rpcdaemon: add blob filed on receipt

.github/workflows/run_integration_tests.sh

@@ -10,7 +10,6 @@ set +e # Disable exit on error
 cd "$1" || exit 1
 rm -rf ./mainnet/results/
 
-# eth_getBlockReceipts/test_07.json new blobFields   
 # debug_accountRange: new algo using TKV
 # debug_storageRangeAt: new algo using TKV
 # debug_traceCall/test_02.json: requested is_latest fix to support ethbackend
@@ -55,7 +54,6 @@ debug_traceTransaction/test_96.json,\
 engine_,\
 erigon_getBalanceChangesInBlock,\
 erigon_getLatestLogs,\
-eth_getBlockReceipts/test_07.json,\
 eth_getLogs,\
 ots_getTransactionBySenderAndNonce/test_04.json,\
 ots_getTransactionBySenderAndNonce/test_07.json,\

silkworm/rpc/core/receipts.cpp

@@ -47,6 +47,7 @@ Task<Receipts> get_receipts(db::kv::api::Transaction& tx, const silkworm::BlockW
     }
 
     auto& receipts = *raw_receipts;
+    auto& header = block_with_hash.block.header;
 
     // Add derived fields to the receipts
     auto& transactions = block_with_hash.block.transactions;
@@ -64,6 +65,13 @@ Task<Receipts> get_receipts(db::kv::api::Transaction& tx, const silkworm::BlockW
         receipts[i].block_hash = block_hash;
         receipts[i].block_number = block_number;
 
+        if (!transactions[i].blob_versioned_hashes.empty()) {
+            receipts[i].blob_gas_used = kGasPerBlob * transactions[i].blob_versioned_hashes.size();
+            if (header.excess_blob_gas) {
+                receipts[i].blob_gas_price = header.blob_gas_price();
+            }
+        }
+
         // When tx receiver is not set, create a contract with address depending on tx sender and its nonce
         if (!transactions[i].to.has_value()) {
             receipts[i].contract_address = create_address(*transactions[i].sender(), transactions[i].nonce);

silkworm/rpc/core/receipts.hpp

@@ -26,6 +26,8 @@
 
 namespace silkworm::rpc::core {
 
+static constexpr int kGasPerBlob = 0x20000;
+
 Task<Receipts> get_receipts(db::kv::api::Transaction& tx, const silkworm::BlockWithHash& block_with_hash, const db::chain::ChainStorage& chain_storage, WorkerPool& workers);
 
 Task<std::optional<Receipts>> read_receipts(db::kv::api::Transaction& tx, BlockNum block_number);

silkworm/rpc/json/receipt.cpp

@@ -47,6 +47,13 @@ void to_json(nlohmann::json& json, const Receipt& receipt) {
     json["logs"] = receipt.logs;
     json["logsBloom"] = "0x" + silkworm::to_hex(full_view(receipt.bloom));
     json["status"] = to_quantity(receipt.success ? 1 : 0);
+
+    if (receipt.blob_gas_used) {
+        json["blobGasUsed"] = to_quantity(*(receipt.blob_gas_used));
+    }
+    if (receipt.blob_gas_price) {
+        json["blobGasPrice"] = to_quantity(*(receipt.blob_gas_price));
+    }
 }
 
 void from_json(const nlohmann::json& json, Receipt& receipt) {

silkworm/rpc/types/receipt.hpp

@@ -46,6 +46,8 @@ struct Receipt {
     std::optional<evmc::address> to;
     std::optional<uint8_t> type{std::nullopt};  // EIP-2718
     intx::uint256 effective_gas_price{0};
+    std::optional<uint64_t> blob_gas_used{std::nullopt};          // EIP-4844
+    std::optional<intx::uint<256>> blob_gas_price{std::nullopt};  // EIP-4844
 };
 
 std::ostream& operator<<(std::ostream& out, const Receipt& r);