// ping the elasticsearch host and return the json response
client, err := createClient(cli, logger)
if err != nil {
logger.Error("Unable to read config.", tag.Error(commonschema.NewConfigError(err.Error())))
return err
}
if err != nil {
logger.Error("Ping failed", tag.Error(err))
return err
}
logger.Info("Pong - Elasticsearch is reachable")