Search in sources :

Example 1 with CreateReaderGroupResponse

use of io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse in project pravega by pravega.

the class ControllerImplTest method setup.

@Before
public void setup() throws IOException {
    // Setup test server generating different success and failure responses.
    testServerImpl = new ControllerServiceImplBase() {

        @Override
        public void listScopes(Controller.ScopesRequest request, StreamObserver<Controller.ScopesResponse> responseObserver) {
            if (Strings.isNullOrEmpty(request.getContinuationToken().getToken())) {
                List<String> list1 = new LinkedList<>();
                list1.add("scope1");
                list1.add("scope2");
                responseObserver.onNext(Controller.ScopesResponse.newBuilder().addAllScopes(list1).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken")) {
                List<String> list2 = new LinkedList<>();
                list2.add("scope3");
                responseObserver.onNext(Controller.ScopesResponse.newBuilder().addAllScopes(list2).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken2").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken2")) {
                List<String> list3 = new LinkedList<>();
                responseObserver.onNext(Controller.ScopesResponse.newBuilder().addAllScopes(list3).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken2").build()).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void checkScopeExists(ScopeInfo request, StreamObserver<Controller.ExistsResponse> responseObserver) {
            if (!request.getScope().equals("throwing")) {
                responseObserver.onNext(Controller.ExistsResponse.newBuilder().setExists(request.getScope().equals("scope1")).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void checkStreamExists(StreamInfo request, StreamObserver<Controller.ExistsResponse> responseObserver) {
            if (!request.getScope().equals("throwing")) {
                responseObserver.onNext(Controller.ExistsResponse.newBuilder().setExists(request.getStream().equals("stream1")).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void createStream(StreamConfig request, StreamObserver<CreateStreamStatus> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1") || request.getStreamInfo().getStream().equals("stream8")) {
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.STREAM_EXISTS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream5")) {
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.INVALID_STREAM_NAME).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("streamparallel")) {
                // Simulating delay in sending response.
                Exceptions.handleInterrupted(() -> Thread.sleep(500));
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("streamdelayed")) {
                // Simulating delay in sending response. This is used for the keepalive test,
                // where response time > 30 seconds is required to simulate a failure.
                Exceptions.handleInterrupted(() -> Thread.sleep(KEEP_ALIVE_TEST_STREAM_CREATE_DELAY_MILLIS));
                responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("streamretryfailure")) {
                responseObserver.onError(Status.UNKNOWN.withDescription("Transport error").asRuntimeException());
            } else if (request.getStreamInfo().getStream().equals("streamretrysuccess")) {
                if (retryAttempts.incrementAndGet() > 3) {
                    responseObserver.onNext(CreateStreamStatus.newBuilder().setStatus(CreateStreamStatus.Status.SUCCESS).build());
                    responseObserver.onCompleted();
                } else {
                    responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
                }
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getStreamConfiguration(StreamInfo request, StreamObserver<StreamConfig> responseObserver) {
            StreamConfiguration cfg = StreamConfiguration.builder().scalingPolicy(ScalingPolicy.fixed(3)).tag("tx").build();
            if (request.getStream().equals("stream1")) {
                responseObserver.onNext(decode(request.getScope(), request.getStream(), cfg));
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream2")) {
                responseObserver.onNext(decode(request.getScope(), request.getStream(), cfg.toBuilder().clearTags().build()));
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream3")) {
                responseObserver.onError(Status.NOT_FOUND.asRuntimeException());
            } else if (request.getStream().equals("deadline")) {
            // do not send any response.
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void updateStream(StreamConfig request, StreamObserver<UpdateStreamStatus> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream5")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.UNRECOGNIZED).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void listSubscribers(StreamInfo request, StreamObserver<SubscribersResponse> responseObserver) {
            if (request.getStream().equals("stream1")) {
                responseObserver.onNext(SubscribersResponse.newBuilder().setStatus(SubscribersResponse.Status.SUCCESS).addSubscribers("sub1").addSubscribers("sub2").addSubscribers("sub3").build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream2")) {
                responseObserver.onNext(SubscribersResponse.newBuilder().setStatus(SubscribersResponse.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void createReaderGroup(ReaderGroupConfiguration request, StreamObserver<CreateReaderGroupResponse> responseObserver) {
            if (request.getReaderGroupName().equals("rg1")) {
                responseObserver.onNext(CreateReaderGroupResponse.newBuilder().setConfig(request).setStatus(CreateReaderGroupResponse.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg2")) {
                responseObserver.onNext(CreateReaderGroupResponse.newBuilder().setConfig(request).setStatus(CreateReaderGroupResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg3")) {
                responseObserver.onNext(CreateReaderGroupResponse.newBuilder().setConfig(request).setStatus(CreateReaderGroupResponse.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg4")) {
                responseObserver.onNext(CreateReaderGroupResponse.newBuilder().setConfig(request).setStatus(CreateReaderGroupResponse.Status.INVALID_RG_NAME).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void updateReaderGroup(ReaderGroupConfiguration request, StreamObserver<UpdateReaderGroupResponse> responseObserver) {
            if (request.getReaderGroupName().equals("rg1")) {
                responseObserver.onNext(UpdateReaderGroupResponse.newBuilder().setStatus(UpdateReaderGroupResponse.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg2")) {
                responseObserver.onNext(UpdateReaderGroupResponse.newBuilder().setStatus(UpdateReaderGroupResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg3")) {
                responseObserver.onNext(UpdateReaderGroupResponse.newBuilder().setStatus(UpdateReaderGroupResponse.Status.RG_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroupName().equals("rg4")) {
                responseObserver.onNext(UpdateReaderGroupResponse.newBuilder().setStatus(UpdateReaderGroupResponse.Status.INVALID_CONFIG).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void deleteReaderGroup(ReaderGroupInfo request, StreamObserver<DeleteReaderGroupStatus> responseObserver) {
            if (request.getReaderGroup().equals("rg1")) {
                responseObserver.onNext(DeleteReaderGroupStatus.newBuilder().setStatus(DeleteReaderGroupStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroup().equals("rg2")) {
                responseObserver.onNext(DeleteReaderGroupStatus.newBuilder().setStatus(DeleteReaderGroupStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroup().equals("rg3")) {
                responseObserver.onNext(DeleteReaderGroupStatus.newBuilder().setStatus(DeleteReaderGroupStatus.Status.RG_NOT_FOUND).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void getReaderGroupConfig(ReaderGroupInfo request, StreamObserver<ReaderGroupConfigResponse> responseObserver) {
            final Segment seg0 = new Segment("scope1", "stream1", 0L);
            final Segment seg1 = new Segment("scope1", "stream1", 1L);
            ImmutableMap<Segment, Long> startStreamCut = ImmutableMap.of(seg0, 10L, seg1, 10L);
            Map<Stream, StreamCut> startSC = ImmutableMap.of(Stream.of("scope1", "stream1"), new StreamCutImpl(Stream.of("scope1", "stream1"), startStreamCut));
            ImmutableMap<Segment, Long> endStreamCut = ImmutableMap.of(seg0, 200L, seg1, 300L);
            Map<Stream, StreamCut> endSC = ImmutableMap.of(Stream.of("scope1", "stream1"), new StreamCutImpl(Stream.of("scope1", "stream1"), endStreamCut));
            ReaderGroupConfig rgConfig = ReaderGroupConfig.builder().automaticCheckpointIntervalMillis(30000L).groupRefreshTimeMillis(20000L).maxOutstandingCheckpointRequest(2).retentionType(ReaderGroupConfig.StreamDataRetention.AUTOMATIC_RELEASE_AT_LAST_CHECKPOINT).startingStreamCuts(startSC).endingStreamCuts(endSC).build();
            rgConfig = ReaderGroupConfig.cloneConfig(rgConfig, UUID.randomUUID(), 0L);
            if (request.getReaderGroup().equals("rg1")) {
                responseObserver.onNext(ReaderGroupConfigResponse.newBuilder().setStatus(ReaderGroupConfigResponse.Status.SUCCESS).setConfig(decode("scope1", "rg1", rgConfig)).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroup().equals("rg2")) {
                responseObserver.onNext(ReaderGroupConfigResponse.newBuilder().setStatus(ReaderGroupConfigResponse.Status.FAILURE).setConfig(ReaderGroupConfiguration.getDefaultInstance()).build());
                responseObserver.onCompleted();
            } else if (request.getReaderGroup().equals("rg3")) {
                responseObserver.onNext(ReaderGroupConfigResponse.newBuilder().setStatus(ReaderGroupConfigResponse.Status.RG_NOT_FOUND).setConfig(ReaderGroupConfiguration.getDefaultInstance()).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void updateSubscriberStreamCut(SubscriberStreamCut request, StreamObserver<UpdateSubscriberStatus> responseObserver) {
            if (request.getStreamCut().getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.UNRECOGNIZED).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream5")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.STREAM_CUT_NOT_VALID).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream6")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.SUBSCRIBER_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("stream7")) {
                responseObserver.onNext(UpdateSubscriberStatus.newBuilder().setStatus(UpdateSubscriberStatus.Status.GENERATION_MISMATCH).build());
                responseObserver.onCompleted();
            } else if (request.getStreamCut().getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void truncateStream(Controller.StreamCut request, StreamObserver<UpdateStreamStatus> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream5")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.UNRECOGNIZED).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void sealStream(StreamInfo request, StreamObserver<UpdateStreamStatus> responseObserver) {
            if (request.getStream().equals("stream1")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream2")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream3")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream4")) {
                responseObserver.onNext(UpdateStreamStatus.newBuilder().setStatus(UpdateStreamStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void deleteStream(StreamInfo request, StreamObserver<DeleteStreamStatus> responseObserver) {
            if (request.getStream().equals("stream1")) {
