71 lines
1.2 KiB
Go
71 lines
1.2 KiB
Go
package redir
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import (
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"net"
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"github.com/Dreamacro/clash/adapters/inbound"
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C "github.com/Dreamacro/clash/constant"
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"github.com/Dreamacro/clash/log"
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"github.com/Dreamacro/clash/transport/socks5"
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"github.com/Dreamacro/clash/tunnel"
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)
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type TProxyListener struct {
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net.Listener
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address string
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closed bool
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}
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func NewTProxy(addr string) (*TProxyListener, error) {
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l, err := net.Listen("tcp", addr)
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if err != nil {
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return nil, err
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}
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tl := l.(*net.TCPListener)
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rc, err := tl.SyscallConn()
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if err != nil {
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return nil, err
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}
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err = setsockopt(rc, addr)
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if err != nil {
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return nil, err
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}
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rl := &TProxyListener{
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Listener: l,
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address: addr,
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}
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go func() {
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log.Infoln("TProxy server listening at: %s", addr)
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for {
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c, err := l.Accept()
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if err != nil {
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if rl.closed {
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break
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}
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continue
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}
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go rl.handleTProxy(c)
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}
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}()
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return rl, nil
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}
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func (l *TProxyListener) Close() {
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l.closed = true
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l.Listener.Close()
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}
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func (l *TProxyListener) Address() string {
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return l.address
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}
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func (l *TProxyListener) handleTProxy(conn net.Conn) {
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target := socks5.ParseAddrToSocksAddr(conn.LocalAddr())
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conn.(*net.TCPConn).SetKeepAlive(true)
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tunnel.Add(inbound.NewSocket(target, conn, C.TPROXY))
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}
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