chore: go mod tidy / vendor / make deps

vendor/golang.org/x/crypto/curve25519/curve25519.go

@@ -36,7 +36,7 @@ func ScalarBaseMult(dst, scalar *[32]byte) {
 	curve := ecdh.X25519()
 	priv, err := curve.NewPrivateKey(scalar[:])
 	if err != nil {
-		panic("curve25519: internal error: scalarBaseMult was not 32 bytes")
+		panic("curve25519: " + err.Error())
 	}
 	copy(dst[:], priv.PublicKey().Bytes())
 }

vendor/golang.org/x/crypto/ssh/common.go

@@ -83,6 +83,7 @@ var (
 	// supportedKexAlgos specifies key-exchange algorithms implemented by this
 	// package in preference order, excluding those with security issues.
 	supportedKexAlgos = []string{
+		KeyExchangeMLKEM768X25519,
 		KeyExchangeCurve25519,
 		KeyExchangeECDHP256,
 		KeyExchangeECDHP384,
@@ -94,6 +95,7 @@ var (
 	// defaultKexAlgos specifies the default preference for key-exchange
 	// algorithms in preference order.
 	defaultKexAlgos = []string{
+		KeyExchangeMLKEM768X25519,
 		KeyExchangeCurve25519,
 		KeyExchangeECDHP256,
 		KeyExchangeECDHP384,

vendor/golang.org/x/crypto/ssh/kex.go

@@ -9,7 +9,6 @@ import (
 	"crypto/ecdsa"
 	"crypto/elliptic"
 	"crypto/rand"
-	"crypto/subtle"
 	"encoding/binary"
 	"errors"
 	"fmt"
@@ -439,6 +438,7 @@ func init() {
 	kexAlgoMap[keyExchangeCurve25519LibSSH] = &curve25519sha256{}
 	kexAlgoMap[InsecureKeyExchangeDHGEXSHA1] = &dhGEXSHA{hashFunc: crypto.SHA1}
 	kexAlgoMap[KeyExchangeDHGEXSHA256] = &dhGEXSHA{hashFunc: crypto.SHA256}
+	kexAlgoMap[KeyExchangeMLKEM768X25519] = &mlkem768WithCurve25519sha256{}
 }
 
 // curve25519sha256 implements the curve25519-sha256 (formerly known as
@@ -454,15 +454,17 @@ func (kp *curve25519KeyPair) generate(rand io.Reader) error {
 	if _, err := io.ReadFull(rand, kp.priv[:]); err != nil {
 		return err
 	}
-	curve25519.ScalarBaseMult(&kp.pub, &kp.priv)
+	p, err := curve25519.X25519(kp.priv[:], curve25519.Basepoint)
+	if err != nil {
+		return fmt.Errorf("curve25519: %w", err)
+	}
+	if len(p) != 32 {
+		return fmt.Errorf("curve25519: internal error: X25519 returned %d bytes, expected 32", len(p))
+	}
+	copy(kp.pub[:], p)
 	return nil
 }
 
-// curve25519Zeros is just an array of 32 zero bytes so that we have something
-// convenient to compare against in order to reject curve25519 points with the
-// wrong order.
-var curve25519Zeros [32]byte
-
 func (kex *curve25519sha256) Client(c packetConn, rand io.Reader, magics *handshakeMagics) (*kexResult, error) {
 	var kp curve25519KeyPair
 	if err := kp.generate(rand); err != nil {
@@ -485,11 +487,9 @@ func (kex *curve25519sha256) Client(c packetConn, rand io.Reader, magics *handsh
 		return nil, errors.New("ssh: peer's curve25519 public value has wrong length")
 	}
 
-	var servPub, secret [32]byte
-	copy(servPub[:], reply.EphemeralPubKey)
-	curve25519.ScalarMult(&secret, &kp.priv, &servPub)
-	if subtle.ConstantTimeCompare(secret[:], curve25519Zeros[:]) == 1 {
-		return nil, errors.New("ssh: peer's curve25519 public value has wrong order")
+	secret, err := curve25519.X25519(kp.priv[:], reply.EphemeralPubKey)
+	if err != nil {
+		return nil, fmt.Errorf("ssh: peer's curve25519 public value is not valid: %w", err)
 	}
 
 	h := crypto.SHA256.New()
@@ -531,11 +531,9 @@ func (kex *curve25519sha256) Server(c packetConn, rand io.Reader, magics *handsh
 		return nil, err
 	}
 
-	var clientPub, secret [32]byte
-	copy(clientPub[:], kexInit.ClientPubKey)
-	curve25519.ScalarMult(&secret, &kp.priv, &clientPub)
-	if subtle.ConstantTimeCompare(secret[:], curve25519Zeros[:]) == 1 {
-		return nil, errors.New("ssh: peer's curve25519 public value has wrong order")
+	secret, err := curve25519.X25519(kp.priv[:], kexInit.ClientPubKey)
+	if err != nil {
+		return nil, fmt.Errorf("ssh: peer's curve25519 public value is not valid: %w", err)
 	}
 
 	hostKeyBytes := priv.PublicKey().Marshal()

vendor/golang.org/x/crypto/ssh/knownhosts/knownhosts.go

@@ -421,20 +421,26 @@ func New(files ...string) (ssh.HostKeyCallback, error) {
 	return certChecker.CheckHostKey, nil
 }
 
-// Normalize normalizes an address into the form used in known_hosts
+// Normalize normalizes an address into the form used in known_hosts. Supports
+// IPv4, hostnames, bracketed IPv6. Any other non-standard formats are returned
+// with minimal transformation.
 func Normalize(address string) string {
+	const defaultSSHPort = "22"
+
 	host, port, err := net.SplitHostPort(address)
 	if err != nil {
 		host = address
-		port = "22"
+		port = defaultSSHPort
 	}
-	entry := host
-	if port != "22" {
-		entry = "[" + entry + "]:" + port
-	} else if strings.Contains(host, ":") && !strings.HasPrefix(host, "[") {
-		entry = "[" + entry + "]"
+
+	if strings.HasPrefix(host, "[") && strings.HasSuffix(host, "]") {
+		host = host[1 : len(host)-1]
 	}
-	return entry
+
+	if port == defaultSSHPort {
+		return host
+	}
+	return "[" + host + "]:" + port
 }
 
 // Line returns a line to add append to the known_hosts files.

vendor/golang.org/x/crypto/ssh/mlkem.go

@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.24
-
 package ssh
 
 import (
@@ -13,23 +11,10 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"runtime"
-	"slices"
 
 	"golang.org/x/crypto/curve25519"
 )
 
-func init() {
-	// After Go 1.24rc1 mlkem swapped the order of return values of Encapsulate.
-	// See #70950.
-	if runtime.Version() == "go1.24rc1" {
-		return
-	}
-	supportedKexAlgos = slices.Insert(supportedKexAlgos, 0, KeyExchangeMLKEM768X25519)
-	defaultKexAlgos = slices.Insert(defaultKexAlgos, 0, KeyExchangeMLKEM768X25519)
-	kexAlgoMap[KeyExchangeMLKEM768X25519] = &mlkem768WithCurve25519sha256{}
-}
-
 // mlkem768WithCurve25519sha256 implements the hybrid ML-KEM768 with
 // curve25519-sha256 key exchange method, as described by
 // draft-kampanakis-curdle-ssh-pq-ke-05 section 2.3.3.

vendor/golang.org/x/net/context/context.go

@@ -6,7 +6,7 @@
 // cancellation signals, and other request-scoped values across API boundaries
 // and between processes.
 // As of Go 1.7 this package is available in the standard library under the
-// name [context], and migrating to it can be done automatically with [go fix].
+// name [context].
 //
 // Incoming requests to a server should create a [Context], and outgoing
 // calls to servers should accept a Context. The chain of function
@@ -38,8 +38,6 @@
 //
 // See https://go.dev/blog/context for example code for a server that uses
 // Contexts.
-//
-// [go fix]: https://go.dev/cmd/go#hdr-Update_packages_to_use_new_APIs
 package context
 
 import (
@@ -51,36 +49,37 @@ import (
 // API boundaries.
 //
 // Context's methods may be called by multiple goroutines simultaneously.
+//
+//go:fix inline
 type Context = context.Context
 
 // Canceled is the error returned by [Context.Err] when the context is canceled
 // for some reason other than its deadline passing.
+//
+//go:fix inline
 var Canceled = context.Canceled
 
 // DeadlineExceeded is the error returned by [Context.Err] when the context is canceled
 // due to its deadline passing.
+//
+//go:fix inline
 var DeadlineExceeded = context.DeadlineExceeded
 
