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// Copyright 2017 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 unix
package exec_test
import (
"os/user"
"runtime"
"strconv"
"syscall"
"testing"
"time"
)
func TestCredentialNoSetGroups(t *testing.T) {
if runtime.GOOS == "android" {
t.Skip("unsupported on Android")
}
u, err := user.Current()
if err != nil {
t.Fatalf("error getting current user: %v", err)
}
uid, err := strconv.Atoi(u.Uid)
if err != nil {
t.Fatalf("error converting Uid=%s to integer: %v", u.Uid, err)
}
gid, err := strconv.Atoi(u.Gid)
if err != nil {
t.Fatalf("error converting Gid=%s to integer: %v", u.Gid, err)
}
// If NoSetGroups is true, setgroups isn't called and cmd.Run should succeed
cmd := helperCommand(t, "echo", "foo")
cmd.SysProcAttr = &syscall.SysProcAttr{
Credential: &syscall.Credential{
Uid: uint32(uid),
Gid: uint32(gid),
NoSetGroups: true,
},
}
if err = cmd.Run(); err != nil {
t.Errorf("Failed to run command: %v", err)
}
}
// For issue #19314: make sure that SIGSTOP does not cause the process
// to appear done.
func TestWaitid(t *testing.T) {
t.Parallel()
cmd := helperCommand(t, "sleep")
if err := cmd.Start(); err != nil {
t.Fatal(err)
}
// The sleeps here are unnecessary in the sense that the test
// should still pass, but they are useful to make it more
// likely that we are testing the expected state of the child.
time.Sleep(100 * time.Millisecond)
if err := cmd.Process.Signal(syscall.SIGSTOP); err != nil {
cmd.Process.Kill()
t.Fatal(err)
}
ch := make(chan error)
go func() {
ch <- cmd.Wait()
}()
time.Sleep(100 * time.Millisecond)
if err := cmd.Process.Signal(syscall.SIGCONT); err != nil {
t.Error(err)
syscall.Kill(cmd.Process.Pid, syscall.SIGCONT)
}
cmd.Process.Kill()
<-ch
}
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