swift-bench can't use keystone auth

[François Charlier]

When specifying a keystone auth_url, swift-bench errors:

Traceback (most recent call last):
  File "/home/naz/.virtualenvs/openstack/bin/swift-bench", line 134, in <module>
    controller.run()
  File "/home/naz/.virtualenvs/openstack/lib/python2.6/site-packages/swift/common/bench.py", line 131, in run
    puts = BenchPUT(self.logger, self.conf, self.names)
  File "/home/naz/.virtualenvs/openstack/lib/python2.6/site-packages/swift/common/bench.py", line 210, in __init__
    Bench.__init__(self, logger, conf, names)
  File "/home/naz/.virtualenvs/openstack/lib/python2.6/site-packages/swift/common/bench.py", line 50, in __init__
    self.account = url.split('/')[-1]
AttributeError: 'NoneType' object has no attribute 'split'

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/8402

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/8402
Committed: http://github.com/openstack/swift/commit/ef3e556b72378427be2d5abe28b6090e1b991b53
Submitter: Jenkins
Branch: master

commit ef3e556b72378427be2d5abe28b6090e1b991b53
Author: François Charlier <email address hidden>
Date: Mon Jun 11 19:29:32 2012 +0200

    swift-bench should be able to use auth version 2.0

    Fixes Bug #1011727

    Change-Id: I6681bd85a5ddb82a1059913ae90696e5994aa906