| /** |
| * 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.pulsar.io.elasticsearch; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.dataformat.yaml.YAMLFactory; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.Serializable; |
| import java.util.Map; |
| import lombok.Data; |
| import lombok.experimental.Accessors; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.pulsar.io.core.annotations.FieldDoc; |
| |
| /** |
| * Configuration class for the ElasticSearch Sink Connector. |
| */ |
| @Data |
| @Accessors(chain = true) |
| public class ElasticSearchConfig implements Serializable { |
| |
| private static final long serialVersionUID = 1L; |
| |
| @FieldDoc( |
| required = true, |
| defaultValue = "", |
| help = "The url of elastic search cluster that the connector connects to" |
| ) |
| private String elasticSearchUrl; |
| |
| @FieldDoc( |
| required = true, |
| defaultValue = "", |
| help = "The index name that the connector writes messages to" |
| ) |
| private String indexName; |
| |
| @FieldDoc( |
| required = false, |
| defaultValue = "_doc", |
| help = "The type name that the connector writes messages to, with the default value set to _doc." + |
| " This value should be set explicitly to a valid type name other than _doc for Elasticsearch version before 6.2," + |
| " and left to the default value otherwise." |
| ) |
| private String typeName = "_doc"; |
| |
| @FieldDoc( |
| required = false, |
| defaultValue = "1", |
| help = "The number of shards of the index" |
| ) |
| private int indexNumberOfShards = 1; |
| |
| @FieldDoc( |
| required = false, |
| defaultValue = "1", |
| help = "The number of replicas of the index" |
| ) |
| private int indexNumberOfReplicas = 1; |
| |
| @FieldDoc( |
| required = false, |
| defaultValue = "", |
| sensitive = true, |
| help = "The username used by the connector to connect to the elastic search cluster. If username is set, a password should also be provided." |
| ) |
| private String username; |
| |
| @FieldDoc( |
| required = false, |
| defaultValue = "", |
| sensitive = true, |
| help = "The password used by the connector to connect to the elastic search cluster. If password is set, a username should also be provided" |
| ) |
| private String password; |
| |
| public static ElasticSearchConfig load(String yamlFile) throws IOException { |
| ObjectMapper mapper = new ObjectMapper(new YAMLFactory()); |
| return mapper.readValue(new File(yamlFile), ElasticSearchConfig.class); |
| } |
| |
| public static ElasticSearchConfig load(Map<String, Object> map) throws IOException { |
| ObjectMapper mapper = new ObjectMapper(); |
| return mapper.readValue(new ObjectMapper().writeValueAsString(map), ElasticSearchConfig.class); |
| } |
| |
| public void validate() { |
| if (StringUtils.isEmpty(elasticSearchUrl) || StringUtils.isEmpty(indexName)) { |
| throw new IllegalArgumentException("Required property not set."); |
| } |
| |
| if ((StringUtils.isNotEmpty(username) && StringUtils.isEmpty(password)) |
| || (StringUtils.isEmpty(username) && StringUtils.isNotEmpty(password))) { |
| throw new IllegalArgumentException("Values for both Username & password are required."); |
| } |
| |
| if (indexNumberOfShards < 1) { |
| throw new IllegalArgumentException("indexNumberOfShards must be a strictly positive integer"); |
| } |
| |
| if (indexNumberOfReplicas < 0) { |
| throw new IllegalArgumentException("indexNumberOfReplicas must be a positive integer"); |
| } |
| } |
| } |