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kvm
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Merge 51d80bec65 into 8f4081a5b1

This commit is contained in:
Marc Brooks 2025-09-26 11:22:36 +02:00 committed by GitHub
parent 8f4081a5b1 51d80bec65
commit 43e31824a1
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GPG Key ID: B5690EEEBB952194
14 changed files with 330 additions and 101 deletions
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2
cloud.go
View File

@ -477,7 +477,7 @@ func handleSessionRequest(
cloudLogger.Trace().Interface("session", session).Msg("new session accepted")
// Cancel any ongoing keyboard macro when session changes
cancelKeyboardMacro()
cancelAllRunningKeyboardMacros()
currentSession = session
_ = wsjson.Write(context.Background(), c, gin.H{"type": "answer", "data": sd})

37
hidrpc.go
View File

@ -26,20 +26,45 @@ func handleHidRPCMessage(message hidrpc.Message, session *Session) {
return
}
session.hidRPCAvailable = true
case hidrpc.TypeKeypressReport, hidrpc.TypeKeyboardReport:
rpcErr = handleHidRPCKeyboardInput(message)
case hidrpc.TypeKeyboardMacroReport:
keyboardMacroReport, err := message.KeyboardMacroReport()
if err != nil {
logger.Warn().Err(err).Msg("failed to get keyboard macro report")
return
}
rpcErr = rpcExecuteKeyboardMacro(keyboardMacroReport.Steps)
token := rpcExecuteKeyboardMacro(keyboardMacroReport.IsPaste, keyboardMacroReport.Steps)
logger.Debug().Str("token", token.String()).Msg("started keyboard macro")
message, err := hidrpc.NewKeyboardMacroTokenMessage(token).Marshal()
if err != nil {
logger.Warn().Err(err).Msg("failed to marshal running macro token message")
return
}
if err := session.HidChannel.Send(message); err != nil {
logger.Warn().Err(err).Msg("failed to send running macro token message")
return
}
case hidrpc.TypeCancelKeyboardMacroReport:
rpcCancelKeyboardMacro()
return
case hidrpc.TypeCancelKeyboardMacroByTokenReport:
token, err := message.KeyboardMacroToken()
if err != nil {
logger.Warn().Err(err).Msg("failed to get keyboard macro token")
return
}
rpcCancelKeyboardMacroByToken(token)
return
case hidrpc.TypeKeypressKeepAliveReport:
rpcErr = handleHidRPCKeypressKeepAlive(session)
case hidrpc.TypePointerReport:
pointerReport, err := message.PointerReport()
if err != nil {
@ -47,6 +72,7 @@ func handleHidRPCMessage(message hidrpc.Message, session *Session) {
return
}
rpcErr = rpcAbsMouseReport(pointerReport.X, pointerReport.Y, pointerReport.Button)
case hidrpc.TypeMouseReport:
mouseReport, err := message.MouseReport()
if err != nil {
@ -54,6 +80,7 @@ func handleHidRPCMessage(message hidrpc.Message, session *Session) {
return
}
rpcErr = rpcRelMouseReport(mouseReport.DX, mouseReport.DY, mouseReport.Button)
default:
logger.Warn().Uint8("type", uint8(message.Type())).Msg("unknown HID RPC message type")
}
@ -65,15 +92,17 @@ func handleHidRPCMessage(message hidrpc.Message, session *Session) {
func onHidMessage(msg hidQueueMessage, session *Session) {
data := msg.Data
dataLen := len(data)
scopedLogger := hidRPCLogger.With().
Str("channel", msg.channel).
Bytes("data", data).
Int("data_len", dataLen).
Bytes("data", data[:min(dataLen, 32)]).
Logger()
scopedLogger.Debug().Msg("HID RPC message received")
if len(data) < 1 {
scopedLogger.Warn().Int("length", len(data)).Msg("received empty data in HID RPC message handler")
if dataLen < 1 {
scopedLogger.Warn().Msg("received empty data in HID RPC message handler")
return
}

