plstackapi/core/api/slivers.py

   1 from types import StringTypes
   2 from plstackapi.openstack.client import OpenStackClient
   3 from plstackapi.openstack.driver import OpenStackDriver
   4 from plstackapi.core.api.auth import auth_check
   5 from plstackapi.core.models import Sliver, Slice
   6 from plstackapi.core.api.flavors import _get_flavors
   7 from plstackapi.core.api.images import _get_images
   8 from plstackapi.core.api.keys import _get_keys
   9 from plstackapi.core.api.slices import _get_slices
  10 from plstackapi.core.api.slices import _get_sites
  11 from plstackapi.core.api.deployment_networks import _get_deployment_networks
  12 from plstackapi.core.api.nodes import _get_nodes
  13
  14
  15 def _get_slivers(filter):
  16     if isinstance(filter, StringTypes) and filter.isdigit():
  17         filter = int(filter)
  18     if isinstance(filter, int):
  19         slivers = Sliver.objects.filter(id=filter)
  20     elif isinstance(filter, StringTypes):
  21         slivers = Sliver.objects.filter(name=filter)
  22     elif isinstance(filter, dict):
  23         slivers = Sliver.objects.filter(**filter)
  24     else:
  25         slivers = []
  26     return slivers
  27
  28 def add_sliver(auth, fields):
  29     driver = OpenStackDriver(client = auth_check(auth))
  30
  31     flavors = _get_flavors(fields.get('flavor'))
  32     if flavors: fields['flavor'] = flavors[0]
  33     images = _get_images(fields.get('image'))
  34     if images: fields['image'] = images[0]
  35     keys = _get_keys(fields.get('key'))
  36     if keys: fields['key'] = keys[0]
  37     slices = _get_slices(fields.get('slice'))
  38     if slices:
  39         fields['slice'] = slices[0]
  40         fields['site'] = slices[0].site
  41     deployment_networks = _get_deployment_networks(fields.get('deploymentNetwork'))
  42     if deployment_networks: fields['deploymentNetwork'] = deployment_networks[0]
  43     nodes = _get_nodes(fields.get('node'))
  44     if nodes: fields['node'] = nodes[0]
  45
  46     sliver = Sliver(**fields)
  47     # create quantum sliver
  48     sliver = driver.spawn_instance(name=sliver.name,
  49                                    key_name = sliver.key.name,
  50                                    flavor=sliver.flavor.name,
  51                                    image = sliver.image.name,
  52                                    hostname = sliver.node.hostname )
  53
  54     sliver.instance_id=sliver.id
  55
  56     sliver.save()
  57     return sliver
  58
  59 def update_sliver(auth, sliver, **fields):
  60     return
  61
  62 def delete_sliver(auth, filter={}):
  63     driver = OpenStackDriver(client = auth_check(auth))
  64     slivers = _get_slivers(filter)
  65     for sliver in slivers:
  66         driver.destroy_instance(sliver.sliver_id)
  67         sliver.delete()
  68     return 1
  69
  70 def get_slivers(auth, filter={}):
  71     client = auth_check(auth)
  72     if 'slice' in filter:
  73         slices = _get_slices(filter.get('slice'))
  74         if slices: filter['slice'] = slices[0]
  75     slivers = _get_slivers(filter)
  76     return slivers
  77
  78
  79