blob: 1fb4183ad193be7e3619a8836e89f2768f0db0f8 [file] [log] [blame]
Siobhan Tully4bc09f22013-04-10 21:15:21 -04001import os
2from django.db import models
Siobhan Tully30fd4292013-05-10 08:59:56 -04003from core.models import PlCoreBase
4from core.models import Site
Tony Mackc195d722014-08-20 11:15:17 -04005from core.models.site import SitePrivilege
Siobhan Tully30fd4292013-05-10 08:59:56 -04006from core.models import User
7from core.models import Role
Tony Mack51c4a7d2014-11-30 15:33:35 -05008from core.models import Controller,ControllerLinkManager,ControllerLinkDeletionManager
Scott Bakere8d596f2013-05-13 23:17:13 -07009from core.models import ServiceClass
Scott Bakerd6dc5052014-09-12 12:24:24 -070010from core.models.serviceclass import get_default_serviceclass
Siobhan Tullyde5450d2013-06-21 11:35:33 -040011from core.models import Tag
12from django.contrib.contenttypes import generic
Siobhan Tullyce652d02013-10-08 21:52:35 -040013from core.models import Service
Tony Mack51c4a7d2014-11-30 15:33:35 -050014from core.models import Controller
Scott Baker3c2b5cd2015-01-12 13:13:05 -080015from core.models import Flavor, Image
Tony Mackdac85762014-09-03 13:19:42 -040016from django.core.exceptions import ValidationError
Siobhan Tully4bc09f22013-04-10 21:15:21 -040017
18# Create your models here.
19
20class Slice(PlCoreBase):
Tony Mack48952032013-04-12 11:49:34 -040021 name = models.CharField(unique=True, help_text="The Name of the Slice", max_length=80)
Siobhan Tully4bc09f22013-04-10 21:15:21 -040022 enabled = models.BooleanField(default=True, help_text="Status for this Slice")
Scott Bakerd6dc5052014-09-12 12:24:24 -070023 omf_friendly = models.BooleanField(default=False)
Siobhan Tully4bc09f22013-04-10 21:15:21 -040024 description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
25 slice_url = models.URLField(blank=True, max_length=512)
Tony Mack360afb82013-12-17 13:32:45 -050026 site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Slice belongs to")
Scott Bakerd6dc5052014-09-12 12:24:24 -070027 max_slivers = models.IntegerField(default=10)
Siobhan Tullyce652d02013-10-08 21:52:35 -040028 service = models.ForeignKey(Service, related_name='service', null=True, blank=True)
Scott Baker4b0cedd2014-04-22 21:01:21 -070029 network = models.CharField(default="Private Only",null=True, blank=True, max_length=256)
Siobhan Tullyde5450d2013-06-21 11:35:33 -040030 tags = generic.GenericRelation(Tag)
Scott Bakerd6dc5052014-09-12 12:24:24 -070031 serviceClass = models.ForeignKey(ServiceClass, related_name = "slices", null=True, default=get_default_serviceclass)
Tony Mack2bd5b412013-06-11 21:05:06 -040032 creator = models.ForeignKey(User, related_name='slices', blank=True, null=True)
Siobhan Tully231f4c82013-05-02 05:47:24 -040033
Scott Bakerffce7852015-01-03 16:26:38 -080034 # for tenant view
Scott Baker3c2b5cd2015-01-12 13:13:05 -080035 default_flavor = models.ForeignKey(Flavor, related_name = "slices", null=True, blank=True)
36 default_image = models.ForeignKey(Image, related_name = "slices", null=True, blank=True);
Scott Bakerffce7852015-01-03 16:26:38 -080037 mount_data_sets = models.CharField(default="GenBank",null=True, blank=True, max_length=256)
38
Siobhan Tully4bc09f22013-04-10 21:15:21 -040039 def __unicode__(self): return u'%s' % (self.name)
40
Tony Mack2721d6f2014-08-11 11:14:58 -040041 @property
42 def slicename(self):
43 return "%s_%s" % (self.site.login_base, self.name)
44
Tony Mack62bc59a2013-04-14 23:27:12 -040045 def save(self, *args, **kwds):
Tony Mackdac85762014-09-03 13:19:42 -040046
47 site = Site.objects.get(id=self.site.id)
Tony Mack78070352014-09-24 12:44:22 -040048 # allow preexisting slices to keep their original name for now
49 if not self.id and not self.name.startswith(site.login_base):
Tony Mackdac85762014-09-03 13:19:42 -040050 raise ValidationError('slice name must begin with %s' % site.login_base)
51
Scott Bakere8d596f2013-05-13 23:17:13 -070052 if self.serviceClass is None:
53 # We allowed None=True for serviceClass because Django evolution
54 # will fail unless it is allowed. But, we we really don't want it to
55 # ever save None, so fix it up here.
