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.site import Deployment, SiteDeployments
9 from core.models.slice import Slice, SliceDeployments
10 from core.models.userdeployments import UserDeployments
11 from util.logger import Logger, logging
12 from observer.ansible import *
14 logger = Logger(level=logging.INFO)
16 class SyncSliceDeployments(OpenStackSyncStep):
17 provides=[SliceDeployments]
20 def fetch_pending(self, deleted):
22 return SliceDeployments.deleted_objects.all()
24 return SliceDeployments.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
26 def get_next_subnet(self, deployment=None):
27 # limit ourself to 10.0.x.x for now
28 valid_subnet = lambda net: net.startswith('10.0')
29 driver = self.driver.admin_driver(deployment=deployment)
30 subnets = driver.shell.quantum.list_subnets()['subnets']
31 ints = [int(IPNetwork(subnet['cidr']).ip) for subnet in subnets \
32 if valid_subnet(subnet['cidr'])]
35 last_ip = IPAddress(ints[-1])
37 last_ip = IPAddress('10.0.0.1')
38 last_ip = IPAddress(ints[-1])
39 last_network = IPNetwork(str(last_ip) + "/24")
40 next_network = IPNetwork(str(IPAddress(last_network) + last_network.size) + "/24")
44 def sync_record(self, slice_deployment):
45 logger.info("sync'ing slice deployment %s" % slice_deployment)
47 if not slice_deployment.deployment.admin_user:
48 logger.info("deployment %r has no admin_user, skipping" % slice_deployment.deployment)
51 deployment_users = UserDeployments.objects.filter(user=slice_deployment.slice.creator,
52 deployment=slice_deployment.deployment)
53 if not deployment_users:
54 logger.info("slice createor %s has not accout at deployment %s" % (slice_deployment.slice.creator, slice_deployment.deployment.name))
57 deployment_user = deployment_users[0]
60 max_instances=int(slice_deployment.slice.max_slivers)
61 tenant_fields = {'endpoint':slice_deployment.deployment.auth_url,
62 'admin_user': slice_deployment.deployment.admin_user,
63 'admin_password': slice_deployment.deployment.admin_password,
64 'admin_tenant': 'admin',
65 'tenant': slice_deployment.slice.name,
66 'tenant_description': slice_deployment.slice.description,
68 'name':deployment_user.user.email,
69 'max_instances':max_instances}
71 res = run_template('sync_slice_deployments.yaml', tenant_fields)
72 expected_num = len(roles)+1
73 if (len(res)!=expected_num):
74 raise Exception('Could not sync tenants for slice %s'%slice_deployment.slice.name)
76 tenant_id = res[0]['id']
77 if (not slice_deployment.tenant_id):
78 handle = os.popen('nova quota-update --instances %d %s'%(max_instances,tenant_id))
79 output = handle.read()
80 result = handle.close()
82 logging.info('Could not update quota for %s'%slice_deployment.slice.name)
83 slice_deployment.tenant_id = tenant_id
84 slice_deployment.save()
88 def delete_record(self, slice_deployment):
89 user = User.objects.get(id=slice_deployment.slice.creator.id)
90 driver = OpenStackDriver().admin_driver(deployment=slice_deployment.deployment.name)
91 client_driver = driver.client_driver(caller=user,
92 tenant=slice_deployment.slice.name,
93 deployment=slice_deployment.deployment.name)
95 if slice_deployment.router_id and slice_deployment.subnet_id:
96 client_driver.delete_router_interface(slice_deployment.router_id, slice_deployment.subnet_id)
97 if slice_deployment.subnet_id:
98 client_driver.delete_subnet(slice_deployment.subnet_id)
99 if slice_deployment.router_id:
100 client_driver.delete_router(slice_deployment.router_id)
101 if slice_deployment.network_id:
102 client_driver.delete_network(slice_deployment.network_id)
103 if slice_deployment.tenant_id:
104 driver.delete_tenant(slice_deployment.tenant_id)