concord232 import client as concord232_client
 
         self._state = STATE_UNKNOWN
@@ -68,7 +64,7 @@ class Concord232Alarm(alarm.AlarmControlPanel):
         try:
             client = concord232_client.Client(self._url)
         except requests.exceptions.ConnectionError as ex:
-            _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+            _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
 
         self._alarm = client
         self._alarm.partitions = self._alarm.list_partitions()
@@ -100,16 +96,16 @@ class Concord232Alarm(alarm.AlarmControlPanel):
         try:
             part = self._alarm.list_partitions()[0]
         except requests.exceptions.ConnectionError as ex:
-            _LOGGER.error('Unable to connect to %(host)s: %(reason)s',
+            _LOGGER.error("Unable to connect to %(host)s: %(reason)s",
                           dict(host=self._url, reason=ex))
             newstate = STATE_UNKNOWN
         except IndexError:
-            _LOGGER.error('concord232 reports no partitions')
+            _LOGGER.error("Concord232 reports no partitions")
             newstate = STATE_UNKNOWN
 
-        if part['arming_level'] == "Off":
+        if part['arming_level'] == 'Off':
             newstate = STATE_ALARM_DISARMED
-        elif "Home" in part['arming_level']:
+        elif 'Home' in part['arming_level']:
             newstate = STATE_ALARM_ARMED_HOME
         else:
             newstate = STATE_ALARM_ARMED_AWAY

homeassistant/components/alarm_control_panel/envisalink.py

@@ -5,25 +5,22 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/alarm_control_panel.envisalink/
 """
 import logging
+
 import homeassistant.components.alarm_control_panel as alarm
-from homeassistant.components.envisalink import (EVL_CONTROLLER,
+from homeassistant.components.envisalink import (
-                                                 EnvisalinkDevice,
+    EVL_CONTROLLER, EnvisalinkDevice, PARTITION_SCHEMA, CONF_CODE, CONF_PANIC,
-                                                 PARTITION_SCHEMA,
+    CONF_PARTITIONNAME, SIGNAL_PARTITION_UPDATE, SIGNAL_KEYPAD_UPDATE)
-                                                 CONF_CODE,
-                                                 CONF_PANIC,
-                                                 CONF_PARTITIONNAME,
-                                                 SIGNAL_PARTITION_UPDATE,
-                                                 SIGNAL_KEYPAD_UPDATE)
 from homeassistant.const import (
     STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME, STATE_ALARM_DISARMED,
     STATE_UNKNOWN, STATE_ALARM_TRIGGERED)
 
-DEPENDENCIES = ['envisalink']
 _LOGGER = logging.getLogger(__name__)
 
+DEPENDENCIES = ['envisalink']
+
 
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Perform the setup for Envisalink alarm panels."""
     _configured_partitions = discovery_info['partitions']
     _code = discovery_info[CONF_CODE]
@@ -38,29 +35,28 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
             _panic_type,
             EVL_CONTROLLER.alarm_state['partition'][part_num],
             EVL_CONTROLLER)
-        add_devices_callback([_device])
+        add_devices([_device])
 
     return True
 
 
 class EnvisalinkAlarm(EnvisalinkDevice, alarm.AlarmControlPanel):
-    """Represents the Envisalink-based alarm panel."""
+    """Representation of an Envisalink-based alarm panel."""
 
-    # pylint: disable=too-many-arguments
+    def __init__(self, partition_number, alarm_name, code, panic_type, info,
-    def __init__(self, partition_number, alarm_name,
+                 controller):
-                 code, panic_type, info, controller):
         """Initialize the alarm panel."""
         from pydispatch import dispatcher
         self._partition_number = partition_number
         self._code = code
         self._panic_type = panic_type
-        _LOGGER.debug('Setting up alarm: ' + alarm_name)
+        _LOGGER.debug("Setting up alarm: %s", alarm_name)
         EnvisalinkDevice.__init__(self, alarm_name, info, controller)
-        dispatcher.connect(self._update_callback,
+        dispatcher.connect(
-                           signal=SIGNAL_PARTITION_UPDATE,
+            self._update_callback, signal=SIGNAL_PARTITION_UPDATE,
             sender=dispatcher.Any)
-        dispatcher.connect(self._update_callback,
+        dispatcher.connect(
-                           signal=SIGNAL_KEYPAD_UPDATE,
+            self._update_callback, signal=SIGNAL_KEYPAD_UPDATE,
             sender=dispatcher.Any)
 
     def _update_callback(self, partition):
@@ -90,20 +86,20 @@ class EnvisalinkAlarm(EnvisalinkDevice, alarm.AlarmControlPanel):
     def alarm_disarm(self, code=None):
         """Send disarm command."""
         if self._code:
-            EVL_CONTROLLER.disarm_partition(str(code),
+            EVL_CONTROLLER.disarm_partition(
-                                            self._partition_number)
+                str(code), self._partition_number)
 
     def alarm_arm_home(self, code=None):
         """Send arm home command."""
         if self._code:
-            EVL_CONTROLLER.arm_stay_partition(str(code),
+            EVL_CONTROLLER.arm_stay_partition(
-                                              self._partition_number)
+                str(code), self._partition_number)
 
     def alarm_arm_away(self, code=None):
         """Send arm away command."""
         if self._code:
-            EVL_CONTROLLER.arm_away_partition(str(code),
+            EVL_CONTROLLER.arm_away_partition(
-                                              self._partition_number)
+                str(code), self._partition_number)
 
     def alarm_trigger(self, code=None):
         """Alarm trigger command. Will be used to trigger a panic alarm."""

homeassistant/components/alarm_control_panel/manual.py

@@ -50,8 +50,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class ManualAlarm(alarm.AlarmControlPanel):
     """
     Represents an alarm status.

homeassistant/components/alarm_control_panel/mqtt.py

@@ -55,8 +55,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         config.get(CONF_CODE))])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class MqttAlarm(alarm.AlarmControlPanel):
     """Representation of a MQTT alarm status."""
 

homeassistant/components/alarm_control_panel/simplisafe.py

@@ -41,7 +41,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([SimpliSafeAlarm(name, username, password, code)])
 
 
-# pylint: disable=abstract-method
 class SimpliSafeAlarm(alarm.AlarmControlPanel):
     """Representation a SimpliSafe alarm."""
 

homeassistant/components/alarm_control_panel/verisure.py

@@ -28,7 +28,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(alarms)
 
 
-# pylint: disable=abstract-method
 class VerisureAlarm(alarm.AlarmControlPanel):
     """Represent a Verisure alarm status."""
 

homeassistant/components/alexa.py

@@ -4,6 +4,7 @@ Support for Alexa skill service end point.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/alexa/
 """
+import asyncio
 import copy
 import enum
 import logging
@@ -12,6 +13,7 @@ from datetime import datetime
 
 import voluptuous as vol
 
+from homeassistant.core import callback
 from homeassistant.const import HTTP_BAD_REQUEST
 from homeassistant.helpers import template, script, config_validation as cv
 from homeassistant.components.http import HomeAssistantView
@@ -20,7 +22,7 @@ import homeassistant.util.dt as dt_util
 _LOGGER = logging.getLogger(__name__)
 
 INTENTS_API_ENDPOINT = '/api/alexa'
-FLASH_BRIEFINGS_API_ENDPOINT = '/api/alexa/flash_briefings/<briefing_id>'
+FLASH_BRIEFINGS_API_ENDPOINT = '/api/alexa/flash_briefings/{briefing_id}'
 
 CONF_ACTION = 'action'
 CONF_CARD = 'card'
@@ -102,8 +104,8 @@ def setup(hass, config):
     intents = config[DOMAIN].get(CONF_INTENTS, {})
     flash_briefings = config[DOMAIN].get(CONF_FLASH_BRIEFINGS, {})
 
-    hass.wsgi.register_view(AlexaIntentsView(hass, intents))
+    hass.http.register_view(AlexaIntentsView(hass, intents))
-    hass.wsgi.register_view(AlexaFlashBriefingView(hass, flash_briefings))
+    hass.http.register_view(AlexaFlashBriefingView(hass, flash_briefings))
 
     return True
 
@@ -128,9 +130,10 @@ class AlexaIntentsView(HomeAssistantView):
 
         self.intents = intents
 
+    @asyncio.coroutine
     def post(self, request):
         """Handle Alexa."""
-        data = request.json
+        data = yield from request.json()
 
         _LOGGER.debug('Received Alexa request: %s', data)
 
@@ -176,7 +179,7 @@ class AlexaIntentsView(HomeAssistantView):
         action = config.get(CONF_ACTION)
 
         if action is not None:
-            action.run(response.variables)
+            yield from action.async_run(response.variables)
 
         # pylint: disable=unsubscriptable-object
         if speech is not None:
@@ -218,8 +221,8 @@ class AlexaResponse(object):
             self.card = card
             return
 
-        card["title"] = title.render(self.variables)
+        card["title"] = title.async_render(self.variables)
-        card["content"] = content.render(self.variables)
+        card["content"] = content.async_render(self.variables)
         self.card = card
 
     def add_speech(self, speech_type, text):
@@ -229,7 +232,7 @@ class AlexaResponse(object):
         key = 'ssml' if speech_type == SpeechType.ssml else 'text'
 
         if isinstance(text, template.Template):
-            text = text.render(self.variables)
+            text = text.async_render(self.variables)
 
         self.speech = {
             'type': speech_type.value,
@@ -244,7 +247,7 @@ class AlexaResponse(object):
 
         self.reprompt = {
             'type': speech_type.value,
-            key: text.render(self.variables)
+            key: text.async_render(self.variables)
         }
 
     def as_dict(self):
@@ -283,7 +286,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
         self.flash_briefings = copy.deepcopy(flash_briefings)
         template.attach(hass, self.flash_briefings)
 
-    # pylint: disable=too-many-branches
+    @callback
     def get(self, request, briefing_id):
         """Handle Alexa Flash Briefing request."""
         _LOGGER.debug('Received Alexa flash briefing request for: %s',
@@ -292,7 +295,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
         if self.flash_briefings.get(briefing_id) is None:
             err = 'No configured Alexa flash briefing was found for: %s'
             _LOGGER.error(err, briefing_id)
-            return self.Response(status=404)
+            return b'', 404
 
         briefing = []
 
@@ -300,13 +303,13 @@ class AlexaFlashBriefingView(HomeAssistantView):
             output = {}
             if item.get(CONF_TITLE) is not None:
                 if isinstance(item.get(CONF_TITLE), template.Template):
-                    output[ATTR_TITLE_TEXT] = item[CONF_TITLE].render()
+                    output[ATTR_TITLE_TEXT] = item[CONF_TITLE].async_render()
                 else:
                     output[ATTR_TITLE_TEXT] = item.get(CONF_TITLE)
 
             if item.get(CONF_TEXT) is not None:
                 if isinstance(item.get(CONF_TEXT), template.Template):
-                    output[ATTR_MAIN_TEXT] = item[CONF_TEXT].render()
+                    output[ATTR_MAIN_TEXT] = item[CONF_TEXT].async_render()
                 else:
                     output[ATTR_MAIN_TEXT] = item.get(CONF_TEXT)
 
@@ -315,7 +318,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
 
             if item.get(CONF_AUDIO) is not None:
                 if isinstance(item.get(CONF_AUDIO), template.Template):
-                    output[ATTR_STREAM_URL] = item[CONF_AUDIO].render()
+                    output[ATTR_STREAM_URL] = item[CONF_AUDIO].async_render()
                 else:
                     output[ATTR_STREAM_URL] = item.get(CONF_AUDIO)
 
@@ -323,7 +326,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
                 if isinstance(item.get(CONF_DISPLAY_URL),
                               template.Template):
                     output[ATTR_REDIRECTION_URL] = \
-                        item[CONF_DISPLAY_URL].render()
+                        item[CONF_DISPLAY_URL].async_render()
                 else:
                     output[ATTR_REDIRECTION_URL] = item.get(CONF_DISPLAY_URL)
 

homeassistant/components/api.py

@@ -7,7 +7,9 @@ https://home-assistant.io/developers/api/
 import asyncio
 import json
 import logging
-import queue
+
+from aiohttp import web
+import async_timeout
 
 import homeassistant.core as ha
 import homeassistant.remote as rem
@@ -21,7 +23,7 @@ from homeassistant.const import (
     URL_API_STATES, URL_API_STATES_ENTITY, URL_API_STREAM, URL_API_TEMPLATE,
     __version__)
 from homeassistant.exceptions import TemplateError
-from homeassistant.helpers.state import TrackStates
+from homeassistant.helpers.state import AsyncTrackStates
 from homeassistant.helpers import template
 from homeassistant.components.http import HomeAssistantView
 
@@ -36,20 +38,20 @@ _LOGGER = logging.getLogger(__name__)
 
 def setup(hass, config):
     """Register the API with the HTTP interface."""
-    hass.wsgi.register_view(APIStatusView)
+    hass.http.register_view(APIStatusView)
-    hass.wsgi.register_view(APIEventStream)
+    hass.http.register_view(APIEventStream)
-    hass.wsgi.register_view(APIConfigView)
+    hass.http.register_view(APIConfigView)
-    hass.wsgi.register_view(APIDiscoveryView)
+    hass.http.register_view(APIDiscoveryView)
-    hass.wsgi.register_view(APIStatesView)
+    hass.http.register_view(APIStatesView)
-    hass.wsgi.register_view(APIEntityStateView)
+    hass.http.register_view(APIEntityStateView)
-    hass.wsgi.register_view(APIEventListenersView)
+    hass.http.register_view(APIEventListenersView)
-    hass.wsgi.register_view(APIEventView)
+    hass.http.register_view(APIEventView)
-    hass.wsgi.register_view(APIServicesView)
+    hass.http.register_view(APIServicesView)
-    hass.wsgi.register_view(APIDomainServicesView)
+    hass.http.register_view(APIDomainServicesView)
-    hass.wsgi.register_view(APIEventForwardingView)
+    hass.http.register_view(APIEventForwardingView)
-    hass.wsgi.register_view(APIComponentsView)
+    hass.http.register_view(APIComponentsView)
-    hass.wsgi.register_view(APIErrorLogView)
+    hass.http.register_view(APIErrorLogView)
-    hass.wsgi.register_view(APITemplateView)
+    hass.http.register_view(APITemplateView)
 
     return True
 
@@ -60,6 +62,7 @@ class APIStatusView(HomeAssistantView):
     url = URL_API
     name = "api:status"
 
+    @ha.callback
     def get(self, request):
         """Retrieve if API is running."""
         return self.json_message('API running.')
@@ -71,12 +74,13 @@ class APIEventStream(HomeAssistantView):
     url = URL_API_STREAM
     name = "api:stream"
 
+    @asyncio.coroutine
     def get(self, request):
         """Provide a streaming interface for the event bus."""
         stop_obj = object()
-        to_write = queue.Queue()
+        to_write = asyncio.Queue(loop=self.hass.loop)
 
-        restrict = request.args.get('restrict')
+        restrict = request.GET.get('restrict')
         if restrict:
             restrict = restrict.split(',') + [EVENT_HOMEASSISTANT_STOP]
 
@@ -96,21 +100,25 @@ class APIEventStream(HomeAssistantView):
             else:
                 data = json.dumps(event, cls=rem.JSONEncoder)
 
-            to_write.put(data)
+            yield from to_write.put(data)
 
-        def stream():
+        response = web.StreamResponse()
-            """Stream events to response."""
+        response.content_type = 'text/event-stream'
-            unsub_stream = self.hass.bus.listen(MATCH_ALL, forward_events)
+        yield from response.prepare(request)
+
+        unsub_stream = self.hass.bus.async_listen(MATCH_ALL, forward_events)
 
         try:
             _LOGGER.debug('STREAM %s ATTACHED', id(stop_obj))
 
             # Fire off one message so browsers fire open event right away
-                to_write.put(STREAM_PING_PAYLOAD)
+            yield from to_write.put(STREAM_PING_PAYLOAD)
 
             while True:
                 try:
-                        payload = to_write.get(timeout=STREAM_PING_INTERVAL)
+                    with async_timeout.timeout(STREAM_PING_INTERVAL,
+                                               loop=self.hass.loop):
+                        payload = yield from to_write.get()
 
                     if payload is stop_obj:
                         break
@@ -118,17 +126,15 @@ class APIEventStream(HomeAssistantView):
                     msg = "data: {}\n\n".format(payload)
                     _LOGGER.debug('STREAM %s WRITING %s', id(stop_obj),
                                   msg.strip())
-                        yield msg.encode("UTF-8")
+                    response.write(msg.encode("UTF-8"))
-                    except queue.Empty:
+                    yield from response.drain()
-                        to_write.put(STREAM_PING_PAYLOAD)
+                except asyncio.TimeoutError:
-                    except GeneratorExit:
+                    yield from to_write.put(STREAM_PING_PAYLOAD)
-                        break
+
         finally:
             _LOGGER.debug('STREAM %s RESPONSE CLOSED', id(stop_obj))
             unsub_stream()
 
-        return self.Response(stream(), mimetype='text/event-stream')
-
 
 class APIConfigView(HomeAssistantView):
     """View to handle Config requests."""
@@ -136,6 +142,7 @@ class APIConfigView(HomeAssistantView):
     url = URL_API_CONFIG
     name = "api:config"
 
+    @ha.callback
     def get(self, request):
         """Get current configuration."""
         return self.json(self.hass.config.as_dict())
@@ -148,6 +155,7 @@ class APIDiscoveryView(HomeAssistantView):
     url = URL_API_DISCOVERY_INFO
     name = "api:discovery"
 
+    @ha.callback
     def get(self, request):
         """Get discovery info."""
         needs_auth = self.hass.config.api.api_password is not None
@@ -165,17 +173,19 @@ class APIStatesView(HomeAssistantView):
     url = URL_API_STATES
     name = "api:states"
 
+    @ha.callback
     def get(self, request):
         """Get current states."""
-        return self.json(self.hass.states.all())
+        return self.json(self.hass.states.async_all())
 
 
 class APIEntityStateView(HomeAssistantView):
     """View to handle EntityState requests."""
 
-    url = "/api/states/<entity(exist=False):entity_id>"
+    url = "/api/states/{entity_id}"
     name = "api:entity-state"
 
+    @ha.callback
     def get(self, request, entity_id):
         """Retrieve state of entity."""
         state = self.hass.states.get(entity_id)
@@ -184,34 +194,41 @@ class APIEntityStateView(HomeAssistantView):
         else:
             return self.json_message('Entity not found', HTTP_NOT_FOUND)
 
+    @asyncio.coroutine
     def post(self, request, entity_id):
         """Update state of entity."""
         try:
-            new_state = request.json['state']
+            data = yield from request.json()
-        except KeyError:
+        except ValueError:
+            return self.json_message('Invalid JSON specified',
+                                     HTTP_BAD_REQUEST)
+
+        new_state = data.get('state')
+
+        if not new_state:
             return self.json_message('No state specified', HTTP_BAD_REQUEST)
 
-        attributes = request.json.get('attributes')
+        attributes = data.get('attributes')
-        force_update = request.json.get('force_update', False)
+        force_update = data.get('force_update', False)
 
         is_new_state = self.hass.states.get(entity_id) is None
 
         # Write state
-        self.hass.states.set(entity_id, new_state, attributes, force_update)
+        self.hass.states.async_set(entity_id, new_state, attributes,
+                                   force_update)
 
         # Read the state back for our response
-        resp = self.json(self.hass.states.get(entity_id))
+        status_code = HTTP_CREATED if is_new_state else 200
-
+        resp = self.json(self.hass.states.get(entity_id), status_code)
-        if is_new_state:
-            resp.status_code = HTTP_CREATED
 
         resp.headers.add('Location', URL_API_STATES_ENTITY.format(entity_id))
 
         return resp
 
+    @ha.callback
     def delete(self, request, entity_id):
         """Remove entity."""
-        if self.hass.states.remove(entity_id):
+        if self.hass.states.async_remove(entity_id):
             return self.json_message('Entity removed')
         else:
             return self.json_message('Entity not found', HTTP_NOT_FOUND)
@@ -223,20 +240,23 @@ class APIEventListenersView(HomeAssistantView):
     url = URL_API_EVENTS
     name = "api:event-listeners"
 
+    @ha.callback
     def get(self, request):
         """Get event listeners."""
-        return self.json(events_json(self.hass))
+        return self.json(async_events_json(self.hass))
 
 
 class APIEventView(HomeAssistantView):
     """View to handle Event requests."""
 
-    url = '/api/events/<event_type>'
+    url = '/api/events/{event_type}'
     name = "api:event"
 
+    @asyncio.coroutine
     def post(self, request, event_type):
         """Fire events."""
-        event_data = request.json
+        body = yield from request.text()
+        event_data = json.loads(body) if body else None
 
         if event_data is not None and not isinstance(event_data, dict):
             return self.json_message('Event data should be a JSON object',
@@ -251,7 +271,7 @@ class APIEventView(HomeAssistantView):
                 if state:
                     event_data[key] = state
 
-        self.hass.bus.fire(event_type, event_data, ha.EventOrigin.remote)
+        self.hass.bus.async_fire(event_type, event_data, ha.EventOrigin.remote)
 
         return self.json_message("Event {} fired.".format(event_type))
 
@@ -262,24 +282,30 @@ class APIServicesView(HomeAssistantView):
     url = URL_API_SERVICES
     name = "api:services"
 
+    @ha.callback
     def get(self, request):
         """Get registered services."""
-        return self.json(services_json(self.hass))
+        return self.json(async_services_json(self.hass))
 
 
 class APIDomainServicesView(HomeAssistantView):
     """View to handle DomainServices requests."""
 
-    url = "/api/services/<domain>/<service>"
+    url = "/api/services/{domain}/{service}"
     name = "api:domain-services"
 
+    @asyncio.coroutine
     def post(self, request, domain, service):
         """Call a service.
 
