rebase: bump google.golang.org/grpc from 1.59.0 to 1.60.1

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.59.0 to 1.60.1.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.59.0...v1.60.1)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

vendor/google.golang.org/grpc/internal/transport/handler_server.go

@@ -75,11 +75,25 @@ func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []s
 		return nil, errors.New(msg)
 	}
 
+	var localAddr net.Addr
+	if la := r.Context().Value(http.LocalAddrContextKey); la != nil {
+		localAddr, _ = la.(net.Addr)
+	}
+	var authInfo credentials.AuthInfo
+	if r.TLS != nil {
+		authInfo = credentials.TLSInfo{State: *r.TLS, CommonAuthInfo: credentials.CommonAuthInfo{SecurityLevel: credentials.PrivacyAndIntegrity}}
+	}
+	p := peer.Peer{
+		Addr:      strAddr(r.RemoteAddr),
+		LocalAddr: localAddr,
+		AuthInfo:  authInfo,
+	}
 	st := &serverHandlerTransport{
 		rw:             w,
 		req:            r,
 		closedCh:       make(chan struct{}),
 		writes:         make(chan func()),
+		peer:           p,
 		contentType:    contentType,
 		contentSubtype: contentSubtype,
 		stats:          stats,
@@ -134,6 +148,8 @@ type serverHandlerTransport struct {
 
 	headerMD metadata.MD
 
+	peer peer.Peer
+
 	closeOnce sync.Once
 	closedCh  chan struct{} // closed on Close
 
@@ -165,7 +181,13 @@ func (ht *serverHandlerTransport) Close(err error) {
 	})
 }
 
-func (ht *serverHandlerTransport) RemoteAddr() net.Addr { return strAddr(ht.req.RemoteAddr) }
+func (ht *serverHandlerTransport) Peer() *peer.Peer {
+	return &peer.Peer{
+		Addr:      ht.peer.Addr,
+		LocalAddr: ht.peer.LocalAddr,
+		AuthInfo:  ht.peer.AuthInfo,
+	}
+}
 
 // strAddr is a net.Addr backed by either a TCP "ip:port" string, or
 // the empty string if unknown.
@@ -347,10 +369,8 @@ func (ht *serverHandlerTransport) WriteHeader(s *Stream, md metadata.MD) error {
 	return err
 }
 
-func (ht *serverHandlerTransport) HandleStreams(startStream func(*Stream)) {
+func (ht *serverHandlerTransport) HandleStreams(ctx context.Context, startStream func(*Stream)) {
 	// With this transport type there will be exactly 1 stream: this HTTP request.
-
-	ctx := ht.req.Context()
 	var cancel context.CancelFunc
 	if ht.timeoutSet {
 		ctx, cancel = context.WithTimeout(ctx, ht.timeout)
@@ -370,34 +390,19 @@ func (ht *serverHandlerTransport) HandleStreams(startStream func(*Stream)) {
 		ht.Close(errors.New("request is done processing"))
 	}()
 
-	req := ht.req
-
-	s := &Stream{
-		id:             0, // irrelevant
-		requestRead:    func(int) {},
-		cancel:         cancel,
-		buf:            newRecvBuffer(),
-		st:             ht,
-		method:         req.URL.Path,
-		recvCompress:   req.Header.Get("grpc-encoding"),
-		contentSubtype: ht.contentSubtype,
-	}
-	pr := &peer.Peer{
-		Addr: ht.RemoteAddr(),
-	}
-	if req.TLS != nil {
-		pr.AuthInfo = credentials.TLSInfo{State: *req.TLS, CommonAuthInfo: credentials.CommonAuthInfo{SecurityLevel: credentials.PrivacyAndIntegrity}}
-	}
 	ctx = metadata.NewIncomingContext(ctx, ht.headerMD)
-	s.ctx = peer.NewContext(ctx, pr)
-	for _, sh := range ht.stats {
-		s.ctx = sh.TagRPC(s.ctx, &stats.RPCTagInfo{FullMethodName: s.method})
-		inHeader := &stats.InHeader{
-			FullMethod:  s.method,
-			RemoteAddr:  ht.RemoteAddr(),
-			Compression: s.recvCompress,
-		}
-		sh.HandleRPC(s.ctx, inHeader)
+	req := ht.req
+	s := &Stream{
+		id:               0, // irrelevant
+		ctx:              ctx,
+		requestRead:      func(int) {},
+		cancel:           cancel,
+		buf:              newRecvBuffer(),
+		st:               ht,
+		method:           req.URL.Path,
+		recvCompress:     req.Header.Get("grpc-encoding"),
+		contentSubtype:   ht.contentSubtype,
+		headerWireLength: 0, // won't have access to header wire length until golang/go#18997.
 	}
 	s.trReader = &transportReader{
 		reader:        &recvBufferReader{ctx: s.ctx, ctxDone: s.ctx.Done(), recv: s.buf, freeBuffer: func(*bytes.Buffer) {}},

