[chore]: Bump github.com/microcosm-cc/bluemonday from 1.0.20 to 1.0.21 (#1004)

Bumps [github.com/microcosm-cc/bluemonday](https://github.com/microcosm-cc/bluemonday) from 1.0.20 to 1.0.21.
- [Release notes](https://github.com/microcosm-cc/bluemonday/releases)
- [Commits](https://github.com/microcosm-cc/bluemonday/compare/v1.0.20...v1.0.21)

---
updated-dependencies:
- dependency-name: github.com/microcosm-cc/bluemonday
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
This commit is contained in:
dependabot[bot] 2022-11-08 11:11:35 +01:00 committed by GitHub
parent 18e7e00732
commit a9a43beca2
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 131 additions and 77 deletions

4
go.mod
View File

@ -29,7 +29,7 @@ require (
github.com/h2non/filetype v1.1.3 github.com/h2non/filetype v1.1.3
github.com/jackc/pgconn v1.13.0 github.com/jackc/pgconn v1.13.0
github.com/jackc/pgx/v4 v4.17.2 github.com/jackc/pgx/v4 v4.17.2
github.com/microcosm-cc/bluemonday v1.0.20 github.com/microcosm-cc/bluemonday v1.0.21
github.com/miekg/dns v1.1.50 github.com/miekg/dns v1.1.50
github.com/minio/minio-go/v7 v7.0.43 github.com/minio/minio-go/v7 v7.0.43
github.com/mitchellh/mapstructure v1.5.0 github.com/mitchellh/mapstructure v1.5.0
@ -50,7 +50,7 @@ require (
github.com/wagslane/go-password-validator v0.3.0 github.com/wagslane/go-password-validator v0.3.0
golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90 golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90
golang.org/x/exp v0.0.0-20220613132600-b0d781184e0d golang.org/x/exp v0.0.0-20220613132600-b0d781184e0d
golang.org/x/net v0.0.0-20220909164309-bea034e7d591 golang.org/x/net v0.0.0-20221002022538-bcab6841153b
golang.org/x/oauth2 v0.0.0-20220822191816-0ebed06d0094 golang.org/x/oauth2 v0.0.0-20220822191816-0ebed06d0094
golang.org/x/text v0.4.0 golang.org/x/text v0.4.0
gopkg.in/mcuadros/go-syslog.v2 v2.3.0 gopkg.in/mcuadros/go-syslog.v2 v2.3.0

8
go.sum
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@ -451,8 +451,8 @@ github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27k
github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ= github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM= github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-sqlite3 v2.0.3+incompatible h1:gXHsfypPkaMZrKbD5209QV9jbUTJKjyR5WD3HYQSd+U= github.com/mattn/go-sqlite3 v2.0.3+incompatible h1:gXHsfypPkaMZrKbD5209QV9jbUTJKjyR5WD3HYQSd+U=
github.com/microcosm-cc/bluemonday v1.0.20 h1:flpzsq4KU3QIYAYGV/szUat7H+GPOXR0B2JU5A1Wp8Y= github.com/microcosm-cc/bluemonday v1.0.21 h1:dNH3e4PSyE4vNX+KlRGHT5KrSvjeUkoNPwEORjffHJg=
github.com/microcosm-cc/bluemonday v1.0.20/go.mod h1:yfBmMi8mxvaZut3Yytv+jTXRY8mxyjJ0/kQBTElld50= github.com/microcosm-cc/bluemonday v1.0.21/go.mod h1:ytNkv4RrDrLJ2pqlsSI46O6IVXmZOBBD4SaJyDwwTkM=
github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA= github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME= github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
github.com/minio/md5-simd v1.1.2 h1:Gdi1DZK69+ZVMoNHRXJyNcxrMA4dSxoYHZSQbirFg34= github.com/minio/md5-simd v1.1.2 h1:Gdi1DZK69+ZVMoNHRXJyNcxrMA4dSxoYHZSQbirFg34=
@ -758,8 +758,8 @@ golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su
golang.org/x/net v0.0.0-20220607020251-c690dde0001d/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= golang.org/x/net v0.0.0-20220607020251-c690dde0001d/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.0.0-20220826154423-83b083e8dc8b/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk= golang.org/x/net v0.0.0-20220826154423-83b083e8dc8b/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
golang.org/x/net v0.0.0-20220909164309-bea034e7d591 h1:D0B/7al0LLrVC8aWF4+oxpv/m8bc7ViFfVS8/gXGdqI= golang.org/x/net v0.0.0-20221002022538-bcab6841153b h1:6e93nYa3hNqAvLr0pD4PN1fFS+gKzp2zAXqrnTCstqU=
golang.org/x/net v0.0.0-20220909164309-bea034e7d591/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk= golang.org/x/net v0.0.0-20221002022538-bcab6841153b/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=

