Examples with UInt256 com.radixdlt.utils.UInt256 used on opensource projects

Example 6 with UInt256

use of com.radixdlt.utils.UInt256 in project radixdlt by radixdlt.

the class WeightedRotatingLeadersTest method setUp.

private void setUp(int validatorSetSize, int sizeOfCache) {
    this.validatorsInOrder = Stream.generate(() -> ECKeyPair.generateNew().getPublicKey()).limit(validatorSetSize).map(BFTNode::create).map(node -> BFTValidator.from(node, UInt256.ONE)).sorted(Comparator.comparing(v -> v.getNode().getKey(), KeyComparator.instance().reversed())).collect(ImmutableList.toImmutableList());
    BFTValidatorSet validatorSet = BFTValidatorSet.from(validatorsInOrder);
    this.weightedRotatingLeaders = new WeightedRotatingLeaders(validatorSet, sizeOfCache);
    this.weightedRotatingLeaders2 = new WeightedRotatingLeaders(validatorSet, sizeOfCache);
}

Example 7 with UInt256

use of com.radixdlt.utils.UInt256 in project radixdlt by radixdlt.

the class REParser method parse.

public ParsedTxn parse(Txn txn) throws TxnParseException {
    UInt256 feePaid = null;
    ECDSASignature sig = null;
    int sigPosition = 0;
    var parserState = new ParserState(txn);
    var buf = ByteBuffer.wrap(txn.getPayload());
    while (buf.hasRemaining()) {
        if (sig != null) {
            throw new TxnParseException(parserState, "Signature must be last");
        }
        var curPos = buf.position();
        parserState.pos(curPos);
        final var inst = readInstruction(parserState, buf);
        parserState.nextInstruction(inst);
        if (inst.isStateUpdate()) {
            parserState.substateUpdate(inst.getMicroOp().getOp());
        } else if (inst.getMicroOp().getOp() == REOp.READ || inst.getMicroOp().getOp() == REOp.READINDEX) {
            parserState.read();
        } else if (inst.getMicroOp() == REInstruction.REMicroOp.HEADER) {
            parserState.header(inst.getData());
        } else if (inst.getMicroOp() == REInstruction.REMicroOp.SYSCALL) {
            try {
                var callData = inst.<CallData>getData();
                byte id = callData.get(0);
                var syscall = Syscall.of(id).orElseThrow(() -> new TxnParseException(parserState, "Invalid call data type: " + id));
                switch(syscall) {
                    case FEE_RESERVE_PUT:
                        if (feePaid != null) {
                            throw new TxnParseException(parserState, "Should only pay fees once.");
                        }
                        feePaid = callData.getUInt256(1);
                        break;
                    case FEE_RESERVE_TAKE:
                        if (feePaid == null) {
                            throw new TxnParseException(parserState, "No fees paid");
                        }
                        var takeAmount = callData.getUInt256(1);
                        if (takeAmount.compareTo(feePaid) > 0) {
                            throw new TxnParseException(parserState, "Trying to take more fees than paid");
                        }
                        feePaid = feePaid.subtract(takeAmount);
                        break;
                    case READDR_CLAIM:
                        break;
                    // TODO: Along with FeeConstraintScrypt.java
                    default:
                        throw new TxnParseException(parserState, "Invalid call data type: " + id);
                }
            } catch (CallDataAccessException | TrailingBytesException e) {
                throw new TxnParseException(parserState, e);
            }
        } else if (inst.getMicroOp() == REInstruction.REMicroOp.MSG) {
            parserState.msg(inst.getData());
        } else if (inst.getMicroOp() == REInstruction.REMicroOp.END) {
            parserState.end();
        } else if (inst.getMicroOp() == REInstruction.REMicroOp.SIG) {
            sigPosition = curPos;
            sig = inst.getData();
        } else {
            throw new TxnParseException(parserState, "Unknown CM Op " + inst.getMicroOp());
        }
    }
    parserState.finish();
    return new ParsedTxn(txn, feePaid, parserState.instructions, parserState.msg, sig == null ? null : Pair.of(calculatePayloadHash(txn, sigPosition), sig), parserState.disableResourceAllocAndDestroy);
}

Example 8 with UInt256

use of com.radixdlt.utils.UInt256 in project radixdlt by radixdlt.

the class RadixEngineStateComputerTest method getExternalModule.