         Returns a list of changed states.
         """
-        with TrackStates(self.hass) as changed_states:
+        body = yield from request.text()
-            self.hass.services.call(domain, service, request.json, True)
+        data = json.loads(body) if body else None
+
+        with AsyncTrackStates(self.hass) as changed_states:
+            yield from self.hass.services.async_call(domain, service, data,
+                                                     True)
 
         return self.json(changed_states)
 
@@ -291,11 +317,14 @@ class APIEventForwardingView(HomeAssistantView):
     name = "api:event-forward"
     event_forwarder = None
 
+    @asyncio.coroutine
     def post(self, request):
         """Setup an event forwarder."""
-        data = request.json
+        try:
-        if data is None:
+            data = yield from request.json()
+        except ValueError:
             return self.json_message("No data received.", HTTP_BAD_REQUEST)
+
         try:
             host = data['host']
             api_password = data['api_password']
@@ -311,21 +340,25 @@ class APIEventForwardingView(HomeAssistantView):
 
         api = rem.API(host, api_password, port)
 
-        if not api.validate_api():
+        valid = yield from self.hass.loop.run_in_executor(
+            None, api.validate_api)
+        if not valid:
             return self.json_message("Unable to validate API.",
                                      HTTP_UNPROCESSABLE_ENTITY)
 
         if self.event_forwarder is None:
             self.event_forwarder = rem.EventForwarder(self.hass)
 
-        self.event_forwarder.connect(api)
+        self.event_forwarder.async_connect(api)
 
         return self.json_message("Event forwarding setup.")
 
+    @asyncio.coroutine
     def delete(self, request):
-        """Remove event forwarer."""
+        """Remove event forwarder."""
-        data = request.json
+        try:
-        if data is None:
+            data = yield from request.json()
+        except ValueError:
             return self.json_message("No data received.", HTTP_BAD_REQUEST)
 
         try:
@@ -342,7 +375,7 @@ class APIEventForwardingView(HomeAssistantView):
         if self.event_forwarder is not None:
             api = rem.API(host, None, port)
 
-            self.event_forwarder.disconnect(api)
+            self.event_forwarder.async_disconnect(api)
 
         return self.json_message("Event forwarding cancelled.")
 
@@ -353,6 +386,7 @@ class APIComponentsView(HomeAssistantView):
     url = URL_API_COMPONENTS
     name = "api:components"
 
+    @ha.callback
     def get(self, request):
         """Get current loaded components."""
         return self.json(self.hass.config.components)
@@ -364,9 +398,12 @@ class APIErrorLogView(HomeAssistantView):
     url = URL_API_ERROR_LOG
     name = "api:error-log"
 
+    @asyncio.coroutine
     def get(self, request):
         """Serve error log."""
-        return self.file(request, self.hass.config.path(ERROR_LOG_FILENAME))
+        resp = yield from self.file(
+            request, self.hass.config.path(ERROR_LOG_FILENAME))
+        return resp
 
 
 class APITemplateView(HomeAssistantView):
@@ -375,23 +412,25 @@ class APITemplateView(HomeAssistantView):
     url = URL_API_TEMPLATE
     name = "api:template"
 
+    @asyncio.coroutine
     def post(self, request):
         """Render a template."""
         try:
-            tpl = template.Template(request.json['template'], self.hass)
+            data = yield from request.json()
-            return tpl.render(request.json.get('variables'))
+            tpl = template.Template(data['template'], self.hass)
-        except TemplateError as ex:
+            return tpl.async_render(data.get('variables'))
+        except (ValueError, TemplateError) as ex:
             return self.json_message('Error rendering template: {}'.format(ex),
                                      HTTP_BAD_REQUEST)
 
 
-def services_json(hass):
+def async_services_json(hass):
     """Generate services data to JSONify."""
     return [{"domain": key, "services": value}
-            for key, value in hass.services.services.items()]
+            for key, value in hass.services.async_services().items()]
 
 
-def events_json(hass):
+def async_events_json(hass):
     """Generate event data to JSONify."""
     return [{"event": key, "listener_count": value}
-            for key, value in hass.bus.listeners.items()]
+            for key, value in hass.bus.async_listeners().items()]

homeassistant/components/automation/__init__.py

@@ -11,8 +11,7 @@ import os
 
 import voluptuous as vol
 
-from homeassistant.core import callback
+from homeassistant.bootstrap import async_prepare_setup_platform
-from homeassistant.bootstrap import prepare_setup_platform
 from homeassistant import config as conf_util
 from homeassistant.const import (
     ATTR_ENTITY_ID, CONF_PLATFORM, STATE_ON, SERVICE_TURN_ON, SERVICE_TURN_OFF,
@@ -25,7 +24,6 @@ from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.loader import get_platform
 from homeassistant.util.dt import utcnow
 import homeassistant.helpers.config_validation as cv
-from homeassistant.util.async import run_coroutine_threadsafe
 
 DOMAIN = 'automation'
 ENTITY_ID_FORMAT = DOMAIN + '.{}'
@@ -144,42 +142,50 @@ def reload(hass):
     hass.services.call(DOMAIN, SERVICE_RELOAD)
 
 
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Setup the automation."""
     component = EntityComponent(_LOGGER, DOMAIN, hass,
                                 group_name=GROUP_NAME_ALL_AUTOMATIONS)
 
-    success = run_coroutine_threadsafe(
+    success = yield from _async_process_config(hass, config, component)
-        _async_process_config(hass, config, component), hass.loop).result()
 
     if not success:
         return False
 
-    descriptions = conf_util.load_yaml_config_file(
+    descriptions = yield from hass.loop.run_in_executor(
-        os.path.join(os.path.dirname(__file__), 'services.yaml'))
+        None, conf_util.load_yaml_config_file, os.path.join(
+            os.path.dirname(__file__), 'services.yaml')
+    )
 
-    @callback
+    @asyncio.coroutine
     def trigger_service_handler(service_call):
         """Handle automation triggers."""
+        tasks = []
         for entity in component.async_extract_from_service(service_call):
-            hass.loop.create_task(entity.async_trigger(
+            tasks.append(entity.async_trigger(
                 service_call.data.get(ATTR_VARIABLES), True))
+        yield from asyncio.gather(*tasks, loop=hass.loop)
 
-    @callback
+    @asyncio.coroutine
     def turn_onoff_service_handler(service_call):
         """Handle automation turn on/off service calls."""
+        tasks = []
         method = 'async_{}'.format(service_call.service)
         for entity in component.async_extract_from_service(service_call):
-            hass.loop.create_task(getattr(entity, method)())
+            tasks.append(getattr(entity, method)())
+        yield from asyncio.gather(*tasks, loop=hass.loop)
 
-    @callback
+    @asyncio.coroutine
     def toggle_service_handler(service_call):
         """Handle automation toggle service calls."""
+        tasks = []
         for entity in component.async_extract_from_service(service_call):
             if entity.is_on:
-                hass.loop.create_task(entity.async_turn_off())
+                tasks.append(entity.async_turn_off())
             else:
-                hass.loop.create_task(entity.async_turn_on())
+                tasks.append(entity.async_turn_on())
+        yield from asyncio.gather(*tasks, loop=hass.loop)
 
     @asyncio.coroutine
     def reload_service_handler(service_call):
@@ -187,24 +193,24 @@ def setup(hass, config):
         conf = yield from component.async_prepare_reload()
         if conf is None:
             return
-        hass.loop.create_task(_async_process_config(hass, conf, component))
+        yield from _async_process_config(hass, conf, component)
 
-    hass.services.register(DOMAIN, SERVICE_TRIGGER, trigger_service_handler,
+    hass.services.async_register(
-                           descriptions.get(SERVICE_TRIGGER),
+        DOMAIN, SERVICE_TRIGGER, trigger_service_handler,
-                           schema=TRIGGER_SERVICE_SCHEMA)
+        descriptions.get(SERVICE_TRIGGER), schema=TRIGGER_SERVICE_SCHEMA)
 
-    hass.services.register(DOMAIN, SERVICE_RELOAD, reload_service_handler,
+    hass.services.async_register(
-                           descriptions.get(SERVICE_RELOAD),
+        DOMAIN, SERVICE_RELOAD, reload_service_handler,
-                           schema=RELOAD_SERVICE_SCHEMA)
+        descriptions.get(SERVICE_RELOAD), schema=RELOAD_SERVICE_SCHEMA)
 
-    hass.services.register(DOMAIN, SERVICE_TOGGLE, toggle_service_handler,
+    hass.services.async_register(
-                           descriptions.get(SERVICE_TOGGLE),
+        DOMAIN, SERVICE_TOGGLE, toggle_service_handler,
-                           schema=SERVICE_SCHEMA)
+        descriptions.get(SERVICE_TOGGLE), schema=SERVICE_SCHEMA)
 
     for service in (SERVICE_TURN_ON, SERVICE_TURN_OFF):
-        hass.services.register(DOMAIN, service, turn_onoff_service_handler,
+        hass.services.async_register(
-                               descriptions.get(service),
+            DOMAIN, service, turn_onoff_service_handler,
-                               schema=SERVICE_SCHEMA)
+            descriptions.get(service), schema=SERVICE_SCHEMA)
 
     return True
 
@@ -212,8 +218,6 @@ def setup(hass, config):
 class AutomationEntity(ToggleEntity):
     """Entity to show status of entity."""
 
-    # pylint: disable=abstract-method
-    # pylint: disable=too-many-arguments, too-many-instance-attributes
     def __init__(self, name, async_attach_triggers, cond_func, async_action,
                  hidden):
         """Initialize an automation entity."""
@@ -260,7 +264,7 @@ class AutomationEntity(ToggleEntity):
             return
 
         yield from self.async_enable()
-        self.hass.loop.create_task(self.async_update_ha_state())
+        yield from self.async_update_ha_state()
 
     @asyncio.coroutine
     def async_turn_off(self, **kwargs) -> None:
@@ -271,8 +275,6 @@ class AutomationEntity(ToggleEntity):
         self._async_detach_triggers()
         self._async_detach_triggers = None
         self._enabled = False
-        # It's important that the update is finished before this method
-        # ends because async_remove depends on it.
         yield from self.async_update_ha_state()
 
     @asyncio.coroutine
@@ -284,7 +286,7 @@ class AutomationEntity(ToggleEntity):
         if skip_condition or self._cond_func(variables):
             yield from self._async_action(self.entity_id, variables)
             self._last_triggered = utcnow()
-            self.hass.loop.create_task(self.async_update_ha_state())
+            yield from self.async_update_ha_state()
 
     @asyncio.coroutine
     def async_remove(self):
@@ -347,7 +349,7 @@ def _async_process_config(hass, config, component):
             entities.append(entity)
 
     yield from asyncio.gather(*tasks, loop=hass.loop)
-    hass.loop.create_task(component.async_add_entities(entities))
+    yield from component.async_add_entities(entities)
 
     return len(entities) > 0
 
@@ -362,7 +364,7 @@ def _async_get_action(hass, config, name):
         _LOGGER.info('Executing %s', name)
         logbook.async_log_entry(
             hass, name, 'has been triggered', DOMAIN, entity_id)
-        hass.loop.create_task(script_obj.async_run(variables))
+        yield from script_obj.async_run(variables)
 
     return action
 
@@ -395,9 +397,8 @@ def _async_process_trigger(hass, config, trigger_configs, name, action):
     removes = []
 
     for conf in trigger_configs:
-        platform = yield from hass.loop.run_in_executor(
+        platform = yield from async_prepare_setup_platform(
-            None, prepare_setup_platform, hass, config, DOMAIN,
+            hass, config, DOMAIN, conf.get(CONF_PLATFORM))
-            conf.get(CONF_PLATFORM))
 
         if platform is None:
             return None

homeassistant/components/automation/litejet.py

@@ -0,0 +1,41 @@
+"""
+Trigger an automation when a LiteJet switch is released.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/automation.litejet/
+"""
+import logging
+
+import voluptuous as vol
+
+from homeassistant.core import callback
+from homeassistant.const import CONF_PLATFORM
+import homeassistant.helpers.config_validation as cv
+
+DEPENDENCIES = ['litejet']
+
+_LOGGER = logging.getLogger(__name__)
+
+CONF_NUMBER = 'number'
+
+TRIGGER_SCHEMA = vol.Schema({
+    vol.Required(CONF_PLATFORM): 'litejet',
+    vol.Required(CONF_NUMBER): cv.positive_int
+})
+
+
+def async_trigger(hass, config, action):
+    """Listen for events based on configuration."""
+    number = config.get(CONF_NUMBER)
+
+    @callback
+    def call_action():
+        """Call action with right context."""
+        hass.async_run_job(action, {
+            'trigger': {
+                CONF_PLATFORM: 'litejet',
+                CONF_NUMBER: number
+            },
+        })
+
+    hass.data['litejet_system'].on_switch_released(number, call_action)

homeassistant/components/binary_sensor/arest.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         sensor_class, pin)])
 
 
-# pylint: disable=too-many-instance-attributes, too-many-arguments
 class ArestBinarySensor(BinarySensorDevice):
     """Implement an aREST binary sensor for a pin."""
 
@@ -93,7 +92,6 @@ class ArestBinarySensor(BinarySensorDevice):
         self.arest.update()
 
 
-# pylint: disable=too-few-public-methods
 class ArestData(object):
     """Class for handling the data retrieval for pins."""
 

homeassistant/components/binary_sensor/command_line.py

@@ -53,7 +53,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         value_template)])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class CommandBinarySensor(BinarySensorDevice):
     """Represent a command line binary sensor."""
 

homeassistant/components/binary_sensor/concord232.py

@@ -5,20 +5,16 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor.concord232/
 """
 import datetime
-
 import logging
 
+import requests
+import voluptuous as vol
+
 from homeassistant.components.binary_sensor import (
     BinarySensorDevice, PLATFORM_SCHEMA, SENSOR_CLASSES)
 from homeassistant.const import (CONF_HOST, CONF_PORT)
-
 import homeassistant.helpers.config_validation as cv
 
-import requests
-
-import voluptuous as vol
-
-
 REQUIREMENTS = ['concord232==0.14']
 
 _LOGGER = logging.getLogger(__name__)
@@ -27,9 +23,12 @@ CONF_EXCLUDE_ZONES = 'exclude_zones'
 CONF_ZONE_TYPES = 'zone_types'
 
 DEFAULT_HOST = 'localhost'
+DEFAULT_NAME = 'Alarm'
 DEFAULT_PORT = '5007'
 DEFAULT_SSL = False
 
+SCAN_INTERVAL = 1
+
 ZONE_TYPES_SCHEMA = vol.Schema({
     cv.positive_int: vol.In(SENSOR_CLASSES),
 })
@@ -42,14 +41,9 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_ZONE_TYPES, default={}): ZONE_TYPES_SCHEMA,
 })
 
-SCAN_INTERVAL = 1
 
-DEFAULT_NAME = "Alarm"
-
-
-# pylint: disable=too-many-locals
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup the Concord232 binary sensor platform."""
+    """Set up the Concord232 binary sensor platform."""
     from concord232 import client as concord232_client
 
     host = config.get(CONF_HOST)
@@ -59,24 +53,23 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     sensors = []
 
     try:
-        _LOGGER.debug('Initializing Client.')
+        _LOGGER.debug("Initializing Client")
-        client = concord232_client.Client('http://{}:{}'
+        client = concord232_client.Client('http://{}:{}'.format(host, port))
-                                          .format(host, port))
         client.zones = client.list_zones()
         client.last_zone_update = datetime.datetime.now()
 
     except requests.exceptions.ConnectionError as ex:
-        _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+        _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
         return False
 
     for zone in client.zones:
-        _LOGGER.info('Loading Zone found: %s', zone['name'])
+        _LOGGER.info("Loading Zone found: %s", zone['name'])
         if zone['number'] not in exclude:
-            sensors.append(Concord232ZoneSensor(
+            sensors.append(
-                hass,
+                Concord232ZoneSensor(
-                client,
+                    hass, client, zone, zone_types.get(zone['number'],
-                zone,
+                                                       get_opening_type(zone)))
-                zone_types.get(zone['number'], get_opening_type(zone))))
+            )
 
         add_devices(sensors)
 
@@ -84,16 +77,16 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 
 
 def get_opening_type(zone):
-    """Helper function to try to guess sensor type frm name."""
+    """Helper function to try to guess sensor type from name."""
-    if "MOTION" in zone["name"]:
+    if 'MOTION' in zone['name']:
-        return "motion"
+        return 'motion'
-    if "KEY" in zone["name"]:
+    if 'KEY' in zone['name']:
-        return "safety"
+        return 'safety'
-    if "SMOKE" in zone["name"]:
+    if 'SMOKE' in zone['name']:
-        return "smoke"
+        return 'smoke'
-    if "WATER" in zone["name"]:
+    if 'WATER' in zone['name']:
-        return "water"
+        return 'water'
-    return "opening"
+    return 'opening'
 
 
 class Concord232ZoneSensor(BinarySensorDevice):

homeassistant/components/binary_sensor/envisalink.py

@@ -35,7 +35,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
 class EnvisalinkBinarySensor(EnvisalinkDevice, BinarySensorDevice):
     """Representation of an Envisalink binary sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, zone_number, zone_name, zone_type, info, controller):
         """Initialize the binary_sensor."""
         from pydispatch import dispatcher

homeassistant/components/binary_sensor/ffmpeg.py

@@ -81,7 +81,7 @@ def setup_platform(hass, config, add_entities, discovery_info=None):
     from haffmpeg import SensorNoise, SensorMotion
 
     # check source
-    if not run_test(config.get(CONF_INPUT)):
+    if not run_test(hass, config.get(CONF_INPUT)):
         return
 
     # generate sensor object

homeassistant/components/binary_sensor/mqtt.py

@@ -51,7 +51,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class MqttBinarySensor(BinarySensorDevice):
     """Representation a binary sensor that is updated by MQTT."""
 

homeassistant/components/binary_sensor/nest.py

@@ -10,7 +10,7 @@ from homeassistant.components.binary_sensor import (
     BinarySensorDevice, PLATFORM_SCHEMA)
 from homeassistant.components.sensor.nest import NestSensor
 from homeassistant.const import (CONF_SCAN_INTERVAL, CONF_MONITORED_CONDITIONS)
-import homeassistant.components.nest as nest
+from homeassistant.components.nest import DATA_NEST
 import homeassistant.helpers.config_validation as cv
 
 DEPENDENCIES = ['nest']
@@ -35,10 +35,16 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup Nest binary sensors."""
+    nest = hass.data[DATA_NEST]
+
+    all_sensors = []
     for structure, device in nest.devices():
-        add_devices([NestBinarySensor(structure, device, variable)
+        all_sensors.extend(
+            [NestBinarySensor(structure, device, variable)
              for variable in config[CONF_MONITORED_CONDITIONS]])
 
+    add_devices(all_sensors, True)
+
 
 class NestBinarySensor(NestSensor, BinarySensorDevice):
     """Represents a Nest binary sensor."""
@@ -46,4 +52,8 @@ class NestBinarySensor(NestSensor, BinarySensorDevice):
     @property
     def is_on(self):
         """True if the binary sensor is on."""
-        return bool(getattr(self.device, self.variable))
+        return self._state
+
+    def update(self):
+        """Retrieve latest state."""
+        self._state = bool(getattr(self.device, self.variable))

homeassistant/components/binary_sensor/octoprint.py

@@ -58,11 +58,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(devices)
 
 
-# pylint: disable=too-many-instance-attributes
 class OctoPrintBinarySensor(BinarySensorDevice):
     """Representation an OctoPrint binary sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, api, condition, sensor_type, sensor_name, unit,
                  endpoint, group, tool=None):
         """Initialize a new OctoPrint sensor."""

homeassistant/components/binary_sensor/rest.py

@@ -41,7 +41,6 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
-# pylint: disable=unused-variable, too-many-locals
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the REST binary sensor."""
     name = config.get(CONF_NAME)
@@ -76,7 +75,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         hass, rest, name, sensor_class, value_template)])
 
 
-# pylint: disable=too-many-arguments
 class RestBinarySensor(BinarySensorDevice):
     """Representation of a REST binary sensor."""
 

homeassistant/components/binary_sensor/rpi_gpio.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(binary_sensors)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class RPiGPIOBinarySensor(BinarySensorDevice):
     """Represent a binary sensor that uses Raspberry Pi GPIO."""
 

homeassistant/components/binary_sensor/sleepiq.py

@@ -25,7 +25,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(dev)
 
 
-# pylint: disable=too-many-instance-attributes
 class IsInBedBinarySensor(sleepiq.SleepIQSensor, BinarySensorDevice):
     """Implementation of a SleepIQ presence sensor."""
 

homeassistant/components/binary_sensor/template.py

@@ -63,14 +63,13 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
         _LOGGER.error('No sensors added')
         return False
 
-    hass.loop.create_task(async_add_devices(sensors))
+    hass.loop.create_task(async_add_devices(sensors, True))
     return True
 
 
 class BinarySensorTemplate(BinarySensorDevice):
     """A virtual binary sensor that triggers from another sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, device, friendly_name, sensor_class,
                  value_template, entity_ids):
         """Initialize the Template binary sensor."""
@@ -82,8 +81,6 @@ class BinarySensorTemplate(BinarySensorDevice):
         self._template = value_template
         self._state = None
 
-        self._async_render()
-
         @callback
         def template_bsensor_state_listener(entity, old_state, new_state):
             """Called when the target device changes state."""
@@ -115,10 +112,6 @@ class BinarySensorTemplate(BinarySensorDevice):
     @asyncio.coroutine
     def async_update(self):
         """Update the state from the template."""
-        self._async_render()
-
-    def _async_render(self):
-        """Render the state from the template."""
         try:
             self._state = self._template.async_render().lower() == 'true'
         except TemplateError as ex:

homeassistant/components/binary_sensor/trend.py

@@ -72,7 +72,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class SensorTrend(BinarySensorDevice):
     """Representation of a trend Sensor."""
 
