The ca_certs param of _wrap_socket_sni() call was removed from amqp at
[1]. Kombu is transparent for this change, but still refer to the
parameter in the doc and the test. So I filed an issue for kombu about
it.

So the next step in the stack is oslo_messaging and the rabbit driver
there. It seems that the driver still passing ca_certs ssl
parameter[3][4] to kombu and kombu passes that transparently to amqp and
that fails due to [1].

So I moving this bug to oslo.messaging

[1] 
https://github.com/celery/py-amqp/commit/ad9697ab2eaa97e153211c82e4bad8d655e63591
[2] https://github.com/celery/kombu/issues/1266

[3] 
https://github.com/openstack/oslo.messaging/blob/0c4203bbdc463010d756a71bbd06720867122bcb/oslo_messaging/_drivers/impl_rabbit.py#L714
[4] 
https://github.com/openstack/oslo.messaging/blob/0c4203bbdc463010d756a71bbd06720867122bcb/oslo_messaging/_drivers/impl_rabbit.py#L583

** Bug watch added: github.com/celery/kombu/issues #1266
   https://github.com/celery/kombu/issues/1266

** Also affects: oslo.messaging
   Importance: Undecided
       Status: New

** Changed in: nova
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1902696

Title:
  nova-compute fails with Unhandled error: TypeError: _wrap_socket_sni()
  got an unexpected keyword argument 'ca_certs'

Status in OpenStack Compute (nova):
  Invalid
Status in oslo.messaging:
  New

Bug description:
  In Kolla-Ansible CI we are observing those errors from 2nd of
  November:

  Link to Zuul job list: https://zuul.openstack.org/builds?job_name
  =kolla-ansible-ubuntu-source&job_name=kolla-ansible-
  centos8-source&branch=master

  Link to log:
  
https://zuul.openstack.org/build/28d615b8c06640afae885c3ef5a2f316/log/primary/logs/kolla/nova
  /nova-compute.txt

  
  2020-11-03 10:32:33.812 6 CRITICAL nova 
[req-d101564c-d4a7-400d-b5bc-b061c5087b1b - - - - -] Unhandled error: 
TypeError: _wrap_socket_sni() got an unexpected keyword argument 'ca_certs'
  8     2020-11-03 10:32:33.812 6 ERROR nova Traceback (most recent call last):
  9     2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/bin/nova-compute", line 8, in <module>
  10    2020-11-03 10:32:33.812 6 ERROR nova     sys.exit(main())
  11    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/nova/cmd/compute.py", line 59, 
in main
  12    2020-11-03 10:32:33.812 6 ERROR nova     topic=compute_rpcapi.RPC_TOPIC)
  13    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/nova/service.py", line 256, in 
create
  14    2020-11-03 10:32:33.812 6 ERROR nova     
periodic_interval_max=periodic_interval_max)
  15    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/nova/service.py", line 115, in 
__init__
  16    2020-11-03 10:32:33.812 6 ERROR nova     
conductor_api.wait_until_ready(context.get_admin_context())
  17    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/nova/conductor/api.py", line 
68, in wait_until_ready
  18    2020-11-03 10:32:33.812 6 ERROR nova     timeout=timeout)
  19    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/nova/baserpc.py", line 58, in 
ping
  20    2020-11-03 10:32:33.812 6 ERROR nova     return cctxt.call(context, 
'ping', arg=arg_p)
  21    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/rpc/client.py", 
line 179, in call
  22    2020-11-03 10:32:33.812 6 ERROR nova     
transport_options=self.transport_options)
  23    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/transport.py", 
line 128, in _send
  24    2020-11-03 10:32:33.812 6 ERROR nova     
transport_options=transport_options)
  25    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/amqpdriver.py",
 line 654, in send
  26    2020-11-03 10:32:33.812 6 ERROR nova     
transport_options=transport_options)
  27    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/amqpdriver.py",
 line 598, in _send
  28    2020-11-03 10:32:33.812 6 ERROR nova     msg.update({'_reply_q': 
self._get_reply_q()})
  29    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/amqpdriver.py",
 line 579, in _get_reply_q
  30    2020-11-03 10:32:33.812 6 ERROR nova     conn = 
self._get_connection(rpc_common.PURPOSE_LISTEN)
  31    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/amqpdriver.py",
 line 570, in _get_connection
  32    2020-11-03 10:32:33.812 6 ERROR nova     purpose=purpose)
  33    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/common.py",
 line 425, in __init__
  34    2020-11-03 10:32:33.812 6 ERROR nova     self.connection = 
connection_pool.create(purpose)
  35    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/pool.py",
 line 146, in create
  36    2020-11-03 10:32:33.812 6 ERROR nova     return 
self.connection_cls(self.conf, self.url, purpose)
  37    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/impl_rabbit.py",
 line 618, in __init__
  38    2020-11-03 10:32:33.812 6 ERROR nova     self.ensure_connection()
  39    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/oslo_messaging/_drivers/impl_rabbit.py",
 line 735, in ensure_connection
  40    2020-11-03 10:32:33.812 6 ERROR nova     
self.connection.ensure_connection(errback=on_error)
  41    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/connection.py", line 
383, in ensure_connection
  42    2020-11-03 10:32:33.812 6 ERROR nova     self._ensure_connection(*args, 
**kwargs)
  43    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/connection.py", line 
439, in _ensure_connection
  44    2020-11-03 10:32:33.812 6 ERROR nova     callback, timeout=timeout
  45    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/utils/functional.py", 
line 325, in retry_over_time
  46    2020-11-03 10:32:33.812 6 ERROR nova     return fun(*args, **kwargs)
  47    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/connection.py", line 
866, in _connection_factory
  48    2020-11-03 10:32:33.812 6 ERROR nova     self._connection = 
self._establish_connection()
  49    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/connection.py", line 
801, in _establish_connection
  50    2020-11-03 10:32:33.812 6 ERROR nova     conn = 
self.transport.establish_connection()
  51    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/kombu/transport/pyamqp.py", 
line 128, in establish_connection
  52    2020-11-03 10:32:33.812 6 ERROR nova     conn.connect()
  53    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/amqp/connection.py", line 314, 
in connect
  54    2020-11-03 10:32:33.812 6 ERROR nova     self.transport.connect()
  55    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/amqp/transport.py", line 78, 
in connect
  56    2020-11-03 10:32:33.812 6 ERROR nova     self.socket_settings, 
self.read_timeout, self.write_timeout,
  57    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/amqp/transport.py", line 188, 
in _init_socket
  58    2020-11-03 10:32:33.812 6 ERROR nova     self._setup_transport()
  59    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/amqp/transport.py", line 323, 
in _setup_transport
  60    2020-11-03 10:32:33.812 6 ERROR nova     self.sock = 
self._wrap_socket(self.sock, **self.sslopts)
  61    2020-11-03 10:32:33.812 6 ERROR nova   File 
"/var/lib/kolla/venv/lib/python3.6/site-packages/amqp/transport.py", line 330, 
in _wrap_socket
  62    2020-11-03 10:32:33.812 6 ERROR nova     return 
self._wrap_socket_sni(sock, **sslopts)
  63    2020-11-03 10:32:33.812 6 ERROR nova TypeError: _wrap_socket_sni() got 
an unexpected keyword argument 'ca_certs'
  64    2020-11-03 10:32:33.812 6 ERROR nova 
  65

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