data/resource: azurerm_management_group - now exports tenant_scoped_id

internal/services/eventgrid/eventgrid_system_topic_resource.go

@@ -71,7 +71,7 @@ func resourceEventGridSystemTopic() *pluginsdk.Resource {
 				ForceNew: true,
 				ValidateFunc: validation.Any(
 					azure.ValidateResourceID,
-					mgmtGroupValidate.ManagementGroupID,
+					mgmtGroupValidate.ManagementGroupIDForSystemTopic,
 				),
 			},
 

internal/services/managementgroup/parse/management_group.go

@@ -40,6 +40,33 @@ func ManagementGroupID(input string) (*ManagementGroupId, error) {
 	return &id, nil
 }
 
+func ManagementGroupIDForSystemTopic(input string) (*ManagementGroupId, error) {
+	regex := regexp.MustCompile(`^/tenants/.+/providers/[Mm]icrosoft\.[Mm]anagement/[Mm]anagement[Gg]roups/`)
+	if !regex.MatchString(input) {
+		return nil, fmt.Errorf("Unable to parse Management Group ID for System Topic %q, format should look like '/tenants/<tenantID>/providers/Microsoft.Management/managementGroups/<management_group_name>'", input)
+	}
+
+	// Split the input ID by the regex
+	segments := regex.Split(input, -1)
+	if len(segments) != 2 {
+		return nil, fmt.Errorf("Unable to parse Management Group ID %q: expected id to have two segments after splitting", input)
+	}
+
+	groupID := segments[1]
+	if groupID == "" {
+		return nil, fmt.Errorf("unable to parse Management Group ID %q: management group name is empty", input)
+	}
+	if segments := strings.Split(groupID, "/"); len(segments) != 1 {
+		return nil, fmt.Errorf("unable to parse Management Group ID %q: ID has extra segments", input)
+	}
+
+	id := ManagementGroupId{
+		Name: groupID,
+	}
+
+	return &id, nil
+}
+
 func NewManagementGroupId(managementGroupName string) ManagementGroupId {
 	return ManagementGroupId{
 		Name: managementGroupName,

internal/services/managementgroup/validate/management_group_id.go

@@ -23,3 +23,18 @@ func ManagementGroupID(i interface{}, k string) (warnings []string, errors []err
 
 	return
 }
+
+func ManagementGroupIDForSystemTopic(i interface{}, k string) (warnings []string, errors []error) {
+	v, ok := i.(string)
+	if !ok {
+		errors = append(errors, fmt.Errorf("expected type of %q to be string", k))
+		return
+	}
+
+	if _, err := parse.ManagementGroupIDForSystemTopic(v); err != nil {
+		errors = append(errors, fmt.Errorf("Can not parse %q as a management group id: %v", k, err))
+		return
+	}
+
+	return
+}