Add baseFeeUpdateFraction to blobSchedule genesis config

acceptance-tests/tests/src/test/resources/dev/dev_prague.json

@@ -18,15 +18,18 @@
     "blobSchedule": {
       "cancun": {
         "target": 3,
-        "max": 6
+        "max": 6,
+        "baseFeeUpdateFraction": 3338477
       },
       "prague": {
         "target": 6,
-        "max": 9
+        "max": 9,
+        "baseFeeUpdateFraction": 5007716
       },
       "osaka": {
         "target": 9,
-        "max": 12
+        "max": 12,
+        "baseFeeUpdateFraction": 5007716
       }
     },
     "clique": {

besu/src/test/java/org/hyperledger/besu/controller/MergeBesuControllerBuilderTest.java

@@ -49,7 +49,7 @@
 import org.hyperledger.besu.ethereum.eth.transactions.TransactionPoolConfiguration;
 import org.hyperledger.besu.ethereum.mainnet.MainnetBlockHeaderFunctions;
 import org.hyperledger.besu.ethereum.mainnet.feemarket.BaseFeeMarket;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.LondonFeeMarket;
+import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
 import org.hyperledger.besu.ethereum.p2p.config.NetworkingConfiguration;
 import org.hyperledger.besu.ethereum.storage.StorageProvider;
 import org.hyperledger.besu.ethereum.storage.keyvalue.KeyValueStoragePrefixedKeyBlockchainStorage;
@@ -106,7 +106,7 @@ public class MergeBesuControllerBuilderTest {
 
   BigInteger networkId = BigInteger.ONE;
   private final BlockHeaderTestFixture headerGenerator = new BlockHeaderTestFixture();
-  private final BaseFeeMarket feeMarket = new LondonFeeMarket(0, Optional.of(Wei.of(42)));
+  private final BaseFeeMarket feeMarket = FeeMarket.london(0, Optional.of(Wei.of(42)));
   private final TransactionPoolConfiguration poolConfiguration =
       TransactionPoolConfiguration.DEFAULT;
   private final ObservableMetricsSystem observableMetricsSystem = new NoOpMetricsSystem();

config/src/main/java/org/hyperledger/besu/config/BlobScheduleOptions.java

@@ -82,15 +82,16 @@ public Map<String, Object> asMap() {
   public static class BlobSchedule {
     private final int target;
     private final int max;
+    private final int baseFeeUpdateFraction;
 
     /** The constant CANCUN_DEFAULT. */
-    public static final BlobSchedule CANCUN_DEFAULT = new BlobSchedule(3, 6);
+    public static final BlobSchedule CANCUN_DEFAULT = new BlobSchedule(3, 6, 3338477);
 
     /** The constant PRAGUE_DEFAULT. */
-    public static final BlobSchedule PRAGUE_DEFAULT = new BlobSchedule(6, 9);
+    public static final BlobSchedule PRAGUE_DEFAULT = new BlobSchedule(6, 9, 5007716);
 
     /** The constant OSAKA_DEFAULT. */
-    public static final BlobSchedule OSAKA_DEFAULT = new BlobSchedule(9, 12);
+    public static final BlobSchedule OSAKA_DEFAULT = new BlobSchedule(9, 12, 5007716);
 
     /**
      * Instantiates a new Blob schedule.
@@ -100,11 +101,14 @@ public static class BlobSchedule {
     public BlobSchedule(final ObjectNode blobScheduleConfigRoot) {
       this.target = JsonUtil.getInt(blobScheduleConfigRoot, "target").orElseThrow();
       this.max = JsonUtil.getInt(blobScheduleConfigRoot, "max").orElseThrow();
+      this.baseFeeUpdateFraction =
+          JsonUtil.getInt(blobScheduleConfigRoot, "basefeeupdatefraction").orElseThrow();
     }
 