-    # pylint: disable=too-many-arguments, too-many-instance-attributes
     def __init__(self, hass, device_id, friendly_name,
                  target_entity, attribute, sensor_class, invert):
         """Initialize the sensor."""

homeassistant/components/binary_sensor/vera.py

@@ -16,9 +16,9 @@ DEPENDENCIES = ['vera']
 _LOGGER = logging.getLogger(__name__)
 
 
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Perform the setup for Vera controller devices."""
-    add_devices_callback(
+    add_devices(
         VeraBinarySensor(device, VERA_CONTROLLER)
         for device in VERA_DEVICES['binary_sensor'])
 

homeassistant/components/bloomsky.py

@@ -33,7 +33,7 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=unused-argument,too-few-public-methods
+# pylint: disable=unused-argument
 def setup(hass, config):
     """Setup BloomSky component."""
     api_key = config[DOMAIN][CONF_API_KEY]

homeassistant/components/camera/__init__.py

@@ -5,8 +5,10 @@ Component to interface with cameras.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/camera/
 """
+import asyncio
 import logging
-import time
+
+from aiohttp import web
 
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
@@ -25,17 +27,16 @@ STATE_IDLE = 'idle'
 ENTITY_IMAGE_URL = '/api/camera_proxy/{0}?token={1}'
 
 
-# pylint: disable=too-many-branches
+@asyncio.coroutine
-def setup(hass, config):
+def async_setup(hass, config):
     """Setup the camera component."""
     component = EntityComponent(
         logging.getLogger(__name__), DOMAIN, hass, SCAN_INTERVAL)
 
-    hass.wsgi.register_view(CameraImageView(hass, component.entities))
+    hass.http.register_view(CameraImageView(hass, component.entities))
-    hass.wsgi.register_view(CameraMjpegStream(hass, component.entities))
+    hass.http.register_view(CameraMjpegStream(hass, component.entities))
-
-    component.setup(config)
 
+    yield from component.async_setup(config)
     return True
 
 
@@ -80,33 +81,59 @@ class Camera(Entity):
         """Return bytes of camera image."""
         raise NotImplementedError()
 
-    def mjpeg_stream(self, response):
+    @asyncio.coroutine
-        """Generate an HTTP MJPEG stream from camera images."""
+    def async_camera_image(self):
-        def stream():
+        """Return bytes of camera image.
-            """Stream images as mjpeg stream."""
-            try:
-                last_image = None
-                while True:
-                    img_bytes = self.camera_image()
 
-                    if img_bytes is not None and img_bytes != last_image:
+        This method must be run in the event loop.
-                        yield bytes(
+        """
+        image = yield from self.hass.loop.run_in_executor(
+            None, self.camera_image)
+        return image
+
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
+        """Generate an HTTP MJPEG stream from camera images.
+
+        This method must be run in the event loop.
+        """
+        response = web.StreamResponse()
+
+        response.content_type = ('multipart/x-mixed-replace; '
+                                 'boundary=--jpegboundary')
+        response.enable_chunked_encoding()
+        yield from response.prepare(request)
+
+        def write(img_bytes):
+            """Write image to stream."""
+            response.write(bytes(
                 '--jpegboundary\r\n'
                 'Content-Type: image/jpeg\r\n'
                 'Content-Length: {}\r\n\r\n'.format(
-                                len(img_bytes)), 'utf-8') + img_bytes + b'\r\n'
+                    len(img_bytes)), 'utf-8') + img_bytes + b'\r\n')
+
+        last_image = None
+
+        try:
+            while True:
+                img_bytes = yield from self.async_camera_image()
+                if not img_bytes:
+                    break
+
+                if img_bytes is not None and img_bytes != last_image:
+                    write(img_bytes)
+
+                    # Chrome seems to always ignore first picture,
+                    # print it twice.
+                    if last_image is None:
+                        write(img_bytes)
 
                     last_image = img_bytes
+                    yield from response.drain()
 
-                    time.sleep(0.5)
+                yield from asyncio.sleep(.5)
-            except GeneratorExit:
+        finally:
-                pass
+            yield from response.write_eof()
-
-        return response(
-            stream(),
-            content_type=('multipart/x-mixed-replace; '
-                          'boundary=--jpegboundary')
-        )
 
     @property
     def state(self):
@@ -144,22 +171,25 @@ class CameraView(HomeAssistantView):
         super().__init__(hass)
         self.entities = entities
 
+    @asyncio.coroutine
     def get(self, request, entity_id):
         """Start a get request."""
         camera = self.entities.get(entity_id)
 
         if camera is None:
-            return self.Response(status=404)
+            return web.Response(status=404)
 
         authenticated = (request.authenticated or
-                         request.args.get('token') == camera.access_token)
+                         request.GET.get('token') == camera.access_token)
 
         if not authenticated:
-            return self.Response(status=401)
+            return web.Response(status=401)
 
-        return self.handle(camera)
+        response = yield from self.handle(request, camera)
+        return response
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Hanlde the camera request."""
         raise NotImplementedError()
 
@@ -167,25 +197,27 @@ class CameraView(HomeAssistantView):
 class CameraImageView(CameraView):
     """Camera view to serve an image."""
 
-    url = "/api/camera_proxy/<entity(domain=camera):entity_id>"
+    url = "/api/camera_proxy/{entity_id}"
     name = "api:camera:image"
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Serve camera image."""
-        response = camera.camera_image()
+        image = yield from camera.async_camera_image()
 
-        if response is None:
+        if image is None:
-            return self.Response(status=500)
+            return web.Response(status=500)
 
-        return self.Response(response)
+        return web.Response(body=image)
 
 
 class CameraMjpegStream(CameraView):
     """Camera View to serve an MJPEG stream."""
 
-    url = "/api/camera_proxy_stream/<entity(domain=camera):entity_id>"
+    url = "/api/camera_proxy_stream/{entity_id}"
     name = "api:camera:stream"
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Serve camera image."""
-        return camera.mjpeg_stream(self.Response)
+        yield from camera.handle_async_mjpeg_stream(request)

homeassistant/components/camera/ffmpeg.py

@@ -4,15 +4,18 @@ Support for Cameras with FFmpeg as decoder.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.ffmpeg/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
+from aiohttp import web
 
-from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
+from homeassistant.components.camera import Camera, PLATFORM_SCHEMA
 from homeassistant.components.ffmpeg import (
-    run_test, get_binary, CONF_INPUT, CONF_EXTRA_ARGUMENTS)
+    async_run_test, get_binary, CONF_INPUT, CONF_EXTRA_ARGUMENTS)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.const import CONF_NAME
+from homeassistant.util.async import run_coroutine_threadsafe
 
 DEPENDENCIES = ['ffmpeg']
 
@@ -27,17 +30,18 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
-def setup_platform(hass, config, add_devices, discovery_info=None):
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a FFmpeg Camera."""
-    if not run_test(config.get(CONF_INPUT)):
+    if not async_run_test(hass, config.get(CONF_INPUT)):
         return
-    add_devices([FFmpegCamera(config)])
+    hass.loop.create_task(async_add_devices([FFmpegCamera(hass, config)]))
 
 
 class FFmpegCamera(Camera):
     """An implementation of an FFmpeg camera."""
 
-    def __init__(self, config):
+    def __init__(self, hass, config):
         """Initialize a FFmpeg camera."""
         super().__init__()
         self._name = config.get(CONF_NAME)
@@ -45,24 +49,45 @@ class FFmpegCamera(Camera):
         self._extra_arguments = config.get(CONF_EXTRA_ARGUMENTS)
 
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
-        from haffmpeg import ImageSingle, IMAGE_JPEG
+        from haffmpeg import ImageSingleAsync, IMAGE_JPEG
-        ffmpeg = ImageSingle(get_binary())
+        ffmpeg = ImageSingleAsync(get_binary(), loop=self.hass.loop)
 
-        return ffmpeg.get_image(self._input, output_format=IMAGE_JPEG,
+        image = yield from ffmpeg.get_image(
+            self._input, output_format=IMAGE_JPEG,
             extra_cmd=self._extra_arguments)
+        return image
 
-    def mjpeg_stream(self, response):
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Generate an HTTP MJPEG stream from the camera."""
-        from haffmpeg import CameraMjpeg
+        from haffmpeg import CameraMjpegAsync
 
-        stream = CameraMjpeg(get_binary())
+        stream = CameraMjpegAsync(get_binary(), loop=self.hass.loop)
-        stream.open_camera(self._input, extra_cmd=self._extra_arguments)
+        yield from stream.open_camera(
-        return response(
+            self._input, extra_cmd=self._extra_arguments)
-            stream,
+
-            mimetype='multipart/x-mixed-replace;boundary=ffserver',
+        response = web.StreamResponse()
-            direct_passthrough=True
+        response.content_type = 'multipart/x-mixed-replace;boundary=ffserver'
-        )
+        response.enable_chunked_encoding()
+
+        yield from response.prepare(request)
+
+        try:
+            while True:
+                data = yield from stream.read(102400)
+                if not data:
+                    break
+                response.write(data)
+        finally:
+            self.hass.loop.create_task(stream.close())
+            yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/camera/foscam.py

@@ -36,7 +36,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([FoscamCamera(config)])
 
 
-# pylint: disable=too-many-instance-attributes
 class FoscamCamera(Camera):
     """An implementation of a Foscam IP camera."""
 

homeassistant/components/camera/generic.py

@@ -4,10 +4,13 @@ Support for IP Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.generic/
 """
+import asyncio
 import logging
 
+import aiohttp
+import async_timeout
 import requests
-from requests.auth import HTTPBasicAuth, HTTPDigestAuth
+from requests.auth import HTTPDigestAuth
 import voluptuous as vol
 
 from homeassistant.const import (
@@ -16,6 +19,7 @@ from homeassistant.const import (
 from homeassistant.exceptions import TemplateError
 from homeassistant.components.camera import (PLATFORM_SCHEMA, Camera)
 from homeassistant.helpers import config_validation as cv
+from homeassistant.util.async import run_coroutine_threadsafe
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -35,13 +39,13 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+@asyncio.coroutine
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices, discovery_info=None):
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a generic IP Camera."""
-    add_devices([GenericCamera(hass, config)])
+    hass.loop.create_task(async_add_devices([GenericCamera(hass, config)]))
 
 
-# pylint: disable=too-many-instance-attributes
 class GenericCamera(Camera):
     """A generic implementation of an IP camera."""
 
@@ -49,6 +53,7 @@ class GenericCamera(Camera):
         """Initialize a generic camera."""
         super().__init__()
         self.hass = hass
+        self._authentication = device_info.get(CONF_AUTHENTICATION)
         self._name = device_info.get(CONF_NAME)
         self._still_image_url = device_info[CONF_STILL_IMAGE_URL]
         self._still_image_url.hass = hass
@@ -58,10 +63,10 @@ class GenericCamera(Camera):
         password = device_info.get(CONF_PASSWORD)
 
         if username and password:
-            if device_info[CONF_AUTHENTICATION] == HTTP_DIGEST_AUTHENTICATION:
+            if self._authentication == HTTP_DIGEST_AUTHENTICATION:
                 self._auth = HTTPDigestAuth(username, password)
             else:
-                self._auth = HTTPBasicAuth(username, password)
+                self._auth = aiohttp.BasicAuth(username, password=password)
         else:
             self._auth = None
 
@@ -69,9 +74,15 @@ class GenericCamera(Camera):
         self._last_image = None
 
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
         try:
-            url = self._still_image_url.render()
+            url = self._still_image_url.async_render()
         except TemplateError as err:
             _LOGGER.error('Error parsing template %s: %s',
                           self._still_image_url, err)
@@ -80,16 +91,35 @@ class GenericCamera(Camera):
         if url == self._last_url and self._limit_refetch:
             return self._last_image
 
-        kwargs = {'timeout': 10, 'auth': self._auth}
+        # aiohttp don't support DigestAuth jet
-
+        if self._authentication == HTTP_DIGEST_AUTHENTICATION:
+            def fetch():
+                """Read image from a URL."""
                 try:
+                    kwargs = {'timeout': 10, 'auth': self._auth}
                     response = requests.get(url, **kwargs)
+                    return response.content
                 except requests.exceptions.RequestException as error:
                     _LOGGER.error('Error getting camera image: %s', error)
-            return None
+                    return self._last_image
+
+            self._last_image = yield from self.hass.loop.run_in_executor(
+                None, fetch)
+        # async
+        else:
+            try:
+                with async_timeout.timeout(10, loop=self.hass.loop):
+                    respone = yield from self.hass.websession.get(
+                        url,
+                        auth=self._auth
+                    )
+                    self._last_image = yield from respone.read()
+                    yield from respone.release()
+            except asyncio.TimeoutError:
+                _LOGGER.error('Timeout getting camera image')
+                return self._last_image
 
         self._last_url = url
-        self._last_image = response.content
         return self._last_image
 
     @property

homeassistant/components/camera/mjpeg.py

@@ -4,9 +4,14 @@ Support for IP Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.mjpeg/
 """
+import asyncio
 import logging
 from contextlib import closing
 
+import aiohttp
+from aiohttp import web
+from aiohttp.web_exceptions import HTTPGatewayTimeout
+import async_timeout
 import requests
 from requests.auth import HTTPBasicAuth, HTTPDigestAuth
 import voluptuous as vol
@@ -34,10 +39,11 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+@asyncio.coroutine
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices, discovery_info=None):
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a MJPEG IP Camera."""
-    add_devices([MjpegCamera(config)])
+    hass.loop.create_task(async_add_devices([MjpegCamera(hass, config)]))
 
 
 def extract_image_from_mjpeg(stream):
@@ -52,11 +58,10 @@ def extract_image_from_mjpeg(stream):
             return jpg
 
 
-# pylint: disable=too-many-instance-attributes
 class MjpegCamera(Camera):
     """An implementation of an IP camera that is reachable over a URL."""
 
-    def __init__(self, device_info):
+    def __init__(self, hass, device_info):
         """Initialize a MJPEG camera."""
         super().__init__()
         self._name = device_info.get(CONF_NAME)
@@ -65,32 +70,61 @@ class MjpegCamera(Camera):
         self._password = device_info.get(CONF_PASSWORD)
         self._mjpeg_url = device_info[CONF_MJPEG_URL]
 
-    def camera_stream(self):
+        self._auth = None
-        """Return a MJPEG stream image response directly from the camera."""
+        if self._username and self._password:
+            if self._authentication == HTTP_BASIC_AUTHENTICATION:
+                self._auth = aiohttp.BasicAuth(
+                    self._username, password=self._password
+                )
+
+    def camera_image(self):
+        """Return a still image response from the camera."""
         if self._username and self._password:
             if self._authentication == HTTP_DIGEST_AUTHENTICATION:
                 auth = HTTPDigestAuth(self._username, self._password)
             else:
                 auth = HTTPBasicAuth(self._username, self._password)
-            return requests.get(self._mjpeg_url,
+            req = requests.get(
-                                auth=auth,
+                self._mjpeg_url, auth=auth, stream=True, timeout=10)
-                                stream=True, timeout=10)
         else:
-            return requests.get(self._mjpeg_url, stream=True, timeout=10)
+            req = requests.get(self._mjpeg_url, stream=True, timeout=10)
 
-    def camera_image(self):
+        with closing(req) as response:
-        """Return a still image response from the camera."""
+            return extract_image_from_mjpeg(response.iter_content(102400))
-        with closing(self.camera_stream()) as response:
-            return extract_image_from_mjpeg(response.iter_content(1024))
 
-    def mjpeg_stream(self, response):
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Generate an HTTP MJPEG stream from the camera."""
-        stream = self.camera_stream()
+        # aiohttp don't support DigestAuth -> Fallback
-        return response(
+        if self._authentication == HTTP_DIGEST_AUTHENTICATION:
-            stream.iter_content(chunk_size=1024),
+            yield from super().handle_async_mjpeg_stream(request)
-            mimetype=stream.headers[CONTENT_TYPE_HEADER],
+            return
-            direct_passthrough=True
+
+        # connect to stream
+        try:
+            with async_timeout.timeout(10, loop=self.hass.loop):
+                stream = yield from self.hass.websession.get(
+                    self._mjpeg_url,
+                    auth=self._auth
                 )
+        except asyncio.TimeoutError:
+            raise HTTPGatewayTimeout()
+
+        response = web.StreamResponse()
+        response.content_type = stream.headers.get(CONTENT_TYPE_HEADER)
+        response.enable_chunked_encoding()
+
+        yield from response.prepare(request)
+
+        try:
+            while True:
+                data = yield from stream.content.read(102400)
+                if not data:
+                    break
+                response.write(data)
+        finally:
+            self.hass.loop.create_task(stream.release())
+            yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/camera/rpi_camera.py

@@ -12,7 +12,8 @@ import shutil
 import voluptuous as vol
 
 from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
-from homeassistant.const import (CONF_NAME, CONF_FILE_PATH)
+from homeassistant.const import (CONF_NAME, CONF_FILE_PATH,
+                                 EVENT_HOMEASSISTANT_STOP)
 from homeassistant.helpers import config_validation as cv
 
 _LOGGER = logging.getLogger(__name__)
@@ -35,7 +36,7 @@ DEFAULT_TIMELAPSE = 1000
 DEFAULT_VERTICAL_FLIP = 0
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
-    vol.Optional(CONF_FILE_PATH): cv.isfile,
+    vol.Optional(CONF_FILE_PATH): cv.string,
     vol.Optional(CONF_HORIZONTAL_FLIP, default=DEFAULT_HORIZONTAL_FLIP):
         vol.All(vol.Coerce(int), vol.Range(min=0, max=1)),
     vol.Optional(CONF_IMAGE_HEIGHT, default=DEFAULT_HORIZONTAL_FLIP):
@@ -53,6 +54,13 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+def kill_raspistill(*args):
+    """Kill any previously running raspistill process.."""
+    subprocess.Popen(['killall', 'raspistill'],
+                     stdout=subprocess.DEVNULL,
+                     stderr=subprocess.STDOUT)
+
+
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the Raspberry Camera."""
     if shutil.which("raspistill") is None:
@@ -75,11 +83,20 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         }
     )
 
-    if not os.access(setup_config[CONF_FILE_PATH], os.W_OK):
+    hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, kill_raspistill)
-        _LOGGER.error("File path is not writable")
+
-        return False
+    try:
+        # Try to create an empty file (or open existing) to ensure we have
+        # proper permissions.
+        open(setup_config[CONF_FILE_PATH], 'a').close()
 
         add_devices([RaspberryCamera(setup_config)])
+    except PermissionError:
+        _LOGGER.error("File path is not writable")
+        return False
+    except FileNotFoundError:
+        _LOGGER.error("Could not create output file (missing directory?)")
+        return False
 
 
 class RaspberryCamera(Camera):
@@ -93,9 +110,7 @@ class RaspberryCamera(Camera):
         self._config = device_info
 
         # Kill if there's raspistill instance
-        subprocess.Popen(['killall', 'raspistill'],
+        kill_raspistill()
-                         stdout=subprocess.DEVNULL,
-                         stderr=subprocess.STDOUT)
 
         cmd_args = [
             'raspistill', '--nopreview', '-o', device_info[CONF_FILE_PATH],

homeassistant/components/camera/synology.py

@@ -4,28 +4,30 @@ Support for Synology Surveillance Station Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.synology/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
 
-import requests
+from aiohttp import web
+from aiohttp.web_exceptions import HTTPGatewayTimeout
+import async_timeout
 
 from homeassistant.const import (
     CONF_NAME, CONF_USERNAME, CONF_PASSWORD,
-    CONF_URL, CONF_WHITELIST)
+    CONF_URL, CONF_WHITELIST, CONF_VERIFY_SSL)
 from homeassistant.components.camera import (
     Camera, PLATFORM_SCHEMA)
 import homeassistant.helpers.config_validation as cv
+from homeassistant.util.async import run_coroutine_threadsafe
 
 _LOGGER = logging.getLogger(__name__)
 
-#  pylint: disable=too-many-locals
 DEFAULT_NAME = 'Synology Camera'
 DEFAULT_STREAM_ID = '0'
 TIMEOUT = 5
 CONF_CAMERA_NAME = 'camera_name'
 CONF_STREAM_ID = 'stream_id'
-CONF_VALID_CERT = 'valid_cert'
 
 QUERY_CGI = 'query.cgi'
 QUERY_API = 'SYNO.API.Info'
@@ -38,6 +40,7 @@ WEBAPI_PATH = '/webapi/'
 AUTH_PATH = 'auth.cgi'
 CAMERA_PATH = 'camera.cgi'
 STREAMING_PATH = 'SurveillanceStation/videoStreaming.cgi'
+CONTENT_TYPE_HEADER = 'Content-Type'
 
 SYNO_API_URL = '{0}{1}{2}'
 
@@ -47,89 +50,136 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Required(CONF_PASSWORD): cv.string,
     vol.Required(CONF_URL): cv.string,
     vol.Optional(CONF_WHITELIST, default=[]): cv.ensure_list,
-    vol.Optional(CONF_VALID_CERT, default=True): cv.boolean,
+    vol.Optional(CONF_VERIFY_SSL, default=True): cv.boolean,
 })
 
 
-def setup_platform(hass, config, add_devices, discovery_info=None):
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a Synology IP Camera."""
     # Determine API to use for authentication
-    syno_api_url = SYNO_API_URL.format(config.get(CONF_URL),
+    syno_api_url = SYNO_API_URL.format(
-                                       WEBAPI_PATH,
+        config.get(CONF_URL), WEBAPI_PATH, QUERY_CGI)
-                                       QUERY_CGI)
+
-    query_payload = {'api': QUERY_API,
+    query_payload = {
+        'api': QUERY_API,
         'method': 'Query',
         'version': '1',
-                     'query': 'SYNO.'}
+        'query': 'SYNO.'
-    query_req = requests.get(syno_api_url,
+    }
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            query_req = yield from hass.websession.get(
+                syno_api_url,
                 params=query_payload,
-                             verify=config.get(CONF_VALID_CERT),
+                verify_ssl=config.get(CONF_VERIFY_SSL)
-                             timeout=TIMEOUT)
+            )
-    query_resp = query_req.json()
+    except asyncio.TimeoutError:
+        _LOGGER.error("Timeout on %s", syno_api_url)
+        return False
+
+    query_resp = yield from query_req.json()
     auth_path = query_resp['data'][AUTH_API]['path']
     camera_api = query_resp['data'][CAMERA_API]['path']
     camera_path = query_resp['data'][CAMERA_API]['path']
     streaming_path = query_resp['data'][STREAMING_API]['path']
 
