feat: Add tags on network interfaces (#1362)

modules/node_groups/launchtemplate.tf

@@ -98,6 +98,20 @@ resource "aws_launch_template" "workers" {
     )
   }
 
+  # Supplying custom tags to EKS instances ENI's  
+  tag_specifications {
+    resource_type = "network-interface"
+
+    tags = merge(
+      var.tags,
+      lookup(var.node_groups_defaults, "additional_tags", {}),
+      lookup(var.node_groups[each.key], "additional_tags", {}),
+      {
+        Name = lookup(each.value, "name", join("-", [var.cluster_name, each.key, random_pet.node_groups[each.key].id]))
+      }
+    )
+  }
+
   # Tag the LT itself
   tags = merge(
     var.tags,

workers_launch_template.tf

@@ -563,6 +563,24 @@ resource "aws_launch_template" "workers_launch_template" {
     )
   }
 
+  tag_specifications {
+    resource_type = "network-interface"
+
+    tags = merge(
+      {
+        "Name" = "${coalescelist(aws_eks_cluster.this[*].name, [""])[0]}-${lookup(
+          var.worker_groups_launch_template[count.index],
+          "name",
+          count.index,
+        )}-eks_asg"
+      },
+      { for tag_key, tag_value in var.tags :
+        tag_key => tag_value
+        if tag_key != "Name" && !contains([for tag in lookup(var.worker_groups_launch_template[count.index], "tags", local.workers_group_defaults["tags"]) : tag["key"]], tag_key)
+      }
+    )
+  }
+
   tags = var.tags
 
   lifecycle {