eip 7840 implementation (#7964)

Co-authored-by: MarekM25 <[email protected]>
Co-authored-by: Tanishq Jasoria <[email protected]>

Author: 3 people

src/Nethermind/Chains/chiado.json

@@ -78,14 +78,18 @@
     "eip1559ElasticityMultiplier": "0x2",
     "feeCollector": "0x1559000000000000000000000000000000000000",
     "eip1559FeeCollectorTransition": 0,
-    "eip4844BlobGasPriceUpdateFraction": "0x10fafa",
-    "eip4844MaxBlobGasPerBlock": "0x40000",
     "eip4844MinBlobGasPrice": "0x3b9aca00",
-    "eip4844TargetBlobGasPerBlock": "0x20000",
     "registrar": "0x6000000000000000000000000000000000000000",
     "transactionPermissionContract": "0x4000000000000000000000000000000000000001",
     "transactionPermissionContractTransition": "0x0",
-    "terminalTotalDifficulty": "231707791542740786049188744689299064356246512"
+    "terminalTotalDifficulty": "231707791542740786049188744689299064356246512",
+    "blobSchedule": {
+      "cancun": {
+        "target": 1,
+        "max": 2,
+        "baseFeeUpdateFraction": "0x10fafa"
+      }
+    }
   },
   "genesis": {
     "seal": {

src/Nethermind/Chains/foundation.json

@@ -191,7 +191,19 @@
     "eip4844TransitionTimestamp": "0x65F1B057",
     "eip5656TransitionTimestamp": "0x65F1B057",
     "eip6780TransitionTimestamp": "0x65F1B057",
-    "terminalTotalDifficulty": "C70D808A128D7380000"
+    "terminalTotalDifficulty": "C70D808A128D7380000",
+    "blobSchedule": {
+      "cancun": {
+        "target": 3,
+        "max": 6,
+        "baseFeeUpdateFraction": "0x32f0ed"
+      },
+      "prague": {
+        "target": 6,
+        "max": 9,
+        "baseFeeUpdateFraction":  "0x4c6964"
+      }
+    }
   },
   "genesis": {
     "seal": {

src/Nethermind/Chains/gnosis.json

@@ -85,14 +85,18 @@
     "eip1559BaseFeeInitialValue": "0x3b9aca00",
     "feeCollector": "0x6BBe78ee9e474842Dbd4AB4987b3CeFE88426A92",
     "eip1559FeeCollectorTransition": 19040000,
-    "eip4844BlobGasPriceUpdateFraction": "0x10fafa",
-    "eip4844MaxBlobGasPerBlock": "0x40000",
     "eip4844MinBlobGasPrice": "0x3b9aca00",
-    "eip4844TargetBlobGasPerBlock": "0x20000",
     "registrar": "0x6B53721D4f2Fb9514B85f5C49b197D857e36Cf03",
     "transactionPermissionContract": "0x7Dd7032AA75A37ea0b150f57F899119C7379A78b",
     "transactionPermissionContractTransition": 9186425,
-    "terminalTotalDifficulty": "8626000000000000000000058750000000000000000000"
+    "terminalTotalDifficulty": "8626000000000000000000058750000000000000000000",
+    "blobSchedule": {
+      "cancun": {
+        "target": 1,
+        "max": 2,
+        "baseFeeUpdateFraction": "0x10fafa"
+      }
+    }
   },
   "genesis": {
     "seal": {

src/Nethermind/Chains/hive.json

@@ -52,7 +52,19 @@
     "maximumExtraDataSize": "0xffff",
     "minGasLimit": "0x1388",
     "registrar": "0x0000000000000000000000000000000000000000",
-    "MergeForkIdTransition": "0x0"
+    "MergeForkIdTransition": "0x0",
+    "blobSchedule": {
+      "cancun": {
+        "target": 3,
+        "max": 6,
+        "baseFeeUpdateFraction": "0x32f0ed"
+      },
+      "prague": {
+        "target": 6,
+        "max": 9,
+        "baseFeeUpdateFraction":  "0x4c6964"
+      }
+    }
   },
   "genesis": {
     "seal": {

src/Nethermind/Chains/holesky.json

@@ -66,7 +66,19 @@
     "eip4788TransitionTimestamp": "0x65B97D60",
     "eip4844TransitionTimestamp": "0x65B97D60",
     "eip5656TransitionTimestamp": "0x65B97D60",
-    "eip6780TransitionTimestamp": "0x65B97D60"
+    "eip6780TransitionTimestamp": "0x65B97D60",
+    "blobSchedule": {
+      "cancun": {
+        "target": 3,
+        "max": 6,
+        "baseFeeUpdateFraction": "0x32f0ed"
+      },
+      "prague": {
+        "target": 6,
+        "max": 9,
+        "baseFeeUpdateFraction":  "0x4c6964"
+      }
+    }
   },
   "genesis": {
     "seal": {

src/Nethermind/Chains/sepolia.json

@@ -133,7 +133,7 @@ protected EthereumTestResult RunTest(GeneralStateTest test, ITxTracer txTracer)
             TransactionResult? txResult = null;
             if (txIsValid)
             {
-                txResult = transactionProcessor.Execute(test.Transaction, new BlockExecutionContext(header), txTracer);
+                txResult = transactionProcessor.Execute(test.Transaction, new BlockExecutionContext(header, spec), txTracer);
             }
             else
             {

src/Nethermind/Ethereum.Test.Base/GeneralTestBase.cs

@@ -149,6 +149,6 @@ public void Test_StoreBeaconRoot_AccessListNotNull()
 
         transaction.Hash = transaction.CalculateHash();
         _transactionProcessor.Received().Execute(Arg.Is<Transaction>(t =>
-            t.Hash == transaction.Hash), header, NullTxTracer.Instance);
+            t.Hash == transaction.Hash), new BlockExecutionContext(header, Cancun.Instance), NullTxTracer.Instance);
     }
 }

src/Nethermind/Nethermind.Blockchain.Test/BeaconBlockRootHandlerTests.cs

@@ -160,7 +160,7 @@ public static IEnumerable EnoughShardBlobTransactionsSelectedTestCases
                     tx.MaxFeePerBlobGas = 1;
                 });
                 maxTransactionsSelected.Transactions[1].BlobVersionedHashes =
-                    new byte[Eip4844Constants.MaxBlobGasPerTransaction / Eip4844Constants.GasPerBlob - 1][];
+                    new byte[maxTransactionsSelected.ReleaseSpec.MaxBlobCount - 1][];
                 maxTransactionsSelected.ExpectedSelectedTransactions.AddRange(
                     maxTransactionsSelected.Transactions.OrderBy(static t => t.Nonce).Take(2));
                 yield return new TestCaseData(maxTransactionsSelected).SetName("Enough transactions selected");
@@ -174,7 +174,7 @@ public static IEnumerable EnoughShardBlobTransactionsSelectedTestCases
                     enoughTransactionsSelected.Transactions.OrderBy(static t => t.Nonce).ToArray();
                 expectedSelectedTransactions[0].Type = TxType.Blob;
                 expectedSelectedTransactions[0].BlobVersionedHashes =
-                    new byte[Eip4844Constants.MaxBlobGasPerTransaction / Eip4844Constants.GasPerBlob][];
+                    new byte[enoughTransactionsSelected.ReleaseSpec.MaxBlobCount][];
                 expectedSelectedTransactions[0].MaxFeePerBlobGas = 1;
                 expectedSelectedTransactions[1].Type = TxType.Blob;
                 expectedSelectedTransactions[1].BlobVersionedHashes = new byte[1][];