                responseObserver.onNext(DeleteStreamStatus.newBuilder().setStatus(DeleteStreamStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream2")) {
                responseObserver.onNext(DeleteStreamStatus.newBuilder().setStatus(DeleteStreamStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream3")) {
                responseObserver.onNext(DeleteStreamStatus.newBuilder().setStatus(DeleteStreamStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream4")) {
                responseObserver.onNext(DeleteStreamStatus.newBuilder().setStatus(DeleteStreamStatus.Status.STREAM_NOT_SEALED).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getCurrentSegments(StreamInfo request, StreamObserver<SegmentRanges> responseObserver) {
            if (request.getStream().equals("stream1")) {
                responseObserver.onNext(SegmentRanges.newBuilder().addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream1", 6, 0.0, 0.4)).addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream1", 7, 0.4, 1.0)).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("stream8")) {
                responseObserver.onNext(SegmentRanges.newBuilder().addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream8", 9, 0.0, 0.5)).addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream8", 10, 0.5, 1.0)).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("streamparallel")) {
                Exceptions.handleInterrupted(() -> Thread.sleep(500));
                responseObserver.onNext(SegmentRanges.newBuilder().addSegmentRanges(ModelHelper.createSegmentRange("scope1", "streamparallel", 0, 0.0, 0.4)).addSegmentRanges(ModelHelper.createSegmentRange("scope1", "streamparallel", 1, 0.4, 1.0)).build());
                responseObserver.onCompleted();
            } else if (request.getStream().equals("deadline")) {
            // dont send any response
            } else if (request.getStream().equals("sealedStream")) {
                // empty response if the Stream is sealed.
                responseObserver.onNext(SegmentRanges.newBuilder().build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getEpochSegments(GetEpochSegmentsRequest request, StreamObserver<io.pravega.controller.stream.api.grpc.v1.Controller.SegmentRanges> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(SegmentRanges.newBuilder().addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream1", 6, 0.0, 0.4)).addSegmentRanges(ModelHelper.createSegmentRange("scope1", "stream1", 7, 0.4, 1.0)).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getSegments(GetSegmentsRequest request, StreamObserver<SegmentsAtTime> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                SegmentId segment1 = ModelHelper.createSegmentId("scope1", "stream1", 0);
                SegmentId segment2 = ModelHelper.createSegmentId("scope1", "stream1", 1);
                responseObserver.onNext(SegmentsAtTime.newBuilder().addSegments(SegmentLocation.newBuilder().setSegmentId(segment1).setOffset(10).build()).addSegments(SegmentLocation.newBuilder().setSegmentId(segment2).setOffset(20).build()).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream8")) {
                SegmentId segment1 = ModelHelper.createSegmentId("scope1", "stream8", 0);
                SegmentId segment2 = ModelHelper.createSegmentId("scope1", "stream8", 1);
                SegmentId segment3 = ModelHelper.createSegmentId("scope1", "stream8", 2);
                responseObserver.onNext(SegmentsAtTime.newBuilder().addSegments(SegmentLocation.newBuilder().setSegmentId(segment1).setOffset(10).build()).addSegments(SegmentLocation.newBuilder().setSegmentId(segment2).setOffset(20).build()).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getSegmentsImmediatelyFollowing(SegmentId request, StreamObserver<SuccessorResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                Map<SegmentId, Pair<Double, Double>> result = new HashMap<>();
                if (request.getSegmentId() == 0) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 2), Pair.of(0.0, 0.25));
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 3), Pair.of(0.25, 0.5));
                } else if (request.getSegmentId() == 1) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 4), Pair.of(0.5, 0.75));
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 5), Pair.of(0.75, 1.0));
                } else if (request.getSegmentId() == 2 || request.getSegmentId() == 3) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 6), Pair.of(0.0, 0.5));
                } else if (request.getSegmentId() == 4 || request.getSegmentId() == 5) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream1", 7), Pair.of(0.5, 0.25));
                }
                val builder = SuccessorResponse.newBuilder();
                for (Entry<SegmentId, Pair<Double, Double>> entry : result.entrySet()) {
                    builder.addSegments(SuccessorResponse.SegmentEntry.newBuilder().setSegment(Controller.SegmentRange.newBuilder().setSegmentId(entry.getKey()).setMinKey(entry.getValue().getLeft()).setMaxKey(entry.getValue().getRight()).build()).addValue(10 * entry.getKey().getSegmentId()).build());
                }
                responseObserver.onNext(builder.build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream8")) {
                Map<SegmentId, Pair<Double, Double>> result = new HashMap<>();
                if (request.getSegmentId() == 0) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 3), Pair.of(0.0, 0.2));
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 4), Pair.of(0.2, 0.33));
                } else if (request.getSegmentId() == 1) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 5), Pair.of(0.33, 0.5));
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 6), Pair.of(0.5, 0.66));
                } else if (request.getSegmentId() == 2) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 7), Pair.of(0.66, 0.8));
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 8), Pair.of(0.8, 1.0));
                } else if (request.getSegmentId() == 3 || request.getSegmentId() == 4 || request.getSegmentId() == 5) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 9), Pair.of(0.0, 0.5));
                } else if (request.getSegmentId() == 6 || request.getSegmentId() == 7 || request.getSegmentId() == 8) {
                    result.put(ModelHelper.createSegmentId("scope1", "stream8", 10), Pair.of(0.5, 1.0));
                }
                val builder = SuccessorResponse.newBuilder();
                for (Entry<SegmentId, Pair<Double, Double>> entry : result.entrySet()) {
                    builder.addSegments(SuccessorResponse.SegmentEntry.newBuilder().setSegment(Controller.SegmentRange.newBuilder().setSegmentId(entry.getKey()).setMinKey(entry.getValue().getLeft()).setMaxKey(entry.getValue().getRight()).build()).addValue(10 * entry.getKey().getSegmentId()).build());
                }
                responseObserver.onNext(builder.build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getSegmentsBetween(Controller.StreamCutRange request, StreamObserver<Controller.StreamCutRangeResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                SegmentId segment1 = ModelHelper.createSegmentId("scope1", "stream1", 0L);
                SegmentId segment2 = ModelHelper.createSegmentId("scope1", "stream1", 1L);
                responseObserver.onNext(Controller.StreamCutRangeResponse.newBuilder().addSegments(segment1).addSegments(segment2).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void scale(ScaleRequest request, StreamObserver<ScaleResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(ScaleResponse.newBuilder().setStatus(ScaleResponse.ScaleStreamStatus.STARTED).addSegments(ModelHelper.createSegmentRange("scope1", "stream1", 0, 0.0, 0.5)).addSegments(ModelHelper.createSegmentRange("scope1", "stream1", 1, 0.5, 1.0)).setEpoch(0).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void checkScale(ScaleStatusRequest request, StreamObserver<ScaleStatusResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(ScaleStatusResponse.newBuilder().setStatus(ScaleStatusResponse.ScaleStatus.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getURI(SegmentId request, StreamObserver<NodeUri> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(NodeUri.newBuilder().setEndpoint("localhost").setPort(SERVICE_PORT).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void isSegmentValid(SegmentId request, StreamObserver<SegmentValidityResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(SegmentValidityResponse.newBuilder().setResponse(true).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(SegmentValidityResponse.newBuilder().setResponse(false).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void createTransaction(CreateTxnRequest request, StreamObserver<Controller.CreateTxnResponse> responseObserver) {
            Controller.CreateTxnResponse.Builder builder = Controller.CreateTxnResponse.newBuilder();
            if (request.getStreamInfo().getStream().equals("stream1")) {
                builder.setTxnId(TxnId.newBuilder().setHighBits(11L).setLowBits(22L).build());
                builder.addActiveSegments(ModelHelper.createSegmentRange("scope1", "stream1", 0, 0.0, 0.5));
                builder.addActiveSegments(ModelHelper.createSegmentRange("scope1", "stream1", 1, 0.5, 1.0));
                responseObserver.onNext(builder.build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                builder.addActiveSegments(ModelHelper.createSegmentRange("scope1", "stream2", 0, 0.0, 1.0));
                builder.setTxnId(TxnId.newBuilder().setHighBits(33L).setLowBits(44L).build());
                responseObserver.onNext(builder.build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void commitTransaction(TxnRequest request, StreamObserver<Controller.TxnStatus> responseObserver) {
            lastRequest.set(request);
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.TRANSACTION_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void abortTransaction(TxnRequest request, StreamObserver<Controller.TxnStatus> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.STREAM_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(Controller.TxnStatus.newBuilder().setStatus(Controller.TxnStatus.Status.TRANSACTION_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void pingTransaction(PingTxnRequest request, StreamObserver<PingTxnStatus> responseObserver) {
            switch(request.getStreamInfo().getStream()) {
                case "stream1":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.OK).build());
                    responseObserver.onCompleted();
                    break;
                case "stream2":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.LEASE_TOO_LARGE).build());
                    responseObserver.onCompleted();
                    break;
                case "stream3":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.MAX_EXECUTION_TIME_EXCEEDED).build());
                    responseObserver.onCompleted();
                    break;
                case "stream4":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.DISCONNECTED).build());
                    responseObserver.onCompleted();
                    break;
                case "stream5":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.COMMITTED).build());
                    responseObserver.onCompleted();
                    break;
                case "stream6":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.ABORTED).build());
                    responseObserver.onCompleted();
                    break;
                case "stream8":
                    responseObserver.onNext(PingTxnStatus.newBuilder().setStatus(PingTxnStatus.Status.UNKNOWN).build());
                    responseObserver.onCompleted();
                    break;
                case "deadline":
                    break;
                default:
                    responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
                    break;
            }
        }

