Cloud SQL - Change bucket field to optional in sql_server_audit_config (#6923) (#13252)

Signed-off-by: Modular Magician <[email protected]>

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/6923.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+sql: made `settings.sql_server_audit_config.bucket` field in `google_sql_database_instance` to be optional.
+```

google/resource_sql_database_instance.go

@@ -83,6 +83,12 @@ var (
 		"settings.0.insights_config.0.record_client_address",
 		"settings.0.insights_config.0.query_plans_per_minute",
 	}
+
+	sqlServerAuditConfigurationKeys = []string{
+		"settings.0.sql_server_audit_config.0.bucket",
+		"settings.0.sql_server_audit_config.0.retention_interval",
+		"settings.0.sql_server_audit_config.0.upload_interval",
+	}
 )
 
 func resourceSqlDatabaseInstance() *schema.Resource {
@@ -190,19 +196,22 @@ func resourceSqlDatabaseInstance() *schema.Resource {
 							Elem: &schema.Resource{
 								Schema: map[string]*schema.Schema{
 									"bucket": {
-										Type:        schema.TypeString,
-										Required:    true,
-										Description: `The name of the destination bucket (e.g., gs://mybucket).`,
+										Type:         schema.TypeString,
+										Optional:     true,
+										AtLeastOneOf: sqlServerAuditConfigurationKeys,
+										Description:  `The name of the destination bucket (e.g., gs://mybucket).`,
 									},
 									"retention_interval": {
-										Type:        schema.TypeString,
-										Optional:    true,
-										Description: `How long to keep generated audit files. A duration in seconds with up to nine fractional digits, terminated by 's'. Example: "3.5s"..`,
+										Type:         schema.TypeString,
+										Optional:     true,
+										AtLeastOneOf: sqlServerAuditConfigurationKeys,
+										Description:  `How long to keep generated audit files. A duration in seconds with up to nine fractional digits, terminated by 's'. Example: "3.5s"..`,
 									},
 									"upload_interval": {
-										Type:        schema.TypeString,
-										Optional:    true,
-										Description: `How often to upload generated audit files. A duration in seconds with up to nine fractional digits, terminated by 's'. Example: "3.5s".`,
+										Type:         schema.TypeString,
+										Optional:     true,
+										AtLeastOneOf: sqlServerAuditConfigurationKeys,
+										Description:  `How often to upload generated audit files. A duration in seconds with up to nine fractional digits, terminated by 's'. Example: "3.5s".`,
 									},
 								},
 							},

google/resource_sql_database_instance_test.go

@@ -1219,6 +1219,31 @@ func TestAccSqlDatabaseInstance_SqlServerAuditConfig(t *testing.T) {
 	})
 }
 
+func TestAccSqlDatabaseInstance_SqlServerAuditOptionalBucket(t *testing.T) {
+	t.Parallel()
+	databaseName := "tf-test-" + randString(t, 10)
+	rootPassword := randString(t, 15)
+	uploadInterval := "900s"
+	retentionInterval := "86400s"
+
+	vcrTest(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccSqlDatabaseInstanceDestroyProducer(t),
+		Steps: []resource.TestStep{
+			{
+				Config: testGoogleSqlDatabaseInstance_SqlServerAuditOptionalBucket(databaseName, rootPassword, uploadInterval, retentionInterval),
+			},
+			{
+				ResourceName:            "google_sql_database_instance.instance",
+				ImportState:             true,
+				ImportStateVerify:       true,
+				ImportStateVerifyIgnore: []string{"root_password", "deletion_protection"},
+			},
+		},
+	})
+}
+
 func TestAccSqlDatabaseInstance_Timezone(t *testing.T) {
 	t.Parallel()
 
@@ -1500,6 +1525,25 @@ resource "google_sql_database_instance" "instance" {
 `, bucketName, networkName, addressName, databaseName, rootPassword, bucketName, retentionInterval, uploadInterval)
 }
 
+func testGoogleSqlDatabaseInstance_SqlServerAuditOptionalBucket(databaseName, rootPassword, uploadInterval, retentionInterval string) string {
+	return fmt.Sprintf(`
+resource "google_sql_database_instance" "instance" {
+  name             = "%s"
+  region           = "us-central1"
+  database_version = "SQLSERVER_2017_STANDARD"
+  root_password    = "%s"
+  deletion_protection = false
+  settings {
+    tier = "db-custom-1-3840"
+    sql_server_audit_config {
+      retention_interval = "%s"
+      upload_interval = "%s"
+    }
+  }
+}
+`, databaseName, rootPassword, retentionInterval, uploadInterval)
+}
+
 func testGoogleSqlDatabaseInstance_Timezone(networkName, addressName, databaseName, rootPassword, timezone string) string {
 	return fmt.Sprintf(`
 data "google_compute_network" "servicenet" {

website/docs/r/sql_database_instance.html.markdown

@@ -277,7 +277,7 @@ The optional `settings.deny_maintenance_period` subblock supports:
 
 The optional `settings.sql_server_audit_config` subblock supports:
 
-* `bucket` - (Required) The name of the destination bucket (e.g., gs://mybucket).
+* `bucket` - (Optional) The name of the destination bucket (e.g., gs://mybucket).
 
 * `upload_interval` - (Optional) How often to upload generated audit files. A duration in seconds with up to nine fractional digits, terminated by 's'. Example: "3.5s".