-    private BlobSchedule(final int target, final int max) {
+    private BlobSchedule(final int target, final int max, final int baseFeeUpdateFraction) {
       this.target = target;
       this.max = max;
+      this.baseFeeUpdateFraction = baseFeeUpdateFraction;
     }
 
     /**
@@ -125,13 +129,22 @@ public int getMax() {
       return max;
     }
 
+    /**
+     * Gets base fee update fraction.
+     *
+     * @return the base fee update fraction
+     */
+    public int getBaseFeeUpdateFraction() {
+      return baseFeeUpdateFraction;
+    }
+
     /**
      * As map.
      *
      * @return the map
      */
     Map<String, Object> asMap() {
-      return Map.of("target", target, "max", max);
+      return Map.of("target", target, "max", max, "baseFeeUpdateFraction", baseFeeUpdateFraction);
     }
   }
 }

config/src/main/resources/holesky.json

@@ -15,6 +15,18 @@
     "terminalTotalDifficulty": 0,
     "shanghaiTime": 1696000704,
     "cancunTime": 1707305664,
+    "blobSchedule": {
+      "cancun": {
+        "target": 3,
+        "max": 6,
+        "baseFeeUpdateFraction": 3338477
+      },
+      "prague": {
+        "target": 6,
+        "max": 9,
+        "baseFeeUpdateFraction": 5007716
+      }
+    },
     "ethash": {},
     "discovery": {
       "dns": "enrtree://AKA3AM6LPBYEUDMVNU3BSVQJ5AD45Y7YPOHJLEF6W26QOE4VTUDPE@all.holesky.ethdisco.net",

config/src/main/resources/mainnet.json

@@ -19,11 +19,13 @@
     "blobSchedule": {
       "cancun": {
         "target": 3,
-        "max": 6
+        "max": 6,
+        "baseFeeUpdateFraction": 3338477
       },
       "prague": {
         "target": 6,
-        "max": 9
+        "max": 9,
+        "baseFeeUpdateFraction": 5007716
       }
     },
     "ethash": {

config/src/main/resources/sepolia.json

@@ -15,6 +15,18 @@
     "terminalTotalDifficulty": 17000000000000000,
     "shanghaiTime": 1677557088,
     "cancunTime": 1706655072,
+    "blobSchedule": {
+      "cancun": {
+        "target": 3,
+        "max": 6,
+        "baseFeeUpdateFraction": 3338477
+      },
+      "prague": {
+        "target": 6,
+        "max": 9,
+        "baseFeeUpdateFraction": 5007716
+      }
+    },
     "ethash":{},
     "discovery": {
       "dns": "enrtree://AKA3AM6LPBYEUDMVNU3BSVQJ5AD45Y7YPOHJLEF6W26QOE4VTUDPE@all.sepolia.ethdisco.net",

config/src/test/java/org/hyperledger/besu/config/BlobScheduleOptionsTest.java

@@ -31,11 +31,14 @@ public void blobScheduleIsParsed() {
     assertThat(blobScheduleOptions.getCancun()).isNotEmpty();
     assertThat(blobScheduleOptions.getCancun().get().getTarget()).isEqualTo(4);
     assertThat(blobScheduleOptions.getCancun().get().getMax()).isEqualTo(7);
+    assertThat(blobScheduleOptions.getCancun().get().getBaseFeeUpdateFraction()).isEqualTo(3338477);
     assertThat(blobScheduleOptions.getPrague()).isNotEmpty();
     assertThat(blobScheduleOptions.getPrague().get().getTarget()).isEqualTo(7);
     assertThat(blobScheduleOptions.getPrague().get().getMax()).isEqualTo(10);
+    assertThat(blobScheduleOptions.getPrague().get().getBaseFeeUpdateFraction()).isEqualTo(5007716);
     assertThat(blobScheduleOptions.getOsaka()).isNotEmpty();
     assertThat(blobScheduleOptions.getOsaka().get().getTarget()).isEqualTo(10);
     assertThat(blobScheduleOptions.getOsaka().get().getMax()).isEqualTo(13);
+    assertThat(blobScheduleOptions.getOsaka().get().getBaseFeeUpdateFraction()).isEqualTo(5007716);
   }
 }

