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[Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>]

** Changed in: nova
       Status: Fix Committed => Fix Released

** Changed in: nova
    Milestone: None => havana-rc1

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https://bugs.launchpad.net/bugs/1194696

Title:
  register_storage_use JSON error

Status in OpenStack Compute (Nova):
  Fix Released

Bug description:
  When using shared storage and image cache cleanup I get the following
  error:

  2013-06-26 09:28:39.483 28612 ERROR nova.manager [-] Error during ComputeManager._run_image_cache_manager_pass: Extra data: line 1 column 51 - line 1 column 52 (char 51 - 52)
  2013-06-26 09:28:39.483 28612 TRACE nova.manager Traceback (most recent call last):
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in periodic_tasks
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     task(self, context)
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4042, in _run_image_cache_manager_pass
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     storage_users.register_storage_use(CONF.instances_path, CONF.host)
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line 228, in inner
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     retval = f(*args, **kwargs)
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 40, in register_storage_use
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     d = json.loads(f.read())
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/json/__init__.py", line 326, in loads
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     return _default_decoder.decode(s)
  2013-06-26 09:28:39.483 28612 TRACE nova.manager   File "/usr/lib/python2.7/json/decoder.py", line 369, in decode
  2013-06-26 09:28:39.483 28612 TRACE nova.manager     raise ValueError(errmsg("Extra data", s, end, len(s)))


  The content of my compute_nodes file is:

  {"cc1": 1372201741.468479, "cc2": 1372201743.64854}}

  You'll see it has an extra }

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