add default select_by_user to plcorebase, hunt down and destroy select_by_user method...

[plstackapi.git] / planetstack / core / models / network.py

diff --git a/planetstack/core/models/network.py b/planetstack/core/models/network.py
index 4ac0b7e..51cc0c8 100644 (file)
--- a/planetstack/core/models/network.py
+++ b/planetstack/core/models/network.py
@@ -1,7 +1,8 @@
 import os
 import socket
 from django.db import models
-from core.models import PlCoreBase, Site, Slice, Sliver
+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
 
@@ -29,7 +30,7 @@ class Network(PlCoreBase):
     subnet = models.CharField(max_length=32, blank=True)
     ports = models.CharField(max_length=1024, blank=True, null=True)
     labels = models.CharField(max_length=1024, blank=True, null=True)
-    owner = models.ForeignKey(Slice, related_name="ownedNetworks")
+    owner = models.ForeignKey(Slice, related_name="ownedNetworks", help_text="Slice that owns control of this Network")
 
     guaranteedBandwidth = models.IntegerField(default=0)
     permitAllSlices = models.BooleanField(default=False)
@@ -50,6 +51,90 @@ class Network(PlCoreBase):
             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):
+        """ 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 self.ports:
+            parts = self.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 TypeError('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
+
+    @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)
+    deployment = models.ForeignKey(Deployment)
+    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.
@@ -70,10 +155,23 @@ class NetworkSlice(PlCoreBase):
 
     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)
     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 save(self, *args, **kwds):
         slice = self.sliver.slice
@@ -92,6 +190,18 @@ class NetworkSliver(PlCoreBase):
 
     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")