driftctl/pkg/remote/resource_enumeration_error_handler.go

package remote

import (
	"fmt"
	"strings"

	"github.com/sirupsen/logrus"

	remoteerror "github.com/cloudskiff/driftctl/pkg/remote/error"

	"github.com/aws/aws-sdk-go/aws/awserr"
	"github.com/cloudskiff/driftctl/pkg/alerter"
)

func HandleResourceEnumerationError(err error, alertr *alerter.Alerter) error {
	listError, ok := err.(*remoteerror.ResourceEnumerationError)
	if !ok {
		return err
	}

	reqerr, ok := listError.RootCause().(awserr.RequestFailure)
	if !ok {
		return err
	}

	if reqerr.StatusCode() == 403 || (reqerr.StatusCode() == 400 && strings.Contains(reqerr.Code(), "AccessDenied")) {
		message := fmt.Sprintf("Ignoring %s from drift calculation: Listing %s is forbidden.", listError.SupplierType(), listError.ListedTypeError())
		logrus.Debugf(message)
		alertr.SendAlert(listError.SupplierType(), alerter.Alert{
			Message:              message,
			ShouldIgnoreResource: true,
		})
		return nil
	}

	return err
}