134 lines
5.6 KiB
Python
134 lines
5.6 KiB
Python
# Copyright 2015 Huawei Technologies India Pvt Ltd, Inc.
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# All Rights Reserved.
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#
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# 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.db import constants as db_const
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from neutron_lib.db import model_base
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import sqlalchemy as sa
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from neutron.common import constants
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from neutron.db import models_v2
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from neutron.db import rbac_db_models
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from neutron.db import standard_attr
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class QosPolicy(standard_attr.HasStandardAttributes, model_base.BASEV2,
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model_base.HasId, model_base.HasProject):
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__tablename__ = 'qos_policies'
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name = sa.Column(sa.String(db_const.NAME_FIELD_SIZE))
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rbac_entries = sa.orm.relationship(rbac_db_models.QosPolicyRBAC,
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backref='qos_policy', lazy='subquery',
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cascade='all, delete, delete-orphan')
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api_collections = ['policies']
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class QosNetworkPolicyBinding(model_base.BASEV2):
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__tablename__ = 'qos_network_policy_bindings'
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policy_id = sa.Column(sa.String(36),
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sa.ForeignKey('qos_policies.id',
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ondelete='CASCADE'),
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nullable=False,
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primary_key=True)
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network_id = sa.Column(sa.String(36),
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sa.ForeignKey('networks.id',
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ondelete='CASCADE'),
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nullable=False,
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unique=True,
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primary_key=True)
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revises_on_change = ('network', )
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network = sa.orm.relationship(
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models_v2.Network, load_on_pending=True,
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backref=sa.orm.backref("qos_policy_binding", uselist=False,
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cascade='delete', lazy='joined'))
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class QosPortPolicyBinding(model_base.BASEV2):
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__tablename__ = 'qos_port_policy_bindings'
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policy_id = sa.Column(sa.String(36),
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sa.ForeignKey('qos_policies.id',
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ondelete='CASCADE'),
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nullable=False,
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primary_key=True)
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port_id = sa.Column(sa.String(36),
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sa.ForeignKey('ports.id',
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ondelete='CASCADE'),
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nullable=False,
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unique=True,
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primary_key=True)
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revises_on_change = ('port', )
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port = sa.orm.relationship(
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models_v2.Port, load_on_pending=True,
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backref=sa.orm.backref("qos_policy_binding", uselist=False,
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cascade='delete', lazy='joined'))
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class QosBandwidthLimitRule(model_base.HasId, model_base.BASEV2):
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__tablename__ = 'qos_bandwidth_limit_rules'
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qos_policy_id = sa.Column(sa.String(36),
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sa.ForeignKey('qos_policies.id',
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ondelete='CASCADE'),
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nullable=False)
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max_kbps = sa.Column(sa.Integer)
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max_burst_kbps = sa.Column(sa.Integer)
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revises_on_change = ('qos_policy', )
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qos_policy = sa.orm.relationship(QosPolicy, load_on_pending=True)
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direction = sa.Column(sa.Enum(constants.EGRESS_DIRECTION,
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constants.INGRESS_DIRECTION,
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name="directions"),
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default=constants.EGRESS_DIRECTION,
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server_default=constants.EGRESS_DIRECTION,
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nullable=False)
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__table_args__ = (
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sa.UniqueConstraint(
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qos_policy_id, direction,
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name="qos_bandwidth_rules0qos_policy_id0direction"),
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model_base.BASEV2.__table_args__
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)
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class QosDscpMarkingRule(model_base.HasId, model_base.BASEV2):
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__tablename__ = 'qos_dscp_marking_rules'
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qos_policy_id = sa.Column(sa.String(36),
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sa.ForeignKey('qos_policies.id',
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ondelete='CASCADE'),
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nullable=False,
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unique=True)
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dscp_mark = sa.Column(sa.Integer)
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revises_on_change = ('qos_policy', )
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qos_policy = sa.orm.relationship(QosPolicy, load_on_pending=True)
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class QosMinimumBandwidthRule(model_base.HasId, model_base.BASEV2):
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__tablename__ = 'qos_minimum_bandwidth_rules'
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qos_policy_id = sa.Column(sa.String(36),
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sa.ForeignKey('qos_policies.id',
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ondelete='CASCADE'),
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nullable=False,
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index=True)
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min_kbps = sa.Column(sa.Integer)
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direction = sa.Column(sa.Enum(constants.EGRESS_DIRECTION,
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constants.INGRESS_DIRECTION,
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name='directions'),
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nullable=False,
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server_default=constants.EGRESS_DIRECTION)
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revises_on_change = ('qos_policy', )
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qos_policy = sa.orm.relationship(QosPolicy, load_on_pending=True)
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__table_args__ = (
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sa.UniqueConstraint(
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qos_policy_id, direction,
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name='qos_minimum_bandwidth_rules0qos_policy_id0direction'),
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model_base.BASEV2.__table_args__
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)
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