Support router association to BGP speaker
* This change covers the support for create, get and delete operations for router_associations to bgp speaker. * It also covers the population of router association DB. Related-Bug: #1921461 Related-Change: https://review.opendev.org/783791 (spec) Signed-off-by: Manu B <manubk2020@gmail.com> Change-Id: I0116fb8e7977c9595cdde0ba6944bc5c1f25c466
This commit is contained in:
parent
7245c228c2
commit
77e6862557
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@ -27,6 +27,7 @@ from neutron.objects import subnetpool as subnetpool_obj
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from neutron.plugins.ml2 import models as ml2_models
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from neutron_lib.api import validators
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from neutron_lib.api.definitions import bgp_associations
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from neutron_lib import constants as lib_consts
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from neutron_lib.db import api as db_api
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from neutron_lib.db import model_base
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@ -44,6 +45,8 @@ from sqlalchemy.orm import exc as sa_exc
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from neutron_dynamic_routing._i18n import _
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from neutron_dynamic_routing.extensions import bgp as bgp_ext
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from neutron_dynamic_routing.extensions import bgp_associations as bgp_asso_ext
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from neutron_dynamic_routing.services.bgp.common import constants as bgp_consts
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DEVICE_OWNER_ROUTER_GW = lib_consts.DEVICE_OWNER_ROUTER_GW
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@ -69,6 +72,24 @@ class BgpSpeakerPeerBinding(model_base.BASEV2):
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primary_key=True)
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class BgpSpeakerRouterAssociation(model_base.BASEV2,
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model_base.HasId,
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model_base.HasProject):
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"""Represents a mapping between a router and BGP speaker"""
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__tablename__ = 'bgp_speaker_router_associations'
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bgp_speaker_id = sa.Column(sa.String(length=36),
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sa.ForeignKey('bgp_speakers.id'),
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nullable=False)
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router_id = sa.Column(sa.String(length=36),
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sa.ForeignKey('routers.id'),
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nullable=False)
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advertise_extra_routes = sa.Column(sa.Boolean, nullable=False)
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status = sa.Column(sa.String(16))
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class BgpSpeakerNetworkBinding(model_base.BASEV2):
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"""Represents a mapping between a network and BGP speaker"""
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@ -109,6 +130,10 @@ class BgpSpeaker(model_base.BASEV2,
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backref='bgp_speaker_network_bindings',
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cascade='all, delete, delete-orphan',
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lazy='joined')
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router_associations = orm.relationship(
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BgpSpeakerRouterAssociation,
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backref='bgp_speaker_router_associations',
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lazy='joined')
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ip_version = sa.Column(sa.Integer, nullable=False, autoincrement=False)
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@ -221,6 +246,56 @@ class BgpDbMixin(object):
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network_id)
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return {'network_id': network_id}
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def create_bgp_speaker_router_association(self, context, bgp_speaker_id,
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router_association):
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assoc_info = router_association[bgp_associations.ROUTER_ASSOCIATION]
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router_id = self._get_id_for(assoc_info, 'router_id')
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assoc_info['bgp_speaker_id'] = bgp_speaker_id
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assoc_info['status'] = bgp_consts.STATUS_DOWN
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assoc_info['tenant_id'] = context.tenant_id
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with db_api.CONTEXT_WRITER.using(context):
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try:
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model_query.get_by_id(context, BgpSpeaker, bgp_speaker_id)
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except sa_exc.NoResultFound:
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raise bgp_ext.BgpSpeakerNotFound(id=bgp_speaker_id)
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try:
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model_query.get_by_id(context, l3_db.Router, router_id)
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except sa_exc.NoResultFound:
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raise l3_exc.RouterNotFound(router_id=router_id)
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res_keys = ['bgp_speaker_id', 'tenant_id', 'router_id',
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'advertise_extra_routes', 'status']
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res = dict((k, assoc_info[k]) for k in res_keys)
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res['id'] = uuidutils.generate_uuid()
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speaker_router_assoc_db = BgpSpeakerRouterAssociation(**res)
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context.session.add(speaker_router_assoc_db)
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return self._make_bgp_speaker_router_association_dict(
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speaker_router_assoc_db)
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def delete_bgp_speaker_router_association(self, context, id):
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with db_api.CONTEXT_WRITER.using(context):
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binding = self._get_bgp_speaker_router_association(context, id)
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context.session.delete(binding)
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def get_bgp_speaker_router_associations(self, context, bgp_speaker_id,
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fields=None, filters=None,
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sorts=None, limit=None,
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marker=None, page_reverse=False):
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if not filters:
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filters = {}
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filters['bgp_speaker_id'] = [bgp_speaker_id]
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return model_query.get_collection(
