feat: add possibility to disable IAM notifications

README.md

@@ -129,6 +129,7 @@ determining that location is as follows:
 | budget\_calendar\_period | Specifies the calendar period for the budget. Possible values are MONTH, QUARTER, YEAR, CALENDAR\_PERIOD\_UNSPECIFIED, CUSTOM. custom\_period\_start\_date and custom\_period\_end\_date must be set if CUSTOM | `string` | `null` | no |
 | budget\_custom\_period\_end\_date | Specifies the end date (DD-MM-YYYY) for the calendar\_period CUSTOM | `string` | `null` | no |
 | budget\_custom\_period\_start\_date | Specifies the start date (DD-MM-YYYY) for the calendar\_period CUSTOM | `string` | `null` | no |
+| budget\_disable\_default\_iam\_recipients | Disables default notifications sent when a threshold is exceeded | `bool` | `null` | no |
 | budget\_display\_name | The display name of the budget. If not set defaults to `Budget For <projects[0]|All Projects>` | `string` | `null` | no |
 | budget\_labels | A single label and value pair specifying that usage from only this set of labeled resources should be included in the budget. | `map(string)` | `{}` | no |
 | budget\_monitoring\_notification\_channels | A list of monitoring notification channels in the form `[projects/{project_id}/notificationChannels/{channel_id}]`. A maximum of 5 channels are allowed. | `list(string)` | `[]` | no |

main.tf

@@ -108,6 +108,7 @@ module "budget" {
   calendar_period                  = var.budget_calendar_period
   custom_period_start_date         = var.budget_custom_period_start_date
   custom_period_end_date           = var.budget_custom_period_end_date
+  disable_default_iam_recipients   = var.budget_disable_default_iam_recipients
 }
 
 /******************************************

modules/budget/README.md

@@ -30,6 +30,7 @@ module "project_myproject" {
 | credit\_types\_treatment | Specifies how credits should be treated when determining spend for threshold calculations | `string` | `"INCLUDE_ALL_CREDITS"` | no |
 | custom\_period\_end\_date | Specifies the end date (DD-MM-YYYY) for the calendar\_period CUSTOM | `string` | `null` | no |
 | custom\_period\_start\_date | Specifies the start date (DD-MM-YYYY) for the calendar\_period CUSTOM | `string` | `null` | no |
+| disable\_default\_iam\_recipients | Disables default notifications sent when a threshold is exceeded | `bool` | `null` | no |
 | display\_name | The display name of the budget. If not set defaults to `Budget For <projects[0]|All Projects>` | `string` | `null` | no |
 | labels | A single label and value pair specifying that usage from only this set of labeled resources should be included in the budget. | `map(string)` | `{}` | no |
 | monitoring\_notification\_channels | A list of monitoring notification channels in the form `[projects/{project_id}/notificationChannels/{channel_id}]`. A maximum of 5 channels are allowed. | `list(string)` | `[]` | no |

modules/budget/main.tf

@@ -87,6 +87,7 @@ resource "google_billing_budget" "budget" {
     content {
       pubsub_topic                     = var.alert_pubsub_topic
       monitoring_notification_channels = var.monitoring_notification_channels
+      disable_default_iam_recipients   = var.disable_default_iam_recipients
     }
   }
 }

modules/budget/variables.tf

@@ -104,3 +104,9 @@ variable "labels" {
     error_message = "Only 0 or 1 labels may be supplied for the budget filter."
   }
 }
+
+variable "disable_default_iam_recipients" {
+  description = "Disables default notifications sent when a threshold is exceeded"
+  type        = bool
+  default     = null
+}

variables.tf

@@ -288,6 +288,12 @@ variable "budget_custom_period_end_date" {
   default     = null
 }
 
+variable "budget_disable_default_iam_recipients" {
+  description = "Disables default notifications sent when a threshold is exceeded"
+  type        = bool
+  default     = null
+}
+
 variable "vpc_service_control_attach_enabled" {
   description = "Whether the project will be attached to a VPC Service Control Perimeter in ENFORCED MODE. vpc_service_control_attach_dry_run should be false for this to be true"
   type        = bool