Make billing budget filter credit_types and subaccounts updatable

mmv1/products/billingbudget/api.yaml

@@ -123,8 +123,10 @@ objects:
             description: |
               Optional. If creditTypesTreatment is INCLUDE_SPECIFIED_CREDITS,
               this is a list of credit types to be subtracted from gross cost to determine the spend for threshold calculations. See a list of acceptable credit type values.
-              If creditTypesTreatment is not INCLUDE_SPECIFIED_CREDITS, this field must be empty. 
-            item_type: Api::Type::String 
+              If creditTypesTreatment is not INCLUDE_SPECIFIED_CREDITS, this field must be empty.
+
+              **Note:** If the field has a value in the config and needs to be removed, the field has to be an emtpy array in the config.
+            item_type: Api::Type::String
             at_least_one_of:
               - budget_filter.0.projects
               - budget_filter.0.credit_types_treatment
@@ -142,6 +144,8 @@ objects:
               the parent account, usage from the parent account will be included.
               If the field is omitted, the report will include usage from the parent
               account and all subaccounts, if they exist.
+
+              **Note:** If the field has a value in the config and needs to be removed, the field has to be an emtpy array in the config.
             item_type: Api::Type::String
             at_least_one_of:
               - budget_filter.0.projects

mmv1/products/billingbudget/terraform.yaml

@@ -104,6 +104,8 @@ overrides: !ruby/object:Overrides::ResourceOverrides
          - "budgetFilter.customPeriod"
          - "budgetFilter.services"
          - "budgetFilter.creditTypesTreatment"   
+         - "budgetFilter.creditTypes"
+         - "budgetFilter.subaccounts"
       budgetFilter.services: !ruby/object:Overrides::Terraform::PropertyOverride
         default_from_api: true
       budgetFilter.subaccounts: !ruby/object:Overrides::Terraform::PropertyOverride

mmv1/templates/terraform/examples/billing_budget_filter.tf.erb

@@ -10,9 +10,10 @@ resource "google_billing_budget" "<%= ctx[:primary_resource_id] %>" {
   display_name = "<%= ctx[:vars]['display_name'] %>"
 
   budget_filter {
-    projects = ["projects/${data.google_project.project.number}"]
-    credit_types_treatment = "EXCLUDE_ALL_CREDITS"
-    services = ["services/24E6-581D-38E5"] # Bigquery
+    projects               = ["projects/${data.google_project.project.number}"]
+    credit_types_treatment = "INCLUDE_SPECIFIED_CREDITS"
+    services               = ["services/24E6-581D-38E5"] # Bigquery
+    credit_types           = ["PROMOTION", "FREE_TIER"]
   }
 
   amount {

mmv1/third_party/terraform/tests/resource_billing_budget_test.go

@@ -122,6 +122,121 @@ func TestAccBillingBudget_billingBudgetUpdate(t *testing.T) {
 	})
 }
 
+func TestAccBillingBudget_billingFilterSubaccounts(t *testing.T) {
+	t.Parallel()
+
+	context := map[string]interface{}{
+		"master_billing_acct": getTestMasterBillingAccountFromEnv(t),
+		"random_suffix":       randString(t, 10),
+	}
+
+	vcrTest(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckBillingBudgetDestroyProducer(t),
+		Steps: []resource.TestStep{
+			{
+				Config: testAccBillingBudget_billingFilterSubaccounts(context),
+			},
+			{
+				ResourceName:      "google_billing_budget.budget",
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+			{
+				Config: testAccBillingBudget_billingFilterRemoveSubaccounts(context),
+			},
+			{
+				ResourceName:      "google_billing_budget.budget",
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+		},
+	})
+}
+
+func testAccBillingBudget_billingFilterSubaccounts(context map[string]interface{}) string {
+	return Nprintf(`
+data "google_billing_account" "account" {
+  billing_account = "%{master_billing_acct}"
+}
+
+data "google_project" "project" {
+}
+
+resource "google_billing_subaccount" "subaccount" {
+  display_name = "My Billing Account"
+  master_billing_account = data.google_billing_account.account.id
+}
+
+resource "google_billing_budget" "budget" {
+  billing_account = data.google_billing_account.account.id
+  display_name    = "Example Billing Budget%{random_suffix}"
+
+  budget_filter {
+    projects = ["projects/${data.google_project.project.number}"]
+    labels  = {
+      label = "bar"
+    }
+
+    subaccounts = ["billingAccounts/${google_billing_subaccount.subaccount.billing_account_id}"]
+  }
+
+  amount {
+    specified_amount {
+      units = "100000"
+    }
+  }
+
+  threshold_rules {
+    threshold_percent = 1.0
+  }
+  threshold_rules {
+    threshold_percent = 1.0
+    spend_basis       = "FORECASTED_SPEND"
+  }
+}
+`, context)
+}
+
+func testAccBillingBudget_billingFilterRemoveSubaccounts(context map[string]interface{}) string {
+	return Nprintf(`
+data "google_billing_account" "account" {
+  billing_account = "%{master_billing_acct}"
+}
+
+data "google_project" "project" {
+}
+
+resource "google_billing_budget" "budget" {
+  billing_account = data.google_billing_account.account.id
+  display_name    = "Example Billing Budget%{random_suffix}"
+
+  budget_filter {
+    projects = ["projects/${data.google_project.project.number}"]
+    labels  = {
+      label = "bar"
+    }
+    subaccounts = []
+  }
+
+  amount {
+    specified_amount {
+      units = "100000"
+    }
+  }
+
+  threshold_rules {
+    threshold_percent = 1.0
+  }
+  threshold_rules {
+    threshold_percent = 1.0
+    spend_basis       = "FORECASTED_SPEND"
+  }
+}
+`, context)
+}
+
 func testAccBillingBudget_billingBudgetUpdateStart(context map[string]interface{}) string {
 	return Nprintf(`
 resource "google_pubsub_topic" "topic1" {
@@ -242,8 +357,9 @@ resource "google_billing_budget" "budget" {
     labels  = {
       label1 = "bar2"
     }
-    credit_types_treatment = "INCLUDE_ALL_CREDITS"
-    services = ["services/24E6-581D-38E5"] # Bigquery
+    credit_types_treatment = "INCLUDE_SPECIFIED_CREDITS"
+    services               = ["services/24E6-581D-38E5"] # Bigquery
+    credit_types           = ["PROMOTION", "FREE_TIER"]
   }
 
   amount {
@@ -350,8 +466,9 @@ resource "google_billing_budget" "budget" {
 		year = 2023
 		month = 12
 		day = 31
-	  }		
+	  }
 	}
+	credit_types = []
   }
 
   amount {