        @Override
        public void checkTransactionState(TxnRequest request, StreamObserver<TxnState> responseObserver) {
            if (request.getStreamInfo().getStream().equals("stream1")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.OPEN).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream2")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.UNKNOWN).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream3")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.COMMITTING).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream4")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.COMMITTED).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream5")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.ABORTING).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("stream6")) {
                responseObserver.onNext(TxnState.newBuilder().setState(TxnState.State.ABORTED).build());
                responseObserver.onCompleted();
            } else if (request.getStreamInfo().getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void createScope(ScopeInfo request, StreamObserver<CreateScopeStatus> responseObserver) {
            if (request.getScope().equals("scope1")) {
                responseObserver.onNext(CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope2")) {
                responseObserver.onNext(CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope3")) {
                responseObserver.onNext(CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.INVALID_SCOPE_NAME).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope4")) {
                responseObserver.onNext(CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.SCOPE_EXISTS).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getDelegationToken(StreamInfo request, StreamObserver<Controller.DelegationToken> responseObserver) {
            if (request.getStream().equals("deadline")) {
            // dont send any response
            } else {
                responseObserver.onNext(Controller.DelegationToken.newBuilder().setDelegationToken("token").build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void deleteScope(ScopeInfo request, StreamObserver<DeleteScopeStatus> responseObserver) {
            if (request.getScope().equals("scope1")) {
                responseObserver.onNext(DeleteScopeStatus.newBuilder().setStatus(DeleteScopeStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope2")) {
                responseObserver.onNext(DeleteScopeStatus.newBuilder().setStatus(DeleteScopeStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope3")) {
                responseObserver.onNext(DeleteScopeStatus.newBuilder().setStatus(DeleteScopeStatus.Status.SCOPE_NOT_EMPTY).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope4")) {
                responseObserver.onNext(DeleteScopeStatus.newBuilder().setStatus(DeleteScopeStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("deadline")) {
            // don't send any response
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void deleteScopeRecursive(ScopeInfo request, StreamObserver<Controller.DeleteScopeStatus> responseObserver) {
            if (request.getScope().equals("scope1")) {
                responseObserver.onNext(Controller.DeleteScopeStatus.newBuilder().setStatus(Controller.DeleteScopeStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope2")) {
                responseObserver.onNext(Controller.DeleteScopeStatus.newBuilder().setStatus(Controller.DeleteScopeStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getScope().equals("scope3")) {
                responseObserver.onNext(Controller.DeleteScopeStatus.newBuilder().setStatus(Controller.DeleteScopeStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void listStreamsInScope(Controller.StreamsInScopeRequest request, StreamObserver<Controller.StreamsInScopeResponse> responseObserver) {
            if (request.getScope().getScope().equals(NON_EXISTENT)) {
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getScope().getScope().equals("deadline")) {
            // dont send any response
            } else if (request.getScope().getScope().equals(FAILING)) {
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (Strings.isNullOrEmpty(request.getContinuationToken().getToken())) {
                List<StreamInfo> list1 = new LinkedList<>();
                list1.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream1").build());
                list1.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream2").build());
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).addAllStreams(list1).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken")) {
                List<StreamInfo> list2 = new LinkedList<>();
                list2.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream3").build());
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().addAllStreams(list2).setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken2").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken2")) {
                List<StreamInfo> list3 = new LinkedList<>();
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().addAllStreams(list3).setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("").build()).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void listStreamsInScopeForTag(Controller.StreamsInScopeWithTagRequest request, StreamObserver<Controller.StreamsInScopeResponse> responseObserver) {
            if (request.getScope().getScope().equals(NON_EXISTENT)) {
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getScope().getScope().equals("deadline")) {
            // dont send any response
            } else if (request.getScope().getScope().equals(FAILING)) {
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (Strings.isNullOrEmpty(request.getContinuationToken().getToken())) {
                List<StreamInfo> list1 = new LinkedList<>();
                list1.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream1").build());
                list1.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream2").build());
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).addAllStreams(list1).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("chunk0").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("chunk0")) {
                List<StreamInfo> list2 = new LinkedList<>();
                list2.add(StreamInfo.newBuilder().setScope(request.getScope().getScope()).setStream("stream3").build());
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().addAllStreams(list2).setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("chunk1").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("chunk1")) {
                List<StreamInfo> list3 = new LinkedList<>();
                responseObserver.onNext(Controller.StreamsInScopeResponse.newBuilder().addAllStreams(list3).setStatus(Controller.StreamsInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("chunk24").build()).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void isStreamCutValid(Controller.StreamCut request, StreamObserver<Controller.StreamCutValidityResponse> responseObserver) {
            if (request.getStreamInfo().getStream().equals("deadline")) {
            // do nothing
            } else {
                responseObserver.onNext(Controller.StreamCutValidityResponse.newBuilder().setResponse(true).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void removeWriter(Controller.RemoveWriterRequest request, StreamObserver<Controller.RemoveWriterResponse> responseObserver) {
            if (request.getStream().getStream().equals("deadline")) {
            // do nothing
            } else {
                responseObserver.onNext(Controller.RemoveWriterResponse.newBuilder().setResult(Controller.RemoveWriterResponse.Status.SUCCESS).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void noteTimestampFromWriter(Controller.TimestampFromWriter request, StreamObserver<Controller.TimestampResponse> responseObserver) {
            if (request.getWriter().equals("deadline")) {
            // do nothing
            } else {
                responseObserver.onNext(Controller.TimestampResponse.newBuilder().setResult(Controller.TimestampResponse.Status.SUCCESS).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void createKeyValueTable(KeyValueTableConfig request, StreamObserver<CreateKeyValueTableStatus> responseObserver) {
            if (request.getKvtName().equals("kvtable1")) {
                responseObserver.onNext(CreateKeyValueTableStatus.newBuilder().setStatus(CreateKeyValueTableStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable2")) {
                responseObserver.onNext(CreateKeyValueTableStatus.newBuilder().setStatus(CreateKeyValueTableStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable3")) {
                responseObserver.onNext(CreateKeyValueTableStatus.newBuilder().setStatus(CreateKeyValueTableStatus.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable4")) {
                responseObserver.onNext(CreateKeyValueTableStatus.newBuilder().setStatus(CreateKeyValueTableStatus.Status.TABLE_EXISTS).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable5")) {
                responseObserver.onNext(CreateKeyValueTableStatus.newBuilder().setStatus(CreateKeyValueTableStatus.Status.INVALID_TABLE_NAME).build());
                responseObserver.onCompleted();
            }
        }

