qugalet/gotosocial
1
0
Fork 0
mirror of https://github.com/superseriousbusiness/gotosocial.git synced 2024-12-22 18:22:11 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[chore]: Bump github.com/gorilla/websocket from 1.5.0 to 1.5.1 (#2335)

Browse source 
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: kim <grufwub@gmail.com>
This commit is contained in:
dependabot[bot] 2023-11-28 11:05:07 +00:00 committed by GitHub
parent 33ee61575f
commit 2eb8b8eeb4
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
29 changed files with 1203 additions and 632 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
go.mod
View file

@ -32,7 +32,7 @@ require (
github.com/go-playground/form/v4 v4.2.1
github.com/google/uuid v1.4.0
github.com/gorilla/feeds v1.1.1
github.com/gorilla/websocket v1.5.0
github.com/gorilla/websocket v1.5.1
github.com/h2non/filetype v1.1.3
github.com/jackc/pgx/v5 v5.5.0
github.com/microcosm-cc/bluemonday v1.0.26

4
go.sum
View file

@ -327,8 +327,8 @@ github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+
github.com/gorilla/sessions v1.2.1 h1:DHd3rPN5lE3Ts3D8rKkQ8x/0kqfeNmBAaiSi+o7FsgI=
github.com/gorilla/sessions v1.2.1/go.mod h1:dk2InVEVJ0sfLlnXv9EAgkf6ecYs/i80K/zI+bUmuGM=
github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0 h1:YBftPWNWd4WwGqtY2yeZL2ef8rHAxPBD8KFhJpmcqms=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0/go.mod h1:YN5jB8ie0yfIUg6VvR9Kz84aCaG7AsGZnLjhHbUqwPg=
github.com/h2non/filetype v1.1.3 h1:FKkx9QbD7HR/zjK1Ia5XiBsq9zdLi5Kf3zGyFTAFkGg=

27
internal/api/client/streaming/stream.go
View file

@ -162,24 +162,27 @@ func (m *Module) StreamGETHandler(c *gin.Context) {
}
if token != "" {
// Token was provided, use it to authorize stream.
account, errWithCode = m.processor.Stream().Authorize(c.Request.Context(), token)
if errWithCode != nil {
apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
return
}
} else {
// No explicit token was provided:
// try regular oauth as a last resort.
account, errWithCode = func() (*gtsmodel.Account, gtserror.WithCode) {
authed, err := oauth.Authed(c, true, true, true, true)
if err != nil {
return nil, gtserror.NewErrorUnauthorized(err, err.Error())
}
authed, err := oauth.Authed(c, true, true, true, true)
if err != nil {
errWithCode := gtserror.NewErrorUnauthorized(err, err.Error())
apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
return
}
return authed.Account, nil
}()
}
if errWithCode != nil {
apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
return
// Set the auth'ed account.
account = authed.Account
}
// Get the initial requested stream type, if there is one.

15
internal/api/client/streaming/streaming_test.go
View file

@ -19,6 +19,7 @@
import (
"bufio"
"encoding/base64"
"errors"
"fmt"
"io/ioutil"
@ -227,17 +228,21 @@ func (suite *StreamingTestSuite) TestSecurityHeader() {
ctx.Request.Header.Set("Connection", "upgrade")
ctx.Request.Header.Set("Upgrade", "websocket")
ctx.Request.Header.Set("Sec-Websocket-Version", "13")
ctx.Request.Header.Set("Sec-Websocket-Key", "abcd")
key := [16]byte{'h', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'}
key64 := base64.StdEncoding.EncodeToString(key[:]) // sec-websocket-key must be base64 encoded and 16 bytes long
ctx.Request.Header.Set("Sec-Websocket-Key", key64)
suite.streamingModule.StreamGETHandler(ctx)
// check response
suite.EqualValues(http.StatusOK, recorder.Code)
result := recorder.Result()
defer result.Body.Close()
_, err := ioutil.ReadAll(result.Body)
b, err := ioutil.ReadAll(result.Body)
suite.NoError(err)
// check response
if !suite.EqualValues(http.StatusOK, recorder.Code) {
suite.T().Logf("%s", b)
}
}
func TestStreamingTestSuite(t *testing.T) {

20
vendor/github.com/gorilla/websocket/.editorconfig generated vendored Normal file
View file

@ -0,0 +1,20 @@
; https://editorconfig.org/
root = true
[*]
insert_final_newline = true
charset = utf-8
trim_trailing_whitespace = true
indent_style = space
indent_size = 2
[{Makefile,go.mod,go.sum,*.go,.gitmodules}]
indent_style = tab
indent_size = 4
[*.md]
indent_size = 4
trim_trailing_whitespace = false
eclint_indent_style = unset

26
vendor/github.com/gorilla/websocket/.gitignore generated vendored
View file

@ -1,25 +1 @@
# Compiled Object files, Static and Dynamic libs (Shared Objects)
*.o
*.a
*.so
# Folders
_obj
_test
# Architecture specific extensions/prefixes
*.[568vq]
[568vq].out
*.cgo1.go
*.cgo2.c
_cgo_defun.c
_cgo_gotypes.go
_cgo_export.*
_testmain.go
*.exe
.idea/
*.iml
coverage.coverprofile

3
vendor/github.com/gorilla/websocket/.golangci.yml generated vendored Normal file
View file

@ -0,0 +1,3 @@
run:
skip-dirs:
- examples/*.go

9
vendor/github.com/gorilla/websocket/AUTHORS generated vendored
View file

@ -1,9 +0,0 @@
# This is the official list of Gorilla WebSocket authors for copyright
# purposes.
#
# Please keep the list sorted.
Gary Burd <gary@beagledreams.com>
Google LLC (https://opensource.google.com/)
Joachim Bauch <mail@joachim-bauch.de>

39
vendor/github.com/gorilla/websocket/LICENSE generated vendored
View file

@ -1,22 +1,27 @@
Copyright (c) 2013 The Gorilla WebSocket Authors. All rights reserved.
Copyright (c) 2023 The Gorilla Authors. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
modification, are permitted provided that the following conditions are
met:
Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

34
vendor/github.com/gorilla/websocket/Makefile generated vendored Normal file
View file

@ -0,0 +1,34 @@
GO_LINT=$(shell which golangci-lint 2> /dev/null || echo '')
GO_LINT_URI=github.com/golangci/golangci-lint/cmd/golangci-lint@latest
GO_SEC=$(shell which gosec 2> /dev/null || echo '')
GO_SEC_URI=github.com/securego/gosec/v2/cmd/gosec@latest
GO_VULNCHECK=$(shell which govulncheck 2> /dev/null || echo '')
GO_VULNCHECK_URI=golang.org/x/vuln/cmd/govulncheck@latest
.PHONY: golangci-lint
golangci-lint:
$(if $(GO_LINT), ,go install $(GO_LINT_URI))
@echo "##### Running golangci-lint"
golangci-lint run -v
.PHONY: gosec
gosec:
$(if $(GO_SEC), ,go install $(GO_SEC_URI))
@echo "##### Running gosec"
gosec -exclude-dir examples ./...
.PHONY: govulncheck
govulncheck:
$(if $(GO_VULNCHECK), ,go install $(GO_VULNCHECK_URI))
@echo "##### Running govulncheck"
govulncheck ./...
.PHONY: verify
verify: golangci-lint gosec govulncheck
.PHONY: test
test:
@echo "##### Running tests"
go test -race -cover -coverprofile=coverage.coverprofile -covermode=atomic -v ./...

