keystone raise 500 error when authenticate with "mapped"

[wangxiyuan]

When authenticate with "mapped" method, if users forget to add "identity_provider" or "protocol" keypair, keystone will raise 500 error.

In this case, keystone should raise 400 Bad Request.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/517854

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/517854
Committed: https://git.openstack.org/cgit/openstack/keystone/commit/?id=503882cb8c251cc948d50d07083666df439bf215
Submitter: Zuul
Branch: master

commit 503882cb8c251cc948d50d07083666df439bf215
Author: wangxiyuan <email address hidden>
Date: Mon Nov 6 11:58:56 2017 +0800

    Fix 500 error when authenticate with "mapped"

    When authenticate with "mapped" method, if users forget to add
    "identity_provider" or "protocol" keypair, keystone will raise
    500 error.

    In this case, keystone should raise 400 error(ValidationError).

    Change-Id: I85feb078b7fb2a5b091407fa69db7409a9c75199
    Closes-bug: #1730270

[Lance Bragstad (lbragstad)]

According to the API guidelines, we should be able to change a HTTP 500 -> 400. But, we should add some sort of functional test in this case since it's something we can test with the API.

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/keystone 13.0.0.0b2 development milestone.