Add notification_emails variable for subscribing to alarms

main.tf

@@ -50,4 +50,12 @@ resource "aws_ce_anomaly_subscription" "mainsubscription" {
     type    = "EMAIL"
     address = "[email protected]"
   }
+
+  dynamic "subscriber" {
+    for_each = var.notification_emails
+    content {
+      type    = "EMAIL"
+      address = subscriber.value
+    }
+  }
 }

variables.tf

@@ -17,3 +17,9 @@ variable "anomaly_threshold_percentage" {
   description = "Anomaly in cost above this percentage."
   default     = "100"
 }
+
+variable "notification_emails" {
+  description = "Emails to notify when the alarm is triggered."
+  type        = list(string)
+  default     = []
+}