+    # cleanup
+    yield from query_req.release()
+
     # Authticate to NAS to get a session id
-    syno_auth_url = SYNO_API_URL.format(config.get(CONF_URL),
+    syno_auth_url = SYNO_API_URL.format(
-                                        WEBAPI_PATH,
+        config.get(CONF_URL), WEBAPI_PATH, auth_path)
-                                        auth_path)
+
-    session_id = get_session_id(config.get(CONF_USERNAME),
+    session_id = yield from get_session_id(
+        hass,
+        config.get(CONF_USERNAME),
         config.get(CONF_PASSWORD),
         syno_auth_url,
-                                config.get(CONF_VALID_CERT))
+        config.get(CONF_VERIFY_SSL)
+    )
 
     # Use SessionID to get cameras in system
-    syno_camera_url = SYNO_API_URL.format(config.get(CONF_URL),
+    syno_camera_url = SYNO_API_URL.format(
-                                          WEBAPI_PATH,
+        config.get(CONF_URL), WEBAPI_PATH, camera_api)
-                                          camera_api)
+
-    camera_payload = {'api': CAMERA_API,
+    camera_payload = {
+        'api': CAMERA_API,
         'method': 'List',
-                      'version': '1'}
+        'version': '1'
-    camera_req = requests.get(syno_camera_url,
+    }
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            camera_req = yield from hass.websession.get(
+                syno_camera_url,
                 params=camera_payload,
-                              verify=config.get(CONF_VALID_CERT),
+                verify_ssl=config.get(CONF_VERIFY_SSL),
-                              timeout=TIMEOUT,
+                cookies={'id': session_id}
-                              cookies={'id': session_id})
+            )
-    camera_resp = camera_req.json()
+    except asyncio.TimeoutError:
+        _LOGGER.error("Timeout on %s", syno_camera_url)
+        return False
+
+    camera_resp = yield from camera_req.json()
     cameras = camera_resp['data']['cameras']
+    yield from camera_req.release()
+
+    # add cameras
+    devices = []
+    tasks = []
     for camera in cameras:
         if not config.get(CONF_WHITELIST):
             camera_id = camera['id']
             snapshot_path = camera['snapshot_path']
 
-            add_devices([SynologyCamera(config,
+            device = SynologyCamera(
+                config,
                 camera_id,
                 camera['name'],
                 snapshot_path,
                 streaming_path,
                 camera_path,
-                                        auth_path)])
+                auth_path
+            )
+            tasks.append(device.async_read_sid())
+            devices.append(device)
+
+    yield from asyncio.gather(*tasks, loop=hass.loop)
+    hass.loop.create_task(async_add_devices(devices))
 
 
-def get_session_id(username, password, login_url, valid_cert):
+@asyncio.coroutine
+def get_session_id(hass, username, password, login_url, valid_cert):
     """Get a session id."""
-    auth_payload = {'api': AUTH_API,
+    auth_payload = {
+        'api': AUTH_API,
         'method': 'Login',
         'version': '2',
         'account': username,
         'passwd': password,
         'session': 'SurveillanceStation',
-                    'format': 'sid'}
+        'format': 'sid'
-    auth_req = requests.get(login_url,
+    }
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            auth_req = yield from hass.websession.get(
+                login_url,
                 params=auth_payload,
-                            verify=valid_cert,
+                verify_ssl=valid_cert
-                            timeout=TIMEOUT)
+            )
-    auth_resp = auth_req.json()
+    except asyncio.TimeoutError:
+        _LOGGER.error("Timeout on %s", login_url)
+        return False
+
+    auth_resp = yield from auth_req.json()
+    yield from auth_req.release()
+
     return auth_resp['data']['sid']
 
 
-# pylint: disable=too-many-instance-attributes
 class SynologyCamera(Camera):
     """An implementation of a Synology NAS based IP camera."""
 
-# pylint: disable=too-many-arguments
     def __init__(self, config, camera_id, camera_name,
                  snapshot_path, streaming_path, camera_path, auth_path):
         """Initialize a Synology Surveillance Station camera."""
@@ -142,80 +192,98 @@ class SynologyCamera(Camera):
         self._login_url = config.get(CONF_URL) + '/webapi/' + 'auth.cgi'
         self._camera_name = config.get(CONF_CAMERA_NAME)
         self._stream_id = config.get(CONF_STREAM_ID)
-        self._valid_cert = config.get(CONF_VALID_CERT)
+        self._valid_cert = config.get(CONF_VERIFY_SSL)
         self._camera_id = camera_id
         self._snapshot_path = snapshot_path
         self._streaming_path = streaming_path
         self._camera_path = camera_path
         self._auth_path = auth_path
+        self._session_id = None
 
-        self._session_id = get_session_id(self._username,
+    @asyncio.coroutine
+    def async_read_sid(self):
+        """Get a session id."""
+        self._session_id = yield from get_session_id(
+            self.hass,
+            self._username,
             self._password,
             self._login_url,
-                                          self._valid_cert)
+            self._valid_cert
-
+        )
-    def get_sid(self):
-        """Get a session id."""
-        auth_payload = {'api': AUTH_API,
-                        'method': 'Login',
-                        'version': '2',
-                        'account': self._username,
-                        'passwd': self._password,
-                        'session': 'SurveillanceStation',
-                        'format': 'sid'}
-        auth_req = requests.get(self._login_url,
-                                params=auth_payload,
-                                verify=self._valid_cert,
-                                timeout=TIMEOUT)
-        auth_resp = auth_req.json()
-        self._session_id = auth_resp['data']['sid']
 
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
-        image_url = SYNO_API_URL.format(self._synology_url,
+        image_url = SYNO_API_URL.format(
-                                        WEBAPI_PATH,
+            self._synology_url, WEBAPI_PATH, self._camera_path)
-                                        self._camera_path)
+
-        image_payload = {'api': CAMERA_API,
+        image_payload = {
+            'api': CAMERA_API,
             'method': 'GetSnapshot',
             'version': '1',
-                         'cameraId': self._camera_id}
+            'cameraId': self._camera_id
+        }
         try:
-            response = requests.get(image_url,
+            with async_timeout.timeout(TIMEOUT, loop=self.hass.loop):
+                response = yield from self.hass.websession.get(
+                    image_url,
                     params=image_payload,
-                                    timeout=TIMEOUT,
+                    verify_ssl=self._valid_cert,
-                                    verify=self._valid_cert,
+                    cookies={'id': self._session_id}
-                                    cookies={'id': self._session_id})
+                )
-        except requests.exceptions.RequestException as error:
+        except asyncio.TimeoutError:
-            _LOGGER.error('Error getting camera image: %s', error)
+            _LOGGER.error("Timeout on %s", image_url)
             return None
 
-        return response.content
+        image = yield from response.read()
+        yield from response.release()
 
-    def camera_stream(self):
+        return image
+
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Return a MJPEG stream image response directly from the camera."""
-        streaming_url = SYNO_API_URL.format(self._synology_url,
+        streaming_url = SYNO_API_URL.format(
-                                            WEBAPI_PATH,
+            self._synology_url, WEBAPI_PATH, self._streaming_path)
-                                            self._streaming_path)
+
-        streaming_payload = {'api': STREAMING_API,
+        streaming_payload = {
+            'api': STREAMING_API,
             'method': 'Stream',
             'version': '1',
             'cameraId': self._camera_id,
-                             'format': 'mjpeg'}
+            'format': 'mjpeg'
-        response = requests.get(streaming_url,
+        }
+        try:
+            with async_timeout.timeout(TIMEOUT, loop=self.hass.loop):
+                stream = yield from self.hass.websession.get(
+                    streaming_url,
                     payload=streaming_payload,
-                                stream=True,
+                    verify_ssl=self._valid_cert,
-                                timeout=TIMEOUT,
+                    cookies={'id': self._session_id}
-                                cookies={'id': self._session_id})
-        return response
-
-    def mjpeg_steam(self, response):
-        """Generate an HTTP MJPEG Stream from the Synology NAS."""
-        stream = self.camera_stream()
-        return response(
-            stream.iter_content(chunk_size=1024),
-            mimetype=stream.headers['CONTENT_TYPE_HEADER'],
-            direct_passthrough=True
                 )
+        except asyncio.TimeoutError:
+            raise HTTPGatewayTimeout()
+
+        response = web.StreamResponse()
+        response.content_type = stream.headers.get(CONTENT_TYPE_HEADER)
+        response.enable_chunked_encoding()
+
+        yield from response.prepare(request)
+
+        try:
+            while True:
+                data = yield from stream.content.read(102400)
+                if not data:
+                    break
+                response.write(data)
+        finally:
+            self.hass.loop.create_task(stream.release())
+            yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/climate/__init__.py

@@ -123,7 +123,6 @@ def set_aux_heat(hass, aux_heat, entity_id=None):
     hass.services.call(DOMAIN, SERVICE_SET_AUX_HEAT, data)
 
 
-# pylint: disable=too-many-arguments
 def set_temperature(hass, temperature=None, entity_id=None,
                     target_temp_high=None, target_temp_low=None,
                     operation_mode=None):
@@ -181,7 +180,6 @@ def set_swing_mode(hass, swing_mode, entity_id=None):
     hass.services.call(DOMAIN, SERVICE_SET_SWING_MODE, data)
 
 
-# pylint: disable=too-many-branches
 def setup(hass, config):
     """Setup climate devices."""
     component = EntityComponent(_LOGGER, DOMAIN, hass, SCAN_INTERVAL)
@@ -364,7 +362,7 @@ def setup(hass, config):
 class ClimateDevice(Entity):
     """Representation of a climate device."""
 
-    # pylint: disable=too-many-public-methods,no-self-use
+    # pylint: disable=no-self-use
     @property
     def state(self):
         """Return the current state."""

homeassistant/components/climate/demo.py

@@ -21,11 +21,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     ])
 
 
-# pylint: disable=too-many-arguments, too-many-public-methods
 class DemoClimate(ClimateDevice):
     """Representation of a demo climate device."""
 
-    # pylint: disable=too-many-instance-attributes
     def __init__(self, name, target_temperature, unit_of_measurement,
                  away, current_temperature, current_fan_mode,
                  target_humidity, current_humidity, current_swing_mode,

homeassistant/components/climate/ecobee.py

@@ -72,7 +72,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         schema=SET_FAN_MIN_ON_TIME_SCHEMA)
 
 
-# pylint: disable=too-many-public-methods, abstract-method
 class Thermostat(ClimateDevice):
     """A thermostat class for Ecobee."""
 

homeassistant/components/climate/eq3btsmart.py

@@ -42,7 +42,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(devices)
 
 
-# pylint: disable=too-many-instance-attributes, import-error, abstract-method
+# pylint: disable=import-error
 class EQ3BTSmartThermostat(ClimateDevice):
     """Representation of a eQ-3 Bluetooth Smart thermostat."""
 

homeassistant/components/climate/generic_thermostat.py

@@ -62,11 +62,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         target_temp, ac_mode, min_cycle_duration)])
 
 
-# pylint: disable=too-many-instance-attributes, abstract-method
 class GenericThermostat(ClimateDevice):
     """Representation of a GenericThermostat device."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, name, heater_entity_id, sensor_entity_id,
                  min_temp, max_temp, target_temp, ac_mode, min_cycle_duration):
         """Initialize the thermostat."""

homeassistant/components/climate/heatmiser.py

@@ -56,7 +56,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class HeatmiserV3Thermostat(ClimateDevice):
     """Representation of a HeatmiserV3 thermostat."""
 
-    # pylint: disable=too-many-instance-attributes, abstract-method
     def __init__(self, heatmiser, device, name, serport):
         """Initialize the thermostat."""
         self.heatmiser = heatmiser

homeassistant/components/climate/homematic.py

@@ -36,7 +36,6 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
     )
 
 
-# pylint: disable=abstract-method
 class HMThermostat(homematic.HMDevice, ClimateDevice):
     """Representation of a Homematic thermostat."""
 

homeassistant/components/climate/honeywell.py

@@ -100,7 +100,6 @@ def _setup_us(username, password, config, add_devices):
 class RoundThermostat(ClimateDevice):
     """Representation of a Honeywell Round Connected thermostat."""
 
-    # pylint: disable=too-many-instance-attributes, abstract-method
     def __init__(self, device, zone_id, master, away_temp):
         """Initialize the thermostat."""
         self.device = device
@@ -197,7 +196,6 @@ class RoundThermostat(ClimateDevice):
             self._is_dhw = False
 
 
-# pylint: disable=abstract-method
 class HoneywellUSThermostat(ClimateDevice):
     """Representation of a Honeywell US Thermostat."""
 

homeassistant/components/climate/mysensors.py

@@ -37,7 +37,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
             map_sv_types, devices, add_devices, MySensorsHVAC))
 
 
-# pylint: disable=too-many-arguments, too-many-public-methods
 class MySensorsHVAC(mysensors.MySensorsDeviceEntity, ClimateDevice):
     """Representation of a MySensorsHVAC hvac."""
 

homeassistant/components/climate/nest.py

@@ -5,8 +5,10 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/climate.nest/
 """
 import logging
+
 import voluptuous as vol
-import homeassistant.components.nest as nest
+
+from homeassistant.components.nest import DATA_NEST
 from homeassistant.components.climate import (
     STATE_AUTO, STATE_COOL, STATE_HEAT, ClimateDevice,
     PLATFORM_SCHEMA, ATTR_TARGET_TEMP_HIGH, ATTR_TARGET_TEMP_LOW,
@@ -26,11 +28,13 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the Nest thermostat."""
     temp_unit = hass.config.units.temperature_unit
-    add_devices([NestThermostat(structure, device, temp_unit)
+    add_devices(
-                 for structure, device in nest.devices()])
+        [NestThermostat(structure, device, temp_unit)
+         for structure, device in hass.data[DATA_NEST].devices()],
+        True
+    )
 
 
-# pylint: disable=abstract-method,too-many-public-methods
 class NestThermostat(ClimateDevice):
     """Representation of a Nest thermostat."""
 
@@ -54,18 +58,33 @@ class NestThermostat(ClimateDevice):
         if self.device.can_heat and self.device.can_cool:
             self._operation_list.append(STATE_AUTO)
 
+        # feature of device
+        self._has_humidifier = self.device.has_humidifier
+        self._has_dehumidifier = self.device.has_dehumidifier
+        self._has_fan = self.device.has_fan
+
+        # data attributes
+        self._away = None
+        self._location = None
+        self._name = None
+        self._humidity = None
+        self._target_humidity = None
+        self._target_temperature = None
+        self._temperature = None
+        self._mode = None
+        self._fan = None
+        self._away_temperature = None
+
     @property
     def name(self):
         """Return the name of the nest, if any."""
-        location = self.device.where
+        if self._location is None:
-        name = self.device.name
+            return self._name
-        if location is None:
-            return name
         else:
-            if name == '':
+            if self._name == '':
-                return location.capitalize()
+                return self._location.capitalize()
             else:
-                return location.capitalize() + '(' + name + ')'
+                return self._location.capitalize() + '(' + self._name + ')'
 
     @property
     def temperature_unit(self):
@@ -75,11 +94,11 @@ class NestThermostat(ClimateDevice):
     @property
     def device_state_attributes(self):
         """Return the device specific state attributes."""
-        if self.device.has_humidifier or self.device.has_dehumidifier:
+        if self._has_humidifier or self._has_dehumidifier:
             # Move these to Thermostat Device and make them global
             return {
-                "humidity": self.device.humidity,
+                "humidity": self._humidity,
-                "target_humidity": self.device.target_humidity,
+                "target_humidity": self._target_humidity,
             }
         else:
             # No way to control humidity not show setting
@@ -88,18 +107,18 @@ class NestThermostat(ClimateDevice):
     @property
     def current_temperature(self):
         """Return the current temperature."""
-        return self.device.temperature
+        return self._temperature
 
     @property
     def current_operation(self):
         """Return current operation ie. heat, cool, idle."""
-        if self.device.mode == 'cool':
+        if self._mode == 'cool':
             return STATE_COOL
-        elif self.device.mode == 'heat':
+        elif self._mode == 'heat':
             return STATE_HEAT
-        elif self.device.mode == 'range':
+        elif self._mode == 'range':
             return STATE_AUTO
-        elif self.device.mode == 'off':
+        elif self._mode == 'off':
             return STATE_OFF
         else:
             return STATE_UNKNOWN
@@ -107,37 +126,37 @@ class NestThermostat(ClimateDevice):
     @property
     def target_temperature(self):
         """Return the temperature we try to reach."""
-        if self.device.mode != 'range' and not self.is_away_mode_on:
+        if self._mode != 'range' and not self.is_away_mode_on:
-            return self.device.target
+            return self._target_temperature
         else:
             return None
 
     @property
     def target_temperature_low(self):
         """Return the lower bound temperature we try to reach."""
-        if self.is_away_mode_on and self.device.away_temperature[0]:
+        if self.is_away_mode_on and self._away_temperature[0]:
             # away_temperature is always a low, high tuple
-            return self.device.away_temperature[0]
+            return self._away_temperature[0]
-        if self.device.mode == 'range':
+        if self._mode == 'range':
-            return self.device.target[0]
+            return self._target_temperature[0]
         else:
             return None
 
     @property
     def target_temperature_high(self):
         """Return the upper bound temperature we try to reach."""
-        if self.is_away_mode_on and self.device.away_temperature[1]:
+        if self.is_away_mode_on and self._away_temperature[1]:
             # away_temperature is always a low, high tuple
-            return self.device.away_temperature[1]
+            return self._away_temperature[1]
-        if self.device.mode == 'range':
+        if self._mode == 'range':
-            return self.device.target[1]
+            return self._target_temperature[1]
         else:
             return None
 
     @property
     def is_away_mode_on(self):
         """Return if away mode is on."""
-        return self.structure.away
+        return self._away
 
     def set_temperature(self, **kwargs):
         """Set new target temperature."""
@@ -145,7 +164,7 @@ class NestThermostat(ClimateDevice):
         target_temp_high = kwargs.get(ATTR_TARGET_TEMP_HIGH)
         if target_temp_low is not None and target_temp_high is not None:
 
-            if self.device.mode == 'range':
+            if self._mode == 'range':
                 temp = (target_temp_low, target_temp_high)
         else:
             temp = kwargs.get(ATTR_TEMPERATURE)
@@ -179,9 +198,9 @@ class NestThermostat(ClimateDevice):
     @property
     def current_fan_mode(self):
         """Return whether the fan is on."""
-        if self.device.has_fan:
+        if self._has_fan:
             # Return whether the fan is on
-            return STATE_ON if self.device.fan else STATE_AUTO
+            return STATE_ON if self._fan else STATE_AUTO
         else:
             # No Fan available so disable slider
             return None
@@ -198,7 +217,7 @@ class NestThermostat(ClimateDevice):
     @property
     def min_temp(self):
         """Identify min_temp in Nest API or defaults if not available."""
-        temp = self.device.away_temperature.low
+        temp = self._away_temperature[0]
         if temp is None:
             return super().min_temp
         else:
@@ -207,12 +226,21 @@ class NestThermostat(ClimateDevice):
     @property
     def max_temp(self):
         """Identify max_temp in Nest API or defaults if not available."""
-        temp = self.device.away_temperature.high
+        temp = self._away_temperature[1]
         if temp is None:
             return super().max_temp
         else:
             return temp
 
     def update(self):
-        """Python-nest has its own mechanism for staying up to date."""
+        """Cache value from Python-nest."""
-        pass
+        self._location = self.device.where
+        self._name = self.device.name
+        self._humidity = self.device.humidity,
+        self._target_humidity = self.device.target_humidity,
+        self._temperature = self.device.temperature
+        self._mode = self.device.mode
+        self._target_temperature = self.device.target
+        self._fan = self.device.fan
+        self._away = self.structure.away
+        self._away_temperature = self.device.away_temperature

homeassistant/components/climate/netatmo.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
         return None
 
 
-# pylint: disable=abstract-method
 class NetatmoThermostat(ClimateDevice):
     """Representation a Netatmo thermostat."""
 

homeassistant/components/climate/proliphix.py

@@ -36,7 +36,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([ProliphixThermostat(pdp)])
 
 
-# pylint: disable=abstract-method
 class ProliphixThermostat(ClimateDevice):
     """Representation a Proliphix thermostat."""
 

homeassistant/components/climate/radiotherm.py

@@ -6,7 +6,6 @@ https://home-assistant.io/components/climate.radiotherm/
 """
 import datetime
 import logging
-from urllib.error import URLError
 
 import voluptuous as vol
 
@@ -52,14 +51,13 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         try:
             tstat = radiotherm.get_thermostat(host)
             tstats.append(RadioThermostat(tstat, hold_temp))
-        except (URLError, OSError):
+        except OSError:
             _LOGGER.exception("Unable to connect to Radio Thermostat: %s",
                               host)
 
     add_devices(tstats)
 
 
-# pylint: disable=abstract-method
 class RadioThermostat(ClimateDevice):
     """Representation of a Radio Thermostat."""
 

homeassistant/components/climate/vera.py

@@ -8,7 +8,10 @@ import logging
 
 from homeassistant.util import convert
 from homeassistant.components.climate import ClimateDevice
-from homeassistant.const import TEMP_FAHRENHEIT, ATTR_TEMPERATURE
+from homeassistant.const import (
+    TEMP_FAHRENHEIT,
+    TEMP_CELSIUS,
+    ATTR_TEMPERATURE)
 
 from homeassistant.components.vera import (
     VeraDevice, VERA_DEVICES, VERA_CONTROLLER)
@@ -28,7 +31,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         device in VERA_DEVICES['climate'])
 
 
-# pylint: disable=abstract-method
 class VeraThermostat(VeraDevice, ClimateDevice):
     """Representation of a Vera Thermostat."""
 
