Examples with EventConsensus org.aion.evtmgr.impl.evt.EventConsensus used on opensource projects

Example 6 with EventConsensus

use of org.aion.evtmgr.impl.evt.EventConsensus in project aion by aionnetwork.

the class EquihashMiner method mine.

/**
 * Keeps mining until the thread is interrupted
 */
private void mine() {
    MiningBlock block;
    byte[] nonce;
    while (!Thread.currentThread().isInterrupted()) {
        if ((block = miningBlock) == null) {
            try {
                Thread.sleep(10000);
            } catch (InterruptedException e) {
                break;
            }
        } else {
            // A new array must be created each loop
            // If reference is reused the array contents may be changed
            // before block sealed causing validation to fail
            nonce = new byte[32];
            ThreadLocalRandom.current().nextBytes(nonce);
            AionPowSolution solution = miner.mine(block, nonce);
            if (solution != null) {
                IEvent ev = new EventConsensus(EventConsensus.CALLBACK.ON_SOLUTION);
                ev.setFuncArgs(Collections.singletonList(solution));
                evtMgr.newEvent(ev);
            }
        }
    }
}

Example 7 with EventConsensus

use of org.aion.evtmgr.impl.evt.EventConsensus in project aion by aionnetwork.

the class AionPoW method createNewBlockTemplate.

/**
 * Creates a new block template.
 */
private synchronized void createNewBlockTemplate() {
    if (!shutDown.get()) {
        // it be used in DDOS?
        if (this.syncMgr.getNetworkBestBlockNumber() - blockchain.getBestBlock().getNumber() > syncLimit) {
            return;
        }
        Block bestBlock = blockchain.getBlockByNumber(blockchain.getBestBlock().getNumber());
        if (blockchain.isUnityForkEnabledAtNextBlock() && bestBlock.getHeader().getSealType() == Seal.PROOF_OF_WORK) {
            return;
        } else {
            LOG.debug("Internal miner creating a new mining block template");
            List<AionTransaction> txs = pendingState.getPendingTransactions();
            MiningBlock newBlock;
            try {
                newBlock = blockchain.createNewMiningBlock(bestBlock, txs, false);
            } catch (Exception e) {
                LOG.error("Create new block failed!", e);
                return;
            }
            if (newBlock == null) {
                return;
            }
            EventConsensus ev = new EventConsensus(EventConsensus.CALLBACK.ON_BLOCK_TEMPLATE);
            ev.setFuncArgs(Collections.singletonList(newBlock));
            eventMgr.newEvent(ev);
            lastUpdate.set(System.currentTimeMillis());
            latestBlockTemplate = newBlock;
        }
    }
}

Example 8 with EventConsensus

use of org.aion.evtmgr.impl.evt.EventConsensus in project aion by aionnetwork.

the class AionPoW method setupHandler.

/**
 * Sets up the consensus event handler.
 */
private void setupHandler() {
    List<IEvent> events = new ArrayList<>();
    events.add(new EventConsensus(EventConsensus.CALLBACK.ON_BLOCK_TEMPLATE));
    events.add(new EventConsensus(EventConsensus.CALLBACK.ON_SOLUTION));
    eventMgr.registerEvent(events);
}

Example 9 with EventConsensus

use of org.aion.evtmgr.impl.evt.EventConsensus in project aion by aionnetwork.

the class AbstractHandlerTest method testAddEvent.

@Test
public void testAddEvent() {
    AbstractHandler handler = new BlockHandler();
    boolean res = handler.addEvent(new EventDummy());
    assertTrue(res);
    boolean res2 = handler.addEvent(new EventConsensus(EventConsensus.CALLBACK.ON_BLOCK_TEMPLATE));
    assertTrue(res2);
    boolean res3 = handler.addEvent(null);
    assertTrue(res3);
}