From f6ad4dcef54c5ce997a4bad5a6d86de229015700 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:25:22 +0200 Subject: Adding upstream version 1.22.1. Signed-off-by: Daniel Baumann --- src/net/tcpsockopt_unix.go | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 src/net/tcpsockopt_unix.go (limited to 'src/net/tcpsockopt_unix.go') diff --git a/src/net/tcpsockopt_unix.go b/src/net/tcpsockopt_unix.go new file mode 100644 index 0000000..bdcdc40 --- /dev/null +++ b/src/net/tcpsockopt_unix.go @@ -0,0 +1,24 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build aix || freebsd || linux || netbsd + +package net + +import ( + "runtime" + "syscall" + "time" +) + +func setKeepAlivePeriod(fd *netFD, d time.Duration) error { + // The kernel expects seconds so round to next highest second. + secs := int(roundDurationUp(d, time.Second)) + if err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_KEEPINTVL, secs); err != nil { + return wrapSyscallError("setsockopt", err) + } + err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_KEEPIDLE, secs) + runtime.KeepAlive(fd) + return wrapSyscallError("setsockopt", err) +} -- cgit v1.2.3