        @Override
        public void getCurrentSegmentsKeyValueTable(Controller.KeyValueTableInfo request, StreamObserver<SegmentRanges> responseObserver) {
            if (request.getKvtName().equals("kvtable1")) {
                responseObserver.onNext(SegmentRanges.newBuilder().addSegmentRanges(ModelHelper.createSegmentRange("scope1", "kvtable1", 4, 0.0, 0.4)).addSegmentRanges(ModelHelper.createSegmentRange("scope1", "kvtable1", 5, 0.4, 1.0)).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void listKeyValueTablesInScope(Controller.KVTablesInScopeRequest request, StreamObserver<Controller.KVTablesInScopeResponse> responseObserver) {
            if (request.getScope().getScope().equals(NON_EXISTENT)) {
                responseObserver.onNext(Controller.KVTablesInScopeResponse.newBuilder().setStatus(Controller.KVTablesInScopeResponse.Status.SCOPE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getScope().getScope().equals(FAILING)) {
                responseObserver.onNext(Controller.KVTablesInScopeResponse.newBuilder().setStatus(Controller.KVTablesInScopeResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (Strings.isNullOrEmpty(request.getContinuationToken().getToken())) {
                List<KeyValueTableInfo> list1 = new LinkedList<>();
                list1.add(KeyValueTableInfo.newBuilder().setScope(request.getScope().getScope()).setKvtName("kvtable1").build());
                list1.add(KeyValueTableInfo.newBuilder().setScope(request.getScope().getScope()).setKvtName("kvtable2").build());
                responseObserver.onNext(Controller.KVTablesInScopeResponse.newBuilder().setStatus(Controller.KVTablesInScopeResponse.Status.SUCCESS).addAllKvtables(list1).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken")) {
                List<KeyValueTableInfo> list2 = new LinkedList<>();
                list2.add(KeyValueTableInfo.newBuilder().setScope(request.getScope().getScope()).setKvtName("kvtable3").build());
                responseObserver.onNext(Controller.KVTablesInScopeResponse.newBuilder().addAllKvtables(list2).setStatus(Controller.KVTablesInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("myToken2").build()).build());
                responseObserver.onCompleted();
            } else if (request.getContinuationToken().getToken().equals("myToken2")) {
                List<KeyValueTableInfo> list3 = new LinkedList<>();
                responseObserver.onNext(Controller.KVTablesInScopeResponse.newBuilder().addAllKvtables(list3).setStatus(Controller.KVTablesInScopeResponse.Status.SUCCESS).setContinuationToken(Controller.ContinuationToken.newBuilder().setToken("").build()).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void getKeyValueTableConfiguration(KeyValueTableInfo request, StreamObserver<KeyValueTableConfigResponse> responseObserver) {
            KeyValueTableConfiguration config = KeyValueTableConfiguration.builder().partitionCount(3).primaryKeyLength(Integer.BYTES).secondaryKeyLength(Long.BYTES).build();
            if (request.getKvtName().equals("kvtable")) {
                responseObserver.onNext(KeyValueTableConfigResponse.newBuilder().setConfig(ModelHelper.decode(request.getScope(), request.getKvtName(), config)).setStatus(KeyValueTableConfigResponse.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals(NON_EXISTENT)) {
                responseObserver.onNext(KeyValueTableConfigResponse.newBuilder().setStatus(KeyValueTableConfigResponse.Status.TABLE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals(FAILING)) {
                responseObserver.onNext(KeyValueTableConfigResponse.newBuilder().setStatus(KeyValueTableConfigResponse.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }

