func TestSocksUdpSend(t *testing.T) {
v2testing.Current(t)
port := v2nettesting.PickPort()
connInput := []byte("The data to be returned to socks server.")
connOutput := bytes.NewBuffer(make([]byte, 0, 1024))
och := &proxymocks.OutboundConnectionHandler{
ConnInput: bytes.NewReader(connInput),
ConnOutput: connOutput,
}
protocol, err := proxytesting.RegisterOutboundConnectionHandlerCreator("mock_och",
func(space app.Space, config interface{}) (v2proxy.OutboundConnectionHandler, error) {
return och, nil
})
assert.Error(err).IsNil()
config := &point.Config{
Port: port,
InboundConfig: &point.ConnectionConfig{
Protocol: "socks",
Settings: []byte(`{"auth": "noauth", "udp": true}`),
},
OutboundConfig: &point.ConnectionConfig{
Protocol: protocol,
Settings: nil,
},
}
point, err := point.NewPoint(config)
assert.Error(err).IsNil()
err = point.Start()
assert.Error(err).IsNil()
conn, err := net.DialUDP("udp", nil, &net.UDPAddr{
IP: []byte{127, 0, 0, 1},
Port: int(port),
Zone: "",
})
assert.Error(err).IsNil()
data2Send := []byte("Fake DNS request")
buffer := make([]byte, 0, 1024)
buffer = append(buffer, 0, 0, 0)
buffer = append(buffer, 1, 8, 8, 4, 4, 0, 53)
buffer = append(buffer, data2Send...)
conn.Write(buffer)
response := make([]byte, 1024)
nBytes, err := conn.Read(response)
assert.Error(err).IsNil()
assert.Bytes(response[10:nBytes]).Equals(connInput)
assert.Bytes(data2Send).Equals(connOutput.Bytes())
assert.StringLiteral(och.Destination.String()).Equals("udp:8.8.4.4:53")
}
func TestSocksTcpConnect(t *testing.T) {
v2testing.Current(t)
port := v2nettesting.PickPort()
connInput := []byte("The data to be returned to socks server.")
connOutput := bytes.NewBuffer(make([]byte, 0, 1024))
och := &proxymocks.OutboundConnectionHandler{
ConnOutput: connOutput,
ConnInput: bytes.NewReader(connInput),
}
protocol, err := proxytesting.RegisterOutboundConnectionHandlerCreator("mock_och", func(space app.Space, config interface{}) (v2proxy.OutboundConnectionHandler, error) {
return och, nil
})
assert.Error(err).IsNil()
config := mocks.Config{
PortValue: port,
InboundConfigValue: &mocks.ConnectionConfig{
ProtocolValue: "socks",
SettingsValue: []byte(`
{
"auth": "noauth"
}`),
},
OutboundConfigValue: &mocks.ConnectionConfig{
ProtocolValue: protocol,
SettingsValue: nil,
},
}
point, err := point.NewPoint(&config)
assert.Error(err).IsNil()
err = point.Start()
assert.Error(err).IsNil()
socks5Client, err := proxy.SOCKS5("tcp", fmt.Sprintf("127.0.0.1:%d", port), nil, proxy.Direct)
assert.Error(err).IsNil()
targetServer := "google.com:80"
conn, err := socks5Client.Dial("tcp", targetServer)
assert.Error(err).IsNil()
data2Send := "The data to be sent to remote server."
conn.Write([]byte(data2Send))
if tcpConn, ok := conn.(*net.TCPConn); ok {
tcpConn.CloseWrite()
}
dataReturned, err := ioutil.ReadAll(conn)
assert.Error(err).IsNil()
conn.Close()
assert.Bytes([]byte(data2Send)).Equals(connOutput.Bytes())
assert.Bytes(dataReturned).Equals(connInput)
assert.StringLiteral(targetServer).Equals(och.Destination.NetAddr())
}
func TestSocksTcpConnectWithWrongAuthMethod(t *testing.T) {
v2testing.Current(t)
port := v2nettesting.PickPort()
connInput := []byte("The data to be returned to socks server.")
