/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.apache.hadoop.hive.ql.security.authorization.plugin.sqlstd;
import org.apache.hadoop.hive.common.classification.InterfaceAudience.Private;
import org.apache.hadoop.hive.conf.HiveConf;
import org.apache.hadoop.hive.ql.security.HiveAuthenticationProvider;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveAuthorizer;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveAuthorizerFactory;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveAuthorizerImpl;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveAuthzPluginException;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveAuthzSessionContext;
import org.apache.hadoop.hive.ql.security.authorization.plugin.HiveMetastoreClientFactory;
/**
* Authorization class that can be used from hive cli, so that configuration
* in cli mode is set appropriately for SQL standards authorization.
* This ensures that new tables and views have proper privileges for the table/view owner.
*
* Uses DummyHiveAuthorizationValidator for no-op authorization checks. Authorization using
* sql standards based authorization mode can't be done securely with hive-cli, as hive-cli
* users have direct access to the file system.
*/
@Private
public class SQLStdConfOnlyAuthorizerFactory implements HiveAuthorizerFactory {
@Override
public HiveAuthorizer createHiveAuthorizer(HiveMetastoreClientFactory metastoreClientFactory,
HiveConf conf, HiveAuthenticationProvider authenticator, HiveAuthzSessionContext ctx) throws HiveAuthzPluginException {
SQLStdHiveAccessControllerWrapper privilegeManager =
new SQLStdHiveAccessControllerWrapper(metastoreClientFactory, conf, authenticator, ctx);
return new HiveAuthorizerImpl(privilegeManager, new DummyHiveAuthorizationValidator());
}
}