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

        @Override
        public void configure() {
            var validatorSet = BFTValidatorSet.from(registeredNodes.stream().map(ECKeyPair::getPublicKey).map(BFTNode::create).map(n -> BFTValidator.from(n, UInt256.ONE)));
            bind(ProposerElection.class).toInstance(new WeightedRotatingLeaders(validatorSet));
            bind(Serialization.class).toInstance(serialization);
            bind(Hasher.class).toInstance(Sha256Hasher.withDefaultSerialization());
            bind(new TypeLiteral<EngineStore<LedgerAndBFTProof>>() {
            }).toInstance(engineStore);
            bind(PersistentVertexStore.class).toInstance(mock(PersistentVertexStore.class));
            install(MempoolConfig.asModule(10, 10));
            install(new MainnetForksModule());
            install(new RadixEngineForksLatestOnlyModule());
            install(new ForksModule());
            // HACK
            bind(CommittedReader.class).toInstance(new NoOpCommittedReader());
            bind(ForksEpochStore.class).toInstance(new NoOpForksEpochStore());
            bind(LedgerAccumulator.class).to(SimpleLedgerAccumulatorAndVerifier.class);
            bind(new TypeLiteral<EventDispatcher<MempoolAddSuccess>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<InvalidProposedTxn>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<TxnsRemovedFromMempool>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<REOutput>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<MempoolRelayTrigger>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(new TypeLiteral<EventDispatcher<LedgerUpdate>>() {
            }).toInstance(TypedMocks.rmock(EventDispatcher.class));
            bind(SystemCounters.class).to(SystemCountersImpl.class);
        }
    };
}

Example 9 with UInt256

use of com.radixdlt.utils.UInt256 in project radixdlt by radixdlt.

the class MempoolTransactionHandlerTest method buildSignedTxn.

private Txn buildSignedTxn(REAddr from, REAddr to) throws Exception {
    final UInt256 toTransfer = getLiquidAmount().toSubunits().subtract(Amount.ofTokens(1).toSubunits());
    var entityOperationGroups = List.of(List.of(EntityOperation.from(new AccountVaultEntity(from), ResourceOperation.withdraw(new TokenResource("xrd", REAddr.ofNativeToken()), toTransfer)), EntityOperation.from(new AccountVaultEntity(to), ResourceOperation.deposit(new TokenResource("xrd", REAddr.ofNativeToken()), toTransfer))));
    var operationTxBuilder = new OperationTxBuilder(null, entityOperationGroups, currentForkView);
    var builder = radixEngine.constructWithFees(operationTxBuilder, false, from, NotEnoughNativeTokensForFeesException::new);
    return builder.signAndBuild(hashSigner::sign);
}

Example 10 with UInt256

use of com.radixdlt.utils.UInt256 in project radixdlt by radixdlt.

the class ConstructionFinalizeTest method buildUnsignedTransferTxn.

private UnsignedTxnData buildUnsignedTransferTxn(REAddr from, REAddr to) throws Exception {
    final UInt256 toTransfer = getLiquidAmount().toSubunits().subtract(Amount.ofTokens(1).toSubunits());
    var entityOperationGroups = List.of(List.of(EntityOperation.from(new AccountVaultEntity(from), ResourceOperation.withdraw(new TokenResource("xrd", REAddr.ofNativeToken()), toTransfer)), EntityOperation.from(new AccountVaultEntity(to), ResourceOperation.deposit(new TokenResource("xrd", REAddr.ofNativeToken()), toTransfer))));
    var operationTxBuilder = new OperationTxBuilder(null, entityOperationGroups, currentForkView);
    var builder = radixEngine.constructWithFees(operationTxBuilder, false, from, NotEnoughNativeTokensForFeesException::new);
    return builder.buildForExternalSign();
}