19
vendor/github.com/gorilla/websocket/README.md generated vendored
View file

@ -1,17 +1,14 @@
# Gorilla WebSocket
# gorilla/websocket
[![GoDoc](https://godoc.org/github.com/gorilla/websocket?status.svg)](https://godoc.org/github.com/gorilla/websocket)
[![CircleCI](https://circleci.com/gh/gorilla/websocket.svg?style=svg)](https://circleci.com/gh/gorilla/websocket)
![testing](https://github.com/gorilla/websocket/actions/workflows/test.yml/badge.svg)
[![codecov](https://codecov.io/github/gorilla/websocket/branch/main/graph/badge.svg)](https://codecov.io/github/gorilla/websocket)
[![godoc](https://godoc.org/github.com/gorilla/websocket?status.svg)](https://godoc.org/github.com/gorilla/websocket)
[![sourcegraph](https://sourcegraph.com/github.com/gorilla/websocket/-/badge.svg)](https://sourcegraph.com/github.com/gorilla/websocket?badge)
Gorilla WebSocket is a [Go](http://golang.org/) implementation of the
[WebSocket](http://www.rfc-editor.org/rfc/rfc6455.txt) protocol.
Gorilla WebSocket is a [Go](http://golang.org/) implementation of the [WebSocket](http://www.rfc-editor.org/rfc/rfc6455.txt) protocol.
![Gorilla Logo](https://github.com/gorilla/.github/assets/53367916/d92caabf-98e0-473e-bfbf-ab554ba435e5)
---
⚠️ **[The Gorilla WebSocket Package is looking for a new maintainer](https://github.com/gorilla/websocket/issues/370)**
---
### Documentation
@ -20,6 +17,7 @@ Gorilla WebSocket is a [Go](http://golang.org/) implementation of the
* [Command example](https://github.com/gorilla/websocket/tree/master/examples/command)
* [Client and server example](https://github.com/gorilla/websocket/tree/master/examples/echo)
* [File watch example](https://github.com/gorilla/websocket/tree/master/examples/filewatch)
* [Write buffer pool example](https://github.com/gorilla/websocket/tree/master/examples/bufferpool)
### Status
@ -36,4 +34,3 @@ package API is stable.
The Gorilla WebSocket package passes the server tests in the [Autobahn Test
Suite](https://github.com/crossbario/autobahn-testsuite) using the application in the [examples/autobahn
subdirectory](https://github.com/gorilla/websocket/tree/master/examples/autobahn).

44
vendor/github.com/gorilla/websocket/client.go generated vendored
View file

@ -9,14 +9,18 @@
"context"
"crypto/tls"
"errors"
"fmt"
"io"
"io/ioutil"
"log"
"net"
"net/http"
"net/http/httptrace"
"net/url"
"strings"
"time"
"golang.org/x/net/proxy"
)
// ErrBadHandshake is returned when the server response to opening handshake is
@ -224,6 +228,7 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
k == "Connection" ||
k == "Sec-Websocket-Key" ||
k == "Sec-Websocket-Version" ||
//#nosec G101 (CWE-798): Potential HTTP request smuggling via parameter pollution
k == "Sec-Websocket-Extensions" ||
(k == "Sec-Websocket-Protocol" && len(d.Subprotocols) > 0):
return nil, nil, errors.New("websocket: duplicate header not allowed: " + k)
@ -289,7 +294,9 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
}
err = c.SetDeadline(deadline)
if err != nil {
c.Close()
if err := c.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, err
}
return c, nil
@ -303,7 +310,7 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
return nil, nil, err
}
if proxyURL != nil {
dialer, err := proxy_FromURL(proxyURL, netDialerFunc(netDial))
dialer, err := proxy.FromURL(proxyURL, netDialerFunc(netDial))
if err != nil {
return nil, nil, err
}
@ -318,18 +325,20 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
}
netConn, err := netDial("tcp", hostPort)
if err != nil {
return nil, nil, err
}
if trace != nil && trace.GotConn != nil {
trace.GotConn(httptrace.GotConnInfo{
Conn: netConn,
})
}
if err != nil {
return nil, nil, err
}
defer func() {
if netConn != nil {
netConn.Close()
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
}
}()
@ -370,6 +379,17 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
resp, err := http.ReadResponse(conn.br, req)
if err != nil {
if d.TLSClientConfig != nil {
for _, proto := range d.TLSClientConfig.NextProtos {
if proto != "http/1.1" {
return nil, nil, fmt.Errorf(
"websocket: protocol %q was given but is not supported;"+
"sharing tls.Config with net/http Transport can cause this error: %w",
proto, err,
)
}
}
}
return nil, nil, err
}
@ -388,7 +408,7 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
// debugging.
buf := make([]byte, 1024)
n, _ := io.ReadFull(resp.Body, buf)
resp.Body = ioutil.NopCloser(bytes.NewReader(buf[:n]))
resp.Body = io.NopCloser(bytes.NewReader(buf[:n]))
return nil, resp, ErrBadHandshake
}
@ -406,17 +426,19 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
break
}
resp.Body = ioutil.NopCloser(bytes.NewReader([]byte{}))
resp.Body = io.NopCloser(bytes.NewReader([]byte{}))
conn.subprotocol = resp.Header.Get("Sec-Websocket-Protocol")
netConn.SetDeadline(time.Time{})
if err := netConn.SetDeadline(time.Time{}); err != nil {
return nil, nil, err
}
netConn = nil // to avoid close in defer.
return conn, resp, nil
}
func cloneTLSConfig(cfg *tls.Config) *tls.Config {
if cfg == nil {
return &tls.Config{}
return &tls.Config{MinVersion: tls.VersionTLS12}
}
return cfg.Clone()
}

9
vendor/github.com/gorilla/websocket/compression.go generated vendored
View file

@ -8,6 +8,7 @@
"compress/flate"
"errors"
"io"
"log"
"strings"
"sync"
)
@ -33,7 +34,9 @@ func decompressNoContextTakeover(r io.Reader) io.ReadCloser {
"\x01\x00\x00\xff\xff"
fr, _ := flateReaderPool.Get().(io.ReadCloser)
fr.(flate.Resetter).Reset(io.MultiReader(r, strings.NewReader(tail)), nil)
if err := fr.(flate.Resetter).Reset(io.MultiReader(r, strings.NewReader(tail)), nil); err != nil {
panic(err)
}
return &flateReadWrapper{fr}
}
@ -132,7 +135,9 @@ func (r *flateReadWrapper) Read(p []byte) (int, error) {
// Preemptively place the reader back in the pool. This helps with
// scenarios where the application does not call NextReader() soon after
// this final read.
r.Close()
if err := r.Close(); err != nil {
log.Printf("websocket: flateReadWrapper.Close() returned error: %v", err)
}
}
return n, err
}

