import socket
from django.db import models
from core.models import PlCoreBase, Site, Slice, Sliver, Deployment
+from core.models import DeploymentLinkManager,DeploymentLinkDeletionManager
from django.contrib.contenttypes.models import ContentType
from django.contrib.contenttypes import generic
+from django.core.exceptions import ValidationError
# If true, then IP addresses will be allocated by the model. If false, then
# we will assume the observer handles it.
NO_OBSERVER=False
+def ParseNatList(ports):
+ """ Support a list of ports in the format "protocol:port, protocol:port, ..."
+ examples:
+ tcp 123
+ tcp 123:133
+ tcp 123, tcp 124, tcp 125, udp 201, udp 202
+
+ User can put either a "/" or a " " between protocol and ports
+ Port ranges can be specified with "-" or ":"
+ """
+ nats = []
+ if ports:
+ parts = ports.split(",")
+ for part in parts:
+ part = part.strip()
+ if "/" in part:
+ (protocol, ports) = part.split("/",1)
+ elif " " in part:
+ (protocol, ports) = part.split(None,1)
+ else:
+ raise TypeError('malformed port specifier %s, format example: "tcp 123, tcp 201:206, udp 333"' % part)
+
+ protocol = protocol.strip()
+ ports = ports.strip()
+
+ if not (protocol in ["udp", "tcp"]):
+ raise ValueError('unknown protocol %s' % protocol)
+
+ if "-" in ports:
+ (first, last) = ports.split("-")
+ first = int(first.strip())
+ last = int(last.strip())
+ portStr = "%d:%d" % (first, last)
+ elif ":" in ports:
+ (first, last) = ports.split(":")
+ first = int(first.strip())
+ last = int(last.strip())
+ portStr = "%d:%d" % (first, last)
+ else:
+ portStr = "%d" % int(ports)
+
+ nats.append( {"l4_protocol": protocol, "l4_port": portStr} )
+
+ return nats
+
+def ValidateNatList(ports):
+ try:
+ ParseNatList(ports)
+ except Exception,e:
+ raise ValidationError(str(e))
+
class NetworkTemplate(PlCoreBase):
VISIBILITY_CHOICES = (('public', 'public'), ('private', 'private'))
TRANSLATION_CHOICES = (('none', 'none'), ('NAT', 'NAT'))
+ TOPOLOGY_CHOICES = (('bigswitch', 'BigSwitch'), ('physical', 'Physical'), ('custom', 'Custom'))
+ CONTROLLER_CHOICES = ((None, 'None'), ('onos', 'ONOS'), ('custom', 'Custom'))
name = models.CharField(max_length=32)
description = models.CharField(max_length=1024, blank=True, null=True)
translation = models.CharField(max_length=30, choices=TRANSLATION_CHOICES, default="none")
sharedNetworkName = models.CharField(max_length=30, blank=True, null=True)
sharedNetworkId = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
+ topologyKind = models.CharField(null=False, blank=False, max_length=30, choices=TOPOLOGY_CHOICES, default="BigSwitch")
+ controllerKind = models.CharField(null=True, blank=True, max_length=30, choices=CONTROLLER_CHOICES, default=None)
def __unicode__(self): return u'%s' % (self.name)
class Network(PlCoreBase):
name = models.CharField(max_length=32)
template = models.ForeignKey(NetworkTemplate)
- deployment = models.ForeignKey(Deployment, related_name="networks", help_text="Deployment this Network belongs to")
- site = models.ForeignKey(Site, blank=True, null=True, default=None, related_name="networks", help_text="Is this an infrastructure Network at a single Site?")
