plstackapi/planetstack/models.py

   1 import os
   2 import datetime
   3 from django.db import models
   4 from plstackapi.openstack.driver import OpenStackDriver
   5
   6 # Create your models here.
   7
   8 class PlCoreBase(models.Model):
   9
  10     created = models.DateTimeField(auto_now_add=True)
  11     updated = models.DateTimeField(auto_now=True)
  12
  13     class Meta:
  14         abstract = True
  15
  16     def save(self):
  17         if not self.id:
  18             self.created = datetime.date.today()
  19         self.updated = datetime.datetime.today()
  20         super(PlCoreBase, self).save()
  21
  22 class Role(PlCoreBase):
  23
  24     ROLE_CHOICES = (('admin', 'Admin'), ('pi', 'Principle Investigator'), ('user','User'))
  25     role_id = models.CharField(max_length=256, unique=True)
  26     role_type = models.CharField(max_length=80, unique=True, choices=ROLE_CHOICES)
  27
  28     def __unicode__(self):  return u'%s' % (self.role_type)
  29
  30     def save(self):
  31         if not self.id:
  32             self.created = datetime.date.today()
  33         self.updated = datetime.datetime.today()
  34         super(Role, self).save()
  35
  36 class Site(PlCoreBase):
  37     tenant_id = models.CharField(max_length=200, help_text="Keystone tenant id")
  38     name = models.CharField(max_length=200, help_text="Name for this Site")
  39     site_url = models.URLField(null=True, blank=True, max_length=512, help_text="Site's Home URL Page")
  40     enabled = models.BooleanField(default=True, help_text="Status for this Site")
  41     longitude = models.FloatField(null=True, blank=True)
  42     latitude = models.FloatField(null=True, blank=True)
  43     login_base = models.CharField(max_length=50, unique=True, help_text="Prefix for Slices associated with this Site")
  44     is_public = models.BooleanField(default=True, help_text="Indicates the visibility of this site to other members")
  45     abbreviated_name = models.CharField(max_length=80)
  46
  47     def __unicode__(self):  return u'%s' % (self.name)
  48
  49
  50 class User(PlCoreBase):
  51     user_id = models.CharField(max_length=256, unique=True)
  52     firstname = models.CharField(help_text="person's given name", max_length=200)
  53     lastname = models.CharField(help_text="person's surname", max_length=200)
  54     email = models.EmailField(help_text="e-mail address")
  55     phone = models.CharField(null=True, blank=True, help_text="phone number contact", max_length=100)
  56     user_url = models.URLField(null=True, blank=True)
  57     is_admin = models.BooleanField(default=False)
  58     site = models.ForeignKey(Site, related_name='users', verbose_name="Site this user will be homed too")
  59
  60     def __unicode__(self):  return u'%s' % (self.email)
  61
  62 class SitePrivilege(PlCoreBase):
  63
  64     user = models.ForeignKey('User', related_name='site_privileges')
  65     site = models.ForeignKey('Site', related_name='site_privileges')
  66     role = models.ForeignKey('Role')
  67
  68     def __unicode__(self):  return u'%s %s %s' % (self.site, self.user, self.role)
  69
  70     def save(self, *args, **kwds):
  71         driver  = OpenStackDriver()
  72         driver.add_user_role(user_id=user.user_id,
  73                              tenant_id=site.tenant_id,
  74                              role_name=role.name)
  75         super(SitePrivilege, self).save(*args, **kwds)
  76
  77     def delete(self, *args, **kwds):
  78         driver = OpenStackDriver()
  79         driver.delete_user_role(user_id=user.user_id,
  80                                 tenant_id=site.tenant_id,
  81                                 role_name=role.name)
  82         super(SitePrivilege, self).delete(*args, **kwds)
  83
  84
  85 class DeploymentNetwork(PlCoreBase):
  86     name = models.CharField(max_length=200, unique=True, help_text="Name of the Deployment Network")
  87
  88     def __unicode__(self):  return u'%s' % (self.name)
  89
  90 class SiteDeploymentNetwork(PlCoreBase):
  91     class Meta:
  92         unique_together = ['site', 'deploymentNetwork']
  93
  94     site = models.ForeignKey(Site, related_name='deployment_networks')
  95     deploymentNetwork = models.ForeignKey(DeploymentNetwork, related_name='sites')
  96     name = models.CharField(default="Blah", max_length=100)
  97
  98
  99     def __unicode__(self):  return u'%s::%s' % (self.site, self.deploymentNetwork)
 100
 101
 102 class Slice(PlCoreBase):
 103     tenant_id = models.CharField(max_length=200, help_text="Keystone tenant id")
 104     name = models.CharField(help_text="The Name of the Slice", max_length=80)
