[VOL-5486] Fix deprecated versions

Change-Id: I3e03ea246020547ae75fa92ce8cf5cbba7e8f3bb
Signed-off-by: Abhay Kumar <abhay.kumar@radisys.com>
diff --git a/vendor/google.golang.org/grpc/stats/stats.go b/vendor/google.golang.org/grpc/stats/stats.go
index f3f593c..10bf998 100644
--- a/vendor/google.golang.org/grpc/stats/stats.go
+++ b/vendor/google.golang.org/grpc/stats/stats.go
@@ -16,8 +16,6 @@
  *
  */
 
-//go:generate protoc --go_out=plugins=grpc:. grpc_testing/test.proto
-
 // Package stats is for collecting and reporting various network and RPC stats.
 // This package is for monitoring purpose only. All fields are read-only.
 // All APIs are experimental.
@@ -38,15 +36,27 @@
 	IsClient() bool
 }
 
-// Begin contains stats when an RPC begins.
+// Begin contains stats for the start of an RPC attempt.
+//
+//   - Server-side: Triggered after `InHeader`, as headers are processed
+//     before the RPC lifecycle begins.
+//   - Client-side: The first stats event recorded.
+//
 // FailFast is only valid if this Begin is from client side.
 type Begin struct {
 	// Client is true if this Begin is from client side.
 	Client bool
-	// BeginTime is the time when the RPC begins.
+	// BeginTime is the time when the RPC attempt begins.
 	BeginTime time.Time
 	// FailFast indicates if this RPC is failfast.
 	FailFast bool
+	// IsClientStream indicates whether the RPC is a client streaming RPC.
+	IsClientStream bool
+	// IsServerStream indicates whether the RPC is a server streaming RPC.
+	IsServerStream bool
+	// IsTransparentRetryAttempt indicates whether this attempt was initiated
+	// due to transparently retrying a previous attempt.
+	IsTransparentRetryAttempt bool
 }
 
 // IsClient indicates if the stats information is from client side.
@@ -54,18 +64,42 @@
 
 func (s *Begin) isRPCStats() {}
 
-// InPayload contains the information for an incoming payload.
+// DelayedPickComplete indicates that the RPC is unblocked following a delay in
+// selecting a connection for the call.
+type DelayedPickComplete struct{}
+
+// IsClient indicates DelayedPickComplete is available on the client.
+func (*DelayedPickComplete) IsClient() bool { return true }
+
+func (*DelayedPickComplete) isRPCStats() {}
+
+// PickerUpdated indicates that the RPC is unblocked following a delay in
+// selecting a connection for the call.
+//
+// Deprecated: will be removed in a future release; use DelayedPickComplete
+// instead.
+type PickerUpdated = DelayedPickComplete
+
+// InPayload contains stats about an incoming payload.
 type InPayload struct {
 	// Client is true if this InPayload is from client side.
 	Client bool
-	// Payload is the payload with original type.
-	Payload interface{}
-	// Data is the serialized message payload.
-	Data []byte
-	// Length is the length of uncompressed data.
+	// Payload is the payload with original type.  This may be modified after
+	// the call to HandleRPC which provides the InPayload returns and must be
+	// copied if needed later.
+	Payload any
+
+	// Length is the size of the uncompressed payload data. Does not include any
+	// framing (gRPC or HTTP/2).
 	Length int
-	// WireLength is the length of data on wire (compressed, signed, encrypted).
+	// CompressedLength is the size of the compressed payload data. Does not
+	// include any framing (gRPC or HTTP/2). Same as Length if compression not
+	// enabled.
+	CompressedLength int
+	// WireLength is the size of the compressed payload data plus gRPC framing.
+	// Does not include HTTP/2 framing.
 	WireLength int
+
 	// RecvTime is the time when the payload is received.
 	RecvTime time.Time
 }
@@ -75,12 +109,18 @@
 
 func (s *InPayload) isRPCStats() {}
 
-// InHeader contains stats when a header is received.
+// InHeader contains stats about header reception.
+//
+// - Server-side: The first stats event after the RPC request is received.
 type InHeader struct {
 	// Client is true if this InHeader is from client side.
 	Client bool
 	// WireLength is the wire length of header.
 	WireLength int
+	// Compression is the compression algorithm used for the RPC.
+	Compression string
+	// Header contains the header metadata received.
+	Header metadata.MD
 
 	// The following fields are valid only if Client is false.
 	// FullMethod is the full RPC method string, i.e., /package.service/method.
@@ -89,8 +129,6 @@
 	RemoteAddr net.Addr
 	// LocalAddr is the local address of the corresponding connection.
 	LocalAddr net.Addr
-	// Compression is the compression algorithm used for the RPC.
-	Compression string
 }
 
