add instance_refresh config to asg (#54)

* add instance_refresh config to asg Signed-off-by: Mark Garner <[email protected]> * add min healthy % var to variables file Signed-off-by: Mark Garner <[email protected]> * Update variables.tf Co-authored-by: Daniel Hill <[email protected]> Co-authored-by: Mark Garner <[email protected]> Co-authored-by: Daniel Hill <[email protected]>
dwp · Jul 6, 2021 · 64baf12 · 64baf12
1 parent 9cb39ab
commit 64baf12
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diff --git a/main.tf b/main.tf
@@ -184,6 +184,13 @@ resource "aws_autoscaling_group" "kong" {
     ignore_changes = [load_balancers, target_group_arns]
   }
 
+  instance_refresh {
+    strategy = "Rolling"
+    preferences {
+      min_healthy_percentage = var.min_healthy_percentage
+    }
+  }
+
   dynamic "tag" {
     for_each = local.tags
     content {

diff --git a/variables.tf b/variables.tf
@@ -531,3 +531,9 @@ variable "target_group_arns" {
   type        = list(string)
   default     = []
 }
+
+variable "min_healthy_percentage" {
+  description = "(Optional) The minimum percentage of healthy instances in Auto Scaling Gorup during inastnce refresh"
+  type        = number
+  default     = 30
+}