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adding eni owner tag if cluster name is present #3228

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Merged
merged 5 commits into from
Mar 20, 2025
Merged

adding eni owner tag if cluster name is present #3228

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ce5e607
adding eni owner tag if cluster name is present
yash97 Mar 4, 2025
19f3dc3
updating unit tests
yash97 Mar 5, 2025
074db21
Merge branch 'master' into eni-tag-cleanup
yash97 Mar 20, 2025
63240b6
updating test
yash97 Mar 20, 2025
f9a6eec
updating key value tag with their constant variables
yash97 Mar 20, 2025
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3 changes: 3 additions & 0 deletions pkg/awsutils/awsutils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,8 @@ const (
eniNodeTagKey = "node.k8s.amazonaws.com/instance_id"
eniCreatedAtTagKey = "node.k8s.amazonaws.com/createdAt"
eniClusterTagKey = "cluster.k8s.amazonaws.com/name"
eniOwnerTagKey = "eks:eni:owner"
eniOwnerTagValue = "amazon-vpc-cni"
additionalEniTagsEnvVar = "ADDITIONAL_ENI_TAGS"
reservedTagKeyPrefix = "k8s.amazonaws.com"
subnetDiscoveryTagKey = "kubernetes.io/role/cni"
Expand Down Expand Up @@ -1060,6 +1062,7 @@ func (cache *EC2InstanceMetadataCache) buildENITags() map[string]string {
// tag the ENI with "cluster.k8s.amazonaws.com/name=<cluster_name>"
if cache.clusterName != "" {
tags[eniClusterTagKey] = cache.clusterName
tags[eniOwnerTagKey] = eniOwnerTagValue
}
for key, value := range cache.additionalENITags {
tags[key] = value
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14 changes: 14 additions & 0 deletions pkg/awsutils/awsutils_test.go
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Expand Up @@ -1316,6 +1316,7 @@ func TestEC2InstanceMetadataCache_buildENITags(t *testing.T) {
want: map[string]string{
"node.k8s.amazonaws.com/instance_id": "i-xxxxx",
"cluster.k8s.amazonaws.com/name": "awesome-cluster",
"eks:eni:owner": "amazon-vpc-cni",
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Can we use the variable defined in awsutils? We can then ensure we have tests on the same sources.

},
},
{
Expand Down Expand Up @@ -1855,6 +1856,10 @@ func TestEC2InstanceMetadataCache_TagENI(t *testing.T) {
Key: aws.String("cluster.k8s.amazonaws.com/name"),
Value: aws.String("awesome-cluster"),
},
{
Key: aws.String("eks:eni:owner"),
Value: aws.String("amazon-vpc-cni"),
},
{
Key: aws.String("node.k8s.amazonaws.com/instance_id"),
Value: aws.String("i-xxxx"),
Expand Down Expand Up @@ -1882,6 +1887,7 @@ func TestEC2InstanceMetadataCache_TagENI(t *testing.T) {
currentTags: map[string]string{
"node.k8s.amazonaws.com/instance_id": "i-xxxx",
"cluster.k8s.amazonaws.com/name": "awesome-cluster",
"eks:eni:owner": "amazon-vpc-cni",
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@haouc haouc Mar 20, 2025 •
edited
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nit: This lucky one got slipped away :) . This can be followed up. Thanks

},
},
wantErr: nil,
Expand All @@ -1900,6 +1906,10 @@ func TestEC2InstanceMetadataCache_TagENI(t *testing.T) {
Key: aws.String("cluster.k8s.amazonaws.com/name"),
Value: aws.String("awesome-cluster"),
},
{
Key: aws.String("eks:eni:owner"),
Value: aws.String("amazon-vpc-cni"),
},
},
},
},
Expand Down Expand Up @@ -1928,6 +1938,10 @@ func TestEC2InstanceMetadataCache_TagENI(t *testing.T) {
Key: aws.String("cluster.k8s.amazonaws.com/name"),
Value: aws.String("awesome-cluster"),
},
{
Key: aws.String("eks:eni:owner"),
Value: aws.String("amazon-vpc-cni"),
},
{
Key: aws.String("node.k8s.amazonaws.com/instance_id"),
Value: aws.String("i-xxxx"),
Expand Down
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