83
vendor/github.com/gorilla/websocket/conn.go generated vendored
View file

@ -6,11 +6,11 @@
import (
"bufio"
"crypto/rand"
"encoding/binary"
"errors"
"io"
"io/ioutil"
"math/rand"
"log"
"net"
"strconv"
"strings"
@ -181,13 +181,20 @@ func IsUnexpectedCloseError(err error, expectedCodes ...int) bool {
errInvalidControlFrame = errors.New("websocket: invalid control frame")
)
// maskRand is an io.Reader for generating mask bytes. The reader is initialized
// to crypto/rand Reader. Tests swap the reader to a math/rand reader for
// reproducible results.
var maskRand = rand.Reader
// newMaskKey returns a new 32 bit value for masking client frames.
func newMaskKey() [4]byte {
n := rand.Uint32()
return [4]byte{byte(n), byte(n >> 8), byte(n >> 16), byte(n >> 24)}
var k [4]byte
_, _ = io.ReadFull(maskRand, k[:])
return k
}
func hideTempErr(err error) error {
if e, ok := err.(net.Error); ok && e.Temporary() {
if e, ok := err.(net.Error); ok {
err = &netError{msg: e.Error(), timeout: e.Timeout()}
}
return err
@ -372,7 +379,9 @@ func (c *Conn) read(n int) ([]byte, error) {
if err == io.EOF {
err = errUnexpectedEOF
}
c.br.Discard(len(p))
if _, err := c.br.Discard(len(p)); err != nil {
return p, err
}
return p, err
}
@ -387,7 +396,9 @@ func (c *Conn) write(frameType int, deadline time.Time, buf0, buf1 []byte) error
return err
}
c.conn.SetWriteDeadline(deadline)
if err := c.conn.SetWriteDeadline(deadline); err != nil {
return c.writeFatal(err)
}
if len(buf1) == 0 {
_, err = c.conn.Write(buf0)
} else {
@ -397,7 +408,7 @@ func (c *Conn) write(frameType int, deadline time.Time, buf0, buf1 []byte) error
return c.writeFatal(err)
}
if frameType == CloseMessage {
c.writeFatal(ErrCloseSent)
_ = c.writeFatal(ErrCloseSent)
}
return nil
}
@ -438,7 +449,7 @@ func (c *Conn) WriteControl(messageType int, data []byte, deadline time.Time) er
d := 1000 * time.Hour
if !deadline.IsZero() {
d = deadline.Sub(time.Now())
d = time.Until(deadline)
if d < 0 {
return errWriteTimeout
}
@ -460,13 +471,15 @@ func (c *Conn) WriteControl(messageType int, data []byte, deadline time.Time) er
return err
}
c.conn.SetWriteDeadline(deadline)
if err := c.conn.SetWriteDeadline(deadline); err != nil {
return c.writeFatal(err)
}
_, err = c.conn.Write(buf)
if err != nil {
return c.writeFatal(err)
}
if messageType == CloseMessage {
c.writeFatal(ErrCloseSent)
_ = c.writeFatal(ErrCloseSent)
}
return err
}
@ -477,7 +490,9 @@ func (c *Conn) beginMessage(mw *messageWriter, messageType int) error {
// probably better to return an error in this situation, but we cannot
// change this without breaking existing applications.
if c.writer != nil {
c.writer.Close()
if err := c.writer.Close(); err != nil {
log.Printf("websocket: discarding writer close error: %v", err)
}
c.writer = nil
}
@ -630,7 +645,7 @@ func (w *messageWriter) flushFrame(final bool, extra []byte) error {
}
if final {
w.endMessage(errWriteClosed)
_ = w.endMessage(errWriteClosed)
return nil
}
@ -795,7 +810,7 @@ func (c *Conn) advanceFrame() (int, error) {
// 1. Skip remainder of previous frame.
if c.readRemaining > 0 {
if _, err := io.CopyN(ioutil.Discard, c.br, c.readRemaining); err != nil {
if _, err := io.CopyN(io.Discard, c.br, c.readRemaining); err != nil {
return noFrame, err
}
}
@ -817,7 +832,9 @@ func (c *Conn) advanceFrame() (int, error) {
rsv2 := p[0]&rsv2Bit != 0
rsv3 := p[0]&rsv3Bit != 0
mask := p[1]&maskBit != 0
c.setReadRemaining(int64(p[1] & 0x7f))
if err := c.setReadRemaining(int64(p[1] & 0x7f)); err != nil {
return noFrame, err
}
c.readDecompress = false
if rsv1 {
@ -922,7 +939,9 @@ func (c *Conn) advanceFrame() (int, error) {
}
if c.readLimit > 0 && c.readLength > c.readLimit {
c.WriteControl(CloseMessage, FormatCloseMessage(CloseMessageTooBig, ""), time.Now().Add(writeWait))
if err := c.WriteControl(CloseMessage, FormatCloseMessage(CloseMessageTooBig, ""), time.Now().Add(writeWait)); err != nil {
return noFrame, err
}
return noFrame, ErrReadLimit
}
@ -934,7 +953,9 @@ func (c *Conn) advanceFrame() (int, error) {
var payload []byte
if c.readRemaining > 0 {
payload, err = c.read(int(c.readRemaining))
c.setReadRemaining(0)
if err := c.setReadRemaining(0); err != nil {
return noFrame, err
}
if err != nil {
return noFrame, err
}
@ -981,7 +1002,9 @@ func (c *Conn) handleProtocolError(message string) error {
if len(data) > maxControlFramePayloadSize {
data = data[:maxControlFramePayloadSize]
}
c.WriteControl(CloseMessage, data, time.Now().Add(writeWait))
if err := c.WriteControl(CloseMessage, data, time.Now().Add(writeWait)); err != nil {
return err
}
return errors.New("websocket: " + message)
}
@ -998,7 +1021,9 @@ func (c *Conn) handleProtocolError(message string) error {
func (c *Conn) NextReader() (messageType int, r io.Reader, err error) {
// Close previous reader, only relevant for decompression.
if c.reader != nil {
c.reader.Close()
if err := c.reader.Close(); err != nil {
log.Printf("websocket: discarding reader close error: %v", err)
}
c.reader = nil
}
@ -1054,7 +1079,9 @@ func (r *messageReader) Read(b []byte) (int, error) {
}
rem := c.readRemaining
rem -= int64(n)
c.setReadRemaining(rem)
if err := c.setReadRemaining(rem); err != nil {
return 0, err
}
if c.readRemaining > 0 && c.readErr == io.EOF {
c.readErr = errUnexpectedEOF
}
@ -1094,7 +1121,7 @@ func (c *Conn) ReadMessage() (messageType int, p []byte, err error) {
if err != nil {
return messageType, nil, err
}
p, err = ioutil.ReadAll(r)
p, err = io.ReadAll(r)
return messageType, p, err
}
@ -1136,7 +1163,9 @@ func (c *Conn) SetCloseHandler(h func(code int, text string) error) {
if h == nil {
h = func(code int, text string) error {
message := FormatCloseMessage(code, "")
c.WriteControl(CloseMessage, message, time.Now().Add(writeWait))
if err := c.WriteControl(CloseMessage, message, time.Now().Add(writeWait)); err != nil {
return err
}
return nil
}
}
@ -1161,7 +1190,7 @@ func (c *Conn) SetPingHandler(h func(appData string) error) {
err := c.WriteControl(PongMessage, []byte(message), time.Now().Add(writeWait))
if err == ErrCloseSent {
return nil
} else if e, ok := err.(net.Error); ok && e.Temporary() {
} else if _, ok := err.(net.Error); ok {
return nil
}
return err
@ -1189,8 +1218,16 @@ func (c *Conn) SetPongHandler(h func(appData string) error) {
c.handlePong = h
}
// NetConn returns the underlying connection that is wrapped by c.
// Note that writing to or reading from this connection directly will corrupt the
// WebSocket connection.
func (c *Conn) NetConn() net.Conn {
return c.conn
}
// UnderlyingConn returns the internal net.Conn. This can be used to further
// modifications to connection specific flags.
// Deprecated: Use the NetConn method.
func (c *Conn) UnderlyingConn() net.Conn {
return c.conn
}

4
vendor/github.com/gorilla/websocket/mask.go generated vendored
View file

@ -9,6 +9,7 @@
import "unsafe"
// #nosec G103 -- (CWE-242) Has been audited
const wordSize = int(unsafe.Sizeof(uintptr(0)))
func maskBytes(key [4]byte, pos int, b []byte) int {
@ -22,6 +23,7 @@ func maskBytes(key [4]byte, pos int, b []byte) int {
}
// Mask one byte at a time to word boundary.
//#nosec G103 -- (CWE-242) Has been audited
if n := int(uintptr(unsafe.Pointer(&b[0]))) % wordSize; n != 0 {
n = wordSize - n
for i := range b[:n] {
@ -36,11 +38,13 @@ func maskBytes(key [4]byte, pos int, b []byte) int {
for i := range k {
k[i] = key[(pos+i)&3]
}
//#nosec G103 -- (CWE-242) Has been audited
kw := *(*uintptr)(unsafe.Pointer(&k))
// Mask one word at a time.
n := (len(b) / wordSize) * wordSize
for i := 0; i < n; i += wordSize {
//#nosec G103 -- (CWE-242) Has been audited
*(*uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(&b[0])) + uintptr(i))) ^= kw
}

17
vendor/github.com/gorilla/websocket/proxy.go generated vendored
View file

@ -8,10 +8,13 @@
"bufio"
"encoding/base64"
"errors"
"log"
"net"
"net/http"
"net/url"
"strings"
"golang.org/x/net/proxy"
)
type netDialerFunc func(network, addr string) (net.Conn, error)
@ -21,7 +24,7 @@ func (fn netDialerFunc) Dial(network, addr string) (net.Conn, error) {
}
func init() {
proxy_RegisterDialerType("http", func(proxyURL *url.URL, forwardDialer proxy_Dialer) (proxy_Dialer, error) {
proxy.RegisterDialerType("http", func(proxyURL *url.URL, forwardDialer proxy.Dialer) (proxy.Dialer, error) {
return &httpProxyDialer{proxyURL: proxyURL, forwardDial: forwardDialer.Dial}, nil
})
}
@ -55,7 +58,9 @@ func (hpd *httpProxyDialer) Dial(network string, addr string) (net.Conn, error)
}
if err := connectReq.Write(conn); err != nil {
conn.Close()
if err := conn.Close(); err != nil {
log.Printf("httpProxyDialer: failed to close connection: %v", err)
}
return nil, err
}
@ -64,12 +69,16 @@ func (hpd *httpProxyDialer) Dial(network string, addr string) (net.Conn, error)
br := bufio.NewReader(conn)
resp, err := http.ReadResponse(br, connectReq)
if err != nil {
conn.Close()
if err := conn.Close(); err != nil {
log.Printf("httpProxyDialer: failed to close connection: %v", err)
}
return nil, err
}
if resp.StatusCode != 200 {
conn.Close()
if err := conn.Close(); err != nil {
log.Printf("httpProxyDialer: failed to close connection: %v", err)
}
f := strings.SplitN(resp.Status, " ", 2)
return nil, errors.New(f[1])
}