35
internal/hidrpc/hidrpc.go
View File

@ -3,6 +3,7 @@ package hidrpc
import (
"fmt"
"github.com/google/uuid"
"github.com/jetkvm/kvm/internal/usbgadget"
)
@ -22,26 +23,34 @@ const (
TypeKeyboardLedState MessageType = 0x32
TypeKeydownState MessageType = 0x33
TypeKeyboardMacroState MessageType = 0x34
TypeCancelKeyboardMacroByTokenReport MessageType = 0x35
)
type QueueIndex int
const (
Version byte = 0x01 // Version of the HID RPC protocol
HandshakeQueue int = 0 // Queue index for handshake messages
KeyboardQueue int = 1 // Queue index for keyboard and macro messages
MouseQueue int = 2 // Queue index for mouse messages
MacroQueue int = 3 // Queue index for macro cancel messages
OtherQueue int = 4 // Queue index for other messages
)
// GetQueueIndex returns the index of the queue to which the message should be enqueued.
func GetQueueIndex(messageType MessageType) int {
switch messageType {
case TypeHandshake:
return 0
case TypeKeyboardReport, TypeKeypressReport, TypeKeyboardMacroReport, TypeKeyboardLedState, TypeKeydownState, TypeKeyboardMacroState:
return 1
return HandshakeQueue
case TypeKeyboardReport, TypeKeypressReport, TypeKeyboardLedState, TypeKeydownState, TypeKeyboardMacroState:
return KeyboardQueue
case TypePointerReport, TypeMouseReport, TypeWheelReport:
return 2
// we don't want to block the queue for this message
case TypeCancelKeyboardMacroReport:
return 3
return MouseQueue
// we don't want to block the queue for these messages
case TypeKeyboardMacroReport, TypeCancelKeyboardMacroReport, TypeCancelKeyboardMacroByTokenReport:
return MacroQueue
default:
return 3
return OtherQueue
}
}
@ -121,3 +130,13 @@ func NewKeyboardMacroStateMessage(state bool, isPaste bool) *Message {
d: data,
}
}
// NewKeyboardMacroTokenMessage creates a new keyboard macro token message.
func NewKeyboardMacroTokenMessage(token uuid.UUID) *Message {
data, _ := token.MarshalBinary()
return &Message{
t: TypeKeyboardMacroState,
d: data,
}
}

