Enable nodegroup taints

Author: OlamideOl1

aws/cluster/modules/eks-node-group/main.tf

@@ -35,6 +35,15 @@ resource "aws_eks_node_group" "this" {
     AvailabilityZone = each.key
   })
 
+  dynamic "taint" {
+    for_each = var.taints
+    content {
+      key    = taint.value["key"]
+      value  = taint.value["value"]
+      effect = taint.value["effect"]
+    }
+  }
+
   lifecycle {
     ignore_changes = [scaling_config[0].desired_size]
   }

aws/cluster/modules/eks-node-group/variables.tf

@@ -46,6 +46,21 @@ variable "subnets" {
   description = "Subnets in which the node group should run"
 }
 
+variable "taints" {
+  type = list(object({
+    key    = string
+    value  = optional(string)
+    effect = string
+  }))
+  description = <<-EOT
+    List of `key`, `value`, `effect` objects representing Kubernetes taints.
+    `effect` must be one of `NO_SCHEDULE`, `NO_EXECUTE`, or `PREFER_NO_SCHEDULE`.
+    `key` and `effect` are required, `value` may be null.
+    EOT
+  default     = []
+  nullable    = false
+}
+
 variable "tags" {
   type        = map(string)
   description = "Tags to be applied to created resources"