@@ -95,8 +97,14 @@ class VeraThermostat(VeraDevice, ClimateDevice):
     @property
     def temperature_unit(self):
         """Return the unit of measurement."""
+        vera_temp_units = (
+            self.vera_device.vera_controller.temperature_units)
+
+        if vera_temp_units == 'F':
             return TEMP_FAHRENHEIT
 
+        return TEMP_CELSIUS
+
     @property
     def current_temperature(self):
         """Return the current temperature."""

homeassistant/components/climate/zwave.py

@@ -69,11 +69,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
                   discovery_info, zwave.NETWORK)
 
 
-# pylint: disable=abstract-method
 class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
     """Represents a ZWave Climate device."""
 
-    # pylint: disable=too-many-instance-attributes
     def __init__(self, value, temp_unit):
         """Initialize the zwave climate device."""
         from openzwave.network import ZWaveNetwork
@@ -84,6 +82,7 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
         self._current_temperature = None
         self._current_operation = None
         self._operation_list = None
+        self._operating_state = None
         self._current_fan_mode = None
         self._fan_list = None
         self._current_swing_mode = None
@@ -182,6 +181,11 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
             _LOGGER.debug("Device can't set setpoint based on operation mode."
                           " Defaulting to index=1")
             self._target_temperature = int(value.data)
+        # Operating state
+        for value in (self._node.get_values(
+                class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_OPERATING_STATE)
+                      .values()):
+            self._operating_state = value.data
 
     @property
     def should_poll(self):
@@ -323,3 +327,13 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
                    value.index == 33:
                     value.data = bytes(swing_mode, 'utf-8')
                     break
+
+    @property
+    def device_state_attributes(self):
+        """Return the device specific state attributes."""
+        if self._operating_state:
+            return {
+                "operating_state": self._operating_state,
+            }
+        else:
+            return {}

homeassistant/components/configurator.py

@@ -8,7 +8,8 @@ the user has submitted configuration information.
 """
 import logging
 
-from homeassistant.const import EVENT_TIME_CHANGED, ATTR_FRIENDLY_NAME
+from homeassistant.const import EVENT_TIME_CHANGED, ATTR_FRIENDLY_NAME, \
+    ATTR_ENTITY_PICTURE
 from homeassistant.helpers.entity import generate_entity_id
 
 _INSTANCES = {}
@@ -33,10 +34,10 @@ STATE_CONFIGURE = 'configure'
 STATE_CONFIGURED = 'configured'
 
 
-# pylint: disable=too-many-arguments
 def request_config(
         hass, name, callback, description=None, description_image=None,
-        submit_caption=None, fields=None, link_name=None, link_url=None):
+        submit_caption=None, fields=None, link_name=None, link_url=None,
+        entity_picture=None):
     """Create a new request for configuration.
 
     Will return an ID to be used for sequent calls.
@@ -46,7 +47,7 @@ def request_config(
     request_id = instance.request_config(
         name, callback,
         description, description_image, submit_caption,
-        fields, link_name, link_url)
+        fields, link_name, link_url, entity_picture)
 
     _REQUESTS[request_id] = instance
 
@@ -100,11 +101,10 @@ class Configurator(object):
         hass.services.register(
             DOMAIN, SERVICE_CONFIGURE, self.handle_service_call)
 
-    # pylint: disable=too-many-arguments
     def request_config(
             self, name, callback,
             description, description_image, submit_caption,
-            fields, link_name, link_url):
+            fields, link_name, link_url, entity_picture):
         """Setup a request for configuration."""
         entity_id = generate_entity_id(ENTITY_ID_FORMAT, name, hass=self.hass)
 
@@ -119,6 +119,7 @@ class Configurator(object):
             ATTR_CONFIGURE_ID: request_id,
             ATTR_FIELDS: fields,
             ATTR_FRIENDLY_NAME: name,
+            ATTR_ENTITY_PICTURE: entity_picture,
         }
 
         data.update({

homeassistant/components/cover/command_line.py

@@ -60,11 +60,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class CommandCover(CoverDevice):
     """Representation a command line cover."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, name, command_open, command_close, command_stop,
                  command_state, value_template):
         """Initialize the cover."""

homeassistant/components/cover/demo.py

@@ -20,7 +20,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class DemoCover(CoverDevice):
     """Representation of a demo cover."""
 
-    # pylint: disable=no-self-use, too-many-instance-attributes
+    # pylint: disable=no-self-use
     def __init__(self, hass, name, position=None, tilt_position=None):
         """Initialize the cover."""
         self.hass = hass

homeassistant/components/cover/garadget.py

@@ -0,0 +1,275 @@
+"""
+Platform for the garadget cover component.
+
+For more details about this platform, please refer to the documentation
+https://home-assistant.io/components/garadget/
+"""
+import logging
+
+import voluptuous as vol
+
+import requests
+
+from homeassistant.components.cover import CoverDevice, PLATFORM_SCHEMA
+from homeassistant.helpers.event import track_utc_time_change
+from homeassistant.const import CONF_DEVICE, CONF_USERNAME, CONF_PASSWORD,\
+    CONF_ACCESS_TOKEN, CONF_NAME, STATE_UNKNOWN, STATE_CLOSED, STATE_OPEN,\
+    CONF_COVERS
+import homeassistant.helpers.config_validation as cv
+
+DEFAULT_NAME = 'Garadget'
+
+ATTR_SIGNAL_STRENGTH = "wifi signal strength (dB)"
+ATTR_TIME_IN_STATE = "time in state"
+ATTR_SENSOR_STRENGTH = "sensor reflection rate"
+ATTR_AVAILABLE = "available"
+
+STATE_OPENING = "opening"
+STATE_CLOSING = "closing"
+STATE_STOPPED = "stopped"
+STATE_OFFLINE = "offline"
+
+STATES_MAP = {
+    "open": STATE_OPEN,
+    "opening": STATE_OPENING,
+    "closed": STATE_CLOSED,
+    "closing": STATE_CLOSING,
+    "stopped": STATE_STOPPED
+}
+
+
+# Validation of the user's configuration
+COVER_SCHEMA = vol.Schema({
+    vol.Optional(CONF_DEVICE): cv.string,
+    vol.Optional(CONF_USERNAME): cv.string,
+    vol.Optional(CONF_PASSWORD): cv.string,
+    vol.Optional(CONF_ACCESS_TOKEN): cv.string,
+    vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string
+})
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_COVERS): vol.Schema({cv.slug: COVER_SCHEMA}),
+})
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Setup the Demo covers."""
+    covers = []
+    devices = config.get(CONF_COVERS, {})
+
+    _LOGGER.debug(devices)
+
+    for device_id, device_config in devices.items():
+        args = {
+            "name": device_config.get(CONF_NAME),
+            "device_id": device_config.get(CONF_DEVICE, device_id),
+            "username": device_config.get(CONF_USERNAME),
+            "password": device_config.get(CONF_PASSWORD),
+            "access_token": device_config.get(CONF_ACCESS_TOKEN)
+        }
+
+        covers.append(GaradgetCover(hass, args))
+
+    add_devices(covers)
+
+
+class GaradgetCover(CoverDevice):
+    """Representation of a demo cover."""
+
+    # pylint: disable=no-self-use, too-many-instance-attributes
+    def __init__(self, hass, args):
+        """Initialize the cover."""
+        self.particle_url = 'https://api.particle.io'
+        self.hass = hass
+        self._name = args['name']
+        self.device_id = args['device_id']
+        self.access_token = args['access_token']
+        self.obtained_token = False
+        self._username = args['username']
+        self._password = args['password']
+        self._state = STATE_UNKNOWN
+        self.time_in_state = None
+        self.signal = None
+        self.sensor = None
+        self._unsub_listener_cover = None
+        self._available = True
+
+        if self.access_token is None:
+            self.access_token = self.get_token()
+            self._obtained_token = True
+
+        # Lets try to get the configured name if not provided.
+        try:
+            if self._name is None:
+                doorconfig = self._get_variable("doorConfig")
+                if doorconfig["nme"] is not None:
+                    self._name = doorconfig["nme"]
+            self.update()
+        except requests.exceptions.ConnectionError as ex:
+            _LOGGER.error('Unable to connect to server: %(reason)s',
+                          dict(reason=ex))
+            self._state = STATE_OFFLINE
+            self._available = False
+            self._name = DEFAULT_NAME
+        except KeyError as ex:
+            _LOGGER.warning('Garadget device %(device)s seems to be offline',
+                            dict(device=self.device_id))
+            self._name = DEFAULT_NAME
+            self._state = STATE_OFFLINE
+            self._available = False
+
+    def __del__(self):
+        """Try to remove token."""
+        if self._obtained_token is True:
+            if self.access_token is not None:
+                self.remove_token()
+
+    @property
+    def name(self):
+        """Return the name of the cover."""
+        return self._name
+
+    @property
+    def should_poll(self):
+        """No polling needed for a demo cover."""
+        return True
+
+    @property
+    def available(self):
+        """Return True if entity is available."""
+        return self._available
+
+    @property
+    def device_state_attributes(self):
+        """Return the device state attributes."""
+        data = {}
+
+        if self.signal is not None:
+            data[ATTR_SIGNAL_STRENGTH] = self.signal
+
+        if self.time_in_state is not None:
+            data[ATTR_TIME_IN_STATE] = self.time_in_state
+
+        if self.sensor is not None:
+            data[ATTR_SENSOR_STRENGTH] = self.sensor
+
+        if self.access_token is not None:
+            data[CONF_ACCESS_TOKEN] = self.access_token
+
+        return data
+
+    @property
+    def is_closed(self):
+        """Return if the cover is closed."""
+        if self._state == STATE_UNKNOWN:
+            return None
+        else:
+            return self._state == STATE_CLOSED
+
+    def get_token(self):
+        """Get new token for usage during this session."""
+        args = {
+            'grant_type': 'password',
+            'username': self._username,
+            'password': self._password
+        }
+        url = '{}/oauth/token'.format(self.particle_url)
+        ret = requests.post(url,
+                            auth=('particle', 'particle'),
+                            data=args)
+
+        return ret.json()['access_token']
+
+    def remove_token(self):
+        """Remove authorization token from API."""
+        ret = requests.delete('{}/v1/access_tokens/{}'.format(
+            self.particle_url,
+            self.access_token),
+                              auth=(self._username, self._password))
+        return ret.text
+
+    def _start_watcher(self, command):
+        """Start watcher."""
+        _LOGGER.debug("Starting Watcher for command: %s ", command)
+        if self._unsub_listener_cover is None:
+            self._unsub_listener_cover = track_utc_time_change(
+                self.hass, self._check_state)
+
+    def _check_state(self, now):
+        """Check the state of the service during an operation."""
+        self.update()
+        self.update_ha_state()
+
+    def close_cover(self):
+        """Close the cover."""
+        if self._state not in ["close", "closing"]:
+            ret = self._put_command("setState", "close")
+            self._start_watcher('close')
+            return ret.get('return_value') == 1
+
+    def open_cover(self):
+        """Open the cover."""
+        if self._state not in ["open", "opening"]:
+            ret = self._put_command("setState", "open")
+            self._start_watcher('open')
+            return ret.get('return_value') == 1
+
+    def stop_cover(self):
+        """Stop the door where it is."""
+        if self._state not in ["stopped"]:
+            ret = self._put_command("setState", "stop")
+            self._start_watcher('stop')
+            return ret['return_value'] == 1
+
+    def update(self):
+        """Get updated status from API."""
+        try:
+            status = self._get_variable("doorStatus")
+            _LOGGER.debug("Current Status: %s", status['status'])
+            self._state = STATES_MAP.get(status['status'], STATE_UNKNOWN)
+            self.time_in_state = status['time']
+            self.signal = status['signal']
+            self.sensor = status['sensor']
+            self._availble = True
+        except requests.exceptions.ConnectionError as ex:
+            _LOGGER.error('Unable to connect to server: %(reason)s',
+                          dict(reason=ex))
+            self._state = STATE_OFFLINE
+        except KeyError as ex:
+            _LOGGER.warning('Garadget device %(device)s seems to be offline',
+                            dict(device=self.device_id))
+            self._state = STATE_OFFLINE
+
+        if self._state not in [STATE_CLOSING, STATE_OPENING]:
+            if self._unsub_listener_cover is not None:
+                self._unsub_listener_cover()
+                self._unsub_listener_cover = None
+
+    def _get_variable(self, var):
+        """Get latest status."""
+        url = '{}/v1/devices/{}/{}?access_token={}'.format(
+            self.particle_url,
+            self.device_id,
+            var,
+            self.access_token,
+            )
+        ret = requests.get(url)
+        result = {}
+        for pairs in ret.json()['result'].split('|'):
+            key = pairs.split('=')
+            result[key[0]] = key[1]
+        return result
+
+    def _put_command(self, func, arg=None):
+        """Send commands to API."""
+        params = {'access_token': self.access_token}
+        if arg:
+            params['command'] = arg
+        url = '{}/v1/devices/{}/{}'.format(
+            self.particle_url,
+            self.device_id,
+            func)
+        ret = requests.post(url, data=params)
+        return ret.json()

homeassistant/components/cover/homematic.py

@@ -31,7 +31,6 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
     )
 
 
-# pylint: disable=abstract-method
 class HMCover(homematic.HMDevice, CoverDevice):
     """Represents a Homematic Cover in Home Assistant."""
 

homeassistant/components/cover/mqtt.py

@@ -67,7 +67,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class MqttCover(CoverDevice):
     """Representation of a cover that can be controlled using MQTT."""
 

homeassistant/components/cover/rfxtrx.py

@@ -40,7 +40,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         rfxtrx.RECEIVED_EVT_SUBSCRIBERS.append(cover_update)
 
 
-# pylint: disable=abstract-method
 class RfxtrxCover(rfxtrx.RfxtrxDevice, CoverDevice):
     """Representation of an rfxtrx cover."""
 

homeassistant/components/cover/rpi_gpio.py

@@ -63,11 +63,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=abstract-method
 class RPiGPIOCover(CoverDevice):
     """Representation of a Raspberry GPIO cover."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, name, relay_pin, state_pin, state_pull_mode,
                  relay_time):
         """Initialize the cover."""

homeassistant/components/cover/scsgate.py

@@ -45,7 +45,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class SCSGateCover(CoverDevice):
     """Representation of SCSGate cover."""
 

homeassistant/components/cover/vera.py

@@ -15,14 +15,13 @@ DEPENDENCIES = ['vera']
 _LOGGER = logging.getLogger(__name__)
 
 
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Find and return Vera covers."""
-    add_devices_callback(
+    add_devices(
         VeraCover(device, VERA_CONTROLLER) for
         device in VERA_DEVICES['cover'])
 
 
-# pylint: disable=abstract-method
 class VeraCover(VeraDevice, CoverDevice):
     """Represents a Vera Cover in Home Assistant."""
 

homeassistant/components/cover/zwave.py

@@ -32,14 +32,16 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     node = zwave.NETWORK.nodes[discovery_info[zwave.const.ATTR_NODE_ID]]
     value = node.values[discovery_info[zwave.const.ATTR_VALUE_ID]]
 
-    if node.has_command_class(zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL) \
+    if (value.command_class == zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL
-            and value.index == 0:
+            and value.index == 0):
         value.set_change_verified(False)
         add_devices([ZwaveRollershutter(value)])
-    elif node.has_command_class(zwave.const.COMMAND_CLASS_SWITCH_BINARY) or \
+    elif value.node.specific == zwave.const.GENERIC_TYPE_ENTRY_CONTROL:
-            node.has_command_class(zwave.const.COMMAND_CLASS_BARRIER_OPERATOR):
+        if (value.command_class == zwave.const.COMMAND_CLASS_SWITCH_BINARY or
-        if value.type != zwave.const.TYPE_BOOL and \
+                value.command_class ==
-           value.genre != zwave.const.GENRE_USER:
+                zwave.const.COMMAND_CLASS_BARRIER_OPERATOR):
+            if (value.type != zwave.const.TYPE_BOOL and
+                    value.genre != zwave.const.GENRE_USER):
                 return
             value.set_change_verified(False)
             add_devices([ZwaveGarageDoor(value)])
@@ -122,7 +124,7 @@ class ZwaveRollershutter(zwave.ZWaveDeviceEntity, CoverDevice):
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
                'Open' or value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
-               'Down':
+               'Up':
                 self._lozwmgr.pressButton(value.value_id)
                 break
 
@@ -132,7 +134,7 @@ class ZwaveRollershutter(zwave.ZWaveDeviceEntity, CoverDevice):
                 class_id=zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL).values():
             if value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
-               'Up' or value.command_class == \
+               'Down' or value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
                'Close':
                 self._lozwmgr.pressButton(value.value_id)

homeassistant/components/device_sun_light_trigger.py

@@ -41,7 +41,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=too-many-locals
 def setup(hass, config):
     """The triggers to turn lights on or off based on device presence."""
     logger = logging.getLogger(__name__)

homeassistant/components/device_tracker/__init__.py

@@ -4,8 +4,6 @@ Provide functionality to keep track of devices.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/device_tracker/
 """
-# pylint: disable=too-many-instance-attributes, too-many-arguments
-# pylint: disable=too-many-locals
 import asyncio
 from datetime import timedelta
 import logging
@@ -14,7 +12,6 @@ import threading
 from typing import Any, Sequence, Callable
 
 import voluptuous as vol
-import yaml
 
 from homeassistant.bootstrap import (
     prepare_setup_platform, log_exception)
@@ -29,6 +26,7 @@ import homeassistant.helpers.config_validation as cv
 import homeassistant.util as util
 from homeassistant.util.async import run_coroutine_threadsafe
 import homeassistant.util.dt as dt_util
+from homeassistant.util.yaml import dump
 
 from homeassistant.helpers.event import track_utc_time_change
 from homeassistant.const import (
@@ -57,6 +55,8 @@ DEFAULT_SCAN_INTERVAL = 12
 CONF_AWAY_HIDE = 'hide_if_away'
 DEFAULT_AWAY_HIDE = False
 
+EVENT_NEW_DEVICE = 'device_tracker_new_device'
+
 SERVICE_SEE = 'see'
 
 ATTR_MAC = 'mac'
@@ -88,7 +88,6 @@ def is_on(hass: HomeAssistantType, entity_id: str=None):
     return hass.states.is_state(entity, STATE_HOME)
 
 
-# pylint: disable=too-many-arguments
 def see(hass: HomeAssistantType, mac: str=None, dev_id: str=None,
         host_name: str=None, location_name: str=None,
         gps: GPSType=None, gps_accuracy=None,
@@ -103,8 +102,7 @@ def see(hass: HomeAssistantType, mac: str=None, dev_id: str=None,
              (ATTR_GPS_ACCURACY, gps_accuracy),
              (ATTR_BATTERY, battery)) if value is not None}
     if attributes:
-        for key, value in attributes:
+        data[ATTR_ATTRIBUTES] = attributes
-            data[key] = value
     hass.services.call(DOMAIN, SERVICE_SEE, data)
 
 
@@ -115,7 +113,7 @@ def setup(hass: HomeAssistantType, config: ConfigType):
     try:
         conf = config.get(DOMAIN, [])
     except vol.Invalid as ex:
-        log_exception(ex, DOMAIN, config)
+        log_exception(ex, DOMAIN, config, hass)
         return False
     else:
         conf = conf[0] if len(conf) > 0 else {}
@@ -240,9 +238,12 @@ class DeviceTracker(object):
 
             device.seen(host_name, location_name, gps, gps_accuracy, battery,
                         attributes)
+
             if device.track:
                 device.update_ha_state()
 
+            self.hass.bus.async_fire(EVENT_NEW_DEVICE, device)
+
             # During init, we ignore the group
             if self.group is not None:
                 self.group.update_tracked_entity_ids(
@@ -432,7 +433,7 @@ def load_config(path: str, hass: HomeAssistantType, consider_home: timedelta):
                 device = dev_schema(device)
                 device['dev_id'] = cv.slugify(dev_id)
             except vol.Invalid as exp:
-                log_exception(exp, dev_id, devices)
+                log_exception(exp, dev_id, devices, hass)
             else:
                 result.append(Device(hass, **device))
         return result
@@ -468,8 +469,6 @@ def setup_scanner_platform(hass: HomeAssistantType, config: ConfigType,
 def update_config(path: str, dev_id: str, device: Device):
     """Add device to YAML configuration file."""
     with open(path, 'a') as out:
-        out.write('\n')
-
         device = {device.dev_id: {
             'name': device.name,
             'mac': device.mac,
@@ -477,7 +476,8 @@ def update_config(path: str, dev_id: str, device: Device):
             'track': device.track,
             CONF_AWAY_HIDE: device.away_hide
         }}
-        yaml.dump(device, out, default_flow_style=False)
+        out.write('\n')
+        out.write(dump(device))
 
 
 def get_gravatar_for_email(email: str):

homeassistant/components/device_tracker/asuswrt.py

@@ -90,9 +90,7 @@ AsusWrtResult = namedtuple('AsusWrtResult', 'neighbors leases arp')
 class AsusWrtDeviceScanner(object):
     """This class queries a router running ASUSWRT firmware."""
 