 105     enabled = models.BooleanField(default=True, help_text="Status for this Slice")
 106     SLICE_CHOICES = (('plc', 'PLC'), ('delegated', 'Delegated'), ('controller','Controller'), ('none','None'))
 107     instantiation = models.CharField(help_text="The instantiation type of the slice", max_length=80, choices=SLICE_CHOICES)
 108     omf_friendly = models.BooleanField()
 109     description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
 110     slice_url = models.URLField(blank=True, max_length=512)
 111     site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Node belongs too")
 112     network_id = models.CharField(max_length=256, help_text="Quantum network")
 113     router_id = models.CharField(max_length=256, help_text="Quantum router id")
 114
 115     def __unicode__(self):  return u'%s' % (self.name)
 116
 117     def save(self, *args, **kwds):
 118         # sync keystone tenant
 119         driver  = OpenStackDriver()
 120
 121         if not self.id:
 122             tenant = driver.create_tenant(tenant_name=self.name,
 123                                           description=self.description,
 124                                           enabled=self.enabled)
 125             self.tenant_id = tenant.id
 126
 127             # create a network
 128             network = driver.create_network(name=self.name)
 129             self.network_id = network['id']
 130             # create router
 131             router = driver.create_router(name=self.name)
 132             self.router_id = router['id']
 133
 134         else:
 135             # update record
 136             self.driver.update_tenant(self.tenant_id, name=self.name,
 137                                       description=self.description, enabled=self.enabled)
 138         super(Slice, self).save(*args, **kwds)
 139
 140     def delete(self, *args, **kwds):
 141         # delete keystone tenant
 142         driver  = OpenStackDriver()
 143         driver.delete_tenant(self.tenant_id)
 144         super(Slice, self).delete(*args, **kwds)
 145
 146 class SliceMembership(PlCoreBase):
 147     user = models.ForeignKey('User', related_name='slice_memberships')
 148     slice = models.ForeignKey('Slice', related_name='slice_memberships')
 149     role = models.ForeignKey('Role')
 150
 151     def __unicode__(self):  return u'%s %s %s' % (self.slice, self.user, self.role)
 152
 153     def save(self, *args, **kwds):
 154         driver  = OpenStackDriver()
 155         driver.add_user_role(user_id=user.user_id,
 156                              tenant_id=slice.tenant_id,
 157                              role_name=role.name)
 158         super(SliceMembership, self).save(*args, **kwds)
 159
 160     def delete(self, *args, **kwds):
 161         driver = OpenStackDriver()
 162         driver.delete_user_role(user_id=user.user_id,
 163                                 tenant_id=slice.tenant_id,
 164                                 role_name=role.name)
 165         super(SliceMembership, self).delete(*args, **kwds)
 166
 167 class SubNet(PlCoreBase):
 168     subnet_id = models.CharField(max_length=256, unique=True)
 169     cidr = models.CharField(max_length=20)
 170     ip_version = models.IntegerField()
 171     start = models.IPAddressField()
 172     end = models.IPAddressField()
 173     slice = models.ForeignKey(Slice )
 174
 175     def __unicode__(self):  return u'%s' % (self.name)
 176
 177     def save(self, *args, **kwargs):
 178         driver  = OpenStackDriver()
 179         if not self.id:
 180             subnet = driver.create_subnet(network_name=self.slice.name,
 181                                           cidr_ip = self.cidr,
 182                                           ip_version=self.ip_version,
 183                                           start = self.start,
 184                                           end = self.end)
 185
 186             self.subnet_id = subnet.id
 187
 188         # add subnet as interface to slice router
 189         driver.add_router_interface(self.slice.router_id, subnet.id)
 190
 191         super(SubNet, self).save(*args, **kwargs)
 192
 193
 194     def delete(self, *args, **kwargs):
 195         # delete quantum network
 196         driver  = OpenStackDriver()
 197         driver.delete_subnet(self.subnet_id)
 198         driver.delete_router_interface(self.slice.router_id, self.subnet.id)
 199         super(SubNet, self).delete(*args, **kwargs)
 200
 201 class Node(PlCoreBase):
 202     name = models.CharField(max_length=200, unique=True, help_text="Name of the Node")
 203     siteDeploymentNetwork = models.ForeignKey(SiteDeploymentNetwork, help_text="The Site and Deployment Network this Node belongs too.")
