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https://github.com/home-assistant/supervisor.git
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ce5183ce16
* Add support to read Host DNS * Include properties * Improve host info handling * Add API * Better abstraction * Change prio list * Address lint * fix get properties * Fix nameserver list * Small cleanups * Bit more stability * cleanup
40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
"""Info control for host."""
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import logging
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from typing import List, Set
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from ..coresys import CoreSysAttributes, CoreSys
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from ..exceptions import HostNotSupportedError, DBusNotConnectedError, DBusError
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_LOGGER: logging.Logger = logging.getLogger(__name__)
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class NetworkManager(CoreSysAttributes):
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"""Handle local network setup."""
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def __init__(self, coresys: CoreSys):
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"""Initialize system center handling."""
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self.coresys: CoreSys = coresys
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@property
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def dns_servers(self) -> List[str]:
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"""Return a list of local DNS servers."""
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# Read all local dns servers
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servers: Set[str] = set()
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for config in self.sys_dbus.nmi_dns.configuration:
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if config.vpn or not config.nameservers:
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continue
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servers |= set(config.nameservers)
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return [f"dns://{server}" for server in servers]
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async def update(self):
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"""Update properties over dbus."""
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_LOGGER.info("Update local network DNS information")
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try:
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await self.sys_dbus.nmi_dns.update()
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except DBusError:
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_LOGGER.warning("Can't update host DNS system information!")
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except DBusNotConnectedError:
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_LOGGER.error("No hostname D-Bus connection available")
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raise HostNotSupportedError() from None
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