Examples with BFTNode com.radixdlt.consensus.bft.BFTNode used on opensource projects

Example 6 with BFTNode

use of com.radixdlt.consensus.bft.BFTNode in project radixdlt by radixdlt.

the class WeightedRotatingLeadersTest method when_get_proposer_multiple_times__then_should_return_the_same_key.

@Test
public void when_get_proposer_multiple_times__then_should_return_the_same_key() {
    for (int validatorSetSize = 1; validatorSetSize <= 128; validatorSetSize *= 2) {
        for (int sizeOfCache = 1; sizeOfCache <= 128; sizeOfCache *= 2) {
            setUp(validatorSetSize, sizeOfCache);
            // 2 * sizeOfCache so cache eviction occurs
            final int viewsToTest = 2 * sizeOfCache;
            BFTNode expectedNodeForView0 = weightedRotatingLeaders.getProposer(View.of(0));
            for (View view = View.of(1); view.compareTo(View.of(viewsToTest)) <= 0; view = view.next()) {
                weightedRotatingLeaders.getProposer(view);
            }
            assertThat(weightedRotatingLeaders.getProposer(View.of(0))).isEqualTo(expectedNodeForView0);
        }
    }
}

Example 7 with BFTNode

use of com.radixdlt.consensus.bft.BFTNode in project radixdlt by radixdlt.

the class Pacemaker method startView.

private void startView() {
    this.isViewTimedOut = false;
    this.timeoutVoteVertexId = Optional.empty();
    long timeout = timeoutCalculator.timeout(latestViewUpdate.uncommittedViewsCount());
    ScheduledLocalTimeout scheduledLocalTimeout = ScheduledLocalTimeout.create(latestViewUpdate, timeout);
    this.timeoutSender.dispatch(scheduledLocalTimeout, timeout);
    final BFTNode currentViewProposer = latestViewUpdate.getLeader();
    if (this.self.equals(currentViewProposer)) {
        Optional<Proposal> proposalMaybe = generateProposal(latestViewUpdate.getCurrentView());
        proposalMaybe.ifPresent(proposal -> {
            log.trace("Broadcasting proposal: {}", proposal);
            this.proposalDispatcher.dispatch(this.validatorSet.nodes(), proposal);
            this.counters.increment(CounterType.BFT_PACEMAKER_PROPOSALS_SENT);
        });
    }
}

Example 8 with BFTNode

use of com.radixdlt.consensus.bft.BFTNode in project radixdlt by radixdlt.

the class ConsensusModuleTest method on_sync_request_timeout_should_retry.

@Test
public void on_sync_request_timeout_should_retry() {
    // Arrange
    BFTNode bftNode = BFTNode.random();
    QuorumCertificate parent = vertexStore.highQC().highestQC();
    Pair<QuorumCertificate, VerifiedVertex> nextVertex = createNextVertex(parent, bftNode);
    HighQC unsyncedHighQC = HighQC.from(nextVertex.getFirst(), nextVertex.getFirst(), Optional.empty());
    bftSync.syncToQC(unsyncedHighQC, bftNode);
    GetVerticesRequest request = new GetVerticesRequest(nextVertex.getSecond().getId(), 1);
    VertexRequestTimeout timeout = VertexRequestTimeout.create(request);
    // Act
    // FIXME: Remove when rate limit on send removed
    nothrowSleep(100);
    bftSync.vertexRequestTimeoutEventProcessor().process(timeout);
    // Assert
    verify(requestSender, times(2)).dispatch(eq(bftNode), argThat(r -> r.getCount() == 1 && r.getVertexId().equals(nextVertex.getSecond().getId())));
}

Example 9 with BFTNode

use of com.radixdlt.consensus.bft.BFTNode in project radixdlt by radixdlt.

the class ConsensusModuleTest method on_synced_to_vertex_should_request_for_parent.

