tailscale/portlist/portlist_windows.go
Brad Fitzpatrick 8f76548fd9 tempfork/osexec: remove old fork of os/exec
This package was a temporary fork of os/exec to fix an EINTR loop
bug that was fixed upstream for Go 1.15 in
8c1db77a92
(https://go-review.googlesource.com/c/go/+/232862), in
src/os/exec_unix.go:

8c1db77a92 (diff-72072cbd53a7240debad8aa506ff7ec795f9cfac7322e779f9bac29a4d0d0bd4)
2020-11-18 08:42:43 -08:00

34 lines
730 B
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package portlist
import (
"os/exec"
"syscall"
"time"
"golang.org/x/sys/windows"
)
// Forking on Windows is insanely expensive, so don't do it too often.
const pollInterval = 5 * time.Second
func listPorts() (List, error) {
return listPortsNetstat("-na")
}
func addProcesses(pl []Port) ([]Port, error) {
if t := windows.GetCurrentProcessToken(); !t.IsElevated() {
return listPortsNetstat("-na")
}
return listPortsNetstat("-nab")
}
func init() {
osHideWindow = func(c *exec.Cmd) {
c.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
}
}