kibana-123/src/core_plugins/elasticsearch/lib/create_clusters.js

Kibana is an open source (Apache Licensed), browser based analytics and search dashboard for Elasticsearch. Kibana is a snap to setup and start using. Kibana strives to be easy to get started with, while also being flexible and powerful, just like Elastic

import { Cluster } from './cluster';
import { get, set } from 'lodash';

export function createClusters(server) {
  const esPlugin = server.plugins.elasticsearch;
  esPlugin._clusters = esPlugin._clusters || new Map();

  return {
    get(name) {
      return esPlugin._clusters.get(name);
    },

    create(name, config) {
      const cluster = new Cluster(config);

      if (esPlugin._clusters.has(name)) {
        throw new Error(`cluster '${name}' already exists`);
      }

      esPlugin._clusters.set(name, cluster);

      return cluster;
    }
  };
}