planetstack/core/xoslib/objects/sliceplus.py

   1 from core.models.slice import Slice
   2 from plus import PlusObjectMixin
   3
   4 class SlicePlus(Slice, PlusObjectMixin):
   5     class Meta:
   6         proxy = True
   7
   8     def getSliceInfo(self, user=None):
   9         used_sites = {}
  10         used_deployments = {}
  11         sliverCount = 0
  12         for sliver in self.slivers.all():
  13             site = sliver.node.site_deployment.site
  14             deployment = sliver.node.site_deployment.deployment
  15             used_sites[site.name] = used_sites.get(site.name, 0) + 1
  16             used_deployments[deployment.name] = used_deployments.get(deployment.name, 0) + 1
  17             sliverCount = sliverCount + 1
  18
  19         roles = []
  20         if (user!=None):
  21             roles = [x.role.role for x in self.sliceprivileges.filter(user=user)]
  22
  23         return {"sitesUsed": used_sites,
  24                 "deploymentsUsed": used_deployments,
  25                 "sliverCount": sliverCount,
  26                 "siteCount": len(used_sites.keys()),
  27                 "roles": roles}
  28
  29     @property
  30     def site_allocation(self):
  31         return self.getSliceInfo()["sitesUsed"]
  32
  33     @site_allocation.setter
  34     def site_allocation(self, value):
  35         print "XXX set sitesUsed to", value
  36
  37     @property
  38     def network_ports(self):
  39         # XXX this assumes there is only one network that can have ports bound
  40         # to it for a given slice. This is intended for the tenant view, which
  41         # will obey this field.
  42         networkPorts = ""
  43         for networkSlice in self.networkslices.all():
  44             network = networkSlice.network
  45             if network.ports:
  46                 networkPorts = network.ports
  47
  48         return networkPorts
  49
  50     @network_ports.setter
  51     def network_ports(self, value):
  52         print "XXX set networkPorts to", value
  53
  54     @staticmethod
  55     def select_by_user(user):
  56         if user.is_admin:
  57             qs = SlicePlus.objects.all()
  58         else:
  59             slice_ids = [sp.slice.id for sp in SlicePrivilege.objects.filter(user=user)]
  60             qs = SlicePlus.objects.filter(id__in=slice_ids)
  61         return qs