2.Merge remote-tracking branch 'upstream/main' into feature/remote-debug

client/cmd/debug_js.go

@@ -0,0 +1,8 @@
+package cmd
+
+import "context"
+
+// SetupDebugHandler is a no-op for WASM
+func SetupDebugHandler(context.Context, interface{}, interface{}, interface{}, string) {
+	// Debug handler not needed for WASM
+}

client/cmd/testutil_test.go

@@ -10,10 +10,15 @@ import (
 	"github.com/stretchr/testify/require"
 	"go.opentelemetry.io/otel"
 
+	"github.com/netbirdio/management-integrations/integrations"
+
+	clientProto "github.com/netbirdio/netbird/client/proto"
+	client "github.com/netbirdio/netbird/client/server"
 	"github.com/netbirdio/netbird/management/internals/server/config"
 	"github.com/netbirdio/netbird/management/server/activity"
 	"github.com/netbirdio/netbird/management/server/groups"
 	"github.com/netbirdio/netbird/management/server/integrations/port_forwarding"
+	"github.com/netbirdio/netbird/management/server/peers/ephemeral/manager"
 	"github.com/netbirdio/netbird/management/server/permissions"
 	"github.com/netbirdio/netbird/management/server/settings"
 	"github.com/netbirdio/netbird/management/server/store"
@@ -113,7 +118,7 @@ func startManagement(t *testing.T, config *config.Config, testFile string) (*grp
 	}
 
 	secretsManager := mgmt.NewTimeBasedAuthSecretsManager(peersUpdateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
-	mgmtServer, err := mgmt.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, nil, nil, &mgmt.MockIntegratedValidator{})
+	mgmtServer, err := mgmt.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, &manager.EphemeralManager{}, nil, &mgmt.MockIntegratedValidator{})
 	if err != nil {
 		t.Fatal(err)
 	}

client/embed/embed.go

@@ -23,23 +23,29 @@ import (
 
 var ErrClientAlreadyStarted = errors.New("client already started")
 var ErrClientNotStarted = errors.New("client not started")
+var ErrConfigNotInitialized = errors.New("config not initialized")
 
-// Client manages a netbird embedded client instance
+// Client manages a netbird embedded client instance.
 type Client struct {
 	deviceName string
 	config     *profilemanager.Config
 	mu         sync.Mutex
 	cancel     context.CancelFunc
 	setupKey   string
+	jwtToken   string
 	connect    *internal.ConnectClient
 }
 
-// Options configures a new Client
+// Options configures a new Client.
 type Options struct {
 	// DeviceName is this peer's name in the network
 	DeviceName string
 	// SetupKey is used for authentication
 	SetupKey string
+	// JWTToken is used for JWT-based authentication
+	JWTToken string
+	// PrivateKey is used for direct private key authentication
+	PrivateKey string
 	// ManagementURL overrides the default management server URL
 	ManagementURL string
 	// PreSharedKey is the pre-shared key for the WireGuard interface
@@ -58,8 +64,35 @@ type Options struct {
 	DisableClientRoutes bool
 }
 
-// New creates a new netbird embedded client
+// validateCredentials checks that exactly one credential type is provided
+func (opts *Options) validateCredentials() error {
+	credentialsProvided := 0
+	if opts.SetupKey != "" {
+		credentialsProvided++
+	}
+	if opts.JWTToken != "" {
+		credentialsProvided++
+	}
+	if opts.PrivateKey != "" {
+		credentialsProvided++
+	}
+
+	if credentialsProvided == 0 {
+		return fmt.Errorf("one of SetupKey, JWTToken, or PrivateKey must be provided")
+	}
+	if credentialsProvided > 1 {
+		return fmt.Errorf("only one of SetupKey, JWTToken, or PrivateKey can be specified")
+	}
+
+	return nil
+}
+
+// New creates a new netbird embedded client.
 func New(opts Options) (*Client, error) {
+	if err := opts.validateCredentials(); err != nil {
+		return nil, err
+	}
+
 	if opts.LogOutput != nil {
 		logrus.SetOutput(opts.LogOutput)
 	}
@@ -107,9 +140,14 @@ func New(opts Options) (*Client, error) {
 		return nil, fmt.Errorf("create config: %w", err)
 	}
 
+	if opts.PrivateKey != "" {
+		config.PrivateKey = opts.PrivateKey
+	}
+
 	return &Client{
 		deviceName: opts.DeviceName,
 		setupKey:   opts.SetupKey,
+		jwtToken:   opts.JWTToken,
 		config:     config,
 	}, nil
 }
@@ -126,7 +164,7 @@ func (c *Client) Start(startCtx context.Context) error {
 	ctx := internal.CtxInitState(context.Background())
 	// nolint:staticcheck
 	ctx = context.WithValue(ctx, system.DeviceNameCtxKey, c.deviceName)
-	if err := internal.Login(ctx, c.config, c.setupKey, ""); err != nil {
+	if err := internal.Login(ctx, c.config, c.setupKey, c.jwtToken); err != nil {
 		return fmt.Errorf("login: %w", err)
 	}
 
@@ -189,6 +227,16 @@ func (c *Client) Stop(ctx context.Context) error {
 	}
 }
 
+// GetConfig returns a copy of the internal client config.
+func (c *Client) GetConfig() (profilemanager.Config, error) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	if c.config == nil {
+		return profilemanager.Config{}, ErrConfigNotInitialized
+	}
+	return *c.config, nil
+}
+
 // Dial dials a network address in the netbird network.
 // Not applicable if the userspace networking mode is disabled.
 func (c *Client) Dial(ctx context.Context, network, address string) (net.Conn, error) {
@@ -213,7 +261,7 @@ func (c *Client) Dial(ctx context.Context, network, address string) (net.Conn, e
 	return nsnet.DialContext(ctx, network, address)
 }
 
-// ListenTCP listens on the given address in the netbird network
+// ListenTCP listens on the given address in the netbird network.
 // Not applicable if the userspace networking mode is disabled.
 func (c *Client) ListenTCP(address string) (net.Listener, error) {
 	nsnet, addr, err := c.getNet()
@@ -234,7 +282,7 @@ func (c *Client) ListenTCP(address string) (net.Listener, error) {
 	return nsnet.ListenTCP(tcpAddr)
 }
 
-// ListenUDP listens on the given address in the netbird network
+// ListenUDP listens on the given address in the netbird network.
 // Not applicable if the userspace networking mode is disabled.
 func (c *Client) ListenUDP(address string) (net.PacketConn, error) {
 	nsnet, addr, err := c.getNet()

client/iface/bind/error.go

@@ -0,0 +1,7 @@
+package bind
+
+import "fmt"
+
+var (
+	ErrUDPMUXNotSupported = fmt.Errorf("UDPMUX is not supported in WASM")
+)

client/iface/bind/ice_bind.go

@@ -1,6 +1,9 @@
+//go:build !js
+
 package bind
 
 import (
+	"context"
 	"encoding/binary"
 	"fmt"
 	"net"
@@ -8,22 +11,18 @@ import (
 	"runtime"
 	"sync"
 
-	"github.com/pion/stun/v2"
+	"github.com/pion/stun/v3"
 	"github.com/pion/transport/v3"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/net/ipv4"
 	"golang.org/x/net/ipv6"
 	wgConn "golang.zx2c4.com/wireguard/conn"
 
+	"github.com/netbirdio/netbird/client/iface/udpmux"
 	"github.com/netbirdio/netbird/client/iface/wgaddr"
-	nbnet "github.com/netbirdio/netbird/util/net"
+	nbnet "github.com/netbirdio/netbird/client/net"
 )
 
-type RecvMessage struct {
-	Endpoint *Endpoint
-	Buffer   []byte
-}
-
 type receiverCreator struct {
 	iceBind *ICEBind
 }
@@ -41,35 +40,38 @@ func (rc receiverCreator) CreateIPv4ReceiverFn(pc *ipv4.PacketConn, conn *net.UD
 // use the port because in the Send function the wgConn.Endpoint the port info is not exported.
 type ICEBind struct {
 	*wgConn.StdNetBind
-	RecvChan chan RecvMessage
 
 	transportNet transport.Net
-	filterFn     FilterFn
-	endpoints    map[netip.Addr]net.Conn
-	endpointsMu  sync.Mutex
+	filterFn     udpmux.FilterFn
+	address      wgaddr.Address
+	mtu          uint16
+
+	endpoints   map[netip.Addr]net.Conn
+	endpointsMu sync.Mutex
+	recvChan    chan recvMessage
 	// every time when Close() is called (i.e. BindUpdate()) we need to close exit from the receiveRelayed and create a
 	// new closed channel. With the closedChanMu we can safely close the channel and create a new one
-	closedChan   chan struct{}
-	closedChanMu sync.RWMutex // protect the closeChan recreation from reading from it.
-	closed       bool
-
-	muUDPMux         sync.Mutex
-	udpMux           *UniversalUDPMuxDefault
-	address          wgaddr.Address
+	closedChan       chan struct{}
+	closedChanMu     sync.RWMutex // protect the closeChan recreation from reading from it.
+	closed           bool
 	activityRecorder *ActivityRecorder
+
+	muUDPMux sync.Mutex
+	udpMux   *udpmux.UniversalUDPMuxDefault
 }
 
-func NewICEBind(transportNet transport.Net, filterFn FilterFn, address wgaddr.Address) *ICEBind {
+func NewICEBind(transportNet transport.Net, filterFn udpmux.FilterFn, address wgaddr.Address, mtu uint16) *ICEBind {
 	b, _ := wgConn.NewStdNetBind().(*wgConn.StdNetBind)
 	ib := &ICEBind{
 		StdNetBind:       b,
-		RecvChan:         make(chan RecvMessage, 1),
 		transportNet:     transportNet,
 		filterFn:         filterFn,
+		address:          address,
+		mtu:              mtu,
 		endpoints:        make(map[netip.Addr]net.Conn),
+		recvChan:         make(chan recvMessage, 1),
 		closedChan:       make(chan struct{}),
 		closed:           true,
-		address:          address,
 		activityRecorder: NewActivityRecorder(),
 	}
 
@@ -109,7 +111,7 @@ func (s *ICEBind) ActivityRecorder() *ActivityRecorder {
 }
 
 // GetICEMux returns the ICE UDPMux that was created and used by ICEBind
-func (s *ICEBind) GetICEMux() (*UniversalUDPMuxDefault, error) {
+func (s *ICEBind) GetICEMux() (*udpmux.UniversalUDPMuxDefault, error) {
 	s.muUDPMux.Lock()
 	defer s.muUDPMux.Unlock()
 	if s.udpMux == nil {
@@ -132,6 +134,16 @@ func (b *ICEBind) RemoveEndpoint(fakeIP netip.Addr) {
 	delete(b.endpoints, fakeIP)
 }
 
+func (b *ICEBind) ReceiveFromEndpoint(ctx context.Context, ep *Endpoint, buf []byte) {
+	select {
+	case <-b.closedChan:
+		return
+	case <-ctx.Done():
+		return
+	case b.recvChan <- recvMessage{ep, buf}:
+	}
+}
+
 func (b *ICEBind) Send(bufs [][]byte, ep wgConn.Endpoint) error {
 	b.endpointsMu.Lock()
 	conn, ok := b.endpoints[ep.DstIP()]
@@ -152,12 +164,13 @@ func (s *ICEBind) createIPv4ReceiverFn(pc *ipv4.PacketConn, conn *net.UDPConn, r
 	s.muUDPMux.Lock()
 	defer s.muUDPMux.Unlock()
 
-	s.udpMux = NewUniversalUDPMuxDefault(
-		UniversalUDPMuxParams{
+	s.udpMux = udpmux.NewUniversalUDPMuxDefault(
+		udpmux.UniversalUDPMuxParams{
 			UDPConn:   nbnet.WrapPacketConn(conn),
 			Net:       s.transportNet,
 			FilterFn:  s.filterFn,
 			WGAddress: s.address,
+			MTU:       s.mtu,
 		},
 	)
 	return func(bufs [][]byte, sizes []int, eps []wgConn.Endpoint) (n int, err error) {
@@ -263,7 +276,7 @@ func (c *ICEBind) receiveRelayed(buffs [][]byte, sizes []int, eps []wgConn.Endpo
 	select {
 	case <-c.closedChan:
 		return 0, net.ErrClosed
-	case msg, ok := <-c.RecvChan:
+	case msg, ok := <-c.recvChan:
 		if !ok {
 			return 0, net.ErrClosed
 		}

client/iface/bind/recv_msg.go

@@ -0,0 +1,6 @@
+package bind
+
+type recvMessage struct {
+	Endpoint *Endpoint
+	Buffer   []byte
+}

