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Decouple TrieLogManager and CachedWorldStorageManager #6072

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Oct 25, 2023
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Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,7 @@ public class BonsaiWorldStateProvider implements WorldStateArchive {

private final Blockchain blockchain;

private final CachedWorldStorageManager cachedWorldStorageManager;
private final TrieLogManager trieLogManager;
private final BonsaiWorldState persistedState;
private final BonsaiWorldStateKeyValueStorage worldStateStorage;
Expand Down Expand Up @@ -91,15 +92,12 @@ public BonsaiWorldStateProvider(
final ObservableMetricsSystem metricsSystem,
final BesuContext pluginContext) {

this.cachedWorldStorageManager =
new CachedWorldStorageManager(this, worldStateStorage, metricsSystem);
// TODO: de-dup constructors
this.trieLogManager =
new CachedWorldStorageManager(
this,
blockchain,
worldStateStorage,
metricsSystem,
maxLayersToLoad.orElse(RETAINED_LAYERS),
pluginContext);
new TrieLogManager(
blockchain, worldStateStorage, maxLayersToLoad.orElse(RETAINED_LAYERS), pluginContext);
this.blockchain = blockchain;
this.worldStateStorage = worldStateStorage;
this.cachedMerkleTrieLoader = cachedMerkleTrieLoader;
Expand All @@ -108,16 +106,18 @@ public BonsaiWorldStateProvider(
.getBlockHeader(persistedState.getWorldStateBlockHash())
.ifPresent(
blockHeader ->
this.trieLogManager.addCachedLayer(
this.cachedWorldStorageManager.addCachedLayer(
blockHeader, persistedState.getWorldStateRootHash(), persistedState));
}

@VisibleForTesting
BonsaiWorldStateProvider(
final CachedWorldStorageManager cachedWorldStorageManager,
final TrieLogManager trieLogManager,
final BonsaiWorldStateKeyValueStorage worldStateStorage,
final Blockchain blockchain,
final CachedMerkleTrieLoader cachedMerkleTrieLoader) {
this.cachedWorldStorageManager = cachedWorldStorageManager;
this.trieLogManager = trieLogManager;
this.blockchain = blockchain;
this.worldStateStorage = worldStateStorage;
Expand All @@ -127,13 +127,13 @@ public BonsaiWorldStateProvider(
.getBlockHeader(persistedState.getWorldStateBlockHash())
.ifPresent(
blockHeader ->
this.trieLogManager.addCachedLayer(
this.cachedWorldStorageManager.addCachedLayer(
blockHeader, persistedState.getWorldStateRootHash(), persistedState));
}

@Override
public Optional<WorldState> get(final Hash rootHash, final Hash blockHash) {
return trieLogManager
return cachedWorldStorageManager
.getWorldState(blockHash)
.or(
() -> {
Expand All @@ -148,7 +148,7 @@ public Optional<WorldState> get(final Hash rootHash, final Hash blockHash) {

@Override
public boolean isWorldStateAvailable(final Hash rootHash, final Hash blockHash) {
return trieLogManager.containWorldStateStorage(blockHash)
return cachedWorldStorageManager.containWorldStateStorage(blockHash)
|| persistedState.blockHash().equals(blockHash)
|| worldStateStorage.isWorldStateAvailable(rootHash, blockHash);
}
Expand All @@ -167,10 +167,10 @@ public Optional<MutableWorldState> getMutable(
trieLogManager.getMaxLayersToLoad());
return Optional.empty();
}
return trieLogManager
return cachedWorldStorageManager
.getWorldState(blockHeader.getHash())
.or(() -> trieLogManager.getNearestWorldState(blockHeader))
.or(() -> trieLogManager.getHeadWorldState(blockchain::getBlockHeader))
.or(() -> cachedWorldStorageManager.getNearestWorldState(blockHeader))
.or(() -> cachedWorldStorageManager.getHeadWorldState(blockchain::getBlockHeader))
.flatMap(
bonsaiWorldState ->
rollMutableStateToBlockHash(bonsaiWorldState, blockHeader.getHash()))
Expand Down Expand Up @@ -354,11 +354,15 @@ public TrieLogManager getTrieLogManager() {
return trieLogManager;
}

public CachedWorldStorageManager getCachedWorldStorageManager() {
return cachedWorldStorageManager;
}