42
vendor/github.com/gorilla/websocket/server.go generated vendored
View file

@ -8,6 +8,7 @@
"bufio"
"errors"
"io"
"log"
"net/http"
"net/url"
"strings"
@ -154,8 +155,8 @@ func (u *Upgrader) Upgrade(w http.ResponseWriter, r *http.Request, responseHeade
}
challengeKey := r.Header.Get("Sec-Websocket-Key")
if challengeKey == "" {
return u.returnError(w, r, http.StatusBadRequest, "websocket: not a websocket handshake: 'Sec-WebSocket-Key' header is missing or blank")
if !isValidChallengeKey(challengeKey) {
return u.returnError(w, r, http.StatusBadRequest, "websocket: not a websocket handshake: 'Sec-WebSocket-Key' header must be Base64 encoded value of 16-byte in length")
}
subprotocol := u.selectSubprotocol(r, responseHeader)
@ -183,7 +184,9 @@ func (u *Upgrader) Upgrade(w http.ResponseWriter, r *http.Request, responseHeade
}
if brw.Reader.Buffered() > 0 {
netConn.Close()
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, errors.New("websocket: client sent data before handshake is complete")
}
@ -248,17 +251,34 @@ func (u *Upgrader) Upgrade(w http.ResponseWriter, r *http.Request, responseHeade
p = append(p, "\r\n"...)
// Clear deadlines set by HTTP server.
netConn.SetDeadline(time.Time{})
if err := netConn.SetDeadline(time.Time{}); err != nil {
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, err
}
if u.HandshakeTimeout > 0 {
netConn.SetWriteDeadline(time.Now().Add(u.HandshakeTimeout))
if err := netConn.SetWriteDeadline(time.Now().Add(u.HandshakeTimeout)); err != nil {
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, err
}
}
if _, err = netConn.Write(p); err != nil {
netConn.Close()
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, err
}
if u.HandshakeTimeout > 0 {
netConn.SetWriteDeadline(time.Time{})
if err := netConn.SetWriteDeadline(time.Time{}); err != nil {
if err := netConn.Close(); err != nil {
log.Printf("websocket: failed to close network connection: %v", err)
}
return nil, err
}
}
return c, nil
@ -356,8 +376,12 @@ func bufioWriterBuffer(originalWriter io.Writer, bw *bufio.Writer) []byte {
// bufio.Writer's underlying writer.
var wh writeHook
bw.Reset(&wh)
bw.WriteByte(0)
bw.Flush()
if err := bw.WriteByte(0); err != nil {
panic(err)
}
if err := bw.Flush(); err != nil {
log.Printf("websocket: bufioWriterBuffer: Flush: %v", err)
}
bw.Reset(originalWriter)

3
vendor/github.com/gorilla/websocket/tls_handshake.go generated vendored
View file

@ -1,6 +1,3 @@
//go:build go1.17
// +build go1.17
package websocket
import (

21
vendor/github.com/gorilla/websocket/tls_handshake_116.go generated vendored
View file

@ -1,21 +0,0 @@
//go:build !go1.17
// +build !go1.17
package websocket
import (
"context"
"crypto/tls"
)
func doHandshake(ctx context.Context, tlsConn *tls.Conn, cfg *tls.Config) error {
if err := tlsConn.Handshake(); err != nil {
return err
}
if !cfg.InsecureSkipVerify {
if err := tlsConn.VerifyHostname(cfg.ServerName); err != nil {
return err
}
}
return nil
}

19
vendor/github.com/gorilla/websocket/util.go generated vendored
View file

@ -6,7 +6,7 @@
import (
"crypto/rand"
"crypto/sha1"
"crypto/sha1" //#nosec G505 -- (CWE-327) https://datatracker.ietf.org/doc/html/rfc6455#page-54
"encoding/base64"
"io"
"net/http"
@ -17,7 +17,7 @@
var keyGUID = []byte("258EAFA5-E914-47DA-95CA-C5AB0DC85B11")
func computeAcceptKey(challengeKey string) string {
h := sha1.New()
h := sha1.New() //#nosec G401 -- (CWE-326) https://datatracker.ietf.org/doc/html/rfc6455#page-54
h.Write([]byte(challengeKey))
h.Write(keyGUID)
return base64.StdEncoding.EncodeToString(h.Sum(nil))
@ -281,3 +281,18 @@ func parseExtensions(header http.Header) []map[string]string {
}
return result
}
// isValidChallengeKey checks if the argument meets RFC6455 specification.
func isValidChallengeKey(s string) bool {
// From RFC6455:
//
// A |Sec-WebSocket-Key| header field with a base64-encoded (see
// Section 4 of [RFC4648]) value that, when decoded, is 16 bytes in
// length.
if s == "" {
return false
}
decoded, err := base64.StdEncoding.DecodeString(s)
return err == nil && len(decoded) == 16
}

473
vendor/github.com/gorilla/websocket/x_net_proxy.go generated vendored
View file

