def detach_network_interface(context, attachment_id, force=None): network_interface = db_api.get_item_by_id( context, ec2utils.change_ec2_id_kind(attachment_id, 'eni')) if not network_interface or 'instance_id' not in network_interface: raise exception.InvalidAttachmentIDNotFound(id=attachment_id) if network_interface['device_index'] == 0: raise exception.OperationNotPermitted( _('The network interface at device index 0 cannot be detached.')) neutron = clients.neutron(context) os_port = neutron.show_port(network_interface['os_id'])['port'] with common.OnCrashCleaner() as cleaner: instance_id = network_interface['instance_id'] device_index = network_interface['device_index'] attach_time = network_interface['attach_time'] delete_on_termination = network_interface['delete_on_termination'] _detach_network_interface_item(context, network_interface) cleaner.addCleanup(_attach_network_interface_item, context, network_interface, instance_id, device_index, attach_time, delete_on_termination) neutron.update_port(os_port['id'], {'port': { 'device_id': '', 'device_owner': '' }}) return True
def modify_network_interface_attribute(context, network_interface_id, description=None, source_dest_check=None, security_group_id=None, attachment=None): params_count = (int(description is not None) + int(source_dest_check is not None) + int(security_group_id is not None) + int(attachment is not None)) if params_count != 1: raise exception.InvalidParameterCombination( 'Multiple attributes specified') network_interface = ec2utils.get_db_item(context, network_interface_id) if description is not None: network_interface['description'] = description db_api.update_item(context, network_interface) neutron = clients.neutron(context) if security_group_id is not None: os_groups = [ sg['os_id'] for sg in ec2utils.get_db_items(context, 'sg', security_group_id) ] neutron.update_port(network_interface['os_id'], {'port': { 'security_groups': os_groups }}) if source_dest_check is not None: allowed = [] if source_dest_check else [{'ip_address': '0.0.0.0/0'}] neutron.update_port(network_interface['os_id'], {'port': { 'allowed_address_pairs': allowed }}) network_interface['source_dest_check'] = source_dest_check db_api.update_item(context, network_interface) if attachment: attachment_id = attachment.get('attachment_id') delete_on_termination = attachment.get('delete_on_termination') if attachment_id is None or delete_on_termination is None: raise exception.MissingParameter( _('The request must contain the parameter attachment ' 'deleteOnTermination')) attachment_id_own = ec2utils.change_ec2_id_kind( network_interface['id'], 'eni-attach') if ('instance_id' not in network_interface or attachment_id_own != attachment_id): raise exception.InvalidAttachmentIDNotFound(id=attachment_id) network_interface['delete_on_termination'] = delete_on_termination db_api.update_item(context, network_interface) return True