Change to use OpenNebulaManager

hosting/models.py

@@ -311,67 +311,27 @@ class HostingBill(AssignPermissionsMixin, models.Model):
     def __str__(self):
         return "%s" % (self.customer.user.email)
 
+    @classmethod
+    def create(cls, customer=None, billing_address=None):
+        instance = cls.objects.create(customer=customer, billing_address=billing_address)
+        return instance
+
     def get_vms(self):
-        # Get User
-        user_email = self.customer.user.email
+        email = self.customer.user.email
+        # Get opennebula client
+        opennebula_client = OpenNebulaManager()
 
-        # Connect to open nebula server
-        try:
-            client = oca.Client("{0}:{1}".format(settings.OPENNEBULA_USERNAME,
-                                                 settings.OPENNEBULA_PASSWORD),
-                                "{protocol}://{domain}:{port}{endpoint}".format(
-                                    protocol=settings.OPENNEBULA_PROTOCOL,
-                                    domain=settings.OPENNEBULA_DOMAIN,
-                                    port=settings.OPENNEBULA_PORT,
-                                    endpoint=settings.OPENNEBULA_ENDPOINT
-                                ))
-        except OpenNebulaException as err:
-            logger.error("Error : {0}".format(err))
-            return None
-        except socket.timeout:
-            logger.error("Socket timeout error.")
-            return None
-
-
-        # Get open nebula user id for given email
-        user_pool = oca.UserPool(client)
-        user_pool.info()
-        try:
-            user_id = user_pool.get_by_name(user_email).id
-        except WrongNameError as wrong_name_err:
-            logger.error("User {0} does not exist.", user_email)
-            return None
-        # Get vm_pool for given user_id
-        vm_pool = oca.VirtualMachinePool(client)
-        vm_pool.info(filter=user_id)
+        # Get vm pool
+        vm_pool = opennebula_client.get_vms(email)
 
         # Reset total price
         self.total_price = 0
         vms = []
         # Add vm in vm_pool to context
         for vm in vm_pool:
-            name = vm.name
-            cores = int(vm.template.vcpu)
-            memory = int(vm.template.memory) / 1024
-            # Check if vm has more than one disk
-            if 'DISK' in vm.template.multiple:
-                disk_size = 0
-                for disk in vm.template.disks:
-                    disk_size += int(disk.size) / 1024
-            else:
-                disk_size = int(vm.template.disk.size) / 1024
-
-            #TODO: Replace with vm plan
-            price = 0.6 * disk_size + 2 * memory + 5 * cores
-            vm = {}
-            vm['name'] = name
-            vm['price'] = price
-            vm['disk_size'] = disk_size
-            vm['cores'] = cores
-            vm['memory'] = memory
-            vms.append(vm)
-            self.total_price += price
-
+            vm_data = OpenNebulaManager.parse_vm(vm)
+            self.total_price += vm_data['price']
+            vms.append(vm_data)
         self.save()
         return vms