+++ /dev/null
-import os
-import base64
-from collections import defaultdict
-from netaddr import IPAddress, IPNetwork
-from django.db.models import F, Q
-from planetstack.config import Config
-from observer.openstacksyncstep import OpenStackSyncStep
-from core.models.network import *
-from core.models.slice import *
-from core.models.sliver import Sliver
-from util.logger import Logger, logging
-
-logger = Logger(level=logging.INFO)
-
-class SyncNetworkDeployments(OpenStackSyncStep):
- requested_interval = 0
- provides=[Network, NetworkDeployments, Sliver]
-
- def fetch_pending(self, deleted):
- if (deleted):
- return NetworkDeployments.deleted_objects.all()
- else:
- return NetworkDeployments.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
-
- def get_next_subnet(self, deployment=None):
- # limit ourself to 10.0.x.x for now
- valid_subnet = lambda net: net.startswith('10.0')
-
- driver = self.driver.admin_driver(deployment=deployment,tenant='admin')
- subnets = driver.shell.quantum.list_subnets()['subnets']
- ints = [int(IPNetwork(subnet['cidr']).ip) for subnet in subnets \
- if valid_subnet(subnet['cidr'])]
- ints.sort()
- if ints:
- last_ip = IPAddress(ints[-1])
- else:
- last_ip = IPAddress('10.0.0.0')
- last_network = IPNetwork(str(last_ip) + "/24")
- next_network = IPNetwork(str(IPAddress(last_network) + last_network.size) + "/24")
- return next_network
-
- def save_network_deployment(self, network_deployment):
- if (not network_deployment.net_id) and network_deployment.network.template.sharedNetworkName:
- # It's a shared network, try to find the shared network id
-
- quantum_networks = self.driver.shell.quantum.list_networks(name=network_deployment.network.template.sharedNetworkName)["networks"]
- if quantum_networks:
- logger.info("set shared network id %s" % quantum_networks[0]["id"])
- network_deployment.net_id = quantum_networks[0]["id"]
- else:
- logger.info("failed to find shared network id for deployment")
- return
-
- # At this point, it must be a private network, so create it if it does
- # not exist.
-
- if not network_deployment.net_id:
- network_name = network_deployment.network.name
-
- # create network
- os_network = self.driver.create_network(network_name, shared=True)
- network_deployment.net_id = os_network['id']
-
- # create router
- #router = self.driver.create_router(network_name)
- #network_deployment.router_id = router['id']
-
- # create subnet
- next_subnet = self.get_next_subnet(deployment=network_deployment.deployment.name)
- cidr = str(next_subnet.cidr)
- ip_version = next_subnet.version
- start = str(next_subnet[2])
- end = str(next_subnet[-2])
- subnet = self.driver.create_subnet(name=network_name,
- network_id = network_deployment.net_id,
- cidr_ip = cidr,
- ip_version = ip_version,
- start = start,
- end = end)
- network_deployment.subnet = cidr
- network_deployment.subnet_id = subnet['id']
- # add subnet as interface to slice's router
- #self.driver.add_router_interface(router['id'], subnet['id'])
- # add external route
- #self.driver.add_external_route(subnet)
- logger.info("created private subnet (%s) for network: %s" % (cidr, network_deployment.network))
-
- # Now, figure out the subnet and subnet_id for the network. This works
- # for both private and shared networks.
-
- if (not network_deployment.subnet_id) or (not network_deployment.subnet):
- (network_deployment.subnet_id, network_deployment.subnet) = self.driver.get_network_subnet(network_deployment.net_id)
- logger.info("sync'ed subnet (%s) for network: %s" % (network_deployment.subnet, network_deployment.network))
-
- if (not network_deployment.subnet):
- # this will generate a non-null database constraint error
- # ... which in turn leads to transaction errors
- # it's probably caused by networks that no longer exist at the
- # quantum level.
-
- logger.info("null subnet for network %s, skipping save" % network_deployment.network)
- return
-
- network_deployment.save()
-
- def sync_record(self, network_deployment):
- logger.info("sync'ing network deployment %s for network %s slice %s deployment %s" % (network_deployment, network_deployment.network, str(network_deployment.network.owner), network_deployment.deployment))
-
- if not network_deployment.deployment.admin_user:
- logger.info("deployment %r has no admin_user, skipping" % network_deployment.deployment)
- return
-
- self.driver = self.driver.admin_driver(deployment=network_deployment.deployment,tenant='admin')
- if network_deployment.network.owner and network_deployment.network.owner.creator:
- try:
- # update manager context
- # Bring back
- self.save_network_deployment(network_deployment)
- logger.info("saved network deployment: %s" % (network_deployment))
- except Exception,e:
- logger.log_exc("save network deployment failed: %s" % network_deployment)
- raise e
-
-
- def delete_record(self, network_deployment):
- driver = OpenStackDriver().client_driver(caller=network_deployment.network.owner.creator,
- tenant=network_deployment.network.owner.name,
- deployment=network_deployment.deployment.name)
- if (network_deployment.router_id) and (network_deployment.subnet_id):
- driver.delete_router_interface(network_deployment.router_id, network_deployment.subnet_id)
- if network_deployment.subnet_id:
- driver.delete_subnet(network_deployment.subnet_id)
- if network_deployment.router_id:
- driver.delete_router(network_deployment.router_id)
- if network_deployment.net_id:
- driver.delete_network(network_deployment.net_id)
git://git.onelab.eu / plstackapi.git / blobdiff