mirror of https://github.com/k3s-io/k3s
44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
// +build !windows
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/*
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Copyright 2020 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package options
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import (
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"syscall"
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"golang.org/x/sys/unix"
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"k8s.io/klog/v2"
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)
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func permitPortReuse(network, addr string, conn syscall.RawConn) error {
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return conn.Control(func(fd uintptr) {
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if err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, unix.SO_REUSEPORT, 1); err != nil {
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klog.Warningf("failed to set SO_REUSEPORT on socket: %v", err)
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}
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})
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}
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func permitAddressReuse(network, addr string, conn syscall.RawConn) error {
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return conn.Control(func(fd uintptr) {
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if err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, unix.SO_REUSEADDR, 1); err != nil {
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klog.Warningf("failed to set SO_REUSEADDR on socket: %v", err)
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}
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})
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}
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