func BenchmarkVMessRequestWriting(b *testing.B) {
id, err := uuid.ParseString("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
assert.Error(err).IsNil()
userId := vmess.NewID(id)
userSet := mocks.MockUserSet{[]vmess.User{}, make(map[string]int), make(map[string]int64)}
testUser := &TestUser{
id: userId,
}
userSet.AddUser(testUser)
request := new(VMessRequest)
request.Version = byte(0x01)
request.User = testUser
randBytes := make([]byte, 36)
rand.Read(randBytes)
request.RequestIV = randBytes[:16]
request.RequestKey = randBytes[16:32]
request.ResponseHeader = randBytes[32:]
request.Command = byte(0x01)
request.Address = v2net.DomainAddress("v2ray.com")
request.Port = v2net.Port(80)
for i := 0; i < b.N; i++ {
request.ToBytes(user.NewTimeHash(user.HMACHash{}), user.GenerateRandomInt64InRange, nil)
}
}
func handleRequest(conn *net.TCPConn, request *protocol.VMessRequest, input <-chan []byte, finish *sync.Mutex) {
defer finish.Unlock()
encryptRequestWriter, err := v2io.NewAesEncryptWriter(request.RequestKey[:], request.RequestIV[:], conn)
if err != nil {
log.Error("VMessOut: Failed to create encrypt writer: %v", err)
return
}
buffer := make([]byte, 0, 2*1024)
buffer, err = request.ToBytes(user.NewTimeHash(user.HMACHash{}), user.GenerateRandomInt64InRange, buffer)
if err != nil {
log.Error("VMessOut: Failed to serialize VMess request: %v", err)
return
}
// Send first packet of payload together with request, in favor of small requests.
payload, open := <-input
if open {
encryptRequestWriter.Crypt(payload)
buffer = append(buffer, payload...)
_, err = conn.Write(buffer)
if err != nil {
log.Error("VMessOut: Failed to write VMess request: %v", err)
return
}
v2net.ChanToWriter(encryptRequestWriter, input)
}
return
}
func TestVMessUDPReadWrite(t *testing.T) {
assert := unit.Assert(t)
userId, err := user.NewID("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
assert.Error(err).IsNil()
userSet := mocks.MockUserSet{[]user.ID{}, make(map[string]int), make(map[string]int64)}
userSet.AddUser(user.User{userId})
message := &VMessUDP{
user: userId,
version: byte(0x01),
token: 1234,
address: v2net.DomainAddress("v2ray.com", 8372),
data: []byte("An UDP message."),
}
mockTime := int64(1823730)
buffer := message.ToBytes(user.NewTimeHash(user.HMACHash{}), func(base int64, delta int) int64 { return mockTime }, nil)
userSet.UserHashes[string(buffer[:16])] = 0
userSet.Timestamps[string(buffer[:16])] = mockTime
messageRestored, err := ReadVMessUDP(buffer, &userSet)
assert.Error(err).IsNil()
assert.String(messageRestored.user.String).Equals(message.user.String)
assert.Byte(messageRestored.version).Equals(message.version)
assert.Uint16(messageRestored.token).Equals(message.token)
assert.String(messageRestored.address.String()).Equals(message.address.String())
assert.Bytes(messageRestored.data).Equals(message.data)
}
func TestVMessSerialization(t *testing.T) {
assert := unit.Assert(t)
userId, err := user.NewID("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
if err != nil {
t.Fatal(err)
}
userSet := mocks.MockUserSet{[]user.ID{}, make(map[string]int), make(map[string]int64)}
userSet.AddUser(user.User{userId})
request := new(VMessRequest)
request.Version = byte(0x01)
request.UserId = userId
_, err = rand.Read(request.RequestIV[:])
if err != nil {
t.Fatal(err)
}
_, err = rand.Read(request.RequestKey[:])
if err != nil {
t.Fatal(err)
}
_, err = rand.Read(request.ResponseHeader[:])
if err != nil {
t.Fatal(err)
}
request.Command = byte(0x01)
request.Address = v2net.DomainAddress("v2ray.com", 80)
mockTime := int64(1823730)
buffer, err := request.ToBytes(user.NewTimeHash(user.HMACHash{}), func(base int64, delta int) int64 { return mockTime }, nil)
if err != nil {
t.Fatal(err)
}
userSet.UserHashes[string(buffer[:16])] = 0
userSet.Timestamps[string(buffer[:16])] = mockTime
requestReader := NewVMessRequestReader(&userSet)
actualRequest, err := requestReader.Read(bytes.NewReader(buffer))
if err != nil {
t.Fatal(err)
}
assert.Byte(actualRequest.Version).Named("Version").Equals(byte(0x01))
assert.String(actualRequest.UserId.String).Named("UserId").Equals(request.UserId.String)
assert.Bytes(actualRequest.RequestIV[:]).Named("RequestIV").Equals(request.RequestIV[:])
assert.Bytes(actualRequest.RequestKey[:]).Named("RequestKey").Equals(request.RequestKey[:])
assert.Bytes(actualRequest.ResponseHeader[:]).Named("ResponseHeader").Equals(request.ResponseHeader[:])
assert.Byte(actualRequest.Command).Named("Command").Equals(request.Command)
assert.String(actualRequest.Address.String()).Named("Address").Equals(request.Address.String())
}
func TestVMessSerialization(t *testing.T) {
v2testing.Current(t)
id, err := uuid.ParseString("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
assert.Error(err).IsNil()
