2 from django.db import models
3 from plstackapi.core.models import PlCoreBase
4 from plstackapi.core.models import Site
5 from plstackapi.core.models import PLUser
6 from plstackapi.core.models import Role
7 from plstackapi.core.models import DeploymentNetwork
9 # Create your models here.
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 SLICE_CHOICES = (('plc', 'PLC'), ('delegated', 'Delegated'), ('controller','Controller'), ('none','None'))
16 instantiation = models.CharField(help_text="The instantiation type of the slice", max_length=80, choices=SLICE_CHOICES)
17 omf_friendly = models.BooleanField()
18 description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
19 slice_url = models.URLField(blank=True, max_length=512)
20 site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Node belongs too")
21 network_id = models.CharField(max_length=256, help_text="Quantum network")
22 router_id = models.CharField(max_length=256, help_text="Quantum router id")
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)
28 def __unicode__(self): return u'%s' % (self.name)
30 def save(self, *args, **kwds):
31 if not self.tenant_id:
32 nova_fields = {'tenant_name': self.name,
33 'description': self.description,
34 'enabled': self.enabled}
35 tenant = self.driver.create_tenant(**nova_fields)
36 self.tenant_id = tenant.id
38 # give caller an admin role at the tenant they've created
39 self.driver.add_user_role(self.caller.user_id, tenant.id, 'admin')
41 # refresh credentials using this tenant
42 self.driver.shell.connect(username=self.driver.shell.keystone.username,
43 password=self.driver.shell.keystone.password,
47 network = self.driver.create_network(self.name)
48 self.network_id = network['id']
51 router = self.driver.create_router(self.name)
52 self.router_id = router['id']
55 self.driver.update_tenant(self.tenant_id,
56 description=self.description,
59 super(Slice, self).save(*args, **kwds)
61 def delete(self, *args, **kwds):
63 self.driver.delete_router(self.router_id)
64 self.driver.delete_network(self.network_id)
65 self.driver.delete_tenant(self.tenant_id)
67 super(Slice, self).delete(*args, **kwds)
69 class SliceMembership(PlCoreBase):
70 user = models.ForeignKey('PLUser', related_name='slice_memberships')
71 slice = models.ForeignKey('Slice', related_name='slice_memberships')
72 role = models.ForeignKey('Role')
74 def __unicode__(self): return u'%s %s %s' % (self.slice, self.user, self.role)
76 def save(self, *args, **kwds):
77 self.driver.add_user_role(self.user.user_id, self.slice.tenant_id, self.role.role_type)
78 super(SliceMembership, self).save(*args, **kwds)
80 def delete(self, *args, **kwds):
81 self.driver.delete_user_role(self.user.user_id, self.slice.tenant_id, self.role.role_type)
82 super(SliceMembership, self).delete(*args, **kwds)