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context, BgpSpeakerRouterAssociation,
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self._make_bgp_speaker_router_association_dict,
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filters=filters, fields=fields, sorts=sorts,
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limit=limit, page_reverse=page_reverse)
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def get_bgp_speaker_router_association(self, context, id, fields=None):
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router_assoc = self._get_bgp_speaker_router_association(context, id)
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return self._make_bgp_speaker_router_association_dict(router_assoc,
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fields=fields)
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def delete_bgp_speaker(self, context, bgp_speaker_id):
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with db_api.CONTEXT_WRITER.using(context):
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bgp_speaker_db = self._get_bgp_speaker(context, bgp_speaker_id)
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@ -314,6 +389,10 @@ class BgpDbMixin(object):
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routes = self.get_routes_by_bgp_speaker_id(context, bgp_speaker_id)
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return self._make_advertised_routes_dict(routes)
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def get_routes(self, context, bgp_speaker_id):
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"""TODO: Add implementation to list advertised and learnt routes"""
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pass
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def _get_id_for(self, resource, id_name):
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try:
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uuid = resource[id_name]
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@ -421,9 +500,11 @@ class BgpDbMixin(object):
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'advertise_tenant_networks'}
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peer_bindings = bgp_speaker['peers']
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network_bindings = bgp_speaker['networks']
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router_associations = bgp_speaker['router_associations']
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res = dict((k, bgp_speaker[k]) for k in attrs)
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res['peers'] = [x.bgp_peer_id for x in peer_bindings]
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res['networks'] = [x.network_id for x in network_bindings]
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res['router_associations'] = [x.id for x in router_associations]
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return db_utils.resource_fields(res, fields)
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def _make_advertised_routes_dict(self, routes):
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@ -449,6 +530,20 @@ class BgpDbMixin(object):
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BgpSpeakerNetworkBinding.bgp_speaker_id == bgp_speaker_id,
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BgpSpeakerNetworkBinding.network_id == network_id).one()
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def _get_bgp_speaker_router_association(self, context, id):
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try:
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return model_query.get_by_id(context, BgpSpeakerRouterAssociation,
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id)
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except sa_exc.NoResultFound:
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raise bgp_asso_ext.BgpSpeakerRouterAssociationNotFound(id=id)
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def _make_bgp_speaker_router_association_dict(self, router_association,
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fields=None):
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attrs = ['id', 'tenant_id', 'router_id', 'bgp_speaker_id',
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'advertise_extra_routes', 'status']
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res = dict((k, router_association[k]) for k in attrs)
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return db_utils.resource_fields(res, fields)
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def _make_bgp_peer_dict(self, bgp_peer, fields=None):
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attrs = ['tenant_id', 'id', 'name', 'peer_ip', 'remote_as',
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'auth_type', 'password']
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@ -1 +1 @@
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f399fa0f5f25
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738d0ae1984e
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@ -0,0 +1,42 @@
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# Copyright 2016 Huawei Technologies India Pvt Limited.
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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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#
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"""bgpaas enh
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Revision ID: 738d0ae1984e
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Revises: f399fa0f5f25
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Create Date: 2021-05-21 10:25:57.492514
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"""
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from alembic import op
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import sqlalchemy as sa
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from neutron_lib.db import constants
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def upgrade():
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op.create_table(
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'bgp_speaker_router_associations',
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sa.Column('id', sa.String(length=constants.UUID_FIELD_SIZE),
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nullable=False),
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sa.Column('project_id', sa.String(length=255)),
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sa.Column('bgp_speaker_id', sa.String(length=36),
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sa.ForeignKey('bgp_speakers.id'), nullable=False),
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sa.Column('router_id', sa.String(length=36),
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sa.ForeignKey('routers.id'), nullable=False),
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sa.Column('advertise_extra_routes', sa.Boolean, nullable=False),
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sa.Column('status', sa.String(16)),
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)
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@ -145,6 +145,16 @@ class BgpSpeakerNetworkBindingError(n_exc.Conflict):
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"%(bgp_speaker_id)s.")
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class BgpSpeakerRouterNotAssociated(n_exc.NotFound):
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message = _("Router %(router_id)s is not associated with "
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"BGP speaker %(bgp_speaker_id)s.")
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class BgpSpeakerRouterBindingError(n_exc.Conflict):
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message = _("Router %(router_id)s is already bound to BgpSpeaker "
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"%(bgp_speaker_id)s.")
