4 from StringIO import StringIO
5 from sfa.util.xrn import *
6 from sfa.rspecs.rspec import RSpec
7 from sfa.rspecs.version_manager import VersionManager
9 class SfaRSpecConverter:
12 def to_pg_rspec(rspec, content_type = None):
13 if not isinstance(rspec, RSpec):
14 sfa_rspec = RSpec(rspec)
18 if not content_type or content_type not in \
19 ['ad', 'request', 'manifest']:
20 content_type = sfa_rspec.version.content_type
23 version_manager = VersionManager()
24 pg_version = version_manager._get_version('protogeni', '2', 'request')
25 pg_rspec = RSpec(version=pg_version)
28 networks = sfa_rspec.version.get_networks()
30 for network in networks:
32 sfa_node_elements = sfa_rspec.version.get_node_elements(network=network)
33 for sfa_node_element in sfa_node_elements:
36 node_attrs['exclusive'] = 'false'
37 node_attrs['component_manager_id'] = network
38 if sfa_node_element.find('hostname') != None:
39 node_attrs['component_name'] = sfa_node_element.find('hostname').text
40 if sfa_node_element.find('urn') != None:
41 node_attrs['component_id'] = sfa_node_element.find('urn').text
42 node_element = pg_rspec.xml.add_element('node', node_attrs)
44 # create node_type element
45 for hw_type in ['plab-pc', 'pc']:
46 hdware_type_element = pg_rspec.xml.add_element('hardware_type', {'name': hw_type}, parent=node_element)
47 # create available element
48 pg_rspec.xml.add_element('available', {'now': 'true'}, parent=node_element)
49 # create locaiton element
50 # We don't actually associate nodes with a country.
51 # Set country to "unknown" until we figure out how to make
52 # sure this value is always accurate.
53 location = sfa_node_element.find('location')
56 location_attrs['country'] = location.get('country', 'unknown')
57 location_attrs['latitude'] = location.get('latitiue', 'None')
58 location_attrs['longitude'] = location.get('longitude', 'None')
59 pg_rspec.xml.add_element('location', location_attrs, parent=node_element)
61 sliver_element = sfa_node_element.find('sliver')
62 if sliver_element != None:
63 if content_type == 'request':
64 # remove all child elements
65 for child in sfa_node_element.iterchildren():
66 sfa_node_element.remove(child)
68 pg_rspec.xml.add_element('sliver_type', {'name': 'planetlab-vnode'}, parent=node_element)
70 return pg_rspec.toxml()
72 if __name__ == '__main__':
75 print SfaRSpecConverter.to_pg_rspec(sys.argv[1])