 204
 205     def __unicode__(self):  return u'%s' % (self.name)
 206
 207 class Image(PlCoreBase):
 208     image_id = models.CharField(max_length=256, unique=True)
 209     name = models.CharField(max_length=256, unique=True)
 210     disk_format = models.CharField(max_length=256)
 211     container_format = models.CharField(max_length=256)
 212
 213     def __unicode__(self):  return u'%s' % (self.name)
 214
 215
 216 class Flavor(PlCoreBase):
 217     flavor_id = models.IntegerField(unique=True)
 218     name = models.CharField(max_length=256, unique=True)
 219     memory_mb = models.IntegerField()
 220     disk_gb = models.IntegerField()
 221     vcpus = models.IntegerField()
 222
 223     def __unicode__(self):  return u'%s' % (self.name)
 224
 225 class Key(PlCoreBase):
 226     name = models.CharField(max_length=256, unique=True)
 227     key = models.CharField(max_length=512)
 228     type = models.CharField(max_length=256)
 229     blacklisted = models.BooleanField()
 230     user = models.ForeignKey(User, related_name='keys')
 231
 232     def __unicode__(self):  return u'%s' % (self.name)
 233
 234     def save(self, *args, **kwds):
 235         driver  = OpenStackDriver()
 236         if not self.id:
 237             keypair = driver.create_keypair(name=self.name, key=self.key)
 238         super(Key, self).save(*args, **kwds)
 239
 240     def delete(self, *args, **kwds):
 241         driver  = OpenStackDriver()
 242         driver.delete_keypair(self.name)
 243         super(Key, self).delete(*args, **kwds)
 244
 245
 246
 247 class Sliver(PlCoreBase):
 248     instance_id = models.CharField(max_length=200, help_text="Nova instance id")
 249     name = models.CharField(max_length=200, help_text="Sliver name")
 250     flavor = models.ForeignKey(Flavor)
 251     image = models.ForeignKey(Image)
 252     key = models.ForeignKey(Key)
 253     slice = models.ForeignKey(Slice)
 254     siteDeploymentNetwork = models.ForeignKey(SiteDeploymentNetwork)
 255     node = models.ForeignKey(Node)
 256
 257     def __unicode__(self):  return u'%s::%s' % (self.slice, self.siteDeploymentNetwork)
 258
 259     def save(self, *args, **kwds):
 260         driver  = OpenStackDriver()
 261         instance = driver.spawn_instances(name=self.name,
 262                                           keyname=self.name,
 263                                           hostnames=self.node.name,
 264                                           flavor=self.flavor.name,
 265                                           image=self.image.name)
 266         self.instance_id = instance.id
 267         super(Sliver, self).save(*args, **kwds)
 268
 269     def delete(self, *args, **kwds):
 270         driver  = OpenStackDriver()
 271         driver.destroy_instance(name=self.name, id=self.instance_id)
 272         super(Sliver, self).delete(*args, **kwds)
 273