plstackapi/core/api/subnets.py

   1 import commands
   2 from types import StringTypes
   3 from django.contrib.auth import authenticate
   4 from plstackapi.openstack.manager import OpenStackManager
   5 from plstackapi.core.models import Subnet
   6 from plstackapi.core.api.slices import _get_slices
   7
   8
   9 def _get_subnets(filter):
  10     if isinstance(filter, StringTypes) and filter.isdigit():
  11         filter = int(filter)
  12     if isinstance(filter, int):
  13         subnets = Subnet.objects.filter(id=filter)
  14     elif isinstance(filter, StringTypes):
  15         # the name is the subnet's slice's name
  16         slices = _get_slices(filter)
  17         slice = None
  18         if slices: slice=slices[0]
  19         subnets = Subnet.objects.filter(slice=slice)
  20     elif isinstance(filter, dict):
  21         subnets = Subnet.objects.filter(**filter)
  22     else:
  23         subnets = []
  24     return subnets
  25
  26 def add_subnet(auth, fields):
  27     user = authenticate(username=auth.get('username'),
  28                         password=auth.get('password'))
  29
  30     slices = _get_slices(fields.get('slice'))
  31     if slices: fields['slice'] = slices[0]
  32     subnet = Subnet(**fields)
  33     auth['tenant'] = subnet.slice.name
  34     subnet.os_manager = OpenStackManager(auth=auth, caller = user)
  35     subnet.save()
  36     return subnet
  37
  38 def update_subnet(auth, subnet, **fields):
  39     return
  40
  41 def delete_subnet(auth, filter={}):
  42     user = authenticate(username=auth.get('username'),
  43                         password=auth.get('password'))
  44     subnets = Subnet.objects.filter(**filter)
  45     for subnet in subnets:
  46         auth['tenant'] = subnet.slice.name
  47         subnet.os_manager = OpenStackManager(auth=auth, caller = user)
  48         subnet.delete()
  49     return 1
  50
  51 def get_subnets(auth, filter={}):
  52     user = authenticate(username=auth.get('username'),
  53                         password=auth.get('password'))
  54     if 'slice' in filter:
  55         slice = _get_slice(filter.get('slice'))
  56         if slice: filter['slice'] = slice
  57     subnets = Subnet.objects.filter(**filter)
  58     return subnets
  59
  60
  61