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37 lines
949 B
37 lines
949 B
6 years ago
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// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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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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"golang.org/x/net/internal/socks"
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)
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// SOCKS5 returns a Dialer that makes SOCKSv5 connections to the given
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// address with an optional username and password.
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// See RFC 1928 and RFC 1929.
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func SOCKS5(network, address string, auth *Auth, forward Dialer) (Dialer, error) {
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d := socks.NewDialer(network, address)
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if forward != nil {
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d.ProxyDial = func(_ context.Context, network string, address string) (net.Conn, error) {
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return forward.Dial(network, address)
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}
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}
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if auth != nil {
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up := socks.UsernamePassword{
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Username: auth.User,
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Password: auth.Password,
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}
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d.AuthMethods = []socks.AuthMethod{
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socks.AuthMethodNotRequired,
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socks.AuthMethodUsernamePassword,
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}
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d.Authenticate = up.Authenticate
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}
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return d, nil
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}
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