-    # pylint: disable=too-many-instance-attributes, too-many-branches
     # Eighth attribute needed for mode (AP mode vs router mode)
-
     def __init__(self, config):
         """Initialize the scanner."""
         self.host = config[CONF_HOST]

homeassistant/components/device_tracker/automatic.py

@@ -60,8 +60,6 @@ def setup_scanner(hass, config: dict, see):
     return True
 
 
-# pylint: disable=too-many-instance-attributes
-# pylint: disable=too-few-public-methods
 class AutomaticDeviceScanner(object):
     """A class representing an Automatic device."""
 

homeassistant/components/device_tracker/bbox.py

@@ -7,15 +7,16 @@ https://home-assistant.io/components/device_tracker.bbox/
 from collections import namedtuple
 import logging
 from datetime import timedelta
+
 import homeassistant.util.dt as dt_util
 from homeassistant.components.device_tracker import DOMAIN
 from homeassistant.util import Throttle
 
-# Return cached results if last scan was less then this time ago
+REQUIREMENTS = ['pybbox==0.0.5-alpha']
-MIN_TIME_BETWEEN_SCANS = timedelta(seconds=60)
 
 _LOGGER = logging.getLogger(__name__)
-REQUIREMENTS = ['pybbox==0.0.5-alpha']
+
+MIN_TIME_BETWEEN_SCANS = timedelta(seconds=60)
 
 
 def get_scanner(hass, config):
@@ -36,7 +37,7 @@ class BboxDeviceScanner(object):
         self.last_results = []  # type: List[Device]
 
         self.success_init = self._update_info()
-        _LOGGER.info('Bbox scanner initialized')
+        _LOGGER.info("Bbox scanner initialized")
 
     def scan_devices(self):
         """Scan for new devices and return a list with found device IDs."""
@@ -60,7 +61,7 @@ class BboxDeviceScanner(object):
 
         Returns boolean if scanning successful.
         """
-        _LOGGER.info('Scanning')
+        _LOGGER.info("Scanning...")
 
         import pybbox
 
@@ -78,5 +79,5 @@ class BboxDeviceScanner(object):
 
         self.last_results = last_results
 
-        _LOGGER.info('Bbox scan successful')
+        _LOGGER.info("Bbox scan successful")
         return True

homeassistant/components/device_tracker/ddwrt.py

@@ -35,12 +35,12 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 # pylint: disable=unused-argument
 def get_scanner(hass, config):
     """Validate the configuration and return a DD-WRT scanner."""
-    scanner = DdWrtDeviceScanner(config[DOMAIN])
+    try:
-
+        return DdWrtDeviceScanner(config[DOMAIN])
-    return scanner if scanner.success_init else None
+    except ConnectionError:
+        return None
 
 
-# pylint: disable=too-many-instance-attributes
 class DdWrtDeviceScanner(object):
     """This class queries a wireless router running DD-WRT firmware."""
 
@@ -53,13 +53,13 @@ class DdWrtDeviceScanner(object):
         self.lock = threading.Lock()
 
         self.last_results = {}
-
         self.mac2name = {}
 
         # Test the router is accessible
         url = 'http://{}/Status_Wireless.live.asp'.format(self.host)
         data = self.get_ddwrt_data(url)
-        self.success_init = data is not None
+        if not data:
+            raise ConnectionError('Cannot connect to DD-Wrt router')
 
     def scan_devices(self):
         """Scan for new devices and return a list with found device IDs."""
@@ -83,14 +83,15 @@ class DdWrtDeviceScanner(object):
                 if not dhcp_leases:
                     return None
 
-                # Remove leading and trailing single quotes.
+                # Remove leading and trailing quotes and spaces
-                cleaned_str = dhcp_leases.strip().strip('"')
+                cleaned_str = dhcp_leases.replace(
-                elements = cleaned_str.split('","')
+                    "\"", "").replace("\'", "").replace(" ", "")
-                num_clients = int(len(elements)/5)
+                elements = cleaned_str.split(',')
+                num_clients = int(len(elements) / 5)
                 self.mac2name = {}
                 for idx in range(0, num_clients):
-                    # This is stupid but the data is a single array
+                    # The data is a single array
-                    # every 5 elements represents one hosts, the MAC
+                    # every 5 elements represents one host, the MAC
                     # is the third element and the name is the first.
                     mac_index = (idx * 5) + 2
                     if mac_index < len(elements):
@@ -105,9 +106,6 @@ class DdWrtDeviceScanner(object):
 
         Return boolean if scanning successful.
         """
-        if not self.success_init:
-            return False
-
         with self.lock:
             _LOGGER.info('Checking ARP')
 
@@ -123,11 +121,8 @@ class DdWrtDeviceScanner(object):
             if not active_clients:
                 return False
 
-            # This is really lame, instead of using JSON the DD-WRT UI
+            # The DD-WRT UI uses its own data format and then
-            # uses its own data format for some reason and then
+            # regex's out values so this is done here too
-            # regex's out values so I guess I have to do the same,
-            # LAME!!!
-
             # Remove leading and trailing single quotes.
             clean_str = active_clients.strip().strip("'")
             elements = clean_str.split("','")

homeassistant/components/device_tracker/fritz.py

@@ -38,7 +38,6 @@ def get_scanner(hass, config):
     return scanner if scanner.success_init else None
 
 
-# pylint: disable=too-many-instance-attributes
 class FritzBoxScanner(object):
     """This class queries a FRITZ!Box router."""
 

homeassistant/components/device_tracker/icloud.py

@@ -1,100 +1,427 @@
 """
-Support for iCloud connected devices.
+Platform that supports scanning iCloud.
 
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/device_tracker.icloud/
 """
 import logging
+import random
+import os
+
 import voluptuous as vol
 
-from homeassistant.const import (CONF_PASSWORD, CONF_USERNAME,
+from homeassistant.const import CONF_USERNAME, CONF_PASSWORD
-                                 EVENT_HOMEASSISTANT_START)
+from homeassistant.components.device_tracker import (
+    PLATFORM_SCHEMA, DOMAIN, ATTR_ATTRIBUTES, ENTITY_ID_FORMAT)
+from homeassistant.components.zone import active_zone
 from homeassistant.helpers.event import track_utc_time_change
+import homeassistant.helpers.config_validation as cv
 from homeassistant.util import slugify
-from homeassistant.components.device_tracker import (ENTITY_ID_FORMAT,
+import homeassistant.util.dt as dt_util
-                                                     PLATFORM_SCHEMA)
+from homeassistant.util.location import distance
+from homeassistant.loader import get_component
 
 _LOGGER = logging.getLogger(__name__)
 
 REQUIREMENTS = ['pyicloud==0.9.1']
 
-CONF_INTERVAL = 'interval'
+CONF_IGNORED_DEVICES = 'ignored_devices'
-KEEPALIVE_INTERVAL = 4
+CONF_ACCOUNTNAME = 'account_name'
+
+# entity attributes
+ATTR_ACCOUNTNAME = 'account_name'
+ATTR_INTERVAL = 'interval'
+ATTR_DEVICENAME = 'device_name'
+ATTR_BATTERY = 'battery'
+ATTR_DISTANCE = 'distance'
+ATTR_DEVICESTATUS = 'device_status'
+ATTR_LOWPOWERMODE = 'low_power_mode'
+ATTR_BATTERYSTATUS = 'battery_status'
+
+ICLOUDTRACKERS = {}
+
+_CONFIGURING = {}
+
+DEVICESTATUSSET = ['features', 'maxMsgChar', 'darkWake', 'fmlyShare',
+                   'deviceStatus', 'remoteLock', 'activationLocked',
+                   'deviceClass', 'id', 'deviceModel', 'rawDeviceModel',
+                   'passcodeLength', 'canWipeAfterLock', 'trackingInfo',
+                   'location', 'msg', 'batteryLevel', 'remoteWipe',
+                   'thisDevice', 'snd', 'prsId', 'wipeInProgress',
+                   'lowPowerMode', 'lostModeEnabled', 'isLocating',
+                   'lostModeCapable', 'mesg', 'name', 'batteryStatus',
+                   'lockedTimestamp', 'lostTimestamp', 'locationCapable',
+                   'deviceDisplayName', 'lostDevice', 'deviceColor',
+                   'wipedTimestamp', 'modelDisplayName', 'locationEnabled',
+                   'isMac', 'locFoundEnabled']
+
+DEVICESTATUSCODES = {'200': 'online', '201': 'offline', '203': 'pending',
+                     '204': 'unregistered'}
+
+SERVICE_SCHEMA = vol.Schema({
+    vol.Optional(ATTR_ACCOUNTNAME): vol.All(cv.ensure_list, [cv.slugify]),
+    vol.Optional(ATTR_DEVICENAME): cv.slugify,
+    vol.Optional(ATTR_INTERVAL): cv.positive_int,
+})
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
-    vol.Required(CONF_USERNAME): vol.Coerce(str),
+    vol.Required(CONF_USERNAME): cv.string,
-    vol.Required(CONF_PASSWORD): vol.Coerce(str),
+    vol.Required(CONF_PASSWORD): cv.string,
-    vol.Optional(CONF_INTERVAL, default=8): vol.All(vol.Coerce(int),
+    vol.Optional(ATTR_ACCOUNTNAME): cv.slugify,
-                                                    vol.Range(min=1))
+})
-    })
 
 
-def setup_scanner(hass, config, see):
+def setup_scanner(hass, config: dict, see):
-    """Setup the iCloud Scanner."""
+    """Set up the iCloud Scanner."""
-    from pyicloud import PyiCloudService
+    username = config.get(CONF_USERNAME)
-    from pyicloud.exceptions import PyiCloudFailedLoginException
+    password = config.get(CONF_PASSWORD)
-    from pyicloud.exceptions import PyiCloudNoDevicesException
+    account = config.get(CONF_ACCOUNTNAME, slugify(username.partition('@')[0]))
-    logging.getLogger("pyicloud.base").setLevel(logging.WARNING)
 
-    username = config[CONF_USERNAME]
+    icloudaccount = Icloud(hass, username, password, account, see)
-    password = config[CONF_PASSWORD]
 
-    try:
+    if icloudaccount.api is not None:
-        _LOGGER.info('Logging into iCloud Account')
+        ICLOUDTRACKERS[account] = icloudaccount
-        # Attempt the login to iCloud
+
-        api = PyiCloudService(username, password, verify=True)
+    else:
-    except PyiCloudFailedLoginException as error:
+        _LOGGER.error("No ICLOUDTRACKERS added")
-        _LOGGER.exception('Error logging into iCloud Service: %s', error)
         return False
 
-    def keep_alive(now):
+    def lost_iphone(call):
-        """Keep authenticating iCloud connection.
+        """Call the lost iphone function if the device is found."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        devicename = call.data.get(ATTR_DEVICENAME)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].lost_iphone(devicename)
+    hass.services.register(DOMAIN, 'icloud_lost_iphone', lost_iphone,
+                           schema=SERVICE_SCHEMA)
 
-        The session timeouts if we are not using it so we
+    def update_icloud(call):
-        have to re-authenticate & this will send an email.
+        """Call the update function of an icloud account."""
-        """
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
-        api.authenticate()
+        devicename = call.data.get(ATTR_DEVICENAME)
-        _LOGGER.info("Authenticate against iCloud")
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].update_icloud(devicename)
+    hass.services.register(DOMAIN, 'icloud_update', update_icloud,
+                           schema=SERVICE_SCHEMA)
 
-    seen_devices = {}
+    def reset_account_icloud(call):
+        """Reset an icloud account."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].reset_account_icloud()
+    hass.services.register(DOMAIN, 'icloud_reset_account',
+                           reset_account_icloud, schema=SERVICE_SCHEMA)
+
+    def setinterval(call):
+        """Call the update function of an icloud account."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        interval = call.data.get(ATTR_INTERVAL)
+        devicename = call.data.get(ATTR_DEVICENAME)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].setinterval(interval, devicename)
+
+    hass.services.register(DOMAIN, 'icloud_set_interval', setinterval,
+                           schema=SERVICE_SCHEMA)
+
+    # Tells the bootstrapper that the component was successfully initialized
+    return True
+
+
+class Icloud(object):
+    """Represent an icloud account in Home Assistant."""
+
+    def __init__(self, hass, username, password, name, see):
+        """Initialize an iCloud account."""
+        self.hass = hass
+        self.username = username
+        self.password = password
+        self.api = None
+        self.accountname = name
+        self.devices = {}
+        self.seen_devices = {}
+        self._overridestates = {}
+        self._intervals = {}
+        self.see = see
+
+        self._trusted_device = None
+        self._verification_code = None
+
+        self._attrs = {}
+        self._attrs[ATTR_ACCOUNTNAME] = name
+
+        self.reset_account_icloud()
+
+        randomseconds = random.randint(10, 59)
+        track_utc_time_change(
+            self.hass, self.keep_alive,
+            second=randomseconds
+        )
+
+    def reset_account_icloud(self):
+        """Reset an icloud account."""
+        from pyicloud import PyiCloudService
+        from pyicloud.exceptions import (
+            PyiCloudFailedLoginException, PyiCloudNoDevicesException)
+
+        icloud_dir = self.hass.config.path('icloud')
+        if not os.path.exists(icloud_dir):
+            os.makedirs(icloud_dir)
 
-    def update_icloud(now):
-        """Authenticate against iCloud and scan for devices."""
         try:
-            keep_alive(None)
+            self.api = PyiCloudService(
-            # Loop through every device registered with the iCloud account
+                self.username, self.password,
-            for device in api.devices:
+                cookie_directory=icloud_dir,
-                status = device.status()
+                verify=True)
-                dev_id = slugify(status['name'].replace(' ', '', 99))
+        except PyiCloudFailedLoginException as error:
+            self.api = None
+            _LOGGER.error('Error logging into iCloud Service: %s', error)
+            return
+
+        try:
+            self.devices = {}
+            self._overridestates = {}
+            self._intervals = {}
+            for device in self.api.devices:
+                status = device.status(DEVICESTATUSSET)
+                devicename = slugify(status['name'].replace(' ', '', 99))
+                if devicename not in self.devices:
+                    self.devices[devicename] = device
+                    self._intervals[devicename] = 1
+                    self._overridestates[devicename] = None
+        except PyiCloudNoDevicesException:
+            _LOGGER.error('No iCloud Devices found!')
+
+    def icloud_trusted_device_callback(self, callback_data):
+        """The trusted device is chosen."""
+        self._trusted_device = int(callback_data.get('0', '0'))
+        self._trusted_device = self.api.trusted_devices[self._trusted_device]
+        if self.accountname in _CONFIGURING:
+            request_id = _CONFIGURING.pop(self.accountname)
+            configurator = get_component('configurator')
+            configurator.request_done(request_id)
+
+    def icloud_need_trusted_device(self):
+        """We need a trusted device."""
+        configurator = get_component('configurator')
+        if self.accountname in _CONFIGURING:
+            return
+
+        devicesstring = ''
+        devices = self.api.trusted_devices
+        for i, device in enumerate(devices):
+            devicesstring += "{}: {};".format(i, device.get('deviceName'))
+
+        _CONFIGURING[self.accountname] = configurator.request_config(
+            self.hass, 'iCloud {}'.format(self.accountname),
+            self.icloud_trusted_device_callback,
+            description=(
+                'Please choose your trusted device by entering'
+                ' the index from this list: ' + devicesstring),
+            entity_picture="/static/images/config_icloud.png",
+            submit_caption='Confirm',
+            fields=[{'id': '0'}]
+        )
+
+    def icloud_verification_callback(self, callback_data):
+        """The trusted device is chosen."""
+        self._verification_code = callback_data.get('0')
+        if self.accountname in _CONFIGURING:
+            request_id = _CONFIGURING.pop(self.accountname)
+            configurator = get_component('configurator')
+            configurator.request_done(request_id)
+
+    def icloud_need_verification_code(self):
+        """We need a verification code."""
+        configurator = get_component('configurator')
+        if self.accountname in _CONFIGURING:
+            return
+
+        if self.api.send_verification_code(self._trusted_device):
+            self._verification_code = 'waiting'
+
+        _CONFIGURING[self.accountname] = configurator.request_config(
+            self.hass, 'iCloud {}'.format(self.accountname),
+            self.icloud_verification_callback,
+            description=('Please enter the validation code:'),
+            entity_picture="/static/images/config_icloud.png",
+            submit_caption='Confirm',
+            fields=[{'code': '0'}]
+        )
+
+    def keep_alive(self, now):
+        """Keep the api alive."""
+        from pyicloud.exceptions import PyiCloud2FARequiredError
+
+        if self.api is None:
+            self.reset_account_icloud()
+
+        if self.api is None:
+            return
+
+        if self.api.requires_2fa:
+            try:
+                self.api.authenticate()
+            except PyiCloud2FARequiredError:
+                if self._trusted_device is None:
+                    self.icloud_need_trusted_device()
+                    return
+
+                if self._verification_code is None:
+                    self.icloud_need_verification_code()
+                    return
+
+                if self._verification_code == 'waiting':
+                    return
+
+                if self.api.validate_verification_code(
+                        self._trusted_device, self._verification_code):
+                    self._verification_code = None
+        else:
+            self.api.authenticate()
+
+        currentminutes = dt_util.now().hour * 60 + dt_util.now().minute
+        for devicename in self.devices:
+            interval = self._intervals.get(devicename, 1)
+            if ((currentminutes % interval == 0) or
+                    (interval > 10 and
+                     currentminutes % interval in [2, 4])):
+                self.update_device(devicename)
+
+    def determine_interval(self, devicename, latitude, longitude, battery):
+        """Calculate new interval."""
+        distancefromhome = None
+        zone_state = self.hass.states.get('zone.home')
+        zone_state_lat = zone_state.attributes['latitude']
+        zone_state_long = zone_state.attributes['longitude']
+        distancefromhome = distance(latitude, longitude, zone_state_lat,
+                                    zone_state_long)
+        distancefromhome = round(distancefromhome / 1000, 1)
+
+        currentzone = active_zone(self.hass, latitude, longitude)
+
+        if ((currentzone is not None and
+             currentzone == self._overridestates.get(devicename)) or
+                (currentzone is None and
+                 self._overridestates.get(devicename) == 'away')):
+            return
+
+        self._overridestates[devicename] = None
+
+        if currentzone is not None:
+            self._intervals[devicename] = 30
+            return
+
+        if distancefromhome is None:
+            return
+        if distancefromhome > 25:
+            self._intervals[devicename] = round(distancefromhome / 2, 0)
+        elif distancefromhome > 10:
+            self._intervals[devicename] = 5
+        else:
+            self._intervals[devicename] = 1
+        if battery is not None and battery <= 33 and distancefromhome > 3:
+            self._intervals[devicename] = self._intervals[devicename] * 2
+
+    def update_device(self, devicename):
+        """Update the device_tracker entity."""
+        from pyicloud.exceptions import PyiCloudNoDevicesException
 
         # An entity will not be created by see() when track=false in
         # 'known_devices.yaml', but we need to see() it at least once
-                entity = hass.states.get(ENTITY_ID_FORMAT.format(dev_id))
+        entity = self.hass.states.get(ENTITY_ID_FORMAT.format(devicename))
-                if entity is None and dev_id in seen_devices:
+        if entity is None and devicename in self.seen_devices:
+            return
+        attrs = {}
+        kwargs = {}
+
+        if self.api is None:
+            return
+
+        try:
+            for device in self.api.devices:
+                if str(device) != str(self.devices[devicename]):
                     continue
-                seen_devices[dev_id] = True
 
-                location = device.location()
+                status = device.status(DEVICESTATUSSET)
-                # If the device has a location add it. If not do nothing
+                dev_id = status['name'].replace(' ', '', 99)
+                dev_id = slugify(dev_id)
+                attrs[ATTR_DEVICESTATUS] = DEVICESTATUSCODES.get(
+                    status['deviceStatus'], 'error')
+                attrs[ATTR_LOWPOWERMODE] = status['lowPowerMode']
+                attrs[ATTR_BATTERYSTATUS] = status['batteryStatus']
+                attrs[ATTR_ACCOUNTNAME] = self.accountname
+                status = device.status(DEVICESTATUSSET)
+                battery = status.get('batteryLevel', 0) * 100
+                location = status['location']
                 if location:
-                    see(
+                    self.determine_interval(
-                        dev_id=dev_id,
+                        devicename, location['latitude'],
-                        host_name=status['name'],
+                        location['longitude'], battery)
-                        gps=(location['latitude'], location['longitude']),
+                    interval = self._intervals.get(devicename, 1)
-                        battery=status['batteryLevel']*100,
+                    attrs[ATTR_INTERVAL] = interval
-                        gps_accuracy=location['horizontalAccuracy']
+                    accuracy = location['horizontalAccuracy']
-                    )
+                    kwargs['dev_id'] = dev_id
+                    kwargs['host_name'] = status['name']
+                    kwargs['gps'] = (location['latitude'],
+                                     location['longitude'])
+                    kwargs['battery'] = battery
+                    kwargs['gps_accuracy'] = accuracy
+                    kwargs[ATTR_ATTRIBUTES] = attrs
+                    self.see(**kwargs)
+                    self.seen_devices[devicename] = True
         except PyiCloudNoDevicesException:
-            _LOGGER.info('No iCloud Devices found!')
+            _LOGGER.error('No iCloud Devices found!')
 