63
internal/hidrpc/message.go
View File

@ -3,6 +3,8 @@ package hidrpc
import (
"encoding/binary"
"fmt"
"github.com/google/uuid"
)
// Message ..
@ -23,6 +25,9 @@ func (m *Message) Type() MessageType {
func (m *Message) String() string {
switch m.t {
case TypeHandshake:
if len(m.d) != 0 {
return fmt.Sprintf("Handshake{Malformed: %v}", m.d)
}
return "Handshake"
case TypeKeypressReport:
if len(m.d) < 2 {
@ -45,12 +50,45 @@ func (m *Message) String() string {
}
return fmt.Sprintf("MouseReport{DX: %d, DY: %d, Button: %d}", m.d[0], m.d[1], m.d[2])
case TypeKeypressKeepAliveReport:
if len(m.d) != 0 {
return fmt.Sprintf("KeypressKeepAliveReport{Malformed: %v}", m.d)
}
return "KeypressKeepAliveReport"
case TypeWheelReport:
if len(m.d) < 3 {
return fmt.Sprintf("WheelReport{Malformed: %v}", m.d)
}
return fmt.Sprintf("WheelReport{Vertical: %d, Horizontal: %d}", int8(m.d[0]), int8(m.d[1]))
case TypeKeyboardMacroReport:
if len(m.d) < 5 {
return fmt.Sprintf("KeyboardMacroReport{Malformed: %v}", m.d)
}
return fmt.Sprintf("KeyboardMacroReport{IsPaste: %v, Length: %d}", m.d[0] == uint8(1), binary.BigEndian.Uint32(m.d[1:5]))
case TypeCancelKeyboardMacroReport:
if len(m.d) != 0 {
return fmt.Sprintf("CancelKeyboardMacroReport{Malformed: %v}", m.d)
}
return "CancelKeyboardMacroReport"
case TypeCancelKeyboardMacroByTokenReport:
if len(m.d) != 16 {
return fmt.Sprintf("CancelKeyboardMacroByTokenReport{Malformed: %v}", m.d)
}
return fmt.Sprintf("CancelKeyboardMacroByTokenReport{Token: %s}", uuid.Must(uuid.FromBytes(m.d)).String())
case TypeKeyboardLedState:
if len(m.d) < 1 {
return fmt.Sprintf("KeyboardLedState{Malformed: %v}", m.d)
}
return fmt.Sprintf("KeyboardLedState{State: %d}", m.d[0])
case TypeKeydownState:
if len(m.d) < 1 {
return fmt.Sprintf("KeydownState{Malformed: %v}", m.d)
}
return fmt.Sprintf("KeydownState{State: %d}", m.d[0])
case TypeKeyboardMacroState:
if len(m.d) < 2 {
return fmt.Sprintf("KeyboardMacroState{Malformed: %v}", m.d)
}
return fmt.Sprintf("KeyboardMacroState{State: %v, IsPaste: %v}", m.d[0] == uint8(1), m.d[1] == uint8(1))
default:
return fmt.Sprintf("Unknown{Type: %d, Data: %v}", m.t, m.d)
}
@ -67,7 +105,9 @@ func (m *Message) KeypressReport() (KeypressReport, error) {
if m.t != TypeKeypressReport {
return KeypressReport{}, fmt.Errorf("invalid message type: %d", m.t)
}
if len(m.d) < 2 {
return KeypressReport{}, fmt.Errorf("invalid message data length: %d", len(m.d))
}
return KeypressReport{
Key: m.d[0],
Press: m.d[1] == uint8(1),
@ -95,7 +135,7 @@ func (m *Message) KeyboardReport() (KeyboardReport, error) {
// Macro ..
type KeyboardMacroStep struct {
Modifier byte // 1 byte
Keys []byte // 6 bytes: hidKeyBufferSize
Keys []byte // 6 bytes: HidKeyBufferSize
Delay uint16 // 2 bytes
}
type KeyboardMacroReport struct {
@ -105,7 +145,7 @@ type KeyboardMacroReport struct {
}
// HidKeyBufferSize is the size of the keys buffer in the keyboard report.
const HidKeyBufferSize = 6
const HidKeyBufferSize int = 6
// KeyboardMacroReport returns the keyboard macro report from the message.
func (m *Message) KeyboardMacroReport() (KeyboardMacroReport, error) {
@ -205,3 +245,20 @@ func (m *Message) KeyboardMacroState() (KeyboardMacroState, error) {
IsPaste: m.d[1] == uint8(1),
}, nil
}
// KeyboardMacroToken returns the keyboard macro token UUID from the message.
func (m *Message) KeyboardMacroToken() (uuid.UUID, error) {
if m.t != TypeCancelKeyboardMacroByTokenReport {
return uuid.Nil, fmt.Errorf("invalid message type: %d", m.t)
}
if len(m.d) == 0 {
return uuid.Nil, nil
}
if len(m.d) != 16 {
return uuid.Nil, fmt.Errorf("invalid UUID length: %d", len(m.d))
}
return uuid.FromBytes(m.d)
}

