Examples with BFTHeader com.radixdlt.hotstuff.BFTHeader used on opensource projects

Example 6 with BFTHeader

use of com.radixdlt.hotstuff.BFTHeader in project radixdlt by radixdlt.

the class VoteDataSerializeTest method get.

private static VoteData get() {
    View view = View.of(1234567890L);
    LedgerHeader ledgerHeader = LedgerHeaderMock.get();
    BFTHeader committed = new BFTHeader(view, HashUtils.random256(), ledgerHeader);
    BFTHeader parent = new BFTHeader(view.next(), HashUtils.random256(), ledgerHeader);
    BFTHeader proposed = new BFTHeader(view.next().next(), HashUtils.random256(), ledgerHeader);
    return new VoteData(proposed, parent, committed);
}

Example 7 with BFTHeader

use of com.radixdlt.hotstuff.BFTHeader in project radixdlt by radixdlt.

the class VoteSerializeTest method get.

private static Vote get() {
    View view = View.of(1234567891L);
    HashCode id = HashUtils.random256();
    LedgerHeader ledgerHeader = LedgerHeaderMock.get();
    BFTHeader header = new BFTHeader(view, id, ledgerHeader);
    BFTHeader parent = new BFTHeader(View.of(1234567890L), HashUtils.random256(), ledgerHeader);
    VoteData voteData = new VoteData(header, parent, null);
    BFTNode author = BFTNode.create(ECKeyPair.generateNew().getPublicKey());
    QuorumCertificate qc = new QuorumCertificate(voteData, new TimestampedECDSASignatures());
    HighQC highQC = HighQC.from(qc, qc, Optional.empty());
    return new Vote(author, voteData, 123456L, ECDSASignature.zeroSignature(), highQC, Optional.empty());
}

Example 8 with BFTHeader

use of com.radixdlt.hotstuff.BFTHeader in project radixdlt by radixdlt.

the class ProposalSerializeTest method get.

private static Proposal get() {
    View view = View.of(1234567891L);
    HashCode id = HashUtils.random256();
    LedgerHeader ledgerHeader = LedgerHeaderMock.get();
    BFTHeader header = new BFTHeader(view, id, ledgerHeader);
    BFTHeader parent = new BFTHeader(View.of(1234567890L), HashUtils.random256(), ledgerHeader);
    VoteData voteData = new VoteData(header, parent, null);
    QuorumCertificate qc = new QuorumCertificate(voteData, new TimestampedECDSASignatures());
    var txn = Txn.create(new byte[] { 0, 1, 2, 3 });
    // add a particle to ensure atom is valid and has at least one shard
    BFTNode author = BFTNode.create(ECKeyPair.generateNew().getPublicKey());
    UnverifiedVertex vertex = UnverifiedVertex.create(qc, view, List.of(txn), author);
    return new Proposal(vertex, qc, ECDSASignature.zeroSignature(), Optional.empty());
}

Example 9 with BFTHeader

use of com.radixdlt.hotstuff.BFTHeader in project radixdlt by radixdlt.

the class ConsensusModuleTest method createNextVertex.

private Pair<QuorumCertificate, VerifiedVertex> createNextVertex(QuorumCertificate parent, ECKeyPair proposerKeyPair, Txn txn) {
    final var proposerBftNode = BFTNode.create(proposerKeyPair.getPublicKey());
    var unverifiedVertex = UnverifiedVertex.create(parent, View.of(1), List.of(txn), proposerBftNode);
    var hash = hasher.hash(unverifiedVertex);
    var verifiedVertex = new VerifiedVertex(unverifiedVertex, hash);
    var next = new BFTHeader(View.of(1), verifiedVertex.getId(), LedgerHeader.create(1, View.of(1), new AccumulatorState(1, HashUtils.zero256()), 1));
    final var voteData = new VoteData(next, parent.getProposed(), parent.getParent());
    final var timestamp = 1;
    final var voteDataHash = Vote.getHashOfData(hasher, voteData, timestamp);
    final var qcSignature = proposerKeyPair.sign(voteDataHash);
    var unsyncedQC = new QuorumCertificate(voteData, new TimestampedECDSASignatures(Map.of(proposerBftNode, TimestampedECDSASignature.from(timestamp, qcSignature))));
    return Pair.of(unsyncedQC, verifiedVertex);
}

Example 10 with BFTHeader

use of com.radixdlt.hotstuff.BFTHeader in project radixdlt by radixdlt.

the class VertexStoreTest method setUp.

@Before
public void setUp() {
    // No type check issues with mocking generic here
    Ledger ssc = mock(Ledger.class);
    this.ledger = ssc;
    // TODO: replace mock with the real thing
    doAnswer(invocation -> {
        VerifiedVertex verifiedVertex = invocation.getArgument(1);
        return Optional.of(new PreparedVertex(verifiedVertex, MOCKED_HEADER, ImmutableList.of(), ImmutableMap.of(), 1L));
    }).when(ledger).prepare(any(), any());
    this.bftUpdateSender = rmock(EventDispatcher.class);
    this.rebuildUpdateEventDispatcher = rmock(EventDispatcher.class);
    this.bftHighQCUpdateEventDispatcher = rmock(EventDispatcher.class);
    this.committedSender = rmock(EventDispatcher.class);
    this.genesisHash = HashUtils.zero256();
    this.genesisVertex = new VerifiedVertex(UnverifiedVertex.createGenesis(MOCKED_HEADER), genesisHash);
    this.rootQC = QuorumCertificate.ofGenesis(genesisVertex, MOCKED_HEADER);
    this.sut = VertexStore.create(VerifiedVertexStoreState.create(HighQC.from(rootQC), genesisVertex, Optional.empty(), hasher), ledger, hasher, bftUpdateSender, rebuildUpdateEventDispatcher, bftHighQCUpdateEventDispatcher, committedSender);
    AtomicReference<BFTHeader> lastParentHeader = new AtomicReference<>(new BFTHeader(View.genesis(), genesisHash, MOCKED_HEADER));
    AtomicReference<BFTHeader> lastGrandParentHeader = new AtomicReference<>(new BFTHeader(View.genesis(), genesisHash, MOCKED_HEADER));
    AtomicReference<BFTHeader> lastGreatGrandParentHeader = new AtomicReference<>(new BFTHeader(View.genesis(), genesisHash, MOCKED_HEADER));
    this.nextSkippableVertex = (skipOne) -> {
        BFTHeader parentHeader = lastParentHeader.get();
        BFTHeader grandParentHeader = lastGrandParentHeader.get();
        BFTHeader greatGrandParentHeader = lastGreatGrandParentHeader.get();
        final QuorumCertificate qc;
        if (!parentHeader.getView().equals(View.genesis())) {
            VoteData data = new VoteData(parentHeader, grandParentHeader, skipOne ? null : greatGrandParentHeader);
            qc = new QuorumCertificate(data, new TimestampedECDSASignatures());
        } else {
            qc = rootQC;
        }
        View view = parentHeader.getView().next();
        if (skipOne) {
            view = view.next();
        }
        var rawVertex = UnverifiedVertex.create(qc, view, List.of(Txn.create(new byte[0])), BFTNode.random());
        HashCode hash = hasher.hash(rawVertex);
        VerifiedVertex vertex = new VerifiedVertex(rawVertex, hash);
        lastParentHeader.set(new BFTHeader(view, hash, MOCKED_HEADER));
        lastGrandParentHeader.set(parentHeader);
        lastGreatGrandParentHeader.set(grandParentHeader);
        return vertex;
    };
    this.nextVertex = () -> nextSkippableVertex.apply(false);
}