trace_rawTransaction #3459
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,120 @@ | ||
| /* | ||
| * Copyright contributors to Hyperledger Besu. | ||
| * | ||
| * 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; | ||
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| import static org.hyperledger.besu.ethereum.api.jsonrpc.internal.response.JsonRpcError.INTERNAL_ERROR; | ||
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| 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.TraceTypeParameter; | ||
| import org.hyperledger.besu.ethereum.api.jsonrpc.internal.processor.TransactionTrace; | ||
| import org.hyperledger.besu.ethereum.api.jsonrpc.internal.response.JsonRpcError; | ||
| import org.hyperledger.besu.ethereum.api.jsonrpc.internal.response.JsonRpcErrorResponse; | ||
| import org.hyperledger.besu.ethereum.api.jsonrpc.internal.response.JsonRpcResponse; | ||
| import org.hyperledger.besu.ethereum.api.jsonrpc.internal.response.JsonRpcSuccessResponse; | ||
| import org.hyperledger.besu.ethereum.api.query.BlockchainQueries; | ||
| import org.hyperledger.besu.ethereum.api.util.DomainObjectDecodeUtils; | ||
| import org.hyperledger.besu.ethereum.core.Block; | ||
| import org.hyperledger.besu.ethereum.core.Transaction; | ||
| import org.hyperledger.besu.ethereum.mainnet.ProtocolSchedule; | ||
| import org.hyperledger.besu.ethereum.rlp.RLPException; | ||
| import org.hyperledger.besu.ethereum.transaction.CallParameter; | ||
| import org.hyperledger.besu.ethereum.transaction.TransactionSimulator; | ||
| import org.hyperledger.besu.ethereum.transaction.TransactionSimulatorResult; | ||
| import org.hyperledger.besu.ethereum.vm.DebugOperationTracer; | ||
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|
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| import java.util.Optional; | ||
| import java.util.Set; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| public class TraceRawTransaction extends AbstractTraceByBlock implements JsonRpcMethod { | ||
| private static final Logger LOG = LoggerFactory.getLogger(TraceRawTransaction.class); | ||
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| public TraceRawTransaction( | ||
| final ProtocolSchedule protocolSchedule, | ||
| final BlockchainQueries blockchainQueries, | ||
| final TransactionSimulator transactionSimulator) { | ||
| super(blockchainQueries, protocolSchedule, transactionSimulator); | ||
| } | ||
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| @Override | ||
| public String getName() { | ||
| return transactionSimulator != null ? RpcMethod.TRACE_RAW_TRANSACTION.getMethodName() : null; | ||
| } | ||
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| @Override | ||
| protected Object resultByBlockNumber( | ||
| final JsonRpcRequestContext request, final long blockNumber) { | ||
| // this method does not get called because response() does the work | ||
| return null; | ||
| } | ||
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| @Override | ||
| public JsonRpcResponse response(final JsonRpcRequestContext requestContext) { | ||
| if (requestContext.getRequest().getParamLength() != 2) { | ||
| return new JsonRpcErrorResponse( | ||
| requestContext.getRequest().getId(), JsonRpcError.INVALID_PARAMS); | ||
| } | ||
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| final String rawTransaction = requestContext.getRequiredParameter(0, String.class); | ||
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| final Transaction transaction; | ||
| try { | ||
| transaction = DomainObjectDecodeUtils.decodeRawTransaction(rawTransaction); | ||
| LOG.trace("Received raw transaction {}", transaction); | ||
| } catch (final RLPException | IllegalArgumentException e) { | ||
| return new JsonRpcErrorResponse( | ||