63
internal/usbgadget/hid_keyboard.go
View File

@ -31,6 +31,8 @@ var keyboardReportDesc = []byte{
0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */
0x09, 0x06, /* USAGE (Keyboard) */
0xa1, 0x01, /* COLLECTION (Application) */
/* 8 modifier bits */
0x05, 0x07, /* USAGE_PAGE (Keyboard) */
0x19, 0xe0, /* USAGE_MINIMUM (Keyboard LeftControl) */
0x29, 0xe7, /* USAGE_MAXIMUM (Keyboard Right GUI) */
@ -39,27 +41,47 @@ var keyboardReportDesc = []byte{
0x75, 0x01, /* REPORT_SIZE (1) */
0x95, 0x08, /* REPORT_COUNT (8) */
0x81, 0x02, /* INPUT (Data,Var,Abs) */
/* 8 bits of padding */
0x95, 0x01, /* REPORT_COUNT (1) */
0x75, 0x08, /* REPORT_SIZE (8) */
0x81, 0x03, /* INPUT (Cnst,Var,Abs) */
/* 6 key codes for the 104 key keyboard */
0x95, 0x06, /* REPORT_COUNT (6) */
0x75, 0x08, /* REPORT_SIZE (8) */
0x15, 0x00, /* LOGICAL_MINIMUM (0) */
0x25, 0xE7, /* LOGICAL_MAXIMUM (104-key HID) */
0x05, 0x07, /* USAGE_PAGE (Keyboard) */
0x19, 0x00, /* USAGE_MINIMUM (Reserved) */
0x29, 0xE7, /* USAGE_MAXIMUM (Keyboard Right GUI) */
0x81, 0x00, /* INPUT (Data,Ary,Abs) */
/* LED report 5 bits for Num Lock through Kana */
0x95, 0x05, /* REPORT_COUNT (5) */
0x75, 0x01, /* REPORT_SIZE (1) */
0x05, 0x08, /* USAGE_PAGE (LEDs) */
0x19, 0x01, /* USAGE_MINIMUM (Num Lock) */
0x29, 0x05, /* USAGE_MAXIMUM (Kana) */
0x91, 0x02, /* OUTPUT (Data,Var,Abs) */
/* 1 bit of padding for the Power LED (ignored) */
0x95, 0x01, /* REPORT_COUNT (1) */
0x75, 0x03, /* REPORT_SIZE (3) */
0x75, 0x03, /* REPORT_SIZE (1) */
0x91, 0x03, /* OUTPUT (Cnst,Var,Abs) */
/* LED report 1 bit for Shift */
0x95, 0x01, /* REPORT_COUNT (1) */
0x75, 0x01, /* REPORT_SIZE (1) */
0x05, 0x08, /* USAGE_PAGE (LEDs) */
0x19, 0x07, /* USAGE_MINIMUM (Shift) */
0x29, 0x07, /* USAGE_MAXIMUM (Shift) */
0x91, 0x02, /* OUTPUT (Data,Var,Abs) */
/* 1 bit of padding for the rest of the byte */
0x95, 0x01, /* REPORT_COUNT (1) */
0x75, 0x03, /* REPORT_SIZE (1) */
0x91, 0x03, /* OUTPUT (Cnst,Var,Abs) */
0x95, 0x06, /* REPORT_COUNT (6) */
0x75, 0x08, /* REPORT_SIZE (8) */
0x15, 0x00, /* LOGICAL_MINIMUM (0) */
0x25, 0x65, /* LOGICAL_MAXIMUM (101) */
0x05, 0x07, /* USAGE_PAGE (Keyboard) */
0x19, 0x00, /* USAGE_MINIMUM (Reserved) */
0x29, 0x65, /* USAGE_MAXIMUM (Keyboard Application) */
0x81, 0x00, /* INPUT (Data,Ary,Abs) */
0xc0, /* END_COLLECTION */
}
@ -153,6 +175,16 @@ func (u *UsbGadget) SetOnKeysDownChange(f func(state KeysDownState)) {
u.onKeysDownChange = &f
}
var suspendedKeyDownMessages bool = false
func (u *UsbGadget) SuspendKeyDownMessages() {
suspendedKeyDownMessages = true
}
func (u *UsbGadget) ResumeSuspendKeyDownMessages() {
suspendedKeyDownMessages = false
}
func (u *UsbGadget) SetOnKeepAliveReset(f func()) {
u.onKeepAliveReset = &f
}
@ -169,9 +201,9 @@ func (u *UsbGadget) scheduleAutoRelease(key byte) {
}
// TODO: make this configurable
// We currently hardcode the duration to 100ms
// We currently hardcode the duration to the default of 100ms
// However, it should be the same as the duration of the keep-alive reset called baseExtension.
u.kbdAutoReleaseTimers[key] = time.AfterFunc(100*time.Millisecond, func() {
u.kbdAutoReleaseTimers[key] = time.AfterFunc(DefaultAutoReleaseDuration, func() {
u.performAutoRelease(key)
})
}
@ -314,6 +346,7 @@ var keyboardWriteHidFileLock sync.Mutex
func (u *UsbGadget) keyboardWriteHidFile(modifier byte, keys []byte) error {
keyboardWriteHidFileLock.Lock()
defer keyboardWriteHidFileLock.Unlock()
if err := u.openKeyboardHidFile(); err != nil {
return err
}
@ -353,7 +386,7 @@ func (u *UsbGadget) UpdateKeysDown(modifier byte, keys []byte) KeysDownState {
u.keysDownState = state
u.keyboardStateLock.Unlock()
if u.onKeysDownChange != nil {
if u.onKeysDownChange != nil && !suspendedKeyDownMessages {
(*u.onKeysDownChange)(state) // this enques to the outgoing hidrpc queue via usb.go → currentSession.enqueueKeysDownState(...)
}
return state
@ -484,6 +517,10 @@ func (u *UsbGadget) keypressReport(key byte, press bool) (KeysDownState, error)
}
err := u.keyboardWriteHidFile(modifier, keys)
if err != nil {
u.log.Warn().Uint8("modifier", modifier).Uints8("keys", keys).Msg("Could not write keyboard report to hidg0")
}
return u.UpdateKeysDown(modifier, keys), err
}

