naiveproxy/base/process/kill.cc

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2018-08-11 08:35:24 +03:00
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/process/kill.h"
#include "base/bind.h"
#include "base/process/process_iterator.h"
#include "base/task_scheduler/post_task.h"
#include "base/time/time.h"
namespace base {
bool KillProcesses(const FilePath::StringType& executable_name,
int exit_code,
const ProcessFilter* filter) {
bool result = true;
NamedProcessIterator iter(executable_name, filter);
while (const ProcessEntry* entry = iter.NextProcessEntry()) {
Process process = Process::Open(entry->pid());
// Sometimes process open fails. This would cause a DCHECK in
// process.Terminate(). Maybe the process has killed itself between the
// time the process list was enumerated and the time we try to open the
// process?
if (!process.IsValid()) {
result = false;
continue;
}
result &= process.Terminate(exit_code, true);
}
return result;
}
#if defined(OS_WIN) || defined(OS_FUCHSIA)
// Common implementation for platforms under which |process| is a handle to
// the process, rather than an identifier that must be "reaped".
void EnsureProcessTerminated(Process process) {
DCHECK(!process.is_current());
if (process.WaitForExitWithTimeout(TimeDelta(), nullptr))
return;
PostDelayedTaskWithTraits(
FROM_HERE,
{TaskPriority::BACKGROUND, TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
BindOnce(
[](Process process) {
if (process.WaitForExitWithTimeout(TimeDelta(), nullptr))
return;
#if defined(OS_WIN)
process.Terminate(win::kProcessKilledExitCode, false);
#else
process.Terminate(-1, false);
#endif
},
std::move(process)),
TimeDelta::FromSeconds(2));
}
#endif // defined(OS_WIN) || defined(OS_FUCHSIA)
} // namespace base