 // IsClient indicates if the stats information is from client side.
@@ -98,12 +136,15 @@
 
 func (s *InHeader) isRPCStats() {}
 
-// InTrailer contains stats when a trailer is received.
+// InTrailer contains stats about trailer reception.
 type InTrailer struct {
 	// Client is true if this InTrailer is from client side.
 	Client bool
 	// WireLength is the wire length of trailer.
 	WireLength int
+	// Trailer contains the trailer metadata received from the server. This
+	// field is only valid if this InTrailer is from the client side.
+	Trailer metadata.MD
 }
 
 // IsClient indicates if the stats information is from client side.
@@ -111,17 +152,23 @@
 
 func (s *InTrailer) isRPCStats() {}
 
-// OutPayload contains the information for an outgoing payload.
+// OutPayload contains stats about an outgoing payload.
 type OutPayload struct {
 	// Client is true if this OutPayload is from client side.
 	Client bool
-	// Payload is the payload with original type.
-	Payload interface{}
-	// Data is the serialized message payload.
-	Data []byte
-	// Length is the length of uncompressed data.
+	// Payload is the payload with original type.  This may be modified after
+	// the call to HandleRPC which provides the OutPayload returns and must be
+	// copied if needed later.
+	Payload any
+	// Length is the size of the uncompressed payload data. Does not include any
+	// framing (gRPC or HTTP/2).
 	Length int
-	// WireLength is the length of data on wire (compressed, signed, encrypted).
+	// CompressedLength is the size of the compressed payload data. Does not
+	// include any framing (gRPC or HTTP/2). Same as Length if compression not
+	// enabled.
+	CompressedLength int
+	// WireLength is the size of the compressed payload data plus gRPC framing.
+	// Does not include HTTP/2 framing.
 	WireLength int
 	// SentTime is the time when the payload is sent.
 	SentTime time.Time
@@ -132,10 +179,17 @@
 
 func (s *OutPayload) isRPCStats() {}
 
-// OutHeader contains stats when a header is sent.
+// OutHeader contains stats about header transmission.
+//
+//   - Client-side: Only occurs after 'Begin', as headers are always the first
+//     thing sent on a stream.
 type OutHeader struct {
 	// Client is true if this OutHeader is from client side.
 	Client bool
+	// Compression is the compression algorithm used for the RPC.
+	Compression string
+	// Header contains the header metadata sent.
+	Header metadata.MD
 
 	// The following fields are valid only if Client is true.
 	// FullMethod is the full RPC method string, i.e., /package.service/method.
@@ -144,8 +198,6 @@
 	RemoteAddr net.Addr
 	// LocalAddr is the local address of the corresponding connection.
 	LocalAddr net.Addr
-	// Compression is the compression algorithm used for the RPC.
-	Compression string
 }
 
 // IsClient indicates if this stats information is from client side.
@@ -153,12 +205,19 @@
 
 func (s *OutHeader) isRPCStats() {}
 
-// OutTrailer contains stats when a trailer is sent.
+// OutTrailer contains stats about trailer transmission.
 type OutTrailer struct {
 	// Client is true if this OutTrailer is from client side.
 	Client bool
 	// WireLength is the wire length of trailer.
+	//
+	// Deprecated: This field is never set. The length is not known when this
+	// message is emitted because the trailer fields are compressed with hpack
+	// after that.
 	WireLength int
+	// Trailer contains the trailer metadata sent to the client. This
+	// field is only valid if this OutTrailer is from the server side.
+	Trailer metadata.MD
 }
 
 // IsClient indicates if this stats information is from client side.
@@ -166,7 +225,7 @@
 
 func (s *OutTrailer) isRPCStats() {}
 
-// End contains stats when an RPC ends.
+// End contains stats about RPC completion.
 type End struct {
 	// Client is true if this End is from client side.
 	Client bool
@@ -176,6 +235,7 @@
 	EndTime time.Time
 	// Trailer contains the trailer metadata received from the server. This
 	// field is only valid if this End is from the client side.
+	// Deprecated: use Trailer in InTrailer instead.
 	Trailer metadata.MD
 	// Error is the error the RPC ended with. It is an error generated from
 	// status.Status and can be converted back to status.Status using
@@ -195,7 +255,7 @@
 	IsClient() bool
 }
 
