mirror of
https://github.com/netbirdio/netbird.git
synced 2024-11-29 03:23:56 +01:00
41 lines
1.1 KiB
Go
41 lines
1.1 KiB
Go
package iface
|
|
|
|
import (
|
|
log "github.com/sirupsen/logrus"
|
|
"golang.zx2c4.com/wireguard/tun"
|
|
"net"
|
|
"os/exec"
|
|
"strings"
|
|
)
|
|
|
|
//const (
|
|
// interfacePrefix = "utun"
|
|
//)
|
|
|
|
// assignAddr Adds IP address to the tunnel interface and network route based on the range provided
|
|
func assignAddr(address string, tunDevice tun.Device) error {
|
|
ifaceName, err := tunDevice.Name()
|
|
ip := strings.Split(address, "/")
|
|
cmd := exec.Command("ifconfig", ifaceName, "inet", address, ip[0])
|
|
if out, err := cmd.CombinedOutput(); err != nil {
|
|
log.Infoln("Command: %v failed with output %s and error: ", cmd.String(), out)
|
|
return err
|
|
}
|
|
_, resolvedNet, err := net.ParseCIDR(address)
|
|
err = addRoute(ifaceName, resolvedNet)
|
|
if err != nil {
|
|
log.Infoln("Adding route failed with error:", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// addRoute Adds network route based on the range provided
|
|
func addRoute(iface string, ipNet *net.IPNet) error {
|
|
cmd := exec.Command("route", "add", "-net", ipNet.String(), "-interface", iface)
|
|
if out, err := cmd.CombinedOutput(); err != nil {
|
|
log.Printf("Command: %v failed with output %s and error: ", cmd.String(), out)
|
|
return err
|
|
}
|
|
return nil
|
|
}
|