mirror of
https://github.com/netbirdio/netbird.git
synced 2024-12-13 18:31:18 +01:00
120 lines
2.5 KiB
Go
120 lines
2.5 KiB
Go
//go:build !android
|
|
// +build !android
|
|
|
|
package iface
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/pion/transport/v3"
|
|
log "github.com/sirupsen/logrus"
|
|
"golang.zx2c4.com/wireguard/device"
|
|
|
|
"github.com/netbirdio/netbird/iface/bind"
|
|
"github.com/netbirdio/netbird/iface/netstack"
|
|
)
|
|
|
|
type tunNetstackDevice struct {
|
|
name string
|
|
address WGAddress
|
|
port int
|
|
key string
|
|
mtu int
|
|
listenAddress string
|
|
iceBind *bind.ICEBind
|
|
|
|
device *device.Device
|
|
wrapper *DeviceWrapper
|
|
nsTun *netstack.NetStackTun
|
|
udpMux *bind.UniversalUDPMuxDefault
|
|
configurer wgConfigurer
|
|
}
|
|
|
|
func newTunNetstackDevice(name string, address WGAddress, wgPort int, key string, mtu int, transportNet transport.Net, listenAddress string, filterFn bind.FilterFn) wgTunDevice {
|
|
return &tunNetstackDevice{
|
|
name: name,
|
|
address: address,
|
|
port: wgPort,
|
|
key: key,
|
|
mtu: mtu,
|
|
listenAddress: listenAddress,
|
|
iceBind: bind.NewICEBind(transportNet, filterFn),
|
|
}
|
|
}
|
|
|
|
func (t *tunNetstackDevice) Create() (wgConfigurer, error) {
|
|
log.Info("create netstack tun interface")
|
|
t.nsTun = netstack.NewNetStackTun(t.listenAddress, t.address.IP.String(), t.mtu)
|
|
tunIface, err := t.nsTun.Create()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
t.wrapper = newDeviceWrapper(tunIface)
|
|
|
|
t.device = device.NewDevice(
|
|
t.wrapper,
|
|
t.iceBind,
|
|
device.NewLogger(wgLogLevel(), "[netbird] "),
|
|
)
|
|
|
|
t.configurer = newWGUSPConfigurer(t.device, t.name)
|
|
err = t.configurer.configureInterface(t.key, t.port)
|
|
if err != nil {
|
|
_ = tunIface.Close()
|
|
return nil, err
|
|
}
|
|
|
|
log.Debugf("device has been created: %s", t.name)
|
|
return t.configurer, nil
|
|
}
|
|
|
|
func (t *tunNetstackDevice) Up() (*bind.UniversalUDPMuxDefault, error) {
|
|
if t.device == nil {
|
|
return nil, fmt.Errorf("device is not ready yet")
|
|
}
|
|
|
|
err := t.device.Up()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
udpMux, err := t.iceBind.GetICEMux()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
t.udpMux = udpMux
|
|
log.Debugf("netstack device is ready to use")
|
|
return udpMux, nil
|
|
}
|
|
|
|
func (t *tunNetstackDevice) UpdateAddr(WGAddress) error {
|
|
return nil
|
|
}
|
|
|
|
func (t *tunNetstackDevice) Close() error {
|
|
if t.configurer != nil {
|
|
t.configurer.close()
|
|
}
|
|
|
|
if t.device != nil {
|
|
t.device.Close()
|
|
}
|
|
|
|
if t.udpMux != nil {
|
|
return t.udpMux.Close()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (t *tunNetstackDevice) WgAddress() WGAddress {
|
|
return t.address
|
|
}
|
|
|
|
func (t *tunNetstackDevice) DeviceName() string {
|
|
return t.name
|
|
}
|
|
|
|
func (t *tunNetstackDevice) Wrapper() *DeviceWrapper {
|
|
return t.wrapper
|
|
}
|