Implement debug_getRawReceipts (#5476)

Co-authored-by: Gabriel-Trintinalia <gabriel.trintinalia@consensys.net>
Signed-off-by: Adrian Sutton <adrian@symphonious.net>

CHANGELOG.md

@@ -13,6 +13,7 @@
 - New optional feature to save the txpool content to file on shutdown and reloading it on startup [#5434](https://github.com/hyperledger/besu/pull/5434)
 - New option to send SNI header in TLS ClientHello message [#5439](https://github.com/hyperledger/besu/pull/5439)
 - Early access - layered transaction pool implementation [#5290](https://github.com/hyperledger/besu/pull/5290)
+- New RPC method `debug_getRawReceipts`
 
 ### Bug Fixes
 - Fix eth_feeHistory response for the case in which blockCount is higher than highestBlock requested. [#5397](https://github.com/hyperledger/besu/pull/5397)

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/RpcMethod.java

@@ -48,6 +48,7 @@ public enum RpcMethod {
   DEBUG_GET_BAD_BLOCKS("debug_getBadBlocks"),
   DEBUG_GET_RAW_HEADER("debug_getRawHeader"),
   DEBUG_GET_RAW_BLOCK("debug_getRawBlock"),
+  DEBUG_GET_RAW_RECEIPTS("debug_getRawReceipts"),
   ENGINE_GET_PAYLOAD_V1("engine_getPayloadV1"),
   ENGINE_GET_PAYLOAD_V2("engine_getPayloadV2"),
   ENGINE_NEW_PAYLOAD_V1("engine_newPayloadV1"),

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/DebugGetRawReceipts.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright Hyperledger Besu Contributors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods;
+
+import org.hyperledger.besu.datatypes.Hash;
+import org.hyperledger.besu.ethereum.api.jsonrpc.RpcMethod;
+import org.hyperledger.besu.ethereum.api.jsonrpc.internal.JsonRpcRequestContext;
+import org.hyperledger.besu.ethereum.api.jsonrpc.internal.parameters.BlockParameterOrBlockHash;
+import org.hyperledger.besu.ethereum.api.query.BlockchainQueries;
+import org.hyperledger.besu.ethereum.core.TransactionReceipt;
+import org.hyperledger.besu.ethereum.rlp.RLP;
+
+import java.util.List;
+
+import com.google.common.base.Suppliers;
+
+public class DebugGetRawReceipts extends AbstractBlockParameterOrBlockHashMethod {
+
+  public DebugGetRawReceipts(final BlockchainQueries blockchain) {
+    super(Suppliers.ofInstance(blockchain));
+  }
+
+  @Override
+  public String getName() {
+    return RpcMethod.DEBUG_GET_RAW_RECEIPTS.getMethodName();
+  }
+
+  @Override
+  protected BlockParameterOrBlockHash blockParameterOrBlockHash(
+      final JsonRpcRequestContext request) {
+    return request.getRequiredParameter(0, BlockParameterOrBlockHash.class);
+  }
+
+  @Override
+  protected Object resultByBlockHash(final JsonRpcRequestContext request, final Hash blockHash) {
+    return blockchainQueries
+        .get()
+        .getBlockchain()
+        .getTxReceipts(blockHash)
+        .map(this::toRLP)
+        .orElseGet(() -> new String[0]);
+  }
+
+  private String[] toRLP(final List<TransactionReceipt> receipts) {
+    return receipts.stream()
+        .map(receipt -> RLP.encode(receipt::writeTo).toHexString())
+        .toArray(String[]::new);
+  }
+}

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/methods/DebugJsonRpcMethods.java

@@ -23,6 +23,7 @@ import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugBatchSend
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugGetBadBlocks;
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugGetRawBlock;
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugGetRawHeader;
+import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugGetRawReceipts;
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugMetrics;
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugResyncWorldstate;
 import org.hyperledger.besu.ethereum.api.jsonrpc.internal.methods.DebugSetHead;
@@ -109,6 +110,7 @@ public class DebugJsonRpcMethods extends ApiGroupJsonRpcMethods {
             () -> new TransactionTracer(blockReplay), blockchainQueries, protocolSchedule, dataDir),
         new DebugAccountAt(blockchainQueries, () -> new BlockTracer(blockReplay)),
         new DebugGetRawHeader(blockchainQueries),
-        new DebugGetRawBlock(blockchainQueries));
+        new DebugGetRawBlock(blockchainQueries),
+        new DebugGetRawReceipts(blockchainQueries));
   }
 }