elasticsearch-js/docs/reference/api/NodeOptions.md

Interface NodeOptions

Name	Type	Description
agent	HttpAgentOptions	UndiciAgentOptions
headers	Record<string, any>	headers Custom HTTP headers that should be sent with each request
id	string
roles	{ master: boolean; data: boolean; ingest: boolean; ml: boolean; }	roles Common Elasticsearch roles that can be assigned to this node. Can be helpful when writing custom nodeFilter or nodeSelector functions.
ssl	TlsConnectionOptions	ssl Overrides default TLS connection settings
url	URL	url Elasticsearch node's location