kannn
110 lines
3.0 KiB
Go
110 lines
3.0 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 proxy
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import (
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"context"
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"net"
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"testing"
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"github.com/stretchr/testify/require"
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v1 "kanhole/pkg/config/v1"
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"kanhole/pkg/msg"
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"kanhole/pkg/proto/wire"
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)
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func TestWorkConnStartWritesStartWorkConn(t *testing.T) {
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client, server := net.Pipe()
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defer client.Close()
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defer server.Close()
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serverMsgConn := msg.NewConn(server, msg.NewV2ReadWriter(server))
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clientMsgConn := msg.NewConn(client, msg.NewV2ReadWriter(client))
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workConn := NewWorkConn(serverMsgConn)
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in := &msg.StartWorkConn{ProxyName: "tcp", SrcAddr: "127.0.0.1", SrcPort: 1234}
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type startResult struct {
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conn net.Conn
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err error
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}
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resultCh := make(chan startResult, 1)
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go func() {
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conn, err := workConn.Start(in)
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resultCh <- startResult{conn: conn, err: err}
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}()
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out, err := clientMsgConn.ReadMsg()
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require.NoError(t, err)
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require.Equal(t, in, out)
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result := <-resultCh
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require.NoError(t, result.err)
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require.Same(t, serverMsgConn, result.conn)
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}
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func TestGetWorkConnFromPoolStartWorkConnUnchangedForUDPWireV2(t *testing.T) {
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startMsg := getStartWorkConnFromPool(t, &v1.UDPProxyConfig{
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ProxyBaseConfig: v1.ProxyBaseConfig{Name: "udp", Type: string(v1.ProxyTypeUDP)},
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}, wire.ProtocolV2)
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require.Equal(t, msg.StartWorkConn{ProxyName: "udp"}, startMsg)
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}
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func TestGetWorkConnFromPoolLeavesRawTCPPayloadUnframed(t *testing.T) {
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startMsg := getStartWorkConnFromPool(t, &v1.TCPProxyConfig{
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ProxyBaseConfig: v1.ProxyBaseConfig{Name: "tcp", Type: string(v1.ProxyTypeTCP)},
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}, wire.ProtocolV2)
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require.Equal(t, msg.StartWorkConn{ProxyName: "tcp"}, startMsg)
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}
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func getStartWorkConnFromPool(t *testing.T, cfg v1.ProxyConfigurer, wireProtocol string) msg.StartWorkConn {
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t.Helper()
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client, server := net.Pipe()
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t.Cleanup(func() {
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client.Close()
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server.Close()
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})
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serverMsgConn := msg.NewConn(server, msg.NewV2ReadWriter(server))
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clientMsgConn := msg.NewConn(client, msg.NewV2ReadWriter(client))
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pxy := &BaseProxy{
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name: cfg.GetBaseConfig().Name,
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configurer: cfg,
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poolCount: 0,
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ctx: context.Background(),
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wireProtocol: wireProtocol,
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getWorkConnFn: func() (*WorkConn, error) {
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return NewWorkConn(serverMsgConn), nil
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},
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}
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errCh := make(chan error, 1)
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go func() {
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conn, err := pxy.GetWorkConnFromPool(nil, nil)
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if conn != nil {
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conn.Close()
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}
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errCh <- err
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}()
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var startMsg msg.StartWorkConn
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require.NoError(t, clientMsgConn.ReadMsgInto(&startMsg))
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require.NoError(t, <-errCh)
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return startMsg
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}
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