 // Background returns a non-nil, empty Context. It is never canceled, has no
 // values, and has no deadline. It is typically used by the main function,
 // initialization, and tests, and as the top-level Context for incoming
 // requests.
-func Background() Context {
-	return background
-}
+//
+//go:fix inline
+func Background() Context { return context.Background() }
 
 // TODO returns a non-nil, empty Context. Code should use context.TODO when
 // it's unclear which Context to use or it is not yet available (because the
 // surrounding function has not yet been extended to accept a Context
 // parameter).
-func TODO() Context {
-	return todo
-}
-
-var (
-	background = context.Background()
-	todo       = context.TODO()
-)
+//
+//go:fix inline
+func TODO() Context { return context.TODO() }
 
 // A CancelFunc tells an operation to abandon its work.
 // A CancelFunc does not wait for the work to stop.
@@ -95,6 +94,8 @@ type CancelFunc = context.CancelFunc
 //
 // Canceling this context releases resources associated with it, so code should
 // call cancel as soon as the operations running in this [Context] complete.
+//
+//go:fix inline
 func WithCancel(parent Context) (ctx Context, cancel CancelFunc) {
 	return context.WithCancel(parent)
 }
@@ -108,6 +109,8 @@ func WithCancel(parent Context) (ctx Context, cancel CancelFunc) {
 //
 // Canceling this context releases resources associated with it, so code should
 // call cancel as soon as the operations running in this [Context] complete.
+//
+//go:fix inline
 func WithDeadline(parent Context, d time.Time) (Context, CancelFunc) {
 	return context.WithDeadline(parent, d)
 }
@@ -122,6 +125,8 @@ func WithDeadline(parent Context, d time.Time) (Context, CancelFunc) {
 //		defer cancel()  // releases resources if slowOperation completes before timeout elapses
 //		return slowOperation(ctx)
 //	}
+//
+//go:fix inline
 func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) {
 	return context.WithTimeout(parent, timeout)
 }
@@ -139,6 +144,8 @@ func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) {
 // interface{}, context keys often have concrete type
 // struct{}. Alternatively, exported context key variables' static
 // type should be a pointer or interface.
+//
+//go:fix inline
 func WithValue(parent Context, key, val interface{}) Context {
 	return context.WithValue(parent, key, val)
 }

vendor/golang.org/x/net/http2/config.go

@@ -55,7 +55,7 @@ func configFromServer(h1 *http.Server, h2 *Server) http2Config {
 		PermitProhibitedCipherSuites: h2.PermitProhibitedCipherSuites,
 		CountError:                   h2.CountError,
 	}
-	fillNetHTTPServerConfig(&conf, h1)
+	fillNetHTTPConfig(&conf, h1.HTTP2)
 	setConfigDefaults(&conf, true)
 	return conf
 }
@@ -81,7 +81,7 @@ func configFromTransport(h2 *Transport) http2Config {
 	}
 
 	if h2.t1 != nil {
-		fillNetHTTPTransportConfig(&conf, h2.t1)
+		fillNetHTTPConfig(&conf, h2.t1.HTTP2)
 	}
 	setConfigDefaults(&conf, false)
 	return conf
@@ -120,3 +120,45 @@ func adjustHTTP1MaxHeaderSize(n int64) int64 {
 	const typicalHeaders = 10   // conservative
 	return n + typicalHeaders*perFieldOverhead
 }
+
+func fillNetHTTPConfig(conf *http2Config, h2 *http.HTTP2Config) {
+	if h2 == nil {
+		return
+	}
+	if h2.MaxConcurrentStreams != 0 {
+		conf.MaxConcurrentStreams = uint32(h2.MaxConcurrentStreams)
+	}
+	if h2.MaxEncoderHeaderTableSize != 0 {
+		conf.MaxEncoderHeaderTableSize = uint32(h2.MaxEncoderHeaderTableSize)
+	}
+	if h2.MaxDecoderHeaderTableSize != 0 {
+		conf.MaxDecoderHeaderTableSize = uint32(h2.MaxDecoderHeaderTableSize)
+	}
+	if h2.MaxConcurrentStreams != 0 {
+		conf.MaxConcurrentStreams = uint32(h2.MaxConcurrentStreams)
+	}
+	if h2.MaxReadFrameSize != 0 {
+		conf.MaxReadFrameSize = uint32(h2.MaxReadFrameSize)
+	}
+	if h2.MaxReceiveBufferPerConnection != 0 {
+		conf.MaxUploadBufferPerConnection = int32(h2.MaxReceiveBufferPerConnection)
+	}
+	if h2.MaxReceiveBufferPerStream != 0 {
+		conf.MaxUploadBufferPerStream = int32(h2.MaxReceiveBufferPerStream)
+	}
+	if h2.SendPingTimeout != 0 {
+		conf.SendPingTimeout = h2.SendPingTimeout
+	}
+	if h2.PingTimeout != 0 {
+		conf.PingTimeout = h2.PingTimeout
+	}
+	if h2.WriteByteTimeout != 0 {
+		conf.WriteByteTimeout = h2.WriteByteTimeout
+	}
+	if h2.PermitProhibitedCipherSuites {
+		conf.PermitProhibitedCipherSuites = true
+	}
+	if h2.CountError != nil {
+		conf.CountError = h2.CountError
+	}
+}

vendor/golang.org/x/net/http2/config_go124.go

@@ -1,61 +0,0 @@
-// Copyright 2024 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.
-
-//go:build go1.24
-
-package http2
-
-import "net/http"
-
-// fillNetHTTPServerConfig sets fields in conf from srv.HTTP2.
-func fillNetHTTPServerConfig(conf *http2Config, srv *http.Server) {
-	fillNetHTTPConfig(conf, srv.HTTP2)
-}
-
-// fillNetHTTPTransportConfig sets fields in conf from tr.HTTP2.
-func fillNetHTTPTransportConfig(conf *http2Config, tr *http.Transport) {
-	fillNetHTTPConfig(conf, tr.HTTP2)
-}
-
-func fillNetHTTPConfig(conf *http2Config, h2 *http.HTTP2Config) {
-	if h2 == nil {
-		return
-	}
-	if h2.MaxConcurrentStreams != 0 {
-		conf.MaxConcurrentStreams = uint32(h2.MaxConcurrentStreams)
-	}
-	if h2.MaxEncoderHeaderTableSize != 0 {
-		conf.MaxEncoderHeaderTableSize = uint32(h2.MaxEncoderHeaderTableSize)
-	}
-	if h2.MaxDecoderHeaderTableSize != 0 {
-		conf.MaxDecoderHeaderTableSize = uint32(h2.MaxDecoderHeaderTableSize)
-	}
-	if h2.MaxConcurrentStreams != 0 {
-		conf.MaxConcurrentStreams = uint32(h2.MaxConcurrentStreams)
-	}
-	if h2.MaxReadFrameSize != 0 {
-		conf.MaxReadFrameSize = uint32(h2.MaxReadFrameSize)
-	}
-	if h2.MaxReceiveBufferPerConnection != 0 {
-		conf.MaxUploadBufferPerConnection = int32(h2.MaxReceiveBufferPerConnection)
-	}
-	if h2.MaxReceiveBufferPerStream != 0 {
-		conf.MaxUploadBufferPerStream = int32(h2.MaxReceiveBufferPerStream)
-	}
-	if h2.SendPingTimeout != 0 {
-		conf.SendPingTimeout = h2.SendPingTimeout
-	}
-	if h2.PingTimeout != 0 {
-		conf.PingTimeout = h2.PingTimeout
-	}
-	if h2.WriteByteTimeout != 0 {
-		conf.WriteByteTimeout = h2.WriteByteTimeout
-	}
-	if h2.PermitProhibitedCipherSuites {
-		conf.PermitProhibitedCipherSuites = true
-	}
-	if h2.CountError != nil {
-		conf.CountError = h2.CountError
-	}
-}

vendor/golang.org/x/net/http2/config_pre_go124.go

@@ -1,16 +0,0 @@
-// Copyright 2024 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.
-
-//go:build !go1.24
-
-package http2
-
-import "net/http"
-
-// Pre-Go 1.24 fallback.
-// The Server.HTTP2 and Transport.HTTP2 config fields were added in Go 1.24.
-
-func fillNetHTTPServerConfig(conf *http2Config, srv *http.Server) {}
-
-func fillNetHTTPTransportConfig(conf *http2Config, tr *http.Transport) {}

vendor/golang.org/x/net/http2/gotrack.go

@@ -15,21 +15,32 @@ import (
 	"runtime"
 	"strconv"
 	"sync"
+	"sync/atomic"
 )
 
 var DebugGoroutines = os.Getenv("DEBUG_HTTP2_GOROUTINES") == "1"
 