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@ -35,31 +35,31 @@ the allowlist will be stripped.
The default bluemonday.UGCPolicy().Sanitize() turns this: The default bluemonday.UGCPolicy().Sanitize() turns this:
Hello <STYLE>.XSS{background-image:url("javascript:alert('XSS')");}</STYLE><A CLASS=XSS></A>World Hello <STYLE>.XSS{background-image:url("javascript:alert('XSS')");}</STYLE><A CLASS=XSS></A>World
Into the more harmless: Into the more harmless:
Hello World Hello World
And it turns this: And it turns this:
<a href="javascript:alert('XSS1')" onmouseover="alert('XSS2')">XSS<a> <a href="javascript:alert('XSS1')" onmouseover="alert('XSS2')">XSS<a>
Into this: Into this:
XSS XSS
Whilst still allowing this: Whilst still allowing this:
<a href="http://www.google.com/"> <a href="http://www.google.com/">
<img src="https://ssl.gstatic.com/accounts/ui/logo_2x.png"/> <img src="https://ssl.gstatic.com/accounts/ui/logo_2x.png"/>
</a> </a>
To pass through mostly unaltered (it gained a rel="nofollow"): To pass through mostly unaltered (it gained a rel="nofollow"):
<a href="http://www.google.com/" rel="nofollow"> <a href="http://www.google.com/" rel="nofollow">
<img src="https://ssl.gstatic.com/accounts/ui/logo_2x.png"/> <img src="https://ssl.gstatic.com/accounts/ui/logo_2x.png"/>
</a> </a>
The primary purpose of bluemonday is to take potentially unsafe user generated The primary purpose of bluemonday is to take potentially unsafe user generated
content (from things like Markdown, HTML WYSIWYG tools, etc) and make it safe content (from things like Markdown, HTML WYSIWYG tools, etc) and make it safe
@ -95,10 +95,10 @@ attributes are considered safe for your scenario. OWASP provide an XSS
prevention cheat sheet ( https://www.google.com/search?q=xss+prevention+cheat+sheet ) prevention cheat sheet ( https://www.google.com/search?q=xss+prevention+cheat+sheet )
to help explain the risks, but essentially: to help explain the risks, but essentially:
1. Avoid allowing anything other than plain HTML elements 1. Avoid allowing anything other than plain HTML elements
2. Avoid allowing `script`, `style`, `iframe`, `object`, `embed`, `base` 2. Avoid allowing `script`, `style`, `iframe`, `object`, `embed`, `base`
elements elements
3. Avoid allowing anything other than plain HTML elements with simple 3. Avoid allowing anything other than plain HTML elements with simple
values that you can match to a regexp values that you can match to a regexp
*/ */
package bluemonday package bluemonday

View File

@ -193,10 +193,11 @@ func (p *Policy) AllowImages() {
// http://en.wikipedia.org/wiki/Data_URI_scheme // http://en.wikipedia.org/wiki/Data_URI_scheme
// //
// Images must have a mimetype matching: // Images must have a mimetype matching:
// image/gif //
// image/jpeg // image/gif
// image/png // image/jpeg
// image/webp // image/png
// image/webp
// //
// NOTE: There is a potential security risk to allowing data URIs and you should // NOTE: There is a potential security risk to allowing data URIs and you should
// only permit them on content you already trust. // only permit them on content you already trust.

View File

@ -440,8 +440,8 @@ func (p *Policy) sanitize(r io.Reader, w io.Writer) error {
if _, err := buff.WriteString(" "); err != nil { if _, err := buff.WriteString(" "); err != nil {
return err return err
} }
break
} }
break
} }
if !skipElementContent { if !skipElementContent {
if _, err := buff.WriteString(token.String()); err != nil { if _, err := buff.WriteString(token.String()); err != nil {