client/iface/bind/relay_bind.go

@@ -0,0 +1,125 @@
+package bind
+
+import (
+	"context"
+	"net"
+	"net/netip"
+	"sync"
+
+	log "github.com/sirupsen/logrus"
+	"golang.zx2c4.com/wireguard/conn"
+
+	"github.com/netbirdio/netbird/client/iface/udpmux"
+)
+
+// RelayBindJS is a conn.Bind implementation for WebAssembly environments.
+// Do not limit to build only js, because we want to be able to run tests
+type RelayBindJS struct {
+	*conn.StdNetBind
+
+	recvChan         chan recvMessage
+	endpoints        map[netip.Addr]net.Conn
+	endpointsMu      sync.Mutex
+	activityRecorder *ActivityRecorder
+	ctx              context.Context
+	cancel           context.CancelFunc
+}
+
+func NewRelayBindJS() *RelayBindJS {
+	return &RelayBindJS{
+		recvChan:         make(chan recvMessage, 100),
+		endpoints:        make(map[netip.Addr]net.Conn),
+		activityRecorder: NewActivityRecorder(),
+	}
+}
+
+// Open creates a receive function for handling relay packets in WASM.
+func (s *RelayBindJS) Open(uport uint16) ([]conn.ReceiveFunc, uint16, error) {
+	log.Debugf("Open: creating receive function for port %d", uport)
+
+	s.ctx, s.cancel = context.WithCancel(context.Background())
+
+	receiveFn := func(bufs [][]byte, sizes []int, eps []conn.Endpoint) (int, error) {
+		select {
+		case <-s.ctx.Done():
+			return 0, net.ErrClosed
+		case msg, ok := <-s.recvChan:
+			if !ok {
+				return 0, net.ErrClosed
+			}
+			copy(bufs[0], msg.Buffer)
+			sizes[0] = len(msg.Buffer)
+			eps[0] = conn.Endpoint(msg.Endpoint)
+			return 1, nil
+		}
+	}
+
+	log.Debugf("Open: receive function created, returning port %d", uport)
+	return []conn.ReceiveFunc{receiveFn}, uport, nil
+}
+
+func (s *RelayBindJS) Close() error {
+	if s.cancel == nil {
+		return nil
+	}
+	log.Debugf("close RelayBindJS")
+	s.cancel()
+	return nil
+}
+
+func (s *RelayBindJS) ReceiveFromEndpoint(ctx context.Context, ep *Endpoint, buf []byte) {
+	select {
+	case <-s.ctx.Done():
+		return
+	case <-ctx.Done():
+		return
+	case s.recvChan <- recvMessage{ep, buf}:
+	}
+}
+
+// Send forwards packets through the relay connection for WASM.
+func (s *RelayBindJS) Send(bufs [][]byte, ep conn.Endpoint) error {
+	if ep == nil {
+		return nil
+	}
+
+	fakeIP := ep.DstIP()
+
+	s.endpointsMu.Lock()
+	relayConn, ok := s.endpoints[fakeIP]
+	s.endpointsMu.Unlock()
+
+	if !ok {
+		return nil
+	}
+
+	for _, buf := range bufs {
+		if _, err := relayConn.Write(buf); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (b *RelayBindJS) SetEndpoint(fakeIP netip.Addr, conn net.Conn) {
+	b.endpointsMu.Lock()
+	b.endpoints[fakeIP] = conn
+	b.endpointsMu.Unlock()
+}
+
+func (s *RelayBindJS) RemoveEndpoint(fakeIP netip.Addr) {
+	s.endpointsMu.Lock()
+	defer s.endpointsMu.Unlock()
+
+	delete(s.endpoints, fakeIP)
+}
+
+// GetICEMux returns the ICE UDPMux that was created and used by ICEBind
+func (s *RelayBindJS) GetICEMux() (*udpmux.UniversalUDPMuxDefault, error) {
+	return nil, ErrUDPMUXNotSupported
+}
+
+func (s *RelayBindJS) ActivityRecorder() *ActivityRecorder {
+	return s.activityRecorder
+}

client/iface/configurer/name.go

@@ -1,4 +1,4 @@
-//go:build linux || windows || freebsd
+//go:build linux || windows || freebsd || js || wasip1
 
 package configurer
 

client/iface/configurer/uapi.go

@@ -1,4 +1,4 @@
-//go:build !windows
+//go:build !windows && !js
 
 package configurer
 

client/iface/configurer/uapi_js.go

@@ -0,0 +1,23 @@
+package configurer
+
+import (
+	"net"
+)
+
+type noopListener struct{}
+
+func (n *noopListener) Accept() (net.Conn, error) {
+	return nil, net.ErrClosed
+}
+
+func (n *noopListener) Close() error {
+	return nil
+}
+
+func (n *noopListener) Addr() net.Addr {
+	return nil
+}
+
+func openUAPI(deviceName string) (net.Listener, error) {
+	return &noopListener{}, nil
+}

client/iface/device/device_netstack.go

@@ -4,9 +4,11 @@
 package device
 
 import (
+	"errors"
 	"fmt"
 
 	log "github.com/sirupsen/logrus"
+	"golang.zx2c4.com/wireguard/conn"
 	"golang.zx2c4.com/wireguard/device"
 	"golang.zx2c4.com/wireguard/tun/netstack"
 
@@ -17,6 +19,12 @@ import (
 	nbnet "github.com/netbirdio/netbird/util/net"
 )
 
+type Bind interface {
+	conn.Bind
+	GetICEMux() (*udpmux.UniversalUDPMuxDefault, error)
+	ActivityRecorder() *bind.ActivityRecorder
+}
+
 type TunNetstackDevice struct {
 	name          string
 	address       wgaddr.Address
@@ -24,7 +32,7 @@ type TunNetstackDevice struct {
 	key           string
 	mtu           int
 	listenAddress string
-	iceBind       *bind.ICEBind
+	bind          Bind
 
 	device         *device.Device
 	filteredDevice *FilteredDevice
@@ -35,7 +43,7 @@ type TunNetstackDevice struct {
 	net *netstack.Net
 }
 
-func NewNetstackDevice(name string, address wgaddr.Address, wgPort int, key string, mtu int, iceBind *bind.ICEBind, listenAddress string) *TunNetstackDevice {
+func NewNetstackDevice(name string, address wgaddr.Address, wgPort int, key string, mtu uint16, bind Bind, listenAddress string) *TunNetstackDevice {
 	return &TunNetstackDevice{
 		name:          name,
 		address:       address,
@@ -43,7 +51,7 @@ func NewNetstackDevice(name string, address wgaddr.Address, wgPort int, key stri
 		key:           key,
 		mtu:           mtu,
 		listenAddress: listenAddress,
-		iceBind:       iceBind,
+		bind:          bind,
 	}
 }
 
@@ -68,11 +76,11 @@ func (t *TunNetstackDevice) Create() (WGConfigurer, error) {
 
 	t.device = device.NewDevice(
 		t.filteredDevice,
-		t.iceBind,
+		t.bind,
 		device.NewLogger(wgLogLevel(), "[netbird] "),
 	)
 
-	t.configurer = configurer.NewUSPConfigurer(t.device, t.name, t.iceBind.ActivityRecorder())
+	t.configurer = configurer.NewUSPConfigurer(t.device, t.name, t.bind.ActivityRecorder())
 	err = t.configurer.ConfigureInterface(t.key, t.port)
 	if err != nil {
 		_ = tunIface.Close()
@@ -93,11 +101,15 @@ func (t *TunNetstackDevice) Up() (*bind.UniversalUDPMuxDefault, error) {
 		return nil, err
 	}
 
-	udpMux, err := t.iceBind.GetICEMux()
-	if err != nil {
+	udpMux, err := t.bind.GetICEMux()
+	if err != nil && !errors.Is(err, bind.ErrUDPMUXNotSupported) {
 		return nil, err
 	}
-	t.udpMux = udpMux
+
+	if udpMux != nil {
+		t.udpMux = udpMux
+	}
+
 	log.Debugf("netstack device is ready to use")
 	return udpMux, nil
 }

client/iface/device/device_netstack_test.go

@@ -0,0 +1,27 @@
+package device
+
+import (
+	"testing"
+
+	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
+
+	"github.com/netbirdio/netbird/client/iface/bind"
+	"github.com/netbirdio/netbird/client/iface/netstack"
+	"github.com/netbirdio/netbird/client/iface/wgaddr"
+)
+
+func TestNewNetstackDevice(t *testing.T) {
+	privateKey, _ := wgtypes.GeneratePrivateKey()
+	wgAddress, _ := wgaddr.ParseWGAddress("1.2.3.4/24")
+
+	relayBind := bind.NewRelayBindJS()
+	nsTun := NewNetstackDevice("wtx", wgAddress, 1234, privateKey.String(), 1500, relayBind, netstack.ListenAddr())
+
+	cfgr, err := nsTun.Create()
+	if err != nil {
+		t.Fatalf("failed to create netstack device: %v", err)
+	}
+	if cfgr == nil {
+		t.Fatal("expected non-nil configurer")
+	}
+}

client/iface/iface_destroy_js.go

@@ -0,0 +1,6 @@
+package iface
+
+// Destroy is a no-op on WASM
+func (w *WGIface) Destroy() error {
+	return nil
+}

client/iface/iface_new_android.go

@@ -3,6 +3,7 @@ package iface
 import (
 	"github.com/netbirdio/netbird/client/iface/bind"
 	"github.com/netbirdio/netbird/client/iface/device"
+	"github.com/netbirdio/netbird/client/iface/netstack"
 	"github.com/netbirdio/netbird/client/iface/wgaddr"
 	"github.com/netbirdio/netbird/client/iface/wgproxy"
 )
@@ -14,12 +15,21 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 		return nil, err
 	}
 
-	iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress)
+	iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress, opts.MTU)
+
+	if netstack.IsEnabled() {
+		wgIFace := &WGIface{
+			userspaceBind:  true,
+			tun:            device.NewNetstackDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind, netstack.ListenAddr()),
+			wgProxyFactory: wgproxy.NewUSPFactory(iceBind, opts.MTU),
+		}
+		return wgIFace, nil
+	}
 
 	wgIFace := &WGIface{
 		userspaceBind:  true,
 		tun:            device.NewTunDevice(wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind, opts.MobileArgs.TunAdapter, opts.DisableDNS),
-		wgProxyFactory: wgproxy.NewUSPFactory(iceBind),
+		wgProxyFactory: wgproxy.NewUSPFactory(iceBind, opts.MTU),
 	}
 	return wgIFace, nil
 }

client/iface/iface_new_darwin.go

@@ -29,7 +29,7 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 	wgIFace := &WGIface{
 		userspaceBind:  true,
 		tun:            tun,
-		wgProxyFactory: wgproxy.NewUSPFactory(iceBind),
+		wgProxyFactory: wgproxy.NewUSPFactory(iceBind, opts.MTU),
 	}
 	return wgIFace, nil
 }

client/iface/iface_new_freebsd.go

@@ -0,0 +1,41 @@
+//go:build freebsd
+
+package iface
+
+import (
+	"fmt"
+
+	"github.com/netbirdio/netbird/client/iface/bind"
+	"github.com/netbirdio/netbird/client/iface/device"
+	"github.com/netbirdio/netbird/client/iface/netstack"
+	"github.com/netbirdio/netbird/client/iface/wgaddr"
+	"github.com/netbirdio/netbird/client/iface/wgproxy"
+)
+
+// NewWGIFace Creates a new WireGuard interface instance
+func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
+	wgAddress, err := wgaddr.ParseWGAddress(opts.Address)
+	if err != nil {
+		return nil, err
+	}
+
+	wgIFace := &WGIface{}
+
+	if netstack.IsEnabled() {
+		iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress, opts.MTU)
+		wgIFace.tun = device.NewNetstackDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind, netstack.ListenAddr())
+		wgIFace.userspaceBind = true
+		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind, opts.MTU)
+		return wgIFace, nil
+	}
+
+	if device.ModuleTunIsLoaded() {
+		iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress, opts.MTU)
+		wgIFace.tun = device.NewUSPDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind)
+		wgIFace.userspaceBind = true
+		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind, opts.MTU)
+		return wgIFace, nil
+	}
+
+	return nil, fmt.Errorf("couldn't check or load tun module")
+}

client/iface/iface_new_ios.go

@@ -21,7 +21,7 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 	wgIFace := &WGIface{
 		tun:            device.NewTunDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, iceBind, opts.MobileArgs.TunFd),
 		userspaceBind:  true,
-		wgProxyFactory: wgproxy.NewUSPFactory(iceBind),
+		wgProxyFactory: wgproxy.NewUSPFactory(iceBind, opts.MTU),
 	}
 	return wgIFace, nil
 }

client/iface/iface_new_js.go

@@ -0,0 +1,27 @@
+package iface
+
+import (
+	"github.com/netbirdio/netbird/client/iface/bind"
+	"github.com/netbirdio/netbird/client/iface/device"
+	"github.com/netbirdio/netbird/client/iface/netstack"
+	"github.com/netbirdio/netbird/client/iface/wgaddr"
+	"github.com/netbirdio/netbird/client/iface/wgproxy"
+)
+
+// NewWGIFace creates a new WireGuard interface for WASM (always uses netstack mode)
+func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
+	wgAddress, err := wgaddr.ParseWGAddress(opts.Address)
+	if err != nil {
+		return nil, err
+	}
+
+	relayBind := bind.NewRelayBindJS()
+
+	wgIface := &WGIface{
+		tun:            device.NewNetstackDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, relayBind, netstack.ListenAddr()),
+		userspaceBind:  true,
+		wgProxyFactory: wgproxy.NewUSPFactory(relayBind, opts.MTU),
+	}
+
+	return wgIface, nil
+}

client/iface/iface_new_unix.go

@@ -25,7 +25,7 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 		iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress)
 		wgIFace.tun = device.NewNetstackDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind, netstack.ListenAddr())
 		wgIFace.userspaceBind = true
-		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind)
+		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind, opts.MTU)
 		return wgIFace, nil
 	}
 
@@ -38,7 +38,7 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 		iceBind := bind.NewICEBind(opts.TransportNet, opts.FilterFn, wgAddress)
 		wgIFace.tun = device.NewUSPDevice(opts.IFaceName, wgAddress, opts.WGPort, opts.WGPrivKey, opts.MTU, iceBind)
 		wgIFace.userspaceBind = true
-		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind)
+		wgIFace.wgProxyFactory = wgproxy.NewUSPFactory(iceBind, opts.MTU)
 		return wgIFace, nil
 	}
 

client/iface/iface_new_windows.go

@@ -26,7 +26,7 @@ func NewWGIFace(opts WGIFaceOpts) (*WGIface, error) {
 	wgIFace := &WGIface{
 		userspaceBind:  true,
 		tun:            tun,
-		wgProxyFactory: wgproxy.NewUSPFactory(iceBind),
+		wgProxyFactory: wgproxy.NewUSPFactory(iceBind, opts.MTU),
 	}
 	return wgIFace, nil
 

client/iface/netstack/env.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package netstack
 
 import (

client/iface/netstack/env_js.go

@@ -0,0 +1,12 @@
+package netstack
+
+const EnvUseNetstackMode = "NB_USE_NETSTACK_MODE"
+
+// IsEnabled always returns true for js since it's the only mode available
+func IsEnabled() bool {
+	return true
+}
+
+func ListenAddr() string {
+	return ""
+}

client/iface/wgproxy/bind/proxy.go

@@ -15,28 +15,38 @@ import (
 	"github.com/netbirdio/netbird/client/iface/wgproxy/listener"
 )
 
