planetstack/core/models/slice.py

   1 import os
   2 from django.db import models
   3 from core.models import PlCoreBase
   4 from core.models import Site
   5 from core.models import User
   6 from core.models import Role
   7 from core.models import DeploymentNetwork
   8 from openstack.manager import OpenStackManager
   9
  10 # Create your models here.
  11
  12 class Slice(PlCoreBase):
  13     tenant_id = models.CharField(max_length=200, help_text="Keystone tenant id")
  14     name = models.CharField(unique=True, help_text="The Name of the Slice", max_length=80)
  15     enabled = models.BooleanField(default=True, help_text="Status for this Slice")
  16     omf_friendly = models.BooleanField()
  17     description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
  18     slice_url = models.URLField(blank=True, max_length=512)
  19     site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Node belongs too")
  20     network_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
  21     router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
  22     subnet_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum subnet id")
  23
  24     SVC_CLASS_CHOICES = (('besteffort', 'Best Effort'), ('silver', 'Silver'), ('gold','Gold'))
  25     serviceClass = models.CharField(verbose_name="Service Class",default="besteffort",help_text="The Service Class of this slice", max_length=30, choices=SVC_CLASS_CHOICES)
  26
  27
  28     def __unicode__(self):  return u'%s' % (self.name)
  29
  30     def save(self, *args, **kwds):
  31         if not hasattr(self, 'os_manager'):
  32             setattr(self, 'os_manager', OpenStackManager())
  33             self.os_manager.save_slice(self)
  34         super(Slice, self).save(*args, **kwds)
  35
  36     def delete(self, *args, **kwds):
  37         if not hasattr(self, 'os_manager'):
  38             setattr(self, 'os_manager', OpenStackManager())
  39             self.os_manager.delete_slice(self)
  40         super(Slice, self).delete(*args, **kwds)
  41
  42 class SliceMembership(PlCoreBase):
  43     user = models.ForeignKey('User', related_name='slice_memberships')
  44     slice = models.ForeignKey('Slice', related_name='slice_memberships')
  45     role = models.ForeignKey('Role')
  46
  47     def __unicode__(self):  return u'%s %s %s' % (self.slice, self.user, self.role)
  48
  49     def save(self, *args, **kwds):
  50         if not hasattr(self, 'os_manager'):
  51             setattr(self, 'os_manager', OpenStackManager())
  52             self.os_manager.driver.add_user_role(self.user.kuser_id, self.slice.tenant_id, self.role.role_type)
  53         super(SliceMembership, self).save(*args, **kwds)
  54
  55     def delete(self, *args, **kwds):
  56         if not hasattr(self, 'os_manager'):
  57             setattr(self, 'os_manager', OpenStackManager())
  58             self.os_manager.driver.delete_user_role(self.user.kuser_id, self.slice.tenant_id, self.role.role_type)
  59         super(SliceMembership, self).delete(*args, **kwds)