111 lines
2.1 KiB
Go
111 lines
2.1 KiB
Go
package socks5
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import (
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"bytes"
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"encoding/binary"
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"io"
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"log"
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"net"
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"os"
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"testing"
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"time"
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)
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func TestSOCKS5_Connect(t *testing.T) {
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// Create a local listener
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l, err := net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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go func() {
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conn, err := l.Accept()
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer conn.Close()
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buf := make([]byte, 4)
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if _, err := io.ReadAtLeast(conn, buf, 4); err != nil {
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t.Fatalf("err: %v", err)
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}
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if !bytes.Equal(buf, []byte("ping")) {
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t.Fatalf("bad: %v", buf)
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}
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conn.Write([]byte("pong"))
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}()
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lAddr := l.Addr().(*net.TCPAddr)
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// Create a socks server
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creds := StaticCredentials{
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"foo": "bar",
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}
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cator := UserPassAuthenticator{Credentials: creds}
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conf := &Config{
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AuthMethods: []Authenticator{cator},
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Logger: log.New(os.Stdout, "", log.LstdFlags),
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}
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serv, err := New(conf)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Start listening
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go func() {
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if err := serv.ListenAndServe("tcp", "127.0.0.1:12365"); err != nil {
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t.Fatalf("err: %v", err)
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}
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}()
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time.Sleep(10 * time.Millisecond)
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// Get a local conn
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conn, err := net.Dial("tcp", "127.0.0.1:12365")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Connect, auth and connec to local
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req := bytes.NewBuffer(nil)
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req.Write([]byte{5})
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req.Write([]byte{2, NoAuth, UserPassAuth})
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req.Write([]byte{1, 3, 'f', 'o', 'o', 3, 'b', 'a', 'r'})
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req.Write([]byte{5, 1, 0, 1, 127, 0, 0, 1})
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port := []byte{0, 0}
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binary.BigEndian.PutUint16(port, uint16(lAddr.Port))
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req.Write(port)
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// Send a ping
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req.Write([]byte("ping"))
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// Send all the bytes
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conn.Write(req.Bytes())
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// Verify response
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expected := []byte{
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socks5Version, UserPassAuth,
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1, authSuccess,
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5,
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0,
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0,
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1,
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127, 0, 0, 1,
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0, 0,
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'p', 'o', 'n', 'g',
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}
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out := make([]byte, len(expected))
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conn.SetDeadline(time.Now().Add(time.Second))
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if _, err := io.ReadAtLeast(conn, out, len(out)); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Ignore the port
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out[12] = 0
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out[13] = 0
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if !bytes.Equal(out, expected) {
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t.Fatalf("bad: %v", out)
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}
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}
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