56 self.serviceClass = ServiceClass.get_default()
Tony Mack2bd5b412013-06-11 21:05:06 -040057 if not self.creator and hasattr(self, 'caller'):
58 self.creator = self.caller
Tony Mack62bc59a2013-04-14 23:27:12 -040059 super(Slice, self).save(*args, **kwds)
60
Tony Mack5b061472014-02-04 07:57:10 -050061 def can_update(self, user):
62 if user.is_readonly:
63 return False
64 if user.is_admin:
65 return True
Tony Mackc195d722014-08-20 11:15:17 -040066 # slice admins can update
Tony Mack5b061472014-02-04 07:57:10 -050067 slice_privs = SlicePrivilege.objects.filter(user=user, slice=self)
68 for slice_priv in slice_privs:
Tony Mackc195d722014-08-20 11:15:17 -040069 if slice_priv.role.role == 'admin':
Tony Mack5b061472014-02-04 07:57:10 -050070 return True
Tony Mackc195d722014-08-20 11:15:17 -040071 # site pis can update
72 site_privs = SitePrivilege.objects.filter(user=user, site=self.site)
73 for site_priv in site_privs:
74 if site_priv.role.role == 'pi':
75 return True
76
Tony Mack5b061472014-02-04 07:57:10 -050077 return False
78
Tony Mack5b061472014-02-04 07:57:10 -050079 @staticmethod
80 def select_by_user(user):
81 if user.is_admin:
82 qs = Slice.objects.all()
83 else:
Tony Mack33df82b2014-08-20 11:29:40 -040084 # users can see slices they belong to
Tony Mack5b061472014-02-04 07:57:10 -050085 slice_ids = [sp.slice.id for sp in SlicePrivilege.objects.filter(user=user)]
Tony Mack33df82b2014-08-20 11:29:40 -040086 # pis can see slices at their sites
87 sites = [sp.site for sp in SitePrivilege.objects.filter(user=user)\
88 if sp.role.role == 'pi']
89 slice_ids.extend([s.id for s in Slice.objects.filter(site__in=sites)])
Tony Mack5b061472014-02-04 07:57:10 -050090 qs = Slice.objects.filter(id__in=slice_ids)
91 return qs
92
Tony Mack82d901b2014-10-22 13:30:41 -040093 def delete(self, *args, **kwds):
94 # delete networks associated with this slice
95 from core.models.network import Network
96 nets = Network.objects.filter(slices=self)
97 nets.delete()
Tony Mack51c4a7d2014-11-30 15:33:35 -050098 # delete slice controllers
Tony Mack3066a952015-01-05 22:48:11 -050099 slice_controllers = ControllerSlice.objects.filter(slice=self)
Tony Mack51c4a7d2014-11-30 15:33:35 -0500100 slice_controllers.delete()
Tony Macka8812242014-11-12 10:01:26 -0500101 # delete slice privilege
102 slice_privileges = SlicePrivilege.objects.filter(slice=self)
103 slice_privileges.delete()
104 # continue with normal delete
Sapana283f502014-11-24 16:44:48 -0500105 super(Slice, self).delete(*args, **kwds)
Tony Macka8812242014-11-12 10:01:26 -0500106
Tony Mack82d901b2014-10-22 13:30:41 -0400107
Siobhan Tullybfd11dc2013-09-03 12:59:24 -0400108class SliceRole(PlCoreBase):
Siobhan Tullycf04fb62014-01-11 11:25:57 -0500109 ROLE_CHOICES = (('admin','Admin'),('default','Default'))
