1 from sfa.util.sfalogging import logger
2 from sfa.util.xml import XpathFilter
3 from sfa.util.xrn import Xrn
4 from sfa.util.sfatime import utcparse, datetime_to_string, datetime_to_epoch
7 #from sfa.rspecs.elements.versions.sfav1PLTag import SFAv1PLTag
8 #from sfa.rspecs.elements.versions.pgv2Services import PGv2Services
9 from sfa.rspecs.elements.lease import Lease
16 def add_leases(xml, leases):
18 network_elems = xml.xpath('//network')
19 if len(network_elems) > 0:
20 network_elem = network_elems[0]
22 network_urn = Xrn(leases[0]['component_id']).get_authority_urn().split(':')[0]
23 network_elem = xml.add_element('network', name = network_urn)
29 lease['start_time'] = datetime_to_string(utcparse(lease['start_time']))
31 lease_fields = ['lease_id', 'component_id', 'slice_id', 'start_time', 'duration']
32 lease_elem = network_elem.add_instance('lease', lease, lease_fields)
33 lease_elems.append(lease_elem)
37 def get_leases(xml, filter={}):
38 xpath = '//lease%s | //default:lease%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
39 lease_elems = xml.xpath(xpath)
40 return Iotlabv1Lease.get_lease_objs(lease_elems)
43 def get_lease_objs(lease_elems):
45 for lease_elem in lease_elems:
47 node_elems = lease_elem.xpath('./default:node | ./node')
48 for node_elem in node_elems:
49 lease = Lease(lease_elem.attrib, lease_elem)
50 lease['slice_id'] = lease_elem.attrib['slice_id']
51 lease['start_time'] = datetime_to_epoch(utcparse(lease_elem.attrib['start_time']))
52 lease['duration'] = lease_elem.attrib['duration']
53 lease['component_id'] = node_elem.attrib['component_id']