+// Setting DebugGoroutines to false during a test to disable goroutine debugging
+// results in race detector complaints when a test leaves goroutines running before
+// returning. Tests shouldn't do this, of course, but when they do it generally shows
+// up as infrequent, hard-to-debug flakes. (See #66519.)
+//
+// Disable goroutine debugging during individual tests with an atomic bool.
+// (Note that it's safe to enable/disable debugging mid-test, so the actual race condition
+// here is harmless.)
+var disableDebugGoroutines atomic.Bool
+
 type goroutineLock uint64
 
 func newGoroutineLock() goroutineLock {
-	if !DebugGoroutines {
+	if !DebugGoroutines || disableDebugGoroutines.Load() {
 		return 0
 	}
 	return goroutineLock(curGoroutineID())
 }
 
 func (g goroutineLock) check() {
-	if !DebugGoroutines {
+	if !DebugGoroutines || disableDebugGoroutines.Load() {
 		return
 	}
 	if curGoroutineID() != uint64(g) {
@@ -38,7 +49,7 @@ func (g goroutineLock) check() {
 }
 
 func (g goroutineLock) checkNotOn() {
-	if !DebugGoroutines {
+	if !DebugGoroutines || disableDebugGoroutines.Load() {
 		return
 	}
 	if curGoroutineID() == uint64(g) {

vendor/golang.org/x/net/http2/http2.go

@@ -15,7 +15,6 @@ package http2 // import "golang.org/x/net/http2"
 
 import (
 	"bufio"
-	"context"
 	"crypto/tls"
 	"errors"
 	"fmt"
@@ -255,15 +254,13 @@ func (cw closeWaiter) Wait() {
 // idle memory usage with many connections.
 type bufferedWriter struct {
 	_           incomparable
-	group       synctestGroupInterface // immutable
-	conn        net.Conn               // immutable
-	bw          *bufio.Writer          // non-nil when data is buffered
-	byteTimeout time.Duration          // immutable, WriteByteTimeout
+	conn        net.Conn      // immutable
+	bw          *bufio.Writer // non-nil when data is buffered
+	byteTimeout time.Duration // immutable, WriteByteTimeout
 }
 
-func newBufferedWriter(group synctestGroupInterface, conn net.Conn, timeout time.Duration) *bufferedWriter {
+func newBufferedWriter(conn net.Conn, timeout time.Duration) *bufferedWriter {
 	return &bufferedWriter{
-		group:       group,
 		conn:        conn,
 		byteTimeout: timeout,
 	}
@@ -314,24 +311,18 @@ func (w *bufferedWriter) Flush() error {
 type bufferedWriterTimeoutWriter bufferedWriter
 
 func (w *bufferedWriterTimeoutWriter) Write(p []byte) (n int, err error) {
-	return writeWithByteTimeout(w.group, w.conn, w.byteTimeout, p)
+	return writeWithByteTimeout(w.conn, w.byteTimeout, p)
 }
 
 // writeWithByteTimeout writes to conn.
 // If more than timeout passes without any bytes being written to the connection,
 // the write fails.
-func writeWithByteTimeout(group synctestGroupInterface, conn net.Conn, timeout time.Duration, p []byte) (n int, err error) {
+func writeWithByteTimeout(conn net.Conn, timeout time.Duration, p []byte) (n int, err error) {
 	if timeout <= 0 {
 		return conn.Write(p)
 	}
 	for {
-		var now time.Time
-		if group == nil {
-			now = time.Now()
-		} else {
-			now = group.Now()
-		}
-		conn.SetWriteDeadline(now.Add(timeout))
+		conn.SetWriteDeadline(time.Now().Add(timeout))
 		nn, err := conn.Write(p[n:])
 		n += nn
 		if n == len(p) || nn == 0 || !errors.Is(err, os.ErrDeadlineExceeded) {
@@ -417,14 +408,3 @@ func (s *sorter) SortStrings(ss []string) {
 // makes that struct also non-comparable, and generally doesn't add
 // any size (as long as it's first).
 type incomparable [0]func()
-
-// synctestGroupInterface is the methods of synctestGroup used by Server and Transport.
-// It's defined as an interface here to let us keep synctestGroup entirely test-only
-// and not a part of non-test builds.
-type synctestGroupInterface interface {
-	Join()
-	Now() time.Time
-	NewTimer(d time.Duration) timer
-	AfterFunc(d time.Duration, f func()) timer
-	ContextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc)
-}

vendor/golang.org/x/net/http2/server.go

@@ -176,39 +176,6 @@ type Server struct {
 	// so that we don't embed a Mutex in this struct, which will make the
 	// struct non-copyable, which might break some callers.
 	state *serverInternalState
-
-	// Synchronization group used for testing.
-	// Outside of tests, this is nil.
-	group synctestGroupInterface
-}
-
-func (s *Server) markNewGoroutine() {
-	if s.group != nil {
-		s.group.Join()
-	}
-}
-
-func (s *Server) now() time.Time {
-	if s.group != nil {
-		return s.group.Now()
-	}
-	return time.Now()
-}
-
-// newTimer creates a new time.Timer, or a synthetic timer in tests.
-func (s *Server) newTimer(d time.Duration) timer {
-	if s.group != nil {
-		return s.group.NewTimer(d)
-	}
-	return timeTimer{time.NewTimer(d)}
-}
-
-// afterFunc creates a new time.AfterFunc timer, or a synthetic timer in tests.
-func (s *Server) afterFunc(d time.Duration, f func()) timer {
-	if s.group != nil {
-		return s.group.AfterFunc(d, f)
-	}
-	return timeTimer{time.AfterFunc(d, f)}
 }
 
 type serverInternalState struct {
@@ -423,6 +390,9 @@ func (o *ServeConnOpts) handler() http.Handler {
 //
 // The opts parameter is optional. If nil, default values are used.
 func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
+	if opts == nil {
+		opts = &ServeConnOpts{}
+	}
 	s.serveConn(c, opts, nil)
 }
 
@@ -438,7 +408,7 @@ func (s *Server) serveConn(c net.Conn, opts *ServeConnOpts, newf func(*serverCon
 		conn:                        c,
 		baseCtx:                     baseCtx,
 		remoteAddrStr:               c.RemoteAddr().String(),
-		bw:                          newBufferedWriter(s.group, c, conf.WriteByteTimeout),
+		bw:                          newBufferedWriter(c, conf.WriteByteTimeout),
 		handler:                     opts.handler(),
 		streams:                     make(map[uint32]*stream),
 		readFrameCh:                 make(chan readFrameResult),
@@ -638,11 +608,11 @@ type serverConn struct {
 	pingSent                    bool
 	sentPingData                [8]byte
 	goAwayCode                  ErrCode
-	shutdownTimer               timer // nil until used
-	idleTimer                   timer // nil if unused
+	shutdownTimer               *time.Timer // nil until used
+	idleTimer                   *time.Timer // nil if unused
 	readIdleTimeout             time.Duration
 	pingTimeout                 time.Duration
-	readIdleTimer               timer // nil if unused
+	readIdleTimer               *time.Timer // nil if unused
 
 	// Owned by the writeFrameAsync goroutine:
 	headerWriteBuf bytes.Buffer
@@ -687,12 +657,12 @@ type stream struct {
 	flow             outflow // limits writing from Handler to client
 	inflow           inflow  // what the client is allowed to POST/etc to us
 	state            streamState
-	resetQueued      bool  // RST_STREAM queued for write; set by sc.resetStream
-	gotTrailerHeader bool  // HEADER frame for trailers was seen
-	wroteHeaders     bool  // whether we wrote headers (not status 100)
-	readDeadline     timer // nil if unused
-	writeDeadline    timer // nil if unused
-	closeErr         error // set before cw is closed
+	resetQueued      bool        // RST_STREAM queued for write; set by sc.resetStream
+	gotTrailerHeader bool        // HEADER frame for trailers was seen
+	wroteHeaders     bool        // whether we wrote headers (not status 100)
+	readDeadline     *time.Timer // nil if unused
+	writeDeadline    *time.Timer // nil if unused
+	closeErr         error       // set before cw is closed
 
