Examples with LedgerHeader com.radixdlt.consensus.LedgerHeader used on opensource projects

Example 1 with LedgerHeader

use of com.radixdlt.consensus.LedgerHeader in project radixdlt by radixdlt.

the class MockedRecoveryModule method configuration.

@Provides
private BFTConfiguration configuration(@LastEpochProof LedgerProof proof, BFTValidatorSet validatorSet, Hasher hasher) {
    var accumulatorState = new AccumulatorState(0, genesisHash);
    UnverifiedVertex genesis = UnverifiedVertex.createGenesis(LedgerHeader.genesis(accumulatorState, validatorSet, 0));
    VerifiedVertex verifiedGenesis = new VerifiedVertex(genesis, genesisHash);
    LedgerHeader nextLedgerHeader = LedgerHeader.create(proof.getEpoch() + 1, View.genesis(), proof.getAccumulatorState(), proof.timestamp());
    var genesisQC = QuorumCertificate.ofGenesis(verifiedGenesis, nextLedgerHeader);
    var proposerElection = new WeightedRotatingLeaders(validatorSet);
    return new BFTConfiguration(proposerElection, validatorSet, VerifiedVertexStoreState.create(HighQC.from(genesisQC), verifiedGenesis, Optional.empty(), hasher));
}

Example 2 with LedgerHeader

use of com.radixdlt.consensus.LedgerHeader in project radixdlt by radixdlt.

the class EpochManagerTest method should_not_send_consensus_messages_if_not_part_of_new_epoch.

@Test
public void should_not_send_consensus_messages_if_not_part_of_new_epoch() {
    // Arrange
    epochManager.start();
    BFTValidatorSet nextValidatorSet = BFTValidatorSet.from(Stream.of(BFTValidator.from(BFTNode.random(), UInt256.ONE)));
    var accumulatorState = new AccumulatorState(0, HashUtils.zero256());
    LedgerHeader header = LedgerHeader.genesis(accumulatorState, nextValidatorSet, 0);
    UnverifiedVertex genesisVertex = UnverifiedVertex.createGenesis(header);
    VerifiedVertex verifiedGenesisVertex = new VerifiedVertex(genesisVertex, hasher.hash(genesisVertex));
    LedgerHeader nextLedgerHeader = LedgerHeader.create(header.getEpoch() + 1, View.genesis(), header.getAccumulatorState(), header.timestamp());
    var genesisQC = QuorumCertificate.ofGenesis(verifiedGenesisVertex, nextLedgerHeader);
    var proposerElection = new WeightedRotatingLeaders(nextValidatorSet);
    var bftConfiguration = new BFTConfiguration(proposerElection, nextValidatorSet, VerifiedVertexStoreState.create(HighQC.from(genesisQC), verifiedGenesisVertex, Optional.empty(), hasher));
    LedgerProof proof = mock(LedgerProof.class);
    when(proof.getEpoch()).thenReturn(header.getEpoch() + 1);
    var epochChange = new EpochChange(proof, bftConfiguration);
    var ledgerUpdate = new LedgerUpdate(mock(VerifiedTxnsAndProof.class), ImmutableClassToInstanceMap.of(EpochChange.class, epochChange));
    // Act
    epochManager.epochsLedgerUpdateEventProcessor().process(ledgerUpdate);
    // Assert
    verify(proposalDispatcher, never()).dispatch(any(Iterable.class), argThat(p -> p.getEpoch() == epochChange.getEpoch()));
    verify(voteDispatcher, never()).dispatch(any(BFTNode.class), any());
}

Example 3 with LedgerHeader

use of com.radixdlt.consensus.LedgerHeader in project radixdlt by radixdlt.

the class StateComputerLedgerTest method should_do_nothing_if_committing_lower_state_version.

@Test
public void should_do_nothing_if_committing_lower_state_version() {
    // Arrange
    genesisIsEndOfEpoch(false);
    when(stateComputer.prepare(any(), any(), anyLong())).thenReturn(new StateComputerResult(ImmutableList.of(successfulNextCommand), ImmutableMap.of()));
    final AccumulatorState accumulatorState = new AccumulatorState(genesisStateVersion - 1, HashUtils.zero256());
    final LedgerHeader ledgerHeader = LedgerHeader.create(genesisEpoch, View.of(2), accumulatorState, 1234);
    final LedgerProof header = new LedgerProof(HashUtils.random256(), ledgerHeader, new TimestampedECDSASignatures());
    var verified = VerifiedTxnsAndProof.create(List.of(nextTxn), header);
    // Act
    sut.syncEventProcessor().process(verified);
    // Assert
    verify(stateComputer, never()).commit(any(), any());
    verify(mempool, never()).committed(any());
}

Example 4 with LedgerHeader

use of com.radixdlt.consensus.LedgerHeader in project radixdlt by radixdlt.

the class GetVerticesErrorResponseMessageSerializeTest method get.

private static GetVerticesErrorResponseMessage get() {
    var accumulatorState = new AccumulatorState(0, HashUtils.zero256());
    LedgerHeader ledgerHeader = LedgerHeaderMock.get();
    VerifiedVertex verifiedVertex = new VerifiedVertex(UnverifiedVertex.createGenesis(ledgerHeader), HashUtils.zero256());
    QuorumCertificate qc = QuorumCertificate.ofGenesis(verifiedVertex, ledgerHeader);
    HighQC highQC = HighQC.from(qc, qc, Optional.empty());
    final var request = new GetVerticesRequestMessage(HashUtils.random256(), 3);
    return new GetVerticesErrorResponseMessage(highQC, request);
}

Example 5 with LedgerHeader

use of com.radixdlt.consensus.LedgerHeader in project radixdlt by radixdlt.

the class UnverifiedVertexSerializeTest method get.

private static UnverifiedVertex get() {
    View view = View.of(1234567891L);
    LedgerHeader ledgerHeader = LedgerHeaderMock.get();
    BFTHeader header = new BFTHeader(view, HashUtils.random256(), 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 });
    return UnverifiedVertex.create(qc, view, List.of(txn), BFTNode.random());
}