Boden R 06bf8d1186 use common constants from lib
neutron-lib contains the neutron.common.constants.
This patch switches references over to use the lib version of them.

Change-Id: I0354c84bd85e20ff4ea7ba392bf9ebfc2e7ac70e
2017-09-22 15:55:08 -06:00

93 lines
3.0 KiB
Python

# Copyright 2017 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_lib import constants
from neutron_lib.db import constants as db_constants
from neutron_lib.services.qos import base
from neutron_lib.services.qos import constants as qos_consts
from oslo_log import log as logging
from vmware_nsx.services.qos.nsx_v3 import utils as qos_utils
LOG = logging.getLogger(__name__)
DRIVER = None
SUPPORTED_RULES = {
qos_consts.RULE_TYPE_BANDWIDTH_LIMIT: {
qos_consts.MAX_KBPS: {
'type:range': [0, db_constants.DB_INTEGER_MAX_VALUE]},
qos_consts.MAX_BURST: {
'type:range': [0, db_constants.DB_INTEGER_MAX_VALUE]},
qos_consts.DIRECTION: {
'type:values': [constants.EGRESS_DIRECTION,
constants.INGRESS_DIRECTION]}
},
qos_consts.RULE_TYPE_DSCP_MARKING: {
qos_consts.DSCP_MARK: {'type:values': constants.VALID_DSCP_MARKS}
}
}
class NSXv3QosDriver(base.DriverBase):
@staticmethod
def create():
return NSXv3QosDriver(
name='NSXv3QosDriver',
vif_types=None,
vnic_types=None,
supported_rules=SUPPORTED_RULES,
requires_rpc_notifications=False)
def __init__(self, **kwargs):
self.handler = qos_utils.QosNotificationsHandler()
super(NSXv3QosDriver, self).__init__(**kwargs)
def is_vif_type_compatible(self, vif_type):
return True
def is_vnic_compatible(self, vnic_type):
return True
def create_policy(self, context, policy):
self.handler.create_policy(context, policy)
def update_policy(self, context, policy):
if (hasattr(policy, "rules")):
self.handler.update_policy_rules(
context, policy.id, policy["rules"])
# May also need to update name / description
self.handler.update_policy(context, policy.id, policy)
def delete_policy(self, context, policy):
self.handler.delete_policy(context, policy.id)
def update_policy_precommit(self, context, policy):
"""Validate rules values, before creation"""
if (hasattr(policy, "rules")):
for rule in policy["rules"]:
self.handler.validate_policy_rule(context, policy.id, rule)
def register():
"""Register the NSX-V3 QoS driver."""
global DRIVER
if not DRIVER:
DRIVER = NSXv3QosDriver.create()
LOG.debug('NSXv3QosDriver QoS driver registered')