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 = Element.get_elements(xml, '//network', fields=['name'])
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_elems = Element.add_elements(xml, 'network', {'name': Xrn(network_urn).get_hrn()})
28 network_elem = network_elems[0]
32 node_fields = ['component_manager_id', 'component_id', 'boot_state']
33 elems = Element.add_elements(network_elem, '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_tag = node_elem.add_element('hostname')
47 hostname_tag.set_text(component_name)
50 if 'authority_id' in node and node['authority_id']:
51 node_elem.set('site_id', node['authority_id'])
53 location_elems = Element.add_elements(node_elem, 'location', node.get('location', []), Location.fields)
54 interface_elems = Element.add_elements(node_elem, 'interface', node.get('interfaces', []), Interface.fields)
56 #if 'bw_unallocated' in node and node['bw_unallocated']:
57 # bw_unallocated = etree.SubElement(node_elem, 'bw_unallocated', units='kbps').text = str(int(node['bw_unallocated'])/1000)
59 PGv2Services.add_services(node_elem, node.get('services', []))
60 SFAv1PLTag.add_pl_tags(node_elem, node.get('tags', []))
61 SFAv1Sliver.add_slivers(node_elem, node.get('slivers', []))
64 def add_slivers(xml, slivers):
66 for sliver in slivers:
68 if isinstance(sliver, str):
69 filter['component_id'] = '*%s*' % sliver
71 elif 'component_id' in sliver and sliver['component_id']:
72 filter['component_id'] = '*%s*' % sliver['component_id']
75 nodes = SFAv1Node.get_nodes(xml, filter)
79 SFAv1Sliver.add_slivers(node, sliver)
82 def remove_slivers(xml, hostnames):
83 for hostname in hostnames:
84 nodes = SFAv1Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
86 slivers = SFAv1Slivers.get_slivers(node.element)
87 for sliver in slivers:
88 node.element.remove(sliver.element)
91 def get_nodes(xml, filter={}):
92 xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
93 node_elems = xml.xpath(xpath)
94 return SFAv1Node.get_node_objs(node_elems)
97 def get_nodes_with_slivers(xml):
98 xpath = '//node/sliver | //default:node/default:sliver'
99 node_elems = xml.xpath(xpath)
100 return SFAv1Node.get_node_objs(node_elems)
104 def get_node_objs(node_elems):
106 for node_elem in node_elems:
107 node = Node(node_elem.attrib, node_elem)
108 if 'site_id' in node_elem.attrib:
109 node['authority_id'] = node_elem.attrib['site_id']
110 location_objs = Element.get_elements(node_elem, './default:location | ./location', Location)
111 if len(location_objs) > 0:
112 node['location'] = location_objs[0]
113 bwlimit_objs = Element.get_elements(node_elem, './default:bw_limit | ./bw_limit', BWlimit)
114 if len(bwlimit_objs) > 0:
115 node['bwlimit'] = bwlimit_objs[0]
116 node['interfaces'] = Element.get_elements(node_elem, './default:interface | ./interface', Interface)
117 node['services'] = PGv2Services.get_services(node_elem)
118 node['slivers'] = SFAv1Sliver.get_slivers(node_elem)
119 node['tags'] = SFAv1PLTag.get_pl_tags(node_elem, ignore=Node.fields.keys())