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class NetworkNotBound(n_exc.NotFound):
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message = _("Network %(network_id)s is not bound to a BgpSpeaker.")
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@ -0,0 +1,70 @@
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# Copyright 2016 Hewlett Packard Development Coompany LP
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#
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# 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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#
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import itertools
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from neutron_lib import exceptions as n_exc
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from neutron_lib.api import extensions as api_extensions
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from neutron_lib.api.definitions import bgp
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from neutron_lib.api.definitions import bgp_associations as bgp_ext
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from neutron_lib.plugins import directory
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from neutron.api import extensions
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from neutron.api.v2 import resource_helper as rh
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from neutron.api.v2 import base
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from neutron_dynamic_routing._i18n import _
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class Bgp_associations(api_extensions.APIExtensionDescriptor):
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api_definition = bgp_ext
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@classmethod
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def get_resources(cls):
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special_mappings = {'bgp-speakers': 'bgp-speaker'}
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plural_mappings = rh.build_plural_mappings(
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special_mappings, itertools.chain(
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bgp_ext.RESOURCE_ATTRIBUTE_MAP,
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bgp_ext.SUB_RESOURCE_ATTRIBUTE_MAP))
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resources = rh.build_resource_info(
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plural_mappings,
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bgp_ext.RESOURCE_ATTRIBUTE_MAP,
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bgp.ALIAS)
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plugin = directory.get_plugin(bgp.ALIAS)
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for sub_resource in bgp_ext.SUB_RESOURCE_ATTRIBUTE_MAP:
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parent = bgp_ext.SUB_RESOURCE_ATTRIBUTE_MAP[
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sub_resource].get('parent')
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params = bgp_ext.SUB_RESOURCE_ATTRIBUTE_MAP[
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sub_resource].get('parameters')
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controller = base.create_resource(sub_resource, sub_resource[:-1],
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plugin, params, allow_bulk=True,
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parent=parent,
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allow_pagination=True,
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allow_sorting=True)
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resource = extensions.ResourceExtension(
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sub_resource,
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controller, parent,
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attr_map=params)
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resources.append(resource)
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return resources
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#Bgp Association Exceptions
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class BgpSpeakerRouterAssociationNotFound(n_exc.NotFound):
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message = _("BGP speaker Router Association %(id)s could not be found.")
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@ -0,0 +1,74 @@
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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 oslo_policy import policy
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from neutron_dynamic_routing.policies import base
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rules = [
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policy.DocumentedRuleDefault(
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'create_bgp_speaker_router_association',
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base.RULE_ADMIN_ONLY,
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'Create a BGP speaker router association',
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[
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{
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'method': 'POST',
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'path': '/bgp-speakers/{bgp_speaker_id}/router_associations',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'update_bgp_speaker_router_association',
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base.RULE_ADMIN_ONLY,
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'Update a BGP speaker router association',
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[
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{
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'method': 'PUT',
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'path': '/bgp-speakers/{bgp_speaker_id}/router_associations/'
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'{router_association_id}',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'delete_bgp_speaker_router_association',
