3 from collections import defaultdict
4 from netaddr import IPAddress, IPNetwork
5 from django.db.models import F, Q
6 from planetstack.config import Config
7 from observer.openstacksyncstep import OpenStackSyncStep
8 from core.models.network import *
9 from core.models.slice import *
10 from core.models.sliver import Sliver
11 from util.logger import Logger, logging
12 from observer.ansible import *
14 logger = Logger(level=logging.INFO)
16 class SyncControllerNetworks(OpenStackSyncStep):
17 requested_interval = 0
20 def alloc_subnet(self, uuid):
22 uuid_masked = uuid & 0xffff
25 c = uuid_masked & 0xff
28 cidr = '%d.%d.%d.%d/24'%(a,b,c,d)
32 def fetch_pending(self, deleted):
34 return ControllerNetwork.deleted_objects.all()
36 return ControllerNetwork.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
39 def save_controller_network(self, controller_network):
40 network_name = controller_network.network.name
41 subnet_name = '%s-%d'%(network_name,controller_network.pk)
42 cidr = self.alloc_subnet(controller_network.pk)
43 slice = controller_network.network.slices.all()[0] # XXX: FIXME!!
45 network_fields = {'endpoint':controller_network.controller.auth_url,
46 'admin_user':slice.creator.email, # XXX: FIXME
47 'tenant_name':slice.name, # XXX: FIXME
48 'admin_password':slice.creator.remote_password,
50 'subnet_name':subnet_name,
51 'ansible_tag':'%s-%s@%s'%(network_name,slice.slicename,controller_network.controller.name),
55 res = run_template('sync_controller_networks.yaml', network_fields, path = 'controller_networks',expected_num=2)
57 network_id = res[0]['id']
58 subnet_id = res[1]['id']
59 controller_network.net_id = network_id
60 controller_network.subnet = cidr
61 controller_network.subnet_id = subnet_id
62 controller_network.backend_status = '1 - OK'
63 controller_network.save()
66 def sync_record(self, controller_network):
67 logger.info("sync'ing network controller %s for network %s slice %s controller %s" % (controller_network, controller_network.network, str(controller_network.network.owner), controller_network.controller))
69 if not controller_network.controller.admin_user:
70 logger.info("controller %r has no admin_user, skipping" % controller_network.controller)
73 if controller_network.network.owner and controller_network.network.owner.creator:
74 self.save_controller_network(controller_network)
75 logger.info("saved network controller: %s" % (controller_network))
77 def delete_record(self, controller_network):
78 driver = OpenStackDriver().client_driver(caller=controller_network.network.owner.creator,
79 tenant=controller_network.network.owner.name,
80 controller=controller_network.controller.name)
81 if (controller_network.router_id) and (controller_network.subnet_id):
82 driver.delete_router_interface(controller_network.router_id, controller_network.subnet_id)
83 if controller_network.subnet_id:
84 driver.delete_subnet(controller_network.subnet_id)
85 if controller_network.router_id:
86 driver.delete_router(controller_network.router_id)
87 if controller_network.net_id:
88 driver.delete_network(controller_network.net_id)