[Bug 1834565] Re: python 3.7: wrap_socket() got an unexpected keyword argument '_context'

Corey Bryant corey.bryant at canonical.com
Mon Jan 13 15:28:24 UTC 2020 

Also this was verified successfully on stein-proposed.

root at b1:~# python3 << EOF
> import eventlet
> eventlet.monkey_patch()
> 
> import socket
> import ssl
> 
> sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
> wrappedSocket = ssl.wrap_socket(sock)
> EOF
root at b1:~# apt policy python3-eventlet
python3-eventlet:
  Installed: 0.24.1-0ubuntu3.1~cloud0
  Candidate: 0.24.1-0ubuntu3.1~cloud0
  Version table:
 *** 0.24.1-0ubuntu3.1~cloud0 500
        500 http://ubuntu-cloud.archive.canonical.com/ubuntu bionic-proposed/stein/main amd64 Packages
        100 /var/lib/dpkg/status
     0.20.0-4 500
        500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages


** Tags removed: verification-stein-needed
** Tags added: verification-stein-done

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https://bugs.launchpad.net/bugs/1834565

Title:
  python 3.7: wrap_socket() got an unexpected keyword argument
  '_context'

Status in Ubuntu Cloud Archive:
  Fix Released
Status in Ubuntu Cloud Archive stein series:
  Fix Released
Status in Ubuntu Cloud Archive train series:
  Fix Released
Status in eventlet:
  Unknown
Status in python-eventlet package in Ubuntu:
  Fix Released
Status in python-eventlet source package in Disco:
  Fix Released
Status in python-eventlet source package in Eoan:
  Fix Released

Bug description:
  [Impact]
  Unable to enable TLS termination of any endpoints for OpenStack with Python 3.7.

  [Test Case]
  sudo apt install python3-eventlet
  python3 << EOF
  import eventlet
  eventlet.monkey_patch()

  import socket
  import ssl

  sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  wrappedSocket = ssl.wrap_socket(sock)
  EOF

  Traceback (most recent call last):
    File "<stdin>", line 8, in <module>
    File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 403, in wrap_socket
      return GreenSSLSocket(sock, *a, **kw)
    File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 80, in __init__
      *args, **kw
    File "/usr/lib/python3.7/ssl.py", line 1222, in wrap_socket
      suppress_ragged_eofs=suppress_ragged_eofs
    File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 426, in wrap_socket
      return GreenSSLSocket(sock, *a, _context=self, **kw)
    File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 80, in __init__
      *args, **kw
  TypeError: wrap_socket() got an unexpected keyword argument '_context'

  [Regression Potential]
  Low; codepaths are all Python 3.7 specific due to internal changes in the SSL implementation.

  [Original bug report]
  In an SSL enabled OpenStack Stein deploy, deployed on Disco, the cinder-scheduler service is crashing with the below stacktrace:

  2019-06-27 18:35:07.593 5427 WARNING cinder.scheduler.host_manager [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] volume service is down. (host: juju-20eff5-mojo-0-7 at LVM)
  2019-06-27 18:35:07.594 5427 WARNING cinder.scheduler.host_manager [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] volume service is down. (host: cinder at cinder-ceph)
  2019-06-27 18:35:07.610 5427 INFO cinder.rpc [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Automatically selected cinder-volume objects version 1.37 as minimum service version.
  2019-06-27 18:35:07.619 5427 INFO cinder.rpc [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Automatically selected cinder-volume RPC version 3.16 as minimum service version.
  2019-06-27 18:35:07.638 5427 INFO cinder.rpc [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Automatically selected cinder-scheduler objects version 1.37 as minimum service version.
  2019-06-27 18:35:07.647 5427 INFO cinder.rpc [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Automatically selected cinder-scheduler RPC version 3.11 as minimum service version.
  2019-06-27 18:35:07.702 5427 WARNING oslo_config.cfg [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
  2019-06-27 18:35:07.703 5427 WARNING oslo_config.cfg [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Deprecated: Option "signing_dir" from group "keystone_authtoken" is deprecated for removal (PKI token format is no longer supported.).  Its value may be silently ignored in the future.
  2019-06-27 18:35:07.705 5427 WARNING oslo_config.cfg [req-9c5d17cd-1414-482a-bfc9-a6bef2369637 - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
  2019-06-27 18:35:07.726 5427 INFO cinder.service [-] Starting cinder-scheduler node (version 14.0.0)
  2019-06-27 18:35:07.736 5427 INFO cinder.manager [req-e208c3e5-83e5-4c5b-85a3-1f5e09c86da9 - - - - -] Initiating service 4 cleanup
  2019-06-27 18:35:07.745 5427 INFO cinder.manager [req-e208c3e5-83e5-4c5b-85a3-1f5e09c86da9 - - - - -] Service 4 cleanup completed.
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service [req-e208c3e5-83e5-4c5b-85a3-1f5e09c86da9 - - - - -] Error starting thread.: TypeError: wrap_socket() got an unexpected keyword argument '_context'
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service Traceback (most recent call last):
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_service/service.py", line 796, in run_service
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     service.start()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/cinder/service.py", line 236, in start
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.rpcserver.start()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/server.py", line 270, in wrapper
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     log_after, timeout_timer)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/server.py", line 190, in run_once
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     post_fn = fn()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/server.py", line 269, in <lambda>
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     states[state].run_once(lambda: fn(self, *args, **kwargs),
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/server.py", line 414, in start
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.listener = self._create_listener()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/rpc/server.py", line 151, in _create_listener
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return self.transport._listen(self._target, 1, None)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/transport.py", line 143, in _listen
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     batch_timeout)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 652, in listen
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     conn = self._get_connection(rpc_common.PURPOSE_LISTEN)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 559, in _get_connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     purpose=purpose)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/common.py", line 407, in __init__
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.connection = connection_pool.create(purpose)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/pool.py", line 144, in create
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return self.connection_cls(self.conf, self.url, purpose)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/impl_rabbit.py", line 531, in __init__
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.ensure_connection()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/oslo_messaging/_drivers/impl_rabbit.py", line 646, in ensure_connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.connection.ensure_connection(errback=on_error)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/connection.py", line 405, in ensure_connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     callback)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/utils/functional.py", line 332, in retry_over_time
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return fun(*args, **kwargs)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/connection.py", line 261, in connect
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return self.connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/connection.py", line 802, in connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self._connection = self._establish_connection()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/connection.py", line 757, in _establish_connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     conn = self.transport.establish_connection()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/kombu/transport/pyamqp.py", line 130, in establish_connection
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     conn.connect()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/connection.py", line 307, in connect
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.transport.connect()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/transport.py", line 83, in connect
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.socket_settings, self.read_timeout, self.write_timeout,
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/transport.py", line 187, in _init_socket
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self._setup_transport()
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/transport.py", line 302, in _setup_transport
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     self.sock = self._wrap_socket(self.sock, **self.sslopts)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/transport.py", line 309, in _wrap_socket
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return self._wrap_socket_sni(sock, **sslopts)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/amqp/transport.py", line 344, in _wrap_socket_sni
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     sock = ssl.wrap_socket(**opts)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 403, in wrap_socket
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return GreenSSLSocket(sock, *a, **kw)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 80, in __init__
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     *args, **kw
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3.7/ssl.py", line 1222, in wrap_socket
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     suppress_ragged_eofs=suppress_ragged_eofs
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 426, in wrap_socket
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     return GreenSSLSocket(sock, *a, _context=self, **kw)
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service   File "/usr/lib/python3/dist-packages/eventlet/green/ssl.py", line 80, in __init__
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service     *args, **kw
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service TypeError: wrap_socket() got an unexpected keyword argument '_context'
  2019-06-27 18:35:07.776 5427 ERROR oslo_service.service

  Additionally, charm-neutron-gateway has the same stacktrace in the
  mentioned services.

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