-// ConnBegin contains the stats of a connection when it is established.
+// ConnBegin contains stats about connection establishment.
 type ConnBegin struct {
 	// Client is true if this ConnBegin is from client side.
 	Client bool
@@ -206,7 +266,7 @@
 
 func (s *ConnBegin) isConnStats() {}
 
-// ConnEnd contains the stats of a connection when it ends.
+// ConnEnd contains stats about connection termination.
 type ConnEnd struct {
 	// Client is true if this ConnEnd is from client side.
 	Client bool
@@ -217,84 +277,42 @@
 
 func (s *ConnEnd) isConnStats() {}
 
-type incomingTagsKey struct{}
-type outgoingTagsKey struct{}
-
 // SetTags attaches stats tagging data to the context, which will be sent in
 // the outgoing RPC with the header grpc-tags-bin.  Subsequent calls to
 // SetTags will overwrite the values from earlier calls.
 //
-// NOTE: this is provided only for backward compatibility with existing clients
-// and will likely be removed in an upcoming release.  New uses should transmit
-// this type of data using metadata with a different, non-reserved (i.e. does
-// not begin with "grpc-") header name.
+// Deprecated: set the `grpc-tags-bin` header in the metadata instead.
 func SetTags(ctx context.Context, b []byte) context.Context {
-	return context.WithValue(ctx, outgoingTagsKey{}, b)
+	return metadata.AppendToOutgoingContext(ctx, "grpc-tags-bin", string(b))
 }
 
 // Tags returns the tags from the context for the inbound RPC.
 //
-// NOTE: this is provided only for backward compatibility with existing clients
-// and will likely be removed in an upcoming release.  New uses should transmit
-// this type of data using metadata with a different, non-reserved (i.e. does
-// not begin with "grpc-") header name.
+// Deprecated: obtain the `grpc-tags-bin` header from metadata instead.
 func Tags(ctx context.Context) []byte {
-	b, _ := ctx.Value(incomingTagsKey{}).([]byte)
-	return b
+	traceValues := metadata.ValueFromIncomingContext(ctx, "grpc-tags-bin")
+	if len(traceValues) == 0 {
+		return nil
+	}
+	return []byte(traceValues[len(traceValues)-1])
 }
 
-// SetIncomingTags attaches stats tagging data to the context, to be read by
-// the application (not sent in outgoing RPCs).
-//
-// This is intended for gRPC-internal use ONLY.
-func SetIncomingTags(ctx context.Context, b []byte) context.Context {
-	return context.WithValue(ctx, incomingTagsKey{}, b)
-}
-
-// OutgoingTags returns the tags from the context for the outbound RPC.
-//
-// This is intended for gRPC-internal use ONLY.
-func OutgoingTags(ctx context.Context) []byte {
-	b, _ := ctx.Value(outgoingTagsKey{}).([]byte)
-	return b
-}
-
-type incomingTraceKey struct{}
-type outgoingTraceKey struct{}
-
 // SetTrace attaches stats tagging data to the context, which will be sent in
 // the outgoing RPC with the header grpc-trace-bin.  Subsequent calls to
 // SetTrace will overwrite the values from earlier calls.
 //
-// NOTE: this is provided only for backward compatibility with existing clients
-// and will likely be removed in an upcoming release.  New uses should transmit
-// this type of data using metadata with a different, non-reserved (i.e. does
-// not begin with "grpc-") header name.
+// Deprecated: set the `grpc-trace-bin` header in the metadata instead.
 func SetTrace(ctx context.Context, b []byte) context.Context {
-	return context.WithValue(ctx, outgoingTraceKey{}, b)
+	return metadata.AppendToOutgoingContext(ctx, "grpc-trace-bin", string(b))
 }
 
 // Trace returns the trace from the context for the inbound RPC.
 //
-// NOTE: this is provided only for backward compatibility with existing clients
-// and will likely be removed in an upcoming release.  New uses should transmit
-// this type of data using metadata with a different, non-reserved (i.e. does
-// not begin with "grpc-") header name.
+// Deprecated: obtain the `grpc-trace-bin` header from metadata instead.
 func Trace(ctx context.Context) []byte {
-	b, _ := ctx.Value(incomingTraceKey{}).([]byte)
-	return b
-}
-
-// SetIncomingTrace attaches stats tagging data to the context, to be read by
-// the application (not sent in outgoing RPCs).  It is intended for
-// gRPC-internal use.
-func SetIncomingTrace(ctx context.Context, b []byte) context.Context {
-	return context.WithValue(ctx, incomingTraceKey{}, b)
-}
-
-// OutgoingTrace returns the trace from the context for the outbound RPC.  It is
-// intended for gRPC-internal use.
-func OutgoingTrace(ctx context.Context) []byte {
-	b, _ := ctx.Value(outgoingTraceKey{}).([]byte)
-	return b
+	traceValues := metadata.ValueFromIncomingContext(ctx, "grpc-trace-bin")
+	if len(traceValues) == 0 {
+		return nil
+	}
+	return []byte(traceValues[len(traceValues)-1])
 }