Transaction simulation service

Signed-off-by: Fabio Di Fabio <fabio.difabio@consensys.net>

CHANGELOG.md

@@ -21,6 +21,7 @@
 - Add blob transaction support to `eth_call` [#6661](https://github.com/hyperledger/besu/pull/6661)
 - Add blobs to `eth_feeHistory` [#6679](https://github.com/hyperledger/besu/pull/6679)
 - Refactor and extend `TransactionPoolValidatorService` [#6636](https://github.com/hyperledger/besu/pull/6636)
+- Introduce `TransactionSimulationService` [#6686](https://github.com/hyperledger/besu/pull/6686)
 
 ### Bug fixes
 

acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/node/BesuNode.java

@@ -436,6 +436,7 @@ public NodeRequests nodeRequests() {
 
       nodeRequests =
           new NodeRequests(
+              web3jService,
               new JsonRpc2_0Web3j(web3jService, 2000, Async.defaultExecutorService()),
               new CliqueRequestFactory(web3jService),
               new BftRequestFactory(web3jService, bftType),

acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/node/ThreadBesuNodeRunner.java

@@ -28,6 +28,7 @@
 import org.hyperledger.besu.cryptoservices.KeyPairSecurityModule;
 import org.hyperledger.besu.cryptoservices.NodeKey;
 import org.hyperledger.besu.ethereum.GasLimitCalculator;
+import org.hyperledger.besu.ethereum.api.ApiConfiguration;
 import org.hyperledger.besu.ethereum.api.graphql.GraphQLConfiguration;
 import org.hyperledger.besu.ethereum.core.ImmutableMiningParameters;
 import org.hyperledger.besu.ethereum.eth.EthProtocolConfiguration;
@@ -37,30 +38,35 @@
 import org.hyperledger.besu.ethereum.p2p.peers.EnodeURLImpl;
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueStorageProvider;
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueStorageProviderBuilder;
+import org.hyperledger.besu.ethereum.transaction.TransactionSimulator;
 import org.hyperledger.besu.ethereum.worldstate.DataStorageConfiguration;
 import org.hyperledger.besu.evm.internal.EvmConfiguration;
 import org.hyperledger.besu.metrics.MetricsSystemFactory;
 import org.hyperledger.besu.metrics.ObservableMetricsSystem;
 import org.hyperledger.besu.plugin.data.EnodeURL;
 import org.hyperledger.besu.plugin.services.BesuConfiguration;
 import org.hyperledger.besu.plugin.services.BesuEvents;
+import org.hyperledger.besu.plugin.services.BlockchainService;
 import org.hyperledger.besu.plugin.services.PicoCLIOptions;
 import org.hyperledger.besu.plugin.services.RpcEndpointService;
 import org.hyperledger.besu.plugin.services.SecurityModuleService;
 import org.hyperledger.besu.plugin.services.StorageService;
 import org.hyperledger.besu.plugin.services.TransactionPoolValidatorService;
 import org.hyperledger.besu.plugin.services.TransactionSelectionService;
+import org.hyperledger.besu.plugin.services.TransactionSimulationService;
 import org.hyperledger.besu.plugin.services.storage.rocksdb.RocksDBPlugin;
 import org.hyperledger.besu.services.BesuConfigurationImpl;
 import org.hyperledger.besu.services.BesuEventsImpl;
 import org.hyperledger.besu.services.BesuPluginContextImpl;
+import org.hyperledger.besu.services.BlockchainServiceImpl;
 import org.hyperledger.besu.services.PermissioningServiceImpl;
 import org.hyperledger.besu.services.PicoCLIOptionsImpl;
 import org.hyperledger.besu.services.RpcEndpointServiceImpl;
 import org.hyperledger.besu.services.SecurityModuleServiceImpl;
 import org.hyperledger.besu.services.StorageServiceImpl;
 import org.hyperledger.besu.services.TransactionPoolValidatorServiceImpl;
 import org.hyperledger.besu.services.TransactionSelectionServiceImpl;
+import org.hyperledger.besu.services.TransactionSimulationServiceImpl;
 
