mirror of
https://github.com/home-assistant/supervisor.git
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fe155a4ff0
* Read version from AWS * Update const.py * Update updater.py * Update updater.py * Update updater.py * Update updater.py * Update updater.py * Update const.py * Update updater.py
92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
"""Fetch last versions from webserver."""
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import asyncio
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from contextlib import suppress
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from datetime import timedelta
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import json
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import logging
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import aiohttp
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from .const import (
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URL_HASSIO_VERSION, FILE_HASSIO_UPDATER, ATTR_HOMEASSISTANT, ATTR_HASSIO,
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ATTR_CHANNEL)
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from .coresys import CoreSysAttributes
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from .utils import AsyncThrottle
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from .utils.json import JsonConfig
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from .validate import SCHEMA_UPDATER_CONFIG
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_LOGGER = logging.getLogger(__name__)
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class Updater(JsonConfig, CoreSysAttributes):
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"""Fetch last versions from version.json."""
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def __init__(self, coresys):
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"""Initialize updater."""
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super().__init__(FILE_HASSIO_UPDATER, SCHEMA_UPDATER_CONFIG)
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self.coresys = coresys
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def load(self):
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"""Update internal data.
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Return a coroutine.
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"""
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return self.reload()
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@property
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def version_homeassistant(self):
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"""Return last version of homeassistant."""
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return self._data.get(ATTR_HOMEASSISTANT)
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@property
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def version_hassio(self):
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"""Return last version of hassio."""
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return self._data.get(ATTR_HASSIO)
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@property
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def channel(self):
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"""Return upstream channel of hassio instance."""
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return self._data[ATTR_CHANNEL]
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@channel.setter
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def channel(self, value):
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"""Set upstream mode."""
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self._data[ATTR_CHANNEL] = value
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@AsyncThrottle(timedelta(seconds=60))
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async def reload(self):
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"""Fetch current versions from github.
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Is a coroutine.
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"""
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url = URL_HASSIO_VERSION.format(channel=self.channel)
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try:
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_LOGGER.info("Fetch update data from %s", url)
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async with self.sys_websession.get(url, timeout=10) as request:
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data = await request.json(content_type=None)
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except (aiohttp.ClientError, asyncio.TimeoutError, KeyError) as err:
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_LOGGER.warning("Can't fetch versions from %s: %s", url, err)
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return
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except json.JSONDecodeError as err:
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_LOGGER.warning("Can't parse versions from %s: %s", url, err)
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return
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# data valid?
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if not data or data.get(ATTR_CHANNEL) != self.channel:
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_LOGGER.warning("Invalid data from %s", url)
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return
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# update supervisor versions
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with suppress(KeyError):
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self._data[ATTR_HASSIO] = data['supervisor']
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# update Home Assistant version
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machine = self.sys_machine or 'default'
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with suppress(KeyError):
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self._data[ATTR_HOMEASSISTANT] = \
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data['homeassistant'][machine]
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self.save_data()
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