        @Override
        public void deleteKeyValueTable(KeyValueTableInfo request, StreamObserver<DeleteKVTableStatus> responseObserver) {
            if (request.getKvtName().equals("kvtable1")) {
                responseObserver.onNext(DeleteKVTableStatus.newBuilder().setStatus(DeleteKVTableStatus.Status.SUCCESS).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable2")) {
                responseObserver.onNext(DeleteKVTableStatus.newBuilder().setStatus(DeleteKVTableStatus.Status.FAILURE).build());
                responseObserver.onCompleted();
            } else if (request.getKvtName().equals("kvtable3")) {
                responseObserver.onNext(DeleteKVTableStatus.newBuilder().setStatus(DeleteKVTableStatus.Status.TABLE_NOT_FOUND).build());
                responseObserver.onCompleted();
            } else {
                responseObserver.onError(Status.INTERNAL.withDescription("Server error").asRuntimeException());
            }
        }
    };
    serverPort = TestUtils.getAvailableListenPort();
    serverBuilder = NettyServerBuilder.forPort(serverPort).addService(testServerImpl);
    if (testSecure) {
        serverBuilder = serverBuilder.useTransportSecurity(new File(SecurityConfigDefaults.TLS_SERVER_CERT_PATH), new File(SecurityConfigDefaults.TLS_SERVER_PRIVATE_KEY_PATH));
    }
    testGRPCServer = serverBuilder.build().start();
    executor = ExecutorServiceHelpers.newScheduledThreadPool(1, "test");
    controllerClient = new ControllerImpl(ControllerImplConfig.builder().clientConfig(ClientConfig.builder().controllerURI(URI.create((testSecure ? "tls://" : "tcp://") + "localhost:" + serverPort)).credentials(new DefaultCredentials("1111_aaaa", "admin")).trustStore(SecurityConfigDefaults.TLS_CA_CERT_PATH).build()).retryAttempts(1).build(), executor);
}
Also used : ScaleStatusRequest(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleStatusRequest) DeleteKVTableStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteKVTableStatus) CreateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse) SuccessorResponse(io.pravega.controller.stream.api.grpc.v1.Controller.SuccessorResponse) ScaleRequest(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleRequest) ReaderGroupConfig(io.pravega.client.stream.ReaderGroupConfig) lombok.val(lombok.val) KeyValueTableInfo(io.pravega.controller.stream.api.grpc.v1.Controller.KeyValueTableInfo) KeyValueTableConfig(io.pravega.controller.stream.api.grpc.v1.Controller.KeyValueTableConfig) ScaleStatusResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleStatusResponse) PingTxnRequest(io.pravega.controller.stream.api.grpc.v1.Controller.PingTxnRequest) TxnState(io.pravega.controller.stream.api.grpc.v1.Controller.TxnState) CreateTxnRequest(io.pravega.controller.stream.api.grpc.v1.Controller.CreateTxnRequest) Map(java.util.Map) ImmutableMap(com.google.common.collect.ImmutableMap) HashMap(java.util.HashMap) SegmentsAtTime(io.pravega.controller.stream.api.grpc.v1.Controller.SegmentsAtTime) DeleteReaderGroupStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteReaderGroupStatus) ReaderGroupConfiguration(io.pravega.controller.stream.api.grpc.v1.Controller.ReaderGroupConfiguration) PingTxnStatus(io.pravega.controller.stream.api.grpc.v1.Controller.PingTxnStatus) Entry(java.util.Map.Entry) UpdateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateReaderGroupResponse) SubscribersResponse(io.pravega.controller.stream.api.grpc.v1.Controller.SubscribersResponse) Controller(io.pravega.controller.stream.api.grpc.v1.Controller) DeleteScopeStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteScopeStatus) DeleteStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteStreamStatus) UpdateSubscriberStatus(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateSubscriberStatus) HashMap(java.util.HashMap) ReaderGroupConfigResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ReaderGroupConfigResponse) NettyServerBuilder(io.grpc.netty.shaded.io.grpc.netty.NettyServerBuilder) NettyChannelBuilder(io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder) PingTxnRequest(io.pravega.controller.stream.api.grpc.v1.Controller.PingTxnRequest) CreateTxnRequest(io.pravega.controller.stream.api.grpc.v1.Controller.CreateTxnRequest) TxnRequest(io.pravega.controller.stream.api.grpc.v1.Controller.TxnRequest) UpdateStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateStreamStatus) KeyValueTableConfigResponse(io.pravega.controller.stream.api.grpc.v1.Controller.KeyValueTableConfigResponse) CreateScopeStatus(io.pravega.controller.stream.api.grpc.v1.Controller.CreateScopeStatus) ArrayList(java.util.ArrayList) List(java.util.List) LinkedList(java.util.LinkedList) SubscriberStreamCut(io.pravega.controller.stream.api.grpc.v1.Controller.SubscriberStreamCut) KeyValueTableConfiguration(io.pravega.client.tables.KeyValueTableConfiguration) NodeUri(io.pravega.controller.stream.api.grpc.v1.Controller.NodeUri) PravegaNodeUri(io.pravega.shared.protocol.netty.PravegaNodeUri) LinkedList(java.util.LinkedList) ImmutableMap(com.google.common.collect.ImmutableMap) SegmentRanges(io.pravega.controller.stream.api.grpc.v1.Controller.SegmentRanges) CreateKeyValueTableStatus(io.pravega.controller.stream.api.grpc.v1.Controller.CreateKeyValueTableStatus) GetSegmentsRequest(io.pravega.controller.stream.api.grpc.v1.Controller.GetSegmentsRequest) File(java.io.File) StreamCutImpl(io.pravega.client.stream.impl.StreamCutImpl) SegmentValidityResponse(io.pravega.controller.stream.api.grpc.v1.Controller.SegmentValidityResponse) Segment(io.pravega.client.segment.impl.Segment) KeyValueTableInfo(io.pravega.controller.stream.api.grpc.v1.Controller.KeyValueTableInfo) DefaultCredentials(io.pravega.shared.security.auth.DefaultCredentials) StreamConfiguration(io.pravega.client.stream.StreamConfiguration) Pair(org.apache.commons.lang3.tuple.Pair) ReaderGroupInfo(io.pravega.controller.stream.api.grpc.v1.Controller.ReaderGroupInfo) ControllerServiceImplBase(io.pravega.controller.stream.api.grpc.v1.ControllerServiceGrpc.ControllerServiceImplBase) CreateStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.CreateStreamStatus) SegmentId(io.pravega.controller.stream.api.grpc.v1.Controller.SegmentId) StreamConfig(io.pravega.controller.stream.api.grpc.v1.Controller.StreamConfig) ScaleResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleResponse) ScopeInfo(io.pravega.controller.stream.api.grpc.v1.Controller.ScopeInfo) GetEpochSegmentsRequest(io.pravega.controller.stream.api.grpc.v1.Controller.GetEpochSegmentsRequest) StreamInfo(io.pravega.controller.stream.api.grpc.v1.Controller.StreamInfo) PingTxnStatus(io.pravega.controller.stream.api.grpc.v1.Controller.PingTxnStatus) Before(org.junit.Before)

Example 2 with CreateReaderGroupResponse

use of io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse in project pravega by pravega.

the class ControllerServiceImplTest method createReaderGroupTests.

