planetstack/observer/steps/sync_networks.py

   1 import os
   2 import base64
   3 from planetstack.config import Config
   4 from observer.openstacksyncstep import OpenStackSyncStep
   5 from core.models.network import *
   6
   7 class SyncNetworks(OpenStackSyncStep):
   8     provides=[Network]
   9     requested_interval = 0
  10
  11     def save_network(self, network):
  12         if not network.network_id:
  13             if network.template.sharedNetworkName:
  14                 network.network_id = network.template.sharedNetworkId
  15                 (network.subnet_id, network.subnet) = self.driver.get_network_subnet(network.network_id)
  16             else:
  17                 network_name = network.name
  18
  19                 # create network
  20                 os_network = self.driver.create_network(network_name, shared=True)
  21                 network.network_id = os_network['id']
  22
  23                 # create router
  24                 router = self.driver.create_router(network_name)
  25                 network.router_id = router['id']
  26
  27                 # create subnet
  28                 next_subnet = self.get_next_subnet()
  29                 cidr = str(next_subnet.cidr)
  30                 ip_version = next_subnet.version
  31                 start = str(next_subnet[2])
  32                 end = str(next_subnet[-2])
  33                 subnet = self.driver.create_subnet(name=network_name,
  34                                                    network_id = network.network_id,
  35                                                    cidr_ip = cidr,
  36                                                    ip_version = ip_version,
  37                                                    start = start,
  38                                                    end = end)
  39                 network.subnet = cidr
  40                 network.subnet_id = subnet['id']
  41                 # add subnet as interface to slice's router
  42                 self.driver.add_router_interface(router['id'], subnet['id'])
  43                 # add external route
  44                 self.driver.add_external_route(subnet)
  45
  46     def sync_record(self, site):
  47         if network.owner and network.owner.creator:
  48                 try:
  49                     # update manager context
  50                     real_driver = self.driver
  51                     self.driver = self.driver.client_driver(network.owner.creator, network.owner.name)
  52                     self.save_network(network)
  53                     self.driver = real_driver
  54                     logger.info("saved network: %s" % (network))
  55                 except Exception,e:
  56                     logger.log_exc("save network failed: %s" % network)
  57                     raise e
  58