3 from django.db.models import F, Q
4 from planetstack.config import Config
5 from observer.openstacksyncstep import OpenStackSyncStep
6 from core.models.network import *
8 class SyncNetworkSlivers(OpenStackSyncStep):
9 requested_interval = 3600
10 provides=[NetworkSliver]
12 def fetch_pending(self):
13 return NetworkSliver.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
15 def call(self, failed=[]):
16 networkSlivers = NetworkSliver.objects.all()
17 networkSlivers_by_id = {}
18 networkSlivers_by_port = {}
19 for networkSliver in networkSlivers:
20 networkSlivers_by_id[networkSliver.id] = networkSliver
21 networkSlivers_by_port[networkSliver.port_id] = networkSliver
23 networks = Network.objects.all()
25 for network in networks:
26 networks_by_id[network.network_id] = network
28 slivers = Sliver.objects.all()
29 slivers_by_instance_id = {}
30 for sliver in slivers:
31 slivers_by_instance_id[sliver.instance_id] = sliver
33 driver = self.driver.client_driver(caller=sliver.creator, tenant=sliver.slice.name, deployment=sliver.node.deployment.name)
34 ports = driver.shell.quantum.list_ports()["ports"]
36 if port["id"] in networkSlivers_by_port:
38 print "already accounted for port", port["id"]
41 if port["device_owner"] != "compute:nova":
42 # we only want the ports that connect to instances
45 network = networks_by_id.get(port['network_id'], None)
47 #print "no network for port", port["id"], "network", port["network_id"]
50 sliver = slivers_by_instance_id.get(port['device_id'], None)
52 print "no sliver for port", port["id"], "device_id", port['device_id']
55 if network.template.sharedNetworkId is not None:
56 # If it's a shared network template, then more than one network
57 # object maps to the quantum network. We have to do a whole bunch
58 # of extra work to find the right one.
59 networks = network.template.network_set.all()
61 for candidate_network in networks:
62 if (candidate_network.owner == sliver.slice):
63 print "found network", candidate_network
64 network = candidate_network
67 print "failed to find the correct network for a shared template for port", port["id"], "network", port["network_id"]
70 if not port["fixed_ips"]:
71 print "port", port["id"], "has no fixed_ips"
76 ns = NetworkSliver(network=network,
78 ip=port["fixed_ips"][0]["ip_address"],