Examples with RetryingGetBlockFromPeersTask org.hyperledger.besu.ethereum.eth.manager.task.RetryingGetBlockFromPeersTask used on opensource projects

Example 1 with RetryingGetBlockFromPeersTask

use of org.hyperledger.besu.ethereum.eth.manager.task.RetryingGetBlockFromPeersTask in project besu by hyperledger.

the class BlockPropagationManager method getBlockFromPeers.

private CompletableFuture<Block> getBlockFromPeers(final Optional<EthPeer> preferredPeer, final long blockNumber, final Optional<Hash> blockHash) {
    final RetryingGetBlockFromPeersTask getBlockTask = RetryingGetBlockFromPeersTask.create(protocolContext, protocolSchedule, ethContext, metricsSystem, ethContext.getEthPeers().getMaxPeers(), blockHash, blockNumber);
    preferredPeer.ifPresent(getBlockTask::assignPeer);
    return ethContext.getScheduler().scheduleSyncWorkerTask(getBlockTask::run).thenCompose(r -> importOrSavePendingBlock(r.getResult(), r.getPeer().nodeId())).whenComplete((r, t) -> {
        requestedNonAnnouncedBlocks.remove(blockNumber);
        blockHash.ifPresentOrElse(requestedBlocks::remove, () -> {
            if (r != null) {
                // in case we successfully retrieved only by block number, when can remove
                // the request by hash too
                requestedBlocks.remove(r.getHash());
            }
        });
    });
}