 	trailer    http.Header // accumulated trailers
 	reqTrailer http.Header // handler's Request.Trailer
@@ -848,7 +818,6 @@ type readFrameResult struct {
 // consumer is done with the frame.
 // It's run on its own goroutine.
 func (sc *serverConn) readFrames() {
-	sc.srv.markNewGoroutine()
 	gate := make(chan struct{})
 	gateDone := func() { gate <- struct{}{} }
 	for {
@@ -881,7 +850,6 @@ type frameWriteResult struct {
 // At most one goroutine can be running writeFrameAsync at a time per
 // serverConn.
 func (sc *serverConn) writeFrameAsync(wr FrameWriteRequest, wd *writeData) {
-	sc.srv.markNewGoroutine()
 	var err error
 	if wd == nil {
 		err = wr.write.writeFrame(sc)
@@ -965,22 +933,22 @@ func (sc *serverConn) serve(conf http2Config) {
 	sc.setConnState(http.StateIdle)
 
 	if sc.srv.IdleTimeout > 0 {
-		sc.idleTimer = sc.srv.afterFunc(sc.srv.IdleTimeout, sc.onIdleTimer)
+		sc.idleTimer = time.AfterFunc(sc.srv.IdleTimeout, sc.onIdleTimer)
 		defer sc.idleTimer.Stop()
 	}
 
 	if conf.SendPingTimeout > 0 {
 		sc.readIdleTimeout = conf.SendPingTimeout
-		sc.readIdleTimer = sc.srv.afterFunc(conf.SendPingTimeout, sc.onReadIdleTimer)
+		sc.readIdleTimer = time.AfterFunc(conf.SendPingTimeout, sc.onReadIdleTimer)
 		defer sc.readIdleTimer.Stop()
 	}
 
 	go sc.readFrames() // closed by defer sc.conn.Close above
 
-	settingsTimer := sc.srv.afterFunc(firstSettingsTimeout, sc.onSettingsTimer)
+	settingsTimer := time.AfterFunc(firstSettingsTimeout, sc.onSettingsTimer)
 	defer settingsTimer.Stop()
 
-	lastFrameTime := sc.srv.now()
+	lastFrameTime := time.Now()
 	loopNum := 0
 	for {
 		loopNum++
@@ -994,7 +962,7 @@ func (sc *serverConn) serve(conf http2Config) {
 		case res := <-sc.wroteFrameCh:
 			sc.wroteFrame(res)
 		case res := <-sc.readFrameCh:
-			lastFrameTime = sc.srv.now()
+			lastFrameTime = time.Now()
 			// Process any written frames before reading new frames from the client since a
 			// written frame could have triggered a new stream to be started.
 			if sc.writingFrameAsync {
@@ -1077,7 +1045,7 @@ func (sc *serverConn) handlePingTimer(lastFrameReadTime time.Time) {
 	}
 
 	pingAt := lastFrameReadTime.Add(sc.readIdleTimeout)
-	now := sc.srv.now()
+	now := time.Now()
 	if pingAt.After(now) {
 		// We received frames since arming the ping timer.
 		// Reset it for the next possible timeout.
@@ -1141,10 +1109,10 @@ func (sc *serverConn) readPreface() error {
 			errc <- nil
 		}
 	}()
-	timer := sc.srv.newTimer(prefaceTimeout) // TODO: configurable on *Server?
+	timer := time.NewTimer(prefaceTimeout) // TODO: configurable on *Server?
 	defer timer.Stop()
 	select {
-	case <-timer.C():
+	case <-timer.C:
 		return errPrefaceTimeout
 	case err := <-errc:
 		if err == nil {
@@ -1160,6 +1128,21 @@ var errChanPool = sync.Pool{
 	New: func() interface{} { return make(chan error, 1) },
 }
 
+func getErrChan() chan error {
+	if inTests {
+		// Channels cannot be reused across synctest tests.
+		return make(chan error, 1)
+	} else {
+		return errChanPool.Get().(chan error)
+	}
+}
+
+func putErrChan(ch chan error) {
+	if !inTests {
+		errChanPool.Put(ch)
+	}
+}
+
 var writeDataPool = sync.Pool{
 	New: func() interface{} { return new(writeData) },
 }
@@ -1167,7 +1150,7 @@ var writeDataPool = sync.Pool{
 // writeDataFromHandler writes DATA response frames from a handler on
 // the given stream.
 func (sc *serverConn) writeDataFromHandler(stream *stream, data []byte, endStream bool) error {
-	ch := errChanPool.Get().(chan error)
+	ch := getErrChan()
 	writeArg := writeDataPool.Get().(*writeData)
 	*writeArg = writeData{stream.id, data, endStream}
 	err := sc.writeFrameFromHandler(FrameWriteRequest{
@@ -1199,7 +1182,7 @@ func (sc *serverConn) writeDataFromHandler(stream *stream, data []byte, endStrea
 			return errStreamClosed
 		}
 	}
-	errChanPool.Put(ch)
+	putErrChan(ch)
 	if frameWriteDone {
 		writeDataPool.Put(writeArg)
 	}
@@ -1513,7 +1496,7 @@ func (sc *serverConn) goAway(code ErrCode) {
 
 func (sc *serverConn) shutDownIn(d time.Duration) {
 	sc.serveG.check()
-	sc.shutdownTimer = sc.srv.afterFunc(d, sc.onShutdownTimer)
+	sc.shutdownTimer = time.AfterFunc(d, sc.onShutdownTimer)
 }
 
 func (sc *serverConn) resetStream(se StreamError) {
@@ -2118,7 +2101,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	// (in Go 1.8), though. That's a more sane option anyway.
 	if sc.hs.ReadTimeout > 0 {
 		sc.conn.SetReadDeadline(time.Time{})
-		st.readDeadline = sc.srv.afterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
+		st.readDeadline = time.AfterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
 	}
 
 	return sc.scheduleHandler(id, rw, req, handler)
@@ -2216,7 +2199,7 @@ func (sc *serverConn) newStream(id, pusherID uint32, state streamState) *stream
 	st.flow.add(sc.initialStreamSendWindowSize)
 	st.inflow.init(sc.initialStreamRecvWindowSize)
 	if sc.hs.WriteTimeout > 0 {
-		st.writeDeadline = sc.srv.afterFunc(sc.hs.WriteTimeout, st.onWriteTimeout)
+		st.writeDeadline = time.AfterFunc(sc.hs.WriteTimeout, st.onWriteTimeout)
 	}
 
 	sc.streams[id] = st
@@ -2405,7 +2388,6 @@ func (sc *serverConn) handlerDone() {
 
 // Run on its own goroutine.
 func (sc *serverConn) runHandler(rw *responseWriter, req *http.Request, handler func(http.ResponseWriter, *http.Request)) {
-	sc.srv.markNewGoroutine()
 	defer sc.sendServeMsg(handlerDoneMsg)
 	didPanic := true
 	defer func() {
@@ -2454,7 +2436,7 @@ func (sc *serverConn) writeHeaders(st *stream, headerData *writeResHeaders) erro
 		// waiting for this frame to be written, so an http.Flush mid-handler
 		// writes out the correct value of keys, before a handler later potentially
 		// mutates it.
-		errc = errChanPool.Get().(chan error)
+		errc = getErrChan()
 	}
 	if err := sc.writeFrameFromHandler(FrameWriteRequest{
 		write:  headerData,
@@ -2466,7 +2448,7 @@ func (sc *serverConn) writeHeaders(st *stream, headerData *writeResHeaders) erro
 	if errc != nil {
 		select {
 		case err := <-errc:
-			errChanPool.Put(errc)
+			putErrChan(errc)
 			return err
 		case <-sc.doneServing:
 			return errClientDisconnected
@@ -2573,7 +2555,7 @@ func (b *requestBody) Read(p []byte) (n int, err error) {
 	if err == io.EOF {
 		b.sawEOF = true
 	}
-	if b.conn == nil && inTests {
+	if b.conn == nil {
 		return
 	}
 	b.conn.noteBodyReadFromHandler(b.stream, n, err)
@@ -2702,7 +2684,7 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
 		var date string
 		if _, ok := rws.snapHeader["Date"]; !ok {
 			// TODO(bradfitz): be faster here, like net/http? measure.
-			date = rws.conn.srv.now().UTC().Format(http.TimeFormat)
+			date = time.Now().UTC().Format(http.TimeFormat)
 		}
 
 		for _, v := range rws.snapHeader["Trailer"] {
@@ -2824,7 +2806,7 @@ func (rws *responseWriterState) promoteUndeclaredTrailers() {
 
