Examples with Key com.hederahashgraph.api.proto.java.Key used on opensource projects

Example 16 with Key

use of com.hederahashgraph.api.proto.java.Key in project hedera-services by hashgraph.

the class JKeyUtils method genSampleComplexKey.

/**
 * Generates a complex key of given depth with a mix of basic key, threshold key and key list.
 *
 * @param depth
 * 		of the generated key
 * @return generated key
 */
public static Key genSampleComplexKey(final int depth, final Map<String, PrivateKey> pubKey2privKeyMap) {
    Key rv;
    final int numKeys = 3;
    final int threshold = 2;
    if (depth == 1) {
        rv = genSingleEd25519Key(pubKey2privKeyMap);
        // verify the size
        final int size = computeNumOfExpandedKeys(rv, 1, new AtomicCounter());
        assertEquals(1, size);
    } else if (depth == 2) {
        final List<Key> keys = new ArrayList<>();
        keys.add(genSingleEd25519Key(pubKey2privKeyMap));
        keys.add(genSingleECDSASecp256k1Key(pubKey2privKeyMap));
        keys.add(genThresholdKeyInstance(numKeys, threshold, pubKey2privKeyMap));
        keys.add(genKeyListInstance(numKeys, pubKey2privKeyMap));
        rv = genKeyList(keys);
        // verify the size
        final int size = computeNumOfExpandedKeys(rv, 1, new AtomicCounter());
        assertEquals(2 + numKeys * 2, size);
    } else {
        throw new NotImplementedException("Not implemented yet.");
    }
    return rv;
}

Example 17 with Key

use of com.hederahashgraph.api.proto.java.Key in project hedera-services by hashgraph.

the class JKeyListTest method invalidJKeyListTest.

@Test
void invalidJKeyListTest() throws Exception {
    Key validED25519Key = Key.newBuilder().setEd25519(TxnUtils.randomUtf8ByteString(JEd25519Key.ED25519_BYTE_LENGTH)).build();
    Key invalidECDSAsecp256k1Key = randomInvalidECDSASecp256K1Key();
    KeyList invalidKeyList1 = KeyList.newBuilder().build();
    Key invalidKey1 = Key.newBuilder().setKeyList(invalidKeyList1).build();
    KeyList invalidKeyList2 = KeyList.newBuilder().addKeys(validED25519Key).addKeys(invalidKey1).build();
    Key invalidKey2 = Key.newBuilder().setKeyList(invalidKeyList2).build();
    KeyList invalidKeyList3 = KeyList.newBuilder().addKeys(validED25519Key).addKeys(invalidKey2).build();
    Key invalidKey3 = Key.newBuilder().setKeyList(invalidKeyList3).build();
    KeyList invalidKeyList4 = KeyList.newBuilder().addKeys(invalidECDSAsecp256k1Key).addKeys(invalidKey3).build();
    Key invalidKey4 = Key.newBuilder().setKeyList(invalidKeyList4).build();
    JKey jKeyList1 = JKey.convertKey(invalidKey1, 1);
    assertFalse(jKeyList1.isValid());
    JKey jKeyList2 = JKey.convertKey(invalidKey2, 1);
    assertFalse(jKeyList2.isValid());
    JKey jKeyList3 = JKey.convertKey(invalidKey3, 1);
    assertFalse(jKeyList3.isValid());
    JKey jKeyList4 = JKey.convertKey(invalidKey4, 1);
    assertFalse(jKeyList4.isValid());
}

Example 18 with Key

use of com.hederahashgraph.api.proto.java.Key in project hedera-services by hashgraph.

the class JKeyListTest method validJKeyListTest.