config/src/test/java/org/hyperledger/besu/config/GenesisConfigOptionsTest.java

@@ -418,15 +418,18 @@ void asMapIncludesBlobFeeSchedule() {
                     + "    \"blobSchedule\": {\n"
                     + "      \"cancun\": {\n"
                     + "        \"target\": 1,\n"
-                    + "        \"max\": 2\n"
+                    + "        \"max\": 2,\n"
+                    + "        \"baseFeeUpdateFraction\": 3\n"
                     + "      },\n"
                     + "      \"prague\": {\n"
-                    + "        \"target\": 3,\n"
-                    + "        \"max\": 4\n"
+                    + "        \"target\": 4,\n"
+                    + "        \"max\": 5,\n"
+                    + "        \"baseFeeUpdateFraction\": 6\n"
                     + "      },\n"
                     + "      \"osaka\": {\n"
-                    + "        \"target\": 4,\n"
-                    + "        \"max\": 5\n"
+                    + "        \"target\": 7,\n"
+                    + "        \"max\": 8,\n"
+                    + "        \"baseFeeUpdateFraction\": 9\n"
                     + "      }\n"
                     + "    }\n"
                     + "  }\n"
@@ -438,14 +441,14 @@ void asMapIncludesBlobFeeSchedule() {
     final Map<String, Object> blobSchedule = (Map<String, Object>) map.get("blobSchedule");
     assertThat(blobSchedule).containsOnlyKeys("cancun", "prague", "osaka");
     assertThat((Map<String, Object>) blobSchedule.get("cancun"))
-        .containsOnlyKeys("target", "max")
-        .containsValues(1, 2);
+        .containsOnlyKeys("target", "max", "baseFeeUpdateFraction")
+        .containsValues(1, 2, 3);
     assertThat((Map<String, Object>) blobSchedule.get("prague"))
-        .containsOnlyKeys("target", "max")
-        .containsValues(3, 4);
+        .containsOnlyKeys("target", "max", "baseFeeUpdateFraction")
+        .containsValues(4, 5, 6);
     assertThat((Map<String, Object>) blobSchedule.get("osaka"))
-        .containsOnlyKeys("target", "max")
-        .containsValues(4, 5);
+        .containsOnlyKeys("target", "max", "baseFeeUpdateFraction")
+        .containsValues(7, 8, 9);
   }
 
   private GenesisConfigOptions fromConfigOptions(final Map<String, Object> configOptions) {

config/src/test/resources/mainnet_with_blob_schedule.json

@@ -19,15 +19,18 @@
     "blobSchedule": {
       "cancun": {
         "target": 4,
-        "max": 7
+        "max": 7,
+        "baseFeeUpdateFraction": 3338477
       },
       "prague": {
         "target": 7,
-        "max": 10
+        "max": 10,
+        "baseFeeUpdateFraction": 5007716
       },
       "osaka": {
         "target": 10,
-        "max": 13
+        "max": 13,
+        "baseFeeUpdateFraction": 5007716
       }
     },
     "depositContractAddress": "0x4242424242424242424242424242424242424242",

consensus/merge/src/test/java/org/hyperledger/besu/consensus/merge/blockcreation/MergeCoordinatorTest.java

@@ -73,7 +73,7 @@
 import org.hyperledger.besu.ethereum.eth.transactions.sorter.BaseFeePendingTransactionsSorter;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule;
 import org.hyperledger.besu.ethereum.mainnet.feemarket.BaseFeeMarket;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.LondonFeeMarket;
+import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
 import org.hyperledger.besu.ethereum.trie.MerkleTrieException;
 import org.hyperledger.besu.ethereum.worldstate.WorldStateArchive;
 import org.hyperledger.besu.metrics.StubMetricsSystem;
@@ -158,7 +158,7 @@ public class MergeCoordinatorTest implements MergeGenesisConfigHelper {
   private final Address suggestedFeeRecipient = Address.ZERO;
   private final BlockHeaderTestFixture headerGenerator = new BlockHeaderTestFixture();
   private final BaseFeeMarket feeMarket =
-      new LondonFeeMarket(0, genesisState.getBlock().getHeader().getBaseFee());
+      FeeMarket.london(0, genesisState.getBlock().getHeader().getBaseFee());
 