-type ProxyBind struct {
-	Bind *bind.ICEBind
+type Bind interface {
+	SetEndpoint(addr netip.Addr, conn net.Conn)
+	RemoveEndpoint(addr netip.Addr)
+	ReceiveFromEndpoint(ctx context.Context, ep *bind.Endpoint, buf []byte)
+}
 
-	fakeNetIP      *netip.AddrPort
-	wgBindEndpoint *bind.Endpoint
-	remoteConn     net.Conn
-	ctx            context.Context
-	cancel         context.CancelFunc
-	closeMu        sync.Mutex
-	closed         bool
+type ProxyBind struct {
+	bind Bind
+
+	// wgRelayedEndpoint is a fake address that generated by the Bind.SetEndpoint based on the remote NetBird peer address
+	wgRelayedEndpoint *bind.Endpoint
+	wgCurrentUsed     *bind.Endpoint
+	remoteConn        net.Conn
+	ctx               context.Context
+	cancel            context.CancelFunc
+	closeMu           sync.Mutex
+	closed            bool
 
 	pausedMu  sync.Mutex
 	paused    bool
 	isStarted bool
 
 	closeListener *listener.CloseListener
+	mtu           uint16
 }
 
-func NewProxyBind(bind *bind.ICEBind) *ProxyBind {
+func NewProxyBind(bind Bind, mtu uint16) *ProxyBind {
 	p := &ProxyBind{
 		Bind:          bind,
 		closeListener: listener.NewCloseListener(),
+		pausedCond:    sync.NewCond(&sync.Mutex{}),
+		mtu:           mtu + bufsize.WGBufferOverhead,
 	}
 
 	return p
@@ -135,7 +145,7 @@ func (p *ProxyBind) proxyToLocal(ctx context.Context) {
 	}()
 
 	for {
-		buf := make([]byte, 1500)
+		buf := make([]byte, p.mtu)
 		n, err := p.remoteConn.Read(buf)
 		if err != nil {
 			if ctx.Err() != nil {
@@ -152,12 +162,8 @@ func (p *ProxyBind) proxyToLocal(ctx context.Context) {
 			continue
 		}
 
-		msg := bind.RecvMessage{
-			Endpoint: p.wgBindEndpoint,
-			Buffer:   buf[:n],
-		}
-		p.Bind.RecvChan <- msg
-		p.pausedMu.Unlock()
+		p.bind.ReceiveFromEndpoint(ctx, p.wgCurrentUsed, buf[:n])
+		p.pausedCond.L.Unlock()
 	}
 }
 

client/iface/wgproxy/factory_usp.go

@@ -3,24 +3,25 @@ package wgproxy
 import (
 	log "github.com/sirupsen/logrus"
 
-	"github.com/netbirdio/netbird/client/iface/bind"
 	proxyBind "github.com/netbirdio/netbird/client/iface/wgproxy/bind"
 )
 
 type USPFactory struct {
-	bind *bind.ICEBind
+	bind proxyBind.Bind
+	mtu  uint16
 }
 
-func NewUSPFactory(iceBind *bind.ICEBind) *USPFactory {
+func NewUSPFactory(bind proxyBind.Bind, mtu uint16) *USPFactory {
 	log.Infof("WireGuard Proxy Factory will produce bind proxy")
 	f := &USPFactory{
-		bind: iceBind,
+		bind: bind,
+		mtu:  mtu,
 	}
 	return f
 }
 
 func (w *USPFactory) GetProxy() Proxy {
-	return proxyBind.NewProxyBind(w.bind)
+	return proxyBind.NewProxyBind(w.bind, w.mtu)
 }
 
 func (w *USPFactory) Free() error {

client/iface/wgproxy/proxy_linux_test.go

@@ -27,30 +27,30 @@ func TestProxyCloseByRemoteConnEBPF(t *testing.T) {
 		}
 	}()
 
-	tests := []struct {
-		name  string
-		proxy Proxy
-	}{
-		{
-			name: "ebpf proxy",
-			proxy: &ebpf.ProxyWrapper{
-				WgeBPFProxy: ebpfProxy,
-			},
-		},
+	pUDP := proxyInstance{
+		name:    "udp kernel proxy",
+		proxy:   udp.NewWGUDPProxy(51832, 1280),
+		wgPort:  51832,
+		closeFn: func() error { return nil },
+	}
+	pl = append(pl, pUDP)
+	wgAddress, err := wgaddr.ParseWGAddress("10.0.0.1/32")
+	if err != nil {
+		return nil, err
+	}
+	iceBind := bind.NewICEBind(nil, nil, wgAddress, 1280)
+	endpointAddress := &net.UDPAddr{
+		IP:   net.IPv4(10, 0, 0, 1),
+		Port: 1234,
 	}
 
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			relayedConn := newMockConn()
-			err := tt.proxy.AddTurnConn(ctx, nil, relayedConn)
-			if err != nil {
-				t.Errorf("error: %v", err)
-			}
-
-			_ = relayedConn.Close()
-			if err := tt.proxy.CloseConn(); err != nil {
-				t.Errorf("error: %v", err)
-			}
-		})
+	pBind := proxyInstance{
+		name:         "bind proxy",
+		proxy:        bindproxy.NewProxyBind(iceBind, 0),
+		endpointAddr: endpointAddress,
+		closeFn:      func() error { return nil },
 	}
+	pl = append(pl, pBind)
+
+	return pl, nil
 }

client/iface/wgproxy/proxy_seed_test.go

@@ -0,0 +1,39 @@
+//go:build !linux
+
+package wgproxy
+
+import (
+	"net"
+
+	"github.com/netbirdio/netbird/client/iface/bind"
+	"github.com/netbirdio/netbird/client/iface/wgaddr"
+	bindproxy "github.com/netbirdio/netbird/client/iface/wgproxy/bind"
+)
+
+func seedProxies() ([]proxyInstance, error) {
+	// todo extend with Bind proxy
+	pl := make([]proxyInstance, 0)
+	return pl, nil
+}
+
+func seedProxyForProxyCloseByRemoteConn() ([]proxyInstance, error) {
+	pl := make([]proxyInstance, 0)
+	wgAddress, err := wgaddr.ParseWGAddress("10.0.0.1/32")
+	if err != nil {
+		return nil, err
+	}
+	iceBind := bind.NewICEBind(nil, nil, wgAddress, 1280)
+	endpointAddress := &net.UDPAddr{
+		IP:   net.IPv4(10, 0, 0, 1),
+		Port: 1234,
+	}
+
+	pBind := proxyInstance{
+		name:         "bind proxy",
+		proxy:        bindproxy.NewProxyBind(iceBind, 0),
+		endpointAddr: endpointAddress,
+		closeFn:      func() error { return nil },
+	}
+	pl = append(pl, pBind)
+	return pl, nil
+}

client/internal/dns/host_windows.go

@@ -240,15 +240,19 @@ func (r *registryConfigurator) addDNSMatchPolicy(domains []string, ip netip.Addr
 	// if the gpo key is present, we need to put our DNS settings there, otherwise our config might be ignored
 	// see https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-gpnrpt/8cc31cb9-20cb-4140-9e85-3e08703b4745
 	for i, domain := range domains {
-		policyPath := fmt.Sprintf("%s-%d", dnsPolicyConfigMatchPath, i)
-		if r.gpo {
-			policyPath = fmt.Sprintf("%s-%d", gpoDnsPolicyConfigMatchPath, i)
-		}
+		localPath := fmt.Sprintf("%s-%d", dnsPolicyConfigMatchPath, i)
+		gpoPath := fmt.Sprintf("%s-%d", gpoDnsPolicyConfigMatchPath, i)
 
 		singleDomain := []string{domain}
 
-		if err := r.configureDNSPolicy(policyPath, singleDomain, ip); err != nil {
-			return i, fmt.Errorf("configure DNS policy for domain %s: %w", domain, err)
+		if err := r.configureDNSPolicy(localPath, singleDomain, ip); err != nil {
+			return i, fmt.Errorf("configure DNS Local policy for domain %s: %w", domain, err)
+		}
+
+		if r.gpo {
+			if err := r.configureDNSPolicy(gpoPath, singleDomain, ip); err != nil {
+				return i, fmt.Errorf("configure gpo DNS policy: %w", err)
+			}
 		}
 
 		log.Debugf("added NRPT entry for domain: %s", domain)

client/internal/dns/server_js.go

@@ -0,0 +1,5 @@
+package dns
+
+func (s *DefaultServer) initialize() (hostManager, error) {
+	return &noopHostConfigurator{}, nil
+}

client/internal/dns/unclean_shutdown_js.go

@@ -0,0 +1,19 @@
+package dns
+
+import (
+	"context"
+)
+
+type ShutdownState struct{}
+
+func (s *ShutdownState) Name() string {
+	return "dns_state"
+}
+
+func (s *ShutdownState) Cleanup() error {
+	return nil
+}
+
+func (s *ShutdownState) RestoreUncleanShutdownConfigs(context.Context) error {
+	return nil
+}

client/internal/dnsfwd/manager.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"net"
+	"sync"
 
 	"github.com/hashicorp/go-multierror"
 	log "github.com/sirupsen/logrus"
@@ -11,14 +12,18 @@ import (
 	nberrors "github.com/netbirdio/netbird/client/errors"
 	firewall "github.com/netbirdio/netbird/client/firewall/manager"
 	"github.com/netbirdio/netbird/client/internal/peer"
-	"github.com/netbirdio/netbird/shared/management/domain"
 	"github.com/netbirdio/netbird/route"
+	"github.com/netbirdio/netbird/shared/management/domain"
+)
+
+var (
+	// ListenPort is the port that the DNS forwarder listens on. It has been used by the client peers also
+	listenPort   uint16 = 5353
+	listenPortMu sync.RWMutex
 )
 
 const (
-	// ListenPort is the port that the DNS forwarder listens on. It has been used by the client peers also
-	ListenPort = 5353
-	dnsTTL     = 60 //seconds
+	dnsTTL = 60 //seconds
 )
 
 // ForwarderEntry is a mapping from a domain to a resource ID and a hash of the parent domain list.
@@ -35,12 +40,20 @@ type Manager struct {
 	fwRules      []firewall.Rule
 	tcpRules     []firewall.Rule
 	dnsForwarder *DNSForwarder
+	port         uint16
 }
 
-func NewManager(fw firewall.Manager, statusRecorder *peer.Status) *Manager {
+func ListenPort() uint16 {
+	listenPortMu.RLock()
+	defer listenPortMu.RUnlock()
+	return listenPort
+}
+
+func NewManager(fw firewall.Manager, statusRecorder *peer.Status, port uint16) *Manager {
 	return &Manager{
 		firewall:       fw,
 		statusRecorder: statusRecorder,
+		port:           port,
 	}
 }
 
@@ -54,7 +67,13 @@ func (m *Manager) Start(fwdEntries []*ForwarderEntry) error {
 		return err
 	}
 
-	m.dnsForwarder = NewDNSForwarder(fmt.Sprintf(":%d", ListenPort), dnsTTL, m.firewall, m.statusRecorder)
+	if m.port > 0 {
+		listenPortMu.Lock()
+		listenPort = m.port
+		listenPortMu.Unlock()
+	}
+
+	m.dnsForwarder = NewDNSForwarder(fmt.Sprintf(":%d", ListenPort()), dnsTTL, m.firewall, m.statusRecorder)
 	go func() {
 		if err := m.dnsForwarder.Listen(fwdEntries); err != nil {
 			// todo handle close error if it is exists
@@ -94,7 +113,7 @@ func (m *Manager) Stop(ctx context.Context) error {
 func (m *Manager) allowDNSFirewall() error {
 	dport := &firewall.Port{
 		IsRange: false,
-		Values:  []uint16{ListenPort},
+		Values:  []uint16{ListenPort()},
 	}
 
 	if m.firewall == nil {

client/internal/engine.go

@@ -207,6 +207,9 @@ type Engine struct {
 
 	jobExecutor   *jobexec.Executor
 	jobExecutorWG sync.WaitGroup
+
+	// dns forwarder port
+	dnsFwdPort uint16
 }
 
 // Peer is an instance of the Connection Peer
@@ -240,6 +243,7 @@ func NewEngine(clientCtx context.Context, clientCancel context.CancelFunc, signa
 		checks:         checks,
 		connSemaphore:  semaphoregroup.NewSemaphoreGroup(connInitLimit),
 		jobExecutor:    jobexec.NewExecutor(),
+		dnsFwdPort:     dnsfwd.ListenPort(),
 	}
 
 	sm := profilemanager.NewServiceManager("")
@@ -450,14 +454,7 @@ func (e *Engine) Start() error {
 		return fmt.Errorf("initialize dns server: %w", err)
 	}
 
-	iceCfg := icemaker.Config{
-		StunTurn:             &e.stunTurn,
-		InterfaceBlackList:   e.config.IFaceBlackList,
-		DisableIPv6Discovery: e.config.DisableIPv6Discovery,
-		UDPMux:               e.udpMux.UDPMuxDefault,
-		UDPMuxSrflx:          e.udpMux,
-		NATExternalIPs:       e.parseNATExternalIPMappings(),
-	}
+	iceCfg := e.createICEConfig()
 
 	e.connMgr = NewConnMgr(e.config, e.statusRecorder, e.peerStore, wgIface)
 	e.connMgr.Start(e.ctx)
@@ -1117,7 +1114,7 @@ func (e *Engine) updateNetworkMap(networkMap *mgmProto.NetworkMap) error {
 	}
 
 	fwdEntries := toRouteDomains(e.config.WgPrivateKey.PublicKey().String(), routes)
-	e.updateDNSForwarder(dnsRouteFeatureFlag, fwdEntries)
+	e.updateDNSForwarder(dnsRouteFeatureFlag, fwdEntries, uint16(protoDNSConfig.ForwarderPort))
 
