mirror of
https://github.com/home-assistant/core
synced 2024-09-18 19:55:20 +02:00
85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
"""
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Starts a service to scan in intervals for new devices.
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Will emit EVENT_PLATFORM_DISCOVERED whenever a new service has been discovered.
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Knows which components handle certain types, will make sure they are
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loaded before the EVENT_PLATFORM_DISCOVERED is fired.
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"""
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import logging
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import threading
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import voluptuous as vol
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from homeassistant.const import EVENT_HOMEASSISTANT_START
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from homeassistant.helpers.discovery import load_platform, discover
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REQUIREMENTS = ['netdisco==0.7.6']
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DOMAIN = 'discovery'
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SCAN_INTERVAL = 300 # seconds
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SERVICE_NETGEAR = 'netgear_router'
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SERVICE_WEMO = 'belkin_wemo'
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SERVICE_HASS_IOS_APP = 'hass_ios'
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SERVICE_HANDLERS = {
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SERVICE_HASS_IOS_APP: ('ios', None),
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SERVICE_NETGEAR: ('device_tracker', None),
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SERVICE_WEMO: ('wemo', None),
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'philips_hue': ('light', 'hue'),
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'google_cast': ('media_player', 'cast'),
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'panasonic_viera': ('media_player', 'panasonic_viera'),
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'plex_mediaserver': ('media_player', 'plex'),
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'roku': ('media_player', 'roku'),
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'sonos': ('media_player', 'sonos'),
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'yamaha': ('media_player', 'yamaha'),
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'logitech_mediaserver': ('media_player', 'squeezebox'),
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'directv': ('media_player', 'directv'),
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}
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CONFIG_SCHEMA = vol.Schema({
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DOMAIN: vol.Schema({}),
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}, extra=vol.ALLOW_EXTRA)
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def setup(hass, config):
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"""Start a discovery service."""
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logger = logging.getLogger(__name__)
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from netdisco.service import DiscoveryService
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# Disable zeroconf logging, it spams
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logging.getLogger('zeroconf').setLevel(logging.CRITICAL)
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lock = threading.Lock()
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def new_service_listener(service, info):
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"""Called when a new service is found."""
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with lock:
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logger.info("Found new service: %s %s", service, info)
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comp_plat = SERVICE_HANDLERS.get(service)
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# We do not know how to handle this service.
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if not comp_plat:
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return
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component, platform = comp_plat
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if platform is None:
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discover(hass, service, info, component, config)
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else:
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load_platform(hass, component, platform, info, config)
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# pylint: disable=unused-argument
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def start_discovery(event):
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"""Start discovering."""
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netdisco = DiscoveryService(SCAN_INTERVAL)
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netdisco.add_listener(new_service_listener)
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netdisco.start()
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hass.bus.listen_once(EVENT_HOMEASSISTANT_START, start_discovery)
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return True
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