141
jsonrpc.go
View File

@ -1,7 +1,6 @@
package kvm
import (
"bytes"
"context"
"encoding/json"
"errors"
@ -14,6 +13,7 @@ import (
"sync"
"time"
"github.com/google/uuid"
"github.com/pion/webrtc/v4"
"github.com/rs/zerolog"
"go.bug.st/serial"
@ -1070,91 +1070,144 @@ func rpcSetLocalLoopbackOnly(enabled bool) error {
return nil
}
type RunningMacro struct {
cancel context.CancelFunc
isPaste bool
}
var (
keyboardMacroCancel context.CancelFunc
keyboardMacroCancelMap map[uuid.UUID]RunningMacro
keyboardMacroLock sync.Mutex
)
// cancelKeyboardMacro cancels any ongoing keyboard macro execution
func cancelKeyboardMacro() {
func init() {
keyboardMacroCancelMap = make(map[uuid.UUID]RunningMacro)
}
func addKeyboardMacro(isPaste bool, cancel context.CancelFunc) uuid.UUID {
keyboardMacroLock.Lock()
defer keyboardMacroLock.Unlock()
if keyboardMacroCancel != nil {
keyboardMacroCancel()
logger.Info().Msg("canceled keyboard macro")
keyboardMacroCancel = nil
token := uuid.New() // Generate a unique token
keyboardMacroCancelMap[token] = RunningMacro{
isPaste: isPaste,
cancel: cancel,
}
return token
}
func removeRunningKeyboardMacro(token uuid.UUID) {
keyboardMacroLock.Lock()
defer keyboardMacroLock.Unlock()
delete(keyboardMacroCancelMap, token)
}
func cancelRunningKeyboardMacro(token uuid.UUID) {
keyboardMacroLock.Lock()
defer keyboardMacroLock.Unlock()
if runningMacro, exists := keyboardMacroCancelMap[token]; exists {
runningMacro.cancel()
delete(keyboardMacroCancelMap, token)
logger.Info().Interface("token", token).Msg("canceled keyboard macro by token")
} else {
logger.Debug().Interface("token", token).Msg("no running keyboard macro found for token")
}
}
func setKeyboardMacroCancel(cancel context.CancelFunc) {
func cancelAllRunningKeyboardMacros() {
keyboardMacroLock.Lock()
defer keyboardMacroLock.Unlock()
keyboardMacroCancel = cancel
for token, runningMacro := range keyboardMacroCancelMap {
runningMacro.cancel()
delete(keyboardMacroCancelMap, token)
logger.Info().Interface("token", token).Msg("cancelled keyboard macro")
}
}
func rpcExecuteKeyboardMacro(macro []hidrpc.KeyboardMacroStep) error {
cancelKeyboardMacro()
func reportRunningMacrosState() {
if currentSession != nil {
keyboardMacroLock.Lock()
defer keyboardMacroLock.Unlock()
isPaste := false
anyRunning := false
for _, runningMacro := range keyboardMacroCancelMap {
anyRunning = true
if runningMacro.isPaste {
isPaste = true
break
}
}
state := hidrpc.KeyboardMacroState{
State: anyRunning,
IsPaste: isPaste,
}
currentSession.reportHidRPCKeyboardMacroState(state)
}
}
func rpcExecuteKeyboardMacro(isPaste bool, macro []hidrpc.KeyboardMacroStep) uuid.UUID {
ctx, cancel := context.WithCancel(context.Background())