 	// Ingress forward rules
 	forwardingRules, err := e.updateForwardRules(networkMap.GetForwardingRules())
@@ -1374,14 +1371,7 @@ func (e *Engine) createPeerConn(pubKey string, allowedIPs []netip.Prefix, agentV
 			Addr:           e.getRosenpassAddr(),
 			PermissiveMode: e.config.RosenpassPermissive,
 		},
-		ICEConfig: icemaker.Config{
-			StunTurn:             &e.stunTurn,
-			InterfaceBlackList:   e.config.IFaceBlackList,
-			DisableIPv6Discovery: e.config.DisableIPv6Discovery,
-			UDPMux:               e.udpMux.UDPMuxDefault,
-			UDPMuxSrflx:          e.udpMux,
-			NATExternalIPs:       e.parseNATExternalIPMappings(),
-		},
+		ICEConfig: e.createICEConfig(),
 	}
 
 	serviceDependencies := peer.ServiceDependencies{
@@ -1877,6 +1867,7 @@ func (e *Engine) GetWgAddr() netip.Addr {
 func (e *Engine) updateDNSForwarder(
 	enabled bool,
 	fwdEntries []*dnsfwd.ForwarderEntry,
+	forwarderPort uint16,
 ) {
 	if e.config.DisableServerRoutes {
 		return
@@ -1893,16 +1884,20 @@ func (e *Engine) updateDNSForwarder(
 	}
 
 	if len(fwdEntries) > 0 {
-		if e.dnsForwardMgr == nil {
-			e.dnsForwardMgr = dnsfwd.NewManager(e.firewall, e.statusRecorder)
-
+		switch {
+		case e.dnsForwardMgr == nil:
+			e.dnsForwardMgr = dnsfwd.NewManager(e.firewall, e.statusRecorder, forwarderPort)
 			if err := e.dnsForwardMgr.Start(fwdEntries); err != nil {
 				log.Errorf("failed to start DNS forward: %v", err)
 				e.dnsForwardMgr = nil
 			}
-
 			log.Infof("started domain router service with %d entries", len(fwdEntries))
-		} else {
+		case e.dnsFwdPort != forwarderPort:
+			log.Infof("updating domain router service port from %d to %d", e.dnsFwdPort, forwarderPort)
+			e.restartDnsFwd(fwdEntries, forwarderPort)
+			e.dnsFwdPort = forwarderPort
+
+		default:
 			e.dnsForwardMgr.UpdateDomains(fwdEntries)
 		}
 	} else if e.dnsForwardMgr != nil {
@@ -1912,6 +1907,20 @@ func (e *Engine) updateDNSForwarder(
 		}
 		e.dnsForwardMgr = nil
 	}
+
+}
+
+func (e *Engine) restartDnsFwd(fwdEntries []*dnsfwd.ForwarderEntry, forwarderPort uint16) {
+	log.Infof("updating domain router service port from %d to %d", e.dnsFwdPort, forwarderPort)
+	// stop and start the forwarder to apply the new port
+	if err := e.dnsForwardMgr.Stop(context.Background()); err != nil {
+		log.Errorf("failed to stop DNS forward: %v", err)
+	}
+	e.dnsForwardMgr = dnsfwd.NewManager(e.firewall, e.statusRecorder, forwarderPort)
+	if err := e.dnsForwardMgr.Start(fwdEntries); err != nil {
+		log.Errorf("failed to start DNS forward: %v", err)
+		e.dnsForwardMgr = nil
+	}
 }
 
 func (e *Engine) GetNet() (*netstack.Net, error) {

client/internal/engine_generic.go

@@ -0,0 +1,19 @@
+//go:build !js
+
+package internal
+
+import (
+	icemaker "github.com/netbirdio/netbird/client/internal/peer/ice"
+)
+
+// createICEConfig creates ICE configuration for non-WASM environments
+func (e *Engine) createICEConfig() icemaker.Config {
+	return icemaker.Config{
+		StunTurn:             &e.stunTurn,
+		InterfaceBlackList:   e.config.IFaceBlackList,
+		DisableIPv6Discovery: e.config.DisableIPv6Discovery,
+		UDPMux:               e.udpMux.SingleSocketUDPMux,
+		UDPMuxSrflx:          e.udpMux,
+		NATExternalIPs:       e.parseNATExternalIPMappings(),
+	}
+}

client/internal/engine_js.go

@@ -0,0 +1,18 @@
+//go:build js
+
+package internal
+
+import (
+	icemaker "github.com/netbirdio/netbird/client/internal/peer/ice"
+)
+
+// createICEConfig creates ICE configuration for WASM environment.
+func (e *Engine) createICEConfig() icemaker.Config {
+	cfg := icemaker.Config{
+		StunTurn:             &e.stunTurn,
+		InterfaceBlackList:   e.config.IFaceBlackList,
+		DisableIPv6Discovery: e.config.DisableIPv6Discovery,
+		NATExternalIPs:       e.parseNATExternalIPMappings(),
+	}
+	return cfg
+}

client/internal/engine_test.go

@@ -30,6 +30,7 @@ import (
 
 	"github.com/netbirdio/netbird/management/internals/server/config"
 	"github.com/netbirdio/netbird/management/server/groups"
+	"github.com/netbirdio/netbird/management/server/peers/ephemeral/manager"
 
 	"github.com/netbirdio/netbird/client/iface"
 	"github.com/netbirdio/netbird/client/iface/bind"
@@ -1559,7 +1560,7 @@ func startManagement(t *testing.T, dataDir, testFile string) (*grpc.Server, stri
 	}
 
 	secretsManager := server.NewTimeBasedAuthSecretsManager(peersUpdateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
-	mgmtServer, err := server.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, nil, nil, &server.MockIntegratedValidator{})
+	mgmtServer, err := server.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, &manager.EphemeralManager{}, nil, &server.MockIntegratedValidator{})
 	if err != nil {
 		return nil, "", err
 	}

client/internal/netflow/logger/logger.go

@@ -138,7 +138,7 @@ func (l *Logger) UpdateConfig(dnsCollection, exitNodeCollection bool) {
 
 func (l *Logger) shouldStore(event *types.EventFields, isExitNode bool) bool {
 	// check dns collection
-	if !l.dnsCollection.Load() && event.Protocol == types.UDP && (event.DestPort == 53 || event.DestPort == dnsfwd.ListenPort) {
+	if !l.dnsCollection.Load() && event.Protocol == types.UDP && (event.DestPort == 53 || event.DestPort == uint16(dnsfwd.ListenPort())) {
 		return false
 	}
 

client/internal/networkmonitor/check_change_js.go

@@ -0,0 +1,12 @@
+package networkmonitor
+
+import (
+	"context"
+
+	"github.com/netbirdio/netbird/client/internal/routemanager/systemops"
+)
+
+func checkChange(ctx context.Context, nexthopv4, nexthopv6 systemops.Nexthop) error {
+	// No-op for WASM - network changes don't apply
+	return nil
+}

client/internal/peer/guard/ice_monitor.go

@@ -3,6 +3,8 @@ package guard
 import (
 	"context"
 	"fmt"
+	"slices"
+	"sort"
 	"sync"
 	"time"
 
@@ -24,8 +26,8 @@ type ICEMonitor struct {
 	iFaceDiscover stdnet.ExternalIFaceDiscover
 	iceConfig     icemaker.Config
 
-	currentCandidates []ice.Candidate
-	candidatesMu      sync.Mutex
+	currentCandidatesAddress []string
+	candidatesMu             sync.Mutex
 }
 
 func NewICEMonitor(iFaceDiscover stdnet.ExternalIFaceDiscover, config icemaker.Config) *ICEMonitor {
@@ -115,16 +117,21 @@ func (cm *ICEMonitor) updateCandidates(newCandidates []ice.Candidate) bool {
 	cm.candidatesMu.Lock()
 	defer cm.candidatesMu.Unlock()
 
-	if len(cm.currentCandidates) != len(newCandidates) {
-		cm.currentCandidates = newCandidates
+	newAddresses := make([]string, len(newCandidates))
+	for i, c := range newCandidates {
+		newAddresses[i] = c.Address()
+	}
+	sort.Strings(newAddresses)
+
+	if len(cm.currentCandidatesAddress) != len(newAddresses) {
+		cm.currentCandidatesAddress = newAddresses
 		return true
 	}
 
-	for i, candidate := range cm.currentCandidates {
-		if candidate.Address() != newCandidates[i].Address() {
-			cm.currentCandidates = newCandidates
-			return true
-		}
+	// Compare elements
+	if !slices.Equal(cm.currentCandidatesAddress, newAddresses) {
+		cm.currentCandidatesAddress = newAddresses
+		return true
 	}
 
 	return false

client/internal/routemanager/dnsinterceptor/handler.go

@@ -7,6 +7,7 @@ import (
 	"runtime"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/hashicorp/go-multierror"
 	"github.com/miekg/dns"
@@ -22,8 +23,8 @@ import (
 	"github.com/netbirdio/netbird/client/internal/routemanager/common"
 	"github.com/netbirdio/netbird/client/internal/routemanager/fakeip"
 	"github.com/netbirdio/netbird/client/internal/routemanager/refcounter"
-	"github.com/netbirdio/netbird/shared/management/domain"
 	"github.com/netbirdio/netbird/route"
+	"github.com/netbirdio/netbird/shared/management/domain"
 )
 
 type domainMap map[domain.Domain][]netip.Prefix
@@ -253,8 +254,12 @@ func (d *DnsInterceptor) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
 		r.MsgHdr.AuthenticatedData = true
 	}
 
-	upstream := fmt.Sprintf("%s:%d", upstreamIP.String(), dnsfwd.ListenPort)
-	reply, _, err := nbdns.ExchangeWithFallback(context.TODO(), client, r, upstream)
+	upstream := fmt.Sprintf("%s:%d", upstreamIP.String(), dnsfwd.ListenPort())
+	ctx, cancel := context.WithTimeout(context.Background(), dnsTimeout)
+	defer cancel()
+
+	startTime := time.Now()
+	reply, _, err := nbdns.ExchangeWithFallback(ctx, client, r, upstream)
 	if err != nil {
 		logger.Errorf("failed to exchange DNS request with %s (%s) for domain=%s: %v", upstreamIP.String(), peerKey, r.Question[0].Name, err)
 		if err := w.WriteMsg(&dns.Msg{MsgHdr: dns.MsgHdr{Rcode: dns.RcodeServerFailure, Id: r.Id}}); err != nil {

client/internal/routemanager/systemops/systemops_js.go

@@ -0,0 +1,48 @@
+package systemops
+
+import (
+	"errors"
+	"net"
+	"net/netip"
+
+	"github.com/netbirdio/netbird/client/internal/statemanager"
+)
+
+var ErrRouteNotSupported = errors.New("route operations not supported on js")
+
+func (r *SysOps) addToRouteTable(prefix netip.Prefix, nexthop Nexthop) error {
+	return ErrRouteNotSupported
+}
+
+func (r *SysOps) removeFromRouteTable(prefix netip.Prefix, nexthop Nexthop) error {
+	return ErrRouteNotSupported
+}
+
+func GetRoutesFromTable() ([]netip.Prefix, error) {
+	return []netip.Prefix{}, nil
+}
+
+func hasSeparateRouting() ([]netip.Prefix, error) {
+	return []netip.Prefix{}, nil
+}
+
+// GetDetailedRoutesFromTable returns empty routes for WASM.
+func GetDetailedRoutesFromTable() ([]DetailedRoute, error) {
+	return []DetailedRoute{}, nil
+}
+
+func (r *SysOps) AddVPNRoute(prefix netip.Prefix, intf *net.Interface) error {
+	return ErrRouteNotSupported
+}
+
+func (r *SysOps) RemoveVPNRoute(prefix netip.Prefix, intf *net.Interface) error {
+	return ErrRouteNotSupported
+}
+
+func (r *SysOps) SetupRouting(initAddresses []net.IP, stateManager *statemanager.Manager, _ bool) error {
+	return nil
+}
+
+func (r *SysOps) CleanupRouting(stateManager *statemanager.Manager, _ bool) error {
+	return nil
+}

client/internal/routemanager/systemops/systemops_nonlinux.go

@@ -1,4 +1,4 @@
-//go:build !linux && !ios
+//go:build !linux && !ios && !js
 
 package systemops
 

client/server/server_test.go

@@ -14,8 +14,10 @@ import (
 	"go.opentelemetry.io/otel"
 
