making fields optional

Author: kuntalkumarbasu

monitoring.tf

@@ -22,10 +22,9 @@ resource "datadog_monitor" "dead_letters_monitor" {
   query = "avg(last_1h):avg:aws.sqs.approximate_number_of_messages_visible{queuename:${each.key}} > ${var.dl_critical}"
 
   monitor_thresholds {
-    warning           = local.dl_warning
-    warning_recovery  = local.dl_warning - 1
-    critical          = local.dl_critical
-    critical_recovery = local.dl_critical - 1
+    warning  = local.dl_warning
+    critical = local.dl_critical
+    ok       = local.dl_ok
   }
 
   notify_no_data    = false

variables.tf

@@ -256,17 +256,21 @@ variable "dl_alert_message" {
 }
 
 variable "dl_warning" {
-  type        = number
-  default     = 0
+  type        = any
+  default     = ""
   description = "Dead letters warning value"
 }
 
 variable "dl_critical" {
-  type        = number
-  default     = 0
+  type        = any
+  default     = ""
+  description = "Dead letters critical value"
+}
+variable "dl_ok" {
+  type        = any
+  default     = ""
   description = "Dead letters critical value"
 }
-
 variable "tags_monitoring" {
   type        = list(string)
   default     = []