vendor/google.golang.org/grpc/internal/transport/http2_client.go

@@ -36,6 +36,7 @@ import (
 	"golang.org/x/net/http2/hpack"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/credentials"
+	"google.golang.org/grpc/internal"
 	"google.golang.org/grpc/internal/channelz"
 	icredentials "google.golang.org/grpc/internal/credentials"
 	"google.golang.org/grpc/internal/grpclog"
@@ -43,7 +44,7 @@ import (
 	"google.golang.org/grpc/internal/grpcutil"
 	imetadata "google.golang.org/grpc/internal/metadata"
 	istatus "google.golang.org/grpc/internal/status"
-	"google.golang.org/grpc/internal/syscall"
+	isyscall "google.golang.org/grpc/internal/syscall"
 	"google.golang.org/grpc/internal/transport/networktype"
 	"google.golang.org/grpc/keepalive"
 	"google.golang.org/grpc/metadata"
@@ -176,7 +177,7 @@ func dial(ctx context.Context, fn func(context.Context, string) (net.Conn, error
 	if networkType == "tcp" && useProxy {
 		return proxyDial(ctx, address, grpcUA)
 	}
-	return (&net.Dialer{}).DialContext(ctx, networkType, address)
+	return internal.NetDialerWithTCPKeepalive().DialContext(ctx, networkType, address)
 }
 
 func isTemporary(err error) bool {
@@ -262,7 +263,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
 	}
 	keepaliveEnabled := false
 	if kp.Time != infinity {
-		if err = syscall.SetTCPUserTimeout(conn, kp.Timeout); err != nil {
+		if err = isyscall.SetTCPUserTimeout(conn, kp.Timeout); err != nil {
 			return nil, connectionErrorf(false, err, "transport: failed to set TCP_USER_TIMEOUT: %v", err)
 		}
 		keepaliveEnabled = true
@@ -493,8 +494,9 @@ func (t *http2Client) newStream(ctx context.Context, callHdr *CallHdr) *Stream {
 
 func (t *http2Client) getPeer() *peer.Peer {
 	return &peer.Peer{
-		Addr:     t.remoteAddr,
-		AuthInfo: t.authInfo, // Can be nil
+		Addr:      t.remoteAddr,
+		AuthInfo:  t.authInfo, // Can be nil
+		LocalAddr: t.localAddr,
 	}
 }
 

vendor/google.golang.org/grpc/internal/transport/http2_server.go

@@ -68,18 +68,15 @@ var serverConnectionCounter uint64
 
 // http2Server implements the ServerTransport interface with HTTP2.
 type http2Server struct {
-	lastRead    int64 // Keep this field 64-bit aligned. Accessed atomically.
-	ctx         context.Context
-	done        chan struct{}
-	conn        net.Conn
-	loopy       *loopyWriter
-	readerDone  chan struct{} // sync point to enable testing.
-	writerDone  chan struct{} // sync point to enable testing.
-	remoteAddr  net.Addr
-	localAddr   net.Addr
-	authInfo    credentials.AuthInfo // auth info about the connection
-	inTapHandle tap.ServerInHandle
-	framer      *framer
+	lastRead        int64 // Keep this field 64-bit aligned. Accessed atomically.
+	done            chan struct{}
+	conn            net.Conn
+	loopy           *loopyWriter
+	readerDone      chan struct{} // sync point to enable testing.
+	loopyWriterDone chan struct{}
+	peer            peer.Peer
+	inTapHandle     tap.ServerInHandle
+	framer          *framer
 	// The max number of concurrent streams.
 	maxStreams uint32
 	// controlBuf delivers all the control related tasks (e.g., window
@@ -243,16 +240,18 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
 	}
 