connOutput := bytes.NewBuffer(make([]byte, 0, 1024))
och := &proxymocks.OutboundConnectionHandler{
ConnInput: bytes.NewReader(connInput),
ConnOutput: connOutput,
}
protocol, err := proxytesting.RegisterOutboundConnectionHandlerCreator("mock_och", func(space app.Space, config interface{}) (v2proxy.OutboundConnectionHandler, error) {
return och, nil
})
assert.Error(err).IsNil()
config := mocks.Config{
PortValue: port,
InboundConfigValue: &mocks.ConnectionConfig{
ProtocolValue: "socks",
SettingsValue: []byte(`
{
"auth": "password",
"accounts": [
{"user": "******", "pass": "******"}
]
}`),
},
OutboundConfigValue: &mocks.ConnectionConfig{
ProtocolValue: protocol,
SettingsValue: nil,
},
}
point, err := point.NewPoint(&config)
assert.Error(err).IsNil()
err = point.Start()
assert.Error(err).IsNil()
socks5Client, err := proxy.SOCKS5("tcp", fmt.Sprintf("127.0.0.1:%d", port), nil, proxy.Direct)
assert.Error(err).IsNil()
targetServer := "1.2.3.4:443"
_, err = socks5Client.Dial("tcp", targetServer)
assert.Error(err).IsNotNil()
}
func TestVMessInAndOut(t *testing.T) {
v2testing.Current(t)
id, err := uuid.ParseString("ad937d9d-6e23-4a5a-ba23-bce5092a7c51")
assert.Error(err).IsNil()
testAccount := vmess.NewID(id)
portA := v2nettesting.PickPort()
portB := v2nettesting.PickPort()
ichConnInput := []byte("The data to be send to outbound server.")
ichConnOutput := bytes.NewBuffer(make([]byte, 0, 1024))
ich := &proxymocks.InboundConnectionHandler{
ConnInput: bytes.NewReader(ichConnInput),
ConnOutput: ichConnOutput,
}
protocol, err := proxytesting.RegisterInboundConnectionHandlerCreator("mock_och", func(space app.Space, config interface{}) (proxy.InboundHandler, error) {
ich.Space = space
return ich, nil
})
assert.Error(err).IsNil()
configA := &point.Config{
Port: portA,
InboundConfig: &point.ConnectionConfig{
Protocol: protocol,
Settings: nil,
},
OutboundConfig: &point.ConnectionConfig{
Protocol: "vmess",
Settings: []byte(`{
"vnext": [
{
"address": "127.0.0.1",
"port": ` + portB.String() + `,
"users": [
{"id": "` + testAccount.String() + `"}
]
}
]
}`),
},
}
pointA, err := point.NewPoint(configA)
assert.Error(err).IsNil()
err = pointA.Start()
assert.Error(err).IsNil()
ochConnInput := []byte("The data to be returned to inbound server.")
ochConnOutput := bytes.NewBuffer(make([]byte, 0, 1024))
och := &proxymocks.OutboundConnectionHandler{
ConnInput: bytes.NewReader(ochConnInput),
ConnOutput: ochConnOutput,
}
protocol, err = proxytesting.RegisterOutboundConnectionHandlerCreator("mock_och", func(space app.Space, config interface{}) (proxy.OutboundHandler, error) {
return och, nil
})
assert.Error(err).IsNil()
configB := &point.Config{
Port: portB,
InboundConfig: &point.ConnectionConfig{
Protocol: "vmess",
Settings: []byte(`{
"clients": [
{"id": "` + testAccount.String() + `"}
]
}`),
},
OutboundConfig: &point.ConnectionConfig{
Protocol: protocol,
Settings: nil,
},
}
pointB, err := point.NewPoint(configB)
assert.Error(err).IsNil()
err = pointB.Start()
assert.Error(err).IsNil()
dest := v2net.TCPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
ich.Communicate(v2net.NewPacket(dest, nil, true))
assert.Bytes(ichConnInput).Equals(ochConnOutput.Bytes())
assert.Bytes(ichConnOutput.Bytes()).Equals(ochConnInput)
}