userId := vmess.NewID(id)
testUser := &TestUser{
id: userId,
}
userSet := mocks.MockUserSet{[]vmess.User{}, make(map[string]int), make(map[string]int64)}
userSet.AddUser(testUser)
request := new(VMessRequest)
request.Version = byte(0x01)
request.User = testUser
randBytes := make([]byte, 36)
_, err = rand.Read(randBytes)
assert.Error(err).IsNil()
request.RequestIV = randBytes[:16]
request.RequestKey = randBytes[16:32]
request.ResponseHeader = randBytes[32:]
request.Command = byte(0x01)
request.Address = v2net.DomainAddress("v2ray.com")
request.Port = v2net.Port(80)
mockTime := int64(1823730)
buffer, err := request.ToBytes(user.NewTimeHash(user.HMACHash{}), func(base int64, delta int) int64 { return mockTime }, nil)
if err != nil {
t.Fatal(err)
}
userSet.UserHashes[string(buffer.Value[:16])] = 0
userSet.Timestamps[string(buffer.Value[:16])] = mockTime
requestReader := NewVMessRequestReader(&userSet)
actualRequest, err := requestReader.Read(bytes.NewReader(buffer.Value))
if err != nil {
t.Fatal(err)
}
assert.Byte(actualRequest.Version).Named("Version").Equals(byte(0x01))
assert.String(actualRequest.User.ID()).Named("UserId").Equals(request.User.ID().String())
assert.Bytes(actualRequest.RequestIV).Named("RequestIV").Equals(request.RequestIV[:])
assert.Bytes(actualRequest.RequestKey).Named("RequestKey").Equals(request.RequestKey[:])
assert.Bytes(actualRequest.ResponseHeader).Named("ResponseHeader").Equals(request.ResponseHeader[:])
assert.Byte(actualRequest.Command).Named("Command").Equals(request.Command)
assert.String(actualRequest.Address).Named("Address").Equals(request.Address.String())
}
func handleRequest(conn net.Conn, request *protocol.VMessRequest, firstPacket v2net.Packet, input <-chan *alloc.Buffer, finish *sync.Mutex) {
defer finish.Unlock()
aesStream, err := v2crypto.NewAesEncryptionStream(request.RequestKey[:], request.RequestIV[:])
if err != nil {
log.Error("VMessOut: Failed to create AES encryption stream: %v", err)
return
}
encryptRequestWriter := v2crypto.NewCryptionWriter(aesStream, conn)
buffer := alloc.NewBuffer().Clear()
defer buffer.Release()
buffer, err = request.ToBytes(user.NewTimeHash(user.HMACHash{}), user.GenerateRandomInt64InRange, buffer)
if err != nil {
log.Error("VMessOut: Failed to serialize VMess request: %v", err)
return
}
// Send first packet of payload together with request, in favor of small requests.
firstChunk := firstPacket.Chunk()
moreChunks := firstPacket.MoreChunks()
for firstChunk == nil && moreChunks {
firstChunk, moreChunks = <-input
}
if firstChunk == nil && !moreChunks {
log.Warning("VMessOut: Nothing to send. Existing...")
return
}
aesStream.XORKeyStream(firstChunk.Value, firstChunk.Value)
buffer.Append(firstChunk.Value)
firstChunk.Release()
_, err = conn.Write(buffer.Value)
if err != nil {
log.Error("VMessOut: Failed to write VMess request: %v", err)
return
}
if moreChunks {
v2net.ChanToWriter(encryptRequestWriter, input)
}
return
}
func handleRequest(conn net.Conn, request *protocol.VMessRequest, firstPacket v2net.Packet, input <-chan *alloc.Buffer, finish *sync.Mutex) {
defer finish.Unlock()
encryptRequestWriter, err := v2io.NewAesEncryptWriter(request.RequestKey[:], request.RequestIV[:], conn)
if err != nil {
log.Error("VMessOut: Failed to create encrypt writer: %v", err)
return
}
buffer := alloc.NewBuffer()
buffer.Clear()
requestBytes, err := request.ToBytes(user.NewTimeHash(user.HMACHash{}), user.GenerateRandomInt64InRange, buffer.Value)
if err != nil {
log.Error("VMessOut: Failed to serialize VMess request: %v", err)
return
}
// Send first packet of payload together with request, in favor of small requests.
firstChunk := firstPacket.Chunk()
moreChunks := firstPacket.MoreChunks()
if firstChunk == nil && moreChunks {
firstChunk, moreChunks = <-input
}
if firstChunk != nil {
encryptRequestWriter.Crypt(firstChunk.Value)
requestBytes = append(requestBytes, firstChunk.Value...)
firstChunk.Release()
_, err = conn.Write(requestBytes)
buffer.Release()
if err != nil {
log.Error("VMessOut: Failed to write VMess request: %v", err)
return
}
}
if moreChunks {
v2net.ChanToWriter(encryptRequestWriter, input)
}
return
}
func BenchmarkVMessRequestWriting(b *testing.B) {
userId, _ := user.NewID("2b2966ac-16aa-4fbf-8d81-c5f172a3da51")
userSet := mocks.MockUserSet{[]user.ID{}, make(map[string]int), make(map[string]int64)}
userSet.AddUser(user.User{userId})
request := new(VMessRequest)
request.Version = byte(0x01)
request.UserId = userId
rand.Read(request.RequestIV[:])
rand.Read(request.RequestKey[:])
rand.Read(request.ResponseHeader[:])
request.Command = byte(0x01)
request.Address = v2net.DomainAddress("v2ray.com", 80)
for i := 0; i < b.N; i++ {
request.ToBytes(user.NewTimeHash(user.HMACHash{}), user.GenerateRandomInt64InRange, nil)
}
}