+ def get_instances(self, urns):
+ # parse slice names and sliver ids
+ names = set()
+ ids = set()
+ for urn in urns:
+ xrn = OSXrn(xrn=urn)
+ if xrn.type == 'slice':
+ names.add(xrn.get_slice_name())
+ elif xrn.type == 'sliver':
+ ids.add(xrn.leaf)
+
+ # look up instances
+ instances = []
+ filter = {}
+ if names:
+ filter['name'] = names
+ if ids:
+ filter['id'] = ids
+ servers = self.driver.shell.nova_manager.servers.findall(**filter)
+ instances.extend(servers)
+
+ return instances
+
+ def instance_to_rspec_node(self, instance):
+ # determine node urn
+ node_xrn = instance.metadata.get('component_id')
+ if not node_xrn:
+ node_xrn = OSXrn('cloud', type='node')
+ else:
+ node_xrn = OSXrn(xrn=node_xrn, type='node')
+
+ rspec_node = Node()
+ rspec_node['component_id'] = node_xrn.urn
+ rspec_node['component_name'] = node_xrn.name
+ rspec_node['component_manager_id'] = Xrn(self.driver.hrn, 'authority+cm').get_urn()
+ rspec_node['sliver_id'] = OSXrn(name=instance.name, type='slice', id=instance.id).get_urn()
+ if instance.metadata.get('client_id'):
+ rspec_node['client_id'] = instance.metadata.get('client_id')
+
+ # get sliver details
+ flavor = self.driver.shell.nova_manager.flavors.find(id=instance.flavor['id'])
+ sliver = self.instance_to_sliver(flavor)
+ # get firewall rules
+ fw_rules = []
+ group_name = instance.metadata.get('security_groups')
+ if group_name:
+ group = self.driver.shell.nova_manager.security_groups.find(name=group_name)
+ for rule in group.rules:
+ port_range ="%s:%s" % (rule['from_port'], rule['to_port'])
+ fw_rule = FWRule({'protocol': rule['ip_protocol'],
+ 'port_range': port_range,
+ 'cidr_ip': rule['ip_range']['cidr']})
+ fw_rules.append(fw_rule)
+ sliver['fw_rules'] = fw_rules
+ rspec_node['slivers'] = [sliver]
+
+ # get disk image
+ image = self.driver.shell.image_manager.get_images(id=instance.image['id'])
+ if isinstance(image, list) and len(image) > 0:
+ image = image[0]
+ disk_image = image_to_rspec_disk_image(image)
+ sliver['disk_image'] = [disk_image]
+
+ # get interfaces
+ rspec_node['services'] = []
+ rspec_node['interfaces'] = []
+ addresses = instance.addresses
+ # HACK: public ips are stored in the list of private, but
+ # this seems wrong. Assume pub ip is the last in the list of
+ # private ips until openstack bug is fixed.
+ if addresses.get('private'):
+ login = Login({'authentication': 'ssh-keys',
+ 'hostname': addresses.get('private')[-1]['addr'],
+ 'port':'22', 'username': 'root'})
+ service = Services({'login': login})
+ rspec_node['services'].append(service)