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8fe504241d
Setting a user timeout will be a more practical tuning knob for a number of endpoints, this provides a way to set it. Updates tailscale/corp#17587 Signed-off-by: James Tucker <james@tailscale.com>
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package ktimeout
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import (
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"net"
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"testing"
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"time"
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"golang.org/x/net/nettest"
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"golang.org/x/sys/unix"
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"tailscale.com/util/must"
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)
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func TestSetUserTimeout(t *testing.T) {
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l := must.Get(nettest.NewLocalListener("tcp"))
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defer l.Close()
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var err error
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if e := must.Get(l.(*net.TCPListener).SyscallConn()).Control(func(fd uintptr) {
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err = SetUserTimeout(fd, 0)
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}); e != nil {
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t.Fatal(e)
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}
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if err != nil {
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t.Fatal(err)
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}
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v := must.Get(unix.GetsockoptInt(int(must.Get(l.(*net.TCPListener).File()).Fd()), unix.SOL_TCP, unix.TCP_USER_TIMEOUT))
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if v != 0 {
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t.Errorf("TCP_USER_TIMEOUT: got %v; want 0", v)
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}
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if e := must.Get(l.(*net.TCPListener).SyscallConn()).Control(func(fd uintptr) {
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err = SetUserTimeout(fd, 30*time.Second)
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}); e != nil {
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t.Fatal(e)
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}
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if err != nil {
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t.Fatal(err)
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}
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v = must.Get(unix.GetsockoptInt(int(must.Get(l.(*net.TCPListener).File()).Fd()), unix.SOL_TCP, unix.TCP_USER_TIMEOUT))
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if v != 30000 {
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t.Errorf("TCP_USER_TIMEOUT: got %v; want 30000", v)
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}
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}
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