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

diff --git a/quantum/db/migration/alembic_migrations/versions/54c2c487e913_lbaas.py b/quantum/db/migration/alembic_migrations/versions/54c2c487e913_lbaas.py
new file mode 100644 (file)
index 0000000..dda7691
--- /dev/null
+++ b/quantum/db/migration/alembic_migrations/versions/54c2c487e913_lbaas.py
@@ -0,0 +1,162 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+#
+# Copyright 2013 OpenStack LLC
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+#
+
+"""'DB support for load balancing service
+
+Revision ID: 54c2c487e913
+Revises: 38335592a0dc
+Create Date: 2013-02-04 16:32:32.048731
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '54c2c487e913'
+down_revision = '38335592a0dc'
+
+# We need migration_for_plugins to be an empty list to avoid creating tables,
+# if there's no plugin that implements the LBaaS extension.
+
+migration_for_plugins = []
+
+from alembic import op
+import sqlalchemy as sa
+
+from quantum.db import migration
+
+
+def upgrade(active_plugin=None, options=None):
+    if not migration.should_run(active_plugin, migration_for_plugins):
+        return
+
+    op.create_table(
+        u'vips',
+        sa.Column(u'tenant_id', sa.String(255), nullable=True),
+        sa.Column(u'id', sa.String(36), nullable=False),
+        sa.Column(u'name', sa.String(255), nullable=True),
+        sa.Column(u'description', sa.String(255), nullable=True),
+        sa.Column(u'subnet_id', sa.String(36), nullable=False),
+        sa.Column(u'address', sa.String(64), nullable=True),
+        sa.Column(u'port', sa.Integer(), nullable=False),
+        sa.Column(u'protocol',
+                  sa.Enum("HTTP", "HTTPS", "TCP", name="lb_protocols"),
+                  nullable=False),
+        sa.Column(u'pool_id', sa.String(36), nullable=False),
+        sa.Column(u'status', sa.String(16), nullable=False),
+        sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
+        sa.Column(u'connection_limit', sa.Integer(), nullable=True),
+        sa.PrimaryKeyConstraint(u'id')
+    )
+    op.create_table(
+        u'poolmonitorassociations',
+        sa.Column(u'pool_id', sa.String(36), nullable=False),
+        sa.Column(u'monitor_id', sa.String(36), nullable=False),
+        sa.ForeignKeyConstraint(['monitor_id'], [u'healthmonitors.id'], ),
+        sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
+        sa.PrimaryKeyConstraint(u'pool_id', u'monitor_id')
+    )
+    op.create_table(
+        u'sessionpersistences',
+        sa.Column(u'vip_id', sa.String(36), nullable=False),
+        sa.Column(u'type',
+                  sa.Enum("SOURCE_IP",
+                          "HTTP_COOKIE",
+                          "APP_COOKIE",
+                          name="sesssionpersistences_type"),
+                  nullable=False),
+        sa.Column(u'cookie_name', sa.String(1024), nullable=True),
+        sa.ForeignKeyConstraint(['vip_id'], [u'vips.id'], ),
+        sa.PrimaryKeyConstraint(u'vip_id')
+    )
+    op.create_table(
+        u'pools',
+        sa.Column(u'tenant_id', sa.String(255), nullable=True),
+        sa.Column(u'id', sa.String(36), nullable=False),
+        sa.Column(u'vip_id', sa.String(36), nullable=True),
+        sa.Column(u'name', sa.String(255), nullable=True),
+        sa.Column(u'description', sa.String(255), nullable=True),
+        sa.Column(u'subnet_id', sa.String(36), nullable=False),
+        sa.Column(u'protocol',
+                  sa.Enum("HTTP", "HTTPS", "TCP", name="lb_protocols"),
+                  nullable=False),
+        sa.Column(u'lb_method',
+                  sa.Enum("ROUND_ROBIN",
+                          "LEAST_CONNECTIONS",
+                          "SOURCE_IP",
+                          name="pools_lb_method"),
+                  nullable=False),
+        sa.Column(u'status', sa.String(16), nullable=False),
+        sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
+        sa.ForeignKeyConstraint(['vip_id'], [u'vips.id'], ),
+        sa.PrimaryKeyConstraint(u'id')
+    )
+    op.create_table(
+        u'healthmonitors',
+        sa.Column(u'tenant_id', sa.String(255), nullable=True),
+        sa.Column(u'id', sa.String(36), nullable=False),
+        sa.Column(u'type',
+                  sa.Enum("PING",
+                          "TCP",
+                          "HTTP",
+                          "HTTPS",
+                          name="healthmontiors_type"),
+                  nullable=False),
+        sa.Column(u'delay', sa.Integer(), nullable=False),
+        sa.Column(u'timeout', sa.Integer(), nullable=False),
+        sa.Column(u'max_retries', sa.Integer(), nullable=False),
+        sa.Column(u'http_method', sa.String(16), nullable=True),
+        sa.Column(u'url_path', sa.String(255), nullable=True),
+        sa.Column(u'expected_codes', sa.String(64), nullable=True),
+        sa.Column(u'status', sa.String(16), nullable=False),
+        sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
+        sa.PrimaryKeyConstraint(u'id')
+    )
+    op.create_table(
+        u'members',
+        sa.Column(u'tenant_id', sa.String(255), nullable=True),
+        sa.Column(u'id', sa.String(36), nullable=False),
+        sa.Column(u'pool_id', sa.String(36), nullable=False),
+        sa.Column(u'address', sa.String(64), nullable=False),
+        sa.Column(u'port', sa.Integer(), nullable=False),
+        sa.Column(u'weight', sa.Integer(), nullable=False),
+        sa.Column(u'status', sa.String(16), nullable=False),
+        sa.Column(u'admin_state_up', sa.Boolean(), nullable=False),
+        sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
+        sa.PrimaryKeyConstraint(u'id')
+    )
+    op.create_table(
+        u'poolstatisticss',
+        sa.Column(u'pool_id', sa.String(36), nullable=False),
+        sa.Column(u'bytes_in', sa.Integer(), nullable=False),
+        sa.Column(u'bytes_out', sa.Integer(), nullable=False),
+        sa.Column(u'active_connections', sa.Integer(), nullable=False),
+        sa.Column(u'total_connections', sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(['pool_id'], [u'pools.id'], ),
+        sa.PrimaryKeyConstraint(u'pool_id')
+    )
+
+
+def downgrade(active_plugin=None, options=None):
+    if not migration.should_run(active_plugin, migration_for_plugins):
+        return
+
+    op.drop_table(u'poolstatisticss')
+    op.drop_table(u'members')
+    op.drop_table(u'healthmonitors')
+    op.drop_table(u'pools')
+    op.drop_table(u'sessionpersistences')
+    op.drop_table(u'poolmonitorassociations')
+    op.drop_table(u'vips')