import os
from django.db import models
+from django.db.models import Q
from django.core import exceptions
-from core.models import PlCoreBase
+from core.models import PlCoreBase,PlCoreBaseManager,PlCoreBaseDeletionManager
from core.models import Image
from core.models import Slice
from core.models import Node
from core.models import Site
from core.models import Deployment
+from core.models import Controller
from core.models import User
from core.models import Tag
+from core.models import Flavor
from django.contrib.contenttypes import generic
+from planetstack.config import Config
+from monitor import driver as monitor
+
+config = Config()
+
+def get_default_flavor(controller = None):
+ # Find a default flavor that can be used for a sliver. This is particularly
+ # useful in evolution. It's also intended this helper function can be used
+ # for admin.py when users
+
+ if controller:
+ flavors = controller.flavors.all()
+ else:
+ flavors = Flavor.objects.all()
+
+ if not flavors:
+ return None
+
+ for flavor in flavors:
+ if flavor.default:
+ return flavor
+
+ return flavors[0]
+
+class SliverDeletionManager(PlCoreBaseDeletionManager):
+ def get_queryset(self):
+ parent=super(SliverDeletionManager, self)
+ try:
+ backend_type = config.observer_backend_type
+ except AttributeError:
+ backend_type = None
+
+ parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+ if (backend_type):
+ return parent_queryset.filter(Q(node__controller__backend_type=backend_type))
+ else:
+ return parent_queryset
+
+ # deprecated in django 1.7 in favor of get_queryset().
+ def get_query_set(self):
+ return self.get_queryset()
+
+
+class SliverManager(PlCoreBaseManager):
+ def get_queryset(self):
+ parent=super(SliverManager, self)
+
+ try:
+ backend_type = config.observer_backend_type
+ except AttributeError:
+ backend_type = None
+
+ parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+
+ if backend_type:
+ return parent_queryset.filter(Q(node__controller__backend_type=backend_type))
+ else:
+ return parent_queryset
+
+ # deprecated in django 1.7 in favor of get_queryset().
+ def get_query_set(self):
+ return self.get_queryset()
# Create your models here.
class Sliver(PlCoreBase):
- instance_id = models.CharField(null=True, blank=True, max_length=200, help_text="Nova instance id")
+ objects = SliverManager()
+ deleted_objects = SliverDeletionManager()
+ instance_id = models.CharField(null=True, blank=True, max_length=200, help_text="Nova instance id")
+ instance_uuid = models.CharField(null=True, blank=True, max_length=200, help_text="Nova instance uuid")
name = models.CharField(max_length=200, help_text="Sliver name")
instance_name = models.CharField(blank=True, null=True, max_length=200, help_text="OpenStack generated name")
ip = models.GenericIPAddressField(help_text="Sliver ip address", blank=True, null=True)
#key = models.ForeignKey(Key, related_name='slivers')
creator = models.ForeignKey(User, related_name='slivers', blank=True, null=True)
slice = models.ForeignKey(Slice, related_name='slivers')
+ deployment = models.ForeignKey(Deployment, verbose_name='deployment', related_name='sliver_deployment')
node = models.ForeignKey(Node, related_name='slivers')
- deploymentNetwork = models.ForeignKey(Deployment, verbose_name='deployment', related_name='sliver_deploymentNetwork')
numberCores = models.IntegerField(verbose_name="Number of Cores", help_text="Number of cores for sliver", default=0)
+ flavor = models.ForeignKey(Flavor, help_text="Flavor of this instance", default=get_default_flavor)
tags = generic.GenericRelation(Tag)
userData = models.TextField(blank=True, null=True, help_text="user_data passed to instance during creation")
return u'unsaved-sliver'
def save(self, *args, **kwds):
- if not self.name:
- self.name = self.slice.name
+ self.name = self.slice.name
if not self.creator and hasattr(self, 'caller'):
self.creator = self.caller
- self.deploymentNetwork = self.node.deployment
- if not self.deploymentNetwork.test_acl(slice=self.slice):
- raise exceptions.ValidationError("Deployment %s's ACL does not allow any of this slice %s's users" % (self.deploymentNetwork.name, self.slice.name))
+# XXX smbaker - disabled for now, was causing fault in tenant view create slice
+# if not self.controllerNetwork.test_acl(slice=self.slice):
+# raise exceptions.ValidationError("Deployment %s's ACL does not allow any of this slice %s's users" % (self.controllerNetwork.name, self.slice.name))
super(Sliver, self).save(*args, **kwds)
def can_update(self, user):
return self.slice.can_update(user)
+ def all_ips(self):
+ ips={}
+ for ns in self.networksliver_set.all():
+ ips[ns.network.name] = ns.ip
+ return ips
+
+ def all_ips_string(self):
+ result = []
+ ips = self.all_ips()
+ for key in sorted(ips.keys()):
+ #result.append("%s = %s" % (key, ips[key]))
+ result.append(ips[key])
+ return ", ".join(result)
+ all_ips_string.short_description = "addresses"
+
@staticmethod
def select_by_user(user):
if user.is_admin:
slices = Slice.select_by_user(user)
qs = Sliver.objects.filter(slice__in=slices)
return qs
+
+ def get_cpu_stats(self):
+ filter = 'instance_id=%s'%self.sliver_id
+ return monitor.get_meter('cpu',filter,None)
+
+ def get_bw_stats(self):
+ filter = 'instance_id=%s'%self.sliver_id
+ return monitor.get_meter('network.outgoing.bytes',filter,None)
+
+ def get_node_stats(self):
+ # Note sure what should go back here
+ return 1
git://git.onelab.eu / plstackapi.git / blobdiff