1 from sfa.util.sfalogging import logger
2 from sfa.util.xml import XpathFilter
3 from sfa.util.plxrn import PlXrn, xrn_to_hostname
4 from sfa.util.xrn import Xrn
5 from sfa.rspecs.elements.element import Element
6 from sfa.rspecs.elements.node import Node
7 from sfa.rspecs.elements.sliver import Sliver
8 from sfa.rspecs.elements.location import Location
9 from sfa.rspecs.elements.hardware_type import HardwareType
10 from sfa.rspecs.elements.disk_image import DiskImage
11 from sfa.rspecs.elements.interface import Interface
12 from sfa.rspecs.elements.bwlimit import BWlimit
13 from sfa.rspecs.elements.pltag import PLTag
14 from sfa.rspecs.elements.versions.sfav1Sliver import SFAv1Sliver
15 from sfa.rspecs.elements.versions.sfav1PLTag import SFAv1PLTag
16 from sfa.rspecs.elements.versions.pgv2Services import PGv2Services
21 def add_nodes(xml, nodes):
22 network_elems = xml.xpath('//network')
23 if len(network_elems) > 0:
24 network_elem = network_elems[0]
25 elif len(nodes) > 0 and nodes[0].get('component_manager_id'):
26 network_urn = nodes[0]['component_manager_id']
27 network_elem = xml.add_element('network', name = Xrn(network_urn).get_hrn()[0])
33 node_fields = ['component_manager_id', 'component_id', 'boot_state']
34 node_elem = network_elem.add_instance('node', node, node_fields)
35 node_elems.append(node_elem)
37 # determine network hrn
39 if 'component_manager_id' in node and node['component_manager_id']:
40 network_hrn = Xrn(node['component_manager_id']).get_hrn()
42 # set component_name attribute and hostname element
43 if 'component_id' in node and node['component_id']:
44 component_name = xrn_to_hostname(node['component_id'])
45 node_elem.set('component_name', component_name)
46 hostname_elem = node_elem.add_element('hostname')
47 hostname_elem.set_text(component_name)
50 if 'authority_id' in node and node['authority_id']:
51 node_elem.set('site_id', node['authority_id'])
54 location = node.get('location')
56 node_elem.add_instance('location', location, Location.fields)
58 for interface in node.get('interfaces', []):
59 node_elem.add_instance('interface', interface, ['component_id', 'client_id', 'ipv4'])
61 #if 'bw_unallocated' in node and node['bw_unallocated']:
62 # bw_unallocated = etree.SubElement(node_elem, 'bw_unallocated', units='kbps').text = str(int(node['bw_unallocated'])/1000)
64 PGv2Services.add_services(node_elem, node.get('services', []))
65 SFAv1PLTag.add_pl_tags(node_elem, node.get('tags', []))
66 SFAv1Sliver.add_slivers(node_elem, node.get('slivers', []))
69 def add_slivers(xml, slivers):
71 for sliver in slivers:
73 if isinstance(sliver, str):
74 filter['component_id'] = '*%s*' % sliver
76 elif 'component_id' in sliver and sliver['component_id']:
77 filter['component_id'] = '*%s*' % sliver['component_id']
80 nodes = SFAv1Node.get_nodes(xml, filter)
84 SFAv1Sliver.add_slivers(node, sliver)
87 def remove_slivers(xml, hostnames):
88 for hostname in hostnames:
89 nodes = SFAv1Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
91 slivers = SFAv1Slivers.get_slivers(node.element)
92 for sliver in slivers:
93 node.element.remove(sliver.element)
96 def get_nodes(xml, filter={}):
97 xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
98 node_elems = xml.xpath(xpath)
99 return SFAv1Node.get_node_objs(node_elems)
102 def get_nodes_with_slivers(xml):
103 xpath = '//node[count(sliver)>0] | //default:node[count(default:sliver)>0]'
104 node_elems = xml.xpath(xpath)
105 return SFAv1Node.get_node_objs(node_elems)
109 def get_node_objs(node_elems):
111 for node_elem in node_elems:
112 node = Node(node_elem.attrib, node_elem)
113 if 'site_id' in node_elem.attrib:
114 node['authority_id'] = node_elem.attrib['site_id']
116 location_elems = node_elem.xpath('./default:location | ./location')
117 locations = [loc_elem.get_instance(Location) for loc_elem in location_elems]
118 if len(locations) > 0:
119 node['location'] = locations[0]
121 bwlimit_elems = node_elem.xpath('./default:bw_limit | ./bw_limit')
122 bwlimits = [bwlimit_elem.get_instance(BWlimit) for bwlimit_elem in bwlimit_elems]
123 if len(bwlimits) > 0:
124 node['bwlimit'] = bwlimits[0]
126 iface_elems = node_elem.xpath('./default:interface | ./interface')
127 ifaces = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]
128 node['interfaces'] = ifaces
130 node['services'] = PGv2Services.get_services(node_elem)
132 node['slivers'] = SFAv1Sliver.get_slivers(node_elem)
134 node['tags'] = SFAv1PLTag.get_pl_tags(node_elem, ignore=Node.fields)