1d6d0257a2
This patch also introduces a DB migration to update the affected tables, and the enum type for those DB engines that require it. Additions made to existing migrations are needed to ensure that green deployments using the new plugin name will apply the migrations correctly. Partial-implements blueprint nicira-plugin-renaming Change-Id: Ie0fdb51dfa399c44b749fa8345f334a2c8c29151
104 lines
4.0 KiB
Python
104 lines
4.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013 OpenStack Foundation
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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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"""add multiprovider
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Revision ID: 3c6e57a23db4
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Revises: 86cf4d88bd3
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Create Date: 2013-07-10 12:43:35.769283
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"""
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# revision identifiers, used by Alembic.
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revision = '3c6e57a23db4'
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down_revision = '86cf4d88bd3'
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# Change to ['*'] if this migration applies to all plugins
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migration_for_plugins = [
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'neutron.plugins.nicira.NeutronPlugin.NvpPluginV2',
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'neutron.plugins.nicira.NeutronServicePlugin.NvpAdvancedPlugin',
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'neutron.plugins.vmware.plugin.NsxPlugin',
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'neutron.plugins.vmware.plugin.NsxServicePlugin'
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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.db import migration
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def upgrade(active_plugins=None, options=None):
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if not migration.should_run(active_plugins, migration_for_plugins):
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return
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op.create_table(
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'nvp_multi_provider_networks',
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sa.Column('network_id', sa.String(length=36), nullable=False),
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sa.ForeignKeyConstraint(['network_id'], ['networks.id'],
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ondelete='CASCADE'),
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sa.PrimaryKeyConstraint('network_id'),
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mysql_engine='InnoDB'
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)
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op.create_table('rename_nvp_network_bindings',
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sa.Column('network_id', sa.String(length=36),
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primary_key=True),
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sa.Column('binding_type',
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sa.Enum(
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'flat', 'vlan', 'stt', 'gre', 'l3_ext',
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name=(
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'nvp_network_bindings_binding_type')),
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nullable=False, primary_key=True),
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sa.Column('phy_uuid', sa.String(36), primary_key=True,
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nullable=True),
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sa.Column('vlan_id', sa.Integer, primary_key=True,
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nullable=True, autoincrement=False))
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# copy data from nvp_network_bindings into rename_nvp_network_bindings
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op.execute("INSERT INTO rename_nvp_network_bindings SELECT network_id, "
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"binding_type, phy_uuid, vlan_id from nvp_network_bindings")
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op.drop_table('nvp_network_bindings')
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op.rename_table('rename_nvp_network_bindings', 'nvp_network_bindings')
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def downgrade(active_plugins=None, options=None):
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if not migration.should_run(active_plugins, migration_for_plugins):
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return
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# Delete the multi_provider_network entries from nvp_network_bindings
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op.execute("DELETE from nvp_network_bindings WHERE network_id IN "
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"(SELECT network_id from nvp_multi_provider_networks)")
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# create table with previous contains
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op.create_table(
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'rename_nvp_network_bindings',
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sa.Column('network_id', sa.String(length=36), primary_key=True),
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sa.Column('binding_type',
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sa.Enum('flat', 'vlan', 'stt', 'gre', 'l3_ext',
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name=('nvp_network_bindings_binding_type')),
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nullable=False),
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sa.Column('phy_uuid', sa.String(36), nullable=True),
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sa.Column('vlan_id', sa.Integer, nullable=True, autoincrement=False))
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# copy data from nvp_network_bindings into rename_nvp_network_bindings
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op.execute("INSERT INTO rename_nvp_network_bindings SELECT network_id, "
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"binding_type, phy_uuid, vlan_id from nvp_network_bindings")
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op.drop_table('nvp_network_bindings')
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op.rename_table('rename_nvp_network_bindings', 'nvp_network_bindings')
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op.drop_table('nvp_multi_provider_networks')
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