@ -1,473 +0,0 @@
// Code generated by golang.org/x/tools/cmd/bundle. DO NOT EDIT.
//go:generate bundle -o x_net_proxy.go golang.org/x/net/proxy
// Package proxy provides support for a variety of protocols to proxy network
// data.
//
package websocket
import (
"errors"
"io"
"net"
"net/url"
"os"
"strconv"
"strings"
"sync"
)
type proxy_direct struct{}
// Direct is a direct proxy: one that makes network connections directly.
var proxy_Direct = proxy_direct{}
func (proxy_direct) Dial(network, addr string) (net.Conn, error) {
return net.Dial(network, addr)
}
// A PerHost directs connections to a default Dialer unless the host name
// requested matches one of a number of exceptions.
type proxy_PerHost struct {
def, bypass proxy_Dialer
bypassNetworks []*net.IPNet
bypassIPs []net.IP
bypassZones []string
bypassHosts []string
}
// NewPerHost returns a PerHost Dialer that directs connections to either
// defaultDialer or bypass, depending on whether the connection matches one of
// the configured rules.
func proxy_NewPerHost(defaultDialer, bypass proxy_Dialer) *proxy_PerHost {
return &proxy_PerHost{
def: defaultDialer,
bypass: bypass,
}
}
// Dial connects to the address addr on the given network through either
// defaultDialer or bypass.
func (p *proxy_PerHost) Dial(network, addr string) (c net.Conn, err error) {
host, _, err := net.SplitHostPort(addr)
if err != nil {
return nil, err
}
return p.dialerForRequest(host).Dial(network, addr)
}
func (p *proxy_PerHost) dialerForRequest(host string) proxy_Dialer {
if ip := net.ParseIP(host); ip != nil {
for _, net := range p.bypassNetworks {
if net.Contains(ip) {
return p.bypass
}
}
for _, bypassIP := range p.bypassIPs {
if bypassIP.Equal(ip) {
return p.bypass
}
}
return p.def
}
for _, zone := range p.bypassZones {
if strings.HasSuffix(host, zone) {
return p.bypass
}
if host == zone[1:] {
// For a zone ".example.com", we match "example.com"
// too.
return p.bypass
}
}
for _, bypassHost := range p.bypassHosts {
if bypassHost == host {
return p.bypass
}
}
return p.def
}
// AddFromString parses a string that contains comma-separated values
// specifying hosts that should use the bypass proxy. Each value is either an
// IP address, a CIDR range, a zone (*.example.com) or a host name
// (localhost). A best effort is made to parse the string and errors are
// ignored.
func (p *proxy_PerHost) AddFromString(s string) {
hosts := strings.Split(s, ",")
for _, host := range hosts {
host = strings.TrimSpace(host)
if len(host) == 0 {
continue
}
if strings.Contains(host, "/") {
// We assume that it's a CIDR address like 127.0.0.0/8
if _, net, err := net.ParseCIDR(host); err == nil {
p.AddNetwork(net)
}
continue
}
if ip := net.ParseIP(host); ip != nil {
p.AddIP(ip)
continue
}
if strings.HasPrefix(host, "*.") {
p.AddZone(host[1:])
continue
}
p.AddHost(host)
}
}
// AddIP specifies an IP address that will use the bypass proxy. Note that
// this will only take effect if a literal IP address is dialed. A connection
// to a named host will never match an IP.
func (p *proxy_PerHost) AddIP(ip net.IP) {
p.bypassIPs = append(p.bypassIPs, ip)
}
// AddNetwork specifies an IP range that will use the bypass proxy. Note that
// this will only take effect if a literal IP address is dialed. A connection
// to a named host will never match.
func (p *proxy_PerHost) AddNetwork(net *net.IPNet) {
p.bypassNetworks = append(p.bypassNetworks, net)
}
// AddZone specifies a DNS suffix that will use the bypass proxy. A zone of
// "example.com" matches "example.com" and all of its subdomains.
func (p *proxy_PerHost) AddZone(zone string) {
if strings.HasSuffix(zone, ".") {
zone = zone[:len(zone)-1]
}
if !strings.HasPrefix(zone, ".") {
zone = "." + zone
}
p.bypassZones = append(p.bypassZones, zone)
}
// AddHost specifies a host name that will use the bypass proxy.
func (p *proxy_PerHost) AddHost(host string) {
if strings.HasSuffix(host, ".") {
host = host[:len(host)-1]
}
p.bypassHosts = append(p.bypassHosts, host)
}
// A Dialer is a means to establish a connection.
type proxy_Dialer interface {
// Dial connects to the given address via the proxy.
Dial(network, addr string) (c net.Conn, err error)
}
// Auth contains authentication parameters that specific Dialers may require.
type proxy_Auth struct {
User, Password string
}
// FromEnvironment returns the dialer specified by the proxy related variables in
// the environment.
func proxy_FromEnvironment() proxy_Dialer {
allProxy := proxy_allProxyEnv.Get()
if len(allProxy) == 0 {
return proxy_Direct
}
proxyURL, err := url.Parse(allProxy)
if err != nil {
return proxy_Direct
}
proxy, err := proxy_FromURL(proxyURL, proxy_Direct)
if err != nil {
return proxy_Direct
}
noProxy := proxy_noProxyEnv.Get()
if len(noProxy) == 0 {
return proxy
}
perHost := proxy_NewPerHost(proxy, proxy_Direct)
perHost.AddFromString(noProxy)
return perHost
}
// proxySchemes is a map from URL schemes to a function that creates a Dialer
// from a URL with such a scheme.
var proxy_proxySchemes map[string]func(*url.URL, proxy_Dialer) (proxy_Dialer, error)
// RegisterDialerType takes a URL scheme and a function to generate Dialers from
// a URL with that scheme and a forwarding Dialer. Registered schemes are used
// by FromURL.
func proxy_RegisterDialerType(scheme string, f func(*url.URL, proxy_Dialer) (proxy_Dialer, error)) {
if proxy_proxySchemes == nil {
proxy_proxySchemes = make(map[string]func(*url.URL, proxy_Dialer) (proxy_Dialer, error))
}
proxy_proxySchemes[scheme] = f
}
// FromURL returns a Dialer given a URL specification and an underlying
// Dialer for it to make network requests.
func proxy_FromURL(u *url.URL, forward proxy_Dialer) (proxy_Dialer, error) {
var auth *proxy_Auth
if u.User != nil {
auth = new(proxy_Auth)
auth.User = u.User.Username()
if p, ok := u.User.Password(); ok {
auth.Password = p
}
}
switch u.Scheme {
case "socks5":
return proxy_SOCKS5("tcp", u.Host, auth, forward)
}
// If the scheme doesn't match any of the built-in schemes, see if it
// was registered by another package.
if proxy_proxySchemes != nil {
if f, ok := proxy_proxySchemes[u.Scheme]; ok {
return f(u, forward)
}
}
return nil, errors.New("proxy: unknown scheme: " + u.Scheme)
}
var (
proxy_allProxyEnv = &proxy_envOnce{
names: []string{"ALL_PROXY", "all_proxy"},
}
proxy_noProxyEnv = &proxy_envOnce{
names: []string{"NO_PROXY", "no_proxy"},
}
)
// envOnce looks up an environment variable (optionally by multiple
// names) once. It mitigates expensive lookups on some platforms
// (e.g. Windows).
// (Borrowed from net/http/transport.go)
type proxy_envOnce struct {
names []string
once sync.Once
val string
}
func (e *proxy_envOnce) Get() string {
e.once.Do(e.init)
return e.val
}
func (e *proxy_envOnce) init() {
for _, n := range e.names {
e.val = os.Getenv(n)
if e.val != "" {
return
}
}
}
// SOCKS5 returns a Dialer that makes SOCKSv5 connections to the given address
// with an optional username and password. See RFC 1928 and RFC 1929.
func proxy_SOCKS5(network, addr string, auth *proxy_Auth, forward proxy_Dialer) (proxy_Dialer, error) {
s := &proxy_socks5{
network: network,
addr: addr,
forward: forward,
}
if auth != nil {
s.user = auth.User
s.password = auth.Password
}
return s, nil
}
type proxy_socks5 struct {
user, password string
network, addr string
forward proxy_Dialer
}
const proxy_socks5Version = 5
const (
proxy_socks5AuthNone = 0
proxy_socks5AuthPassword = 2
)
const proxy_socks5Connect = 1
const (
proxy_socks5IP4 = 1
proxy_socks5Domain = 3
proxy_socks5IP6 = 4
)
var proxy_socks5Errors = []string{
"",
"general failure",
"connection forbidden",
"network unreachable",
"host unreachable",
"connection refused",
"TTL expired",
"command not supported",
"address type not supported",
}
// Dial connects to the address addr on the given network via the SOCKS5 proxy.
func (s *proxy_socks5) Dial(network, addr string) (net.Conn, error) {
switch network {
case "tcp", "tcp6", "tcp4":
default:
return nil, errors.New("proxy: no support for SOCKS5 proxy connections of type " + network)
}
conn, err := s.forward.Dial(s.network, s.addr)
if err != nil {
return nil, err
}
if err := s.connect(conn, addr); err != nil {
conn.Close()
return nil, err
}
return conn, nil
}
// connect takes an existing connection to a socks5 proxy server,
// and commands the server to extend that connection to target,
// which must be a canonical address with a host and port.
func (s *proxy_socks5) connect(conn net.Conn, target string) error {
host, portStr, err := net.SplitHostPort(target)
if err != nil {
return err
}
port, err := strconv.Atoi(portStr)
if err != nil {
return errors.New("proxy: failed to parse port number: " + portStr)
}
if port < 1 || port > 0xffff {
return errors.New("proxy: port number out of range: " + portStr)
}
// the size here is just an estimate
buf := make([]byte, 0, 6+len(host))
buf = append(buf, proxy_socks5Version)
if len(s.user) > 0 && len(s.user) < 256 && len(s.password) < 256 {
buf = append(buf, 2 /* num auth methods */, proxy_socks5AuthNone, proxy_socks5AuthPassword)
} else {
buf = append(buf, 1 /* num auth methods */, proxy_socks5AuthNone)
}
if _, err := conn.Write(buf); err != nil {
return errors.New("proxy: failed to write greeting to SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
if _, err := io.ReadFull(conn, buf[:2]); err != nil {
return errors.New("proxy: failed to read greeting from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
if buf[0] != 5 {
return errors.New("proxy: SOCKS5 proxy at " + s.addr + " has unexpected version " + strconv.Itoa(int(buf[0])))
}
if buf[1] == 0xff {
return errors.New("proxy: SOCKS5 proxy at " + s.addr + " requires authentication")
}
// See RFC 1929
if buf[1] == proxy_socks5AuthPassword {
buf = buf[:0]
buf = append(buf, 1 /* password protocol version */)
buf = append(buf, uint8(len(s.user)))
buf = append(buf, s.user...)
buf = append(buf, uint8(len(s.password)))
buf = append(buf, s.password...)
if _, err := conn.Write(buf); err != nil {
return errors.New("proxy: failed to write authentication request to SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
if _, err := io.ReadFull(conn, buf[:2]); err != nil {
return errors.New("proxy: failed to read authentication reply from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
if buf[1] != 0 {
return errors.New("proxy: SOCKS5 proxy at " + s.addr + " rejected username/password")
}
}
buf = buf[:0]
buf = append(buf, proxy_socks5Version, proxy_socks5Connect, 0 /* reserved */)
if ip := net.ParseIP(host); ip != nil {
if ip4 := ip.To4(); ip4 != nil {
buf = append(buf, proxy_socks5IP4)
ip = ip4
} else {
buf = append(buf, proxy_socks5IP6)
}
buf = append(buf, ip...)
} else {
if len(host) > 255 {
return errors.New("proxy: destination host name too long: " + host)
}
buf = append(buf, proxy_socks5Domain)
buf = append(buf, byte(len(host)))
buf = append(buf, host...)
}
buf = append(buf, byte(port>>8), byte(port))
if _, err := conn.Write(buf); err != nil {
return errors.New("proxy: failed to write connect request to SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
if _, err := io.ReadFull(conn, buf[:4]); err != nil {
return errors.New("proxy: failed to read connect reply from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
failure := "unknown error"
if int(buf[1]) < len(proxy_socks5Errors) {
failure = proxy_socks5Errors[buf[1]]
}
if len(failure) > 0 {
return errors.New("proxy: SOCKS5 proxy at " + s.addr + " failed to connect: " + failure)
}
bytesToDiscard := 0
switch buf[3] {
case proxy_socks5IP4:
bytesToDiscard = net.IPv4len
case proxy_socks5IP6:
bytesToDiscard = net.IPv6len
case proxy_socks5Domain:
_, err := io.ReadFull(conn, buf[:1])
if err != nil {
return errors.New("proxy: failed to read domain length from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
bytesToDiscard = int(buf[0])
default:
return errors.New("proxy: got unknown address type " + strconv.Itoa(int(buf[3])) + " from SOCKS5 proxy at " + s.addr)
}
if cap(buf) < bytesToDiscard {
buf = make([]byte, bytesToDiscard)
} else {
buf = buf[:bytesToDiscard]
}
if _, err := io.ReadFull(conn, buf); err != nil {
return errors.New("proxy: failed to read address from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
// Also need to discard the port number
if _, err := io.ReadFull(conn, buf[:2]); err != nil {
return errors.New("proxy: failed to read port from SOCKS5 proxy at " + s.addr + ": " + err.Error())
}
return nil
}

