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[Matt Riedemann <mriedem@xxxxxxxxxx>]

It's blowing up trying to connect to glance because you don't have
CONF.glance.api_servers set in nova.conf on your API node.:

2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions for api_server in CONF.glance.api_servers:
2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions TypeError: 'NoneType' object is not iterable

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

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https://bugs.launchpad.net/bugs/1647395

Title:
  Unexpected API Error  while launch an instance

Status in OpenStack Compute (nova):
  Invalid

Bug description:
  Server Ubuntu(16.10), VirtualBox 5.1.10 (Controller, Compute, 2 Nat Service NIC)
  Compute QEMU

  Openstack: Newton

  Following error occurs when trying to launch any instance:


  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 73, in wrapper
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 73, in wrapper
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 73, in wrapper
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/openstack/compute/servers.py", line 631, in create
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     **create_kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/hooks.py", line 154, in inner
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     rv = f(*args, **kwargs)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 1527, in create
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     check_server_group_quota=check_server_group_quota)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 1111, in _create_instance
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     image_id, boot_meta = self._get_image(context, image_href)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 777, in _get_image
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     image = self.image_api.get(context, image_href)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/api.py", line 93, in get
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     show_deleted=show_deleted)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 477, in show
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     _reraise_translated_image_exception(image_id)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 1069, in _reraise_translated_image_exception
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     six.reraise(new_exc, None, exc_trace)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 475, in show
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     image = self._client.call(context, 2, 'get', image_id)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 173, in call
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     version)
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 152, in _create_onetime_client
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     self.api_servers = get_api_servers()
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/image/glance.py", line 114, in get_api_servers
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions     for api_server in CONF.glance.api_servers:
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions TypeError: 'NoneType' object is not iterable
  2016-12-05 15:32:12.150 2998 ERROR nova.api.openstack.extensions
  2016-12-05 15:32:12.155 2998 INFO nova.api.openstack.wsgi [req-adef7e01-3cca-4811-be11-c51f31908ce1 5c672198e2954c3880276929668a52b9 e04babbaea404bb699f1a56d09a851b2 - 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.
  <type 'exceptions.TypeError'>
  2016-12-05 15:32:12.161 2998 INFO nova.osapi_compute.wsgi.server [req-adef7e01-3cca-4811-be11-c51f31908ce1 5c672198e2954c3880276929668a52b9 e04babbaea404bb699f1a56d09a851b2 - default default] 10.0.0.11 "POST /v2.1/e04babbaea404bb699f1a56d09a851b2/servers HTTP/1.1" status: 500 len: 560 time: 1.6262500                 .              .

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