@Override
public void resetArchiveStateTo(final BlockHeader blockHeader) {
persistedState.resetWorldStateTo(blockHeader);
this.trieLogManager.reset();
this.trieLogManager.addCachedLayer(
this.cachedWorldStorageManager.reset();
this.cachedWorldStorageManager.addCachedLayer(
blockHeader, persistedState.getWorldStateRootHash(), persistedState);
}

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -20,17 +20,9 @@
import org.hyperledger.besu.ethereum.bonsai.storage.BonsaiWorldStateKeyValueStorage;
import org.hyperledger.besu.ethereum.bonsai.storage.BonsaiWorldStateKeyValueStorage.BonsaiStorageSubscriber;
import org.hyperledger.besu.ethereum.bonsai.storage.BonsaiWorldStateLayerStorage;
import org.hyperledger.besu.ethereum.bonsai.trielog.AbstractTrieLogManager;
import org.hyperledger.besu.ethereum.bonsai.trielog.TrieLogFactoryImpl;
import org.hyperledger.besu.ethereum.bonsai.worldview.BonsaiWorldState;
import org.hyperledger.besu.ethereum.chain.Blockchain;
import org.hyperledger.besu.ethereum.core.BlockHeader;
import org.hyperledger.besu.metrics.ObservableMetricsSystem;
import org.hyperledger.besu.plugin.BesuContext;
import org.hyperledger.besu.plugin.services.TrieLogService;
import org.hyperledger.besu.plugin.services.trielogs.TrieLog;
import org.hyperledger.besu.plugin.services.trielogs.TrieLogFactory;
import org.hyperledger.besu.plugin.services.trielogs.TrieLogProvider;

import java.util.ArrayList;
import java.util.Comparator;
Expand All @@ -39,52 +31,39 @@
import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Function;
import java.util.stream.LongStream;
import java.util.stream.Stream;

import com.google.common.annotations.VisibleForTesting;
import org.apache.tuweni.bytes.Bytes32;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class CachedWorldStorageManager extends AbstractTrieLogManager
implements BonsaiStorageSubscriber {
public class CachedWorldStorageManager implements BonsaiStorageSubscriber {
public static final long RETAINED_LAYERS = 512; // at least 256 + typical rollbacks
private static final Logger LOG = LoggerFactory.getLogger(CachedWorldStorageManager.class);
private final BonsaiWorldStateProvider archive;
private final ObservableMetricsSystem metricsSystem;

CachedWorldStorageManager(
private final BonsaiWorldStateKeyValueStorage rootWorldStateStorage;
private final Map<Bytes32, CachedBonsaiWorldView> cachedWorldStatesByHash;

private CachedWorldStorageManager(
final BonsaiWorldStateProvider archive,
final Blockchain blockchain,
final BonsaiWorldStateKeyValueStorage worldStateStorage,
final long maxLayersToLoad,
final Map<Bytes32, CachedBonsaiWorldView> cachedWorldStatesByHash,
final BesuContext pluginContext,
final ObservableMetricsSystem metricsSystem) {
super(blockchain, worldStateStorage, maxLayersToLoad, cachedWorldStatesByHash, pluginContext);
worldStateStorage.subscribe(this);
this.rootWorldStateStorage = worldStateStorage;
this.cachedWorldStatesByHash = cachedWorldStatesByHash;
this.archive = archive;
this.metricsSystem = metricsSystem;
}

public CachedWorldStorageManager(
final BonsaiWorldStateProvider archive,
final Blockchain blockchain,
final BonsaiWorldStateKeyValueStorage worldStateStorage,
final ObservableMetricsSystem metricsSystem,
final long maxLayersToLoad,
final BesuContext pluginContext) {
this(
archive,
blockchain,
worldStateStorage,
maxLayersToLoad,
new ConcurrentHashMap<>(),
pluginContext,
metricsSystem);
final ObservableMetricsSystem metricsSystem) {
this(archive, worldStateStorage, new ConcurrentHashMap<>(), metricsSystem);
}

@Override
public synchronized void addCachedLayer(
final BlockHeader blockHeader,
final Hash worldStateRootHash,
Expand Down Expand Up @@ -132,7 +111,20 @@ public synchronized void addCachedLayer(
scrubCachedLayers(blockHeader.getNumber());
}