 	done := make(chan struct{})
+	peer := peer.Peer{
+		Addr:      conn.RemoteAddr(),
+		LocalAddr: conn.LocalAddr(),
+		AuthInfo:  authInfo,
+	}
 	t := &http2Server{
-		ctx:               setConnection(context.Background(), rawConn),
 		done:              done,
 		conn:              conn,
-		remoteAddr:        conn.RemoteAddr(),
-		localAddr:         conn.LocalAddr(),
-		authInfo:          authInfo,
+		peer:              peer,
 		framer:            framer,
 		readerDone:        make(chan struct{}),
-		writerDone:        make(chan struct{}),
+		loopyWriterDone:   make(chan struct{}),
 		maxStreams:        config.MaxStreams,
 		inTapHandle:       config.InTapHandle,
 		fc:                &trInFlow{limit: uint32(icwz)},
@@ -267,8 +266,6 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
 		bufferPool:        newBufferPool(),
 	}
 	t.logger = prefixLoggerForServerTransport(t)
-	// Add peer information to the http2server context.
-	t.ctx = peer.NewContext(t.ctx, t.getPeer())
 
 	t.controlBuf = newControlBuffer(t.done)
 	if dynamicWindow {
@@ -277,15 +274,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
 			updateFlowControl: t.updateFlowControl,
 		}
 	}
-	for _, sh := range t.stats {
-		t.ctx = sh.TagConn(t.ctx, &stats.ConnTagInfo{
-			RemoteAddr: t.remoteAddr,
-			LocalAddr:  t.localAddr,
-		})
-		connBegin := &stats.ConnBegin{}
-		sh.HandleConn(t.ctx, connBegin)
-	}
-	t.channelzID, err = channelz.RegisterNormalSocket(t, config.ChannelzParentID, fmt.Sprintf("%s -> %s", t.remoteAddr, t.localAddr))
+	t.channelzID, err = channelz.RegisterNormalSocket(t, config.ChannelzParentID, fmt.Sprintf("%s -> %s", t.peer.Addr, t.peer.LocalAddr))
 	if err != nil {
 		return nil, err
 	}
@@ -334,7 +323,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
 		t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger)
 		t.loopy.ssGoAwayHandler = t.outgoingGoAwayHandler
 		t.loopy.run()
-		close(t.writerDone)
+		close(t.loopyWriterDone)
 	}()
 	go t.keepalive()
 	return t, nil
@@ -342,7 +331,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
 
 // operateHeaders takes action on the decoded headers. Returns an error if fatal
 // error encountered and transport needs to close, otherwise returns nil.
-func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(*Stream)) error {
+func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeadersFrame, handle func(*Stream)) error {
 	// Acquire max stream ID lock for entire duration
 	t.maxStreamMu.Lock()
 	defer t.maxStreamMu.Unlock()
@@ -369,10 +358,11 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
 
 	buf := newRecvBuffer()
 	s := &Stream{
-		id:  streamID,
-		st:  t,
-		buf: buf,
-		fc:  &inFlow{limit: uint32(t.initialWindowSize)},
+		id:               streamID,
+		st:               t,
+		buf:              buf,
+		fc:               &inFlow{limit: uint32(t.initialWindowSize)},
+		headerWireLength: int(frame.Header().Length),
 	}
 	var (
 		// if false, content-type was missing or invalid
@@ -511,9 +501,9 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
 		s.state = streamReadDone
 	}
 	if timeoutSet {
-		s.ctx, s.cancel = context.WithTimeout(t.ctx, timeout)
+		s.ctx, s.cancel = context.WithTimeout(ctx, timeout)
 	} else {
-		s.ctx, s.cancel = context.WithCancel(t.ctx)
+		s.ctx, s.cancel = context.WithCancel(ctx)
 	}
 
