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 Deployment
8 from core.models import ServiceClass
9 from core.models import Tag
10 from django.contrib.contenttypes import generic
11 from core.models import Service
12 from core.models import Deployment
14 # Create your models here.
16 class Slice(PlCoreBase):
17 name = models.CharField(unique=True, help_text="The Name of the Slice", max_length=80)
18 enabled = models.BooleanField(default=True, help_text="Status for this Slice")
19 omf_friendly = models.BooleanField()
20 description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
21 slice_url = models.URLField(blank=True, max_length=512)
22 site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Slice belongs to")
23 imagePreference = models.CharField(default="Ubuntu 12.04 LTS", null=True, blank=True, max_length=256)
24 service = models.ForeignKey(Service, related_name='service', null=True, blank=True)
25 network = models.CharField(default="Private Only",null=True, blank=True, max_length=256)
26 mountDataSets = models.CharField(default="GenBank",null=True, blank=True, max_length=256)
27 tags = generic.GenericRelation(Tag)
29 serviceClass = models.ForeignKey(ServiceClass, related_name = "slices", null=True, default=ServiceClass.get_default)
30 creator = models.ForeignKey(User, related_name='slices', blank=True, null=True)
32 def __unicode__(self): return u'%s' % (self.name)
34 def save(self, *args, **kwds):
35 if self.serviceClass is None:
36 # We allowed None=True for serviceClass because Django evolution
37 # will fail unless it is allowed. But, we we really don't want it to
38 # ever save None, so fix it up here.
39 self.serviceClass = ServiceClass.get_default()
40 if not self.creator and hasattr(self, 'caller'):
41 self.creator = self.caller
42 super(Slice, self).save(*args, **kwds)
44 def can_update(self, user):
49 slice_privs = SlicePrivilege.objects.filter(user=user, slice=self)
50 for slice_priv in slice_privs:
51 if slice_priv.role.role == 'admin':
56 def select_by_user(user):
58 qs = Slice.objects.all()
60 slice_ids = [sp.slice.id for sp in SlicePrivilege.objects.filter(user=user)]
61 qs = Slice.objects.filter(id__in=slice_ids)
64 class SliceRole(PlCoreBase):
65 ROLE_CHOICES = (('admin','Admin'),('default','Default'))
67 role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
69 def __unicode__(self): return u'%s' % (self.role)
71 class SlicePrivilege(PlCoreBase):
72 user = models.ForeignKey('User', related_name='slice_privileges')
73 slice = models.ForeignKey('Slice', related_name='slice_privileges')
74 role = models.ForeignKey('SliceRole')
76 def __unicode__(self): return u'%s %s %s' % (self.slice, self.user, self.role)
78 def can_update(self, user):
79 return self.slice.can_update(user)
82 def select_by_user(user):
84 qs = SlicePrivilege.objects.all()
86 sp_ids = [sp.id for sp in SlicePrivilege.objects.filter(user=user)]
87 qs = SlicePrivilege.objects.filter(id__in=sp_ids)
90 class SliceDeployments(PlCoreBase):
91 slice = models.ForeignKey(Slice)
92 deployment = models.ForeignKey(Deployment)
93 tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")
94 network_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
95 router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
96 subnet_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum subnet id")
98 def __unicode__(self): return u'%s %s' % (self.slice, self.deployment)
101 def select_by_user(user):
103 qs = SliceDeployments.objects.all()
105 slices = Slice.select_by_user(user)
106 qs = SliceDeployments.objects.filter(slice__in=slices)