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base.RULE_ADMIN_ONLY,
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'Delete a BGP speaker router association',
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[
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{
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'method': 'DELETE',
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'path': '/bgp-speakers/{bgp_speaker_id}/router_associations/'
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'{router_association_id}',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'get_bgp_speaker_router_association',
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base.RULE_ADMIN_ONLY,
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'Get BGP speaker Router Associations',
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[
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{
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'method': 'GET',
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'path': '/bgp-speakers/{bgp_speaker_id}/router_associations',
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},
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{
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'method': 'GET',
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'path': '/bgp-speakers/{bgp_speaker_id}/router_associations/'
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'{router_association_id}',
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},
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]
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),
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]
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def list_rules():
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return rules
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@ -109,6 +109,39 @@ rules = [
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},
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]
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),
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policy.DocumentedRuleDefault(
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'add_gateway_router',
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base.RULE_ADMIN_ONLY,
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'Add a gateway router to a BGP speaker',
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[
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{
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'method': 'PUT',
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'path': '/bgp-speakers/{id}/add_gateway_router',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'remove_gateway_router',
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base.RULE_ADMIN_ONLY,
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'Remove a gateway router from a BGP speaker',
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[
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{
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'method': 'PUT',
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'path': '/bgp-speakers/{id}/remove_gateway_router',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'get_routes',
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base.RULE_ADMIN_ONLY,
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'Get advertised and learned routes of a BGP speaker',
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[
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{
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'method': 'GET',
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'path': '/bgp-speakers/{id}/get_routes',
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},
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]
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),
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policy.DocumentedRuleDefault(
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'get_advertised_routes',
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base.RULE_ADMIN_ONLY,
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|
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@ -15,6 +15,7 @@
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from netaddr import IPAddress
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from neutron_lib.api.definitions import portbindings
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from neutron_lib.api.definitions import bgp_associations
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from neutron_lib.callbacks import events
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from neutron_lib.callbacks import registry
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from neutron_lib.callbacks import resources
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@ -46,7 +47,8 @@ class BgpPlugin(service_base.ServicePluginBase,
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supported_extension_aliases = [bgp_ext.BGP_EXT_ALIAS,
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dras_ext.BGP_DRAGENT_SCHEDULER_EXT_ALIAS,
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bgp_4byte_asn.BGP_4BYTE_ASN_EXT_ALIAS]
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bgp_4byte_asn.BGP_4BYTE_ASN_EXT_ALIAS,
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bgp_associations.ALIAS]
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def __init__(self):
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super(BgpPlugin, self).__init__()
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@ -220,6 +222,38 @@ class BgpPlugin(service_base.ServicePluginBase,
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bgp_speaker_id,
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network_info)
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def create_bgp_speaker_router_association(self, context, bgp_speaker_id,
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router_association):
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return super(BgpPlugin, self).create_bgp_speaker_router_association(
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context, bgp_speaker_id,
