couch-elastic-stream/lib/sink/ElasticSinkConnector.js

data streaming from couchdb to elastic via kafka.

const { SinkConnector } = require("kafka-connect");
const { Client } = require('@elastic/elasticsearch');
const Promise = require('bluebird');

class ElasticSinkConnector extends SinkConnector {

    start(properties, callback) {
        this.properties = properties;
        this.client = new Client({node : properties.clientNode});
        this.client.ping({}, {
            requestTimeout : properties.requestTimeout
        }, (err, res) => {
            if(!err && res.statusCode === 200) {
                callback(null);
            }
            callback(err);
        });
    }

    taskConfigs(maxTasks, callback) {

        const taskConfig = {
            maxTasks,
            client: this.client,
            index: this.properties.index,
            type: this.properties.type
        };

        callback(null, taskConfig);
    }

    stop() {
    }
}

module.exports = ElasticSinkConnector;