100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from neutron_lib.plugins import constants
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from neutron_lib.plugins import directory
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from oslo_log import log as logging
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from oslo_utils import versionutils
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from oslo_versionedobjects import base as obj_base
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from oslo_versionedobjects import fields as obj_fields
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from neutron.objects import base
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from neutron.objects import common_types
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from neutron.services.qos import qos_consts
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LOG = logging.getLogger(__name__)
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class RuleTypeField(obj_fields.BaseEnumField):
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def __init__(self, **kwargs):
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self.AUTO_TYPE = obj_fields.Enum(
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valid_values=qos_consts.VALID_RULE_TYPES)
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super(RuleTypeField, self).__init__(**kwargs)
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@obj_base.VersionedObjectRegistry.register
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class QosRuleType(base.NeutronObject):
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# Version 1.0: Initial version
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# Version 1.1: Added QosDscpMarkingRule
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# Version 1.2: Added QosMinimumBandwidthRule
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# Version 1.3: Added drivers field
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VERSION = '1.3'
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fields = {
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'type': RuleTypeField(),
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'drivers': obj_fields.ListOfObjectsField(
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'QosRuleTypeDriver', nullable=True)
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}
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synthetic_fields = ['drivers']
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# we don't receive context because we don't need db access at all
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@classmethod
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def get_object(cls, rule_type_name, **kwargs):
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plugin = directory.get_plugin(alias=constants.QOS)
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drivers = plugin.supported_rule_type_details(rule_type_name)
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drivers_obj = [QosRuleTypeDriver(
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name=driver['name'],
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supported_parameters=driver['supported_parameters'])
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for driver in drivers]
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return cls(type=rule_type_name, drivers=drivers_obj)
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# we don't receive context because we don't need db access at all
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@classmethod
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def get_objects(cls, validate_filters=True, **kwargs):
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if validate_filters:
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cls.validate_filters(**kwargs)
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rule_types = (
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directory.get_plugin(alias=constants.QOS).supported_rule_types)
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# TODO(ihrachys): apply filters to returned result
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return [cls(type=type_) for type_ in rule_types]
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def obj_make_compatible(self, primitive, target_version):
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_target_version = versionutils.convert_version_to_tuple(target_version)
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if _target_version < (1, 3):
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primitive.pop('drivers', None)
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@obj_base.VersionedObjectRegistry.register
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class QosRuleTypeDriver(base.NeutronObject):
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# Version 1.0: Initial version
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VERSION = '1.0'
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fields = {
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'name': obj_fields.StringField(),
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'supported_parameters': common_types.ListOfDictOfMiscValuesField()
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}
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def to_dict(self):
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return {
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'name': self.name,
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'supported_parameters': self.supported_parameters}
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@classmethod
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def get_objects(cls, context, **kwargs):
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raise NotImplementedError()
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