3 from StringIO import StringIO
4 from sfa.rspecs.rspec import RSpec
5 from sfa.util.xrn import *
6 from sfa.util.plxrn import hostname_to_urn
7 from sfa.util.config import Config
11 header = '<?xml version="1.0"?>\n'
12 namespaces = {'rspecv2':'http://www.protogeni.net/resources/rspec/0.2',
13 'xsi': 'http://www.w3.org/2001/XMLSchema-instance'
15 schemas = {'xsi': 'http://www.protogeni.net/resources/rspec/0.2 http://www.protogeni.net/resources/rspec/0.2/ad.xsd'
18 def create(self, type="advertisement"):
20 for namespace in self.namespaces:
22 if namespace not in 'rspecv2':
23 xmlns = xmlns + ":" + namespace
24 self.xml.set(xmlns, self.namespaces[namespace])
25 for schema in self.schemas:
26 self.xml.set(schema+":schemaLocation", self.schemas[schema])
28 def get_network(self):
30 nodes = self.xml.xpath('//rspecv2:node[@component_manager_uuid][1]', self.namespaces)
32 network = nodes[0].get('component_manager_uuid')
35 def get_nodes(self, nodes_with_slivers=False):
36 nodes = self.xml.xpath('//rspecv2:node', self.namespaces)
39 def add_nodes(self, nodes, check_for_dupes=False):
40 if not isinstance(nodes, list):
44 if check_for_dupes and \
45 self.xml.xpath('//rspecv2:node[@component_uuid="%s"]' % urn, self.namespaces):
49 node_tag = etree.SubElement(self.xml, 'node')
50 node_type_tag = etree.SubElement(node_tag, 'node_type', type_name='pcvm', type_slots='100')
51 available_tag = etree.SubElement(node_tag, 'available').text = 'true'
52 exclusive_tag = etree.SubElement(node_tag, 'exclusive').text = 'false'
53 location_tag = etree.SubElement(node_tag, 'location')
54 interface_tag = etree.SubElement(node_tag, 'interface')
57 def add_slivers(self, slivers, check_for_dupes=False):
60 def add_links(self, links, check_for_dupes=False):
64 if __name__ == '__main__':