   private final org.hyperledger.besu.metrics.StubMetricsSystem metricsSystem =
       new StubMetricsSystem();

consensus/merge/src/test/java/org/hyperledger/besu/consensus/merge/blockcreation/MergeReorgTest.java

@@ -42,7 +42,7 @@
 import org.hyperledger.besu.ethereum.mainnet.BlockHeaderValidator;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule;
 import org.hyperledger.besu.ethereum.mainnet.feemarket.BaseFeeMarket;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.LondonFeeMarket;
+import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
 import org.hyperledger.besu.ethereum.worldstate.WorldStateArchive;
 import org.hyperledger.besu.testutil.DeterministicEthScheduler;
 import org.hyperledger.besu.util.LogConfigurator;
@@ -81,7 +81,7 @@ public class MergeReorgTest implements MergeGenesisConfigHelper {
   private final Address coinbase = genesisAllocations(getPowGenesisConfig()).findFirst().get();
   private final BlockHeaderTestFixture headerGenerator = new BlockHeaderTestFixture();
   private final BaseFeeMarket feeMarket =
-      new LondonFeeMarket(0, genesisState.getBlock().getHeader().getBaseFee());
+      FeeMarket.london(0, genesisState.getBlock().getHeader().getBaseFee());
 
   @BeforeEach
   public void setUp() {

ethereum/api/src/test/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/EthGasPriceTest.java

@@ -43,10 +43,7 @@
 import org.hyperledger.besu.ethereum.core.Transaction;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSpec;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.CancunFeeMarket;
 import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.LegacyFeeMarket;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.LondonFeeMarket;
 import org.hyperledger.besu.evm.log.LogsBloomFilter;
 
 import java.util.HashMap;
@@ -289,11 +286,11 @@ private void verifyGasPriceLimit(
   }
 
   private void mockBaseFeeMarket() {
-    mockFeeMarket(new LondonFeeMarket(0));
+    mockFeeMarket(FeeMarket.london(0));
   }
 
   private void mockGasPriceMarket() {
-    mockFeeMarket(new LegacyFeeMarket());
+    mockFeeMarket(FeeMarket.legacy());
   }
 
   private void mockFeeMarket(final FeeMarket feeMarket) {
@@ -313,7 +310,7 @@ private void mockBlockchain(
     final var genesisBlock = createFakeBlock(0, 0, genesisBaseFee);
     blocksByNumber.put(0L, genesisBlock);
 
-    final var baseFeeMarket = new CancunFeeMarket(0, Optional.empty());
+    final var baseFeeMarket = FeeMarket.cancun(0, Optional.empty());
 
     var baseFee = genesisBaseFee;
     for (long i = 1; i <= chainHeadBlockNumber; i++) {

ethereum/api/src/test/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/EthGetTransactionReceiptTest.java

@@ -48,7 +48,6 @@
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSpec;
 import org.hyperledger.besu.ethereum.mainnet.blockhash.FrontierBlockHashProcessor;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.CancunFeeMarket;
 import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
 import org.hyperledger.besu.ethereum.worldstate.WorldStateArchive;
 import org.hyperledger.besu.evm.gascalculator.CancunGasCalculator;
@@ -322,7 +321,7 @@ private void mockBlockWithBlobTransaction(final Hash blockHash, final long block
   }
 
   private void mockProtocolSpec(final BlockHeader blockHeader) {
-    FeeMarket feeMarket = new CancunFeeMarket(0, Optional.empty());
+    FeeMarket feeMarket = FeeMarket.cancun(0, Optional.empty());
     ProtocolSpec spec = mock(ProtocolSpec.class);
     when(spec.getFeeMarket()).thenReturn(feeMarket);
     when(spec.getGasCalculator()).thenReturn(new CancunGasCalculator());

ethereum/api/src/test/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/EthMaxPriorityFeePerGasTest.java