 func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
 	st := w.rws.stream
-	if !deadline.IsZero() && deadline.Before(w.rws.conn.srv.now()) {
+	if !deadline.IsZero() && deadline.Before(time.Now()) {
 		// If we're setting a deadline in the past, reset the stream immediately
 		// so writes after SetWriteDeadline returns will fail.
 		st.onReadTimeout()
@@ -2840,9 +2822,9 @@ func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
 		if deadline.IsZero() {
 			st.readDeadline = nil
 		} else if st.readDeadline == nil {
-			st.readDeadline = sc.srv.afterFunc(deadline.Sub(sc.srv.now()), st.onReadTimeout)
+			st.readDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onReadTimeout)
 		} else {
-			st.readDeadline.Reset(deadline.Sub(sc.srv.now()))
+			st.readDeadline.Reset(deadline.Sub(time.Now()))
 		}
 	})
 	return nil
@@ -2850,7 +2832,7 @@ func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
 
 func (w *responseWriter) SetWriteDeadline(deadline time.Time) error {
 	st := w.rws.stream
-	if !deadline.IsZero() && deadline.Before(w.rws.conn.srv.now()) {
+	if !deadline.IsZero() && deadline.Before(time.Now()) {
 		// If we're setting a deadline in the past, reset the stream immediately
 		// so writes after SetWriteDeadline returns will fail.
 		st.onWriteTimeout()
@@ -2866,9 +2848,9 @@ func (w *responseWriter) SetWriteDeadline(deadline time.Time) error {
 		if deadline.IsZero() {
 			st.writeDeadline = nil
 		} else if st.writeDeadline == nil {
-			st.writeDeadline = sc.srv.afterFunc(deadline.Sub(sc.srv.now()), st.onWriteTimeout)
+			st.writeDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onWriteTimeout)
 		} else {
-			st.writeDeadline.Reset(deadline.Sub(sc.srv.now()))
+			st.writeDeadline.Reset(deadline.Sub(time.Now()))
 		}
 	})
 	return nil
@@ -3147,7 +3129,7 @@ func (w *responseWriter) Push(target string, opts *http.PushOptions) error {
 		method: opts.Method,
 		url:    u,
 		header: cloneHeader(opts.Header),
-		done:   errChanPool.Get().(chan error),
+		done:   getErrChan(),
 	}
 
 	select {
@@ -3164,7 +3146,7 @@ func (w *responseWriter) Push(target string, opts *http.PushOptions) error {
 	case <-st.cw:
 		return errStreamClosed
 	case err := <-msg.done:
-		errChanPool.Put(msg.done)
+		putErrChan(msg.done)
 		return err
 	}
 }

vendor/golang.org/x/net/http2/timer.go

@@ -1,20 +0,0 @@
-// Copyright 2024 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 http2
-
-import "time"
-
-// A timer is a time.Timer, as an interface which can be replaced in tests.
-type timer = interface {
-	C() <-chan time.Time
-	Reset(d time.Duration) bool
-	Stop() bool
-}
-
-// timeTimer adapts a time.Timer to the timer interface.
-type timeTimer struct {
-	*time.Timer
-}
-
-func (t timeTimer) C() <-chan time.Time { return t.Timer.C }

vendor/golang.org/x/net/http2/transport.go

@@ -193,50 +193,6 @@ type Transport struct {
 
 type transportTestHooks struct {
 	newclientconn func(*ClientConn)
-	group         synctestGroupInterface
-}
-
-func (t *Transport) markNewGoroutine() {
-	if t != nil && t.transportTestHooks != nil {
-		t.transportTestHooks.group.Join()
-	}
-}
-
-func (t *Transport) now() time.Time {
-	if t != nil && t.transportTestHooks != nil {
-		return t.transportTestHooks.group.Now()
-	}
-	return time.Now()
-}
-
-func (t *Transport) timeSince(when time.Time) time.Duration {
-	if t != nil && t.transportTestHooks != nil {
-		return t.now().Sub(when)
-	}
-	return time.Since(when)
-}
-
-// newTimer creates a new time.Timer, or a synthetic timer in tests.
-func (t *Transport) newTimer(d time.Duration) timer {
-	if t.transportTestHooks != nil {
-		return t.transportTestHooks.group.NewTimer(d)
-	}
-	return timeTimer{time.NewTimer(d)}
-}
-
-// afterFunc creates a new time.AfterFunc timer, or a synthetic timer in tests.
-func (t *Transport) afterFunc(d time.Duration, f func()) timer {
-	if t.transportTestHooks != nil {
-		return t.transportTestHooks.group.AfterFunc(d, f)
-	}
-	return timeTimer{time.AfterFunc(d, f)}
-}
-
-func (t *Transport) contextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc) {
-	if t.transportTestHooks != nil {
-		return t.transportTestHooks.group.ContextWithTimeout(ctx, d)
-	}
-	return context.WithTimeout(ctx, d)
 }
 
 func (t *Transport) maxHeaderListSize() uint32 {
@@ -366,7 +322,7 @@ type ClientConn struct {
 	readerErr  error         // set before readerDone is closed
 
 	idleTimeout time.Duration // or 0 for never
-	idleTimer   timer
+	idleTimer   *time.Timer
 
 	mu               sync.Mutex // guards following
 	cond             *sync.Cond // hold mu; broadcast on flow/closed changes
@@ -534,14 +490,12 @@ func (cs *clientStream) closeReqBodyLocked() {
 	cs.reqBodyClosed = make(chan struct{})
 	reqBodyClosed := cs.reqBodyClosed
 	go func() {
-		cs.cc.t.markNewGoroutine()
 		cs.reqBody.Close()
 		close(reqBodyClosed)
 	}()
 }
 
 type stickyErrWriter struct {
-	group   synctestGroupInterface
 	conn    net.Conn
 	timeout time.Duration
 	err     *error
@@ -551,7 +505,7 @@ func (sew stickyErrWriter) Write(p []byte) (n int, err error) {
 	if *sew.err != nil {
 		return 0, *sew.err
 	}
-	n, err = writeWithByteTimeout(sew.group, sew.conn, sew.timeout, p)
+	n, err = writeWithByteTimeout(sew.conn, sew.timeout, p)
 	*sew.err = err
 	return n, err
 }
@@ -650,9 +604,9 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 				backoff := float64(uint(1) << (uint(retry) - 1))
 				backoff += backoff * (0.1 * mathrand.Float64())
 				d := time.Second * time.Duration(backoff)
-				tm := t.newTimer(d)
+				tm := time.NewTimer(d)
 				select {
-				case <-tm.C():
+				case <-tm.C:
 					t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
 					continue
 				case <-req.Context().Done():
@@ -699,6 +653,7 @@ var (
 	errClientConnUnusable       = errors.New("http2: client conn not usable")
 	errClientConnNotEstablished = errors.New("http2: client conn could not be established")
 	errClientConnGotGoAway      = errors.New("http2: Transport received Server's graceful shutdown GOAWAY")
+	errClientConnForceClosed    = errors.New("http2: client connection force closed via ClientConn.Close")
 )
 
 // shouldRetryRequest is called by RoundTrip when a request fails to get
@@ -838,14 +793,11 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
 		pingTimeout:                 conf.PingTimeout,
 		pings:                       make(map[[8]byte]chan struct{}),
 		reqHeaderMu:                 make(chan struct{}, 1),
-		lastActive:                  t.now(),
+		lastActive:                  time.Now(),
 	}
-	var group synctestGroupInterface
 	if t.transportTestHooks != nil {
-		t.markNewGoroutine()
 		t.transportTestHooks.newclientconn(cc)
 		c = cc.tconn
-		group = t.group
 	}
 	if VerboseLogs {
 		t.vlogf("http2: Transport creating client conn %p to %v", cc, c.RemoteAddr())
@@ -857,7 +809,6 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
 	// TODO: adjust this writer size to account for frame size +
 	// MTU + crypto/tls record padding.
 	cc.bw = bufio.NewWriter(stickyErrWriter{
-		group:   group,
 		conn:    c,
 		timeout: conf.WriteByteTimeout,
 		err:     &cc.werr,
@@ -906,7 +857,7 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
 	// Start the idle timer after the connection is fully initialized.
 	if d := t.idleConnTimeout(); d != 0 {
 		cc.idleTimeout = d
-		cc.idleTimer = t.afterFunc(d, cc.onIdleTimeout)
+		cc.idleTimer = time.AfterFunc(d, cc.onIdleTimeout)
 	}
 
 	go cc.readLoop()
@@ -917,7 +868,7 @@ func (cc *ClientConn) healthCheck() {
 	pingTimeout := cc.pingTimeout
 	// We don't need to periodically ping in the health check, because the readLoop of ClientConn will
 	// trigger the healthCheck again if there is no frame received.
-	ctx, cancel := cc.t.contextWithTimeout(context.Background(), pingTimeout)
+	ctx, cancel := context.WithTimeout(context.Background(), pingTimeout)
 	defer cancel()
 	cc.vlogf("http2: Transport sending health check")
 	err := cc.Ping(ctx)
@@ -1120,7 +1071,7 @@ func (cc *ClientConn) tooIdleLocked() bool {
 	// times are compared based on their wall time. We don't want
 	// to reuse a connection that's been sitting idle during
 	// VM/laptop suspend if monotonic time was also frozen.
-	return cc.idleTimeout != 0 && !cc.lastIdle.IsZero() && cc.t.timeSince(cc.lastIdle.Round(0)) > cc.idleTimeout
+	return cc.idleTimeout != 0 && !cc.lastIdle.IsZero() && time.Since(cc.lastIdle.Round(0)) > cc.idleTimeout
 }
 
