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Ignore Redis errors when a backend sends an unregister notify event.

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When that happens, it's most likely that the application is already
stopping and the Redis service has already been terminated.
This commit is contained in:
Fabio Manganiello 2023-08-17 01:49:41 +02:00
parent 3bf068e0b2
commit ec2b8da983
Signed by untrusted user: blacklight
GPG key ID: D90FBA7F76362774
1 changed files with 17 additions and 10 deletions
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27
platypush/backend/__init__.py
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@ -441,6 +441,8 @@ class Backend(Thread, EventGenerator, ExtensionWithManifest):
"""
Unregister the Zeroconf service configuration if available.
"""
from redis import exceptions
if self.zeroconf and self.zeroconf_info:
try:
self.zeroconf.unregister_service(self.zeroconf_info)
@ -458,17 +460,22 @@ class Backend(Thread, EventGenerator, ExtensionWithManifest):
except TimeoutError:
pass
if self.zeroconf_info:
self.bus.post(
ZeroconfServiceRemovedEvent(
service_type=self.zeroconf_info.type,
service_name=self.zeroconf_info.name,
try:
if self.zeroconf_info:
self.bus.post(
ZeroconfServiceRemovedEvent(
service_type=self.zeroconf_info.type,
service_name=self.zeroconf_info.name,
)
)
)
else:
self.bus.post(
ZeroconfServiceRemovedEvent(service_type=None, service_name=None)
)
else:
self.bus.post(
ZeroconfServiceRemovedEvent(
service_type=None, service_name=None
)
)
except exceptions.ConnectionError:
pass
self.zeroconf_info = None
self.zeroconf = None