parent.remove(node)
else:
sliver_info = slivers_dict[hostname]
- node.set('client_id', hostname)
- if sliver_urn:
- slice_id = sliver_info.get('slice_id', -1)
- node_id = sliver_info.get('node_id', -1)
- sliver_id = urn_to_sliver_id(sliver_urn, slice_id, node_id)
- node.set('sliver_id', sliver_id)
-
- # remove existing sliver_type tags,it needs to be recreated
- sliver_elem = node.xpath('./default:sliver_type | ./sliver_type', namespaces=self.namespaces)
- if sliver_elem and isinstance(sliver_elem, list):
- sliver_elem = sliver_elem[0]
- node.remove(sliver_elem)
-
- sliver_elem = etree.SubElement(node, 'sliver_type', name='plab-vnode')
- for tag in sliver_info.get('tags', []):
- if tag['tagname'] == 'flack_info':
- e = etree.SubElement(sliver_elem, '{%s}info' % self.namespaces['flack'], attrib=eval(tag['value']))
- elif tag['tagname'] == 'initscript':
- e = etree.SubElement(sliver_elem, '{%s}initscript' % self.namespaces['planetlab'], attrib={'name': tag['value']})
+ sliver_type_elements = node.xpath('./sliver_type', namespaces=self.namespaces)
+ available_sliver_types = [element.attrib['name'] for element in sliver_type_elements]
+ valid_sliver_types = ['emulab-openvz', 'raw-pc']
+ requested_sliver_type = None
+ for valid_sliver_type in valid_sliver_types:
+ if valid_sliver_type in available_sliver_type:
+ requested_sliver_type = valid_sliver_type
+
+ if requested_sliver_type:
+ # remove existing sliver_type tags,it needs to be recreated
+ sliver_elem = node.xpath('./default:sliver_type | ./sliver_type', namespaces=self.namespaces)
+ if sliver_elem and isinstance(sliver_elem, list):
+ sliver_elem = sliver_elem[0]
+ node.remove(sliver_elem)
+ # set the client id
+ node.set('client_id', hostname)
+ if sliver_urn:
+ # set the sliver id
+ slice_id = sliver_info.get('slice_id', -1)
+ node_id = sliver_info.get('node_id', -1)
+ sliver_id = urn_to_sliver_id(sliver_urn, slice_id, node_id)
+ node.set('sliver_id', sliver_id)
+
+ # add the sliver element
+ sliver_elem = etree.SubElement(node, 'sliver_type', name=requested_sliver_type)
+ for tag in sliver_info.get('tags', []):
+ if tag['tagname'] == 'flack_info':
+ e = etree.SubElement(sliver_elem, '{%s}info' % self.namespaces['flack'], attrib=eval(tag['value']))
+ elif tag['tagname'] == 'initscript':
+ e = etree.SubElement(sliver_elem, '{%s}initscript' % self.namespaces['planetlab'], attrib={'name': tag['value']})
+ else:
+ # node isn't usable. just remove it from the request
+ parent = node.getparent()
+ parent.remove(node)
def remove_slivers(self, slivers, network=None, no_dupes=False):