ElasticUsername   = "username"
	ElasticPassword   = "password"

	EnvElasticEnable     = "MINIO_NOTIFY_ELASTICSEARCH_ENABLE"
	EnvElasticFormat     = "MINIO_NOTIFY_ELASTICSEARCH_FORMAT"
	EnvElasticURL        = "MINIO_NOTIFY_ELASTICSEARCH_URL"
	EnvElasticIndex      = "MINIO_NOTIFY_ELASTICSEARCH_INDEX"
	EnvElasticQueueDir   = "MINIO_NOTIFY_ELASTICSEARCH_QUEUE_DIR"
	EnvElasticQueueLimit = "MINIO_NOTIFY_ELASTICSEARCH_QUEUE_LIMIT"

KEY:
notify_elasticsearch[:name]  publish bucket notifications to Elasticsearch endpoints

ARGS:
MINIO_NOTIFY_ELASTICSEARCH_ENABLE*      (on|off)             enable notify_elasticsearch target, default is 'off'
MINIO_NOTIFY_ELASTICSEARCH_URL*         (url)                Elasticsearch server's address, with optional authentication info
MINIO_NOTIFY_ELASTICSEARCH_INDEX*       (string)             Elasticsearch index to store/update events, index is auto-created