View File

@ -70,6 +70,15 @@ func NewHandler(h http.Handler, s *http2.Server) http.Handler {
} }
} }
// extractServer extracts existing http.Server instance from http.Request or create an empty http.Server
func extractServer(r *http.Request) *http.Server {
server, ok := r.Context().Value(http.ServerContextKey).(*http.Server)
if ok {
return server
}
return new(http.Server)
}
// ServeHTTP implement the h2c support that is enabled by h2c.GetH2CHandler. // ServeHTTP implement the h2c support that is enabled by h2c.GetH2CHandler.
func (s h2cHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) { func (s h2cHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
// Handle h2c with prior knowledge (RFC 7540 Section 3.4) // Handle h2c with prior knowledge (RFC 7540 Section 3.4)
@ -87,6 +96,7 @@ func (s h2cHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
defer conn.Close() defer conn.Close()
s.s.ServeConn(conn, &http2.ServeConnOpts{ s.s.ServeConn(conn, &http2.ServeConnOpts{
Context: r.Context(), Context: r.Context(),
BaseConfig: extractServer(r),
Handler: s.Handler, Handler: s.Handler,
SawClientPreface: true, SawClientPreface: true,
}) })
@ -104,6 +114,7 @@ func (s h2cHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
defer conn.Close() defer conn.Close()
s.s.ServeConn(conn, &http2.ServeConnOpts{ s.s.ServeConn(conn, &http2.ServeConnOpts{
Context: r.Context(), Context: r.Context(),
BaseConfig: extractServer(r),
Handler: s.Handler, Handler: s.Handler,
UpgradeRequest: r, UpgradeRequest: r,
Settings: settings, Settings: settings,

