add multiport and exception handling

extensions/multiport.py

@@ -0,0 +1,116 @@
+"""
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+#
+# Copyright 2011 Cisco Systems, Inc.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+#
+# @author: Ying Liu, Cisco Systems, Inc.
+#
+"""
+import logging
+
+from webob import exc
+
+from quantum.api import api_common as common
+from quantum.api.views import ports as port_view
+from quantum.common import extensions
+from quantum.manager import QuantumManager
+from quantum.plugins.cisco.common import cisco_exceptions as exception
+from quantum.plugins.cisco.common import cisco_faults as faults
+
+LOG = logging.getLogger('quantum.api.multiports')
+
+
+class Multiport(object):
+    """extension class multiport"""
+    def __init__(self):
+        pass
+
+    @classmethod
+    def get_name(cls):
+        """ Returns Ext Resource Name """
+        return "Cisco Multiport"
+
+    @classmethod
+    def get_alias(cls):
+        """ Returns Ext Resource Alias """
+        return "Cisco Multiport"
+
+    @classmethod
+    def get_description(cls):
+        """ Returns Ext Resource Description """
+        return "handle multiple ports in one call"
+
+    @classmethod
+    def get_namespace(cls):
+        """ Returns Ext Resource Namespace """
+        return "http://docs.ciscocloud.com/api/ext/multiport/v1.0"
+
+    @classmethod
+    def get_updated(cls):
+        """ Returns Ext Resource Update Time """
+        return "2011-08-25T13:25:27-06:00"
+
+    @classmethod
+    def get_resources(cls):
+        """ Returns Ext Resources """
+        parent_resource = dict(member_name="tenant",
+                               collection_name="extensions/csco/tenants")
+        controller = MultiportController(QuantumManager.get_plugin())
+        return [extensions.ResourceExtension('multiport', controller,
+                                             parent=parent_resource)]
+
+
+class MultiportController(common.QuantumController):
+    """ multiport API controller
+        based on QuantumController """
+
+    _multiport_ops_param_list = [{
+        'param-name': 'net_id_list',
+        'required': True}, {
+        'param-name': 'status',
+        'required': True}, {
+        'param-name': 'ports_desc',
+        'required': True}]
+
+    _serialization_metadata = {
+        "application/xml": {
+            "attributes": {
+                "multiport": ["id", "name"],
+            },
+        },
+    }
+
+    def __init__(self, plugin):
+        self._resource_name = 'multiport'
+        self._plugin = plugin
+
+    # pylint: disable-msg=E1101,W0613
+    def create(self, request, tenant_id):
+        """ Creates a new multiport for a given tenant """
+        try:
+            req_params = \
+                self._parse_request_params(request,
+                                           self._multiport_ops_param_list)
+        except exc.HTTPError as exp:
+            return faults.Fault(exp)
+        multiports = self._plugin.\
+                       create_multiport(tenant_id,
+                                          req_params['net_id_list'],
+                                          req_params['status'],
+                                          req_params['ports_desc'])
+        builder = port_view.get_view_builder(request)
+        result = [builder.build(port)['port']
+                      for port in multiports]
+        return dict(ports=result)