diff options
author | 2023-09-18 13:47:28 +0100 | |
---|---|---|
committer | 2023-09-18 13:47:28 +0100 | |
commit | c6fdcd52fabb6984de280f763ec5dc2023613054 (patch) | |
tree | 939de6cc265fb0c73ef40c2129c8eb298fd93b0c /vendor/google.golang.org/grpc/stream.go | |
parent | [chore]: Bump github.com/miekg/dns from 1.1.55 to 1.1.56 (#2204) (diff) | |
download | gotosocial-c6fdcd52fabb6984de280f763ec5dc2023613054.tar.xz |
[chore]: Bump go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp from 1.17.0 to 1.18.0 (#2207)
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/google.golang.org/grpc/stream.go')
-rw-r--r-- | vendor/google.golang.org/grpc/stream.go | 115 |
1 files changed, 57 insertions, 58 deletions
diff --git a/vendor/google.golang.org/grpc/stream.go b/vendor/google.golang.org/grpc/stream.go index de32a7597..421a41f88 100644 --- a/vendor/google.golang.org/grpc/stream.go +++ b/vendor/google.golang.org/grpc/stream.go @@ -31,6 +31,7 @@ import ( "google.golang.org/grpc/balancer" "google.golang.org/grpc/codes" "google.golang.org/grpc/encoding" + "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/balancerload" "google.golang.org/grpc/internal/binarylog" "google.golang.org/grpc/internal/channelz" @@ -54,7 +55,7 @@ import ( // status package, or be one of the context errors. Otherwise, gRPC will use // codes.Unknown as the status code and err.Error() as the status message of the // RPC. -type StreamHandler func(srv interface{}, stream ServerStream) error +type StreamHandler func(srv any, stream ServerStream) error // StreamDesc represents a streaming RPC service's method specification. Used // on the server when registering services and on the client when initiating @@ -79,9 +80,9 @@ type Stream interface { // Deprecated: See ClientStream and ServerStream documentation instead. Context() context.Context // Deprecated: See ClientStream and ServerStream documentation instead. - SendMsg(m interface{}) error + SendMsg(m any) error // Deprecated: See ClientStream and ServerStream documentation instead. - RecvMsg(m interface{}) error + RecvMsg(m any) error } // ClientStream defines the client-side behavior of a streaming RPC. @@ -90,7 +91,9 @@ type Stream interface { // status package. type ClientStream interface { // Header returns the header metadata received from the server if there - // is any. It blocks if the metadata is not ready to read. + // is any. It blocks if the metadata is not ready to read. If the metadata + // is nil and the error is also nil, then the stream was terminated without + // headers, and the status can be discovered by calling RecvMsg. Header() (metadata.MD, error) // Trailer returns the trailer metadata from the server, if there is any. // It must only be called after stream.CloseAndRecv has returned, or @@ -126,7 +129,7 @@ type ClientStream interface { // // It is not safe to modify the message after calling SendMsg. Tracing // libraries and stats handlers may use the message lazily. - SendMsg(m interface{}) error + SendMsg(m any) error // RecvMsg blocks until it receives a message into m or the stream is // done. It returns io.EOF when the stream completes successfully. On // any other error, the stream is aborted and the error contains the RPC @@ -135,7 +138,7 @@ type ClientStream interface { // It is safe to have a goroutine calling SendMsg and another goroutine // calling RecvMsg on the same stream at the same time, but it is not // safe to call RecvMsg on the same stream in different goroutines. - RecvMsg(m interface{}) error + RecvMsg(m any) error } // NewStream creates a new Stream for the client side. This is typically @@ -155,10 +158,10 @@ type ClientStream interface { // If none of the above happen, a goroutine and a context will be leaked, and grpc // will not call the optionally-configured stats handler with a stats.End message. func (cc *ClientConn) NewStream(ctx context.Context, desc *StreamDesc, method string, opts ...CallOption) (ClientStream, error) { - if err := cc.idlenessMgr.onCallBegin(); err != nil { + if err := cc.idlenessMgr.OnCallBegin(); err != nil { return nil, err } - defer cc.idlenessMgr.onCallEnd() + defer cc.idlenessMgr.OnCallEnd() // allow interceptor to see all applicable call options, which means those // configured as defaults from dial option as well as per-call options @@ -433,7 +436,7 @@ func (cs *clientStream) newAttemptLocked(isTransparent bool) (*csAttempt, error) ctx = trace.NewContext(ctx, trInfo.tr) } - if cs.cc.parsedTarget.URL.Scheme == "xds" { + if cs.cc.parsedTarget.URL.Scheme == internal.GRPCResolverSchemeExtraMetadata { // Add extra metadata (metadata that will be added by transport) to context // so the balancer can see them. ctx = grpcutil.WithExtraMetadata(ctx, metadata.Pairs( @@ -788,23 +791,24 @@ func (cs *clientStream) withRetry(op func(a *csAttempt) error, onSuccess func()) func (cs *clientStream) Header() (metadata.MD, error) { var m metadata.MD - noHeader := false err := cs.withRetry(func(a *csAttempt) error { var err error m, err = a.s.Header() - if err == transport.ErrNoHeaders { - noHeader = true - return nil - } return toRPCErr(err) }, cs.commitAttemptLocked) + if m == nil && err == nil { + // The stream ended with success. Finish the clientStream. + err = io.EOF + } + if err != nil { cs.finish(err) - return nil, err + // Do not return the error. The user should get it by calling Recv(). + return nil, nil } - if len(cs.binlogs) != 0 && !cs.serverHeaderBinlogged && !noHeader { + if len(cs.binlogs) != 0 && !cs.serverHeaderBinlogged && m != nil { // Only log if binary log is on and header has not been logged, and // there is actually headers to log. logEntry := &binarylog.ServerHeader{ @@ -820,6 +824,7 @@ func (cs *clientStream) Header() (metadata.MD, error) { binlog.Log(cs.ctx, logEntry) } } + return m, nil } @@ -860,7 +865,7 @@ func (cs *clientStream) bufferForRetryLocked(sz int, op func(a *csAttempt) error cs.buffer = append(cs.buffer, op) } -func (cs *clientStream) SendMsg(m interface{}) (err error) { +func (cs *clientStream) SendMsg(m any) (err error) { defer func() { if err != nil && err != io.EOF { // Call finish on the client stream for errors generated by this SendMsg @@ -904,7 +909,7 @@ func (cs *clientStream) SendMsg(m interface{}) (err error) { return err } -func (cs *clientStream) RecvMsg(m interface{}) error { +func (cs *clientStream) RecvMsg(m any) error { if len(cs.binlogs) != 0 && !cs.serverHeaderBinlogged { // Call Header() to binary log header if it's not already logged. cs.Header() @@ -928,24 +933,6 @@ func (cs *clientStream) RecvMsg(m interface{}) error { if err != nil || !cs.desc.ServerStreams { // err != nil or non-server-streaming indicates end of stream. cs.finish(err) - - if len(cs.binlogs) != 0 { - // finish will not log Trailer. Log Trailer here. - logEntry := &binarylog.ServerTrailer{ - OnClientSide: true, - Trailer: cs.Trailer(), - Err: err, - } - if logEntry.Err == io.EOF { - logEntry.Err = nil - } - if peer, ok := peer.FromContext(cs.Context()); ok { - logEntry.PeerAddr = peer.Addr - } - for _, binlog := range cs.binlogs { - binlog.Log(cs.ctx, logEntry) - } - } } return err } @@ -1001,18 +988,30 @@ func (cs *clientStream) finish(err error) { } } } + cs.mu.Unlock() - // For binary logging. only log cancel in finish (could be caused by RPC ctx - // canceled or ClientConn closed). Trailer will be logged in RecvMsg. - // - // Only one of cancel or trailer needs to be logged. In the cases where - // users don't call RecvMsg, users must have already canceled the RPC. - if len(cs.binlogs) != 0 && status.Code(err) == codes.Canceled { - c := &binarylog.Cancel{ - OnClientSide: true, - } - for _, binlog := range cs.binlogs { - binlog.Log(cs.ctx, c) + // Only one of cancel or trailer needs to be logged. + if len(cs.binlogs) != 0 { + switch err { + case errContextCanceled, errContextDeadline, ErrClientConnClosing: + c := &binarylog.Cancel{ + OnClientSide: true, + } + for _, binlog := range cs.binlogs { + binlog.Log(cs.ctx, c) + } + default: + logEntry := &binarylog.ServerTrailer{ + OnClientSide: true, + Trailer: cs.Trailer(), + Err: err, + } + if peer, ok := peer.FromContext(cs.Context()); ok { + logEntry.PeerAddr = peer.Addr + } + for _, binlog := range cs.binlogs { + binlog.Log(cs.ctx, logEntry) + } } } if err == nil { @@ -1028,7 +1027,7 @@ func (cs *clientStream) finish(err error) { cs.cancel() } -func (a *csAttempt) sendMsg(m interface{}, hdr, payld, data []byte) error { +func (a *csAttempt) sendMsg(m any, hdr, payld, data []byte) error { cs := a.cs if a.trInfo != nil { a.mu.Lock() @@ -1055,7 +1054,7 @@ func (a *csAttempt) sendMsg(m interface{}, hdr, payld, data []byte) error { return nil } -func (a *csAttempt) recvMsg(m interface{}, payInfo *payloadInfo) (err error) { +func (a *csAttempt) recvMsg(m any, payInfo *payloadInfo) (err error) { cs := a.cs if len(a.statsHandlers) != 0 && payInfo == nil { payInfo = &payloadInfo{} @@ -1348,7 +1347,7 @@ func (as *addrConnStream) Context() context.Context { return as.s.Context() } -func (as *addrConnStream) SendMsg(m interface{}) (err error) { +func (as *addrConnStream) SendMsg(m any) (err error) { defer func() { if err != nil && err != io.EOF { // Call finish on the client stream for errors generated by this SendMsg @@ -1393,7 +1392,7 @@ func (as *addrConnStream) SendMsg(m interface{}) (err error) { return nil } -func (as *addrConnStream) RecvMsg(m interface{}) (err error) { +func (as *addrConnStream) RecvMsg(m any) (err error) { defer func() { if err != nil || !as.desc.ServerStreams { // err != nil or non-server-streaming indicates end of stream. @@ -1512,7 +1511,7 @@ type ServerStream interface { // // It is not safe to modify the message after calling SendMsg. Tracing // libraries and stats handlers may use the message lazily. - SendMsg(m interface{}) error + SendMsg(m any) error // RecvMsg blocks until it receives a message into m or the stream is // done. It returns io.EOF when the client has performed a CloseSend. On // any non-EOF error, the stream is aborted and the error contains the @@ -1521,7 +1520,7 @@ type ServerStream interface { // It is safe to have a goroutine calling SendMsg and another goroutine // calling RecvMsg on the same stream at the same time, but it is not // safe to call RecvMsg on the same stream in different goroutines. - RecvMsg(m interface{}) error + RecvMsg(m any) error } // serverStream implements a server side Stream. @@ -1602,7 +1601,7 @@ func (ss *serverStream) SetTrailer(md metadata.MD) { ss.s.SetTrailer(md) } -func (ss *serverStream) SendMsg(m interface{}) (err error) { +func (ss *serverStream) SendMsg(m any) (err error) { defer func() { if ss.trInfo != nil { ss.mu.Lock() @@ -1610,7 +1609,7 @@ func (ss *serverStream) SendMsg(m interface{}) (err error) { if err == nil { ss.trInfo.tr.LazyLog(&payload{sent: true, msg: m}, true) } else { - ss.trInfo.tr.LazyLog(&fmtStringer{"%v", []interface{}{err}}, true) + ss.trInfo.tr.LazyLog(&fmtStringer{"%v", []any{err}}, true) ss.trInfo.tr.SetError() } } @@ -1677,7 +1676,7 @@ func (ss *serverStream) SendMsg(m interface{}) (err error) { return nil } -func (ss *serverStream) RecvMsg(m interface{}) (err error) { +func (ss *serverStream) RecvMsg(m any) (err error) { defer func() { if ss.trInfo != nil { ss.mu.Lock() @@ -1685,7 +1684,7 @@ func (ss *serverStream) RecvMsg(m interface{}) (err error) { if err == nil { ss.trInfo.tr.LazyLog(&payload{sent: false, msg: m}, true) } else if err != io.EOF { - ss.trInfo.tr.LazyLog(&fmtStringer{"%v", []interface{}{err}}, true) + ss.trInfo.tr.LazyLog(&fmtStringer{"%v", []any{err}}, true) ss.trInfo.tr.SetError() } } @@ -1757,7 +1756,7 @@ func MethodFromServerStream(stream ServerStream) (string, bool) { // prepareMsg returns the hdr, payload and data // using the compressors passed or using the // passed preparedmsg -func prepareMsg(m interface{}, codec baseCodec, cp Compressor, comp encoding.Compressor) (hdr, payload, data []byte, err error) { +func prepareMsg(m any, codec baseCodec, cp Compressor, comp encoding.Compressor) (hdr, payload, data []byte, err error) { if preparedMsg, ok := m.(*PreparedMsg); ok { return preparedMsg.hdr, preparedMsg.payload, preparedMsg.encodedData, nil } |