This looks like a configuration issue. What is the value of your
transport_url config option in both the nova config and cell_mappings
table?
** Changed in: nova
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1855875
Title:
When create a new server instance this error occurred.
Status in OpenStack Compute (nova):
Invalid
Bug description:
2019-12-10 17:17:31.679 31059 ERROR oslo.messaging._drivers.impl_rabbit
[req-a5d14694-ebda-449d-9030-0998fc27eb3e c035f19ef5af4a108d5a3704f59362ba
b52c7945d86f428e8cf16a4d886f1f9a - default default] Failed to publish message
to topic 'nova': 'NoneType' object has no attribute '__getitem__'
2019-12-10 17:17:31.679 31059 ERROR oslo.messaging._drivers.impl_rabbit
[req-a5d14694-ebda-449d-9030-0998fc27eb3e c035f19ef5af4a108d5a3704f59362ba
b52c7945d86f428e8cf16a4d886f1f9a - default default] Unable to connect to AMQP
server on 192.168.0.204:5672 after inf tries: 'NoneType' object has no
attribute '__getitem__'
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
[req-a5d14694-ebda-449d-9030-0998fc27eb3e c035f19ef5af4a108d5a3704f59362ba
b52c7945d86f428e8cf16a4d886f1f9a - default default] Unexpected exception in API
method: MessageDeliveryFailure: Unable to connect to AMQP server on
192.168.0.204:5672 after inf tries: 'NoneType' object has no attribute
'__getitem__'
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi Traceback (most
recent call last):
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/openstack/wsgi.py", line 671, in
wrapped
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
f(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 110,
in wrapper
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi return
func(*args, **kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/api/openstack/compute/servers.py", line
686, in create
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
**create_kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/hooks.py", line 154, in inner
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi rv = f(*args,
**kwargs)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/compute/api.py", line 1857, in create
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
supports_port_resource_request=supports_port_resource_request)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/compute/api.py", line 1367, in
_create_instance
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi tags=tags)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/conductor/api.py", line 136, in
schedule_and_build_instances
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
block_device_mapping, tags)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/nova/conductor/rpcapi.py", line 403, in
schedule_and_build_instances
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
cctxt.cast(context, 'schedule_and_build_instances', **kw)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/client.py", line 153, in
cast
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
self.transport._send(self.target, msg_ctxt, msg, retry=self.retry)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/transport.py", line 128, in
_send
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi retry=retry)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line
645, in send
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
call_monitor_timeout, retry=retry)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line
630, in _send
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi msg=msg,
timeout=timeout, retry=retry)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py", line
1210, in topic_send
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi retry=retry)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py", line
1086, in _ensure_publishing
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
self.ensure(method, retry=retry, error_callback=_error_callback)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi File
"/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py", line
755, in ensure
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi raise
exceptions.MessageDeliveryFailure(msg)
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
MessageDeliveryFailure: Unable to connect to AMQP server on 192.168.0.204:5672
after inf tries: 'NoneType' object has no attribute '__getitem__'
2019-12-10 17:17:31.680 31059 ERROR nova.api.openstack.wsgi
2019-12-10 17:17:31.685 31059 INFO nova.api.openstack.wsgi
[req-a5d14694-ebda-449d-9030-0998fc27eb3e c035f19ef5af4a108d5a3704f59362ba
b52c7945d86f428e8cf16a4d886f1f9a - default default] HTTP exception thrown:
Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and
attach the Nova API log if possible.
<class 'oslo_messaging.exceptions.MessageDeliveryFailure'>
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