 	// Attach the received metadata to the context.
@@ -592,18 +582,6 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
 	s.requestRead = func(n int) {
 		t.adjustWindow(s, uint32(n))
 	}
-	for _, sh := range t.stats {
-		s.ctx = sh.TagRPC(s.ctx, &stats.RPCTagInfo{FullMethodName: s.method})
-		inHeader := &stats.InHeader{
-			FullMethod:  s.method,
-			RemoteAddr:  t.remoteAddr,
-			LocalAddr:   t.localAddr,
-			Compression: s.recvCompress,
-			WireLength:  int(frame.Header().Length),
-			Header:      mdata.Copy(),
-		}
-		sh.HandleRPC(s.ctx, inHeader)
-	}
 	s.ctxDone = s.ctx.Done()
 	s.wq = newWriteQuota(defaultWriteQuota, s.ctxDone)
 	s.trReader = &transportReader{
@@ -629,8 +607,11 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
 // HandleStreams receives incoming streams using the given handler. This is
 // typically run in a separate goroutine.
 // traceCtx attaches trace to ctx and returns the new context.
-func (t *http2Server) HandleStreams(handle func(*Stream)) {
-	defer close(t.readerDone)
+func (t *http2Server) HandleStreams(ctx context.Context, handle func(*Stream)) {
+	defer func() {
+		<-t.loopyWriterDone
+		close(t.readerDone)
+	}()
 	for {
 		t.controlBuf.throttle()
 		frame, err := t.framer.fr.ReadFrame()
@@ -664,7 +645,7 @@ func (t *http2Server) HandleStreams(handle func(*Stream)) {
 		}
 		switch frame := frame.(type) {
 		case *http2.MetaHeadersFrame:
-			if err := t.operateHeaders(frame, handle); err != nil {
+			if err := t.operateHeaders(ctx, frame, handle); err != nil {
 				t.Close(err)
 				break
 			}
@@ -1242,10 +1223,6 @@ func (t *http2Server) Close(err error) {
 	for _, s := range streams {
 		s.cancel()
 	}
-	for _, sh := range t.stats {
-		connEnd := &stats.ConnEnd{}
-		sh.HandleConn(t.ctx, connEnd)
-	}
 }
 
 // deleteStream deletes the stream s from transport's active streams.
@@ -1311,10 +1288,6 @@ func (t *http2Server) closeStream(s *Stream, rst bool, rstCode http2.ErrCode, eo
 	})
 }
 
-func (t *http2Server) RemoteAddr() net.Addr {
-	return t.remoteAddr
-}
-
 func (t *http2Server) Drain(debugData string) {
 	t.mu.Lock()
 	defer t.mu.Unlock()
@@ -1397,11 +1370,11 @@ func (t *http2Server) ChannelzMetric() *channelz.SocketInternalMetric {
 		LastMessageReceivedTimestamp:     time.Unix(0, atomic.LoadInt64(&t.czData.lastMsgRecvTime)),
 		LocalFlowControlWindow:           int64(t.fc.getSize()),
 		SocketOptions:                    channelz.GetSocketOption(t.conn),
-		LocalAddr:                        t.localAddr,
-		RemoteAddr:                       t.remoteAddr,
+		LocalAddr:                        t.peer.LocalAddr,
+		RemoteAddr:                       t.peer.Addr,
 		// RemoteName :
 	}
-	if au, ok := t.authInfo.(credentials.ChannelzSecurityInfo); ok {
+	if au, ok := t.peer.AuthInfo.(credentials.ChannelzSecurityInfo); ok {
 		s.Security = au.GetSecurityValue()
 	}
 	s.RemoteFlowControlWindow = t.getOutFlowWindow()
@@ -1433,10 +1406,12 @@ func (t *http2Server) getOutFlowWindow() int64 {
 	}
 }
 
-func (t *http2Server) getPeer() *peer.Peer {
+// Peer returns the peer of the transport.
+func (t *http2Server) Peer() *peer.Peer {
 	return &peer.Peer{
-		Addr:     t.remoteAddr,
-		AuthInfo: t.authInfo, // Can be nil
+		Addr:      t.peer.Addr,
+		LocalAddr: t.peer.LocalAddr,
+		AuthInfo:  t.peer.AuthInfo, // Can be nil
 	}
 }
 