@Test
public void on_synced_to_vertex_should_request_for_parent() {
    // Arrange
    BFTNode bftNode = BFTNode.random();
    QuorumCertificate parent = vertexStore.highQC().highestQC();
    Pair<QuorumCertificate, VerifiedVertex> nextVertex = createNextVertex(parent, bftNode);
    Pair<QuorumCertificate, VerifiedVertex> nextNextVertex = createNextVertex(nextVertex.getFirst(), bftNode);
    HighQC unsyncedHighQC = HighQC.from(nextNextVertex.getFirst(), nextNextVertex.getFirst(), Optional.empty());
    bftSync.syncToQC(unsyncedHighQC, bftNode);
    // Act
    // FIXME: Remove when rate limit on send removed
    nothrowSleep(100);
    GetVerticesResponse response = new GetVerticesResponse(ImmutableList.of(nextNextVertex.getSecond()));
    bftSync.responseProcessor().process(bftNode, response);
    // Assert
    verify(requestSender, times(1)).dispatch(eq(bftNode), argThat(r -> r.getCount() == 1 && r.getVertexId().equals(nextVertex.getSecond().getId())));
}

Example 10 with BFTNode

use of com.radixdlt.consensus.bft.BFTNode in project radixdlt by radixdlt.

the class ConsensusModuleTest method getExternalModule.

private Module getExternalModule() {
    return new AbstractModule() {

        @Override
        protected void configure() {
            bind(Ledger.class).toInstance(mock(Ledger.class));
            bind(new TypeLiteral<EventDispatcher<LocalTimeoutOccurrence>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<ViewUpdate>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<BFTInsertUpdate>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<BFTRebuildUpdate>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<BFTHighQCUpdate>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<BFTCommittedUpdate>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<LocalSyncRequest>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<ScheduledEventDispatcher<GetVerticesRequest>>() {
            }).toInstance(rmock(ScheduledEventDispatcher.class));
            bind(new TypeLiteral<ScheduledEventDispatcher<ScheduledLocalTimeout>>() {
            }).toInstance(rmock(ScheduledEventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<ViewQuorumReached>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<RemoteEventDispatcher<Vote>>() {
            }).toInstance(rmock(RemoteEventDispatcher.class));
            bind(new TypeLiteral<RemoteEventDispatcher<Proposal>>() {
            }).toInstance(rmock(RemoteEventDispatcher.class));
            bind(new TypeLiteral<RemoteEventDispatcher<GetVerticesRequest>>() {
            }).toInstance(requestSender);
            bind(new TypeLiteral<RemoteEventDispatcher<GetVerticesResponse>>() {
            }).toInstance(responseSender);
            bind(new TypeLiteral<RemoteEventDispatcher<GetVerticesErrorResponse>>() {
            }).toInstance(errorResponseSender);
            bind(new TypeLiteral<EventDispatcher<NoVote>>() {
            }).toInstance(rmock(EventDispatcher.class));
            bind(new TypeLiteral<ScheduledEventDispatcher<View>>() {
            }).toInstance(rmock(ScheduledEventDispatcher.class));
            bind(new TypeLiteral<ScheduledEventDispatcher<VertexRequestTimeout>>() {
            }).toInstance(rmock(ScheduledEventDispatcher.class));
            bind(PersistentVertexStore.class).toInstance(mock(PersistentVertexStore.class));
            bind(PersistentSafetyStateStore.class).toInstance(mock(PersistentSafetyStateStore.class));
            bind(NextTxnsGenerator.class).toInstance(mock(NextTxnsGenerator.class));
            bind(SystemCounters.class).toInstance(mock(SystemCounters.class));
            bind(TimeSupplier.class).toInstance(mock(TimeSupplier.class));
            bind(BFTConfiguration.class).toInstance(bftConfiguration);
            LedgerProof proof = mock(LedgerProof.class);
            when(proof.getView()).thenReturn(View.genesis());
            bind(LedgerProof.class).annotatedWith(LastProof.class).toInstance(proof);
            bind(RateLimiter.class).annotatedWith(GetVerticesRequestRateLimit.class).toInstance(RateLimiter.create(Double.MAX_VALUE));
            bindConstant().annotatedWith(BFTSyncPatienceMillis.class).to(200);
            bindConstant().annotatedWith(PacemakerTimeout.class).to(1000L);
            bindConstant().annotatedWith(PacemakerRate.class).to(2.0);
            bindConstant().annotatedWith(PacemakerMaxExponent.class).to(6);
            ECKeyPair ecKeyPair = ECKeyPair.generateNew();
            bind(HashSigner.class).toInstance(ecKeyPair::sign);
        }

        @Provides
        ViewUpdate viewUpdate(@Self BFTNode node) {
            return ViewUpdate.create(View.of(1), mock(HighQC.class), node, node);
        }

        @Provides
        @Self
        private BFTNode bftNode() {
            return BFTNode.create(ecKeyPair.getPublicKey());
        }
    };
}