mirror of
https://github.com/home-assistant/supervisor.git
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90 lines
2.7 KiB
Python
90 lines
2.7 KiB
Python
"""Init file for Hass.io DNS RESTful API."""
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import asyncio
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import logging
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from typing import Any, Awaitable, Dict
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from aiohttp import web
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import voluptuous as vol
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from ..const import (
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ATTR_BLK_READ,
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ATTR_BLK_WRITE,
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ATTR_CPU_PERCENT,
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ATTR_HOST,
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ATTR_LATEST_VERSION,
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ATTR_MEMORY_LIMIT,
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ATTR_MEMORY_USAGE,
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ATTR_MEMORY_PERCENT,
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ATTR_NETWORK_RX,
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ATTR_NETWORK_TX,
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ATTR_SERVERS,
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ATTR_VERSION,
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CONTENT_TYPE_BINARY,
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)
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from ..coresys import CoreSysAttributes
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from ..exceptions import APIError
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from ..validate import DNS_SERVER_LIST
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from .utils import api_process, api_process_raw, api_validate
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_LOGGER = logging.getLogger(__name__)
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# pylint: disable=no-value-for-parameter
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SCHEMA_OPTIONS = vol.Schema({vol.Optional(ATTR_SERVERS): DNS_SERVER_LIST})
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SCHEMA_VERSION = vol.Schema({vol.Optional(ATTR_VERSION): vol.Coerce(str)})
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class APICoreDNS(CoreSysAttributes):
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"""Handle RESTful API for DNS functions."""
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@api_process
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async def info(self, request: web.Request) -> Dict[str, Any]:
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"""Return DNS information."""
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return {
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ATTR_VERSION: self.sys_dns.version,
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ATTR_LATEST_VERSION: self.sys_dns.latest_version,
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ATTR_HOST: str(self.sys_docker.network.dns),
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ATTR_SERVERS: self.sys_dns.servers,
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}
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@api_process
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async def options(self, request: web.Request) -> None:
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"""Set DNS options."""
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body = await api_validate(SCHEMA_OPTIONS, request)
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if ATTR_SERVERS in body:
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self.sys_dns.servers = body[ATTR_SERVERS]
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self.sys_dns.save_data()
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@api_process
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async def stats(self, request: web.Request) -> Dict[str, Any]:
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"""Return resource information."""
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stats = await self.sys_dns.stats()
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return {
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ATTR_CPU_PERCENT: stats.cpu_percent,
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ATTR_MEMORY_USAGE: stats.memory_usage,
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ATTR_MEMORY_LIMIT: stats.memory_limit,
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ATTR_MEMORY_PERCENT: stats.memory_percent,
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ATTR_NETWORK_RX: stats.network_rx,
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ATTR_NETWORK_TX: stats.network_tx,
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ATTR_BLK_READ: stats.blk_read,
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ATTR_BLK_WRITE: stats.blk_write,
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}
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@api_process
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async def update(self, request: web.Request) -> None:
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"""Update DNS plugin."""
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body = await api_validate(SCHEMA_VERSION, request)
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version = body.get(ATTR_VERSION, self.sys_dns.latest_version)
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if version == self.sys_dns.version:
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raise APIError("Version {} is already in use".format(version))
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await asyncio.shield(self.sys_dns.update(version))
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@api_process_raw(CONTENT_TYPE_BINARY)
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def logs(self, request: web.Request) -> Awaitable[bytes]:
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"""Return DNS Docker logs."""
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return self.sys_dns.logs()
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