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How to use the Client function from elasticsearch

Find comprehensive JavaScript elasticsearch.Client code examples handpicked from public code repositorys.

elasticsearch.Client is a constructor function that creates a new Elasticsearch client object, allowing you to connect to and interact with an Elasticsearch cluster using JavaScript.

helper.js

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  return esClient
}
const esHost = config.get('ES.HOST')
// AWS ES configuration is different from other providers
if (/.*amazonaws.*/.test(esHost)) {
  esClient = elasticsearch.Client({
    apiVersion: config.get('ES.API_VERSION'),
    hosts: esHost,
    connectionClass: require('http-aws-es'), // eslint-disable-line global-require
    amazonES: {

+ 9 other calls in file

app.js

GitHub: instana/nodejs

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app.use(bodyParser.json());


const ES_API_VERSION = process.env.ES_API_VERSION || '7.6';


const client = new elasticsearch.Client({
  host: process.env.ELASTICSEARCH,
  log: 'warning',
  apiVersion: ES_API_VERSION
});

How does elasticsearch.Client work?

elasticsearch.Client is a constructor function provided by the Elasticsearch JavaScript client, which allows you to create a new Elasticsearch client object.

When elasticsearch.Client is called with an object containing the configuration options for your Elasticsearch cluster, it creates a new client object that can be used to interact with the cluster.

The client object provides a variety of methods that can be used to perform operations on the Elasticsearch cluster, such as indexing, searching, updating, and deleting documents.

The elasticsearch.Client constructor is often used in Node.js applications to connect to and interact with Elasticsearch clusters.

helper.js

GitHub: topcoder-platform/member-api

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  return esClient
}
const esHost = config.get('ES.HOST')
// // AWS ES configuration is different from other providers
// if (/.*amazonaws.*/.test(esHost)) {
//   esClient = elasticsearch.Client({
//     apiVersion: config.get('ES.API_VERSION'),
//     hosts: esHost,
//     connectionClass: require('http-aws-es'), // eslint-disable-line global-require
//     amazonES: {

+ 29 other calls in file

routes-v2.js

GitHub: Engineering-Research-and-Development/DYMER

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var client = undefined;
setTimeout(startElastic, elasticTimer);


function startElastic() {
    try {
        client = new elasticsearch.Client({
            hosts: hosts,
            maxRetries: 10,
            requestTimeout: 100000,
            // requestTimeout: Infinity,

Ai Example

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const { Client } = require("@elastic/elasticsearch");

const client = new Client({
  node: "http://localhost:9200",
});

async function indexDocument() {
  try {
    const { body } = await client.index({
      index: "myindex",
      body: {
        title: "My Document",
        content: "This is a sample document.",
      },
    });
    console.log(body);
  } catch (error) {
    console.error(error);
  }
}

indexDocument();

In this example, we're using elasticsearch.Client to create a new Elasticsearch client object and connect to an Elasticsearch cluster running on http://localhost:9200. We're then defining an indexDocument function that uses the client object to index a new document with the title "My Document" and the content "This is a sample document". We're using the client.index method to perform the indexing operation, and using console.log to output the response body. Finally, we're calling the indexDocument function to execute the indexing operation. When we run this code, Elasticsearch will index the new document and return a response indicating that the operation was successful. As you can see, elasticsearch.Client has made it easy to connect to and interact with an Elasticsearch cluster using JavaScript.

ElasProvider.js

GitHub: vanlong200880/solarmon_apiserver

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var elasticsearch = require('elasticsearch');
var elas = function (config) {
};
elas.connect = function (config) {
	//  this.logger.error(config);
	this.elasClient = new elasticsearch.Client(config);
	this.logger = FLLogger.getLogger("elasticsearch.log");
}


/**

+ 8 other calls in file

index.js

GitHub: KeyonYan/NingMo

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};
let nodeIndex = 1;
// elasticsearch
const ESINDEX = "ningmoindex";
const ESTYPE = "_doc";
const ESClient = new elasticsearch.Client({
  host: "127.0.0.1:9200",
  log: "error",
});

connectionElastic.js

GitHub: cpfaff/mydaisi

-3

service_es_ingestion.js

GitHub: hafizzohaibaslam/EssayProject

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const clientSource = new elasticsearch.Client({
    host: sourceHost,
    requestTimeout: 30000
});

const clientTarget = new elasticsearch.Client({
    host: targetHost,
    requestTimeout: 30000
});

+ 2 other calls in file

one.js

GitHub: ArvinW1/Google-Docs

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//    });
//  });


//Elastic Client


const elasticClient = new elasticsearch.Client({
   host: '209.94.59.43:9200',
   //log: 'trace'
});

+ 3 other calls in file

Other functions in elasticsearch

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elasticsearch.Client is the most popular function in elasticsearch (79 examples)

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