@Test
public void createReaderGroupTests() {
    createScopeAndStream(SCOPE1, STREAM1, ScalingPolicy.fixed(2));
    final Segment seg0 = new Segment(SCOPE1, STREAM1, 0L);
    final Segment seg1 = new Segment(SCOPE1, STREAM1, 1L);
    ImmutableMap<Segment, Long> startStreamCut = ImmutableMap.of(seg0, 10L, seg1, 10L);
    Map<Stream, StreamCut> startSC = ImmutableMap.of(Stream.of(SCOPE1, STREAM1), new StreamCutImpl(Stream.of(SCOPE1, STREAM1), startStreamCut));
    ImmutableMap<Segment, Long> endStreamCut = ImmutableMap.of(seg0, 200L, seg1, 300L);
    Map<Stream, StreamCut> endSC = ImmutableMap.of(Stream.of(SCOPE1, STREAM1), new StreamCutImpl(Stream.of(SCOPE1, STREAM1), endStreamCut));
    ReaderGroupConfig config = ReaderGroupConfig.builder().automaticCheckpointIntervalMillis(30000L).groupRefreshTimeMillis(20000L).maxOutstandingCheckpointRequest(2).retentionType(ReaderGroupConfig.StreamDataRetention.AUTOMATIC_RELEASE_AT_LAST_CHECKPOINT).startingStreamCuts(startSC).endingStreamCuts(endSC).build();
    ResultObserver<CreateReaderGroupResponse> result = new ResultObserver<>();
    String rgName = "rg_1";
    this.controllerService.createReaderGroup(ModelHelper.decode(SCOPE1, rgName, config), result);
    CreateReaderGroupResponse createRGStatus = result.get();
    assertEquals("Create Reader Group Invalid RG Name", CreateReaderGroupResponse.Status.INVALID_RG_NAME, createRGStatus.getStatus());
    ResultObserver<CreateReaderGroupResponse> result1 = new ResultObserver<>();
    rgName = "rg1";
    this.controllerService.createReaderGroup(ModelHelper.decode("somescope", rgName, config), result1);
    createRGStatus = result1.get();
    assertEquals("Create Reader Group Scope not found", CreateReaderGroupResponse.Status.SCOPE_NOT_FOUND, createRGStatus.getStatus());
}
Also used : ReaderGroupConfig(io.pravega.client.stream.ReaderGroupConfig) StreamCut(io.pravega.client.stream.StreamCut) StreamCutImpl(io.pravega.client.stream.impl.StreamCutImpl) ArgumentMatchers.anyLong(org.mockito.ArgumentMatchers.anyLong) CreateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse) Stream(io.pravega.client.stream.Stream) ArgumentMatchers.anyString(org.mockito.ArgumentMatchers.anyString) Segment(io.pravega.client.segment.impl.Segment) Test(org.junit.Test)

Example 3 with CreateReaderGroupResponse

use of io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse in project pravega by pravega.

the class StreamMetadataTasks method createReaderGroupInternal.

