/**
* 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;
import org.apache.hadoop.hive.ql.hooks.ExecuteWithHookContext;
import org.apache.hadoop.hive.ql.hooks.HookContext;
import org.apache.hadoop.hive.ql.QueryProperties;
public class DisallowTransformHook implements ExecuteWithHookContext {
@Override
public void run(HookContext hookContext) throws Exception {
QueryProperties qProps = hookContext.getQueryPlan().getQueryProperties();
if (null == qProps) {
return; // its a ddl query.
}
if (qProps.usesScript()) {
throw new HiveAccessControlException("Query with transform clause is disallowed in"
+ " current configuration.");
}
}
}