@Test
void validJKeyListTest() throws Exception {
    Key validED25519Key = Key.newBuilder().setEd25519(TxnUtils.randomUtf8ByteString(JEd25519Key.ED25519_BYTE_LENGTH)).build();
    Key validECDSAsecp256k1Key = randomValidECDSASecp256K1Key();
    Key validECDSA384Key = Key.newBuilder().setECDSA384(TxnUtils.randomUtf8ByteString(24)).build();
    KeyList validKeyList1 = KeyList.newBuilder().addKeys(validECDSA384Key).addKeys(validED25519Key).build();
    Key validKey1 = Key.newBuilder().setKeyList(validKeyList1).build();
    KeyList validKeyList2 = KeyList.newBuilder().addKeys(validED25519Key).addKeys(validKey1).build();
    Key validKey2 = Key.newBuilder().setKeyList(validKeyList2).build();
    KeyList validKeyList3 = KeyList.newBuilder().addKeys(validED25519Key).addKeys(validKey2).build();
    Key validKey3 = Key.newBuilder().setKeyList(validKeyList3).build();
    KeyList validKeyList4 = KeyList.newBuilder().addKeys(validECDSAsecp256k1Key).addKeys(validKey3).build();
    Key validKey4 = Key.newBuilder().setKeyList(validKeyList4).build();
    JKey jKeyList1 = JKey.convertKey(validKey1, 1);
    assertTrue(jKeyList1.isValid());
    JKey jKeyList2 = JKey.convertKey(validKey2, 1);
    assertTrue(jKeyList2.isValid());
    JKey jKeyList3 = JKey.convertKey(validKey3, 1);
    assertTrue(jKeyList3.isValid());
    JKey jKeyList4 = JKey.convertKey(validKey4, 1);
    assertTrue(jKeyList4.isValid());
}

Example 19 with Key

use of com.hederahashgraph.api.proto.java.Key in project hedera-services by hashgraph.

the class HapiSpecOperation method finalizedTxn.

protected Transaction finalizedTxn(HapiApiSpec spec, Consumer<TransactionBody.Builder> opDef, boolean forCost) throws Throwable {
    if ((forCost && useDefaultTxnAsCostAnswerPayment) || (!forCost && useDefaultTxnAsAnswerOnlyPayment)) {
        return Transaction.getDefaultInstance();
    }
    Transaction txn;
    Consumer<TransactionBody.Builder> minDef = bodyDef(spec);
    if (usdFee.isPresent()) {
        double centsFee = usdFee.getAsDouble() * 100.0;
        double tinybarFee = centsFee / spec.ratesProvider().rates().getCentEquiv() * spec.ratesProvider().rates().getHbarEquiv() * HapiApiSuite.ONE_HBAR;
        fee = Optional.of((long) tinybarFee);
    }
    Consumer<TransactionBody.Builder> netDef = fee.map(amount -> minDef.andThen(b -> b.setTransactionFee(amount))).orElse(minDef).andThen(opDef);
    setKeyControlOverrides(spec);
    List<Key> keys = signersToUseFor(spec);
    Transaction.Builder builder = spec.txns().getReadyToSign(netDef);
    Transaction provisional = getSigned(spec, builder, keys);
    if (fee.isPresent()) {
        txn = provisional;
    } else {
        Key payerKey = spec.registry().getKey(payer.orElse(spec.setup().defaultPayerName()));
        int numPayerKeys = hardcodedNumPayerKeys.orElse(spec.keys().controlledKeyCount(payerKey, overrides));
        long customFee = feeFor(spec, provisional, numPayerKeys);
        netDef = netDef.andThen(b -> b.setTransactionFee(customFee));
        txn = getSigned(spec, spec.txns().getReadyToSign(netDef), keys);
    }
    return finalizedTxnFromTxnWithBodyBytesAndSigMap(txn);
}

Example 20 with Key

use of com.hederahashgraph.api.proto.java.Key in project hedera-services by hashgraph.

the class OverlappingKeyGenerator method genEd25519AndUpdateMap.

@Override
public Key genEd25519AndUpdateMap(Map<String, PrivateKey> mutablePkMap) {
    Key key = precomputed.get(nextKey);
    nextKey = (nextKey + 1) % precomputed.size();
    String hexPubKey = CommonUtils.hex(key.getEd25519().toByteArray());
    mutablePkMap.put(hexPubKey, pkMap.get(hexPubKey));
    return key;
}