 	"github.com/netbirdio/management-integrations/integrations"
+
 	"github.com/netbirdio/netbird/management/internals/server/config"
 	"github.com/netbirdio/netbird/management/server/groups"
+	"github.com/netbirdio/netbird/management/server/peers/ephemeral/manager"
 
 	log "github.com/sirupsen/logrus"
 	"github.com/stretchr/testify/assert"
@@ -312,7 +314,7 @@ func startManagement(t *testing.T, signalAddr string, counter *int) (*grpc.Serve
 	}
 
 	secretsManager := server.NewTimeBasedAuthSecretsManager(peersUpdateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
-	mgmtServer, err := server.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, nil, nil, &server.MockIntegratedValidator{})
+	mgmtServer, err := server.NewServer(context.Background(), config, accountManager, settingsMockManager, peersUpdateManager, jobManager, secretsManager, nil, &manager.EphemeralManager{}, nil, &server.MockIntegratedValidator{})
 	if err != nil {
 		return nil, "", err
 	}

client/ssh/client.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import (

client/ssh/login.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import (

client/ssh/server.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import (

client/ssh/server_mock.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import "context"

client/ssh/server_test.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import (

client/ssh/ssh_js.go

@@ -0,0 +1,137 @@
+package ssh
+
+import (
+	"context"
+	"crypto/ed25519"
+	"crypto/rand"
+	"crypto/x509"
+	"encoding/pem"
+	"errors"
+	"strings"
+
+	"golang.org/x/crypto/ssh"
+)
+
+var ErrSSHNotSupported = errors.New("SSH is not supported in WASM environment")
+
+// Server is a dummy SSH server interface for WASM.
+type Server interface {
+	Start() error
+	Stop() error
+	EnableSSH(enabled bool)
+	AddAuthorizedKey(peer string, key string) error
+	RemoveAuthorizedKey(key string)
+}
+
+type dummyServer struct{}
+
+func DefaultSSHServer(hostKeyPEM []byte, addr string) (Server, error) {
+	return &dummyServer{}, nil
+}
+
+func NewServer(addr string) Server {
+	return &dummyServer{}
+}
+
+func (s *dummyServer) Start() error {
+	return ErrSSHNotSupported
+}
+
+func (s *dummyServer) Stop() error {
+	return nil
+}
+
+func (s *dummyServer) EnableSSH(enabled bool) {
+}
+
+func (s *dummyServer) AddAuthorizedKey(peer string, key string) error {
+	return nil
+}
+
+func (s *dummyServer) RemoveAuthorizedKey(key string) {
+}
+
+type Client struct{}
+
+func NewClient(ctx context.Context, addr string, config interface{}, recorder *SessionRecorder) (*Client, error) {
+	return nil, ErrSSHNotSupported
+}
+
+func (c *Client) Close() error {
+	return nil
+}
+
+func (c *Client) Run(command []string) error {
+	return ErrSSHNotSupported
+}
+
+type SessionRecorder struct{}
+
+func NewSessionRecorder() *SessionRecorder {
+	return &SessionRecorder{}
+}
+
+func (r *SessionRecorder) Record(session string, data []byte) {
+}
+
+func GetUserShell() string {
+	return "/bin/sh"
+}
+
+func LookupUserInfo(username string) (string, string, error) {
+	return "", "", ErrSSHNotSupported
+}
+
+const DefaultSSHPort = 44338
+
+const ED25519 = "ed25519"
+
+func isRoot() bool {
+	return false
+}
+
+func GeneratePrivateKey(keyType string) ([]byte, error) {
+	if keyType != ED25519 {
+		return nil, errors.New("only ED25519 keys are supported in WASM")
+	}
+
+	_, privateKey, err := ed25519.GenerateKey(rand.Reader)
+	if err != nil {
+		return nil, err
+	}
+
+	pkcs8Bytes, err := x509.MarshalPKCS8PrivateKey(privateKey)
+	if err != nil {
+		return nil, err
+	}
+
+	pemBlock := &pem.Block{
+		Type:  "PRIVATE KEY",
+		Bytes: pkcs8Bytes,
+	}
+
+	pemBytes := pem.EncodeToMemory(pemBlock)
+	return pemBytes, nil
+}
+
+func GeneratePublicKey(privateKey []byte) ([]byte, error) {
+	signer, err := ssh.ParsePrivateKey(privateKey)
+	if err != nil {
+		block, _ := pem.Decode(privateKey)
+		if block != nil {
+			key, err := x509.ParsePKCS8PrivateKey(block.Bytes)
+			if err != nil {
+				return nil, err
+			}
+			signer, err = ssh.NewSignerFromKey(key)
+			if err != nil {
+				return nil, err
+			}
+		} else {
+			return nil, err
+		}
+	}
+
+	pubKeyBytes := ssh.MarshalAuthorizedKey(signer.PublicKey())
+	return []byte(strings.TrimSpace(string(pubKeyBytes))), nil
+}

client/ssh/util.go

@@ -1,3 +1,5 @@
+//go:build !js
+
 package ssh
 
 import (

client/system/info_js.go

@@ -0,0 +1,231 @@
+package system
+
+import (
+	"context"
+	"runtime"
+	"strings"
+	"syscall/js"
+
+	"github.com/netbirdio/netbird/version"
+)
+
+// UpdateStaticInfoAsync is a no-op on JS as there is no static info to update
+func UpdateStaticInfoAsync() {
+	// do nothing
+}
+
+// GetInfo retrieves system information for WASM environment
+func GetInfo(_ context.Context) *Info {
+	info := &Info{
+		GoOS:           runtime.GOOS,
+		Kernel:         runtime.GOARCH,
+		KernelVersion:  runtime.GOARCH,
+		Platform:       runtime.GOARCH,
+		OS:             runtime.GOARCH,
+		Hostname:       "wasm-client",
+		CPUs:           runtime.NumCPU(),
+		NetbirdVersion: version.NetbirdVersion(),
+	}
+
+	collectBrowserInfo(info)
+	collectLocationInfo(info)
+	collectSystemInfo(info)
+	return info
+}
+
+func collectBrowserInfo(info *Info) {
+	navigator := js.Global().Get("navigator")
+	if navigator.IsUndefined() {
+		return
+	}
+
+	collectUserAgent(info, navigator)
+	collectPlatform(info, navigator)
+	collectCPUInfo(info, navigator)
+}
+
+func collectUserAgent(info *Info, navigator js.Value) {
+	ua := navigator.Get("userAgent")
+	if ua.IsUndefined() {
+		return
+	}
+
+	userAgent := ua.String()
+	os, osVersion := parseOSFromUserAgent(userAgent)
+	if os != "" {
+		info.OS = os
+	}
+	if osVersion != "" {
+		info.OSVersion = osVersion
+	}
+}
+
+func collectPlatform(info *Info, navigator js.Value) {
+	// Try regular platform property
+	if plat := navigator.Get("platform"); !plat.IsUndefined() {
+		if platStr := plat.String(); platStr != "" {
+			info.Platform = platStr
+		}
+	}
+
+	// Try newer userAgentData API for more accurate platform
+	userAgentData := navigator.Get("userAgentData")
+	if userAgentData.IsUndefined() {
+		return
+	}
+
+	platformInfo := userAgentData.Get("platform")
+	if !platformInfo.IsUndefined() {
+		if platStr := platformInfo.String(); platStr != "" {
+			info.Platform = platStr
+		}
+	}
+}
+
+func collectCPUInfo(info *Info, navigator js.Value) {
+	hardwareConcurrency := navigator.Get("hardwareConcurrency")
+	if !hardwareConcurrency.IsUndefined() {
+		info.CPUs = hardwareConcurrency.Int()
+	}
+}
+
+func collectLocationInfo(info *Info) {
+	location := js.Global().Get("location")
+	if location.IsUndefined() {
+		return
+	}
+
+	if host := location.Get("hostname"); !host.IsUndefined() {
+		hostnameStr := host.String()
+		if hostnameStr != "" && hostnameStr != "localhost" {
+			info.Hostname = hostnameStr
+		}
+	}
+}
+
+func checkFileAndProcess(_ []string) ([]File, error) {
+	return []File{}, nil
+}
+
+func collectSystemInfo(info *Info) {
+	navigator := js.Global().Get("navigator")
+	if navigator.IsUndefined() {
+		return
+	}
+
+	if vendor := navigator.Get("vendor"); !vendor.IsUndefined() {
+		info.SystemManufacturer = vendor.String()
+	}
+
+	if product := navigator.Get("product"); !product.IsUndefined() {
+		info.SystemProductName = product.String()
+	}
+
+	if userAgent := navigator.Get("userAgent"); !userAgent.IsUndefined() {
+		ua := userAgent.String()
+		info.Environment = detectEnvironmentFromUA(ua)
+	}
+}
+
+func parseOSFromUserAgent(userAgent string) (string, string) {
+	if userAgent == "" {
+		return "", ""
+	}
+
+	switch {
+	case strings.Contains(userAgent, "Windows NT"):
+		return parseWindowsVersion(userAgent)
+	case strings.Contains(userAgent, "Mac OS X"):
+		return parseMacOSVersion(userAgent)
+	case strings.Contains(userAgent, "FreeBSD"):
+		return "FreeBSD", ""
+	case strings.Contains(userAgent, "OpenBSD"):
+		return "OpenBSD", ""
+	case strings.Contains(userAgent, "NetBSD"):
+		return "NetBSD", ""
+	case strings.Contains(userAgent, "Linux"):
+		return parseLinuxVersion(userAgent)
+	case strings.Contains(userAgent, "iPhone") || strings.Contains(userAgent, "iPad"):
+		return parseiOSVersion(userAgent)
+	case strings.Contains(userAgent, "CrOS"):
+		return "ChromeOS", ""
+	default:
+		return "", ""
+	}
+}
+
+func parseWindowsVersion(userAgent string) (string, string) {
+	switch {
+	case strings.Contains(userAgent, "Windows NT 10.0; Win64; x64"):
+		return "Windows", "10/11"
+	case strings.Contains(userAgent, "Windows NT 10.0"):
+		return "Windows", "10"
+	case strings.Contains(userAgent, "Windows NT 6.3"):
+		return "Windows", "8.1"
+	case strings.Contains(userAgent, "Windows NT 6.2"):
+		return "Windows", "8"
+	case strings.Contains(userAgent, "Windows NT 6.1"):
+		return "Windows", "7"
+	default:
+		return "Windows", "Unknown"
+	}
+}
+
+func parseMacOSVersion(userAgent string) (string, string) {
+	idx := strings.Index(userAgent, "Mac OS X ")
+	if idx == -1 {
+		return "macOS", "Unknown"
+	}
+
+	versionStart := idx + len("Mac OS X ")
+	versionEnd := strings.Index(userAgent[versionStart:], ")")
+	if versionEnd <= 0 {
+		return "macOS", "Unknown"
+	}
+
+	ver := userAgent[versionStart : versionStart+versionEnd]
+	ver = strings.ReplaceAll(ver, "_", ".")
+	return "macOS", ver
+}
+
+func parseLinuxVersion(userAgent string) (string, string) {
+	if strings.Contains(userAgent, "Android") {
+		return "Android", extractAndroidVersion(userAgent)
+	}
+	if strings.Contains(userAgent, "Ubuntu") {
+		return "Ubuntu", ""
+	}
+	return "Linux", ""
+}
+
+func parseiOSVersion(userAgent string) (string, string) {
+	idx := strings.Index(userAgent, "OS ")
+	if idx == -1 {
+		return "iOS", "Unknown"
+	}
+
+	versionStart := idx + 3
+	versionEnd := strings.Index(userAgent[versionStart:], " ")
+	if versionEnd <= 0 {
+		return "iOS", "Unknown"
+	}
+
+	ver := userAgent[versionStart : versionStart+versionEnd]
+	ver = strings.ReplaceAll(ver, "_", ".")
+	return "iOS", ver
+}
+
+func extractAndroidVersion(userAgent string) string {
+	if idx := strings.Index(userAgent, "Android "); idx != -1 {
+		versionStart := idx + len("Android ")
+		versionEnd := strings.IndexAny(userAgent[versionStart:], ";)")
+		if versionEnd > 0 {
+			return userAgent[versionStart : versionStart+versionEnd]
+		}
+	}
+	return "Unknown"
+}
+
+func detectEnvironmentFromUA(_ string) Environment {
+	return Environment{}
+}

