First, Hello and Greetings to all,
I'm customizing the OpenWisp controller and then When I'm applying
Migration ,it keeps hanging and it is happening due to
openwisp-notifications. If I press ctrl+c it is showing this error:
^CTraceback (most recent call last):
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/utils/functional.py",
line 43, in __call__
return self.__value__
AttributeError: 'ChannelPromise' object has no attribute '__value__'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/amqp/transport.py",
line 137, in _connect
entries = socket.getaddrinfo(
File "/usr/lib/python3.8/socket.py", line 918, in getaddrinfo
for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -9] Address family for hostname not supported
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/utils/functional.py",
line 344, in retry_over_time
return fun(*args, **kwargs)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/connection.py",
line 874, in _connection_factory
self._connection = self._establish_connection()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/connection.py",
line 809, in _establish_connection
conn = self.transport.establish_connection()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/transport/pyamqp.py",
line 130, in establish_connection
conn.connect()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/amqp/connection.py",
line 314, in connect
self.transport.connect()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/amqp/transport.py",
line 78, in connect
self._connect(self.host, self.port, self.connect_timeout)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/amqp/transport.py",
line 146, in _connect
raise (e
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/amqp/transport.py",
line 162, in _connect
self.sock.connect(sa)
ConnectionRefusedError: [Errno 111] Connection refused
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "manage.py", line 29, in <module>
execute_from_command_line(sys.argv)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/__init__.py",
line 401, in execute_from_command_line
utility.execute()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/__init__.py",
line 395, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/base.py",
line 330, in run_from_argv
self.execute(*args, **cmd_options)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/base.py",
line 371, in execute
output = self.handle(*args, **options)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/base.py",
line 85, in wrapped
res = handle_func(*args, **kwargs)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/commands/migrate.py",
line 267, in handle
emit_post_migrate_signal(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/core/management/sql.py",
line 48, in emit_post_migrate_signal
models.signals.post_migrate.send(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/dispatch/dispatcher.py",
line 177, in send
return [
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/django/dispatch/dispatcher.py",
line 178, in <listcomp>
(receiver, receiver(signal=self, sender=sender, **named))
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/openwisp_notifications/handlers.py",
line 259, in notification_type_registered_unregistered_handler
tasks.ns_register_unregister_notification_type.delay()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/celery/app/task.py",
line 426, in delay
return self.apply_async(args, kwargs)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/celery/app/task.py",
line 566, in apply_async
return app.send_task(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/celery/app/base.py",
line 741, in send_task
amqp.send_task_message(P, name, message, **options)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/celery/app/amqp.py",
line 552, in send_task_message
ret = producer.publish(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/messaging.py",
line 178, in publish
return _publish(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/connection.py",
line 533, in _ensured
return fun(*args, **kwargs)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/messaging.py",
line 187, in _publish
channel = self.channel
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/messaging.py",
line 209, in _get_channel
channel = self._channel = channel()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/utils/functional.py",
line 45, in __call__
value = self.__value__ = self.__contract__()
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/messaging.py",
line 224, in <lambda>
channel = ChannelPromise(lambda: connection.default_channel)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/connection.py",
line 892, in default_channel
self._ensure_connection(**conn_opts)
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/connection.py",
line 441, in _ensure_connection
return retry_over_time(
File
"/home/dell/cosgrid/openwisp2/env/lib/python3.8/site-packages/kombu/utils/functional.py",
line 358, in retry_over_time
sleep(1.0)
KeyboardInterrupt
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