Examples with Eth1EventsChannel tech.pegasys.teku.pow.api.Eth1EventsChannel used on opensource projects

Example 1 with Eth1EventsChannel

use of tech.pegasys.teku.pow.api.Eth1EventsChannel in project teku by ConsenSys.

the class DepositProcessingController method fetchLatestDepositsOneBlockAtATime.

private synchronized void fetchLatestDepositsOneBlockAtATime() {
    final BigInteger nextBlockNumber;
    synchronized (DepositProcessingController.this) {
        if (isActiveOrAlreadyQueriedLatestCanonicalBlock()) {
            return;
        }
        active = true;
        nextBlockNumber = latestSuccessfullyQueriedBlock.add(BigInteger.ONE);
    }
    depositFetcher.fetchDepositsInRange(nextBlockNumber, nextBlockNumber).thenCompose(__ -> eth1Provider.getGuaranteedEth1Block(UInt64.valueOf(nextBlockNumber))).thenAccept(block -> {
        final BigInteger blockNumber = block.getNumber();
        LOG.trace("Successfully fetched block {} for min genesis checking", blockNumber);
        if (MinimumGenesisTimeBlockFinder.compareBlockTimestampToMinGenesisTime(config, block) >= 0) {
            notifyMinGenesisTimeBlockReached(eth1EventsChannel, block);
            isBlockByBlockModeOn = false;
            LOG.debug("Minimum genesis time block reached, switching back to fetching deposits by range");
        } else {
            LOG.trace("Seconds until min genesis block {}", config.getMinGenesisTime().minus(calculateCandidateGenesisTimestamp(config, block.getTimestamp())));
        }
    }).finish(__ -> onSubscriptionDepositRequestSuccessful(nextBlockNumber), (err) -> onSubscriptionDepositRequestFailed(err, nextBlockNumber));
}