setKeyboardMacroCancel(cancel)
token := addKeyboardMacro(isPaste, cancel)
reportRunningMacrosState()
s := hidrpc.KeyboardMacroState{
State: true,
IsPaste: true,
go func() {
defer reportRunningMacrosState() // this executes last, so the map is already updated
defer removeRunningKeyboardMacro(token) // this executes first, to update the map
err := executeKeyboardMacro(ctx, isPaste, macro)
if err != nil {
logger.Error().Err(err).Interface("token", token).Bool("isPaste", isPaste).Msg("keyboard macro execution failed")
}
}()
if currentSession != nil {
currentSession.reportHidRPCKeyboardMacroState(s)
}
err := rpcDoExecuteKeyboardMacro(ctx, macro)
setKeyboardMacroCancel(nil)
s.State = false
if currentSession != nil {
currentSession.reportHidRPCKeyboardMacroState(s)
}
return err
return token
}
func rpcCancelKeyboardMacro() {
cancelKeyboardMacro()
defer reportRunningMacrosState()
cancelAllRunningKeyboardMacros()
}
var keyboardClearStateKeys = make([]byte, hidrpc.HidKeyBufferSize)
func rpcCancelKeyboardMacroByToken(token uuid.UUID) {
defer reportRunningMacrosState()
func isClearKeyStep(step hidrpc.KeyboardMacroStep) bool {
return step.Modifier == 0 && bytes.Equal(step.Keys, keyboardClearStateKeys)
if token == uuid.Nil {
cancelAllRunningKeyboardMacros()
} else {
cancelRunningKeyboardMacro(token)
}
}
func rpcDoExecuteKeyboardMacro(ctx context.Context, macro []hidrpc.KeyboardMacroStep) error {
logger.Debug().Interface("macro", macro).Msg("Executing keyboard macro")
func executeKeyboardMacro(ctx context.Context, isPaste bool, macro []hidrpc.KeyboardMacroStep) error {
logger.Debug().Int("macro_steps", len(macro)).Msg("Executing keyboard macro")
// don't report keyboard state changes while executing the macro
gadget.SuspendKeyDownMessages()
defer gadget.ResumeSuspendKeyDownMessages()
for i, step := range macro {
delay := time.Duration(step.Delay) * time.Millisecond
err := rpcKeyboardReport(step.Modifier, step.Keys)
if err != nil {
logger.Warn().Err(err).Msg("failed to execute keyboard macro")
logger.Warn().Err(err).Int("step", i).Msg("failed to execute keyboard macro")
return err
}
// notify the device that the keyboard state is being cleared
if isClearKeyStep(step) {
gadget.UpdateKeysDown(0, keyboardClearStateKeys)
}
// Use context-aware sleep that can be cancelled
select {
case <-time.After(delay):
// Sleep completed normally
case <-ctx.Done():
// make sure keyboard state is reset
err := rpcKeyboardReport(0, keyboardClearStateKeys)
// make sure keyboard state is reset and the client gets notified
gadget.ResumeSuspendKeyDownMessages()
err := rpcKeyboardReport(0, make([]byte, hidrpc.HidKeyBufferSize))
if err != nil {
logger.Warn().Err(err).Msg("failed to reset keyboard state")
}

