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28 lines
597 B
Go
28 lines
597 B
Go
//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
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package dialer
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import (
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"net"
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"syscall"
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"golang.org/x/sys/unix"
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)
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func addrReuseToListenConfig(lc *net.ListenConfig) {
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chain := lc.Control
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lc.Control = func(network, address string, c syscall.RawConn) (err error) {
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defer func() {
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if err == nil && chain != nil {
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err = chain(network, address, c)
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}
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}()
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return c.Control(func(fd uintptr) {
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unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEADDR, 1)
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unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEPORT, 1)
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})
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}
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}
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