Files
teleport/lib/sshutils/utils.go
T
Andrew Burke 491130b20c Add remote port forwarding for Teleport nodes (#38828)
* Add remote port forwarding for Teleport nodes

This change adds support for remote port forwarding (ssh -R) for
Teleport nodes.

* Fix windows build
2024-03-15 22:58:36 +00:00

45 lines
1.4 KiB
Go

/*
* Teleport
* Copyright (C) 2024 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 sshutils
import (
"net"
"strconv"
"github.com/gravitational/trace"
"github.com/gravitational/teleport/lib/utils"
)
// JoinHostPort is a wrapper for net.JoinHostPort that takes a uint32 port.
func JoinHostPort(host string, port uint32) string {
return net.JoinHostPort(host, strconv.Itoa(int(port)))
}
// SplitHostPort is a wrapper for net.SplitHostPort that returns a uint32 port.
// Note that unlike net.SplitHostPort, a missing port is valid and will return
// a zero port.
func SplitHostPort(addrString string) (string, uint32, error) {
addr, err := utils.ParseHostPortAddr(addrString, 0)
if err != nil {
return "", 0, trace.Wrap(err)
}
return addr.Host(), uint32(addr.Port(0)), nil
}