@Override
private synchronized void scrubCachedLayers(final long newMaxHeight) {
if (cachedWorldStatesByHash.size() > RETAINED_LAYERS) {
final long waterline = newMaxHeight - RETAINED_LAYERS;
cachedWorldStatesByHash.values().stream()
.filter(layer -> layer.getBlockNumber() < waterline)
.toList()
.forEach(
layer -> {
cachedWorldStatesByHash.remove(layer.getBlockHash());
layer.close();
});
}
}

public Optional<BonsaiWorldState> getWorldState(final Hash blockHash) {
if (cachedWorldStatesByHash.containsKey(blockHash)) {
// return a new worldstate using worldstate storage and an isolated copy of the updater
Expand All @@ -150,7 +142,6 @@ public Optional<BonsaiWorldState> getWorldState(final Hash blockHash) {
return Optional.empty();
}

@Override
public Optional<BonsaiWorldState> getNearestWorldState(final BlockHeader blockHeader) {
LOG.atDebug()
.setMessage("getting nearest worldstate for {}")
Expand Down Expand Up @@ -183,7 +174,6 @@ public Optional<BonsaiWorldState> getNearestWorldState(final BlockHeader blockHe
archive, new BonsaiWorldStateLayerStorage(storage)));
}

@Override
public Optional<BonsaiWorldState> getHeadWorldState(
final Function<Hash, Optional<BlockHeader>> hashBlockHeaderFunction) {

Expand All @@ -203,7 +193,10 @@ public Optional<BonsaiWorldState> getHeadWorldState(
});
}

@Override
public boolean containWorldStateStorage(final Hash blockHash) {
return cachedWorldStatesByHash.containsKey(blockHash);
}

public void reset() {
this.cachedWorldStatesByHash.clear();
}
Expand All @@ -227,76 +220,4 @@ public void onClearTrieLog() {
public void onCloseStorage() {
this.cachedWorldStatesByHash.clear();
}

@VisibleForTesting
@Override
protected TrieLogFactory setupTrieLogFactory(final BesuContext pluginContext) {
// if we have a TrieLogService from pluginContext, use it.
var trieLogServicez =
Optional.ofNullable(pluginContext)
.flatMap(context -> context.getService(TrieLogService.class));

if (trieLogServicez.isPresent()) {
var trieLogService = trieLogServicez.get();
// push the TrieLogProvider into the TrieLogService
trieLogService.configureTrieLogProvider(getTrieLogProvider());

// configure plugin observers:
trieLogService.getObservers().forEach(trieLogObservers::subscribe);

// return the TrieLogFactory implementation from the TrieLogService
return trieLogService.getTrieLogFactory();
} else {
// Otherwise default to TrieLogFactoryImpl
return new TrieLogFactoryImpl();
}
}

@VisibleForTesting
TrieLogProvider getTrieLogProvider() {
return new TrieLogProvider() {
@Override
public Optional<TrieLog> getTrieLogLayer(final Hash blockHash) {
return CachedWorldStorageManager.this.getTrieLogLayer(blockHash);
}

@Override
public Optional<TrieLog> getTrieLogLayer(final long blockNumber) {
return CachedWorldStorageManager.this
.blockchain
.getBlockHeader(blockNumber)
.map(BlockHeader::getHash)
.flatMap(CachedWorldStorageManager.this::getTrieLogLayer);
}

@Override
public List<TrieLogRangeTuple> getTrieLogsByRange(
final long fromBlockNumber, final long toBlockNumber) {
return rangeAsStream(fromBlockNumber, toBlockNumber)
.map(blockchain::getBlockHeader)
.map(
headerOpt ->
headerOpt.flatMap(
header ->
CachedWorldStorageManager.this
.getTrieLogLayer(header.getBlockHash())
.map(
layer ->
new TrieLogRangeTuple(
header.getBlockHash(), header.getNumber(), layer))))
.filter(Optional::isPresent)
.map(Optional::get)
.toList();
}

Stream<Long> rangeAsStream(final long fromBlockNumber, final long toBlockNumber) {
if (Math.abs(toBlockNumber - fromBlockNumber) > LOG_RANGE_LIMIT) {
throw new IllegalArgumentException("Requested Range too large");
}
long left = Math.min(fromBlockNumber, toBlockNumber);
long right = Math.max(fromBlockNumber, toBlockNumber);
return LongStream.range(left, right).boxed();
}
};
}
}
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