public CompletableFuture<CreateReaderGroupResponse> createReaderGroupInternal(final String scope, final String rgName, final ReaderGroupConfig config, final long createTimestamp, long requestId) {
    Preconditions.checkNotNull(scope, "ReaderGroup scope is null");
    Preconditions.checkNotNull(rgName, "ReaderGroup name is null");
    Preconditions.checkNotNull(config, "ReaderGroup config is null");
    Preconditions.checkArgument(createTimestamp >= 0);
    try {
        NameUtils.validateReaderGroupName(rgName);
    } catch (IllegalArgumentException | NullPointerException e) {
        return CompletableFuture.completedFuture(CreateReaderGroupResponse.newBuilder().setStatus(CreateReaderGroupResponse.Status.INVALID_RG_NAME).build());
    }
    OperationContext context = streamMetadataStore.createRGContext(scope, rgName, requestId);
    return RetryHelper.withRetriesAsync(() -> {
        // 1. check if scope with this name exists...
        return streamMetadataStore.checkScopeExists(scope, context, executor).thenCompose(exists -> {
            if (!exists) {
                return CompletableFuture.completedFuture(CreateReaderGroupResponse.newBuilder().setStatus(CreateReaderGroupResponse.Status.SCOPE_NOT_FOUND).build());
            }
            // 2. check state of the ReaderGroup
            return isRGCreationComplete(scope, rgName, context).thenCompose(complete -> {
                if (!complete) {
                    return validateReaderGroupId(config).thenCompose(conf -> streamMetadataStore.addReaderGroupToScope(scope, rgName, conf.getReaderGroupId(), context, executor).thenCompose(x -> createReaderGroupTasks(scope, rgName, conf, createTimestamp, context)).thenCompose(status -> {
                        if (CreateReaderGroupResponse.Status.SUCCESS.equals(status)) {
                            return buildCreateSuccessResponse(scope, rgName, context);
                        } else {
                            return CompletableFuture.completedFuture(CreateReaderGroupResponse.newBuilder().setStatus(status).build());
                        }
                    }));
                }
                return buildCreateSuccessResponse(scope, rgName, context);
            });
        });
    }, e -> Exceptions.unwrap(e) instanceof RetryableException, 10, executor);
}
Also used : OperationContext(io.pravega.controller.store.stream.OperationContext) UpdateStreamEvent(io.pravega.shared.controller.event.UpdateStreamEvent) StreamCut(io.pravega.controller.stream.api.grpc.v1.Controller.StreamCut) EventStreamWriter(io.pravega.client.stream.EventStreamWriter) StreamConfiguration(io.pravega.client.stream.StreamConfiguration) AbstractStreamMetadataStore(io.pravega.controller.store.stream.AbstractStreamMetadataStore) StoreException(io.pravega.controller.store.stream.StoreException) TaskMetadataStore(io.pravega.controller.store.task.TaskMetadataStore) Duration(java.time.Duration) Map(java.util.Map) RGStreamCutRecord(io.pravega.shared.controller.event.RGStreamCutRecord) LockFailedException(io.pravega.controller.store.task.LockFailedException) ReaderGroupConfig(io.pravega.client.stream.ReaderGroupConfig) DeleteScopeStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteScopeStatus) StreamCutReferenceRecord(io.pravega.controller.store.stream.records.StreamCutReferenceRecord) StreamTruncationRecord(io.pravega.controller.store.stream.records.StreamTruncationRecord) DeleteStreamEvent(io.pravega.shared.controller.event.DeleteStreamEvent) Set(java.util.Set) GuardedBy(javax.annotation.concurrent.GuardedBy) ControllerEvent(io.pravega.shared.controller.event.ControllerEvent) Serializable(java.io.Serializable) ReaderGroupState(io.pravega.controller.store.stream.ReaderGroupState) StreamMetadataStore(io.pravega.controller.store.stream.StreamMetadataStore) Futures(io.pravega.common.concurrent.Futures) GrpcAuthHelper(io.pravega.controller.server.security.auth.GrpcAuthHelper) StreamMetrics(io.pravega.controller.metrics.StreamMetrics) CreateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse) TransactionMetrics(io.pravega.controller.metrics.TransactionMetrics) RetentionPolicy(io.pravega.client.stream.RetentionPolicy) Exceptions(io.pravega.common.Exceptions) TruncateStreamEvent(io.pravega.shared.controller.event.TruncateStreamEvent) RetentionSet(io.pravega.controller.store.stream.records.RetentionSet) Supplier(java.util.function.Supplier) UpdateSubscriberStatus(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateSubscriberStatus) ArrayList(java.util.ArrayList) ReaderGroupConfigRecord(io.pravega.controller.store.stream.records.ReaderGroupConfigRecord) ReaderGroupConfiguration(io.pravega.controller.stream.api.grpc.v1.Controller.ReaderGroupConfiguration) StreamInfo(io.pravega.controller.stream.api.grpc.v1.Controller.StreamInfo) ScheduledExecutorService(java.util.concurrent.ScheduledExecutorService) EventHelper(io.pravega.controller.task.EventHelper) CreateReaderGroupEvent(io.pravega.shared.controller.event.CreateReaderGroupEvent) RetryHelper(io.pravega.controller.util.RetryHelper) Task(io.pravega.controller.task.Task) Executor(java.util.concurrent.Executor) CreateStreamResponse(io.pravega.controller.store.stream.CreateStreamResponse) WireCommands(io.pravega.shared.protocol.netty.WireCommands) SegmentRange(io.pravega.controller.stream.api.grpc.v1.Controller.SegmentRange) AtomicLong(java.util.concurrent.atomic.AtomicLong) StreamConfigurationRecord(io.pravega.controller.store.stream.records.StreamConfigurationRecord) TreeMap(java.util.TreeMap) WireCommandFailedException(io.pravega.controller.server.WireCommandFailedException) Preconditions(com.google.common.base.Preconditions) DeleteReaderGroupStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteReaderGroupStatus) ScalingPolicy(io.pravega.client.stream.ScalingPolicy) ControllerEventProcessors(io.pravega.controller.server.eventProcessor.ControllerEventProcessors) StreamSegmentRecord(io.pravega.controller.store.stream.records.StreamSegmentRecord) DeleteReaderGroupEvent(io.pravega.shared.controller.event.DeleteReaderGroupEvent) LoggerFactory(org.slf4j.LoggerFactory) TimeoutException(java.util.concurrent.TimeoutException) SealStreamEvent(io.pravega.shared.controller.event.SealStreamEvent) TagLogger(io.pravega.common.tracing.TagLogger) VersionedMetadata(io.pravega.controller.store.VersionedMetadata) TaskStepsRetryHelper.withRetries(io.pravega.controller.task.Stream.TaskStepsRetryHelper.withRetries) Stream(io.pravega.client.stream.Stream) SubscribersResponse(io.pravega.controller.stream.api.grpc.v1.Controller.SubscribersResponse) Controller(io.pravega.controller.stream.api.grpc.v1.Controller) EpochTransitionRecord(io.pravega.controller.store.stream.records.EpochTransitionRecord) CreateStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.CreateStreamStatus) ImmutableSet(com.google.common.collect.ImmutableSet) ImmutableMap(com.google.common.collect.ImmutableMap) EpochTransitionOperationExceptions(io.pravega.controller.store.stream.EpochTransitionOperationExceptions) DeleteScopeEvent(io.pravega.shared.controller.event.DeleteScopeEvent) CompletionException(java.util.concurrent.CompletionException) UUID(java.util.UUID) Collectors(java.util.stream.Collectors) RetriesExhaustedException(io.pravega.common.util.RetriesExhaustedException) List(java.util.List) Config(io.pravega.controller.util.Config) RetryableException(io.pravega.controller.retryable.RetryableException) Optional(java.util.Optional) Resource(io.pravega.controller.store.task.Resource) IntStream(java.util.stream.IntStream) OperationContext(io.pravega.controller.store.stream.OperationContext) SegmentHelper(io.pravega.controller.server.SegmentHelper) ModelHelper(io.pravega.client.control.impl.ModelHelper) AtomicBoolean(java.util.concurrent.atomic.AtomicBoolean) ScaleStatusResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleStatusResponse) HashMap(java.util.HashMap) CompletableFuture(java.util.concurrent.CompletableFuture) AtomicReference(java.util.concurrent.atomic.AtomicReference) Function(java.util.function.Function) BucketStore(io.pravega.controller.store.stream.BucketStore) DeleteStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.DeleteStreamStatus) EventStreamClientFactory(io.pravega.client.EventStreamClientFactory) NameUtils.getQualifiedStreamSegmentName(io.pravega.shared.NameUtils.getQualifiedStreamSegmentName) ScaleResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ScaleResponse) EventWriterConfig(io.pravega.client.stream.EventWriterConfig) ControllerService(io.pravega.controller.server.ControllerService) UpdateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateReaderGroupResponse) NameUtils(io.pravega.shared.NameUtils) Iterator(java.util.Iterator) TaskBase(io.pravega.controller.task.TaskBase) StreamCutRecord(io.pravega.controller.store.stream.records.StreamCutRecord) Timer(io.pravega.common.Timer) AbstractMap(java.util.AbstractMap) EpochRecord(io.pravega.controller.store.stream.records.EpochRecord) UpdateStreamStatus(io.pravega.controller.stream.api.grpc.v1.Controller.UpdateStreamStatus) State(io.pravega.controller.store.stream.State) VisibleForTesting(com.google.common.annotations.VisibleForTesting) UpdateReaderGroupEvent(io.pravega.shared.controller.event.UpdateReaderGroupEvent) Comparator(java.util.Comparator) ReaderGroupConfigResponse(io.pravega.controller.stream.api.grpc.v1.Controller.ReaderGroupConfigResponse) ScaleOpEvent(io.pravega.shared.controller.event.ScaleOpEvent) RetryableException(io.pravega.controller.retryable.RetryableException)

Example 4 with CreateReaderGroupResponse

use of io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse in project pravega by pravega.

the class ControllerServiceImplTest method createReaderGroup.

protected void createReaderGroup(String scope, String stream, String rgName, UUID rgId) {
    final Segment seg0 = new Segment(scope, stream, 0L);
    final Segment seg1 = new Segment(scope, stream, 1L);
    ImmutableMap<Segment, Long> startStreamCut = ImmutableMap.of(seg0, 10L, seg1, 10L);
    Map<Stream, StreamCut> startSC = ImmutableMap.of(Stream.of(scope, stream), new StreamCutImpl(Stream.of(scope, stream), startStreamCut));
    ImmutableMap<Segment, Long> endStreamCut = ImmutableMap.of(seg0, 200L, seg1, 300L);
    Map<Stream, StreamCut> endSC = ImmutableMap.of(Stream.of(scope, stream), new StreamCutImpl(Stream.of(scope, stream), endStreamCut));
    ReaderGroupConfig config = ReaderGroupConfig.builder().automaticCheckpointIntervalMillis(30000L).groupRefreshTimeMillis(20000L).maxOutstandingCheckpointRequest(2).retentionType(ReaderGroupConfig.StreamDataRetention.AUTOMATIC_RELEASE_AT_LAST_CHECKPOINT).startingStreamCuts(startSC).endingStreamCuts(endSC).build();
    config = ReaderGroupConfig.cloneConfig(config, rgId, 0L);
    ResultObserver<CreateReaderGroupResponse> result = new ResultObserver<>();
    this.controllerService.createReaderGroup(ModelHelper.decode(scope, rgName, config), result);
    CreateReaderGroupResponse createRGStatus = result.get();
    assertEquals("Create Reader Group", CreateReaderGroupResponse.Status.SUCCESS, createRGStatus.getStatus());
}
Also used : ReaderGroupConfig(io.pravega.client.stream.ReaderGroupConfig) StreamCut(io.pravega.client.stream.StreamCut) StreamCutImpl(io.pravega.client.stream.impl.StreamCutImpl) ArgumentMatchers.anyLong(org.mockito.ArgumentMatchers.anyLong) CreateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse) Stream(io.pravega.client.stream.Stream) Segment(io.pravega.client.segment.impl.Segment)

Example 5 with CreateReaderGroupResponse

use of io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse in project pravega by pravega.

the class StreamMetricsTest method testStreamsAndScopesBasicMetricsTests.

