mirror of
https://github.com/fatedier/frp.git
synced 2026-04-27 19:39:10 +08:00
122 lines
4.0 KiB
Go
122 lines
4.0 KiB
Go
// Copyright 2026 The frp Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package msg
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import (
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"bytes"
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"encoding/binary"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/fatedier/frp/pkg/proto/wire"
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)
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func TestV2ReadWriterRoundTrip(t *testing.T) {
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var buf bytes.Buffer
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rw := NewV2ReadWriter(&buf)
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in := &Login{
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Version: "test-version",
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RunID: "run-id",
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User: "user",
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}
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require.NoError(t, rw.WriteMsg(in))
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out, err := rw.ReadMsg()
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require.NoError(t, err)
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require.Equal(t, in, out)
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}
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func TestNewReadWriter(t *testing.T) {
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require.IsType(t, &V1ReadWriter{}, NewReadWriter(&bytes.Buffer{}, ""))
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require.IsType(t, &V1ReadWriter{}, NewReadWriter(&bytes.Buffer{}, wire.ProtocolV1))
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require.IsType(t, &V2ReadWriter{}, NewReadWriter(&bytes.Buffer{}, wire.ProtocolV2))
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}
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func TestV2MessageTypeIDsAreStable(t *testing.T) {
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require.Equal(t, uint16(1), V2TypeLogin)
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require.Equal(t, uint16(2), V2TypeLoginResp)
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require.Equal(t, uint16(3), V2TypeNewProxy)
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require.Equal(t, uint16(4), V2TypeNewProxyResp)
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require.Equal(t, uint16(5), V2TypeCloseProxy)
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require.Equal(t, uint16(6), V2TypeNewWorkConn)
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require.Equal(t, uint16(7), V2TypeReqWorkConn)
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require.Equal(t, uint16(8), V2TypeStartWorkConn)
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require.Equal(t, uint16(9), V2TypeNewVisitorConn)
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require.Equal(t, uint16(10), V2TypeNewVisitorConnResp)
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require.Equal(t, uint16(11), V2TypePing)
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require.Equal(t, uint16(12), V2TypePong)
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require.Equal(t, uint16(13), V2TypeUDPPacket)
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require.Equal(t, uint16(14), V2TypeNatHoleVisitor)
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require.Equal(t, uint16(15), V2TypeNatHoleClient)
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require.Equal(t, uint16(16), V2TypeNatHoleResp)
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require.Equal(t, uint16(17), V2TypeNatHoleSid)
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require.Equal(t, uint16(18), V2TypeNatHoleReport)
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}
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func TestV2MessageFrameEncoding(t *testing.T) {
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frame, err := EncodeV2MessageFrame(&ReqWorkConn{})
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require.NoError(t, err)
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require.Equal(t, wire.FrameTypeMessage, frame.Type)
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require.Len(t, frame.Payload, 4)
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require.Equal(t, V2TypeReqWorkConn, binary.BigEndian.Uint16(frame.Payload[:2]))
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out, err := DecodeV2MessageFrame(frame)
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require.NoError(t, err)
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require.IsType(t, &ReqWorkConn{}, out)
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}
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func TestDecodeV2MessageFrameInto(t *testing.T) {
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in := &StartWorkConn{ProxyName: "tcp", SrcAddr: "127.0.0.1", SrcPort: 1234}
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frame, err := EncodeV2MessageFrame(in)
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require.NoError(t, err)
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var out StartWorkConn
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require.NoError(t, DecodeV2MessageFrameInto(frame, &out))
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require.Equal(t, *in, out)
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}
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func TestDecodeV2MessageFrameRejectsInvalidFrame(t *testing.T) {
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_, err := DecodeV2MessageFrame(&wire.Frame{Type: wire.FrameTypeClientHello})
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require.ErrorContains(t, err, "unexpected frame type")
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_, err = DecodeV2MessageFrame(&wire.Frame{Type: wire.FrameTypeMessage, Payload: []byte{0}})
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require.ErrorContains(t, err, "payload too short")
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payload := make([]byte, 4)
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binary.BigEndian.PutUint16(payload[:2], 65535)
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copy(payload[2:], []byte("{}"))
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_, err = DecodeV2MessageFrame(&wire.Frame{Type: wire.FrameTypeMessage, Payload: payload})
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require.ErrorContains(t, err, "unknown v2 message type")
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}
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func TestDecodeV2MessageFrameIntoRejectsWrongTarget(t *testing.T) {
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frame, err := EncodeV2MessageFrame(&ReqWorkConn{})
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require.NoError(t, err)
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var out StartWorkConn
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err = DecodeV2MessageFrameInto(frame, &out)
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require.ErrorContains(t, err, "unexpected message type")
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err = DecodeV2MessageFrameInto(frame, StartWorkConn{})
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require.ErrorContains(t, err, "must be a pointer")
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}
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func TestEncodeV2MessageFrameRejectsUnknownMessage(t *testing.T) {
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_, err := EncodeV2MessageFrame(struct{}{})
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require.ErrorContains(t, err, "unknown v2 message type")
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}
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