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router_association)
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def delete_bgp_speaker_router_association(self, context, id,
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bgp_speaker_id):
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||||
super(BgpPlugin, self).delete_bgp_speaker_router_association(context,
|
||||
id)
|
||||
|
||||
def get_bgp_speaker_router_association(self, context, id, bgp_speaker_id,
|
||||
fields=None):
|
||||
return super(BgpPlugin, self).get_bgp_speaker_router_association(
|
||||
context, id, fields=fields)
|
||||
|
||||
def get_bgp_speaker_router_associations(
|
||||
self, context, bgp_speaker_id,
|
||||
filters=None, fields=None, sorts=None,
|
||||
limit=None, marker=None,
|
||||
page_reverse=False):
|
||||
return super(BgpPlugin, self).get_bgp_speaker_router_associations(
|
||||
context, bgp_speaker_id,
|
||||
fields=fields,
|
||||
filters=filters, sorts=sorts,
|
||||
limit=limit, marker=marker,
|
||||
page_reverse=page_reverse)
|
||||
|
||||
def get_routes(self, context, bgp_speaker_id):
|
||||
return super(BgpPlugin, self).get_routes(context,
|
||||
bgp_speaker_id)
|
||||
|
||||
def get_advertised_routes(self, context, bgp_speaker_id):
|
||||
return super(BgpPlugin, self).get_advertised_routes(context,
|
||||
bgp_speaker_id)
|
||||
|
|
|
@ -26,3 +26,7 @@ SUPPORTED_AUTH_TYPES = ['none', 'md5']
|
|||
MIN_ASNUM = 1
|
||||
MAX_ASNUM = 65535
|
||||
MAX_4BYTE_ASNUM = 4294967295
|
||||
|
||||
#Supported association status
|
||||
STATUS_DOWN = 'DOWN'
|
||||
STATUS_ACTIVE = 'ACTIVE'
|
||||
|
|
|
@ -19,6 +19,7 @@ import netaddr
|
|||
from neutron.db import l3_dvr_ha_scheduler_db
|
||||
from neutron.tests.unit.extensions import test_l3
|
||||
from neutron.tests.unit.plugins.ml2 import test_plugin
|
||||
from neutron_lib.api.definitions import bgp_associations as bgp_assocs
|
||||
from neutron_lib.api.definitions import external_net
|
||||
from neutron_lib.api.definitions import portbindings
|
||||
from neutron_lib import constants as n_const
|
||||
|
@ -29,6 +30,7 @@ from oslo_config import cfg
|
|||
from oslo_utils import uuidutils
|
||||
|
||||
from neutron_dynamic_routing.extensions import bgp
|
||||
from neutron_dynamic_routing.extensions import bgp_associations as bgp_asso_ext
|
||||
from neutron_dynamic_routing.services.bgp import bgp_plugin
|
||||
|
||||
_uuid = uuidutils.generate_uuid
|
||||
|
@ -48,7 +50,7 @@ class BgpEntityCreationMixin(object):
|
|||
def bgp_speaker(self, ip_version, local_as, name='my-speaker',
|
||||
advertise_fip_host_routes=True,
|
||||
advertise_tenant_networks=True,
|
||||
networks=None, peers=None):
|
||||
networks=None, peers=None, router_id=None):
|
||||
data = {'ip_version': ip_version,
|
||||
ADVERTISE_FIPS_KEY: advertise_fip_host_routes,
|
||||
'advertise_tenant_networks': advertise_tenant_networks,
|
||||
|
@ -67,6 +69,12 @@ class BgpEntityCreationMixin(object):
|
|||
for peer_id in peers:
|
||||
self.bgp_plugin.add_bgp_peer(self.context, bgp_speaker_id,
|
||||
{'bgp_peer_id': peer_id})
|
||||
if router_id:
|
||||
self.bgp_plugin.create_bgp_speaker_router_association(
|
||||
self.context, bgp_speaker_id,
|
||||
{'router_association':
|
||||
{'router_id': router_id,
|
||||
'advertise_extra_routes': True}})
|
||||
|
||||
yield self.bgp_plugin.get_bgp_speaker(self.context, bgp_speaker_id)
|
||||
|
||||
|
@ -487,6 +495,64 @@ class BgpTests(BgpEntityCreationMixin):
|
|||
self.assertEqual(network_id,
|
||||
speaker['networks'][0])
|
||||
|
||||
def test_create_bgp_speaker_router_association(self):
|
||||
tenant_id = _uuid()
|
||||
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
|
||||
'shared': True, 'name': 'bgp-scope'}
|
||||
scope = self.plugin.create_address_scope(
|
||||
self.context,
|
||||
{'address_scope': scope_data})
|
||||
with self.router_with_external_and_tenant_networks(
|
||||
tenant_id=tenant_id,
|
||||
address_scope=scope) as res,\
|
||||
self.bgp_speaker(scope_data['ip_version'], 1234) as speaker:
|
||||
router, *_ = res
|
||||
router_id = router['id']
|
||||
router_assoc = self.bgp_plugin\
|
||||
.create_bgp_speaker_router_association(
|
||||
self.context, speaker['id'],
|
||||
{bgp_assocs.ROUTER_ASSOCIATION:
|
||||
{'router_id': router_id,
|
||||
'advertise_extra_routes': True}})
|
||||
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
|
||||
speaker['id'])
|
||||
router_binding = self.bgp_plugin\
|
||||
.get_bgp_speaker_router_association(
|
||||
self.context, router_assoc['id'],
|
||||
speaker['id'])
|
||||
self.assertEqual(1, len(new_speaker['router_associations']))
|
||||
self.assertIsNotNone(router_binding['id'])
|
||||
self.assertTrue(
|
||||
router_binding['id'] in new_speaker['router_associations'])
|
||||
self.assertEqual(router_binding['bgp_speaker_id'], speaker['id'])
|
||||
|
||||
def test_delete_bgp_speaker_router_association(self):
|
||||
tenant_id = _uuid()
|
||||
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
|
||||
'shared': True, 'name': 'bgp-scope'}
|
||||
scope = self.plugin.create_address_scope(
|
||||
self.context,
|
||||
{'address_scope': scope_data})
|
||||
with self.router_with_external_and_tenant_networks(
|
||||
tenant_id=tenant_id,
|
||||
address_scope=scope) as res:
|
||||
router, *_ = res
|
||||
router_id = router['id']
|
||||
with self.bgp_speaker(scope_data['ip_version'], 1234,
|
||||
router_id=router_id) as speaker:
|
||||
self.bgp_plugin.delete_bgp_speaker_router_association(
|
||||
self.context,
|
||||
speaker['router_associations'][0],
|
||||
speaker['id'])
|
||||
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
|
||||
speaker['id'])
|
||||
self.assertEqual(0, len(new_speaker['router_associations']))
|
||||
self.assertRaises(
|
||||
bgp_asso_ext.BgpSpeakerRouterAssociationNotFound,
|
||||
self.bgp_plugin.get_bgp_speaker_router_association,
|
||||
self.context, speaker['router_associations'][0],
|
||||
speaker['id'])
|
||||
|
||||
def test_create_bgp_peer_md5_auth_no_password(self):
|
||||
bgp_peer = {'bgp_peer': {'auth_type': 'md5', 'password': None}}
|
||||
self.assertRaises(bgp.InvalidBgpPeerMd5Authentication,
|
||||
|
|
Loading…
Reference in New Issue