-    hass.bus.listen_once(EVENT_HOMEASSISTANT_START, update_icloud)
+    def lost_iphone(self, devicename):
+        """Call the lost iphone function if the device is found."""
+        if self.api is None:
+            return
 
-    update_minutes = list(range(0, 60, config[CONF_INTERVAL]))
+        self.api.authenticate()
-    # Schedule keepalives between the updates
-    keepalive_minutes = list(x for x in range(0, 60, KEEPALIVE_INTERVAL)
-                             if x not in update_minutes)
 
-    track_utc_time_change(hass, update_icloud, second=0, minute=update_minutes)
+        for device in self.api.devices:
-    track_utc_time_change(hass, keep_alive, second=0, minute=keepalive_minutes)
+            if devicename is None or device == self.devices[devicename]:
+                device.play_sound()
 
-    return True
+    def update_icloud(self, devicename=None):
+        """Authenticate against iCloud and scan for devices."""
+        from pyicloud.exceptions import PyiCloudNoDevicesException
+
+        if self.api is None:
+            return
+
+        try:
+            if devicename is not None:
+                if devicename in self.devices:
+                    self.devices[devicename].update_icloud()
+                else:
+                    _LOGGER.error("devicename %s unknown for account %s",
+                                  devicename, self._attrs[ATTR_ACCOUNTNAME])
+            else:
+                for device in self.devices:
+                    self.devices[device].update_icloud()
+        except PyiCloudNoDevicesException:
+            _LOGGER.error('No iCloud Devices found!')
+
+    def setinterval(self, interval=None, devicename=None):
+        """Set the interval of the given devices."""
+        devs = [devicename] if devicename else self.devices
+        for device in devs:
+            devid = DOMAIN + '.' + device
+            devicestate = self.hass.states.get(devid)
+            if interval is not None:
+                if devicestate is not None:
+                    self._overridestates[device] = active_zone(
+                        self.hass,
+                        float(devicestate.attributes.get('latitude', 0)),
+                        float(devicestate.attributes.get('longitude', 0)))
+                    if self._overridestates[device] is None:
+                        self._overridestates[device] = 'away'
+                self._intervals[device] = interval
+            else:
+                self._overridestates[device] = None
+            self.update_device(device)

homeassistant/components/device_tracker/locative.py

@@ -4,6 +4,8 @@ Support for the Locative platform.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/device_tracker.locative/
 """
+import asyncio
+from functools import partial
 import logging
 
 from homeassistant.const import HTTP_UNPROCESSABLE_ENTITY, STATE_NOT_HOME
@@ -19,7 +21,7 @@ DEPENDENCIES = ['http']
 
 def setup_scanner(hass, config, see):
     """Setup an endpoint for the Locative application."""
-    hass.wsgi.register_view(LocativeView(hass, see))
+    hass.http.register_view(LocativeView(hass, see))
 
     return True
 
@@ -35,15 +37,23 @@ class LocativeView(HomeAssistantView):
         super().__init__(hass)
         self.see = see
 
+    @asyncio.coroutine
     def get(self, request):
         """Locative message received as GET."""
-        return self.post(request)
+        res = yield from self._handle(request.GET)
+        return res
 
+    @asyncio.coroutine
     def post(self, request):
         """Locative message received."""
-        # pylint: disable=too-many-return-statements
+        data = yield from request.post()
-        data = request.values
+        res = yield from self._handle(data)
+        return res
 
+    @asyncio.coroutine
+    # pylint: disable=too-many-return-statements
+    def _handle(self, data):
+        """Handle locative request."""
         if 'latitude' not in data or 'longitude' not in data:
             return ('Latitude and longitude not specified.',
                     HTTP_UNPROCESSABLE_ENTITY)
@@ -68,7 +78,9 @@ class LocativeView(HomeAssistantView):
         direction = data['trigger']
 
         if direction == 'enter':
-            self.see(dev_id=device, location_name=location_name)
+            yield from self.hass.loop.run_in_executor(
+                None, partial(self.see, dev_id=device,
+                              location_name=location_name))
             return 'Setting location to {}'.format(location_name)
 
         elif direction == 'exit':
@@ -76,7 +88,9 @@ class LocativeView(HomeAssistantView):
                 '{}.{}'.format(DOMAIN, device))
 
             if current_state is None or current_state.state == location_name:
-                self.see(dev_id=device, location_name=STATE_NOT_HOME)
+                yield from self.hass.loop.run_in_executor(
+                    None, partial(self.see, dev_id=device,
+                                  location_name=STATE_NOT_HOME))
                 return 'Setting location to not home'
             else:
                 # Ignore the message if it is telling us to exit a zone that we

homeassistant/components/device_tracker/luci.py

@@ -37,7 +37,6 @@ def get_scanner(hass, config):
     return scanner if scanner.success_init else None
 
 
-# pylint: disable=too-many-instance-attributes
 class LuciDeviceScanner(object):
     """This class queries a wireless router running OpenWrt firmware.
 

homeassistant/components/device_tracker/nmap_tracker.py

@@ -18,16 +18,16 @@ from homeassistant.components.device_tracker import DOMAIN, PLATFORM_SCHEMA
 from homeassistant.const import CONF_HOSTS
 from homeassistant.util import Throttle
 
-# Return cached results if last scan was less then this time ago
+REQUIREMENTS = ['python-nmap==0.6.1']
-MIN_TIME_BETWEEN_SCANS = timedelta(seconds=5)
 
 _LOGGER = logging.getLogger(__name__)
 
+CONF_EXCLUDE = 'exclude'
 # Interval in minutes to exclude devices from a scan while they are home
 CONF_HOME_INTERVAL = 'home_interval'
-CONF_EXCLUDE = 'exclude'
 
-REQUIREMENTS = ['python-nmap==0.6.1']
+MIN_TIME_BETWEEN_SCANS = timedelta(seconds=5)
+
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Required(CONF_HOSTS): cv.ensure_list,
@@ -73,7 +73,7 @@ class NmapDeviceScanner(object):
         self.home_interval = timedelta(minutes=minutes)
 
         self.success_init = self._update_info()
-        _LOGGER.info('nmap scanner initialized')
+        _LOGGER.info("nmap scanner initialized")
 
     def scan_devices(self):
         """Scan for new devices and return a list with found device IDs."""
@@ -97,7 +97,7 @@ class NmapDeviceScanner(object):
 
         Returns boolean if scanning successful.
         """
-        _LOGGER.info('Scanning')
+        _LOGGER.info("Scanning...")
 
         from nmap import PortScanner, PortScannerError
         scanner = PortScanner()
@@ -138,5 +138,5 @@ class NmapDeviceScanner(object):
 
         self.last_results = last_results
 
-        _LOGGER.info('nmap scan successful')
+        _LOGGER.info("nmap scan successful")
         return True

homeassistant/components/device_tracker/owntracks.py

@@ -114,10 +114,9 @@ def setup_scanner(hass, config, see):
                             'for topic %s.', topic)
             return None
 
+    # pylint: disable=too-many-return-statements
     def validate_payload(topic, payload, data_type):
         """Validate the OwnTracks payload."""
-        # pylint: disable=too-many-return-statements
-
         try:
             data = json.loads(payload)
         except ValueError:
@@ -143,7 +142,7 @@ def setup_scanner(hass, config, see):
             return data
         if max_gps_accuracy is not None and \
                 convert(data.get('acc'), float, 0.0) > max_gps_accuracy:
-            _LOGGER.warning('Ignoring %s update because expected GPS '
+            _LOGGER.info('Ignoring %s update because expected GPS '
                          'accuracy %s is not met: %s',
                          data_type, max_gps_accuracy, payload)
             return None
@@ -248,7 +247,7 @@ def setup_scanner(hass, config, see):
                         if (max_gps_accuracy is not None and
                                 data['acc'] > max_gps_accuracy):
                             valid_gps = False
-                            _LOGGER.warning(
+                            _LOGGER.info(
                                 'Ignoring GPS in region exit because expected '
                                 'GPS accuracy %s is not met: %s',
                                 max_gps_accuracy, payload)

homeassistant/components/device_tracker/services.yaml

@@ -31,3 +31,48 @@ see:
     battery:
       description: Battery level of device
       example: '100'
+
+icloud:
+  icloud_lost_iphone:
+    description: Service to play the lost iphone sound on an iDevice
+
+    fields:
+      account_name:
+        description: Name of the account in the config that will be used to look for the device. This is optional, if it isn't given it will use all accounts.
+        example: 'bart'
+      device_name:
+        description: Name of the device that will play the sound. This is optional, if it isn't given it will play on all devices for the given account.
+        example: 'iphonebart'
+
+  icloud_set_interval:
+    description: Service to set the interval of an iDevice
+
+    fields:
+      account_name:
+        description: Name of the account in the config that will be used to look for the device. This is optional, if it isn't given it will use all accounts.
+        example: 'bart'
+      device_name:
+        description: Name of the device that will get a new interval. This is optional, if it isn't given it will change the interval for all devices for the given account.
+        example: 'iphonebart'
+      interval:
+        description: The interval (in minutes) that the iDevice will have until the according device_tracker entity changes from zone or until this service is used again. This is optional, if it isn't given the interval of the device will revert back to the original interval based on the current state.
+        example: 1
+
+  icloud_update:
+    description: Service to ask for an update of an iDevice.
+
+    fields:
+      account_name:
+        description: Name of the account in the config that will be used to look for the device. This is optional, if it isn't given it will use all accounts.
+        example: 'bart'
+      device_name:
+        description: Name of the device that will be updated. This is optional, if it isn't given it will update all devices for the given account.
+        example: 'iphonebart'
+
+  icloud_reset_account:
+    description: Service to restart an iCloud account. Helpful when not all devices are found after initializing or when you add a new device.
+
+    fields:
+      account_name:
+        description: Name of the account in the config that will be restarted. This is optional, if it isn't given it will restart all accounts.
+        example: 'bart'

homeassistant/components/device_tracker/snmp.py

@@ -49,7 +49,6 @@ def get_scanner(hass, config):
 class SnmpScanner(object):
     """Queries any SNMP capable Access Point for connected devices."""
 
-    # pylint: disable=too-many-instance-attributes
     def __init__(self, config):
         """Initialize the scanner."""
         from pysnmp.entity.rfc3413.oneliner import cmdgen

homeassistant/components/device_tracker/ubus.py

@@ -37,7 +37,6 @@ def get_scanner(hass, config):
     return scanner if scanner.success_init else None
 
 
-# pylint: disable=too-many-instance-attributes
 class UbusDeviceScanner(object):
     """
     This class queries a wireless router running OpenWrt firmware.

homeassistant/components/device_tracker/volvooncall.py

@@ -7,9 +7,7 @@ https://home-assistant.io/components/device_tracker.volvooncall/
 """
 import logging
 from datetime import timedelta
-from urllib.parse import urljoin
 import voluptuous as vol
-import requests
 
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.event import track_point_in_utc_time
@@ -27,10 +25,7 @@ MIN_TIME_BETWEEN_SCANS = timedelta(minutes=1)
 
 _LOGGER = logging.getLogger(__name__)
 
-SERVICE_URL = 'https://vocapi.wirelesscar.net/customerapi/rest/v3.0/'
+REQUIREMENTS = ['volvooncall==0.1.1']
-HEADERS = {"X-Device-Id": "Device",
-           "X-OS-Type": "Android",
-           "X-Originator-Type": "App"}
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Required(CONF_USERNAME): cv.string,
@@ -40,62 +35,62 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 
 def setup_scanner(hass, config, see):
     """Validate the configuration and return a scanner."""
-    session = requests.Session()
+    from volvooncall import Connection
-    session.headers.update(HEADERS)
+    connection = Connection(
-    session.auth = (config.get(CONF_USERNAME),
+        config.get(CONF_USERNAME),
         config.get(CONF_PASSWORD))
 
     interval = max(MIN_TIME_BETWEEN_SCANS.seconds,
                    config.get(CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL))
 
-    def query(ref, rel=SERVICE_URL):
+    def _see_vehicle(vehicle):
-        """Perform a query to the online service."""
+        position = vehicle["position"]
-        url = urljoin(rel, ref)
+        dev_id = "volvo_" + slugify(vehicle["registrationNumber"])
-        _LOGGER.debug("Request for %s", url)
+        host_name = "%s (%s/%s)" % (
-        res = session.get(url, timeout=15)
+            vehicle["registrationNumber"],
-        res.raise_for_status()
+            vehicle["vehicleType"],
-        _LOGGER.debug("Received %s", res.json())
+            vehicle["modelYear"])
-        return res.json()
+
+        def any_opened(door):
+            """True if any door/window is opened."""
+            return any([door[key] for key in door if "Open" in key])
+
+        see(dev_id=dev_id,
+            host_name=host_name,
+            gps=(position["latitude"],
+                 position["longitude"]),
+            attributes=dict(
+                unlocked=not vehicle["carLocked"],
+                tank_volume=vehicle["fuelTankVolume"],
+                average_fuel_consumption=round(
+                    vehicle["averageFuelConsumption"] / 10, 1),  # l/100km
+                washer_fluid_low=vehicle["washerFluidLevel"] != "Normal",
+                brake_fluid_low=vehicle["brakeFluid"] != "Normal",
+                service_warning=vehicle["serviceWarningStatus"] != "Normal",
+                bulb_failures=len(vehicle["bulbFailures"]) > 0,
+                doors_open=any_opened(vehicle["doors"]),
+                windows_open=any_opened(vehicle["windows"]),
+                heater_on=vehicle["heater"]["status"] != "off",
+                fuel=vehicle["fuelAmount"],
+                odometer=round(vehicle["odometer"] / 1000),  # km
+                range=vehicle["distanceToEmpty"]))
 
     def update(now):
         """Update status from the online service."""
+        _LOGGER.info("Updating")
         try:
-            _LOGGER.debug("Updating")
+            res, vehicles = connection.update()
-            status = query("status", vehicle_url)
+            if not res:
-            position = query("position", vehicle_url)
+                _LOGGER.error("Could not query server")
-            see(dev_id=dev_id,
+                return False
-                host_name=host_name,
+
-                gps=(position["position"]["latitude"],
+            for vehicle in vehicles:
-                     position["position"]["longitude"]),
+                _see_vehicle(vehicle)
-                attributes=dict(
+
-                    tank_volume=attributes["fuelTankVolume"],
+            return True
-                    washer_fluid=status["washerFluidLevel"],
-                    brake_fluid=status["brakeFluid"],
-                    service_warning=status["serviceWarningStatus"],
-                    fuel=status["fuelAmount"],
-                    odometer=status["odometer"],
-                    range=status["distanceToEmpty"]))
-        except requests.exceptions.RequestException as error:
-            _LOGGER.error("Could not query server: %s", error)
         finally:
             track_point_in_utc_time(hass, update,
                                     now + timedelta(seconds=interval))
 
-    try:
     _LOGGER.info('Logging in to service')
-        user = query("customeraccounts")
+    return update(utcnow())
-        rel = query(user["accountVehicleRelations"][0])
-        vehicle_url = rel["vehicle"] + '/'
-        attributes = query("attributes", vehicle_url)
-
-        dev_id = "volvo_" + slugify(attributes["registrationNumber"])
-        host_name = "%s %s/%s" % (attributes["registrationNumber"],
-                                  attributes["vehicleType"],
-                                  attributes["modelYear"])
-        update(utcnow())
-        return True
-    except requests.exceptions.RequestException as error:
-        _LOGGER.error("Could not log in to service. "
-                      "Please check configuration: "
-                      "%s", error)
-        return False

homeassistant/components/digital_ocean.py

@@ -42,7 +42,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=unused-argument,too-few-public-methods
 def setup(hass, config):
     """Set up the Digital Ocean component."""
     conf = config[DOMAIN]

homeassistant/components/discovery.py

@@ -14,7 +14,7 @@ import voluptuous as vol
 from homeassistant.const import EVENT_HOMEASSISTANT_START
 from homeassistant.helpers.discovery import load_platform, discover
 
-REQUIREMENTS = ['netdisco==0.7.2']
+REQUIREMENTS = ['netdisco==0.7.5']
 
 DOMAIN = 'discovery'
 
@@ -33,6 +33,7 @@ SERVICE_HANDLERS = {
     'plex_mediaserver': ('media_player', 'plex'),
     'roku': ('media_player', 'roku'),
     'sonos': ('media_player', 'sonos'),
+    'yamaha': ('media_player', 'yamaha'),
     'logitech_mediaserver': ('media_player', 'squeezebox'),
     'directv': ('media_player', 'directv'),
 }

homeassistant/components/downloader.py

@@ -38,7 +38,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=too-many-branches
 def setup(hass, config):
     """Listen for download events to download files."""
     download_path = config[DOMAIN][CONF_DOWNLOAD_DIR]

homeassistant/components/dweet.py

@@ -32,7 +32,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=too-many-locals
 def setup(hass, config):
     """Setup the Dweet.io component."""
     conf = config[DOMAIN]

homeassistant/components/ecobee.py

@@ -86,7 +86,6 @@ def setup_ecobee(hass, network, config):
     discovery.load_platform(hass, 'binary_sensor', DOMAIN, {}, config)
 
 
-# pylint: disable=too-few-public-methods
 class EcobeeData(object):
     """Get the latest data and update the states."""
 

homeassistant/components/emoncms_history.py

@@ -11,9 +11,7 @@ import voluptuous as vol
 import requests
 
 from homeassistant.const import (
-    CONF_API_KEY, CONF_WHITELIST,
+    CONF_API_KEY, CONF_WHITELIST, CONF_URL, STATE_UNKNOWN, STATE_UNAVAILABLE,
-    CONF_URL, STATE_UNKNOWN,
-    STATE_UNAVAILABLE,
     CONF_SCAN_INTERVAL)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers import state as state_helper
@@ -22,8 +20,8 @@ from homeassistant.util import dt as dt_util
 
 _LOGGER = logging.getLogger(__name__)
 
-DOMAIN = "emoncms_history"
+DOMAIN = 'emoncms_history'
-CONF_INPUTNODE = "inputnode"
+CONF_INPUTNODE = 'inputnode'
 
 CONFIG_SCHEMA = vol.Schema({
     DOMAIN: vol.Schema({
@@ -37,19 +35,18 @@ CONFIG_SCHEMA = vol.Schema({
 
 
 def setup(hass, config):
-    """Setup the emoncms_history component."""
+    """Set up the Emoncms history component."""
     conf = config[DOMAIN]
     whitelist = conf.get(CONF_WHITELIST)
 
     def send_data(url, apikey, node, payload):
-        """Send payload data to emoncms."""
+        """Send payload data to Emoncms."""
         try:
-            fullurl = "{}/input/post.json".format(url)
+            fullurl = '{}/input/post.json'.format(url)
-            req = requests.post(fullurl,
+            data = {"apikey": apikey, "data": payload}
-                                params={"node": node},
+            parameters = {"node": node}
-                                data={"apikey": apikey,
+            req = requests.post(
-                                      "data": payload},
+                fullurl, params=parameters, data=data, allow_redirects=True,
-                                allow_redirects=True,
                 timeout=5)
 
         except requests.exceptions.RequestException:
@@ -63,14 +60,14 @@ def setup(hass, config):
                               fullurl, req.status_code)
 
     def update_emoncms(time):
-        """Send whitelisted entities states reguarly to emoncms."""
+        """Send whitelisted entities states reguarly to Emoncms."""
         payload_dict = {}
 
         for entity_id in whitelist:
             state = hass.states.get(entity_id)
 
             if state is None or state.state in (
-                    STATE_UNKNOWN, "", STATE_UNAVAILABLE):
+                    STATE_UNKNOWN, '', STATE_UNAVAILABLE):
                 continue
 
             try:
@@ -88,8 +85,7 @@ def setup(hass, config):
                       str(conf.get(CONF_INPUTNODE)), payload)
 
         track_point_in_time(hass, update_emoncms, time +
-                            timedelta(seconds=conf.get(
+                            timedelta(seconds=conf.get(CONF_SCAN_INTERVAL)))
-                                CONF_SCAN_INTERVAL)))
 
     update_emoncms(dt_util.utcnow())
     return True

homeassistant/components/emulated_hue.py

@@ -4,20 +4,21 @@ Support for local control of entities by emulating the Phillips Hue bridge.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/emulated_hue/
 """
+import asyncio
 import threading
 import socket
 import logging
-import json
 import os
 import select
 
+from aiohttp import web
 import voluptuous as vol
 
 from homeassistant import util, core
 from homeassistant.const import (
     ATTR_ENTITY_ID, ATTR_FRIENDLY_NAME, SERVICE_TURN_OFF, SERVICE_TURN_ON,
     EVENT_HOMEASSISTANT_START, EVENT_HOMEASSISTANT_STOP,
-    STATE_ON, HTTP_BAD_REQUEST
+    STATE_ON, HTTP_BAD_REQUEST, HTTP_NOT_FOUND,
 )
 from homeassistant.components.light import (
     ATTR_BRIGHTNESS, ATTR_SUPPORTED_FEATURES, SUPPORT_BRIGHTNESS
@@ -25,8 +26,6 @@ from homeassistant.components.light import (
 from homeassistant.components.http import (
     HomeAssistantView, HomeAssistantWSGI
 )
-# pylint: disable=unused-import
-from homeassistant.components.http import REQUIREMENTS   # noqa
 import homeassistant.helpers.config_validation as cv
 
 DOMAIN = 'emulated_hue'
@@ -87,24 +86,25 @@ def setup(hass, yaml_config):
     upnp_listener = UPNPResponderThread(
         config.host_ip_addr, config.listen_port)
 
-    def start_emulated_hue_bridge(event):
+    @asyncio.coroutine
-        """Start the emulated hue bridge."""
-        server.start()
-        upnp_listener.start()
-
-    hass.bus.listen_once(EVENT_HOMEASSISTANT_START, start_emulated_hue_bridge)
-
     def stop_emulated_hue_bridge(event):
         """Stop the emulated hue bridge."""
         upnp_listener.stop()
-        server.stop()
+        yield from server.stop()
 
-    hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, stop_emulated_hue_bridge)
+    @asyncio.coroutine
+    def start_emulated_hue_bridge(event):
+        """Start the emulated hue bridge."""
+        upnp_listener.start()
+        hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP,
+                                   stop_emulated_hue_bridge)
+        yield from server.start()
+
+    hass.bus.listen_once(EVENT_HOMEASSISTANT_START, start_emulated_hue_bridge)
 
     return True
 
 
-# pylint: disable=too-few-public-methods
 class Config(object):
     """Holds configuration variables for the emulated hue bridge."""
 
