124 lines
2.8 KiB
Go
124 lines
2.8 KiB
Go
|
// Copyright 2011 The Go Authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style
|
||
|
|
// license that can be found in the LICENSE file.
|
||
|
|
|
||
|
|
package proxy
|
||
|
|
|
||
|
|
import (
|
||
|
|
"bytes"
|
||
|
|
"fmt"
|
||
|
|
"net/url"
|
||
|
|
"os"
|
||
|
|
"strings"
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"golang.org/x/net/internal/sockstest"
|
||
|
|
)
|
||
|
|
|
||
|
|
type proxyFromEnvTest struct {
|
||
|
|
allProxyEnv string
|
||
|
|
noProxyEnv string
|
||
|
|
wantTypeOf Dialer
|
||
|
|
}
|
||
|
|
|
||
|
|
func (t proxyFromEnvTest) String() string {
|
||
|
|
var buf bytes.Buffer
|
||
|
|
space := func() {
|
||
|
|
if buf.Len() > 0 {
|
||
|
|
buf.WriteByte(' ')
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if t.allProxyEnv != "" {
|
||
|
|
fmt.Fprintf(&buf, "all_proxy=%q", t.allProxyEnv)
|
||
|
|
}
|
||
|
|
if t.noProxyEnv != "" {
|
||
|
|
space()
|
||
|
|
fmt.Fprintf(&buf, "no_proxy=%q", t.noProxyEnv)
|
||
|
|
}
|
||
|
|
return strings.TrimSpace(buf.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestFromEnvironment(t *testing.T) {
|
||
|
|
ResetProxyEnv()
|
||
|
|
|
||
|
|
type dummyDialer struct {
|
||
|
|
direct
|
||
|
|
}
|
||
|
|
|
||
|
|
RegisterDialerType("irc", func(_ *url.URL, _ Dialer) (Dialer, error) {
|
||
|
|
return dummyDialer{}, nil
|
||
|
|
})
|
||
|
|
|
||
|
|
proxyFromEnvTests := []proxyFromEnvTest{
|
||
|
|
{allProxyEnv: "127.0.0.1:8080", noProxyEnv: "localhost, 127.0.0.1", wantTypeOf: direct{}},
|
||
|
|
{allProxyEnv: "ftp://example.com:8000", noProxyEnv: "localhost, 127.0.0.1", wantTypeOf: direct{}},
|
||
|
|
{allProxyEnv: "socks5://example.com:8080", noProxyEnv: "localhost, 127.0.0.1", wantTypeOf: &PerHost{}},
|
||
|
|
{allProxyEnv: "irc://example.com:8000", wantTypeOf: dummyDialer{}},
|
||
|
|
{noProxyEnv: "localhost, 127.0.0.1", wantTypeOf: direct{}},
|
||
|
|
{wantTypeOf: direct{}},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, tt := range proxyFromEnvTests {
|
||
|
|
os.Setenv("ALL_PROXY", tt.allProxyEnv)
|
||
|
|
os.Setenv("NO_PROXY", tt.noProxyEnv)
|
||
|
|
ResetCachedEnvironment()
|
||
|
|
|
||
|
|
d := FromEnvironment()
|
||
|
|
if got, want := fmt.Sprintf("%T", d), fmt.Sprintf("%T", tt.wantTypeOf); got != want {
|
||
|
|
t.Errorf("%v: got type = %T, want %T", tt, d, tt.wantTypeOf)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestFromURL(t *testing.T) {
|
||
|
|
ss, err := sockstest.NewServer(sockstest.NoAuthRequired, sockstest.NoProxyRequired)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
defer ss.Close()
|
||
|
|
url, err := url.Parse("socks5://user:password@" + ss.Addr().String())
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
proxy, err := FromURL(url, nil)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
c, err := proxy.Dial("tcp", "fqdn.doesnotexist:5963")
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
c.Close()
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSOCKS5(t *testing.T) {
|
||
|
|
ss, err := sockstest.NewServer(sockstest.NoAuthRequired, sockstest.NoProxyRequired)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
defer ss.Close()
|
||
|
|
proxy, err := SOCKS5("tcp", ss.Addr().String(), nil, nil)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
c, err := proxy.Dial("tcp", ss.TargetAddr().String())
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
c.Close()
|
||
|
|
}
|
||
|
|
|
||
|
|
func ResetProxyEnv() {
|
||
|
|
for _, env := range []*envOnce{allProxyEnv, noProxyEnv} {
|
||
|
|
for _, v := range env.names {
|
||
|
|
os.Setenv(v, "")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ResetCachedEnvironment()
|
||
|
|
}
|
||
|
|
|
||
|
|
func ResetCachedEnvironment() {
|
||
|
|
allProxyEnv.reset()
|
||
|
|
noProxyEnv.reset()
|
||
|
|
}
|