@@ -1461,6 +1436,6 @@ func GetConnection(ctx context.Context) net.Conn {
 // SetConnection adds the connection to the context to be able to get
 // information about the destination ip and port for an incoming RPC. This also
 // allows any unary or streaming interceptors to see the connection.
-func setConnection(ctx context.Context, conn net.Conn) context.Context {
+func SetConnection(ctx context.Context, conn net.Conn) context.Context {
 	return context.WithValue(ctx, connectionKey{}, conn)
 }

vendor/google.golang.org/grpc/internal/transport/proxy.go

@@ -28,6 +28,8 @@ import (
 	"net/http"
 	"net/http/httputil"
 	"net/url"
+
+	"google.golang.org/grpc/internal"
 )
 
 const proxyAuthHeaderKey = "Proxy-Authorization"
@@ -112,7 +114,7 @@ func doHTTPConnectHandshake(ctx context.Context, conn net.Conn, backendAddr stri
 // proxyDial dials, connecting to a proxy first if necessary. Checks if a proxy
 // is necessary, dials, does the HTTP CONNECT handshake, and returns the
 // connection.
-func proxyDial(ctx context.Context, addr string, grpcUA string) (conn net.Conn, err error) {
+func proxyDial(ctx context.Context, addr string, grpcUA string) (net.Conn, error) {
 	newAddr := addr
 	proxyURL, err := mapAddress(addr)
 	if err != nil {
@@ -122,15 +124,15 @@ func proxyDial(ctx context.Context, addr string, grpcUA string) (conn net.Conn,
 		newAddr = proxyURL.Host
 	}
 
-	conn, err = (&net.Dialer{}).DialContext(ctx, "tcp", newAddr)
+	conn, err := internal.NetDialerWithTCPKeepalive().DialContext(ctx, "tcp", newAddr)
 	if err != nil {
-		return
+		return nil, err
 	}
-	if proxyURL != nil {
+	if proxyURL == nil {
 		// proxy is disabled if proxyURL is nil.
-		conn, err = doHTTPConnectHandshake(ctx, conn, addr, proxyURL, grpcUA)
+		return conn, err
 	}
-	return
+	return doHTTPConnectHandshake(ctx, conn, addr, proxyURL, grpcUA)
 }
 
 func sendHTTPRequest(ctx context.Context, req *http.Request, conn net.Conn) error {

vendor/google.golang.org/grpc/internal/transport/transport.go

@@ -37,6 +37,7 @@ import (
 	"google.golang.org/grpc/internal/channelz"
 	"google.golang.org/grpc/keepalive"
 	"google.golang.org/grpc/metadata"
+	"google.golang.org/grpc/peer"
 	"google.golang.org/grpc/resolver"
 	"google.golang.org/grpc/stats"
 	"google.golang.org/grpc/status"
@@ -265,7 +266,8 @@ type Stream struct {
 	// headerValid indicates whether a valid header was received.  Only
 	// meaningful after headerChan is closed (always call waitOnHeader() before
 	// reading its value).  Not valid on server side.
-	headerValid bool
+	headerValid      bool
+	headerWireLength int // Only set on server side.
 
 	// hdrMu protects header and trailer metadata on the server-side.
 	hdrMu sync.Mutex
@@ -425,6 +427,12 @@ func (s *Stream) Context() context.Context {
 	return s.ctx
 }
 
+// SetContext sets the context of the stream. This will be deleted once the
+// stats handler callouts all move to gRPC layer.
+func (s *Stream) SetContext(ctx context.Context) {
+	s.ctx = ctx
+}
+
 // Method returns the method for the stream.
 func (s *Stream) Method() string {
 	return s.method
@@ -437,6 +445,12 @@ func (s *Stream) Status() *status.Status {
 	return s.status
 }
 
+// HeaderWireLength returns the size of the headers of the stream as received
+// from the wire. Valid only on the server.
+func (s *Stream) HeaderWireLength() int {
+	return s.headerWireLength
+}
+
 // SetHeader sets the header metadata. This can be called multiple times.
 // Server side only.
 // This should not be called in parallel to other data writes.
@@ -698,7 +712,7 @@ type ClientTransport interface {
 // Write methods for a given Stream will be called serially.
 type ServerTransport interface {
 	// HandleStreams receives incoming streams using the given handler.
-	HandleStreams(func(*Stream))
+	HandleStreams(context.Context, func(*Stream))
 
 	// WriteHeader sends the header metadata for the given stream.
 	// WriteHeader may not be called on all streams.
@@ -717,8 +731,8 @@ type ServerTransport interface {
 	// handlers will be terminated asynchronously.
 	Close(err error)
 
-	// RemoteAddr returns the remote network address.
-	RemoteAddr() net.Addr
+	// Peer returns the peer of the server transport.
+	Peer() *peer.Peer
 
 	// Drain notifies the client this ServerTransport stops accepting new RPCs.
 	Drain(debugData string)