DTOSS-11103: Create Monitor Action Group for alerts

A PR to setup technical tools and alerting to allow us to monitor our live infrastructure.
This PR is to setup the monitor action group

Author: mrlockstar

infrastructure/modules/infra/monitor_action_group.tf

@@ -0,0 +1,27 @@
+module "monitor_action_group" {
+  for_each = local.monitor_action_group_map
+
+  source = "../dtos-devops-templates/infrastructure/modules/monitor-action-group"
+
+  name                = module.shared_config.names.monitor-action-group
+  resource_group_name = azurerm_resource_group.main.name
+  location            = var.region
+  short_name          = each.value.short_name
+  email_receiver      = each.value.email_receiver
+  event_hub_receiver  = each.value.event_hub_receiver
+  sms_receiver        = each.value.sms_receiver
+  voice_receiver      = each.value.voice_receiver
+  webhook_receiver    = each.value.webhook_receiver
+}
+
+locals {
+  monitor_action_group_map = {
+    for action_group_key, action_group_details in var.monitor_action_group :
+    action_group_key => merge(
+      {
+        action_group_key = action_group_key
+      },
+      action_group_details
+    )
+  }
+}

infrastructure/modules/infra/variables.tf

@@ -34,6 +34,40 @@ variable "protect_keyvault" {
   default     = true
 }
 
+variable "monitor_action_group" {
+  description = "Default configuration for the monitor action groups."
+  type = map(object({
+    short_name = string
+    email_receiver = optional(map(object({
+      name                    = string
+      email_address           = string
+      use_common_alert_schema = optional(bool, false)
+    })))
+    event_hub_receiver = optional(map(object({
+      name                    = string
+      event_hub_namespace     = string
+      event_hub_name          = string
+      subscription_id         = string
+      use_common_alert_schema = optional(bool, false)
+    })))
+    sms_receiver = optional(map(object({
+      name         = string
+      country_code = string
+      phone_number = string
+    })))
+    voice_receiver = optional(map(object({
+      name         = string
+      country_code = string
+      phone_number = string
+    })))
+    webhook_receiver = optional(map(object({
+      name                    = string
+      service_uri             = string
+      use_common_alert_schema = optional(bool, false)
+    })))
+  }))
+}
+
 locals {
   hub_vnet_rg_name = "rg-hub-${var.hub}-uks-hub-networking"
 }