mirror of
https://github.com/gravitational/teleport.git
synced 2026-11-02 06:08:23 +08:00
Forrest
cbbb7aad24
* handle all direct-tcpip requests via single child per connection * implement uds helpers and rework forwarding
47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
//go:build darwin
|
|
|
|
/*
|
|
* Teleport
|
|
* Copyright (C) 2023 Gravitational, Inc.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package uds
|
|
|
|
import (
|
|
"syscall"
|
|
|
|
"github.com/gravitational/trace"
|
|
)
|
|
|
|
// cloexecSocketpair returns a unix/local stream socketpair whose file
|
|
// descriptors are flagged close-on-exec. This implementation acquires
|
|
// [syscall.ForkLock] as it creates the socketpair and sets the two file
|
|
// descriptors close-on-exec.
|
|
func cloexecSocketpair(t SocketType) (uintptr, uintptr, error) {
|
|
syscall.ForkLock.RLock()
|
|
defer syscall.ForkLock.RUnlock()
|
|
|
|
fds, err := syscall.Socketpair(syscall.AF_UNIX, t.proto(), 0)
|
|
if err != nil {
|
|
return 0, 0, trace.Wrap(err)
|
|
}
|
|
|
|
syscall.CloseOnExec(fds[0])
|
|
syscall.CloseOnExec(fds[1])
|
|
|
|
return uintptr(fds[0]), uintptr(fds[1]), nil
|
|
}
|