mongoose-elasticsearch-xp/lib/client.js

A mongoose plugin that indexes models into Elasticsearch 2 / 5 (an alternative to mongoosastic)

'use strict';

const elasticsearch = require('elasticsearch');

module.exports = function(options) {
  const opts = {};

  if (Array.isArray(options.hosts)) {
    opts.host = options.hosts;
  } else {
    opts.host = {
      host: options.host || '127.0.0.1',
      port: options.port || 9200,
      protocol: options.protocol || 'http',
      auth: options.auth || null,
      keepAlive: false,
    };
  }

  opts.log = options.log || null;

  return new elasticsearch.Client(opts);
};