plstackapi/openstack/sliveragent.py

   1 import os
   2 import sys
   3 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "plstackapi.planetstack.settings")
   4 import time
   5 from plstackapi.core.models.sliver import Sliver
   6 from plstackapi.openstack.manager import OpenStackManager
   7
   8 class SliverAgent:
   9
  10     def run(self):
  11         manager = OpenStackManager()
  12         # exit if openstack is disable or unavailable
  13         if not manager.enabled or not manager.has_openstack:
  14             sys.exit()
  15
  16         while True :
  17             # fill in null ip addresses
  18             slivers = Sliver.objects.filter(ip=None)
  19             for sliver in slivers:
  20                 # update connection
  21                 manager.client.connect(username=manager.client.keystone.username,
  22                                password=manager.client.keystone.password,
  23                                tenant=sliver.slice.name)
  24                 sliver.os_manager = manager
  25                 servers = manager.client.nova.servers.findall(id=sliver.instance_id)
  26                 if not servers:
  27                     continue
  28                 server = servers[0]
  29                 ips = server.addresses.get(sliver.slice.name, [])
  30                 if not ips:
  31                     continue
  32                 sliver.ip = ips[0]['addr']
  33                 sliver.save()
  34             time.sleep(7)
  35
  36
  37 if __name__ == '__main__':
  38     SliverAgent().run()
  39