168
vendor/golang.org/x/net/internal/socks/client.go generated vendored Normal file
View file

@ -0,0 +1,168 @@
// Copyright 2018 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 socks
import (
"context"
"errors"
"io"
"net"
"strconv"
"time"
)
var (
noDeadline = time.Time{}
aLongTimeAgo = time.Unix(1, 0)
)
func (d *Dialer) connect(ctx context.Context, c net.Conn, address string) (_ net.Addr, ctxErr error) {
host, port, err := splitHostPort(address)
if err != nil {
return nil, err
}
if deadline, ok := ctx.Deadline(); ok && !deadline.IsZero() {
c.SetDeadline(deadline)
defer c.SetDeadline(noDeadline)
}
if ctx != context.Background() {
errCh := make(chan error, 1)
done := make(chan struct{})
defer func() {
close(done)
if ctxErr == nil {
ctxErr = <-errCh
}
}()
go func() {
select {
case <-ctx.Done():
c.SetDeadline(aLongTimeAgo)
errCh <- ctx.Err()
case <-done:
errCh <- nil
}
}()
}
b := make([]byte, 0, 6+len(host)) // the size here is just an estimate
b = append(b, Version5)
if len(d.AuthMethods) == 0 || d.Authenticate == nil {
b = append(b, 1, byte(AuthMethodNotRequired))
} else {
ams := d.AuthMethods
if len(ams) > 255 {
return nil, errors.New("too many authentication methods")
}
b = append(b, byte(len(ams)))
for _, am := range ams {
b = append(b, byte(am))
}
}
if _, ctxErr = c.Write(b); ctxErr != nil {
return
}
if _, ctxErr = io.ReadFull(c, b[:2]); ctxErr != nil {
return
}
if b[0] != Version5 {
return nil, errors.New("unexpected protocol version " + strconv.Itoa(int(b[0])))
}
am := AuthMethod(b[1])
if am == AuthMethodNoAcceptableMethods {
return nil, errors.New("no acceptable authentication methods")
}
if d.Authenticate != nil {
if ctxErr = d.Authenticate(ctx, c, am); ctxErr != nil {
return
}
}
b = b[:0]
b = append(b, Version5, byte(d.cmd), 0)
if ip := net.ParseIP(host); ip != nil {
if ip4 := ip.To4(); ip4 != nil {
b = append(b, AddrTypeIPv4)
b = append(b, ip4...)
} else if ip6 := ip.To16(); ip6 != nil {
b = append(b, AddrTypeIPv6)
b = append(b, ip6...)
} else {
return nil, errors.New("unknown address type")
}
} else {
if len(host) > 255 {
return nil, errors.New("FQDN too long")
}
b = append(b, AddrTypeFQDN)
b = append(b, byte(len(host)))
b = append(b, host...)
}
b = append(b, byte(port>>8), byte(port))
if _, ctxErr = c.Write(b); ctxErr != nil {
return
}
if _, ctxErr = io.ReadFull(c, b[:4]); ctxErr != nil {
return
}
if b[0] != Version5 {
return nil, errors.New("unexpected protocol version " + strconv.Itoa(int(b[0])))
}
if cmdErr := Reply(b[1]); cmdErr != StatusSucceeded {
return nil, errors.New("unknown error " + cmdErr.String())
}
if b[2] != 0 {
return nil, errors.New("non-zero reserved field")
}
l := 2
var a Addr
switch b[3] {
case AddrTypeIPv4:
l += net.IPv4len
a.IP = make(net.IP, net.IPv4len)
case AddrTypeIPv6:
l += net.IPv6len
a.IP = make(net.IP, net.IPv6len)
case AddrTypeFQDN:
if _, err := io.ReadFull(c, b[:1]); err != nil {
return nil, err
}
l += int(b[0])
default:
return nil, errors.New("unknown address type " + strconv.Itoa(int(b[3])))
}
if cap(b) < l {
b = make([]byte, l)
} else {
b = b[:l]
}
if _, ctxErr = io.ReadFull(c, b); ctxErr != nil {
return
}
if a.IP != nil {
copy(a.IP, b)
} else {
a.Name = string(b[:len(b)-2])
}
a.Port = int(b[len(b)-2])<<8 | int(b[len(b)-1])
return &a, nil
}
func splitHostPort(address string) (string, int, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return "", 0, err
}
portnum, err := strconv.Atoi(port)
if err != nil {
return "", 0, err
}
if 1 > portnum || portnum > 0xffff {
return "", 0, errors.New("port number out of range " + port)
}
return host, portnum, nil
}

317
vendor/golang.org/x/net/internal/socks/socks.go generated vendored Normal file
View file

