233 lines
7.2 KiB
Python
233 lines
7.2 KiB
Python
"""
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Exposes regular REST commands as services.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/hassio/
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"""
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import asyncio
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from datetime import timedelta
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import logging
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import os
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import voluptuous as vol
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from homeassistant.components import SERVICE_CHECK_CONFIG
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from homeassistant.const import (
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SERVICE_HOMEASSISTANT_RESTART, SERVICE_HOMEASSISTANT_STOP)
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from homeassistant.core import DOMAIN as HASS_DOMAIN
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from homeassistant.core import callback
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import homeassistant.helpers.config_validation as cv
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from homeassistant.loader import bind_hass
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from homeassistant.util.dt import utcnow
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from .handler import HassIO
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from .http import HassIOView
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_LOGGER = logging.getLogger(__name__)
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DOMAIN = 'hassio'
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DEPENDENCIES = ['http']
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DATA_HOMEASSISTANT_VERSION = 'hassio_hass_version'
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HASSIO_UPDATE_INTERVAL = timedelta(minutes=55)
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SERVICE_ADDON_START = 'addon_start'
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SERVICE_ADDON_STOP = 'addon_stop'
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SERVICE_ADDON_RESTART = 'addon_restart'
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SERVICE_ADDON_STDIN = 'addon_stdin'
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SERVICE_HOST_SHUTDOWN = 'host_shutdown'
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SERVICE_HOST_REBOOT = 'host_reboot'
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SERVICE_SNAPSHOT_FULL = 'snapshot_full'
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SERVICE_SNAPSHOT_PARTIAL = 'snapshot_partial'
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SERVICE_RESTORE_FULL = 'restore_full'
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SERVICE_RESTORE_PARTIAL = 'restore_partial'
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ATTR_ADDON = 'addon'
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ATTR_INPUT = 'input'
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ATTR_SNAPSHOT = 'snapshot'
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ATTR_ADDONS = 'addons'
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ATTR_FOLDERS = 'folders'
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ATTR_HOMEASSISTANT = 'homeassistant'
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ATTR_NAME = 'name'
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ATTR_PASSWORD = 'password'
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SCHEMA_NO_DATA = vol.Schema({})
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SCHEMA_ADDON = vol.Schema({
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vol.Required(ATTR_ADDON): cv.slug,
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})
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SCHEMA_ADDON_STDIN = SCHEMA_ADDON.extend({
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vol.Required(ATTR_INPUT): vol.Any(dict, cv.string)
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})
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SCHEMA_SNAPSHOT_FULL = vol.Schema({
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vol.Optional(ATTR_NAME): cv.string,
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vol.Optional(ATTR_PASSWORD): cv.string,
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})
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SCHEMA_SNAPSHOT_PARTIAL = SCHEMA_SNAPSHOT_FULL.extend({
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vol.Optional(ATTR_FOLDERS): vol.All(cv.ensure_list, [cv.string]),
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vol.Optional(ATTR_ADDONS): vol.All(cv.ensure_list, [cv.string]),
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})
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SCHEMA_RESTORE_FULL = vol.Schema({
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vol.Required(ATTR_SNAPSHOT): cv.slug,
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vol.Optional(ATTR_PASSWORD): cv.string,
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})
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SCHEMA_RESTORE_PARTIAL = SCHEMA_RESTORE_FULL.extend({
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vol.Optional(ATTR_HOMEASSISTANT): cv.boolean,
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vol.Optional(ATTR_FOLDERS): vol.All(cv.ensure_list, [cv.string]),
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vol.Optional(ATTR_ADDONS): vol.All(cv.ensure_list, [cv.string]),
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})
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MAP_SERVICE_API = {
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SERVICE_ADDON_START: ('/addons/{addon}/start', SCHEMA_ADDON, 60, False),
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SERVICE_ADDON_STOP: ('/addons/{addon}/stop', SCHEMA_ADDON, 60, False),
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SERVICE_ADDON_RESTART:
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('/addons/{addon}/restart', SCHEMA_ADDON, 60, False),
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SERVICE_ADDON_STDIN:
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('/addons/{addon}/stdin', SCHEMA_ADDON_STDIN, 60, False),
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SERVICE_HOST_SHUTDOWN: ('/host/shutdown', SCHEMA_NO_DATA, 60, False),
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SERVICE_HOST_REBOOT: ('/host/reboot', SCHEMA_NO_DATA, 60, False),
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SERVICE_SNAPSHOT_FULL:
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('/snapshots/new/full', SCHEMA_SNAPSHOT_FULL, 300, True),
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SERVICE_SNAPSHOT_PARTIAL:
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('/snapshots/new/partial', SCHEMA_SNAPSHOT_PARTIAL, 300, True),
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SERVICE_RESTORE_FULL:
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('/snapshots/{snapshot}/restore/full', SCHEMA_RESTORE_FULL, 300, True),
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SERVICE_RESTORE_PARTIAL:
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('/snapshots/{snapshot}/restore/partial', SCHEMA_RESTORE_PARTIAL, 300,
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True),
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}
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@callback
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@bind_hass
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def get_homeassistant_version(hass):
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"""Return latest available Home Assistant version.
