components/openstack/neutron/files/evs/db/api.py
branchs11u2-sru
changeset 4156 4b1def16fe9b
parent 4146 097063f324c0
child 4157 92532a6159e7
--- a/components/openstack/neutron/files/evs/db/api.py	Thu Apr 16 01:36:32 2015 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,69 +0,0 @@
-# vim: tabstop=4 shiftwidth=4 softtabstop=4
-
-# Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
-#
-#    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.
-#
-# @author: Girish Moodalbail, Oracle, Inc.
-#
-
-import sqlalchemy as sa
-from sqlalchemy.ext import declarative
-from sqlalchemy import orm
-
-from oslo.config import cfg
-
-from neutron.context import ContextBase
-from neutron.db import model_base
-
-
-EVS_DB_BASE = declarative.declarative_base(cls=model_base.NeutronBaseV2)
-EVS_DB_ENGINE = None
-EVS_DB_MAKER = None
-
-
-class EVSContext(ContextBase):
-    @property
-    def session(self):
-        return self._session
-
-    @session.setter
-    def session(self, session):
-        self._session = session
-
-
-def configure_db():
-    global EVS_DB_ENGINE
-    if not EVS_DB_ENGINE:
-        sql_connection = cfg.CONF.DATABASE.sql_connection
-        EVS_DB_ENGINE = sa.create_engine(sql_connection, echo=False)
-        EVS_DB_BASE.metadata.create_all(EVS_DB_ENGINE)
-
-
-def get_session(autocommit=True, expire_on_commit=False):
-    global EVS_DB_ENGINE, EVS_DB_MAKER
-    assert EVS_DB_ENGINE
-    if not EVS_DB_MAKER:
-        EVS_DB_MAKER = orm.sessionmaker(bind=EVS_DB_ENGINE,
-                                        autocommit=autocommit,
-                                        expire_on_commit=expire_on_commit)
-    return EVS_DB_MAKER()
-
-
-def get_evs_context(context):
-    """Overrides the Neutron DB session with EVS DB session"""
-
-    evs_context = EVSContext.from_dict(context.to_dict())
-    evs_context.session = get_session()
-
-    return evs_context