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 max_slivers = models.IntegerField(default=10)
24 imagePreference = models.CharField(default="Ubuntu 12.04 LTS", null=True, blank=True, max_length=256)
25 service = models.ForeignKey(Service, related_name='service', null=True, blank=True)
26 network = models.CharField(default="Private Only",null=True, blank=True, max_length=256)
27 mountDataSets = models.CharField(default="GenBank",null=True, blank=True, max_length=256)
28 tags = generic.GenericRelation(Tag)
30 serviceClass = models.ForeignKey(ServiceClass, related_name = "slices", null=True, default=ServiceClass.get_default)
31 creator = models.ForeignKey(User, related_name='slices', blank=True, null=True)
33 def __unicode__(self): return u'%s' % (self.name)
37 return "%s_%s" % (self.site.login_base, self.name)
39 def save(self, *args, **kwds):
40 if self.serviceClass is None:
41 # We allowed None=True for serviceClass because Django evolution
42 # will fail unless it is allowed. But, we we really don't want it to
43 # ever save None, so fix it up here.
44 self.serviceClass = ServiceClass.get_default()
45 if not self.creator and hasattr(self, 'caller'):
46 self.creator = self.caller
47 super(Slice, self).save(*args, **kwds)
49 def can_update(self, user):
54 slice_privs = SlicePrivilege.objects.filter(user=user, slice=self)
55 for slice_priv in slice_privs:
56 if slice_priv.role.role == 'admin':
61 def select_by_user(user):
63 qs = Slice.objects.all()
65 slice_ids = [sp.slice.id for sp in SlicePrivilege.objects.filter(user=user)]
66 qs = Slice.objects.filter(id__in=slice_ids)
69 class SliceRole(PlCoreBase):
70 ROLE_CHOICES = (('admin','Admin'),('default','Default'))
72 role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
74 def __unicode__(self): return u'%s' % (self.role)
76 class SlicePrivilege(PlCoreBase):
77 user = models.ForeignKey('User', related_name='slice_privileges')
78 slice = models.ForeignKey('Slice', related_name='slice_privileges')
79 role = models.ForeignKey('SliceRole')
81 def __unicode__(self): return u'%s %s %s' % (self.slice, self.user, self.role)
83 def can_update(self, user):
84 return self.slice.can_update(user)
87 def select_by_user(user):
89 qs = SlicePrivilege.objects.all()
91 sp_ids = [sp.id for sp in SlicePrivilege.objects.filter(user=user)]
92 qs = SlicePrivilege.objects.filter(id__in=sp_ids)
95 class SliceDeployments(PlCoreBase):
96 slice = models.ForeignKey(Slice)
97 deployment = models.ForeignKey(Deployment)
98 tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")
99 network_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
100 router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
101 subnet_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum subnet id")
103 def __unicode__(self): return u'%s %s' % (self.slice, self.deployment)
106 def select_by_user(user):
108 qs = SliceDeployments.objects.all()
110 slices = Slice.select_by_user(user)
111 qs = SliceDeployments.objects.filter(slice__in=slices)