vmware-nsx/vmware_nsx/services/qos/nsx_v/plugin.py
Adit Sarfaty 24a84004ff NSX|V add qos support for networks
Add support for the qos service in NSX|V, including:
- Attach/Detach qos policy to a new or updated network
- Allow qos configuration on a backend network only,
  and only if use_dvs_features is True
- Update the bw limitations on the edge through the dvs
- Update the networks bw limitations when a policy or rule changes
  through the QoS notification driver

Change-Id: Icee25b59e8e0f3c1c093077b631250a908e127c1
2016-04-06 14:51:57 +03:00

42 lines
1.4 KiB
Python

# Copyright 2016 VMware, 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.
from neutron.services.qos import qos_plugin
from oslo_config import cfg
from oslo_log import log as logging
from vmware_nsx._i18n import _, _LI
from vmware_nsx.common import exceptions as nsx_exc
LOG = logging.getLogger(__name__)
class NsxVQosPlugin(qos_plugin.QoSPlugin):
"""Service plugin for VMware NSX-v to implement Neutron's Qos API."""
supported_extension_aliases = ["qos"]
def __init__(self):
LOG.info(_LI("Loading VMware NSX-V Qos Service Plugin"))
super(NsxVQosPlugin, self).__init__()
if not cfg.CONF.nsxv.use_dvs_features:
error = _("Cannot use the NSX-V QoS plugin without "
"enabling the dvs features")
raise nsx_exc.NsxPluginException(err_msg=error)