adding more outputs

main.tf

@@ -46,10 +46,7 @@ resource "aws_elasticsearch_domain" "elasticsearch" {
   domain_name = "es-${var.name}-${var.environment}"
   elasticsearch_version = "${var.elasticsearch_version}"
 
-  vpc_options {
-    security_group_ids = ["${aws_security_group.elasticsearch.id}"]
-    subnet_ids = ["${var.subnet_ids}"]
-  }
+  vpc_options {}
 
   ebs_options {
     ebs_enabled = "${var.ebs_enabled}"
@@ -101,6 +98,10 @@ resource "aws_route53_record" "private" {
 }
 
 
+output "security_group_id" {
+  value = "${aws_security_group.elasticsearch.id}"
+}
+
 output "endpoint" {
   value = "${aws_elasticsearch_domain.elasticsearch.endpoint}"
 }