client/wasm/cmd/main.go

@@ -0,0 +1,245 @@
+//go:build js
+
+package main
+
+import (
+	"context"
+	"fmt"
+	"syscall/js"
+	"time"
+
+	log "github.com/sirupsen/logrus"
+
+	netbird "github.com/netbirdio/netbird/client/embed"
+	"github.com/netbirdio/netbird/client/wasm/internal/http"
+	"github.com/netbirdio/netbird/client/wasm/internal/rdp"
+	"github.com/netbirdio/netbird/client/wasm/internal/ssh"
+	"github.com/netbirdio/netbird/util"
+)
+
+const (
+	clientStartTimeout = 30 * time.Second
+	clientStopTimeout  = 10 * time.Second
+	defaultLogLevel    = "warn"
+)
+
+func main() {
+	js.Global().Set("NetBirdClient", js.FuncOf(netBirdClientConstructor))
+
+	select {}
+}
+
+func startClient(ctx context.Context, nbClient *netbird.Client) error {
+	log.Info("Starting NetBird client...")
+	if err := nbClient.Start(ctx); err != nil {
+		return err
+	}
+	log.Info("NetBird client started successfully")
+	return nil
+}
+
+// parseClientOptions extracts NetBird options from JavaScript object
+func parseClientOptions(jsOptions js.Value) (netbird.Options, error) {
+	options := netbird.Options{
+		DeviceName: "dashboard-client",
+		LogLevel:   defaultLogLevel,
+	}
+
+	if jwtToken := jsOptions.Get("jwtToken"); !jwtToken.IsNull() && !jwtToken.IsUndefined() {
+		options.JWTToken = jwtToken.String()
+	}
+
+	if setupKey := jsOptions.Get("setupKey"); !setupKey.IsNull() && !setupKey.IsUndefined() {
+		options.SetupKey = setupKey.String()
+	}
+
+	if privateKey := jsOptions.Get("privateKey"); !privateKey.IsNull() && !privateKey.IsUndefined() {
+		options.PrivateKey = privateKey.String()
+	}
+
+	if mgmtURL := jsOptions.Get("managementURL"); !mgmtURL.IsNull() && !mgmtURL.IsUndefined() {
+		mgmtURLStr := mgmtURL.String()
+		if mgmtURLStr != "" {
+			options.ManagementURL = mgmtURLStr
+		}
+	}
+
+	if logLevel := jsOptions.Get("logLevel"); !logLevel.IsNull() && !logLevel.IsUndefined() {
+		options.LogLevel = logLevel.String()
+	}
+
+	if deviceName := jsOptions.Get("deviceName"); !deviceName.IsNull() && !deviceName.IsUndefined() {
+		options.DeviceName = deviceName.String()
+	}
+
+	return options, nil
+}
+
+// createStartMethod creates the start method for the client
+func createStartMethod(client *netbird.Client) js.Func {
+	return js.FuncOf(func(this js.Value, args []js.Value) any {
+		return createPromise(func(resolve, reject js.Value) {
+			ctx, cancel := context.WithTimeout(context.Background(), clientStartTimeout)
+			defer cancel()
+
+			if err := startClient(ctx, client); err != nil {
+				reject.Invoke(js.ValueOf(err.Error()))
+				return
+			}
+
+			resolve.Invoke(js.ValueOf(true))
+		})
+	})
+}
+
+// createStopMethod creates the stop method for the client
+func createStopMethod(client *netbird.Client) js.Func {
+	return js.FuncOf(func(this js.Value, args []js.Value) any {
+		return createPromise(func(resolve, reject js.Value) {
+			ctx, cancel := context.WithTimeout(context.Background(), clientStopTimeout)
+			defer cancel()
+
+			if err := client.Stop(ctx); err != nil {
+				log.Errorf("Error stopping client: %v", err)
+				reject.Invoke(js.ValueOf(err.Error()))
+				return
+			}
+
+			log.Info("NetBird client stopped")
+			resolve.Invoke(js.ValueOf(true))
+		})
+	})
+}
+
+// createSSHMethod creates the SSH connection method
+func createSSHMethod(client *netbird.Client) js.Func {
+	return js.FuncOf(func(this js.Value, args []js.Value) any {
+		if len(args) < 2 {
+			return js.ValueOf("error: requires host and port")
+		}
+
+		host := args[0].String()
+		port := args[1].Int()
+		username := "root"
+		if len(args) > 2 && args[2].String() != "" {
+			username = args[2].String()
+		}
+
+		return createPromise(func(resolve, reject js.Value) {
+			sshClient := ssh.NewClient(client)
+
+			if err := sshClient.Connect(host, port, username); err != nil {
+				reject.Invoke(err.Error())
+				return
+			}
+
+			if err := sshClient.StartSession(80, 24); err != nil {
+				if closeErr := sshClient.Close(); closeErr != nil {
+					log.Errorf("Error closing SSH client: %v", closeErr)
+				}
+				reject.Invoke(err.Error())
+				return
+			}
+
+			jsInterface := ssh.CreateJSInterface(sshClient)
+			resolve.Invoke(jsInterface)
+		})
+	})
+}
+
+// createProxyRequestMethod creates the proxyRequest method
+func createProxyRequestMethod(client *netbird.Client) js.Func {
+	return js.FuncOf(func(this js.Value, args []js.Value) any {
+		if len(args) < 1 {
+			return js.ValueOf("error: request details required")
+		}
+
+		request := args[0]
+
+		return createPromise(func(resolve, reject js.Value) {
+			response, err := http.ProxyRequest(client, request)
+			if err != nil {
+				reject.Invoke(err.Error())
+				return
+			}
+			resolve.Invoke(response)
+		})
+	})
+}
+
+// createRDPProxyMethod creates the RDP proxy method
+func createRDPProxyMethod(client *netbird.Client) js.Func {
+	return js.FuncOf(func(_ js.Value, args []js.Value) any {
+		if len(args) < 2 {
+			return js.ValueOf("error: hostname and port required")
+		}
+
+		proxy := rdp.NewRDCleanPathProxy(client)
+		return proxy.CreateProxy(args[0].String(), args[1].String())
+	})
+}
+
+// createPromise is a helper to create JavaScript promises
+func createPromise(handler func(resolve, reject js.Value)) js.Value {
+	return js.Global().Get("Promise").New(js.FuncOf(func(_ js.Value, promiseArgs []js.Value) any {
+		resolve := promiseArgs[0]
+		reject := promiseArgs[1]
+
+		go handler(resolve, reject)
+
+		return nil
+	}))
+}
+
+// createClientObject wraps the NetBird client in a JavaScript object
+func createClientObject(client *netbird.Client) js.Value {
+	obj := make(map[string]interface{})
+
+	obj["start"] = createStartMethod(client)
+	obj["stop"] = createStopMethod(client)
+	obj["createSSHConnection"] = createSSHMethod(client)
+	obj["proxyRequest"] = createProxyRequestMethod(client)
+	obj["createRDPProxy"] = createRDPProxyMethod(client)
+
+	return js.ValueOf(obj)
+}
+
+// netBirdClientConstructor acts as a JavaScript constructor function
+func netBirdClientConstructor(this js.Value, args []js.Value) any {
+	return js.Global().Get("Promise").New(js.FuncOf(func(this js.Value, promiseArgs []js.Value) any {
+		resolve := promiseArgs[0]
+		reject := promiseArgs[1]
+
+		if len(args) < 1 {
+			reject.Invoke(js.ValueOf("Options object required"))
+			return nil
+		}
+
+		go func() {
+			options, err := parseClientOptions(args[0])
+			if err != nil {
+				reject.Invoke(js.ValueOf(err.Error()))
+				return
+			}
+
+			if err := util.InitLog(options.LogLevel, util.LogConsole); err != nil {
+				log.Warnf("Failed to initialize logging: %v", err)
+			}
+
+			log.Infof("Creating NetBird client with options: deviceName=%s, hasJWT=%v, hasSetupKey=%v, mgmtURL=%s",
+				options.DeviceName, options.JWTToken != "", options.SetupKey != "", options.ManagementURL)
+
+			client, err := netbird.New(options)
+			if err != nil {
+				reject.Invoke(js.ValueOf(fmt.Sprintf("create client: %v", err)))
+				return
+			}
+
+			clientObj := createClientObject(client)
+			log.Info("NetBird client created successfully")
+			resolve.Invoke(clientObj)
+		}()
+
+		return nil
+	}))
+}

client/wasm/internal/http/http.go

@@ -0,0 +1,100 @@
+//go:build js
+
+package http
+
+import (
+	"fmt"
+	"io"
+	log "github.com/sirupsen/logrus"
+	"net/http"
+	"strings"
+	"syscall/js"
+	"time"
+
+	netbird "github.com/netbirdio/netbird/client/embed"
+)
+
+const (
+	httpTimeout     = 30 * time.Second
+	maxResponseSize = 1024 * 1024 // 1MB
+)
+
+// performRequest executes an HTTP request through NetBird and returns the response and body
+func performRequest(nbClient *netbird.Client, method, url string, headers map[string]string, body []byte) (*http.Response, []byte, error) {
+	httpClient := nbClient.NewHTTPClient()
+	httpClient.Timeout = httpTimeout
+
+	req, err := http.NewRequest(method, url, strings.NewReader(string(body)))
+	if err != nil {
+		return nil, nil, fmt.Errorf("create request: %w", err)
+	}
+
+	for key, value := range headers {
+		req.Header.Set(key, value)
+	}
+
+	resp, err := httpClient.Do(req)
+	if err != nil {
+		return nil, nil, fmt.Errorf("request failed: %w", err)
+	}
+	defer func() {
+		if err := resp.Body.Close(); err != nil {
+			log.Errorf("failed to close response body: %v", err)
+		}
+	}()
+
+	respBody, err := io.ReadAll(io.LimitReader(resp.Body, maxResponseSize))
+	if err != nil {
+		return nil, nil, fmt.Errorf("read response: %w", err)
+	}
+
+	return resp, respBody, nil
+}
+
+// ProxyRequest performs a proxied HTTP request through NetBird and returns a JavaScript object
+func ProxyRequest(nbClient *netbird.Client, request js.Value) (js.Value, error) {
+	url := request.Get("url").String()
+	if url == "" {
+		return js.Undefined(), fmt.Errorf("URL is required")
+	}
+
+	method := "GET"
+	if methodVal := request.Get("method"); !methodVal.IsNull() && !methodVal.IsUndefined() {
+		method = strings.ToUpper(methodVal.String())
+	}
+
+	var requestBody []byte
+	if bodyVal := request.Get("body"); !bodyVal.IsNull() && !bodyVal.IsUndefined() {
+		requestBody = []byte(bodyVal.String())
+	}
+
+	requestHeaders := make(map[string]string)
+	if headersVal := request.Get("headers"); !headersVal.IsNull() && !headersVal.IsUndefined() && headersVal.Type() == js.TypeObject {
+		headerKeys := js.Global().Get("Object").Call("keys", headersVal)
+		for i := 0; i < headerKeys.Length(); i++ {
+			key := headerKeys.Index(i).String()
+			value := headersVal.Get(key).String()
+			requestHeaders[key] = value
+		}
+	}
+
+	resp, body, err := performRequest(nbClient, method, url, requestHeaders, requestBody)
+	if err != nil {
+		return js.Undefined(), err
+	}
+
+	result := js.Global().Get("Object").New()
+	result.Set("status", resp.StatusCode)
+	result.Set("statusText", resp.Status)
+	result.Set("body", string(body))
+
+	headers := js.Global().Get("Object").New()
+	for key, values := range resp.Header {
+		if len(values) > 0 {
+			headers.Set(strings.ToLower(key), values[0])
+		}
+	}
+	result.Set("headers", headers)
+
+	return result, nil
+}

client/wasm/internal/rdp/cert_validation.go

@@ -0,0 +1,96 @@
+//go:build js
+
+package rdp
+
+import (
+	"crypto/tls"
+	"crypto/x509"
+	"fmt"
+	"syscall/js"
+	"time"
+
+	log "github.com/sirupsen/logrus"
+)
+
+const (
+	certValidationTimeout = 60 * time.Second
+)
+
+func (p *RDCleanPathProxy) validateCertificateWithJS(conn *proxyConnection, certChain [][]byte) (bool, error) {
+	if !conn.wsHandlers.Get("onCertificateRequest").Truthy() {
+		return false, fmt.Errorf("certificate validation handler not configured")
+	}
+
+	certInfo := js.Global().Get("Object").New()
+	certInfo.Set("ServerAddr", conn.destination)
+
+	certArray := js.Global().Get("Array").New()
+	for i, certBytes := range certChain {
+		uint8Array := js.Global().Get("Uint8Array").New(len(certBytes))
+		js.CopyBytesToJS(uint8Array, certBytes)
+		certArray.SetIndex(i, uint8Array)
+	}
+	certInfo.Set("ServerCertChain", certArray)
+	if len(certChain) > 0 {
+		cert, err := x509.ParseCertificate(certChain[0])
+		if err == nil {
+			info := js.Global().Get("Object").New()
+			info.Set("subject", cert.Subject.String())
+			info.Set("issuer", cert.Issuer.String())
+			info.Set("validFrom", cert.NotBefore.Format(time.RFC3339))
+			info.Set("validTo", cert.NotAfter.Format(time.RFC3339))
+			info.Set("serialNumber", cert.SerialNumber.String())
+			certInfo.Set("CertificateInfo", info)
+		}
+	}
+
+	promise := conn.wsHandlers.Call("onCertificateRequest", certInfo)
+
+	resultChan := make(chan bool)
+	errorChan := make(chan error)
+
+	promise.Call("then", js.FuncOf(func(this js.Value, args []js.Value) interface{} {
+		result := args[0].Bool()
+		resultChan <- result
+		return nil
+	})).Call("catch", js.FuncOf(func(this js.Value, args []js.Value) interface{} {
+		errorChan <- fmt.Errorf("certificate validation failed")
+		return nil
+	}))
+
+	select {
+	case result := <-resultChan:
+		if result {
+			log.Info("Certificate accepted by user")
+		} else {
+			log.Info("Certificate rejected by user")
+		}
+		return result, nil
+	case err := <-errorChan:
+		return false, err
+	case <-time.After(certValidationTimeout):
+		return false, fmt.Errorf("certificate validation timeout")
+	}
+}
+
+func (p *RDCleanPathProxy) getTLSConfigWithValidation(conn *proxyConnection) *tls.Config {
+	return &tls.Config{
+		InsecureSkipVerify: true, // We'll validate manually after handshake
+		VerifyConnection: func(cs tls.ConnectionState) error {
+			var certChain [][]byte
+			for _, cert := range cs.PeerCertificates {
+				certChain = append(certChain, cert.Raw)
+			}
+
+			accepted, err := p.validateCertificateWithJS(conn, certChain)
+			if err != nil {
+				return err
+			}
+			if !accepted {
+				return fmt.Errorf("certificate rejected by user")
+			}
+
+			return nil
+		},
+	}
+}