View File

@ -143,7 +143,7 @@ type Server struct {
} }
func (s *Server) initialConnRecvWindowSize() int32 { func (s *Server) initialConnRecvWindowSize() int32 {
if s.MaxUploadBufferPerConnection > initialWindowSize { if s.MaxUploadBufferPerConnection >= initialWindowSize {
return s.MaxUploadBufferPerConnection return s.MaxUploadBufferPerConnection
} }
return 1 << 20 return 1 << 20
@ -869,9 +869,7 @@ func (sc *serverConn) serve() {
// Each connection starts with initialWindowSize inflow tokens. // Each connection starts with initialWindowSize inflow tokens.
// If a higher value is configured, we add more tokens. // If a higher value is configured, we add more tokens.
if diff := sc.srv.initialConnRecvWindowSize() - initialWindowSize; diff > 0 { sc.sendWindowUpdate(nil)
sc.sendWindowUpdate(nil, int(diff))
}
if err := sc.readPreface(); err != nil { if err := sc.readPreface(); err != nil {
sc.condlogf(err, "http2: server: error reading preface from client %v: %v", sc.conn.RemoteAddr(), err) sc.condlogf(err, "http2: server: error reading preface from client %v: %v", sc.conn.RemoteAddr(), err)
@ -1588,7 +1586,7 @@ func (sc *serverConn) closeStream(st *stream, err error) {
if p := st.body; p != nil { if p := st.body; p != nil {
// Return any buffered unread bytes worth of conn-level flow control. // Return any buffered unread bytes worth of conn-level flow control.
// See golang.org/issue/16481 // See golang.org/issue/16481
sc.sendWindowUpdate(nil, p.Len()) sc.sendWindowUpdate(nil)
p.CloseWithError(err) p.CloseWithError(err)
} }
@ -1736,7 +1734,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
// sendWindowUpdate, which also schedules sending the // sendWindowUpdate, which also schedules sending the
// frames. // frames.
sc.inflow.take(int32(f.Length)) sc.inflow.take(int32(f.Length))
sc.sendWindowUpdate(nil, int(f.Length)) // conn-level sc.sendWindowUpdate(nil) // conn-level
if st != nil && st.resetQueued { if st != nil && st.resetQueued {
// Already have a stream error in flight. Don't send another. // Already have a stream error in flight. Don't send another.
@ -1754,7 +1752,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
return sc.countError("data_flow", streamError(id, ErrCodeFlowControl)) return sc.countError("data_flow", streamError(id, ErrCodeFlowControl))
} }
sc.inflow.take(int32(f.Length)) sc.inflow.take(int32(f.Length))
sc.sendWindowUpdate(nil, int(f.Length)) // conn-level sc.sendWindowUpdate(nil) // conn-level
st.body.CloseWithError(fmt.Errorf("sender tried to send more than declared Content-Length of %d bytes", st.declBodyBytes)) st.body.CloseWithError(fmt.Errorf("sender tried to send more than declared Content-Length of %d bytes", st.declBodyBytes))
// RFC 7540, sec 8.1.2.6: A request or response is also malformed if the // RFC 7540, sec 8.1.2.6: A request or response is also malformed if the
@ -1772,7 +1770,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
if len(data) > 0 { if len(data) > 0 {
wrote, err := st.body.Write(data) wrote, err := st.body.Write(data)
if err != nil { if err != nil {
sc.sendWindowUpdate(nil, int(f.Length)-wrote) sc.sendWindowUpdate32(nil, int32(f.Length)-int32(wrote))
return sc.countError("body_write_err", streamError(id, ErrCodeStreamClosed)) return sc.countError("body_write_err", streamError(id, ErrCodeStreamClosed))
} }
if wrote != len(data) { if wrote != len(data) {
@ -2099,12 +2097,6 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
return nil, nil, sc.countError("bad_path_method", streamError(f.StreamID, ErrCodeProtocol)) return nil, nil, sc.countError("bad_path_method", streamError(f.StreamID, ErrCodeProtocol))
} }
bodyOpen := !f.StreamEnded()
if rp.method == "HEAD" && bodyOpen {
// HEAD requests can't have bodies
return nil, nil, sc.countError("head_body", streamError(f.StreamID, ErrCodeProtocol))
}
rp.header = make(http.Header) rp.header = make(http.Header)
for _, hf := range f.RegularFields() { for _, hf := range f.RegularFields() {
rp.header.Add(sc.canonicalHeader(hf.Name), hf.Value) rp.header.Add(sc.canonicalHeader(hf.Name), hf.Value)
@ -2117,6 +2109,7 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
bodyOpen := !f.StreamEnded()
if bodyOpen { if bodyOpen {
if vv, ok := rp.header["Content-Length"]; ok { if vv, ok := rp.header["Content-Length"]; ok {
if cl, err := strconv.ParseUint(vv[0], 10, 63); err == nil { if cl, err := strconv.ParseUint(vv[0], 10, 63); err == nil {
@ -2329,17 +2322,32 @@ func (sc *serverConn) noteBodyReadFromHandler(st *stream, n int, err error) {
func (sc *serverConn) noteBodyRead(st *stream, n int) { func (sc *serverConn) noteBodyRead(st *stream, n int) {
sc.serveG.check() sc.serveG.check()
sc.sendWindowUpdate(nil, n) // conn-level sc.sendWindowUpdate(nil) // conn-level
if st.state != stateHalfClosedRemote && st.state != stateClosed { if st.state != stateHalfClosedRemote && st.state != stateClosed {
// Don't send this WINDOW_UPDATE if the stream is closed // Don't send this WINDOW_UPDATE if the stream is closed
// remotely. // remotely.
sc.sendWindowUpdate(st, n) sc.sendWindowUpdate(st)
} }
} }
// st may be nil for conn-level // st may be nil for conn-level
func (sc *serverConn) sendWindowUpdate(st *stream, n int) { func (sc *serverConn) sendWindowUpdate(st *stream) {
sc.serveG.check() sc.serveG.check()
var n int32
if st == nil {
if avail, windowSize := sc.inflow.available(), sc.srv.initialConnRecvWindowSize(); avail > windowSize/2 {
return
} else {
n = windowSize - avail
}
} else {
if avail, windowSize := st.inflow.available(), sc.srv.initialStreamRecvWindowSize(); avail > windowSize/2 {
return
} else {
n = windowSize - avail
}
}
// "The legal range for the increment to the flow control // "The legal range for the increment to the flow control
// window is 1 to 2^31-1 (2,147,483,647) octets." // window is 1 to 2^31-1 (2,147,483,647) octets."
// A Go Read call on 64-bit machines could in theory read // A Go Read call on 64-bit machines could in theory read
@ -2505,6 +2513,10 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
rws.writeHeader(200) rws.writeHeader(200)
} }
if rws.handlerDone {
rws.promoteUndeclaredTrailers()
}
isHeadResp := rws.req.Method == "HEAD" isHeadResp := rws.req.Method == "HEAD"
if !rws.sentHeader { if !rws.sentHeader {
rws.sentHeader = true rws.sentHeader = true
@ -2576,10 +2588,6 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
return 0, nil return 0, nil
} }
if rws.handlerDone {
rws.promoteUndeclaredTrailers()
}
// only send trailers if they have actually been defined by the // only send trailers if they have actually been defined by the
// server handler. // server handler.
hasNonemptyTrailers := rws.hasNonemptyTrailers() hasNonemptyTrailers := rws.hasNonemptyTrailers()