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Async friendly.
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"""
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return hass.data.get(DATA_HOMEASSISTANT_VERSION)
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@callback
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@bind_hass
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def is_hassio(hass):
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"""Return true if hass.io is loaded.
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Async friendly.
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"""
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return DOMAIN in hass.config.components
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@bind_hass
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@asyncio.coroutine
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def async_check_config(hass):
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"""Check configuration over Hass.io API."""
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hassio = hass.data[DOMAIN]
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result = yield from hassio.check_homeassistant_config()
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if not result:
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return "Hass.io config check API error"
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elif result['result'] == "error":
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return result['message']
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return None
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@asyncio.coroutine
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def async_setup(hass, config):
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"""Set up the Hass.io component."""
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try:
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host = os.environ['HASSIO']
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except KeyError:
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_LOGGER.error("No Hass.io supervisor detect")
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return False
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websession = hass.helpers.aiohttp_client.async_get_clientsession()
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hass.data[DOMAIN] = hassio = HassIO(hass.loop, websession, host)
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if not (yield from hassio.is_connected()):
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_LOGGER.error("Not connected with Hass.io")
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return False
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hass.http.register_view(HassIOView(host, websession))
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if 'frontend' in hass.config.components:
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yield from hass.components.frontend.async_register_built_in_panel(
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'hassio', 'Hass.io', 'mdi:home-assistant')
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if 'http' in config:
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yield from hassio.update_hass_api(config['http'])
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if 'homeassistant' in config:
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yield from hassio.update_hass_timezone(config['homeassistant'])
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@asyncio.coroutine
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def async_service_handler(service):
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"""Handle service calls for Hass.io."""
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api_command = MAP_SERVICE_API[service.service][0]
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data = service.data.copy()
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addon = data.pop(ATTR_ADDON, None)
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snapshot = data.pop(ATTR_SNAPSHOT, None)
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payload = None
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# Pass data to hass.io API
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if service.service == SERVICE_ADDON_STDIN:
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payload = data[ATTR_INPUT]
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elif MAP_SERVICE_API[service.service][3]:
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payload = data
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# Call API
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ret = yield from hassio.send_command(
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api_command.format(addon=addon, snapshot=snapshot),
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payload=payload, timeout=MAP_SERVICE_API[service.service][2]
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)
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if not ret or ret['result'] != "ok":
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_LOGGER.error("Error on Hass.io API: %s", ret['message'])
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for service, settings in MAP_SERVICE_API.items():
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hass.services.async_register(
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DOMAIN, service, async_service_handler, schema=settings[1])
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@asyncio.coroutine
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def update_homeassistant_version(now):
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"""Update last available Home Assistant version."""
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data = yield from hassio.get_homeassistant_info()
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if data:
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hass.data[DATA_HOMEASSISTANT_VERSION] = data['last_version']
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hass.helpers.event.async_track_point_in_utc_time(
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update_homeassistant_version, utcnow() + HASSIO_UPDATE_INTERVAL)
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# Fetch last version
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yield from update_homeassistant_version(None)
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@asyncio.coroutine
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def async_handle_core_service(call):
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"""Service handler for handling core services."""
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if call.service == SERVICE_HOMEASSISTANT_STOP:
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yield from hassio.stop_homeassistant()
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return
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error = yield from async_check_config(hass)
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if error:
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_LOGGER.error(error)
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hass.components.persistent_notification.async_create(
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"Config error. See dev-info panel for details.",
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"Config validating", "{0}.check_config".format(HASS_DOMAIN))
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return
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if call.service == SERVICE_HOMEASSISTANT_RESTART:
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yield from hassio.restart_homeassistant()
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# Mock core services
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for service in (SERVICE_HOMEASSISTANT_STOP, SERVICE_HOMEASSISTANT_RESTART,
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SERVICE_CHECK_CONFIG):
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hass.services.async_register(
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HASS_DOMAIN, service, async_handle_core_service)
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return True
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