Blazar failing with keystoneclient 4.5.0

[Pierre Riteau]

All Blazar commands are failing with Internal Server Error. Trace on the blazar-api side:

ERROR blazar.api.v1.utils [None req-d6a8e149-5b61-451f-9437-fa413ee3f71c service blazar] Traceback (most recent call last):
  File "/usr/local/lib/python3.8/dist-packages/blazar/api/v1/utils.py", line 94, in handler
    return func(flask.request, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/blazar/api/v1/oshosts/v1_0.py", line 42, in computehosts_create
    return api_utils.render(host=_api.create_computehost(data))
  File "/usr/local/lib/python3.8/dist-packages/blazar/utils/__init__.py", line 32, in __run_method
    return getattr(self.instance, __name)(*args, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/blazar/policy.py", line 119, in wrapped
    return func(self, *args, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/blazar/utils/trusts.py", line 91, in wrapped
    trust = create_trust()
  File "/usr/local/lib/python3.8/dist-packages/blazar/utils/trusts.py", line 36, in create_trust
    trust = client.trusts.create(trustor_user=ctx.user_id,
  File "/usr/local/lib/python3.8/dist-packages/keystoneclient/v3/contrib/trusts.py", line 74, in create
    return super(TrustManager, self).create(
  File "/usr/local/lib/python3.8/dist-packages/keystoneclient/base.py", line 86, in func
    return f(*args, **new_kwargs)
  File "/usr/local/lib/python3.8/dist-packages/keystoneclient/base.py", line 383, in create
    return self._post(
  File "/usr/local/lib/python3.8/dist-packages/keystoneclient/base.py", line 192, in _post
    resp, body = self.client.post(url, body=body, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/keystoneauth1/adapter.py", line 401, in post
    return self.request(url, 'POST', **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/keystoneauth1/adapter.py", line 554, in request
    resp = super(LegacyJsonAdapter, self).request(*args, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/keystoneauth1/adapter.py", line 257, in request
    return self.session.request(url, method, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/keystoneclient/session.py", line 370, in request
    raise exceptions.EndpointNotFound(msg)
keystoneauth1.exceptions.catalog.EndpointNotFound: Endpoint for identity service
: keystoneauth1.exceptions.catalog.EndpointNotFound: Endpoint for identity service

This appears to be caused by the upgrade to python-keystoneclient 4.5.0.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/blazar/+/843164
Committed: https://opendev.org/openstack/blazar/commit/ce88bac795c23b775ea750be8c358a4c3e3ba587
Submitter: "Zuul (22348)"
Branch: master

commit ce88bac795c23b775ea750be8c358a4c3e3ba587
Author: Jason Anderson <email address hidden>
Date: Wed Apr 14 17:17:46 2021 -0500

    Update keystone client to use base client kwargs

    Change-Id: I700630802e38c7c930d77f5d23786ad81c42f608
    Closes-Bug: #1975508

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/blazar 10.0.0.0rc1 release candidate.