View File

@ -258,7 +258,8 @@ func (t *Transport) initConnPool() {
// HTTP/2 server. // HTTP/2 server.
type ClientConn struct { type ClientConn struct {
t *Transport t *Transport
tconn net.Conn // usually *tls.Conn, except specialized impls tconn net.Conn // usually *tls.Conn, except specialized impls
tconnClosed bool
tlsState *tls.ConnectionState // nil only for specialized impls tlsState *tls.ConnectionState // nil only for specialized impls
reused uint32 // whether conn is being reused; atomic reused uint32 // whether conn is being reused; atomic
singleUse bool // whether being used for a single http.Request singleUse bool // whether being used for a single http.Request
@ -344,8 +345,8 @@ type clientStream struct {
readErr error // sticky read error; owned by transportResponseBody.Read readErr error // sticky read error; owned by transportResponseBody.Read
reqBody io.ReadCloser reqBody io.ReadCloser
reqBodyContentLength int64 // -1 means unknown reqBodyContentLength int64 // -1 means unknown
reqBodyClosed bool // body has been closed; guarded by cc.mu reqBodyClosed chan struct{} // guarded by cc.mu; non-nil on Close, closed when done
// owned by writeRequest: // owned by writeRequest:
sentEndStream bool // sent an END_STREAM flag to the peer sentEndStream bool // sent an END_STREAM flag to the peer
@ -385,9 +386,8 @@ func (cs *clientStream) abortStreamLocked(err error) {
cs.abortErr = err cs.abortErr = err
close(cs.abort) close(cs.abort)
}) })
if cs.reqBody != nil && !cs.reqBodyClosed { if cs.reqBody != nil {
cs.reqBody.Close() cs.closeReqBodyLocked()
cs.reqBodyClosed = true
} }
// TODO(dneil): Clean up tests where cs.cc.cond is nil. // TODO(dneil): Clean up tests where cs.cc.cond is nil.
if cs.cc.cond != nil { if cs.cc.cond != nil {
@ -400,13 +400,24 @@ func (cs *clientStream) abortRequestBodyWrite() {
cc := cs.cc cc := cs.cc
cc.mu.Lock() cc.mu.Lock()
defer cc.mu.Unlock() defer cc.mu.Unlock()
if cs.reqBody != nil && !cs.reqBodyClosed { if cs.reqBody != nil && cs.reqBodyClosed == nil {
cs.reqBody.Close() cs.closeReqBodyLocked()
cs.reqBodyClosed = true
cc.cond.Broadcast() cc.cond.Broadcast()
} }
} }
func (cs *clientStream) closeReqBodyLocked() {
if cs.reqBodyClosed != nil {
return
}
cs.reqBodyClosed = make(chan struct{})
reqBodyClosed := cs.reqBodyClosed
go func() {
cs.reqBody.Close()
close(reqBodyClosed)
}()
}
type stickyErrWriter struct { type stickyErrWriter struct {
conn net.Conn conn net.Conn
timeout time.Duration timeout time.Duration
@ -921,10 +932,10 @@ func (cc *ClientConn) onIdleTimeout() {
cc.closeIfIdle() cc.closeIfIdle()
} }
func (cc *ClientConn) closeConn() error { func (cc *ClientConn) closeConn() {
t := time.AfterFunc(250*time.Millisecond, cc.forceCloseConn) t := time.AfterFunc(250*time.Millisecond, cc.forceCloseConn)
defer t.Stop() defer t.Stop()
return cc.tconn.Close() cc.tconn.Close()
} }
// A tls.Conn.Close can hang for a long time if the peer is unresponsive. // A tls.Conn.Close can hang for a long time if the peer is unresponsive.
@ -990,7 +1001,8 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
shutdownEnterWaitStateHook() shutdownEnterWaitStateHook()
select { select {
case <-done: case <-done:
return cc.closeConn() cc.closeConn()
return nil
case <-ctx.Done(): case <-ctx.Done():
cc.mu.Lock() cc.mu.Lock()
// Free the goroutine above // Free the goroutine above
@ -1027,7 +1039,7 @@ func (cc *ClientConn) sendGoAway() error {
// closes the client connection immediately. In-flight requests are interrupted. // closes the client connection immediately. In-flight requests are interrupted.
// err is sent to streams. // err is sent to streams.
func (cc *ClientConn) closeForError(err error) error { func (cc *ClientConn) closeForError(err error) {
cc.mu.Lock() cc.mu.Lock()
cc.closed = true cc.closed = true
for _, cs := range cc.streams { for _, cs := range cc.streams {
@ -1035,7 +1047,7 @@ func (cc *ClientConn) closeForError(err error) error {
} }
cc.cond.Broadcast() cc.cond.Broadcast()
cc.mu.Unlock() cc.mu.Unlock()
return cc.closeConn() cc.closeConn()
} }
// Close closes the client connection immediately. // Close closes the client connection immediately.
@ -1043,16 +1055,17 @@ func (cc *ClientConn) closeForError(err error) error {
// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead. // In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead.
func (cc *ClientConn) Close() error { func (cc *ClientConn) Close() error {
err := errors.New("http2: client connection force closed via ClientConn.Close") err := errors.New("http2: client connection force closed via ClientConn.Close")
return cc.closeForError(err) cc.closeForError(err)
return nil
} }
// closes the client connection immediately. In-flight requests are interrupted. // closes the client connection immediately. In-flight requests are interrupted.
func (cc *ClientConn) closeForLostPing() error { func (cc *ClientConn) closeForLostPing() {
err := errors.New("http2: client connection lost") err := errors.New("http2: client connection lost")
if f := cc.t.CountError; f != nil { if f := cc.t.CountError; f != nil {
f("conn_close_lost_ping") f("conn_close_lost_ping")
} }
return cc.closeForError(err) cc.closeForError(err)
} }
// errRequestCanceled is a copy of net/http's errRequestCanceled because it's not // errRequestCanceled is a copy of net/http's errRequestCanceled because it's not
@ -1430,11 +1443,19 @@ func (cs *clientStream) cleanupWriteRequest(err error) {
// and in multiple cases: server replies <=299 and >299 // and in multiple cases: server replies <=299 and >299
// while still writing request body // while still writing request body
cc.mu.Lock() cc.mu.Lock()
mustCloseBody := false
if cs.reqBody != nil && cs.reqBodyClosed == nil {
mustCloseBody = true
cs.reqBodyClosed = make(chan struct{})
}
bodyClosed := cs.reqBodyClosed bodyClosed := cs.reqBodyClosed
cs.reqBodyClosed = true
cc.mu.Unlock() cc.mu.Unlock()
if !bodyClosed && cs.reqBody != nil { if mustCloseBody {
cs.reqBody.Close() cs.reqBody.Close()
close(bodyClosed)
}
if bodyClosed != nil {
<-bodyClosed
} }
if err != nil && cs.sentEndStream { if err != nil && cs.sentEndStream {
@ -1614,7 +1635,7 @@ func (cs *clientStream) writeRequestBody(req *http.Request) (err error) {
} }
if err != nil { if err != nil {
cc.mu.Lock() cc.mu.Lock()
bodyClosed := cs.reqBodyClosed bodyClosed := cs.reqBodyClosed != nil
cc.mu.Unlock() cc.mu.Unlock()
switch { switch {
case bodyClosed: case bodyClosed:
@ -1709,7 +1730,7 @@ func (cs *clientStream) awaitFlowControl(maxBytes int) (taken int32, err error)
if cc.closed { if cc.closed {
return 0, errClientConnClosed return 0, errClientConnClosed
} }
if cs.reqBodyClosed { if cs.reqBodyClosed != nil {
return 0, errStopReqBodyWrite return 0, errStopReqBodyWrite
} }
select { select {
@ -2005,7 +2026,7 @@ func (cc *ClientConn) forgetStreamID(id uint32) {
// wake up RoundTrip if there is a pending request. // wake up RoundTrip if there is a pending request.
cc.cond.Broadcast() cc.cond.Broadcast()
closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives() closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives() || cc.goAway != nil
if closeOnIdle && cc.streamsReserved == 0 && len(cc.streams) == 0 { if closeOnIdle && cc.streamsReserved == 0 && len(cc.streams) == 0 {
if VerboseLogs { if VerboseLogs {
cc.vlogf("http2: Transport closing idle conn %p (forSingleUse=%v, maxStream=%v)", cc, cc.singleUse, cc.nextStreamID-2) cc.vlogf("http2: Transport closing idle conn %p (forSingleUse=%v, maxStream=%v)", cc, cc.singleUse, cc.nextStreamID-2)
@ -2081,6 +2102,7 @@ func (rl *clientConnReadLoop) cleanup() {
err = io.ErrUnexpectedEOF err = io.ErrUnexpectedEOF
} }
cc.closed = true cc.closed = true
for _, cs := range cc.streams { for _, cs := range cc.streams {
select { select {
case <-cs.peerClosed: case <-cs.peerClosed:
@ -2674,7 +2696,6 @@ func (rl *clientConnReadLoop) processGoAway(f *GoAwayFrame) error {
if fn := cc.t.CountError; fn != nil { if fn := cc.t.CountError; fn != nil {
fn("recv_goaway_" + f.ErrCode.stringToken()) fn("recv_goaway_" + f.ErrCode.stringToken())
} }
} }
cc.setGoAway(f) cc.setGoAway(f)
return nil return nil
@ -3028,7 +3049,7 @@ func traceGotConn(req *http.Request, cc *ClientConn, reused bool) {
cc.mu.Lock() cc.mu.Lock()
ci.WasIdle = len(cc.streams) == 0 && reused ci.WasIdle = len(cc.streams) == 0 && reused
if ci.WasIdle && !cc.lastActive.IsZero() { if ci.WasIdle && !cc.lastActive.IsZero() {
ci.IdleTime = time.Now().Sub(cc.lastActive) ci.IdleTime = time.Since(cc.lastActive)
} }
cc.mu.Unlock() cc.mu.Unlock()

