NewElasticIndexClient returns an IndexClient with a downstream elasticsearch connection.

ErrMaxRetries is an error used to alert the caller of doBulkIndex that the maximum number of retries was exceeded and the batch should not try to be indexed again.

ElasticIndexClient is an implementation of the IndexClient interface.

Elasticsearch is a Node that uses elastic_index_client to index documents in the configured ElasticSearch cluster.

IndexRequest is the event payload type to use when passing data to the elasticsearch node.

Metrics encapsulates the prometheus metrics produced by the elasticsearch indexer.