@@ -158,6 +158,7 @@ class DescriptionXmlView(HomeAssistantView):
         super().__init__(hass)
         self.config = config
 
+    @core.callback
     def get(self, request):
         """Handle a GET request."""
         xml_template = """<?xml version="1.0" encoding="UTF-8" ?>
@@ -185,7 +186,7 @@ class DescriptionXmlView(HomeAssistantView):
         resp_text = xml_template.format(
             self.config.host_ip_addr, self.config.listen_port)
 
-        return self.Response(resp_text, mimetype='text/xml')
+        return web.Response(text=resp_text, content_type='text/xml')
 
 
 class HueUsernameView(HomeAssistantView):
@@ -200,9 +201,13 @@ class HueUsernameView(HomeAssistantView):
         """Initialize the instance of the view."""
         super().__init__(hass)
 
+    @asyncio.coroutine
     def post(self, request):
         """Handle a POST request."""
-        data = request.json
+        try:
+            data = yield from request.json()
+        except ValueError:
+            return self.json_message('Invalid JSON', HTTP_BAD_REQUEST)
 
         if 'devicetype' not in data:
             return self.json_message('devicetype not specified',
@@ -214,10 +219,10 @@ class HueUsernameView(HomeAssistantView):
 class HueLightsView(HomeAssistantView):
     """Handle requests for getting and setting info about entities."""
 
-    url = '/api/<username>/lights'
+    url = '/api/{username}/lights'
     name = 'api:username:lights'
-    extra_urls = ['/api/<username>/lights/<entity_id>',
+    extra_urls = ['/api/{username}/lights/{entity_id}',
-                  '/api/<username>/lights/<entity_id>/state']
+                  '/api/{username}/lights/{entity_id}/state']
     requires_auth = False
 
     def __init__(self, hass, config):
@@ -226,58 +231,51 @@ class HueLightsView(HomeAssistantView):
         self.config = config
         self.cached_states = {}
 
+    @core.callback
     def get(self, request, username, entity_id=None):
         """Handle a GET request."""
         if entity_id is None:
-            return self.get_lights_list()
+            return self.async_get_lights_list()
 
-        if not request.base_url.endswith('state'):
+        if not request.path.endswith('state'):
-            return self.get_light_state(entity_id)
+            return self.async_get_light_state(entity_id)
 
-        return self.Response("Method not allowed", status=405)
+        return web.Response(text="Method not allowed", status=405)
 
+    @asyncio.coroutine
     def put(self, request, username, entity_id=None):
         """Handle a PUT request."""
-        if not request.base_url.endswith('state'):
+        if not request.path.endswith('state'):
-            return self.Response("Method not allowed", status=405)
+            return web.Response(text="Method not allowed", status=405)
 
-        content_type = request.environ.get('CONTENT_TYPE', '')
+        if entity_id and self.hass.states.get(entity_id) is None:
-        if content_type == 'application/x-www-form-urlencoded':
+            return self.json_message('Entity not found', HTTP_NOT_FOUND)
-            # Alexa sends JSON data with a form data content type, for
-            # whatever reason, and Werkzeug parses form data automatically,
-            # so we need to do some gymnastics to get the data we need
-            json_data = None
 
-            for key in request.form:
         try:
-                    json_data = json.loads(key)
+            json_data = yield from request.json()
-                    break
         except ValueError:
-                    # Try the next key?
+            return self.json_message('Invalid JSON', HTTP_BAD_REQUEST)
-                    pass
 
-            if json_data is None:
+        result = yield from self.async_put_light_state(json_data, entity_id)
-                return self.Response("Bad request", status=400)
+        return result
-        else:
-            json_data = request.json
 
-        return self.put_light_state(json_data, entity_id)
+    @core.callback
-
+    def async_get_lights_list(self):
-    def get_lights_list(self):
         """Process a request to get the list of available lights."""
         json_response = {}
 
-        for entity in self.hass.states.all():
+        for entity in self.hass.states.async_all():
             if self.is_entity_exposed(entity):
                 json_response[entity.entity_id] = entity_to_json(entity)
 
         return self.json(json_response)
 
-    def get_light_state(self, entity_id):
+    @core.callback
+    def async_get_light_state(self, entity_id):
         """Process a request to get the state of an individual light."""
         entity = self.hass.states.get(entity_id)
         if entity is None or not self.is_entity_exposed(entity):
-            return self.Response("Entity not found", status=404)
+            return web.Response(text="Entity not found", status=404)
 
         cached_state = self.cached_states.get(entity_id, None)
 
@@ -292,23 +290,24 @@ class HueLightsView(HomeAssistantView):
 
         return self.json(json_response)
 
-    def put_light_state(self, request_json, entity_id):
+    @asyncio.coroutine
+    def async_put_light_state(self, request_json, entity_id):
         """Process a request to set the state of an individual light."""
         config = self.config
 
         # Retrieve the entity from the state machine
         entity = self.hass.states.get(entity_id)
         if entity is None:
-            return self.Response("Entity not found", status=404)
+            return web.Response(text="Entity not found", status=404)
 
         if not self.is_entity_exposed(entity):
-            return self.Response("Entity not found", status=404)
+            return web.Response(text="Entity not found", status=404)
 
         # Parse the request into requested "on" status and brightness
         parsed = parse_hue_api_put_light_body(request_json, entity)
 
         if parsed is None:
-            return self.Response("Bad request", status=400)
+            return web.Response(text="Bad request", status=400)
 
         result, brightness = parsed
 
@@ -333,7 +332,8 @@ class HueLightsView(HomeAssistantView):
             self.cached_states[entity_id] = (result, brightness)
 
         # Perform the requested action
-        self.hass.services.call(core.DOMAIN, service, data, blocking=True)
+        yield from self.hass.services.async_call(core.DOMAIN, service, data,
+                                                 blocking=True)
 
         json_response = \
             [create_hue_success_response(entity_id, HUE_API_STATE_ON, result)]
@@ -345,7 +345,10 @@ class HueLightsView(HomeAssistantView):
         return self.json(json_response)
 
     def is_entity_exposed(self, entity):
-        """Determine if an entity should be exposed on the emulated bridge."""
+        """Determine if an entity should be exposed on the emulated bridge.
+
+        Async friendly.
+        """
         config = self.config
 
         if entity.attributes.get('view') is not None:

homeassistant/components/enocean.py

@@ -56,14 +56,14 @@ class EnOceanDongle:
         """Send a command from the EnOcean dongle."""
         self.__communicator.send(command)
 
-    def _combine_hex(self, data):  # pylint: disable=no-self-use
+    # pylint: disable=no-self-use
+    def _combine_hex(self, data):
         """Combine list of integer values to one big integer."""
         output = 0x00
         for i, j in enumerate(reversed(data)):
             output |= (j << i * 8)
         return output
 
-    # pylint: disable=too-many-branches
     def callback(self, temp):
         """Callback function for EnOcean Device.
 
@@ -112,7 +112,6 @@ class EnOceanDongle:
                         device.value_changed(value)
 
 
-# pylint: disable=too-few-public-methods
 class EnOceanDevice():
     """Parent class for all devices associated with the EnOcean component."""
 

homeassistant/components/envisalink.py

@@ -77,8 +77,7 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=unused-argument, too-many-function-args, too-many-locals
+# pylint: disable=unused-argument
-# pylint: disable=too-many-return-statements
 def setup(hass, base_config):
     """Common setup for Envisalink devices."""
     from pyenvisalink import EnvisalinkAlarmPanel

homeassistant/components/fan/__init__.py

@@ -86,7 +86,6 @@ def is_on(hass, entity_id: str=None) -> bool:
     return state.attributes[ATTR_SPEED] not in [SPEED_OFF, STATE_UNKNOWN]
 
 
-# pylint: disable=too-many-arguments
 def turn_on(hass, entity_id: str=None, speed: str=None) -> None:
     """Turn all or specified fan on."""
     data = {
@@ -141,7 +140,6 @@ def set_speed(hass, entity_id: str=None, speed: str=None) -> None:
     hass.services.call(DOMAIN, SERVICE_SET_SPEED, data)
 
 
-# pylint: disable=too-many-branches, too-many-locals, too-many-statements
 def setup(hass, config: dict) -> None:
     """Expose fan control via statemachine and services."""
     component = EntityComponent(
@@ -198,7 +196,7 @@ def setup(hass, config: dict) -> None:
 class FanEntity(ToggleEntity):
     """Representation of a fan."""
 
-    # pylint: disable=no-self-use, abstract-method
+    # pylint: disable=no-self-use
 
     def set_speed(self: ToggleEntity, speed: str) -> None:
         """Set the speed of the fan."""

homeassistant/components/fan/mqtt.py

@@ -110,11 +110,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     )])
 
 
-# pylint: disable=too-many-instance-attributes
 class MqttFan(FanEntity):
     """A MQTT fan component."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, name, topic, templates, qos, retain, payload,
                  speed_list, optimistic):
         """Initialize the MQTT fan."""

homeassistant/components/feedreader.py

@@ -44,7 +44,6 @@ def setup(hass, config):
     return len(feeds) > 0
 
 
-# pylint: disable=too-few-public-methods
 class FeedManager(object):
     """Abstraction over feedparser module."""
 

homeassistant/components/ffmpeg.py

@@ -4,14 +4,16 @@ Component that will help set the ffmpeg component.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/ffmpeg/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
 
 import homeassistant.helpers.config_validation as cv
+from homeassistant.util.async import run_coroutine_threadsafe
 
 DOMAIN = 'ffmpeg'
-REQUIREMENTS = ["ha-ffmpeg==0.13"]
+REQUIREMENTS = ["ha-ffmpeg==0.15"]
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -47,13 +49,26 @@ def setup(hass, config):
 
 
 def get_binary():
-    """Return ffmpeg binary from config."""
+    """Return ffmpeg binary from config.
+
+    Async friendly.
+    """
     return FFMPEG_CONFIG.get(CONF_FFMPEG_BIN)
 
 
-def run_test(input_source):
+def run_test(hass, input_source):
     """Run test on this input. TRUE is deactivate or run correct."""
-    from haffmpeg import Test
+    return run_coroutine_threadsafe(
+        async_run_test(hass, input_source), hass.loop).result()
+
+
+@asyncio.coroutine
+def async_run_test(hass, input_source):
+    """Run test on this input. TRUE is deactivate or run correct.
+
+    This method must be run in the event loop.
+    """
+    from haffmpeg import TestAsync
 
     if FFMPEG_CONFIG.get(CONF_RUN_TEST):
         # if in cache
@@ -61,8 +76,9 @@ def run_test(input_source):
             return FFMPEG_TEST_CACHE[input_source]
 
         # run test
-        test = Test(get_binary())
+        ffmpeg_test = TestAsync(get_binary(), loop=hass.loop)
-        if not test.run_test(input_source):
+        success = yield from ffmpeg_test.run_test(input_source)
+        if not success:
             _LOGGER.error("FFmpeg '%s' test fails!", input_source)
             FFMPEG_TEST_CACHE[input_source] = False
             return False

homeassistant/components/foursquare.py

@@ -4,14 +4,14 @@ Allows utilizing the Foursquare (Swarm) API.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/foursquare/
 """
+import asyncio
 import logging
 import os
-import json
 
 import requests
 import voluptuous as vol
 
-from homeassistant.const import CONF_ACCESS_TOKEN
+from homeassistant.const import CONF_ACCESS_TOKEN, HTTP_BAD_REQUEST
 from homeassistant.config import load_yaml_config_file
 import homeassistant.helpers.config_validation as cv
 from homeassistant.components.http import HomeAssistantView
@@ -75,7 +75,7 @@ def setup(hass, config):
                            descriptions[DOMAIN][SERVICE_CHECKIN],
                            schema=CHECKIN_SERVICE_SCHEMA)
 
-    hass.wsgi.register_view(FoursquarePushReceiver(
+    hass.http.register_view(FoursquarePushReceiver(
         hass, config[CONF_PUSH_SECRET]))
 
     return True
@@ -93,16 +93,21 @@ class FoursquarePushReceiver(HomeAssistantView):
         super().__init__(hass)
         self.push_secret = push_secret
 
+    @asyncio.coroutine
     def post(self, request):
         """Accept the POST from Foursquare."""
-        raw_data = request.form
+        try:
-        _LOGGER.debug("Received Foursquare push: %s", raw_data)
+            data = yield from request.json()
-        if self.push_secret != raw_data["secret"]:
+        except ValueError:
+            return self.json_message('Invalid JSON', HTTP_BAD_REQUEST)
+
+        secret = data.pop('secret', None)
+
+        _LOGGER.debug("Received Foursquare push: %s", data)
+
+        if self.push_secret != secret:
             _LOGGER.error("Received Foursquare push with invalid"
-                          "push secret! Data: %s", raw_data)
+                          "push secret: %s", secret)
-            return
+            return self.json_message('Incorrect secret', HTTP_BAD_REQUEST)
-        parsed_payload = {
+
-            key: json.loads(val) for key, val in raw_data.items()
+        self.hass.bus.async_fire(EVENT_PUSH, data)
-            if key != "secret"
-        }
-        self.hass.bus.fire(EVENT_PUSH, parsed_payload)

homeassistant/components/frontend/__init__.py

@@ -1,10 +1,15 @@
 """Handle the frontend for Home Assistant."""
+import asyncio
 import hashlib
+import json
 import logging
 import os
 
-from homeassistant.const import EVENT_HOMEASSISTANT_START
+from aiohttp import web
-from homeassistant.components import api
+
+from homeassistant.core import callback
+from homeassistant.const import EVENT_HOMEASSISTANT_START, HTTP_NOT_FOUND
+from homeassistant.components import api, group
 from homeassistant.components.http import HomeAssistantView
 from .version import FINGERPRINTS
 
@@ -22,7 +27,6 @@ MANIFEST_JSON = {
     "icons": [],
     "lang": "en-US",
     "name": "Home Assistant",
-    "orientation": "any",
     "short_name": "Assistant",
     "start_url": "/",
     "theme_color": "#03A9F4"
@@ -36,10 +40,9 @@ _LOGGER = logging.getLogger(__name__)
 def register_built_in_panel(hass, component_name, sidebar_title=None,
                             sidebar_icon=None, url_path=None, config=None):
     """Register a built-in panel."""
-    # pylint: disable=too-many-arguments
     path = 'panels/ha-panel-{}.html'.format(component_name)
 
-    if hass.wsgi.development:
+    if hass.http.development:
         url = ('/static/home-assistant-polymer/panels/'
                '{0}/ha-panel-{0}.html'.format(component_name))
     else:
@@ -65,7 +68,6 @@ def register_panel(hass, component_name, path, md5=None, sidebar_title=None,
 
     Warning: this API will probably change. Use at own risk.
     """
-    # pylint: disable=too-many-arguments
     if url_path is None:
         url_path = component_name
 
@@ -98,7 +100,7 @@ def register_panel(hass, component_name, path, md5=None, sidebar_title=None,
         url = URL_PANEL_COMPONENT.format(component_name)
 
         if url not in _REGISTERED_COMPONENTS:
-            hass.wsgi.register_static_path(url, path)
+            hass.http.register_static_path(url, path)
             _REGISTERED_COMPONENTS.add(url)
 
         fprinted_url = URL_PANEL_COMPONENT_FP.format(component_name, md5)
@@ -114,20 +116,23 @@ def add_manifest_json_key(key, val):
 
 def setup(hass, config):
     """Setup serving the frontend."""
-    hass.wsgi.register_view(BootstrapView)
+    hass.http.register_view(BootstrapView)
-    hass.wsgi.register_view(ManifestJSONView)
+    hass.http.register_view(ManifestJSONView)
 
-    if hass.wsgi.development:
+    if hass.http.development:
         sw_path = "home-assistant-polymer/build/service_worker.js"
     else:
         sw_path = "service_worker.js"
 
-    hass.wsgi.register_static_path("/service_worker.js",
+    hass.http.register_static_path("/service_worker.js",
                                    os.path.join(STATIC_PATH, sw_path), 0)
-    hass.wsgi.register_static_path("/robots.txt",
+    hass.http.register_static_path("/robots.txt",
                                    os.path.join(STATIC_PATH, "robots.txt"))
-    hass.wsgi.register_static_path("/static", STATIC_PATH)
+    hass.http.register_static_path("/static", STATIC_PATH)
-    hass.wsgi.register_static_path("/local", hass.config.path('www'))
+
+    local = hass.config.path('www')
+    if os.path.isdir(local):
+        hass.http.register_static_path("/local", local)
 
     register_built_in_panel(hass, 'map', 'Map', 'mdi:account-location')
 
@@ -140,7 +145,7 @@ def setup(hass, config):
 
         Done when Home Assistant is started so that all panels are known.
         """
-        hass.wsgi.register_view(IndexView(
+        hass.http.register_view(IndexView(
             hass, ['/{}'.format(name) for name in PANELS]))
 
     hass.bus.listen_once(EVENT_HOMEASSISTANT_START, register_frontend_index)
@@ -161,13 +166,14 @@ class BootstrapView(HomeAssistantView):
     url = "/api/bootstrap"
     name = "api:bootstrap"
 
+    @callback
     def get(self, request):
         """Return all data needed to bootstrap Home Assistant."""
         return self.json({
             'config': self.hass.config.as_dict(),
-            'states': self.hass.states.all(),
+            'states': self.hass.states.async_all(),
-            'events': api.events_json(self.hass),
+            'events': api.async_events_json(self.hass),
-            'services': api.services_json(self.hass),
+            'services': api.async_services_json(self.hass),
             'panels': PANELS,
         })
 
@@ -178,7 +184,7 @@ class IndexView(HomeAssistantView):
     url = '/'
     name = "frontend:index"
     requires_auth = False
-    extra_urls = ['/states', '/states/<entity:entity_id>']
+    extra_urls = ['/states', '/states/{entity_id}']
 
     def __init__(self, hass, extra_urls):
         """Initialize the frontend view."""
@@ -193,9 +199,17 @@ class IndexView(HomeAssistantView):
             )
         )
 
+    @asyncio.coroutine
     def get(self, request, entity_id=None):
         """Serve the index view."""
-        if self.hass.wsgi.development:
+        if entity_id is not None:
+            state = self.hass.states.get(entity_id)
+
+            if (not state or state.domain != 'group' or
+                    not state.attributes.get(group.ATTR_VIEW)):
+                return self.json_message('Entity not found', HTTP_NOT_FOUND)
+
+        if self.hass.http.development:
             core_url = '/static/home-assistant-polymer/build/core.js'
             ui_url = '/static/home-assistant-polymer/src/home-assistant.html'
         else:
@@ -215,22 +229,24 @@ class IndexView(HomeAssistantView):
         if self.hass.config.api.api_password:
             # require password if set
             no_auth = 'false'
-            if self.hass.wsgi.is_trusted_ip(
+            if self.hass.http.is_trusted_ip(
-                    self.hass.wsgi.get_real_ip(request)):
+                    self.hass.http.get_real_ip(request)):
                 # bypass for trusted networks
                 no_auth = 'true'
 
         icons_url = '/static/mdi-{}.html'.format(FINGERPRINTS['mdi.html'])
-        template = self.templates.get_template('index.html')
+        template = yield from self.hass.loop.run_in_executor(
+            None, self.templates.get_template, 'index.html')
 
         # pylint is wrong
         # pylint: disable=no-member
+        # This is a jinja2 template, not a HA template so we call 'render'.
         resp = template.render(
             core_url=core_url, ui_url=ui_url, no_auth=no_auth,
             icons_url=icons_url, icons=FINGERPRINTS['mdi.html'],
             panel_url=panel_url, panels=PANELS)
 
-        return self.Response(resp, mimetype='text/html')
+        return web.Response(text=resp, content_type='text/html')
 
 
 class ManifestJSONView(HomeAssistantView):
@@ -240,8 +256,8 @@ class ManifestJSONView(HomeAssistantView):
     url = "/manifest.json"
     name = "manifestjson"
 
-    def get(self, request):
+    @asyncio.coroutine
+    def get(self, request):    # pylint: disable=no-self-use
         """Return the manifest.json."""
-        import json
         msg = json.dumps(MANIFEST_JSON, sort_keys=True).encode('UTF-8')
-        return self.Response(msg, mimetype="application/manifest+json")
+        return web.Response(body=msg, content_type="application/manifest+json")

homeassistant/components/frontend/version.py

@@ -2,14 +2,14 @@
 
 FINGERPRINTS = {
     "core.js": "5ed5e063d66eb252b5b288738c9c2d16",
-    "frontend.html": "0a4c2c6e86a0a78c2ff3e03842de609d",
+    "frontend.html": "78be2dfedc4e95326cbcd9401fb17b4d",
     "mdi.html": "46a76f877ac9848899b8ed382427c16f",
     "micromarkdown-js.html": "93b5ec4016f0bba585521cf4d18dec1a",
     "panels/ha-panel-dev-event.html": "550bf85345c454274a40d15b2795a002",
     "panels/ha-panel-dev-info.html": "ec613406ce7e20d93754233d55625c8a",
-    "panels/ha-panel-dev-service.html": "d33657c964041d3ebf114e90a922a15e",
+    "panels/ha-panel-dev-service.html": "4a051878b92b002b8b018774ba207769",
     "panels/ha-panel-dev-state.html": "65e5f791cc467561719bf591f1386054",
-    "panels/ha-panel-dev-template.html": "d23943fa0370f168714da407c90091a2",
+    "panels/ha-panel-dev-template.html": "7d744ab7f7c08b6d6ad42069989de400",
     "panels/ha-panel-history.html": "efe1bcdd7733b09e55f4f965d171c295",
     "panels/ha-panel-iframe.html": "d920f0aa3c903680f2f8795e2255daab",
     "panels/ha-panel-logbook.html": "66108d82763359a218c9695f0553de40",

homeassistant/components/frontend/www_static/home-assistant-polymer

@@ -1 +1 @@
-Subproject commit f3081ed48fd11fa89586701dba3792d028473a15
+Subproject commit 896e0427675bb99348de6f1453bd6f8cf48b5c6f