@ -0,0 +1,317 @@
// Copyright 2018 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 socks provides a SOCKS version 5 client implementation.
//
// SOCKS protocol version 5 is defined in RFC 1928.
// Username/Password authentication for SOCKS version 5 is defined in
// RFC 1929.
package socks
import (
"context"
"errors"
"io"
"net"
"strconv"
)
// A Command represents a SOCKS command.
type Command int
func (cmd Command) String() string {
switch cmd {
case CmdConnect:
return "socks connect"
case cmdBind:
return "socks bind"
default:
return "socks " + strconv.Itoa(int(cmd))
}
}
// An AuthMethod represents a SOCKS authentication method.
type AuthMethod int
// A Reply represents a SOCKS command reply code.
type Reply int
func (code Reply) String() string {
switch code {
case StatusSucceeded:
return "succeeded"
case 0x01:
return "general SOCKS server failure"
case 0x02:
return "connection not allowed by ruleset"
case 0x03:
return "network unreachable"
case 0x04:
return "host unreachable"
case 0x05:
return "connection refused"
case 0x06:
return "TTL expired"
case 0x07:
return "command not supported"
case 0x08:
return "address type not supported"
default:
return "unknown code: " + strconv.Itoa(int(code))
}
}
// Wire protocol constants.
const (
Version5 = 0x05
AddrTypeIPv4 = 0x01
AddrTypeFQDN = 0x03
AddrTypeIPv6 = 0x04
CmdConnect Command = 0x01 // establishes an active-open forward proxy connection
cmdBind Command = 0x02 // establishes a passive-open forward proxy connection
AuthMethodNotRequired AuthMethod = 0x00 // no authentication required
AuthMethodUsernamePassword AuthMethod = 0x02 // use username/password
AuthMethodNoAcceptableMethods AuthMethod = 0xff // no acceptable authentication methods
StatusSucceeded Reply = 0x00
)
// An Addr represents a SOCKS-specific address.
// Either Name or IP is used exclusively.
type Addr struct {
Name string // fully-qualified domain name
IP net.IP
Port int
}
func (a *Addr) Network() string { return "socks" }
func (a *Addr) String() string {
if a == nil {
return "<nil>"
}
port := strconv.Itoa(a.Port)
if a.IP == nil {
return net.JoinHostPort(a.Name, port)
}
return net.JoinHostPort(a.IP.String(), port)
}
// A Conn represents a forward proxy connection.
type Conn struct {
net.Conn
boundAddr net.Addr
}
// BoundAddr returns the address assigned by the proxy server for
// connecting to the command target address from the proxy server.
func (c *Conn) BoundAddr() net.Addr {
if c == nil {
return nil
}
return c.boundAddr
}
// A Dialer holds SOCKS-specific options.
type Dialer struct {
cmd Command // either CmdConnect or cmdBind
proxyNetwork string // network between a proxy server and a client
proxyAddress string // proxy server address
// ProxyDial specifies the optional dial function for
// establishing the transport connection.
ProxyDial func(context.Context, string, string) (net.Conn, error)
// AuthMethods specifies the list of request authentication
// methods.
// If empty, SOCKS client requests only AuthMethodNotRequired.
AuthMethods []AuthMethod
// Authenticate specifies the optional authentication
// function. It must be non-nil when AuthMethods is not empty.
// It must return an error when the authentication is failed.
Authenticate func(context.Context, io.ReadWriter, AuthMethod) error
}
// DialContext connects to the provided address on the provided
// network.
//
// The returned error value may be a net.OpError. When the Op field of
// net.OpError contains "socks", the Source field contains a proxy
// server address and the Addr field contains a command target
// address.
//
// See func Dial of the net package of standard library for a
// description of the network and address parameters.
func (d *Dialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
if err := d.validateTarget(network, address); err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
if ctx == nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: errors.New("nil context")}
}
var err error
var c net.Conn
if d.ProxyDial != nil {
c, err = d.ProxyDial(ctx, d.proxyNetwork, d.proxyAddress)
} else {
var dd net.Dialer
c, err = dd.DialContext(ctx, d.proxyNetwork, d.proxyAddress)
}
if err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
a, err := d.connect(ctx, c, address)
if err != nil {
c.Close()
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
return &Conn{Conn: c, boundAddr: a}, nil
}
// DialWithConn initiates a connection from SOCKS server to the target
// network and address using the connection c that is already
// connected to the SOCKS server.
//
// It returns the connection's local address assigned by the SOCKS
// server.
func (d *Dialer) DialWithConn(ctx context.Context, c net.Conn, network, address string) (net.Addr, error) {
if err := d.validateTarget(network, address); err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
if ctx == nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: errors.New("nil context")}
}
a, err := d.connect(ctx, c, address)
if err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
return a, nil
}
// Dial connects to the provided address on the provided network.
//
// Unlike DialContext, it returns a raw transport connection instead
// of a forward proxy connection.
//
// Deprecated: Use DialContext or DialWithConn instead.
func (d *Dialer) Dial(network, address string) (net.Conn, error) {
if err := d.validateTarget(network, address); err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
var err error
var c net.Conn
if d.ProxyDial != nil {
c, err = d.ProxyDial(context.Background(), d.proxyNetwork, d.proxyAddress)
} else {
c, err = net.Dial(d.proxyNetwork, d.proxyAddress)
}
if err != nil {
proxy, dst, _ := d.pathAddrs(address)
return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
}
if _, err := d.DialWithConn(context.Background(), c, network, address); err != nil {
c.Close()
return nil, err
}
return c, nil
}
func (d *Dialer) validateTarget(network, address string) error {
switch network {
case "tcp", "tcp6", "tcp4":
default:
return errors.New("network not implemented")
}
switch d.cmd {
case CmdConnect, cmdBind:
default:
return errors.New("command not implemented")
}
return nil
}
func (d *Dialer) pathAddrs(address string) (proxy, dst net.Addr, err error) {
for i, s := range []string{d.proxyAddress, address} {
host, port, err := splitHostPort(s)
if err != nil {
return nil, nil, err
}
a := &Addr{Port: port}
a.IP = net.ParseIP(host)
if a.IP == nil {
a.Name = host
}
if i == 0 {
proxy = a
} else {
dst = a
}
}
return
}
// NewDialer returns a new Dialer that dials through the provided
// proxy server's network and address.
func NewDialer(network, address string) *Dialer {
return &Dialer{proxyNetwork: network, proxyAddress: address, cmd: CmdConnect}
}
const (
authUsernamePasswordVersion = 0x01
authStatusSucceeded = 0x00
)
// UsernamePassword are the credentials for the username/password
// authentication method.
type UsernamePassword struct {
Username string
Password string
}
// Authenticate authenticates a pair of username and password with the
// proxy server.
func (up *UsernamePassword) Authenticate(ctx context.Context, rw io.ReadWriter, auth AuthMethod) error {
switch auth {
case AuthMethodNotRequired:
return nil
case AuthMethodUsernamePassword:
if len(up.Username) == 0 || len(up.Username) > 255 || len(up.Password) > 255 {
return errors.New("invalid username/password")
}
b := []byte{authUsernamePasswordVersion}
b = append(b, byte(len(up.Username)))
b = append(b, up.Username...)
b = append(b, byte(len(up.Password)))
b = append(b, up.Password...)
// TODO(mikio): handle IO deadlines and cancelation if
// necessary
if _, err := rw.Write(b); err != nil {
return err
}
if _, err := io.ReadFull(rw, b[:2]); err != nil {
return err
}
if b[0] != authUsernamePasswordVersion {
return errors.New("invalid username/password version")
}
if b[1] != authStatusSucceeded {
return errors.New("username/password authentication failed")
}
return nil
}
return errors.New("unsupported authentication method " + strconv.Itoa(int(auth)))
}

54
vendor/golang.org/x/net/proxy/dial.go generated vendored Normal file
View file

@ -0,0 +1,54 @@
// Copyright 2019 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 (
"context"
"net"
)
// A ContextDialer dials using a context.
type ContextDialer interface {
DialContext(ctx context.Context, network, address string) (net.Conn, error)
}
// Dial works like DialContext on net.Dialer but using a dialer returned by FromEnvironment.
//
// The passed ctx is only used for returning the Conn, not the lifetime of the Conn.
//
// Custom dialers (registered via RegisterDialerType) that do not implement ContextDialer
// can leak a goroutine for as long as it takes the underlying Dialer implementation to timeout.
//
// A Conn returned from a successful Dial after the context has been cancelled will be immediately closed.
func Dial(ctx context.Context, network, address string) (net.Conn, error) {
d := FromEnvironment()
if xd, ok := d.(ContextDialer); ok {
return xd.DialContext(ctx, network, address)
}
return dialContext(ctx, d, network, address)
}
// WARNING: this can leak a goroutine for as long as the underlying Dialer implementation takes to timeout
// A Conn returned from a successful Dial after the context has been cancelled will be immediately closed.
func dialContext(ctx context.Context, d Dialer, network, address string) (net.Conn, error) {
var (
conn net.Conn
done = make(chan struct{}, 1)
err error
)
go func() {
conn, err = d.Dial(network, address)
close(done)
if conn != nil && ctx.Err() != nil {
conn.Close()
}
}()
select {
case <-ctx.Done():
err = ctx.Err()
case <-done:
}
return conn, err
}

31
vendor/golang.org/x/net/proxy/direct.go generated vendored Normal file
View file

@ -0,0 +1,31 @@
// 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 (
"context"
"net"
)
type direct struct{}
// Direct implements Dialer by making network connections directly using net.Dial or net.DialContext.
var Direct = direct{}
var (
_ Dialer = Direct
_ ContextDialer = Direct
)
// Dial directly invokes net.Dial with the supplied parameters.
func (direct) Dial(network, addr string) (net.Conn, error) {
return net.Dial(network, addr)
}
// DialContext instantiates a net.Dialer and invokes its DialContext receiver with the supplied parameters.
func (direct) DialContext(ctx context.Context, network, addr string) (net.Conn, error) {
var d net.Dialer
return d.DialContext(ctx, network, addr)
}

155
vendor/golang.org/x/net/proxy/per_host.go generated vendored Normal file
View file