14
ui/package-lock.json generated
View File

@ -37,6 +37,7 @@
"recharts": "^3.2.1",
"tailwind-merge": "^3.3.1",
"usehooks-ts": "^3.1.1",
"uuid": "^13.0.0",
"validator": "^13.15.15",
"zustand": "^4.5.2"
},
@ -6880,6 +6881,19 @@
"dev": true,
"license": "MIT"
},
"node_modules/uuid": {
"version": "13.0.0",
"resolved": "https://registry.npmjs.org/uuid/-/uuid-13.0.0.tgz",
"integrity": "sha512-XQegIaBTVUjSHliKqcnFqYypAd4S+WCYt5NIeRs6w/UAry7z8Y9j5ZwRRL4kzq9U3sD6v+85er9FvkEaBpji2w==",
"funding": [
"https://github.com/sponsors/broofa",
"https://github.com/sponsors/ctavan"
],
"license": "MIT",
"bin": {
"uuid": "dist-node/bin/uuid"
}
},
"node_modules/validator": {
"version": "13.15.15",
"resolved": "https://registry.npmjs.org/validator/-/validator-13.15.15.tgz",

1
ui/package.json
View File

@ -48,6 +48,7 @@
"recharts": "^3.2.1",
"tailwind-merge": "^3.3.1",
"usehooks-ts": "^3.1.1",
"uuid": "^13.0.0",
"validator": "^13.15.15",
"zustand": "^4.5.2"
},

6
ui/src/components/popovers/PasteModal.tsx
View File

@ -188,18 +188,18 @@ export default function PasteModal() {
type="number"
label="Delay between keys"
placeholder="Delay between keys"
min={50}
min={0}
max={65534}
value={delayValue}
onChange={e => {
setDelayValue(parseInt(e.target.value, 10));
}}
/>
{delayValue < 50 || delayValue > 65534 && (
{delayValue < defaultDelay || delayValue > 65534 && (
<div className="mt-2 flex items-center gap-x-2">
<ExclamationCircleIcon className="h-4 w-4 text-red-500 dark:text-red-400" />
<span className="text-xs text-red-500 dark:text-red-400">
Delay must be between 50 and 65534
Delay should be between 20 and 65534
</span>
</div>
)}

27
ui/src/hooks/hidRpc.ts
View File

@ -1,3 +1,5 @@
import { parse as uuidParse , stringify as uuidStringify } from "uuid";
import { hidKeyBufferSize, KeyboardLedState, KeysDownState } from "./stores";
export const HID_RPC_MESSAGE_TYPES = {
@ -13,6 +15,7 @@ export const HID_RPC_MESSAGE_TYPES = {
KeyboardLedState: 0x32,
KeysDownState: 0x33,
KeyboardMacroState: 0x34,
CancelKeyboardMacroByTokenReport: 0x35,
}
export type HidRpcMessageType = typeof HID_RPC_MESSAGE_TYPES[keyof typeof HID_RPC_MESSAGE_TYPES];
@ -299,7 +302,7 @@ export class KeyboardMacroStateMessage extends RpcMessage {
}
public static unmarshal(data: Uint8Array): KeyboardMacroStateMessage | undefined {
if (data.length < 1) {
if (data.length < 2) {
throw new Error(`Invalid keyboard macro state report message length: ${data.length}`);
}
@ -378,13 +381,30 @@ export class PointerReportMessage extends RpcMessage {
}
export class CancelKeyboardMacroReportMessage extends RpcMessage {
token: string;
constructor() {
constructor(token: string) {
super(HID_RPC_MESSAGE_TYPES.CancelKeyboardMacroReport);
this.token = (token == null || token === undefined || token === "")
? "00000000-0000-0000-0000-000000000000"
: token;
}
marshal(): Uint8Array {
return new Uint8Array([this.messageType]);
const tokenBytes = uuidParse(this.token);
return new Uint8Array([this.messageType, ...tokenBytes]);
}
public static unmarshal(data: Uint8Array): CancelKeyboardMacroReportMessage | undefined {
if (data.length == 0) {
return new CancelKeyboardMacroReportMessage("00000000-0000-0000-0000-000000000000");
}
if (data.length != 16) {
throw new Error(`Invalid cancel message length: ${data.length}`);
}
return new CancelKeyboardMacroReportMessage(uuidStringify(data.slice(0, 16)));
}
}
@ -430,6 +450,7 @@ export const messageRegistry = {
[HID_RPC_MESSAGE_TYPES.CancelKeyboardMacroReport]: CancelKeyboardMacroReportMessage,
[HID_RPC_MESSAGE_TYPES.KeyboardMacroState]: KeyboardMacroStateMessage,
[HID_RPC_MESSAGE_TYPES.KeypressKeepAliveReport]: KeypressKeepAliveMessage,
[HID_RPC_MESSAGE_TYPES.CancelKeyboardMacroByTokenReport]: CancelKeyboardMacroReportMessage,
}
export const unmarshalHidRpcMessage = (data: Uint8Array): RpcMessage | undefined => {

