70 lines
2.5 KiB
Python
70 lines
2.5 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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#
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"""network_migration_for_svi
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Revision ID: 1c564e737f9f
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Revises: 804d991a3564
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Create Date: 2018-02-27 00:00:00.000000
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"""
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# revision identifiers, used by Alembic.
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revision = '1c564e737f9f'
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down_revision = '804d991a3564'
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from alembic import op
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from alembic import util
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from neutron.db import models_v2
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import sqlalchemy as sa
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from sqlalchemy.orm import lazyload
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NetworkExtensionDb = sa.Table(
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'apic_aim_network_extensions', sa.MetaData(),
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sa.Column('network_id', sa.String(36), nullable=False),
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sa.Column('external_network_dn', sa.String(1024)),
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sa.Column('nat_type', sa.Enum('distributed', 'edge', '')),
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sa.Column('svi', sa.Boolean),
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sa.Column('bgp_enable', sa.Boolean,
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server_default=sa.false(), nullable=False),
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sa.Column('bgp_type', sa.Enum('default_export', ''),
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server_default="default_export", nullable=False),
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sa.Column('bgp_asn', sa.String(64),
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server_default="0", nullable=False))
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def upgrade():
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session = sa.orm.Session(bind=op.get_bind(), autocommit=True)
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with session.begin(subtransactions=True):
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# Migrate networks.
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net_dbs = (session.query(models_v2.Network)
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.options(lazyload('*')).all())
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for net_db in net_dbs:
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# Skip applying this update if using a legacy plugin
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if not hasattr(net_db, 'aim_extension_mapping') or (
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net_db.aim_extension_mapping is None):
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continue
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util.msg("Migrating network: %s" % net_db)
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# If this update is successful then it means its an external
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# network with its DN set.
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res = session.execute(NetworkExtensionDb.update().values(
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svi=False).where(NetworkExtensionDb.c.network_id == net_db.id))
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if res.rowcount == 0:
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session.execute(NetworkExtensionDb.insert().values(
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network_id=net_db.id, svi=False))
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def downgrade():
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pass
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