def undo(self, workflow_dict):
        LOG.info("Running undo...")
        try:
            if 'databaseinfra' not in workflow_dict:
                LOG.info(
                    "We could not find a databaseinfra inside the workflow_dict")
                return False

            source_secondary_ip_ids = [
                secondary_ip.id for secondary_ip in workflow_dict['source_secondary_ips']]

            databaseinfraattr = DatabaseInfraAttr.objects.filter(
                databaseinfra=workflow_dict['databaseinfra'],
                equivalent_dbinfraattr=None).exclude(id__in=source_secondary_ip_ids)

            LOG.info("databaseinfraattr: {}".format(databaseinfraattr))
            LOG.info("old infra ip: {}".format(
                workflow_dict['source_secondary_ips']))

            cs_credentials = get_credentials_for(
                environment=workflow_dict['target_environment'],
                credential_type=CredentialType.CLOUDSTACK)

            networkapi_credentials = get_credentials_for(
                environment=workflow_dict['target_environment'],
                credential_type=CredentialType.NETWORKAPI)

            cs_provider = CloudStackProvider(credentials=cs_credentials,
                                             networkapi_credentials=networkapi_credentials)

            for infra_attr in databaseinfraattr:
                networkapi_equipment_id = infra_attr.networkapi_equipment_id
                networkapi_ip_id = infra_attr.networkapi_ip_id
                if networkapi_ip_id:
                    LOG.info("Removing network api IP for %s" %
                             networkapi_ip_id)
                    if not cs_provider.remove_networkapi_ip(equipment_id=networkapi_equipment_id,
                                                            ip_id=networkapi_ip_id):
                        return False

                LOG.info("Removing secondary_ip for %s" % infra_attr.cs_ip_id)
                if not cs_provider.remove_secondary_ips(infra_attr.cs_ip_id):
                    return False

                LOG.info("Secondary ip deleted!")

                infra_attr.delete()
                LOG.info("Databaseinfraattr deleted!")

            return True

        except Exception:
            traceback = full_stack()

            workflow_dict['exceptions']['error_codes'].append(DBAAS_0010)
            workflow_dict['exceptions']['traceback'].append(traceback)

            return False
dataset/ETHPy150Open globocom/database-as-a-service/dbaas/workflow/steps/mysql/region_migration/create_secondary_ip.py/CreateSecondaryIp.undo/original