[openstack-dev] Troubleshooting the nova api extension

Kevin L. Mitchell kevin.mitchell at rackspace.com
Mon Sep 24 15:06:53 UTC 2012


On Mon, 2012-09-24 at 15:09 +0530, Trinath Somanchi wrote:
> Here, The URI, /server/metadetail? is not being mapped to the method
> "metadetail()" method present in the   extension. 
> 
> Also, its that, the WSGI is mapping, the URI to "show" method rather
> than the "metadetail" method.  'wsgiorg.routing_args':
> (<routes.util.URLGenerator object at 0x36f64d0>, {'action': u'show',
> 'controller': <nova.api.openstack.wsgi.Resource object at 0x4644750>,
> 'project_id': u'e216fcb54dc944a8ab16e4e325299643', 'id':
> u'metadetail'}) 
> 
> Please guide me on how to fix the issue such that the URL with
> "/server/metadetail" is mapped to the "metadetail" method in the new
> extension. 

Unfortunately, this isn't going to be possible using a
ControllerExtension, because of the way nova sets up its routes—there's
no way to merge the controller actions from the ControllerExtension with
the creation of the server resource.  Try a ResourceExtension with the
servers resource as the parent; that may work better for you.
-- 
Kevin L. Mitchell <kevin.mitchell at rackspace.com>




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