 import java.io.File;
 import java.nio.file.Path;
@@ -92,18 +98,27 @@ private BesuPluginContextImpl buildPluginContext(
       final BesuNode node,
       final StorageServiceImpl storageService,
       final SecurityModuleServiceImpl securityModuleService,
+      final TransactionSimulationServiceImpl transactionSimulationServiceImpl,
       final TransactionSelectionServiceImpl transactionSelectionServiceImpl,
+      final TransactionPoolValidatorServiceImpl transactionPoolValidatorServiceImpl,
+      final BlockchainServiceImpl blockchainServiceImpl,
+      final RpcEndpointServiceImpl rpcEndpointServiceImpl,
       final BesuConfiguration commonPluginConfiguration) {
     final CommandLine commandLine = new CommandLine(CommandSpec.create());
     final BesuPluginContextImpl besuPluginContext = new BesuPluginContextImpl();
     besuPluginContext.addService(StorageService.class, storageService);
     besuPluginContext.addService(SecurityModuleService.class, securityModuleService);
     besuPluginContext.addService(PicoCLIOptions.class, new PicoCLIOptionsImpl(commandLine));
-    besuPluginContext.addService(RpcEndpointService.class, new RpcEndpointServiceImpl());
+    besuPluginContext.addService(RpcEndpointService.class, rpcEndpointServiceImpl);
     besuPluginContext.addService(
         TransactionSelectionService.class, transactionSelectionServiceImpl);
     besuPluginContext.addService(
-        TransactionPoolValidatorService.class, new TransactionPoolValidatorServiceImpl());
+        TransactionPoolValidatorService.class, transactionPoolValidatorServiceImpl);
+    besuPluginContext.addService(
+        TransactionSimulationService.class, transactionSimulationServiceImpl);
+    besuPluginContext.addService(BlockchainService.class, blockchainServiceImpl);
+    besuPluginContext.addService(BesuConfiguration.class, commonPluginConfiguration);
+
     final Path pluginsPath;
     final String pluginDir = System.getProperty("besu.plugins.dir");
     if (pluginDir == null || pluginDir.isEmpty()) {
@@ -120,9 +135,6 @@ private BesuPluginContextImpl buildPluginContext(
     besuPluginContext.registerPlugins(pluginsPath);
 
     commandLine.parseArgs(node.getConfiguration().getExtraCLIOptions().toArray(new String[0]));
-
-    besuPluginContext.addService(BesuConfiguration.class, commonPluginConfiguration);
-
     // register built-in plugins
     new RocksDBPlugin().register(besuPluginContext);
 
@@ -143,8 +155,14 @@ public void startNode(final BesuNode node) {
 
     final StorageServiceImpl storageService = new StorageServiceImpl();
     final SecurityModuleServiceImpl securityModuleService = new SecurityModuleServiceImpl();
+    final TransactionSimulationServiceImpl transactionSimulationServiceImpl =
+        new TransactionSimulationServiceImpl();
     final TransactionSelectionServiceImpl transactionSelectionServiceImpl =
         new TransactionSelectionServiceImpl();
+    final TransactionPoolValidatorServiceImpl transactionPoolValidatorServiceImpl =
+        new TransactionPoolValidatorServiceImpl();
+    final BlockchainServiceImpl blockchainServiceImpl = new BlockchainServiceImpl();
+    final RpcEndpointServiceImpl rpcEndpointServiceImpl = new RpcEndpointServiceImpl();
     final Path dataDir = node.homeDirectory();
     final BesuConfigurationImpl commonPluginConfiguration = new BesuConfigurationImpl();
     final var miningParameters =
@@ -165,7 +183,11 @@ public void startNode(final BesuNode node) {
                     node,
                     storageService,
                     securityModuleService,
+                    transactionSimulationServiceImpl,
                     transactionSelectionServiceImpl,
+                    transactionPoolValidatorServiceImpl,
+                    blockchainServiceImpl,
+                    rpcEndpointServiceImpl,
                     commonPluginConfiguration));
 
