Alembic migration script for Loadbalancing service
Creates tables for: * VIPs * LB pools * Health monitors * Members * Pool statistics * Session persistences * Pool-monitor Associations Change-Id: I96c497a319129eb8a3ce6a1420a38e8efb666b6b Fixes: bug #1122117
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Roman Prykhodchenko
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013 OpenStack LLC
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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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"""'DB support for load balancing service
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Revision ID: 54c2c487e913
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Revises: 38335592a0dc
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Create Date: 2013-02-04 16:32:32.048731
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"""
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# revision identifiers, used by Alembic.
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revision = '54c2c487e913'
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down_revision = '38335592a0dc'
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# We need migration_for_plugins to be an empty list to avoid creating tables,
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# if there's no plugin that implements the LBaaS extension.
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migration_for_plugins = []
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from alembic import op
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import sqlalchemy as sa
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from quantum.db import migration
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def upgrade(active_plugin=None, options=None):
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if not migration.should_run(active_plugin, migration_for_plugins):
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return
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op.create_table(
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u'vips',
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sa.Column(u'tenant_id', sa.String(255), nullable=True),
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sa.Column(u'id', sa.String(36), nullable=False),
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sa.Column(u'name', sa.String(255), nullable=True),
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sa.Column(u'description', sa.String(255), nullable=True),
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sa.Column(u'subnet_id', sa.String(36), nullable=False),
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sa.Column(u'address', sa.String(64), nullable=True),
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sa.Column(u'port', sa.Integer(), nullable=False),
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sa.Column(u'protocol',
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sa.Enum("HTTP", "HTTPS", "TCP", name="lb_protocols"),
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nullable=False),
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sa.Column(u'pool_id', sa.String(36), nullable=False),
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sa.Column(u'status', sa.String(16), nullable=False),
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sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
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sa.Column(u'connection_limit', sa.Integer(), nullable=True),
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sa.PrimaryKeyConstraint(u'id')
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)
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op.create_table(
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u'poolmonitorassociations',
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sa.Column(u'pool_id', sa.String(36), nullable=False),
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sa.Column(u'monitor_id', sa.String(36), nullable=False),
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sa.ForeignKeyConstraint(['monitor_id'], [u'healthmonitors.id'], ),
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sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
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sa.PrimaryKeyConstraint(u'pool_id', u'monitor_id')
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)
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op.create_table(
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u'sessionpersistences',
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sa.Column(u'vip_id', sa.String(36), nullable=False),
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sa.Column(u'type',
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sa.Enum("SOURCE_IP",
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"HTTP_COOKIE",
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"APP_COOKIE",
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name="sesssionpersistences_type"),
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nullable=False),
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sa.Column(u'cookie_name', sa.String(1024), nullable=True),
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sa.ForeignKeyConstraint(['vip_id'], [u'vips.id'], ),
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sa.PrimaryKeyConstraint(u'vip_id')
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)
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op.create_table(
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u'pools',
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sa.Column(u'tenant_id', sa.String(255), nullable=True),
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sa.Column(u'id', sa.String(36), nullable=False),
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sa.Column(u'vip_id', sa.String(36), nullable=True),
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sa.Column(u'name', sa.String(255), nullable=True),
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sa.Column(u'description', sa.String(255), nullable=True),
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sa.Column(u'subnet_id', sa.String(36), nullable=False),
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sa.Column(u'protocol',
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sa.Enum("HTTP", "HTTPS", "TCP", name="lb_protocols"),
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nullable=False),
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sa.Column(u'lb_method',
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sa.Enum("ROUND_ROBIN",
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"LEAST_CONNECTIONS",
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"SOURCE_IP",
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name="pools_lb_method"),
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nullable=False),
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sa.Column(u'status', sa.String(16), nullable=False),
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sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
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sa.ForeignKeyConstraint(['vip_id'], [u'vips.id'], ),
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sa.PrimaryKeyConstraint(u'id')
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)
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op.create_table(
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u'healthmonitors',
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sa.Column(u'tenant_id', sa.String(255), nullable=True),
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sa.Column(u'id', sa.String(36), nullable=False),
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sa.Column(u'type',
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sa.Enum("PING",
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"TCP",
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"HTTP",
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"HTTPS",
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name="healthmontiors_type"),
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nullable=False),
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sa.Column(u'delay', sa.Integer(), nullable=False),
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sa.Column(u'timeout', sa.Integer(), nullable=False),
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sa.Column(u'max_retries', sa.Integer(), nullable=False),
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sa.Column(u'http_method', sa.String(16), nullable=True),
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sa.Column(u'url_path', sa.String(255), nullable=True),
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sa.Column(u'expected_codes', sa.String(64), nullable=True),
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sa.Column(u'status', sa.String(16), nullable=False),
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sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
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sa.PrimaryKeyConstraint(u'id')
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)
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op.create_table(
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u'members',
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sa.Column(u'tenant_id', sa.String(255), nullable=True),
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sa.Column(u'id', sa.String(36), nullable=False),
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sa.Column(u'pool_id', sa.String(36), nullable=False),
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sa.Column(u'address', sa.String(64), nullable=False),
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sa.Column(u'port', sa.Integer(), nullable=False),
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sa.Column(u'weight', sa.Integer(), nullable=False),
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sa.Column(u'status', sa.String(16), nullable=False),
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sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
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sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
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sa.PrimaryKeyConstraint(u'id')
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)
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op.create_table(
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u'poolstatisticss',
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sa.Column(u'pool_id', sa.String(36), nullable=False),
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sa.Column(u'bytes_in', sa.Integer(), nullable=False),
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sa.Column(u'bytes_out', sa.Integer(), nullable=False),
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sa.Column(u'active_connections', sa.Integer(), nullable=False),
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sa.Column(u'total_connections', sa.Integer(), nullable=False),
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sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
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sa.PrimaryKeyConstraint(u'pool_id')
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)
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def downgrade(active_plugin=None, options=None):
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if not migration.should_run(active_plugin, migration_for_plugins):
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return
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op.drop_table(u'poolstatisticss')
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op.drop_table(u'members')
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op.drop_table(u'healthmonitors')
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op.drop_table(u'pools')
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op.drop_table(u'sessionpersistences')
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op.drop_table(u'poolmonitorassociations')
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op.drop_table(u'vips')
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