View File

@ -172,7 +172,23 @@ type mmsgTmpsPool struct {
} }
func (p *mmsgTmpsPool) Get() *mmsgTmps { func (p *mmsgTmpsPool) Get() *mmsgTmps {
return p.p.Get().(*mmsgTmps) m := p.p.Get().(*mmsgTmps)
// Clear fields up to the len (not the cap) of the slice,
// assuming that the previous caller only used that many elements.
for i := range m.packer.sockaddrs {
m.packer.sockaddrs[i] = 0
}
m.packer.sockaddrs = m.packer.sockaddrs[:0]
for i := range m.packer.vs {
m.packer.vs[i] = iovec{}
}
m.packer.vs = m.packer.vs[:0]
for i := range m.packer.hs {
m.packer.hs[i].Len = 0
m.packer.hs[i].Hdr = msghdr{}
}
m.packer.hs = m.packer.hs[:0]
return m
} }
func (p *mmsgTmpsPool) Put(tmps *mmsgTmps) { func (p *mmsgTmpsPool) Put(tmps *mmsgTmps) {

View File

@ -17,9 +17,6 @@ func (h *msghdr) pack(vs []iovec, bs [][]byte, oob []byte, sa []byte) {
if sa != nil { if sa != nil {
h.Name = (*byte)(unsafe.Pointer(&sa[0])) h.Name = (*byte)(unsafe.Pointer(&sa[0]))
h.Namelen = uint32(len(sa)) h.Namelen = uint32(len(sa))
} else {
h.Name = nil
h.Namelen = 0
} }
} }

4
vendor/modules.txt vendored
View File

@ -263,7 +263,7 @@ github.com/magiconair/properties
# github.com/mattn/go-isatty v0.0.16 # github.com/mattn/go-isatty v0.0.16
## explicit; go 1.15 ## explicit; go 1.15
github.com/mattn/go-isatty github.com/mattn/go-isatty
# github.com/microcosm-cc/bluemonday v1.0.20 # github.com/microcosm-cc/bluemonday v1.0.21
## explicit; go 1.19 ## explicit; go 1.19
github.com/microcosm-cc/bluemonday github.com/microcosm-cc/bluemonday
github.com/microcosm-cc/bluemonday/css github.com/microcosm-cc/bluemonday/css
@ -655,7 +655,7 @@ golang.org/x/image/tiff/lzw
# golang.org/x/mod v0.6.0-dev.0.20220907135952-02c991387e35 # golang.org/x/mod v0.6.0-dev.0.20220907135952-02c991387e35
## explicit; go 1.17 ## explicit; go 1.17
golang.org/x/mod/semver golang.org/x/mod/semver
# golang.org/x/net v0.0.0-20220909164309-bea034e7d591 # golang.org/x/net v0.0.0-20221002022538-bcab6841153b
## explicit; go 1.17 ## explicit; go 1.17
golang.org/x/net/bpf golang.org/x/net/bpf
golang.org/x/net/context golang.org/x/net/context