client/wasm/internal/rdp/rdcleanpath.go

@@ -0,0 +1,271 @@
+//go:build js
+
+package rdp
+
+import (
+	"context"
+	"crypto/tls"
+	"encoding/asn1"
+	"fmt"
+	"io"
+	"net"
+	"sync"
+	"syscall/js"
+
+	log "github.com/sirupsen/logrus"
+)
+
+const (
+	RDCleanPathVersion     = 3390
+	RDCleanPathProxyHost   = "rdcleanpath.proxy.local"
+	RDCleanPathProxyScheme = "ws"
+)
+
+type RDCleanPathPDU struct {
+	Version           int64    `asn1:"tag:0,explicit"`
+	Error             []byte   `asn1:"tag:1,explicit,optional"`
+	Destination       string   `asn1:"utf8,tag:2,explicit,optional"`
+	ProxyAuth         string   `asn1:"utf8,tag:3,explicit,optional"`
+	ServerAuth        string   `asn1:"utf8,tag:4,explicit,optional"`
+	PreconnectionBlob string   `asn1:"utf8,tag:5,explicit,optional"`
+	X224ConnectionPDU []byte   `asn1:"tag:6,explicit,optional"`
+	ServerCertChain   [][]byte `asn1:"tag:7,explicit,optional"`
+	ServerAddr        string   `asn1:"utf8,tag:9,explicit,optional"`
+}
+
+type RDCleanPathProxy struct {
+	nbClient interface {
+		Dial(ctx context.Context, network, address string) (net.Conn, error)
+	}
+	activeConnections map[string]*proxyConnection
+	destinations      map[string]string
+	mu                sync.Mutex
+}
+
+type proxyConnection struct {
+	id          string
+	destination string
+	rdpConn     net.Conn
+	tlsConn     *tls.Conn
+	wsHandlers  js.Value
+	ctx         context.Context
+	cancel      context.CancelFunc
+}
+
+// NewRDCleanPathProxy creates a new RDCleanPath proxy
+func NewRDCleanPathProxy(client interface {
+	Dial(ctx context.Context, network, address string) (net.Conn, error)
+}) *RDCleanPathProxy {
+	return &RDCleanPathProxy{
+		nbClient:          client,
+		activeConnections: make(map[string]*proxyConnection),
+	}
+}
+
+// CreateProxy creates a new proxy endpoint for the given destination
+func (p *RDCleanPathProxy) CreateProxy(hostname, port string) js.Value {
+	destination := fmt.Sprintf("%s:%s", hostname, port)
+
+	return js.Global().Get("Promise").New(js.FuncOf(func(_ js.Value, args []js.Value) any {
+		resolve := args[0]
+
+		go func() {
+			proxyID := fmt.Sprintf("proxy_%d", len(p.activeConnections))
+
+			p.mu.Lock()
+			if p.destinations == nil {
+				p.destinations = make(map[string]string)
+			}
+			p.destinations[proxyID] = destination
+			p.mu.Unlock()
+
+			proxyURL := fmt.Sprintf("%s://%s/%s", RDCleanPathProxyScheme, RDCleanPathProxyHost, proxyID)
+
+			// Register the WebSocket handler for this specific proxy
+			js.Global().Set(fmt.Sprintf("handleRDCleanPathWebSocket_%s", proxyID), js.FuncOf(func(_ js.Value, args []js.Value) any {
+				if len(args) < 1 {
+					return js.ValueOf("error: requires WebSocket argument")
+				}
+
+				ws := args[0]
+				p.HandleWebSocketConnection(ws, proxyID)
+				return nil
+			}))
+
+			log.Infof("Created RDCleanPath proxy endpoint: %s for destination: %s", proxyURL, destination)
+			resolve.Invoke(proxyURL)
+		}()
+
+		return nil
+	}))
+}
+
+// HandleWebSocketConnection handles incoming WebSocket connections from IronRDP
+func (p *RDCleanPathProxy) HandleWebSocketConnection(ws js.Value, proxyID string) {
+	p.mu.Lock()
+	destination := p.destinations[proxyID]
+	p.mu.Unlock()
+
+	if destination == "" {
+		log.Errorf("No destination found for proxy ID: %s", proxyID)
+		return
+	}
+
+	ctx, cancel := context.WithCancel(context.Background())
+	// Don't defer cancel here - it will be called by cleanupConnection
+
+	conn := &proxyConnection{
+		id:          proxyID,
+		destination: destination,
+		wsHandlers:  ws,
+		ctx:         ctx,
+		cancel:      cancel,
+	}
+
+	p.mu.Lock()
+	p.activeConnections[proxyID] = conn
+	p.mu.Unlock()
+
+	p.setupWebSocketHandlers(ws, conn)
+
+	log.Infof("RDCleanPath proxy WebSocket connection established for %s", proxyID)
+}
+
+func (p *RDCleanPathProxy) setupWebSocketHandlers(ws js.Value, conn *proxyConnection) {
+	ws.Set("onGoMessage", js.FuncOf(func(this js.Value, args []js.Value) any {
+		if len(args) < 1 {
+			return nil
+		}
+
+		data := args[0]
+		go p.handleWebSocketMessage(conn, data)
+		return nil
+	}))
+
+	ws.Set("onGoClose", js.FuncOf(func(_ js.Value, args []js.Value) any {
+		log.Debug("WebSocket closed by JavaScript")
+		conn.cancel()
+		return nil
+	}))
+}
+
+func (p *RDCleanPathProxy) handleWebSocketMessage(conn *proxyConnection, data js.Value) {
+	if !data.InstanceOf(js.Global().Get("Uint8Array")) {
+		return
+	}
+
+	length := data.Get("length").Int()
+	bytes := make([]byte, length)
+	js.CopyBytesToGo(bytes, data)
+
+	if conn.rdpConn != nil || conn.tlsConn != nil {
+		p.forwardToRDP(conn, bytes)
+		return
+	}
+
+	var pdu RDCleanPathPDU
+	_, err := asn1.Unmarshal(bytes, &pdu)
+	if err != nil {
+		log.Warnf("Failed to parse RDCleanPath PDU: %v", err)
+		n := len(bytes)
+		if n > 20 {
+			n = 20
+		}
+		log.Warnf("First %d bytes: %x", n, bytes[:n])
+
+		if len(bytes) > 0 && bytes[0] == 0x03 {
+			log.Debug("Received raw RDP packet instead of RDCleanPath PDU")
+			go p.handleDirectRDP(conn, bytes)
+			return
+		}
+		return
+	}
+
+	go p.processRDCleanPathPDU(conn, pdu)
+}
+
+func (p *RDCleanPathProxy) forwardToRDP(conn *proxyConnection, bytes []byte) {
+	var writer io.Writer
+	var connType string
+
+	if conn.tlsConn != nil {
+		writer = conn.tlsConn
+		connType = "TLS"
+	} else if conn.rdpConn != nil {
+		writer = conn.rdpConn
+		connType = "TCP"
+	} else {
+		log.Error("No RDP connection available")
+		return
+	}
+
+	if _, err := writer.Write(bytes); err != nil {
+		log.Errorf("Failed to write to %s: %v", connType, err)
+	}
+}
+
+func (p *RDCleanPathProxy) handleDirectRDP(conn *proxyConnection, firstPacket []byte) {
+	defer p.cleanupConnection(conn)
+
+	destination := conn.destination
+	log.Infof("Direct RDP mode: Connecting to %s via NetBird", destination)
+
+	rdpConn, err := p.nbClient.Dial(conn.ctx, "tcp", destination)
+	if err != nil {
+		log.Errorf("Failed to connect to %s: %v", destination, err)
+		return
+	}
+	conn.rdpConn = rdpConn
+
+	_, err = rdpConn.Write(firstPacket)
+	if err != nil {
+		log.Errorf("Failed to write first packet: %v", err)
+		return
+	}
+
+	response := make([]byte, 1024)
+	n, err := rdpConn.Read(response)
+	if err != nil {
+		log.Errorf("Failed to read X.224 response: %v", err)
+		return
+	}
+
+	p.sendToWebSocket(conn, response[:n])
+
+	go p.forwardWSToConn(conn, conn.rdpConn, "TCP")
+	go p.forwardConnToWS(conn, conn.rdpConn, "TCP")
+}
+
+func (p *RDCleanPathProxy) cleanupConnection(conn *proxyConnection) {
+	log.Debugf("Cleaning up connection %s", conn.id)
+	conn.cancel()
+	if conn.tlsConn != nil {
+		log.Debug("Closing TLS connection")
+		if err := conn.tlsConn.Close(); err != nil {
+			log.Debugf("Error closing TLS connection: %v", err)
+		}
+		conn.tlsConn = nil
+	}
+	if conn.rdpConn != nil {
+		log.Debug("Closing TCP connection")
+		if err := conn.rdpConn.Close(); err != nil {
+			log.Debugf("Error closing TCP connection: %v", err)
+		}
+		conn.rdpConn = nil
+	}
+	p.mu.Lock()
+	delete(p.activeConnections, conn.id)
+	p.mu.Unlock()
+}
+
+func (p *RDCleanPathProxy) sendToWebSocket(conn *proxyConnection, data []byte) {
+	if conn.wsHandlers.Get("receiveFromGo").Truthy() {
+		uint8Array := js.Global().Get("Uint8Array").New(len(data))
+		js.CopyBytesToJS(uint8Array, data)
+		conn.wsHandlers.Call("receiveFromGo", uint8Array.Get("buffer"))
+	} else if conn.wsHandlers.Get("send").Truthy() {
+		uint8Array := js.Global().Get("Uint8Array").New(len(data))
+		js.CopyBytesToJS(uint8Array, data)
+		conn.wsHandlers.Call("send", uint8Array.Get("buffer"))
+	}
+}

client/wasm/internal/rdp/rdcleanpath_handlers.go

@@ -0,0 +1,251 @@
+//go:build js
+
+package rdp
+
+import (
+	"crypto/tls"
+	"encoding/asn1"
+	"io"
+	"syscall/js"
+
+	log "github.com/sirupsen/logrus"
+)
+
+func (p *RDCleanPathProxy) processRDCleanPathPDU(conn *proxyConnection, pdu RDCleanPathPDU) {
+	log.Infof("Processing RDCleanPath PDU: Version=%d, Destination=%s", pdu.Version, pdu.Destination)
+
+	if pdu.Version != RDCleanPathVersion {
+		p.sendRDCleanPathError(conn, "Unsupported version")
+		return
+	}
+
+	destination := conn.destination
+	if pdu.Destination != "" {
+		destination = pdu.Destination
+	}
+
+	rdpConn, err := p.nbClient.Dial(conn.ctx, "tcp", destination)
+	if err != nil {
+		log.Errorf("Failed to connect to %s: %v", destination, err)
+		p.sendRDCleanPathError(conn, "Connection failed")
+		p.cleanupConnection(conn)
+		return
+	}
+	conn.rdpConn = rdpConn
+
+	// RDP always starts with X.224 negotiation, then determines if TLS is needed
+	// Modern RDP (since Windows Vista/2008) typically requires TLS
+	// The X.224 Connection Confirm response will indicate if TLS is required
+	// For now, we'll attempt TLS for all connections as it's the modern default
+	p.setupTLSConnection(conn, pdu)
+}
+
+func (p *RDCleanPathProxy) setupTLSConnection(conn *proxyConnection, pdu RDCleanPathPDU) {
+	var x224Response []byte
+	if len(pdu.X224ConnectionPDU) > 0 {
+		log.Debugf("Forwarding X.224 Connection Request (%d bytes)", len(pdu.X224ConnectionPDU))
+		_, err := conn.rdpConn.Write(pdu.X224ConnectionPDU)
+		if err != nil {
+			log.Errorf("Failed to write X.224 PDU: %v", err)
+			p.sendRDCleanPathError(conn, "Failed to forward X.224")
+			return
+		}
+
+		response := make([]byte, 1024)
+		n, err := conn.rdpConn.Read(response)
+		if err != nil {
+			log.Errorf("Failed to read X.224 response: %v", err)
+			p.sendRDCleanPathError(conn, "Failed to read X.224 response")
+			return
+		}
+		x224Response = response[:n]
+		log.Debugf("Received X.224 Connection Confirm (%d bytes)", n)
+	}
+
+	tlsConfig := p.getTLSConfigWithValidation(conn)
+
+	tlsConn := tls.Client(conn.rdpConn, tlsConfig)
+	conn.tlsConn = tlsConn
+
+	if err := tlsConn.Handshake(); err != nil {
+		log.Errorf("TLS handshake failed: %v", err)
+		p.sendRDCleanPathError(conn, "TLS handshake failed")
+		return
+	}
+
+	log.Info("TLS handshake successful")
+
+	// Certificate validation happens during handshake via VerifyConnection callback
+	var certChain [][]byte
+	connState := tlsConn.ConnectionState()
+	if len(connState.PeerCertificates) > 0 {
+		for _, cert := range connState.PeerCertificates {
+			certChain = append(certChain, cert.Raw)
+		}
+		log.Debugf("Extracted %d certificates from TLS connection", len(certChain))
+	}
+
+	responsePDU := RDCleanPathPDU{
+		Version:         RDCleanPathVersion,
+		ServerAddr:      conn.destination,
+		ServerCertChain: certChain,
+	}
+
+	if len(x224Response) > 0 {
+		responsePDU.X224ConnectionPDU = x224Response
+	}
+
+	p.sendRDCleanPathPDU(conn, responsePDU)
+
+	log.Debug("Starting TLS forwarding")
+	go p.forwardConnToWS(conn, conn.tlsConn, "TLS")
+	go p.forwardWSToConn(conn, conn.tlsConn, "TLS")
+
+	<-conn.ctx.Done()
+	log.Debug("TLS connection context done, cleaning up")
+	p.cleanupConnection(conn)
+}
+
+func (p *RDCleanPathProxy) setupPlainConnection(conn *proxyConnection, pdu RDCleanPathPDU) {
+	if len(pdu.X224ConnectionPDU) > 0 {
+		log.Debugf("Forwarding X.224 Connection Request (%d bytes)", len(pdu.X224ConnectionPDU))
+		_, err := conn.rdpConn.Write(pdu.X224ConnectionPDU)
+		if err != nil {
+			log.Errorf("Failed to write X.224 PDU: %v", err)
+			p.sendRDCleanPathError(conn, "Failed to forward X.224")
+			return
+		}
+
+		response := make([]byte, 1024)
+		n, err := conn.rdpConn.Read(response)
+		if err != nil {
+			log.Errorf("Failed to read X.224 response: %v", err)
+			p.sendRDCleanPathError(conn, "Failed to read X.224 response")
+			return
+		}
+
+		responsePDU := RDCleanPathPDU{
+			Version:           RDCleanPathVersion,
+			X224ConnectionPDU: response[:n],
+			ServerAddr:        conn.destination,
+		}
+
+		p.sendRDCleanPathPDU(conn, responsePDU)
+	} else {
+		responsePDU := RDCleanPathPDU{
+			Version:    RDCleanPathVersion,
+			ServerAddr: conn.destination,
+		}
+		p.sendRDCleanPathPDU(conn, responsePDU)
+	}
+
+	go p.forwardConnToWS(conn, conn.rdpConn, "TCP")
+	go p.forwardWSToConn(conn, conn.rdpConn, "TCP")
+
+	<-conn.ctx.Done()
+	log.Debug("TCP connection context done, cleaning up")
+	p.cleanupConnection(conn)
+}
+
+func (p *RDCleanPathProxy) sendRDCleanPathPDU(conn *proxyConnection, pdu RDCleanPathPDU) {
+	data, err := asn1.Marshal(pdu)
+	if err != nil {
+		log.Errorf("Failed to marshal RDCleanPath PDU: %v", err)
+		return
+	}
+
+	log.Debugf("Sending RDCleanPath PDU response (%d bytes)", len(data))
+	p.sendToWebSocket(conn, data)
+}
+
+func (p *RDCleanPathProxy) sendRDCleanPathError(conn *proxyConnection, errorMsg string) {
+	pdu := RDCleanPathPDU{
+		Version: RDCleanPathVersion,
+		Error:   []byte(errorMsg),
+	}
+
+	data, err := asn1.Marshal(pdu)
+	if err != nil {
+		log.Errorf("Failed to marshal error PDU: %v", err)
+		return
+	}
+
+	p.sendToWebSocket(conn, data)
+}
+
+func (p *RDCleanPathProxy) readWebSocketMessage(conn *proxyConnection) ([]byte, error) {
+	msgChan := make(chan []byte)
+	errChan := make(chan error)
+
+	handler := js.FuncOf(func(this js.Value, args []js.Value) interface{} {
+		if len(args) < 1 {
+			errChan <- io.EOF
+			return nil
+		}
+
+		data := args[0]
+		if data.InstanceOf(js.Global().Get("Uint8Array")) {
+			length := data.Get("length").Int()
+			bytes := make([]byte, length)
+			js.CopyBytesToGo(bytes, data)
+			msgChan <- bytes
+		}
+		return nil
+	})
+	defer handler.Release()
+
+	conn.wsHandlers.Set("onceGoMessage", handler)
+
+	select {
+	case msg := <-msgChan:
+		return msg, nil
+	case err := <-errChan:
+		return nil, err
+	case <-conn.ctx.Done():
+		return nil, conn.ctx.Err()
+	}
+}
+
+func (p *RDCleanPathProxy) forwardWSToConn(conn *proxyConnection, dst io.Writer, connType string) {
+	for {
+		if conn.ctx.Err() != nil {
+			return
+		}
+
+		msg, err := p.readWebSocketMessage(conn)
+		if err != nil {
+			if err != io.EOF {
+				log.Errorf("Failed to read from WebSocket: %v", err)
+			}
+			return
+		}
+
+		_, err = dst.Write(msg)
+		if err != nil {
+			log.Errorf("Failed to write to %s: %v", connType, err)
+			return
+		}
+	}
+}
+
+func (p *RDCleanPathProxy) forwardConnToWS(conn *proxyConnection, src io.Reader, connType string) {
+	buffer := make([]byte, 32*1024)
+
+	for {
+		if conn.ctx.Err() != nil {
+			return
+		}
+
+		n, err := src.Read(buffer)
+		if err != nil {
+			if err != io.EOF {
+				log.Errorf("Failed to read from %s: %v", connType, err)
+			}
+			return
+		}
+
+		if n > 0 {
+			p.sendToWebSocket(conn, buffer[:n])
+		}
+	}
+}

