func doTimeoutOnSleepingServer(tc testpb.TestServiceClient) { ctx, _ := context.WithTimeout(context.Background(), 1*time.Millisecond) stream, err := tc.FullDuplexCall(ctx) if err != nil { if grpc.Code(err) == codes.DeadlineExceeded { grpclog.Println("TimeoutOnSleepingServer done") return } grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err) } pl := newPayload(testpb.PayloadType_COMPRESSABLE, 27182) req := &testpb.StreamingOutputCallRequest{ ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(), Payload: pl, } if err := stream.Send(req); err != nil { grpclog.Fatalf("%v.Send(%v) = %v", stream, req, err) } if _, err := stream.Recv(); grpc.Code(err) != codes.DeadlineExceeded { grpclog.Fatalf("%v.Recv() = _, %v, want error code %d", stream, err, codes.DeadlineExceeded) } grpclog.Println("TimeoutOnSleepingServer done") }
// operateHeader takes action on the decoded headers. It returns the current // stream if there are remaining headers on the wire (in the following // Continuation frame). func (t *http2Server) operateHeaders(hDec *hpackDecoder, s *Stream, frame headerFrame, endStream bool, handle func(*Stream)) (pendingStream *Stream) { defer func() { if pendingStream == nil { hDec.state = decodeState{} } }() endHeaders, err := hDec.decodeServerHTTP2Headers(frame) if s == nil { // s has been closed. return nil } if err != nil { grpclog.Printf("transport: http2Server.operateHeader found %v", err) if se, ok := err.(StreamError); ok { t.controlBuf.put(&resetStream{s.id, statusCodeConvTab[se.Code]}) } return nil } if endStream { // s is just created by the caller. No lock needed. s.state = streamReadDone } if !endHeaders { return s } if hDec.state.timeoutSet { s.ctx, s.cancel = context.WithTimeout(context.TODO(), hDec.state.timeout) } else { s.ctx, s.cancel = context.WithCancel(context.TODO()) } // Attach Auth info if there is any. if t.authInfo != nil { s.ctx = credentials.NewContext(s.ctx, t.authInfo) } // Cache the current stream to the context so that the server application // can find out. Required when the server wants to send some metadata // back to the client (unary call only). s.ctx = newContextWithStream(s.ctx, s) // Attach the received metadata to the context. if len(hDec.state.mdata) > 0 { s.ctx = metadata.NewContext(s.ctx, hDec.state.mdata) } s.dec = &recvBufferReader{ ctx: s.ctx, recv: s.buf, } s.method = hDec.state.method t.mu.Lock() if t.state != reachable { t.mu.Unlock() return nil } if uint32(len(t.activeStreams)) >= t.maxStreams { t.mu.Unlock() t.controlBuf.put(&resetStream{s.id, http2.ErrCodeRefusedStream}) return nil } s.sendQuotaPool = newQuotaPool(int(t.streamSendQuota)) t.activeStreams[s.id] = s t.mu.Unlock() s.windowHandler = func(n int) { t.updateWindow(s, uint32(n)) } handle(s) return nil }