From 4095b7aca07199043c197c539f2b2409c1e47f6a Mon Sep 17 00:00:00 2001
From: Marcin Wyszynski <marcin.pixie@gmail.com>
Date: Sun, 20 Aug 2023 14:39:24 +0200
Subject: [PATCH] Add configurable max values to IaC

---
 iac/lambda.tf    |  2 ++
 iac/variables.tf | 12 ++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/iac/lambda.tf b/iac/lambda.tf
index 2f296db..f57f5af 100644
--- a/iac/lambda.tf
+++ b/iac/lambda.tf
@@ -19,6 +19,8 @@ resource "aws_lambda_function" "autoscaler" {
   environment {
     variables = {
       AUTOSCALING_GROUP_ARN         = var.autoscaling_group_arn
+      AUTOSCALING_MAX_CREATE        = var.autoscaling_max_create
+      AUTOSCALING_MAX_KILL          = var.autoscaling_max_kill
       AUTOSCALING_REGION            = data.aws_region.current.name
       SPACELIFT_API_KEY_ID          = var.spacelift_api_key_id
       SPACELIFT_API_KEY_SECRET_NAME = aws_ssm_parameter.spacelift_api_key_secret.name
diff --git a/iac/variables.tf b/iac/variables.tf
index 38dbf83..d96774b 100644
--- a/iac/variables.tf
+++ b/iac/variables.tf
@@ -14,6 +14,18 @@ variable "autoscaling_frequency" {
   default     = 5
 }
 
+variable "autoscaling_max_create" {
+  type        = number
+  description = "Max number of instances to create during a single execution of the autoscaler"
+  default     = 1
+}
+
+variable "autoscaling_max_kill" {
+  type        = number
+  description = "Max number of instances to kill during a single execution of the autoscaler"
+  default     = 1
+}
+
 variable "spacelift_api_key_id" {
   type        = string
   description = "ID of the Spacelift API key to use"