SLZB-06x Error handling

[wernerhp]

The problem

aiodns.error.DNSError: (1, 'DNS server returned answer with no data')

What version of Home Assistant Core has the issue?

core-2024.11.3

What was the last working version of Home Assistant Core?

core-2024.10.3

What type of installation are you running?

Home Assistant OS

Integration causing the issue

smlight

Link to integration documentation on our website

https://www.home-assistant.io/integrations/smlight/

Diagnostics information

I just noticed these in my logs. I didn't do anything relating to this integration. It was running just fine. It looks like it had trouble looking up a DNS record and doesn't handle the error well.

Example YAML snippet

No response

Anything in the logs that might be useful for us?

Logger: homeassistant.helpers.entity
Source: helpers/entity.py:944
First occurred: 18:28:00 (1 occurrences)
Last logged: 18:28:00

Update for binary_sensor.slzb_06m_internet_2 fails
Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/aiohttp/resolver.py", line 105, in resolve
resp = await self._resolver.getaddrinfo(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
aiodns.error.DNSError: (1, 'DNS server returned answer with no data')

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 1335, in _create_direct_connection
hosts = await self._resolve_host(host, port, traces=traces)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 989, in _resolve_host
return await asyncio.shield(resolved_host_task)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 1020, in _resolve_host_with_throttle
addrs = await self._resolver.resolve(host, port, family=self._family)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/resolver.py", line 114, in resolve
raise OSError(None, msg) from exc
OSError: [Errno None] DNS server returned answer with no data

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/pysmlight/web.py", line 72, in get
async with self.session.get(
File "/usr/local/lib/python3.12/site-packages/aiohttp/client.py", line 1360, in aenter
self._resp: _RetType = await self._coro
^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/client.py", line 663, in _request
conn = await self._connector.connect(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 538, in connect
proto = await self._create_connection(req, traces, timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 1050, in _create_connection
_, proto = await self._create_direct_connection(req, traces, timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/aiohttp/connector.py", line 1341, in _create_direct_connection
raise ClientConnectorDNSError(req.connection_key, exc) from exc
aiohttp.client_exceptions.ClientConnectorDNSError: Cannot connect to host slzb-06m.local:80 ssl:default [DNS server returned answer with no data]

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/helpers/entity.py", line 944, in async_update_ha_state
await self.async_device_update()
File "/usr/src/homeassistant/homeassistant/helpers/entity.py", line 1302, in async_device_update
await self.async_update()
File "/usr/src/homeassistant/homeassistant/components/smlight/binary_sensor.py", line 141, in async_update
await self.coordinator.client.get_param("inetState")
File "/usr/local/lib/python3.12/site-packages/pysmlight/web.py", line 227, in get_param
return await self.get(params)
^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/pysmlight/web.py", line 88, in get
raise SmlightConnectionError("Connection failed") from err
pysmlight.exceptions.SmlightConnectionError: Connection failed

### Additional information

_No response_

[home-assistant]

Hey there @tl-sl, mind taking a look at this issue as it has been labeled with an integration (smlight) you are listed as a code owner for? Thanks!

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[darkxst]

Thanks for the report, I shall add this to exceptions for Connection Error.

What version of core firmware are you running?

[wernerhp]

Latest v2.5.8