703c7cf25f
This patch adds the DB Model implementation for NFP Orchestrator
process. This DB layer framework is going to be consumed by NFP
Orchestrator process which will be introduced in a subsequent
patch.
Change-Id: Ib249dfc9c1e5c10736d87781fcfadc5a930e2cc8
Implements: blueprint gbp-network-services-framework
Co-Authored-By: Akash Deep <akash.deep@oneconvergence.com>
Co-Authored-By: ashutosh mishra <mca.ashu4@gmail.com>
(cherry picked from commit b0f4ecf9d6)
144 lines
5.7 KiB
Python
144 lines
5.7 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from neutron.db import model_base
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import sqlalchemy as sa
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy import orm
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from gbpservice.nfp.common import constants as nfp_constants
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TENANT_ID_MAX_LEN = 255
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DESCRIPTION_MAX_LEN = 4096
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class HasStatus(object):
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"""status mixin, add to subclasses that have a status."""
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status = sa.Column(sa.String(16), nullable=False, index=True)
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class HasStatusDescription(HasStatus):
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"""Status with description mixin."""
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status_description = sa.Column(sa.String(DESCRIPTION_MAX_LEN))
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BASE = declarative_base(cls=model_base.NeutronBaseV2)
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class PortInfo(BASE, model_base.HasId, model_base.HasTenant):
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"""Represents the Port Information"""
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__tablename__ = 'nfp_port_infos'
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port_model = sa.Column(sa.Enum(nfp_constants.NEUTRON_PORT,
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nfp_constants.GBP_PORT,
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name='port_model'))
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port_classification = sa.Column(sa.Enum(nfp_constants.PROVIDER,
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nfp_constants.CONSUMER,
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nfp_constants.MANAGEMENT,
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nfp_constants.MONITOR,
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name='port_classification'))
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port_role = sa.Column(sa.Enum(nfp_constants.ACTIVE_PORT,
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nfp_constants.STANDBY_PORT,
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nfp_constants.MASTER_PORT,
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name='port_role'),
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nullable=True)
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class NetworkInfo(BASE, model_base.HasId, model_base.HasTenant):
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"""Represents the Network Service Instance"""
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__tablename__ = 'nfp_network_infos'
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network_model = sa.Column(sa.Enum(nfp_constants.NEUTRON_NETWORK,
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nfp_constants.GBP_NETWORK,
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name='network_model'),
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nullable=False)
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class NSIPortAssociation(BASE):
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"""One to many relation between NSIs and DataPorts."""
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__tablename__ = 'nfp_nfi_dataport_associations'
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network_function_instance_id = sa.Column(
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sa.String(36),
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sa.ForeignKey('nfp_network_function_instances.id'), primary_key=True)
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data_port_id = sa.Column(sa.String(36),
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sa.ForeignKey('nfp_port_infos.id',
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ondelete='CASCADE'),
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primary_key=True)
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class NetworkFunctionInstance(BASE, model_base.HasId, model_base.HasTenant,
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HasStatusDescription):
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"""Represents the Network Function Instance"""
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__tablename__ = 'nfp_network_function_instances'
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name = sa.Column(sa.String(255))
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description = sa.Column(sa.String(255))
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ha_state = sa.Column(sa.String(255))
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network_function_id = sa.Column(
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sa.String(36),
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sa.ForeignKey('nfp_network_functions.id', ondelete="SET NULL"),
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nullable=True)
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network_function_device_id = sa.Column(
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sa.String(36),
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sa.ForeignKey('nfp_network_function_devices.id', ondelete="SET NULL"),
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nullable=True)
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port_info = orm.relationship(
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NSIPortAssociation,
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cascade='all, delete-orphan')
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class NetworkFunction(BASE, model_base.HasId, model_base.HasTenant,
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HasStatusDescription):
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"""Represents the Network Function object"""
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__tablename__ = 'nfp_network_functions'
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name = sa.Column(sa.String(255))
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description = sa.Column(sa.String(1024))
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service_id = sa.Column(sa.String(36), nullable=False)
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service_chain_id = sa.Column(sa.String(36), nullable=True)
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service_profile_id = sa.Column(sa.String(36), nullable=False)
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service_config = sa.Column(sa.TEXT)
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heat_stack_id = sa.Column(sa.String(36), nullable=True)
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network_function_instances = orm.relationship(
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NetworkFunctionInstance,
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backref='network_function')
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class NetworkFunctionDevice(BASE, model_base.HasId, model_base.HasTenant,
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HasStatusDescription):
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"""Represents the Network Function Device"""
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__tablename__ = 'nfp_network_function_devices'
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name = sa.Column(sa.String(255))
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description = sa.Column(sa.String(255))
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mgmt_ip_address = sa.Column(sa.String(36), nullable=True)
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mgmt_port_id = sa.Column(sa.String(36),
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sa.ForeignKey('nfp_port_infos.id',
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ondelete= 'SET NULL'),
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nullable=True)
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monitoring_port_id = sa.Column(sa.String(36),
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sa.ForeignKey('nfp_port_infos.id',
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ondelete= 'SET NULL'),
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nullable=True)
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monitoring_port_network = sa.Column(sa.String(36),
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sa.ForeignKey('nfp_network_infos.id',
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ondelete= 'SET NULL'),
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nullable=True)
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service_vendor = sa.Column(sa.String(36), nullable=False, index=True)
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max_interfaces = sa.Column(sa.Integer(), nullable=False)
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reference_count = sa.Column(sa.Integer(), nullable=False)
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interfaces_in_use = sa.Column(sa.Integer(), nullable=False)
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