+++ /dev/null
-from sfa.util.xrn import Xrn, get_leaf
-from sfa.util.xml import XpathFilter
-
-from sfa.rspecs.elements.node import NodeElement
-from sfa.rspecs.elements.sliver import Sliver
-from sfa.rspecs.elements.location import Location
-from sfa.rspecs.elements.hardware_type import HardwareType
-from sfa.rspecs.elements.disk_image import DiskImage
-from sfa.rspecs.elements.interface import Interface
-from sfa.rspecs.elements.bwlimit import BWlimit
-from sfa.rspecs.elements.pltag import PLTag
-from sfa.rspecs.elements.v3.services import Services
-from sfa.rspecs.elements.versions.pgv2SliverType import PGv2SliverType
-from sfa.rspecs.elements.versions.pgv2Interface import PGv2Interface
-
-
-class Node:
- @staticmethod
- def add_nodes(xml, nodes):
- node_elems = []
- for node in nodes:
- node_fields = ['component_manager_id', 'component_id', 'client_id', 'sliver_id', 'exclusive']
- node_elem = xml.add_instance('node', node, node_fields)
- node_elems.append(node_elem)
- # set component name
- if node.get('component_id'):
- component_name = Xrn.unescape(get_leaf(Xrn(node['component_id']).get_hrn()))
- node_elem.set('component_name', component_name)
- # set hardware types
- if node.get('hardware_types'):
- for hardware_type in node.get('hardware_types', []):
- node_elem.add_instance('hardware_type', hardware_type, HardwareType.fields)
- # set location
- if node.get('location'):
- node_elem.add_instance('location', node['location'], Location.fields)
- # set interfaces
- PGv2Interface.add_interfaces(node_elem, node.get('interfaces'))
- #if node.get('interfaces'):
- # for interface in node.get('interfaces', []):
- # node_elem.add_instance('interface', interface, ['component_id', 'client_id'])
- # set available element
- if node.get('available'):
- available_elem = node_elem.add_element('available', now=node['available'])
- # add services
- Services.add_services(node_elem, node.get('services', []))
- # add slivers
- slivers = node.get('slivers', [])
- if not slivers:
- # we must still advertise the available sliver types
- slivers = Sliver({'type': 'plab-vserver'})
- # we must also advertise the available initscripts
- slivers['tags'] = []
- if node.get('pl_initscripts'):
- for initscript in node.get('pl_initscripts', []):
- slivers['tags'].append({'name': 'initscript', 'value': initscript['name']})
- PGv2SliverType.add_slivers(node_elem, slivers)
-
- return node_elems
-
- @staticmethod
- def get_nodes(xml, filter={}):
- xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
- node_elems = xml.xpath(xpath)
- return Node.get_node_objs(node_elems)
-
- @staticmethod
- def get_nodes_with_slivers(xml, filter={}):
- xpath = '//node[count(sliver_type)>0] | //default:node[count(default:sliver_type) > 0]'
- node_elems = xml.xpath(xpath)
- return Node.get_node_objs(node_elems)
-
- @staticmethod
- def get_node_objs(node_elems):
- nodes = []
- for node_elem in node_elems:
- node = NodeElement(node_elem.attrib, node_elem)
- nodes.append(node)
- if 'component_id' in node_elem.attrib:
- node['authority_id'] = Xrn(node_elem.attrib['component_id']).get_authority_urn()
-
- # get hardware types
- hardware_type_elems = node_elem.xpath('./default:hardware_type | ./hardware_type')
- node['hardware_types'] = [hw_type.get_instance(HardwareType) for hw_type in hardware_type_elems]
-
- # get location
- location_elems = node_elem.xpath('./default:location | ./location')
- locations = [location_elem.get_instance(Location) for location_elem in location_elems]
- if len(locations) > 0:
- node['location'] = locations[0]
-
- # get interfaces
- iface_elems = node_elem.xpath('./default:interface | ./interface')
- node['interfaces'] = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]
-
- # get services
- node['services'] = Services.get_services(node_elem)
-
- # get slivers
- node['slivers'] = PGv2SliverType.get_slivers(node_elem)
- available_elems = node_elem.xpath('./default:available | ./available')
- if len(available_elems) > 0 and 'name' in available_elems[0].attrib:
- if available_elems[0].attrib.get('now', '').lower() == 'true':
- node['boot_state'] = 'boot'
- else:
- node['boot_state'] = 'disabled'
- return nodes
-
-
- @staticmethod
- def add_slivers(xml, slivers):
- component_ids = []
- for sliver in slivers:
- filter = {}
- if isinstance(sliver, str):
- filter['component_id'] = '*%s*' % sliver
- sliver = {}
- elif 'component_id' in sliver and sliver['component_id']:
- filter['component_id'] = '*%s*' % sliver['component_id']
- if not filter:
- continue
- nodes = Node.get_nodes(xml, filter)
- if not nodes:
- continue
- node = nodes[0]
- PGv2SliverType.add_slivers(node, sliver)
-
- @staticmethod
- def remove_slivers(xml, hostnames):
- for hostname in hostnames:
- nodes = Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
- for node in nodes:
- slivers = PGv2SliverType.get_slivers(node.element)
- for sliver in slivers:
- node.element.remove(sliver.element)
-if __name__ == '__main__':
- from sfa.rspecs.rspec import RSpec
- import pdb
- r = RSpec('/tmp/emulab.rspec')
- r2 = RSpec(version = 'GENI')
- nodes = Node.get_nodes(r.xml)
- Node.add_nodes(r2.xml.root, nodes)
- #pdb.set_trace()
-
-
git://git.onelab.eu / sfa.git / blobdiff