@Test(timeout = 30000)
public void testStreamsAndScopesBasicMetricsTests() throws Exception {
    String scopeName = "scopeBasic";
    String streamName = "streamBasic";
    String streamScopedName = NameUtils.getScopedStreamName(scopeName, streamName);
    ReaderGroupConfig rgConfig = ReaderGroupConfig.builder().disableAutomaticCheckpoints().stream(streamScopedName).retentionType(ReaderGroupConfig.StreamDataRetention.AUTOMATIC_RELEASE_AT_LAST_CHECKPOINT).build();
    rgConfig = ReaderGroupConfig.cloneConfig(rgConfig, UUID.randomUUID(), 0L);
    // Here, the system scope and streams are already created.
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_SCOPE).count());
    assertEquals(4, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_STREAM).count());
    controllerWrapper.getControllerService().createScope(scopeName, 0L).get();
    if (!controller.createStream(scopeName, streamName, config).get()) {
        log.error("Stream {} for basic testing already existed, exiting", scopeName + "/" + streamName);
        return;
    }
    // Check that the new scope and stream are accounted in metrics.
    assertEquals(2, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_SCOPE).count());
    assertEquals(5, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_STREAM).count());
    // Update the Stream.
    controllerWrapper.getControllerService().updateStream(scopeName, streamName, StreamConfiguration.builder().scalingPolicy(ScalingPolicy.fixed(10)).build(), 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.globalMetricName(MetricsNames.UPDATE_STREAM)).count());
    final String subscriber = "subscriber1";
    CreateReaderGroupResponse createRGStatus = controllerWrapper.getControllerService().createReaderGroup(scopeName, subscriber, rgConfig, System.currentTimeMillis(), 0L).get();
    assertEquals(CreateReaderGroupResponse.Status.SUCCESS, createRGStatus.getStatus());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.globalMetricName(MetricsNames.CREATE_READER_GROUP)).count());
    final String subscriberScopedName = NameUtils.getScopedReaderGroupName(scopeName, subscriber);
    ImmutableMap<Long, Long> streamCut1 = ImmutableMap.of(0L, 10L);
    controllerWrapper.getControllerService().updateSubscriberStreamCut(scopeName, streamName, subscriberScopedName, rgConfig.getReaderGroupId().toString(), 0L, streamCut1, 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.globalMetricName(MetricsNames.UPDATE_SUBSCRIBER)).count());
    controllerWrapper.getControllerService().updateReaderGroup(scopeName, subscriber, rgConfig, 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.globalMetricName(MetricsNames.UPDATE_READER_GROUP)).count());
    controllerWrapper.getControllerService().deleteReaderGroup(scopeName, subscriber, rgConfig.getReaderGroupId().toString(), 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.globalMetricName(MetricsNames.DELETE_READER_GROUP)).count());
    // Seal the Stream.
    controllerWrapper.getControllerService().sealStream(scopeName, streamName, 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.SEAL_STREAM).count());
    // Delete the Stream and Scope and check for the respective metrics.
    controllerWrapper.getControllerService().deleteStream(scopeName, streamName, 0L).get();
    controllerWrapper.getControllerService().deleteScope(scopeName, 0L).get();
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.DELETE_STREAM).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.DELETE_SCOPE).count());
    String failedScope = "failedScope";
    String failedStream = "failedStream";
    String failedRG = "failedRG";
    String[] failedScopeTags = streamTags(failedScope, "");
    String[] failedScopeStreamTags = streamTags(failedScope, failedStream);
    String[] failedRGTags = readerGroupTags(failedRG, failedRG);
    // Exercise the metrics for failed stream and scope creation/deletion.
    StreamMetrics.getInstance().createScopeFailed(failedScope);
    StreamMetrics.getInstance().deleteScopeFailed(failedScope);
    StreamMetrics.getInstance().createStreamFailed(failedScope, failedStream);
    StreamMetrics.getInstance().deleteStreamFailed(failedScope, failedStream);
    StreamMetrics.getInstance().updateStreamFailed(failedScope, failedStream);
    StreamMetrics.getInstance().truncateStreamFailed(failedScope, failedStream);
    StreamMetrics.getInstance().sealStreamFailed(failedScope, failedStream);
    StreamMetrics.getInstance().createReaderGroupFailed(failedRG, failedRG);
    StreamMetrics.getInstance().deleteReaderGroupFailed(failedRG, failedRG);
    StreamMetrics.getInstance().updateReaderGroupFailed(failedRG, failedRG);
    StreamMetrics.getInstance().updateTruncationSCFailed(failedRG, failedRG);
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_SCOPE_FAILED, failedScopeTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.DELETE_SCOPE_FAILED, failedScopeTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_STREAM_FAILED, failedScopeStreamTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.DELETE_STREAM_FAILED, failedScopeStreamTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.UPDATE_STREAM_FAILED, failedScopeStreamTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.TRUNCATE_STREAM_FAILED, failedScopeStreamTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.SEAL_STREAM_FAILED, failedScopeStreamTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.CREATE_READER_GROUP_FAILED, failedRGTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.DELETE_READER_GROUP_FAILED, failedRGTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.UPDATE_READER_GROUP_FAILED, failedRGTags).count());
    assertEquals(1, (long) MetricRegistryUtils.getCounter(MetricsNames.UPDATE_SUBSCRIBER_FAILED, streamTags(failedRG, failedRG)).count());
}
Also used : ReaderGroupConfig(io.pravega.client.stream.ReaderGroupConfig) CreateReaderGroupResponse(io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse) Test(org.junit.Test)

Aggregations

ReaderGroupConfig (io.pravega.client.stream.ReaderGroupConfig)5 CreateReaderGroupResponse (io.pravega.controller.stream.api.grpc.v1.Controller.CreateReaderGroupResponse)5 Segment (io.pravega.client.segment.impl.Segment)3 Stream (io.pravega.client.stream.Stream)3 StreamCutImpl (io.pravega.client.stream.impl.StreamCutImpl)3 ImmutableMap (com.google.common.collect.ImmutableMap)2 StreamConfiguration (io.pravega.client.stream.StreamConfiguration)2 StreamCut (io.pravega.client.stream.StreamCut)2 VisibleForTesting (com.google.common.annotations.VisibleForTesting)1 Preconditions (com.google.common.base.Preconditions)1 ImmutableSet (com.google.common.collect.ImmutableSet)1 NettyChannelBuilder (io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder)1 NettyServerBuilder (io.grpc.netty.shaded.io.grpc.netty.NettyServerBuilder)1 EventStreamClientFactory (io.pravega.client.EventStreamClientFactory)1 ModelHelper (io.pravega.client.control.impl.ModelHelper)1 EventStreamWriter (io.pravega.client.stream.EventStreamWriter)1 EventWriterConfig (io.pravega.client.stream.EventWriterConfig)1 RetentionPolicy (io.pravega.client.stream.RetentionPolicy)1 ScalingPolicy (io.pravega.client.stream.ScalingPolicy)1 KeyValueTableConfiguration (io.pravega.client.tables.KeyValueTableConfiguration)1