planetstack/openstack_observer/steps/sync_controller_slices.py

   1 import os
   2 import base64
   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.slice import Slice, ControllerSlices
   9 from core.models.controllerusers import ControllerUsers
  10 from util.logger import Logger, logging
  11 from observer.ansible import *
  12
  13 logger = Logger(level=logging.INFO)
  14
  15 class SyncControllerSlices(OpenStackSyncStep):
  16     provides=[ControllerSlices]
  17     requested_interval=0
  18
  19     def fetch_pending(self, deleted):
  20         if (deleted):
  21             return ControllerSlices.deleted_objects.all()
  22         else:
  23             return ControllerSlices.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
  24
  25     def sync_record(self, controller_slice):
  26         logger.info("sync'ing slice controller %s" % controller_slice)
  27
  28         if not controller_slice.controller.admin_user:
  29             logger.info("controller %r has no admin_user, skipping" % controller_slice.controller)
  30             return
  31
  32         controller_users = ControllerUsers.objects.filter(user=controller_slice.slice.creator,
  33                                                              controller=controller_slice.controller)
  34         if not controller_users:
  35             logger.info("slice createor %s has not accout at controller %s" % (controller_slice.slice.creator, controller_slice.controller.name))
  36             roles = []
  37         else:
  38             controller_user = controller_users[0]
  39             roles = ['admin']
  40
  41         max_instances=int(controller_slice.slice.max_slivers)
  42         tenant_fields = {'endpoint':controller_slice.controller.auth_url,
  43                          'admin_user': controller_slice.controller.admin_user,
  44                          'admin_password': controller_slice.controller.admin_password,
  45                          'admin_tenant': 'admin',
  46                          'tenant': controller_slice.slice.name,
  47                          'tenant_description': controller_slice.slice.description,
  48                          'roles':roles,
  49                          'name':controller_user.user.email,
  50                          'max_instances':max_instances}
  51
  52         res = run_template('sync_controller_slices.yaml', tenant_fields)
  53         expected_num = len(roles)+1
  54         if (len(res)!=expected_num):
  55             raise Exception('Could not sync tenants for slice %s'%controller_slice.slice.name)
  56         else:
  57             tenant_id = res[0]['id']
  58             if (not controller_slice.tenant_id):
  59                 handle = os.popen('nova quota-update --instances %d %s'%(max_instances,tenant_id))
  60                 output = handle.read()
  61                 result = handle.close()
  62                 if (result):
  63                     logging.info('Could not update quota for %s'%controller_slice.slice.name)
  64                 controller_slice.tenant_id = tenant_id
  65                 controller_slice.save()
  66
  67
  68
  69     def delete_record(self, controller_slice):
  70         user = User.objects.get(id=controller_slice.slice.creator.id)
  71         driver = OpenStackDriver().admin_driver(controller=controller_slice.controller.name)
  72         client_driver = driver.client_driver(caller=user,
  73                                              tenant=controller_slice.slice.name,
  74                                              controller=controller_slice.controller.name)
  75
  76         if controller_slice.router_id and controller_slice.subnet_id:
  77             client_driver.delete_router_interface(controller_slice.router_id, controller_slice.subnet_id)
  78         if controller_slice.subnet_id:
  79             client_driver.delete_subnet(controller_slice.subnet_id)
  80         if controller_slice.router_id:
  81             client_driver.delete_router(controller_slice.router_id)
  82         if controller_slice.network_id:
  83             client_driver.delete_network(controller_slice.network_id)
  84         if controller_slice.tenant_id:
  85             driver.delete_tenant(controller_slice.tenant_id)
  86