     GlobalOpenTelemetry.resetForTest();
@@ -199,6 +221,7 @@ public void startNode(final BesuNode node) {
         ImmutableTransactionPoolConfiguration.builder()
             .from(node.getTransactionPoolConfiguration())
             .strictTransactionReplayProtectionEnabled(node.isStrictTxReplayProtectionEnabled())
+            .transactionPoolValidatorService(transactionPoolValidatorServiceImpl)
             .build();
 
     final int maxPeers = 25;
@@ -232,6 +255,10 @@ public void startNode(final BesuNode node) {
 
     final BesuController besuController = builder.build();
 
+    initTransactionSimulationService(
+        transactionSimulationServiceImpl, besuController, node.getApiConfiguration());
+    initBlockchainService(blockchainServiceImpl, besuController);
+
     final RunnerBuilder runnerBuilder = new RunnerBuilder();
     runnerBuilder.permissioningConfiguration(node.getPermissioningConfiguration());
     runnerBuilder.apiConfiguration(node.getApiConfiguration());
@@ -261,7 +288,7 @@ public void startNode(final BesuNode node) {
         .besuPluginContext(new BesuPluginContextImpl())
         .autoLogBloomCaching(false)
         .storageProvider(storageProvider)
-        .rpcEndpointService(new RpcEndpointServiceImpl());
+        .rpcEndpointService(rpcEndpointServiceImpl);
     node.engineRpcConfiguration().ifPresent(runnerBuilder::engineJsonRpcConfiguration);
 
     final Runner runner = runnerBuilder.build();
@@ -285,6 +312,25 @@ public void startNode(final BesuNode node) {
     MDC.remove("node");
   }
 
+  private void initBlockchainService(
+      final BlockchainServiceImpl blockchainServiceImpl, final BesuController besuController) {
+    blockchainServiceImpl.init(
+        besuController.getProtocolContext(), besuController.getProtocolSchedule());
+  }
+
+  private void initTransactionSimulationService(
+      final TransactionSimulationServiceImpl transactionSimulationService,
+      final BesuController besuController,
+      final ApiConfiguration apiConfiguration) {
+    transactionSimulationService.init(
+        besuController.getProtocolContext().getBlockchain(),
+        new TransactionSimulator(
+            besuController.getProtocolContext().getBlockchain(),
+            besuController.getProtocolContext().getWorldStateArchive(),
+            besuController.getProtocolSchedule(),
+            apiConfiguration.getGasCap()));
+  }
+
   @Override
   public void stopNode(final BesuNode node) {
     final BesuPluginContextImpl pluginContext = besuPluginContextMap.remove(node);

acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/node/configuration/BesuNodeFactory.java

@@ -49,6 +49,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
+import java.util.Set;
 import java.util.function.UnaryOperator;
 
 import io.vertx.core.Vertx;
@@ -376,17 +377,27 @@ public BesuNode createCliqueNode(final String name) throws IOException {
 
   public BesuNode createCliqueNode(final String name, final CliqueOptions cliqueOptions)
       throws IOException {
-    return createCliqueNodeWithExtraCliOptions(name, cliqueOptions, List.of());
+    return createCliqueNodeWithExtraCliOptionsAndRpcApis(name, cliqueOptions, List.of());
   }
 
-  public BesuNode createCliqueNodeWithExtraCliOptions(
+  public BesuNode createCliqueNodeWithExtraCliOptionsAndRpcApis(
       final String name, final CliqueOptions cliqueOptions, final List<String> extraCliOptions)
       throws IOException {
+    return createCliqueNodeWithExtraCliOptionsAndRpcApis(
+        name, cliqueOptions, extraCliOptions, Set.of());
+  }
+
+  public BesuNode createCliqueNodeWithExtraCliOptionsAndRpcApis(
+      final String name,
+      final CliqueOptions cliqueOptions,
+      final List<String> extraCliOptions,
+      final Set<String> extraRpcApis)
+      throws IOException {
     return create(
         new BesuNodeConfigurationBuilder()
             .name(name)
             .miningEnabled()
-            .jsonRpcConfiguration(node.createJsonRpcWithCliqueEnabledConfig())
+            .jsonRpcConfiguration(node.createJsonRpcWithCliqueEnabledConfig(extraRpcApis))
             .webSocketConfiguration(node.createWebSocketEnabledConfig())
             .devMode(false)
             .jsonRpcTxPool()
@@ -584,7 +595,7 @@ public BesuNode createCliqueNodeWithValidators(final String name, final String..
         new BesuNodeConfigurationBuilder()
             .name(name)
             .miningEnabled()
-            .jsonRpcConfiguration(node.createJsonRpcWithCliqueEnabledConfig())
+            .jsonRpcConfiguration(node.createJsonRpcWithCliqueEnabledConfig(Set.of()))
             .webSocketConfiguration(node.createWebSocketEnabledConfig())
             .jsonRpcTxPool()
             .devMode(false)

acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/node/configuration/NodeConfigurationFactory.java

@@ -30,8 +30,10 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Optional;
+import java.util.Set;
 
 public class NodeConfigurationFactory {
 
@@ -44,8 +46,10 @@ public Optional<String> createGenesisConfigForValidators(
     return genesisConfigProvider.create(nodes);
   }
 
-  public JsonRpcConfiguration createJsonRpcWithCliqueEnabledConfig() {
-    return createJsonRpcWithRpcApiEnabledConfig(CLIQUE.name());
+  public JsonRpcConfiguration createJsonRpcWithCliqueEnabledConfig(final Set<String> extraRpcApis) {
+    final var enabledApis = new HashSet<>(extraRpcApis);
+    enabledApis.add(CLIQUE.name());
+    return createJsonRpcWithRpcApiEnabledConfig(enabledApis.toArray(String[]::new));
   }
 
   public JsonRpcConfiguration createJsonRpcWithIbft2EnabledConfig(final boolean minerEnabled) {

acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/transaction/NodeRequests.java

@@ -27,10 +27,11 @@
 import java.util.Optional;
 
 import org.web3j.protocol.Web3j;
+import org.web3j.protocol.Web3jService;
 import org.web3j.protocol.websocket.WebSocketService;
 
 public class NodeRequests {
-
+  private final Web3jService web3jService;
   private final Web3j netEth;
   private final CliqueRequestFactory clique;
   private final BftRequestFactory bft;
@@ -44,6 +45,7 @@ public class NodeRequests {
   private final TxPoolRequestFactory txPool;
 
   public NodeRequests(
+      final Web3jService web3jService,
       final Web3j netEth,
       final CliqueRequestFactory clique,
       final BftRequestFactory bft,
@@ -55,6 +57,7 @@ public NodeRequests(
       final TxPoolRequestFactory txPool,
       final Optional<WebSocketService> websocketService,
       final LoginRequestFactory login) {
+    this.web3jService = web3jService;
     this.netEth = netEth;
     this.clique = clique;
     this.bft = bft;
@@ -116,4 +119,8 @@ public void shutdown() {
     netEth.shutdown();
     websocketService.ifPresent(WebSocketService::close);
   }
+
+  public Web3jService getWeb3jService() {
+    return web3jService;
+  }
 }

besu/build.gradle

@@ -28,6 +28,8 @@ jar {
 }
 
 dependencies {
+  api project(':datatypes')
+
   api 'org.slf4j:slf4j-api'
 
   implementation project(':config')

besu/src/main/java/org/hyperledger/besu/cli/BesuCommand.java

@@ -139,6 +139,7 @@
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueSegmentIdentifier;
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueStorageProvider;
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueStorageProviderBuilder;
+import org.hyperledger.besu.ethereum.transaction.TransactionSimulator;
 import org.hyperledger.besu.ethereum.trie.forest.pruner.PrunerConfiguration;
 import org.hyperledger.besu.ethereum.worldstate.DataStorageConfiguration;
 import org.hyperledger.besu.evm.precompile.AbstractAltBnPrecompiledContract;
@@ -167,6 +168,7 @@
 import org.hyperledger.besu.plugin.services.TraceService;
 import org.hyperledger.besu.plugin.services.TransactionPoolValidatorService;
 import org.hyperledger.besu.plugin.services.TransactionSelectionService;
+import org.hyperledger.besu.plugin.services.TransactionSimulationService;
 import org.hyperledger.besu.plugin.services.exception.StorageException;
 import org.hyperledger.besu.plugin.services.metrics.MetricCategory;
 import org.hyperledger.besu.plugin.services.metrics.MetricCategoryRegistry;
@@ -187,6 +189,7 @@
 import org.hyperledger.besu.services.TraceServiceImpl;
 import org.hyperledger.besu.services.TransactionPoolValidatorServiceImpl;
 import org.hyperledger.besu.services.TransactionSelectionServiceImpl;
+import org.hyperledger.besu.services.TransactionSimulationServiceImpl;
 import org.hyperledger.besu.services.kvstore.InMemoryStoragePlugin;
 import org.hyperledger.besu.util.InvalidConfigurationException;
 import org.hyperledger.besu.util.LogConfigurator;
@@ -370,6 +373,7 @@ public class BesuCommand implements DefaultCommandValues, Runnable {
 
