Files
nova/plugins/xenserver/xenapi
Cerberus cd5aba9d1d foo
2011-02-15 18:02:57 -06:00
..
foo
2011-02-15 18:02:57 -06:00

This directory contains files that are required for the XenAPI support.  They
should be installed in the XenServer / Xen Cloud Platform domain 0.

Also, you need to

chmod u+x /etc/xapi.d/plugins/objectstore