Siobhan Tullybfd11dc2013-09-03 12:59:24 -0400110
111 role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
112
113 def __unicode__(self): return u'%s' % (self.role)
114
115class SlicePrivilege(PlCoreBase):
Sapan Bhatia6bfa2ca2014-11-11 21:47:45 -0500116 user = models.ForeignKey('User', related_name='sliceprivileges')
117 slice = models.ForeignKey('Slice', related_name='sliceprivileges')
118 role = models.ForeignKey('SliceRole',related_name='sliceprivileges')
Siobhan Tully4bc09f22013-04-10 21:15:21 -0400119
120 def __unicode__(self): return u'%s %s %s' % (self.slice, self.user, self.role)
Tony Mack5b061472014-02-04 07:57:10 -0500121
122 def can_update(self, user):
Tony Mackb7b4f842014-02-04 19:50:31 -0500123 return self.slice.can_update(user)
Tony Mack5b061472014-02-04 07:57:10 -0500124
Tony Mack5b061472014-02-04 07:57:10 -0500125 @staticmethod
126 def select_by_user(user):
127 if user.is_admin:
128 qs = SlicePrivilege.objects.all()
129 else:
130 sp_ids = [sp.id for sp in SlicePrivilege.objects.filter(user=user)]
131 qs = SlicePrivilege.objects.filter(id__in=sp_ids)
132 return qs
Tony Macke4be32f2014-03-11 20:45:25 -0400133
Tony Mack3066a952015-01-05 22:48:11 -0500134class ControllerSlice(PlCoreBase):
Tony Mack51c4a7d2014-11-30 15:33:35 -0500135 objects = ControllerLinkManager()
136 deleted_objects = ControllerLinkDeletionManager()
Sapan Bhatiaa6609032014-09-22 14:55:08 -0400137
Tony Mack51c4a7d2014-11-30 15:33:35 -0500138 controller = models.ForeignKey(Controller, related_name='controllerslices')
139 slice = models.ForeignKey(Slice, related_name='controllerslices')
Tony Mackc218b592014-03-19 15:17:53 -0400140 tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")
Tony Macke4be32f2014-03-11 20:45:25 -0400141
Tony Mack51c4a7d2014-11-30 15:33:35 -0500142 def __unicode__(self): return u'%s %s' % (self.slice, self.controller)
Tony Macke4be32f2014-03-11 20:45:25 -0400143
144 @staticmethod
145 def select_by_user(user):
146 if user.is_admin:
Tony Mack3066a952015-01-05 22:48:11 -0500147 qs = ControllerSlice.objects.all()
Tony Macke4be32f2014-03-11 20:45:25 -0400148 else:
149 slices = Slice.select_by_user(user)
Tony Mack3066a952015-01-05 22:48:11 -0500150 qs = ControllerSlice.objects.filter(slice__in=slices)
Tony Macke4be32f2014-03-11 20:45:25 -0400151 return qs
Sapan Bhatia772c7c22014-12-16 01:09:04 -0500152
153 def get_cpu_stats(self):
154 filter = 'project_id=%s'%self.tenant_id
155 return monitor.get_meter('cpu',filter,None)
156
157 def get_bw_stats(self):
158 filter = 'project_id=%s'%self.tenant_id
159 return monitor.get_meter('network.outgoing.bytes',filter,None)
160
161 def get_node_stats(self):
162 return len(self.slice.slivers)