   private final TransactionSelectionServiceImpl transactionSelectionServiceImpl;
   private final TransactionPoolValidatorServiceImpl transactionValidatorServiceImpl;
+  private final TransactionSimulationServiceImpl transactionSimulationServiceImpl;
   private final BlockchainServiceImpl blockchainServiceImpl;
 
   static class P2PDiscoveryOptionGroup {
@@ -956,6 +960,7 @@ public BesuCommand(
         new RpcEndpointServiceImpl(),
         new TransactionSelectionServiceImpl(),
         new TransactionPoolValidatorServiceImpl(),
+        new TransactionSimulationServiceImpl(),
         new BlockchainServiceImpl());
   }
 
@@ -978,6 +983,7 @@ public BesuCommand(
    * @param rpcEndpointServiceImpl instance of RpcEndpointServiceImpl
    * @param transactionSelectionServiceImpl instance of TransactionSelectionServiceImpl
    * @param transactionValidatorServiceImpl instance of TransactionValidatorServiceImpl
+   * @param transactionSimulationServiceImpl instance of TransactionSimulationServiceImpl
    * @param blockchainServiceImpl instance of BlockchainServiceImpl
    */
   @VisibleForTesting
@@ -998,6 +1004,7 @@ protected BesuCommand(
       final RpcEndpointServiceImpl rpcEndpointServiceImpl,
       final TransactionSelectionServiceImpl transactionSelectionServiceImpl,
       final TransactionPoolValidatorServiceImpl transactionValidatorServiceImpl,
+      final TransactionSimulationServiceImpl transactionSimulationServiceImpl,
       final BlockchainServiceImpl blockchainServiceImpl) {
     this.besuComponent = besuComponent;
     this.logger = besuComponent.getBesuCommandLogger();
@@ -1018,6 +1025,7 @@ protected BesuCommand(
     this.rpcEndpointServiceImpl = rpcEndpointServiceImpl;
     this.transactionSelectionServiceImpl = transactionSelectionServiceImpl;
     this.transactionValidatorServiceImpl = transactionValidatorServiceImpl;
+    this.transactionSimulationServiceImpl = transactionSimulationServiceImpl;
     this.blockchainServiceImpl = blockchainServiceImpl;
   }
 
@@ -1210,6 +1218,8 @@ private void preparePlugins() {
         TransactionSelectionService.class, transactionSelectionServiceImpl);
     besuPluginContext.addService(
         TransactionPoolValidatorService.class, transactionValidatorServiceImpl);
+    besuPluginContext.addService(
+        TransactionSimulationService.class, transactionSimulationServiceImpl);
     besuPluginContext.addService(BlockchainService.class, blockchainServiceImpl);
 
     // register built-in plugins
@@ -1293,6 +1303,13 @@ private Runner buildRunner() {
   private void startPlugins() {
     blockchainServiceImpl.init(
         besuController.getProtocolContext(), besuController.getProtocolSchedule());
+    transactionSimulationServiceImpl.init(
+        besuController.getProtocolContext().getBlockchain(),
+        new TransactionSimulator(
+            besuController.getProtocolContext().getBlockchain(),
+            besuController.getProtocolContext().getWorldStateArchive(),
+            besuController.getProtocolSchedule(),
+            apiConfiguration.getGasCap()));
 
     besuPluginContext.addService(
         BesuEvents.class,