client/wasm/internal/ssh/client.go

@@ -0,0 +1,213 @@
+//go:build js
+
+package ssh
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"sync"
+	"time"
+
+	"github.com/sirupsen/logrus"
+	"golang.org/x/crypto/ssh"
+
+	netbird "github.com/netbirdio/netbird/client/embed"
+)
+
+const (
+	sshDialTimeout = 30 * time.Second
+)
+
+func closeWithLog(c io.Closer, resource string) {
+	if c != nil {
+		if err := c.Close(); err != nil {
+			logrus.Debugf("Failed to close %s: %v", resource, err)
+		}
+	}
+}
+
+type Client struct {
+	nbClient  *netbird.Client
+	sshClient *ssh.Client
+	session   *ssh.Session
+	stdin     io.WriteCloser
+	stdout    io.Reader
+	stderr    io.Reader
+	mu        sync.RWMutex
+}
+
+// NewClient creates a new SSH client
+func NewClient(nbClient *netbird.Client) *Client {
+	return &Client{
+		nbClient: nbClient,
+	}
+}
+
+// Connect establishes an SSH connection through NetBird network
+func (c *Client) Connect(host string, port int, username string) error {
+	addr := fmt.Sprintf("%s:%d", host, port)
+	logrus.Infof("SSH: Connecting to %s as %s", addr, username)
+
+	var authMethods []ssh.AuthMethod
+
+	nbConfig, err := c.nbClient.GetConfig()
+	if err != nil {
+		return fmt.Errorf("get NetBird config: %w", err)
+	}
+	if nbConfig.SSHKey == "" {
+		return fmt.Errorf("no NetBird SSH key available - key should be generated during client initialization")
+	}
+
+	signer, err := parseSSHPrivateKey([]byte(nbConfig.SSHKey))
+	if err != nil {
+		return fmt.Errorf("parse NetBird SSH private key: %w", err)
+	}
+
+	pubKey := signer.PublicKey()
+	logrus.Infof("SSH: Using NetBird key authentication with public key type: %s", pubKey.Type())
+
+	authMethods = append(authMethods, ssh.PublicKeys(signer))
+
+	config := &ssh.ClientConfig{
+		User:            username,
+		Auth:            authMethods,
+		HostKeyCallback: ssh.InsecureIgnoreHostKey(),
+		Timeout:         sshDialTimeout,
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), sshDialTimeout)
+	defer cancel()
+
+	conn, err := c.nbClient.Dial(ctx, "tcp", addr)
+	if err != nil {
+		return fmt.Errorf("dial %s: %w", addr, err)
+	}
+
+	sshConn, chans, reqs, err := ssh.NewClientConn(conn, addr, config)
+	if err != nil {
+		closeWithLog(conn, "connection after handshake error")
+		return fmt.Errorf("SSH handshake: %w", err)
+	}
+
+	c.sshClient = ssh.NewClient(sshConn, chans, reqs)
+	logrus.Infof("SSH: Connected to %s", addr)
+
+	return nil
+}
+
+// StartSession starts an SSH session with PTY
+func (c *Client) StartSession(cols, rows int) error {
+	if c.sshClient == nil {
+		return fmt.Errorf("SSH client not connected")
+	}
+
+	session, err := c.sshClient.NewSession()
+	if err != nil {
+		return fmt.Errorf("create session: %w", err)
+	}
+
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	c.session = session
+
+	modes := ssh.TerminalModes{
+		ssh.ECHO:          1,
+		ssh.TTY_OP_ISPEED: 14400,
+		ssh.TTY_OP_OSPEED: 14400,
+		ssh.VINTR:         3,
+		ssh.VQUIT:         28,
+		ssh.VERASE:        127,
+	}
+
+	if err := session.RequestPty("xterm-256color", rows, cols, modes); err != nil {
+		closeWithLog(session, "session after PTY error")
+		return fmt.Errorf("PTY request: %w", err)
+	}
+
+	c.stdin, err = session.StdinPipe()
+	if err != nil {
+		closeWithLog(session, "session after stdin error")
+		return fmt.Errorf("get stdin: %w", err)
+	}
+
+	c.stdout, err = session.StdoutPipe()
+	if err != nil {
+		closeWithLog(session, "session after stdout error")
+		return fmt.Errorf("get stdout: %w", err)
+	}
+
+	c.stderr, err = session.StderrPipe()
+	if err != nil {
+		closeWithLog(session, "session after stderr error")
+		return fmt.Errorf("get stderr: %w", err)
+	}
+
+	if err := session.Shell(); err != nil {
+		closeWithLog(session, "session after shell error")
+		return fmt.Errorf("start shell: %w", err)
+	}
+
+	logrus.Info("SSH: Session started with PTY")
+	return nil
+}
+
+// Write sends data to the SSH session
+func (c *Client) Write(data []byte) (int, error) {
+	c.mu.RLock()
+	stdin := c.stdin
+	c.mu.RUnlock()
+
+	if stdin == nil {
+		return 0, fmt.Errorf("SSH session not started")
+	}
+	return stdin.Write(data)
+}
+
+// Read reads data from the SSH session
+func (c *Client) Read(buffer []byte) (int, error) {
+	c.mu.RLock()
+	stdout := c.stdout
+	c.mu.RUnlock()
+
+	if stdout == nil {
+		return 0, fmt.Errorf("SSH session not started")
+	}
+	return stdout.Read(buffer)
+}
+
+// Resize updates the terminal size
+func (c *Client) Resize(cols, rows int) error {
+	c.mu.RLock()
+	session := c.session
+	c.mu.RUnlock()
+
+	if session == nil {
+		return fmt.Errorf("SSH session not started")
+	}
+	return session.WindowChange(rows, cols)
+}
+
+// Close closes the SSH connection
+func (c *Client) Close() error {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	if c.session != nil {
+		closeWithLog(c.session, "SSH session")
+		c.session = nil
+	}
+	if c.stdin != nil {
+		closeWithLog(c.stdin, "stdin")
+		c.stdin = nil
+	}
+	c.stdout = nil
+	c.stderr = nil
+
+	if c.sshClient != nil {
+		err := c.sshClient.Close()
+		c.sshClient = nil
+		return err
+	}
+	return nil
+}

client/wasm/internal/ssh/handlers.go

@@ -0,0 +1,78 @@
+//go:build js
+
+package ssh
+
+import (
+	"io"
+	"syscall/js"
+
+	"github.com/sirupsen/logrus"
+)
+
+// CreateJSInterface creates a JavaScript interface for the SSH client
+func CreateJSInterface(client *Client) js.Value {
+	jsInterface := js.Global().Get("Object").Call("create", js.Null())
+
+	jsInterface.Set("write", js.FuncOf(func(this js.Value, args []js.Value) any {
+		if len(args) < 1 {
+			return js.ValueOf(false)
+		}
+
+		data := args[0]
+		var bytes []byte
+
+		if data.Type() == js.TypeString {
+			bytes = []byte(data.String())
+		} else {
+			uint8Array := js.Global().Get("Uint8Array").New(data)
+			length := uint8Array.Get("length").Int()
+			bytes = make([]byte, length)
+			js.CopyBytesToGo(bytes, uint8Array)
+		}
+
+		_, err := client.Write(bytes)
+		return js.ValueOf(err == nil)
+	}))
+
+	jsInterface.Set("resize", js.FuncOf(func(this js.Value, args []js.Value) any {
+		if len(args) < 2 {
+			return js.ValueOf(false)
+		}
+		cols := args[0].Int()
+		rows := args[1].Int()
+		err := client.Resize(cols, rows)
+		return js.ValueOf(err == nil)
+	}))
+
+	jsInterface.Set("close", js.FuncOf(func(this js.Value, args []js.Value) any {
+		client.Close()
+		return js.Undefined()
+	}))
+
+	go readLoop(client, jsInterface)
+
+	return jsInterface
+}
+
+func readLoop(client *Client, jsInterface js.Value) {
+	buffer := make([]byte, 4096)
+	for {
+		n, err := client.Read(buffer)
+		if err != nil {
+			if err != io.EOF {
+				logrus.Debugf("SSH read error: %v", err)
+			}
+			if onclose := jsInterface.Get("onclose"); !onclose.IsUndefined() {
+				onclose.Invoke()
+			}
+			client.Close()
+			return
+		}
+
+		if ondata := jsInterface.Get("ondata"); !ondata.IsUndefined() {
+			uint8Array := js.Global().Get("Uint8Array").New(n)
+			js.CopyBytesToJS(uint8Array, buffer[:n])
+			ondata.Invoke(uint8Array)
+		}
+	}
+}

client/wasm/internal/ssh/key.go

@@ -0,0 +1,50 @@
+//go:build js
+
+package ssh
+
+import (
+	"crypto/x509"
+	"encoding/pem"
+	"fmt"
+	"strings"
+
+	"github.com/sirupsen/logrus"
+	"golang.org/x/crypto/ssh"
+)
+
+// parseSSHPrivateKey parses a private key in either SSH or PKCS8 format
+func parseSSHPrivateKey(keyPEM []byte) (ssh.Signer, error) {
+	keyStr := string(keyPEM)
+	if !strings.Contains(keyStr, "-----BEGIN") {
+		keyPEM = []byte("-----BEGIN PRIVATE KEY-----\n" + keyStr + "\n-----END PRIVATE KEY-----")
+	}
+
+	signer, err := ssh.ParsePrivateKey(keyPEM)
+	if err == nil {
+		return signer, nil
+	}
+	logrus.Debugf("SSH: Failed to parse as SSH format: %v", err)
+
+	block, _ := pem.Decode(keyPEM)
+	if block == nil {
+		keyPreview := string(keyPEM)
+		if len(keyPreview) > 100 {
+			keyPreview = keyPreview[:100]
+		}
+		return nil, fmt.Errorf("decode PEM block from key: %s", keyPreview)
+	}
+
+	key, err := x509.ParsePKCS8PrivateKey(block.Bytes)
+	if err != nil {
+		logrus.Debugf("SSH: Failed to parse as PKCS8: %v", err)
+		if rsaKey, err := x509.ParsePKCS1PrivateKey(block.Bytes); err == nil {
+			return ssh.NewSignerFromKey(rsaKey)
+		}
+		if ecKey, err := x509.ParseECPrivateKey(block.Bytes); err == nil {
+			return ssh.NewSignerFromKey(ecKey)
+		}
+		return nil, fmt.Errorf("parse private key: %w", err)
+	}
+
+	return ssh.NewSignerFromKey(key)
+}