kubernetes/vendor/go.etcd.io/etcd/client/pkg/v3/transport/keepalive_listener_openbsd.go

// Copyright 2023 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

//go:build openbsd

package transport

import "time"

// SetKeepAlivePeriod sets keepalive period
func (l *keepAliveConn) SetKeepAlivePeriod(d time.Duration) error {
	// OpenBSD has no user-settable per-socket TCP keepalive options.
	// Refer to https://github.com/etcd-io/etcd/issues/15811.
	return nil
}