@ -0,0 +1,155 @@
// 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 (
"context"
"net"
"strings"
)
// A PerHost directs connections to a default Dialer unless the host name
// requested matches one of a number of exceptions.
type PerHost struct {
def, bypass Dialer
bypassNetworks []*net.IPNet
bypassIPs []net.IP
bypassZones []string
bypassHosts []string
}
// NewPerHost returns a PerHost Dialer that directs connections to either
// defaultDialer or bypass, depending on whether the connection matches one of
// the configured rules.
func NewPerHost(defaultDialer, bypass Dialer) *PerHost {
return &PerHost{
def: defaultDialer,
bypass: bypass,
}
}
// Dial connects to the address addr on the given network through either
// defaultDialer or bypass.
func (p *PerHost) Dial(network, addr string) (c net.Conn, err error) {
host, _, err := net.SplitHostPort(addr)
if err != nil {
return nil, err
}
return p.dialerForRequest(host).Dial(network, addr)
}
// DialContext connects to the address addr on the given network through either
// defaultDialer or bypass.
func (p *PerHost) DialContext(ctx context.Context, network, addr string) (c net.Conn, err error) {
host, _, err := net.SplitHostPort(addr)
if err != nil {
return nil, err
}
d := p.dialerForRequest(host)
if x, ok := d.(ContextDialer); ok {
return x.DialContext(ctx, network, addr)
}
return dialContext(ctx, d, network, addr)
}
func (p *PerHost) dialerForRequest(host string) Dialer {
if ip := net.ParseIP(host); ip != nil {
for _, net := range p.bypassNetworks {
if net.Contains(ip) {
return p.bypass
}
}
for _, bypassIP := range p.bypassIPs {
if bypassIP.Equal(ip) {
return p.bypass
}
}
return p.def
}
for _, zone := range p.bypassZones {
if strings.HasSuffix(host, zone) {
return p.bypass
}
if host == zone[1:] {
// For a zone ".example.com", we match "example.com"
// too.
return p.bypass
}
}
for _, bypassHost := range p.bypassHosts {
if bypassHost == host {
return p.bypass
}
}
return p.def
}
// AddFromString parses a string that contains comma-separated values
// specifying hosts that should use the bypass proxy. Each value is either an
// IP address, a CIDR range, a zone (*.example.com) or a host name
// (localhost). A best effort is made to parse the string and errors are
// ignored.
func (p *PerHost) AddFromString(s string) {
hosts := strings.Split(s, ",")
for _, host := range hosts {
host = strings.TrimSpace(host)
if len(host) == 0 {
continue
}
if strings.Contains(host, "/") {
// We assume that it's a CIDR address like 127.0.0.0/8
if _, net, err := net.ParseCIDR(host); err == nil {
p.AddNetwork(net)
}
continue
}
if ip := net.ParseIP(host); ip != nil {
p.AddIP(ip)
continue
}
if strings.HasPrefix(host, "*.") {
p.AddZone(host[1:])
continue
}
p.AddHost(host)
}
}
// AddIP specifies an IP address that will use the bypass proxy. Note that
// this will only take effect if a literal IP address is dialed. A connection
// to a named host will never match an IP.
func (p *PerHost) AddIP(ip net.IP) {
p.bypassIPs = append(p.bypassIPs, ip)
}
// AddNetwork specifies an IP range that will use the bypass proxy. Note that
// this will only take effect if a literal IP address is dialed. A connection
// to a named host will never match.
func (p *PerHost) AddNetwork(net *net.IPNet) {
p.bypassNetworks = append(p.bypassNetworks, net)
}
// AddZone specifies a DNS suffix that will use the bypass proxy. A zone of
// "example.com" matches "example.com" and all of its subdomains.
func (p *PerHost) AddZone(zone string) {
if strings.HasSuffix(zone, ".") {
zone = zone[:len(zone)-1]
}
if !strings.HasPrefix(zone, ".") {
zone = "." + zone
}
p.bypassZones = append(p.bypassZones, zone)
}
// AddHost specifies a host name that will use the bypass proxy.
func (p *PerHost) AddHost(host string) {
if strings.HasSuffix(host, ".") {
host = host[:len(host)-1]
}
p.bypassHosts = append(p.bypassHosts, host)
}

149
vendor/golang.org/x/net/proxy/proxy.go generated vendored Normal file
View file

@ -0,0 +1,149 @@
// 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 provides support for a variety of protocols to proxy network
// data.
package proxy // import "golang.org/x/net/proxy"
import (
"errors"
"net"
"net/url"
"os"
"sync"
)
// A Dialer is a means to establish a connection.
// Custom dialers should also implement ContextDialer.
type Dialer interface {
// Dial connects to the given address via the proxy.
Dial(network, addr string) (c net.Conn, err error)
}
// Auth contains authentication parameters that specific Dialers may require.
type Auth struct {
User, Password string
}
// FromEnvironment returns the dialer specified by the proxy-related
// variables in the environment and makes underlying connections
// directly.
func FromEnvironment() Dialer {
return FromEnvironmentUsing(Direct)
}
// FromEnvironmentUsing returns the dialer specify by the proxy-related
// variables in the environment and makes underlying connections
// using the provided forwarding Dialer (for instance, a *net.Dialer
// with desired configuration).
func FromEnvironmentUsing(forward Dialer) Dialer {
allProxy := allProxyEnv.Get()
if len(allProxy) == 0 {
return forward
}
proxyURL, err := url.Parse(allProxy)
if err != nil {
return forward
}
proxy, err := FromURL(proxyURL, forward)
if err != nil {
return forward
}
noProxy := noProxyEnv.Get()
if len(noProxy) == 0 {
return proxy
}
perHost := NewPerHost(proxy, forward)
perHost.AddFromString(noProxy)
return perHost
}
// proxySchemes is a map from URL schemes to a function that creates a Dialer
// from a URL with such a scheme.
var proxySchemes map[string]func(*url.URL, Dialer) (Dialer, error)
// RegisterDialerType takes a URL scheme and a function to generate Dialers from
// a URL with that scheme and a forwarding Dialer. Registered schemes are used
// by FromURL.
func RegisterDialerType(scheme string, f func(*url.URL, Dialer) (Dialer, error)) {
if proxySchemes == nil {
proxySchemes = make(map[string]func(*url.URL, Dialer) (Dialer, error))
}
proxySchemes[scheme] = f
}
// FromURL returns a Dialer given a URL specification and an underlying
// Dialer for it to make network requests.
func FromURL(u *url.URL, forward Dialer) (Dialer, error) {
var auth *Auth
if u.User != nil {
auth = new(Auth)
auth.User = u.User.Username()
if p, ok := u.User.Password(); ok {
auth.Password = p
}
}
switch u.Scheme {
case "socks5", "socks5h":
addr := u.Hostname()
port := u.Port()
if port == "" {
port = "1080"
}
return SOCKS5("tcp", net.JoinHostPort(addr, port), auth, forward)
}
// If the scheme doesn't match any of the built-in schemes, see if it
// was registered by another package.
if proxySchemes != nil {
if f, ok := proxySchemes[u.Scheme]; ok {
return f(u, forward)
}
}
return nil, errors.New("proxy: unknown scheme: " + u.Scheme)
}
var (
allProxyEnv = &envOnce{
names: []string{"ALL_PROXY", "all_proxy"},
}
noProxyEnv = &envOnce{
names: []string{"NO_PROXY", "no_proxy"},
}
)
// envOnce looks up an environment variable (optionally by multiple
// names) once. It mitigates expensive lookups on some platforms
// (e.g. Windows).
// (Borrowed from net/http/transport.go)
type envOnce struct {
names []string
once sync.Once
val string
}
func (e *envOnce) Get() string {
e.once.Do(e.init)
return e.val
}
func (e *envOnce) init() {
for _, n := range e.names {
e.val = os.Getenv(n)
if e.val != "" {
return
}
}
}
// reset is used by tests
func (e *envOnce) reset() {
e.once = sync.Once{}
e.val = ""
}

42
vendor/golang.org/x/net/proxy/socks5.go generated vendored Normal file
View file

@ -0,0 +1,42 @@
// 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 (
"context"
"net"
"golang.org/x/net/internal/socks"
)
// SOCKS5 returns a Dialer that makes SOCKSv5 connections to the given
// address with an optional username and password.
// See RFC 1928 and RFC 1929.
func SOCKS5(network, address string, auth *Auth, forward Dialer) (Dialer, error) {
d := socks.NewDialer(network, address)
if forward != nil {
if f, ok := forward.(ContextDialer); ok {
d.ProxyDial = func(ctx context.Context, network string, address string) (net.Conn, error) {
return f.DialContext(ctx, network, address)
}
} else {
d.ProxyDial = func(ctx context.Context, network string, address string) (net.Conn, error) {
return dialContext(ctx, forward, network, address)
}
}
}
if auth != nil {
up := socks.UsernamePassword{
Username: auth.User,
Password: auth.Password,
}
d.AuthMethods = []socks.AuthMethod{
socks.AuthMethodNotRequired,
socks.AuthMethodUsernamePassword,
}
d.Authenticate = up.Authenticate
}
return d, nil
}

6
vendor/modules.txt vendored
View file

@ -290,8 +290,8 @@ github.com/gorilla/securecookie
# github.com/gorilla/sessions v1.2.1
## explicit
github.com/gorilla/sessions
# github.com/gorilla/websocket v1.5.0
## explicit; go 1.12
# github.com/gorilla/websocket v1.5.1
## explicit; go 1.20
github.com/gorilla/websocket
# github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0
## explicit; go 1.17
@ -894,9 +894,11 @@ golang.org/x/net/http2/hpack
golang.org/x/net/idna
golang.org/x/net/internal/iana
golang.org/x/net/internal/socket
golang.org/x/net/internal/socks
golang.org/x/net/internal/timeseries
golang.org/x/net/ipv4
golang.org/x/net/ipv6
golang.org/x/net/proxy
golang.org/x/net/publicsuffix
golang.org/x/net/trace
# golang.org/x/oauth2 v0.13.0