 // onIdleTimeout is called from a time.AfterFunc goroutine. It will
@@ -1186,7 +1137,6 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
 	done := make(chan struct{})
 	cancelled := false // guarded by cc.mu
 	go func() {
-		cc.t.markNewGoroutine()
 		cc.mu.Lock()
 		defer cc.mu.Unlock()
 		for {
@@ -1257,8 +1207,7 @@ func (cc *ClientConn) closeForError(err error) {
 //
 // In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead.
 func (cc *ClientConn) Close() error {
-	err := errors.New("http2: client connection force closed via ClientConn.Close")
-	cc.closeForError(err)
+	cc.closeForError(errClientConnForceClosed)
 	return nil
 }
 
@@ -1427,7 +1376,6 @@ func (cc *ClientConn) roundTrip(req *http.Request, streamf func(*clientStream))
 //
 // It sends the request and performs post-request cleanup (closing Request.Body, etc.).
 func (cs *clientStream) doRequest(req *http.Request, streamf func(*clientStream)) {
-	cs.cc.t.markNewGoroutine()
 	err := cs.writeRequest(req, streamf)
 	cs.cleanupWriteRequest(err)
 }
@@ -1558,9 +1506,9 @@ func (cs *clientStream) writeRequest(req *http.Request, streamf func(*clientStre
 	var respHeaderTimer <-chan time.Time
 	var respHeaderRecv chan struct{}
 	if d := cc.responseHeaderTimeout(); d != 0 {
-		timer := cc.t.newTimer(d)
+		timer := time.NewTimer(d)
 		defer timer.Stop()
-		respHeaderTimer = timer.C()
+		respHeaderTimer = timer.C
 		respHeaderRecv = cs.respHeaderRecv
 	}
 	// Wait until the peer half-closes its end of the stream,
@@ -1753,7 +1701,7 @@ func (cc *ClientConn) awaitOpenSlotForStreamLocked(cs *clientStream) error {
 			// Return a fatal error which aborts the retry loop.
 			return errClientConnNotEstablished
 		}
-		cc.lastActive = cc.t.now()
+		cc.lastActive = time.Now()
 		if cc.closed || !cc.canTakeNewRequestLocked() {
 			return errClientConnUnusable
 		}
@@ -2092,10 +2040,10 @@ func (cc *ClientConn) forgetStreamID(id uint32) {
 	if len(cc.streams) != slen-1 {
 		panic("forgetting unknown stream id")
 	}
-	cc.lastActive = cc.t.now()
+	cc.lastActive = time.Now()
 	if len(cc.streams) == 0 && cc.idleTimer != nil {
 		cc.idleTimer.Reset(cc.idleTimeout)
-		cc.lastIdle = cc.t.now()
+		cc.lastIdle = time.Now()
 	}
 	// Wake up writeRequestBody via clientStream.awaitFlowControl and
 	// wake up RoundTrip if there is a pending request.
@@ -2121,7 +2069,6 @@ type clientConnReadLoop struct {
 
 // readLoop runs in its own goroutine and reads and dispatches frames.
 func (cc *ClientConn) readLoop() {
-	cc.t.markNewGoroutine()
 	rl := &clientConnReadLoop{cc: cc}
 	defer rl.cleanup()
 	cc.readerErr = rl.run()
@@ -2188,9 +2135,9 @@ func (rl *clientConnReadLoop) cleanup() {
 	if cc.idleTimeout > 0 && unusedWaitTime > cc.idleTimeout {
 		unusedWaitTime = cc.idleTimeout
 	}
-	idleTime := cc.t.now().Sub(cc.lastActive)
+	idleTime := time.Now().Sub(cc.lastActive)
 	if atomic.LoadUint32(&cc.atomicReused) == 0 && idleTime < unusedWaitTime && !cc.closedOnIdle {
-		cc.idleTimer = cc.t.afterFunc(unusedWaitTime-idleTime, func() {
+		cc.idleTimer = time.AfterFunc(unusedWaitTime-idleTime, func() {
 			cc.t.connPool().MarkDead(cc)
 		})
 	} else {
@@ -2250,9 +2197,9 @@ func (rl *clientConnReadLoop) run() error {
 	cc := rl.cc
 	gotSettings := false
 	readIdleTimeout := cc.readIdleTimeout
-	var t timer
+	var t *time.Timer
 	if readIdleTimeout != 0 {
-		t = cc.t.afterFunc(readIdleTimeout, cc.healthCheck)
+		t = time.AfterFunc(readIdleTimeout, cc.healthCheck)
 	}
 	for {
 		f, err := cc.fr.ReadFrame()
@@ -2998,7 +2945,6 @@ func (cc *ClientConn) Ping(ctx context.Context) error {
 	var pingError error
 	errc := make(chan struct{})
 	go func() {
-		cc.t.markNewGoroutine()
 		cc.wmu.Lock()
 		defer cc.wmu.Unlock()
 		if pingError = cc.fr.WritePing(false, p); pingError != nil {
@@ -3228,7 +3174,7 @@ func traceGotConn(req *http.Request, cc *ClientConn, reused bool) {
 	cc.mu.Lock()
 	ci.WasIdle = len(cc.streams) == 0 && reused
 	if ci.WasIdle && !cc.lastActive.IsZero() {
-		ci.IdleTime = cc.t.timeSince(cc.lastActive)
+		ci.IdleTime = time.Since(cc.lastActive)
 	}
 	cc.mu.Unlock()
 

vendor/golang.org/x/sync/LICENSE

@@ -1,27 +0,0 @@
-Copyright 2009 The Go Authors.
-
-Redistribution and use in source and binary forms, with or without
-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 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 LLC nor the names of its
-contributors may be used to endorse or promote products derived from
-this software without specific prior written permission.
-
-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.

vendor/golang.org/x/sync/PATENTS

@@ -1,22 +0,0 @@
-Additional IP Rights Grant (Patents)
-
-"This implementation" means the copyrightable works distributed by
-Google as part of the Go project.
-
-Google hereby grants to You a perpetual, worldwide, non-exclusive,
-no-charge, royalty-free, irrevocable (except as stated in this section)
-patent license to make, have made, use, offer to sell, sell, import,
-transfer and otherwise run, modify and propagate the contents of this
-implementation of Go, where such license applies only to those patent
-claims, both currently owned or controlled by Google and acquired in
-the future, licensable by Google that are necessarily infringed by this
-implementation of Go.  This grant does not include claims that would be
-infringed only as a consequence of further modification of this
-implementation.  If you or your agent or exclusive licensee institute or
-order or agree to the institution of patent litigation against any
-entity (including a cross-claim or counterclaim in a lawsuit) alleging
-that this implementation of Go or any code incorporated within this
-implementation of Go constitutes direct or contributory patent
-infringement, or inducement of patent infringement, then any patent
-rights granted to you under this License for this implementation of Go
-shall terminate as of the date such litigation is filed.