subnet = models.CharField(max_length=32, blank=True)
- ports = models.CharField(max_length=1024, blank=True, null=True)
+ ports = models.CharField(max_length=1024, blank=True, null=True, validators=[ValidateNatList])
labels = models.CharField(max_length=1024, blank=True, null=True)
owner = models.ForeignKey(Slice, related_name="ownedNetworks", help_text="Slice that owns control of this Network")
slices = models.ManyToManyField(Slice, blank=True, related_name="networks", through="NetworkSlice")
slivers = models.ManyToManyField(Sliver, blank=True, related_name="networks", through="NetworkSliver")
+ topologyParameters = models.TextField(null=True, blank=True)
+ controllerUrl = models.CharField(null=True, blank=True, max_length=1024)
+ controllerParameters = models.TextField(null=True, blank=True)
+
# for observer/manager
network_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
self.subnet = find_unused_subnet(existing_subnets=[x.subnet for x in Network.objects.all()])
super(Network, self).save(*args, **kwds)
+ def can_update(self, user):
+ return self.owner.can_update(user)
+
+ @property
+ def nat_list(self):
+ return ParseNatList(self.ports)
+
+ @staticmethod
+ def select_by_user(user):
+ if user.is_admin:
+ qs = Network.objects.all()
+ else:
+ slices = Slice.select_by_user(user)
+ #slice_ids = [s.id for s in Slice.select_by_user(user)]
+ qs = Network.objects.filter(owner__in=slices)
+ return qs
+
+class NetworkDeployments(PlCoreBase):
+ objects = DeploymentLinkManager()
+ deleted_objects = DeploymentLinkDeletionManager()
+
+ # Stores the openstack ids at various deployments
+ network = models.ForeignKey(Network, related_name='networkdeployments')
+ deployment = models.ForeignKey(Deployment, related_name='networkdeployments')
+ net_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
+ router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
+ subnet_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum subnet id")
+ subnet = models.CharField(max_length=32, blank=True)
+
+ def can_update(self, user):
+ return user.is_admin
+
+ @staticmethod
+ def select_by_user(user):
+ if user.is_admin:
+ qs = NetworkDeployments.objects.all()
+ else:
+ slices = Slice.select_by_user(user)
+ networks = Network.objects.filter(owner__in=slices)
+ qs = NetworkDeployments.objects.filter(network__in=networks)
+ return qs
+
class NetworkSlice(PlCoreBase):
# This object exists solely so we can implement the permission check when
# adding slices to networks. It adds no additional fields to the relation.
- network = models.ForeignKey(Network)
- slice = models.ForeignKey(Slice)
+ network = models.ForeignKey(Network,related_name='networkslices')
+ slice = models.ForeignKey(Slice,related_name='networkslices')
def save(self, *args, **kwds):
slice = self.slice
def __unicode__(self): return u'%s-%s' % (self.network.name, self.slice.name)
+ def can_update(self, user):
+ return self.slice.can_update(user)
+
+ @staticmethod
+ def select_by_user(user):
+ if user.is_admin:
+ qs = NetworkSlice.objects.all()
+ else:
+ slice_ids = [s.id for s in Slice.select_by_user(user)]
+ qs = NetworkSlice.objects.filter(id__in=slice_ids)
+ return qs
+
class NetworkSliver(PlCoreBase):
- network = models.ForeignKey(Network)
- sliver = models.ForeignKey(Sliver)
+ network = models.ForeignKey(Network,related_name='networkslivers')
+ sliver = models.ForeignKey(Sliver,related_name='networkslivers')
ip = models.GenericIPAddressField(help_text="Sliver ip address", blank=True, null=True)
port_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum port id")
def __unicode__(self): return u'%s-%s' % (self.network.name, self.sliver.instance_name)
+ def can_update(self, user):
+ return self.sliver.can_update(user)
+
+ @staticmethod
+ def select_by_user(user):
+ if user.is_admin:
+ qs = NetworkSliver.objects.all()
+ else:
+ sliver_ids = [s.id for s in NetworkSliver.select_by_user(user)]
+ qs = NetworkSliver.objects.filter(id__in=sliver_ids)
+ return qs
+
class Router(PlCoreBase):
name = models.CharField(max_length=32)
owner = models.ForeignKey(Slice, related_name="routers")
def __unicode__(self): return u'%s' % (self.name)
class NetworkParameter(PlCoreBase):
- parameter = models.ForeignKey(NetworkParameterType, related_name="parameters", help_text="The type of the parameter")
+ parameter = models.ForeignKey(NetworkParameterType, related_name="networkparameters", help_text="The type of the parameter")
value = models.CharField(help_text="The value of this parameter", max_length=1024)
# The required fields to do a ObjectType lookup, and object_id assignment
git://git.onelab.eu / plstackapi.git / blobdiff