introduce autoscaler config (#57)

README.md

@@ -22,6 +22,10 @@ Terraform module that creates kyma runtime in SAP BTP platform.
 | BTP_BACKEND_URL            | false     | https://cli.btp.cloud.sap | URL of the BTP backend API (on canary environment this has to be set to  `https://cpcli.cf.sap.hana.ondemand.com`).                                |
 | BTP_KYMA_PLAN              | false     | azure                     | Use one of a valid kyma plans that you are entitled to use (One of: `azure`, `gcp`, `aws`,`sap-converged-cloud`)                                   |
 | BTP_KYMA_REGION            | false     | westeurope                | Use a valid kyma region that matches your selected kyma plan                                                                                       |
+| BTP_KYMA_AUTOSCALER_MIN    | false     | 3                         | Minimum number of nodes |
+| BTP_KYMA_AUTOSCALER_MAX    | false     | 10                        | Maximum number of nodes |
+
+
 
 ### Required Providers
 

examples/kyma-on-btp-new-sa/main.tf

@@ -48,6 +48,8 @@ module "kyma" {
   BTP_NEW_SUBACCOUNT_REGION = var.BTP_NEW_SUBACCOUNT_REGION
   BTP_KYMA_MODULES = var.BTP_KYMA_MODULES
   BTP_KYMA_CUSTOM_ADMINISTRATORS = var.BTP_KYMA_CUSTOM_ADMINISTRATORS
+  BTP_KYMA_AUTOSCALER_MIN = 1
+  BTP_KYMA_AUTOSCALER_MAX = 2
 }
 
 output "subaccount_id" {

main.tf

@@ -26,6 +26,8 @@ resource "btp_subaccount_environment_instance" "kyma" {
     name   = "${local.subaccount_name}-kyma"
     region = var.BTP_KYMA_REGION
     administrators = var.BTP_KYMA_CUSTOM_ADMINISTRATORS
+    autoScalerMin = var.BTP_KYMA_AUTOSCALER_MIN
+    autoScalerMax = var.BTP_KYMA_AUTOSCALER_MAX
   })
   timeouts = {
     create = "60m"

variables.tf

@@ -78,3 +78,13 @@ variable "BTP_KYMA_MODULES" {
   description = "The list of kyma modules to install"
 }
 
+variable "BTP_KYMA_AUTOSCALER_MIN" {
+  type: number
+  default: 3
+}
+
+variable "BTP_KYMA_AUTOSCALER_MAX" {
+  type: number
+  default: 10
+}
+