From 6d52e1bf657f4f3d9bd6bdb807d20d7ba2d6f988 Mon Sep 17 00:00:00 2001
From: jayanthvn <1111446+jayanthvn@users.noreply.github.com>
Date: Fri, 12 Jun 2020 16:26:33 -0700
Subject: [PATCH] =?UTF-8?q?added=20warning=20if=20delete=20on=20terminatio?=
 =?UTF-8?q?n=20is=20set=20to=20false=20for=20the=20primar=E2=80=A6=20(#102?=
 =?UTF-8?q?4)?=
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* Added a warning message if delete on termination is set to false for the primary ENI
---
 pkg/awsutils/awsutils.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/awsutils/awsutils.go b/pkg/awsutils/awsutils.go
index a89a0a885a..15c523eae9 100644
--- a/pkg/awsutils/awsutils.go
+++ b/pkg/awsutils/awsutils.go
@@ -1004,6 +1004,9 @@ func (cache *EC2InstanceMetadataCache) DescribeAllENIs() ([]ENIMetadata, map[str
 	// Collect ENI response into ENI metadata and tags.
 	tagMap := make(map[string]TagMap, len(ec2Response.NetworkInterfaces))
 	for _, ec2res := range ec2Response.NetworkInterfaces {
+		if ec2res.Attachment != nil && aws.Int64Value(ec2res.Attachment.DeviceIndex) == 0 && !aws.BoolValue(ec2res.Attachment.DeleteOnTermination) {
+			log.Warn("Primary ENI will not get deleted when node terminates because 'delete_on_termination' is set to false")
+		}
 		eniID := aws.StringValue(ec2res.NetworkInterfaceId)
 		eniMetadata := eniMap[eniID]
 		// Check IPv4 addresses