vendor/golang.org/x/sync/errgroup/errgroup.go

@@ -1,151 +0,0 @@
-// Copyright 2016 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 errgroup provides synchronization, error propagation, and Context
-// cancelation for groups of goroutines working on subtasks of a common task.
-//
-// [errgroup.Group] is related to [sync.WaitGroup] but adds handling of tasks
-// returning errors.
-package errgroup
-
-import (
-	"context"
-	"fmt"
-	"sync"
-)
-
-type token struct{}
-
-// A Group is a collection of goroutines working on subtasks that are part of
-// the same overall task. A Group should not be reused for different tasks.
-//
-// A zero Group is valid, has no limit on the number of active goroutines,
-// and does not cancel on error.
-type Group struct {
-	cancel func(error)
-
-	wg sync.WaitGroup
-
-	sem chan token
-
-	errOnce sync.Once
-	err     error
-}
-
-func (g *Group) done() {
-	if g.sem != nil {
-		<-g.sem
-	}
-	g.wg.Done()
-}
-
-// WithContext returns a new Group and an associated Context derived from ctx.
-//
-// The derived Context is canceled the first time a function passed to Go
-// returns a non-nil error or the first time Wait returns, whichever occurs
-// first.
-func WithContext(ctx context.Context) (*Group, context.Context) {
-	ctx, cancel := context.WithCancelCause(ctx)
-	return &Group{cancel: cancel}, ctx
-}
-
-// Wait blocks until all function calls from the Go method have returned, then
-// returns the first non-nil error (if any) from them.
-func (g *Group) Wait() error {
-	g.wg.Wait()
-	if g.cancel != nil {
-		g.cancel(g.err)
-	}
-	return g.err
-}
-
-// Go calls the given function in a new goroutine.
-//
-// The first call to Go must happen before a Wait.
-// It blocks until the new goroutine can be added without the number of
-// goroutines in the group exceeding the configured limit.
-//
-// The first goroutine in the group that returns a non-nil error will
-// cancel the associated Context, if any. The error will be returned
-// by Wait.
-func (g *Group) Go(f func() error) {
-	if g.sem != nil {
-		g.sem <- token{}
-	}
-
-	g.wg.Add(1)
-	go func() {
-		defer g.done()
-
-		// It is tempting to propagate panics from f()
-		// up to the goroutine that calls Wait, but
-		// it creates more problems than it solves:
-		// - it delays panics arbitrarily,
-		//   making bugs harder to detect;
-		// - it turns f's panic stack into a mere value,
-		//   hiding it from crash-monitoring tools;
-		// - it risks deadlocks that hide the panic entirely,
-		//   if f's panic leaves the program in a state
-		//   that prevents the Wait call from being reached.
-		// See #53757, #74275, #74304, #74306.
-
-		if err := f(); err != nil {
-			g.errOnce.Do(func() {
-				g.err = err
-				if g.cancel != nil {
-					g.cancel(g.err)
-				}
-			})
-		}
-	}()
-}
-
-// TryGo calls the given function in a new goroutine only if the number of
-// active goroutines in the group is currently below the configured limit.
-//
-// The return value reports whether the goroutine was started.
-func (g *Group) TryGo(f func() error) bool {
-	if g.sem != nil {
-		select {
-		case g.sem <- token{}:
-			// Note: this allows barging iff channels in general allow barging.
-		default:
-			return false
-		}
-	}
-
-	g.wg.Add(1)
-	go func() {
-		defer g.done()
-
-		if err := f(); err != nil {
-			g.errOnce.Do(func() {
-				g.err = err
-				if g.cancel != nil {
-					g.cancel(g.err)
-				}
-			})
-		}
-	}()
-	return true
-}
-
-// SetLimit limits the number of active goroutines in this group to at most n.
-// A negative value indicates no limit.
-// A limit of zero will prevent any new goroutines from being added.
-//
-// Any subsequent call to the Go method will block until it can add an active
-// goroutine without exceeding the configured limit.
-//
-// The limit must not be modified while any goroutines in the group are active.
-func (g *Group) SetLimit(n int) {
-	if n < 0 {
-		g.sem = nil
-		return
-	}
-	if len(g.sem) != 0 {
-		panic(fmt.Errorf("errgroup: modify limit while %v goroutines in the group are still active", len(g.sem)))
-	}
-	g.sem = make(chan token, n)
-}

vendor/golang.org/x/sys/plan9/pwd_go15_plan9.go

@@ -1,21 +0,0 @@
-// Copyright 2015 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.
-
-//go:build go1.5
-
-package plan9
-
-import "syscall"
-
-func fixwd() {
-	syscall.Fixwd()
-}
-
-func Getwd() (wd string, err error) {
-	return syscall.Getwd()
-}
-
-func Chdir(path string) error {
-	return syscall.Chdir(path)
-}

vendor/golang.org/x/sys/plan9/pwd_plan9.go

@@ -2,22 +2,18 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build !go1.5
-
 package plan9
 
+import "syscall"
+
 func fixwd() {
+	syscall.Fixwd()
 }
 
 func Getwd() (wd string, err error) {
-	fd, err := open(".", O_RDONLY)
-	if err != nil {
-		return "", err
-	}
-	defer Close(fd)
-	return Fd2path(fd)
+	return syscall.Getwd()
 }
 
 func Chdir(path string) error {
-	return chdir(path)
+	return syscall.Chdir(path)
 }

vendor/golang.org/x/sys/unix/affinity_linux.go

@@ -38,9 +38,7 @@ func SchedSetaffinity(pid int, set *CPUSet) error {
 
 // Zero clears the set s, so that it contains no CPUs.
 func (s *CPUSet) Zero() {
-	for i := range s {
-		s[i] = 0
-	}
+	clear(s[:])
 }
 
 func cpuBitsIndex(cpu int) int {

vendor/golang.org/x/sys/unix/syscall_solaris.go

@@ -629,7 +629,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Kill(pid int, signum syscall.Signal) (err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
 //sys	Link(path string, link string) (err error)
-//sys	Listen(s int, backlog int) (err error) = libsocket.__xnet_llisten
+//sys	Listen(s int, backlog int) (err error) = libsocket.__xnet_listen
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	Madvise(b []byte, advice int) (err error)
 //sys	Mkdir(path string, mode uint32) (err error)

vendor/golang.org/x/sys/unix/zsyscall_solaris_amd64.go

@@ -72,7 +72,7 @@ import (
 //go:cgo_import_dynamic libc_kill kill "libc.so"
 //go:cgo_import_dynamic libc_lchown lchown "libc.so"
 //go:cgo_import_dynamic libc_link link "libc.so"
-//go:cgo_import_dynamic libc___xnet_llisten __xnet_llisten "libsocket.so"
+//go:cgo_import_dynamic libc___xnet_listen __xnet_listen "libsocket.so"
 //go:cgo_import_dynamic libc_lstat lstat "libc.so"
 //go:cgo_import_dynamic libc_madvise madvise "libc.so"
 //go:cgo_import_dynamic libc_mkdir mkdir "libc.so"
@@ -221,7 +221,7 @@ import (
 //go:linkname procKill libc_kill
 //go:linkname procLchown libc_lchown
 //go:linkname procLink libc_link
-//go:linkname proc__xnet_llisten libc___xnet_llisten
+//go:linkname proc__xnet_listen libc___xnet_listen
 //go:linkname procLstat libc_lstat
 //go:linkname procMadvise libc_madvise
 //go:linkname procMkdir libc_mkdir
@@ -371,7 +371,7 @@ var (
 	procKill,
 	procLchown,
 	procLink,
-	proc__xnet_llisten,
+	proc__xnet_listen,
 	procLstat,
 	procMadvise,
 	procMkdir,
@@ -1178,7 +1178,7 @@ func Link(path string, link string) (err error) {
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Listen(s int, backlog int) (err error) {
-	_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_llisten)), 2, uintptr(s), uintptr(backlog), 0, 0, 0, 0)
+	_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_listen)), 2, uintptr(s), uintptr(backlog), 0, 0, 0, 0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/ztypes_linux.go

@@ -632,6 +632,8 @@ const (
 	IFA_FLAGS          = 0x8
 	IFA_RT_PRIORITY    = 0x9
 	IFA_TARGET_NETNSID = 0xa
+	IFAL_LABEL         = 0x2
+	IFAL_ADDRESS       = 0x1
 	RT_SCOPE_UNIVERSE  = 0x0
 	RT_SCOPE_SITE      = 0xc8
 	RT_SCOPE_LINK      = 0xfd
@@ -689,6 +691,7 @@ const (
 	SizeofRtAttr       = 0x4
 	SizeofIfInfomsg    = 0x10
 	SizeofIfAddrmsg    = 0x8
+	SizeofIfAddrlblmsg = 0xc
 	SizeofIfaCacheinfo = 0x10
 	SizeofRtMsg        = 0xc
 	SizeofRtNexthop    = 0x8
@@ -740,6 +743,15 @@ type IfAddrmsg struct {
 	Index     uint32
 }
 
