cluster autoscaler updated

eks-cluster-autoscaler.tf

+resource "kubernetes_deployment" "aws_cluster_autoscaler_deployment" {
+  metadata {
+    name      = "aws-cluster-autoscaler"
+    namespace = "kube-system"
+
+    labels {
+      app = "aws-cluster-autoscaler"
+    }
+  }
+
+  spec {
+    replicas = 1
+
+    selector {
+      match_labels {
+        app      = "aws-cluster-autoscaler"
+        instance = "aws-cluster-autoscaler-deploy"
+      }
+    }
+
+    template {
+      metadata {
+        labels {
+          app      = "aws-cluster-autoscaler"
+          instance = "aws-cluster-autoscaler-deploy"
+        }
+
+        annotations {
+          "iam.amazonaws.com/role" = "kube2iam-role"
+        }
+      }
+
+      spec {
+        service_account_name             = "cluster-autoscaler-svc-acc"
+        termination_grace_period_seconds = 60
+
+        volume {
+          name = "${kubernetes_service_account.cluster_autoscaler_service_account.default_secret_name}"
+
+          secret {
+            secret_name = "${kubernetes_service_account.cluster_autoscaler_service_account.default_secret_name}"
+          }
+        }
+
+        container {
+          image             = "amazon/aws-alb-ingress-controller:v1.1.0"
+          name              = "aws-alb-ingress-container"
+          image_pull_policy = "IfNotPresent"
+          args              = ["--cluster-name=${var.customer}-${var.envname}"]
+
+          volume_mount {
+            mount_path = "/var/run/secrets/kubernetes.io/serviceaccount"
+            name       = "${kubernetes_service_account.cluster_autoscaler_service_account.default_secret_name}"
+            read_only  = true
+          }
+
+          port {
+            name           = "health"
+            container_port = 10254
+            protocol       = "TCP"
+          }
+        }
+      }
+    }
+  }
+}
+
+resource "kubernetes_service" "cluster_autoscale_service" {
+  metadata {
+    name = "cluster-autoscaler"
+  }
+
+  spec {
+    port {
+      port        = 8085
+      protocol    = "TCP"
+      target_port = 8085
+      name        = "HTTP"
+    }
+
+    selector {
+      app = "aws-cluster-autoscaler"
+    }
+
+    type = "ClusterIP"
+  }
+}

variables.tf

+variable "customer" {
+  default = "Cronofy"
+}
+
+variable "envname" {
+  default = "staging"
+}