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