2
ui/src/hooks/useHidRpc.ts
View File

@ -142,7 +142,7 @@ export function useHidRpc(onHidRpcMessage?: (payload: RpcMessage) => void) {
const cancelOngoingKeyboardMacro = useCallback(
() => {
sendMessage(new CancelKeyboardMacroReportMessage());
sendMessage(new CancelKeyboardMacroReportMessage(""));
},
[sendMessage],
);

4
ui/src/hooks/useKeyboard.ts
View File

@ -277,7 +277,6 @@ export default function useKeyboard() {
cancelKeepAlive();
}, [cancelKeepAlive]);
// executeMacro is used to execute a macro consisting of multiple steps.
// Each step can have multiple keys, multiple modifiers and a delay.
// The keys and modifiers are pressed together and held for the delay duration.
@ -292,9 +291,7 @@ export default function useKeyboard() {
for (const [_, step] of steps.entries()) {
const keyValues = (step.keys || []).map(key => keys[key]).filter(Boolean);
const modifierMask: number = (step.modifiers || [])
.map(mod => modifiers[mod])
.reduce((acc, val) => acc + val, 0);
// If the step has keys and/or modifiers, press them and hold for the delay
@ -306,6 +303,7 @@ export default function useKeyboard() {
sendKeyboardMacroEventHidRpc(macro);
}, [sendKeyboardMacroEventHidRpc]);
const executeMacroClientSide = useCallback(async (steps: MacroSteps) => {
const promises: (() => Promise<void>)[] = [];

2
web.go
View File

@ -230,7 +230,7 @@ func handleWebRTCSession(c *gin.Context) {
}
// Cancel any ongoing keyboard macro when session changes
cancelKeyboardMacro()
cancelAllRunningKeyboardMacros()
currentSession = session
c.JSON(http.StatusOK, gin.H{"sd": sd})

6
webrtc.go
View File

@ -98,7 +98,7 @@ func (s *Session) initQueues() {
defer s.hidQueueLock.Unlock()
s.hidQueue = make([]chan hidQueueMessage, 0)
for i := 0; i < 4; i++ {
for i := 0; i <= hidrpc.OtherQueue; i++ {
q := make(chan hidQueueMessage, 256)
s.hidQueue = append(s.hidQueue, q)
}
@ -163,7 +163,7 @@ func getOnHidMessageHandler(session *Session, scopedLogger *zerolog.Logger, chan
queueIndex := hidrpc.GetQueueIndex(hidrpc.MessageType(msg.Data[0]))
if queueIndex >= len(session.hidQueue) || queueIndex < 0 {
l.Warn().Int("queueIndex", queueIndex).Msg("received data in HID RPC message handler, but queue index not found")
queueIndex = 3
queueIndex = hidrpc.OtherQueue
}
queue := session.hidQueue[queueIndex]
@ -328,7 +328,7 @@ func newSession(config SessionConfig) (*Session, error) {
scopedLogger.Debug().Msg("ICE Connection State is closed, unmounting virtual media")
if session == currentSession {
// Cancel any ongoing keyboard report multi when session closes
cancelKeyboardMacro()
cancelAllRunningKeyboardMacros()
currentSession = nil
}
// Stop RPC processor