+type IfAddrlblmsg struct {
+	Family    uint8
+	_         uint8
+	Prefixlen uint8
+	Flags     uint8
+	Index     uint32
+	Seq       uint32
+}
+
 type IfaCacheinfo struct {
 	Prefered uint32
 	Valid    uint32
@@ -3052,6 +3064,23 @@ const (
 )
 
 const (
+	TCA_UNSPEC            = 0x0
+	TCA_KIND              = 0x1
+	TCA_OPTIONS           = 0x2
+	TCA_STATS             = 0x3
+	TCA_XSTATS            = 0x4
+	TCA_RATE              = 0x5
+	TCA_FCNT              = 0x6
+	TCA_STATS2            = 0x7
+	TCA_STAB              = 0x8
+	TCA_PAD               = 0x9
+	TCA_DUMP_INVISIBLE    = 0xa
+	TCA_CHAIN             = 0xb
+	TCA_HW_OFFLOAD        = 0xc
+	TCA_INGRESS_BLOCK     = 0xd
+	TCA_EGRESS_BLOCK      = 0xe
+	TCA_DUMP_FLAGS        = 0xf
+	TCA_EXT_WARN_MSG      = 0x10
 	RTNLGRP_NONE          = 0x0
 	RTNLGRP_LINK          = 0x1
 	RTNLGRP_NOTIFY        = 0x2
@@ -3086,6 +3115,18 @@ const (
 	RTNLGRP_IPV6_MROUTE_R = 0x1f
 	RTNLGRP_NEXTHOP       = 0x20
 	RTNLGRP_BRVLAN        = 0x21
+	RTNLGRP_MCTP_IFADDR   = 0x22
+	RTNLGRP_TUNNEL        = 0x23
+	RTNLGRP_STATS         = 0x24
+	RTNLGRP_IPV4_MCADDR   = 0x25
+	RTNLGRP_IPV6_MCADDR   = 0x26
+	RTNLGRP_IPV6_ACADDR   = 0x27
+	TCA_ROOT_UNSPEC       = 0x0
+	TCA_ROOT_TAB          = 0x1
+	TCA_ROOT_FLAGS        = 0x2
+	TCA_ROOT_COUNT        = 0x3
+	TCA_ROOT_TIME_DELTA   = 0x4
+	TCA_ROOT_EXT_WARN_MSG = 0x5
 )
 
 type CapUserHeader struct {

vendor/golang.org/x/sys/windows/registry/zsyscall_windows.go

@@ -52,7 +52,7 @@ var (
 )
 
 func regConnectRegistry(machinename *uint16, key syscall.Handle, result *syscall.Handle) (regerrno error) {
-	r0, _, _ := syscall.Syscall(procRegConnectRegistryW.Addr(), 3, uintptr(unsafe.Pointer(machinename)), uintptr(key), uintptr(unsafe.Pointer(result)))
+	r0, _, _ := syscall.SyscallN(procRegConnectRegistryW.Addr(), uintptr(unsafe.Pointer(machinename)), uintptr(key), uintptr(unsafe.Pointer(result)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -60,7 +60,7 @@ func regConnectRegistry(machinename *uint16, key syscall.Handle, result *syscall
 }
 
 func regCreateKeyEx(key syscall.Handle, subkey *uint16, reserved uint32, class *uint16, options uint32, desired uint32, sa *syscall.SecurityAttributes, result *syscall.Handle, disposition *uint32) (regerrno error) {
-	r0, _, _ := syscall.Syscall9(procRegCreateKeyExW.Addr(), 9, uintptr(key), uintptr(unsafe.Pointer(subkey)), uintptr(reserved), uintptr(unsafe.Pointer(class)), uintptr(options), uintptr(desired), uintptr(unsafe.Pointer(sa)), uintptr(unsafe.Pointer(result)), uintptr(unsafe.Pointer(disposition)))
+	r0, _, _ := syscall.SyscallN(procRegCreateKeyExW.Addr(), uintptr(key), uintptr(unsafe.Pointer(subkey)), uintptr(reserved), uintptr(unsafe.Pointer(class)), uintptr(options), uintptr(desired), uintptr(unsafe.Pointer(sa)), uintptr(unsafe.Pointer(result)), uintptr(unsafe.Pointer(disposition)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -68,7 +68,7 @@ func regCreateKeyEx(key syscall.Handle, subkey *uint16, reserved uint32, class *
 }
 
 func regDeleteKey(key syscall.Handle, subkey *uint16) (regerrno error) {
-	r0, _, _ := syscall.Syscall(procRegDeleteKeyW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(subkey)), 0)
+	r0, _, _ := syscall.SyscallN(procRegDeleteKeyW.Addr(), uintptr(key), uintptr(unsafe.Pointer(subkey)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -76,7 +76,7 @@ func regDeleteKey(key syscall.Handle, subkey *uint16) (regerrno error) {
 }
 
 func regDeleteValue(key syscall.Handle, name *uint16) (regerrno error) {
-	r0, _, _ := syscall.Syscall(procRegDeleteValueW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(name)), 0)
+	r0, _, _ := syscall.SyscallN(procRegDeleteValueW.Addr(), uintptr(key), uintptr(unsafe.Pointer(name)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -84,7 +84,7 @@ func regDeleteValue(key syscall.Handle, name *uint16) (regerrno error) {
 }
 
 func regEnumValue(key syscall.Handle, index uint32, name *uint16, nameLen *uint32, reserved *uint32, valtype *uint32, buf *byte, buflen *uint32) (regerrno error) {
-	r0, _, _ := syscall.Syscall9(procRegEnumValueW.Addr(), 8, uintptr(key), uintptr(index), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(nameLen)), uintptr(unsafe.Pointer(reserved)), uintptr(unsafe.Pointer(valtype)), uintptr(unsafe.Pointer(buf)), uintptr(unsafe.Pointer(buflen)), 0)
+	r0, _, _ := syscall.SyscallN(procRegEnumValueW.Addr(), uintptr(key), uintptr(index), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(nameLen)), uintptr(unsafe.Pointer(reserved)), uintptr(unsafe.Pointer(valtype)), uintptr(unsafe.Pointer(buf)), uintptr(unsafe.Pointer(buflen)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -92,7 +92,7 @@ func regEnumValue(key syscall.Handle, index uint32, name *uint16, nameLen *uint3
 }
 
 func regLoadMUIString(key syscall.Handle, name *uint16, buf *uint16, buflen uint32, buflenCopied *uint32, flags uint32, dir *uint16) (regerrno error) {
-	r0, _, _ := syscall.Syscall9(procRegLoadMUIStringW.Addr(), 7, uintptr(key), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(buf)), uintptr(buflen), uintptr(unsafe.Pointer(buflenCopied)), uintptr(flags), uintptr(unsafe.Pointer(dir)), 0, 0)
+	r0, _, _ := syscall.SyscallN(procRegLoadMUIStringW.Addr(), uintptr(key), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(buf)), uintptr(buflen), uintptr(unsafe.Pointer(buflenCopied)), uintptr(flags), uintptr(unsafe.Pointer(dir)))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -100,7 +100,7 @@ func regLoadMUIString(key syscall.Handle, name *uint16, buf *uint16, buflen uint
 }
 
 func regSetValueEx(key syscall.Handle, valueName *uint16, reserved uint32, vtype uint32, buf *byte, bufsize uint32) (regerrno error) {
-	r0, _, _ := syscall.Syscall6(procRegSetValueExW.Addr(), 6, uintptr(key), uintptr(unsafe.Pointer(valueName)), uintptr(reserved), uintptr(vtype), uintptr(unsafe.Pointer(buf)), uintptr(bufsize))
+	r0, _, _ := syscall.SyscallN(procRegSetValueExW.Addr(), uintptr(key), uintptr(unsafe.Pointer(valueName)), uintptr(reserved), uintptr(vtype), uintptr(unsafe.Pointer(buf)), uintptr(bufsize))
 	if r0 != 0 {
 		regerrno = syscall.Errno(r0)
 	}
@@ -108,7 +108,7 @@ func regSetValueEx(key syscall.Handle, valueName *uint16, reserved uint32, vtype
 }
 
 func expandEnvironmentStrings(src *uint16, dst *uint16, size uint32) (n uint32, err error) {
-	r0, _, e1 := syscall.Syscall(procExpandEnvironmentStringsW.Addr(), 3, uintptr(unsafe.Pointer(src)), uintptr(unsafe.Pointer(dst)), uintptr(size))
+	r0, _, e1 := syscall.SyscallN(procExpandEnvironmentStringsW.Addr(), uintptr(unsafe.Pointer(src)), uintptr(unsafe.Pointer(dst)), uintptr(size))
 	n = uint32(r0)
 	if n == 0 {
 		err = errnoErr(e1)

vendor/golang.org/x/sys/windows/types_windows.go

@@ -1976,6 +1976,12 @@ const (
 	SYMBOLIC_LINK_FLAG_DIRECTORY     = 0x1
 )
 
+// FILE_ZERO_DATA_INFORMATION from winioctl.h
+type FileZeroDataInformation struct {
+	FileOffset      int64
+	BeyondFinalZero int64
+}
+
 const (
 	ComputerNameNetBIOS                   = 0
 	ComputerNameDnsHostname               = 1