| /* |
| * 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.drill.exec.store.elasticsearch.schema; |
| |
| import com.fasterxml.jackson.core.JsonProcessingException; |
| import org.apache.calcite.adapter.elasticsearch.ElasticsearchSchemaFactory; |
| import org.apache.calcite.schema.Schema; |
| import org.apache.calcite.schema.SchemaPlus; |
| import org.apache.drill.common.exceptions.UserException; |
| import org.apache.drill.common.logical.StoragePluginConfig.AuthMode; |
| import org.apache.drill.exec.store.AbstractSchemaFactory; |
| import org.apache.drill.exec.store.SchemaConfig; |
| import org.apache.drill.exec.store.elasticsearch.ElasticsearchStoragePlugin; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| public class ElasticsearchDrillSchemaFactory extends AbstractSchemaFactory { |
| |
| private static final Logger logger = LoggerFactory.getLogger(ElasticsearchDrillSchemaFactory.class); |
| private final ElasticsearchStoragePlugin plugin; |
| private final ElasticsearchSchemaFactory delegate; |
| |
| public ElasticsearchDrillSchemaFactory(String name, ElasticsearchStoragePlugin plugin) { |
| super(name); |
| this.plugin = plugin; |
| this.delegate = new ElasticsearchSchemaFactory(); |
| } |
| |
| @Override |
| public void registerSchemas(SchemaConfig schemaConfig, SchemaPlus parent) throws JsonProcessingException { |
| ElasticsearchDrillSchema schema; |
| if (plugin.getConfig().getAuthMode() == AuthMode.SHARED_USER) { |
| Schema elasticsearchSchema = delegate.create(parent, getName(), plugin.getConfig().toConfigMap()); |
| schema = new ElasticsearchDrillSchema(getName(), plugin, elasticsearchSchema); |
| } else if (plugin.getConfig().getAuthMode() == AuthMode.USER_TRANSLATION) { |
| // Get user's info |
| Schema elasticsearchUTSchema = delegate.create(parent, getName(), plugin.getConfig().toConfigMap(schemaConfig.getUserName())); |
| schema = new ElasticsearchDrillSchema(getName(), plugin, elasticsearchUTSchema); |
| } else { |
| throw UserException.internalError() |
| .message("User Impersonation not supported as an authentication mode for ElasticSearch. The only authentication modes supported are SHARED_USER and USER_TRANSLATION") |
| .build(logger); |
| } |
| parent.add(getName(), schema); |
| } |
| } |