@@ -38,7 +38,7 @@
 import org.hyperledger.besu.ethereum.core.MiningConfiguration;
 import org.hyperledger.besu.ethereum.core.Transaction;
 import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule;
-import org.hyperledger.besu.ethereum.mainnet.feemarket.CancunFeeMarket;
+import org.hyperledger.besu.ethereum.mainnet.feemarket.FeeMarket;
 import org.hyperledger.besu.evm.log.LogsBloomFilter;
 
 import java.math.BigInteger;
@@ -148,7 +148,7 @@ private void mockBlockchain(final long chainHeadBlockNumber, final int txsNum) {
     final var genesisBlock = createFakeBlock(0, 0, genesisBaseFee);
     blocksByNumber.put(0L, genesisBlock);
 
-    final var baseFeeMarket = new CancunFeeMarket(0, Optional.empty());
+    final var baseFeeMarket = FeeMarket.cancun(0, Optional.empty());
 
     var baseFee = genesisBaseFee;
     for (long i = 1; i <= chainHeadBlockNumber; i++) {

ethereum/core/src/main/java/org/hyperledger/besu/ethereum/mainnet/MainnetProtocolSpecs.java

@@ -677,6 +677,13 @@ static ProtocolSpecBuilder cancunDefinition(
       final boolean isParallelTxProcessingEnabled,
       final MetricsSystem metricsSystem) {
     final long londonForkBlockNumber = genesisConfigOptions.getLondonBlockNumber().orElse(0L);
+
+    final var cancunBlobSchedule =
+        genesisConfigOptions
+            .getBlobScheduleOptions()
+            .flatMap(BlobScheduleOptions::getCancun)
+            .orElse(BlobScheduleOptions.BlobSchedule.CANCUN_DEFAULT);
+
     final BaseFeeMarket cancunFeeMarket;
     if (genesisConfigOptions.isZeroBaseFee()) {
       cancunFeeMarket = FeeMarket.zeroBaseFee(londonForkBlockNumber);
@@ -686,15 +693,12 @@ static ProtocolSpecBuilder cancunDefinition(
               londonForkBlockNumber, miningConfiguration.getMinTransactionGasPrice());
     } else {
       cancunFeeMarket =
-          FeeMarket.cancun(londonForkBlockNumber, genesisConfigOptions.getBaseFeePerGas());
+          FeeMarket.cancun(
+              londonForkBlockNumber,
+              genesisConfigOptions.getBaseFeePerGas(),
+              cancunBlobSchedule.getBaseFeeUpdateFraction());
     }
 
-    final var cancunBlobSchedule =
-        genesisConfigOptions
-            .getBlobScheduleOptions()
-            .flatMap(BlobScheduleOptions::getCancun)
-            .orElse(BlobScheduleOptions.BlobSchedule.CANCUN_DEFAULT);
-
     final java.util.function.Supplier<GasCalculator> cancunGasCalcSupplier =
         () -> new CancunGasCalculator(cancunBlobSchedule.getTarget());
 
@@ -830,7 +834,10 @@ static ProtocolSpecBuilder pragueDefinition(
               londonForkBlockNumber, miningConfiguration.getMinTransactionGasPrice());
     } else {
       pragueFeeMarket =
-          FeeMarket.prague(londonForkBlockNumber, genesisConfigOptions.getBaseFeePerGas());
+          FeeMarket.prague(
+              londonForkBlockNumber,
+              genesisConfigOptions.getBaseFeePerGas(),
+              pragueBlobSchedule.getBaseFeeUpdateFraction());
     }
 
     return cancunDefinition(