The ElasticSearch Publisher will post documents to ElasticSearch index through the URL: http://<elasticsearch-hostname>:9200/_bulk as described by ElasticSearch in the Bulk API.
Features
Some of the features of the ElasticSearch Publisher include:
Customization of the feed for the ElasticSearch by editing the Groovy script.
Is connector independent
Runs from any machine with access to the ElasticSearch.