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Viewing changes to nova/api/openstack/extensions.py

  • Committer: Lvov Maxim
  • Date: 2011-07-26 05:50:05 UTC
  • mfrom: (1320 nova)
  • mto: This revision was merged to the branch mainline in revision 1322.
  • Revision ID: usrleon@gmail.com-20110726055005-7olsp0giqup3pao7
merge with trunk, resolve conflicts

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nova/api/openstack/extensions.py
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import routes
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import webob.dec
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import webob.exc
 
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from xml.etree import ElementTree
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from nova import exception
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from nova import flags
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    def show(self, req, id):
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        # NOTE(dprince): the extensions alias is used as the 'id' for show
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        ext = self.extension_manager.extensions[id]
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        return self._translate(ext)
 
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        return dict(extension=self._translate(ext))
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    def delete(self, req, id):
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        raise faults.Fault(webob.exc.HTTPNotFound())
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        mapper = routes.Mapper()
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        serializer = wsgi.ResponseSerializer(
 
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            {'application/xml': ExtensionsXMLSerializer()})
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        # extended resources
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        for resource in ext_mgr.get_resources():
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            LOG.debug(_('Extended resource: %s'),
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                        resource.collection)
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            mapper.resource(resource.collection, resource.collection,
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                            controller=wsgi.Resource(resource.controller),
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                            collection=resource.collection_actions,
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                            member=resource.member_actions,
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                            parent_resource=resource.parent)
 
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                controller=wsgi.Resource(
 
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                    resource.controller, serializer=serializer),
 
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                collection=resource.collection_actions,
 
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                member=resource.member_actions,
 
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                parent_resource=resource.parent)
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        # extended actions
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        action_resources = self._action_ext_resources(application, ext_mgr,
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        self.parent = parent
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        self.collection_actions = collection_actions
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        self.member_actions = member_actions
 
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class ExtensionsXMLSerializer(wsgi.XMLDictSerializer):
 
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    def show(self, ext_dict):
 
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        ext = self._create_ext_elem(ext_dict['extension'])
 
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        return self._to_xml(ext)
 
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    def index(self, exts_dict):
 
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        exts = ElementTree.Element('extensions')
 
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        for ext_dict in exts_dict['extensions']:
 
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            exts.append(self._create_ext_elem(ext_dict))
 
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        return self._to_xml(exts)
 
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    def _create_ext_elem(self, ext_dict):
 
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        """Create an extension xml element from a dict."""
 
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        ext_elem = ElementTree.Element('extension')
 
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        ext_elem.set('name', ext_dict['name'])
 
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        ext_elem.set('namespace', ext_dict['namespace'])
 
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        ext_elem.set('alias', ext_dict['alias'])
 
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        ext_elem.set('updated', ext_dict['updated'])
 
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        desc = ElementTree.Element('description')
 
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        desc.text = ext_dict['description']
 
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        ext_elem.append(desc)
 
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        for link in ext_dict.get('links', []):
 
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            elem = ElementTree.Element('atom:link')
 
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            elem.set('rel', link['rel'])
 
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            elem.set('href', link['href'])
 
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            elem.set('type', link['type'])
 
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            ext_elem.append(elem)
 
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        return ext_elem
 
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    def _to_xml(self, root):
 
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        """Convert the xml tree object to an xml string."""
 
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        root.set('xmlns', wsgi.XMLNS_V11)
 
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        root.set('xmlns:atom', wsgi.XMLNS_ATOM)
 
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        return ElementTree.tostring(root, encoding='UTF-8')