| requestContext.getRequest().getId(), JsonRpcError.INVALID_PARAMS); | ||
| } | ||
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| final TraceTypeParameter traceTypeParameter = | ||
| requestContext.getRequiredParameter(1, TraceTypeParameter.class); | ||
|
There was a problem hiding this comment. If we do get an invalid parameter here, do we return a meaningful error? There was a problem hiding this comment. You'll see this message at DEBUG level |
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| final Set<TraceTypeParameter.TraceType> traceTypes = traceTypeParameter.getTraceTypes(); | ||
| final DebugOperationTracer tracer = new DebugOperationTracer(buildTraceOptions(traceTypes)); | ||
| final long headBlockNumber = blockchainQueries.get().headBlockNumber(); | ||
| final Optional<TransactionSimulatorResult> maybeSimulatorResult = | ||
| transactionSimulator.process( | ||
| CallParameter.fromTransaction(transaction), | ||
| buildTransactionValidationParams(), | ||
| tracer, | ||
| headBlockNumber); | ||
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| if (maybeSimulatorResult.isEmpty()) { | ||
| return new JsonRpcErrorResponse(requestContext.getRequest().getId(), INTERNAL_ERROR); | ||
| } | ||
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| final TransactionTrace transactionTrace = | ||
| new TransactionTrace( | ||
| maybeSimulatorResult.get().getTransaction(), | ||
| maybeSimulatorResult.get().getResult(), | ||
| tracer.getTraceFrames()); | ||
| final Optional<Block> maybeBlock = | ||
| blockchainQueries.get().getBlockchain().getBlockByNumber(headBlockNumber); | ||
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| if (maybeBlock.isEmpty()) { | ||
| return new JsonRpcErrorResponse(requestContext.getRequest().getId(), INTERNAL_ERROR); | ||
| } | ||
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| final Block block = maybeBlock.get(); | ||
| final Object response = | ||
| getTraceCallResult( | ||
| protocolSchedule, traceTypes, maybeSimulatorResult, transactionTrace, block); | ||
|
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| return new JsonRpcSuccessResponse(requestContext.getRequest().getId(), response); | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| { | ||
| "comment" : "Simple value transfer", | ||
| "request" : { | ||
| "jsonrpc" : "2.0", | ||
| "method" : "trace_rawTransaction", | ||
| "params" : [ "0xf8618081ef83fffff294000000000000000000000000000000000000099901801ca06aeaaaac3375bb814d36f8c5fb941dae51b55dffc22a6fd3b5b3dd30a9a489d6a05a07dd9d31a1b78fed59812496306fd9e17446cbb456e4e68f1d15b186567302", [ "stateDiff" ] ], | ||
| "id" : 0 | ||
| }, | ||
| "response" : { | ||
| "jsonrpc" : "2.0", | ||
| "result" : { | ||
| "output" : "0x", | ||
| "stateDiff" : { | ||
| "0x0000000000000000000000000000000000000000" : { | ||
| "balance" : { | ||
| "*" : { | ||
| "from" : "0x393f0f18385c0b29e", | ||
| "to" : "0x393f0f183860d4816" | ||
| } | ||
| }, | ||
| "code" : "=", | ||
| "nonce" : "=", | ||
| "storage" : { } | ||
| }, | ||
| "0x0000000000000000000000000000000000000999" : { | ||
| "balance" : { | ||
| "*" : { | ||
| "from" : "0x1", | ||
| "to" : "0x2" | ||
| } | ||
| }, | ||
| "code" : "=", | ||
| "nonce" : "=", | ||
| "storage" : { } | ||
| }, | ||
| "0x627306090abab3a6e1400e9345bc60c78a8bef57" : { | ||
| "balance" : { | ||
| "*" : { | ||
| "from" : "0xefffffffffffe28d07a0be63b", | ||
| "to" : "0xefffffffffffe28d079bf50c2" | ||
| } | ||
| }, | ||
| "code" : "=", | ||
| "nonce" : { | ||
| "*" : { | ||
| "from" : "0x17", | ||
| "to" : "0x18" | ||
| } | ||
| }, | ||
| "storage" : { } | ||
| } | ||
| }, | ||
| "trace" : [ ], | ||
| "vmTrace" : null | ||
| }, | ||
| "id" : 0 | ||
| }, | ||
| "statusCode" : 200 | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| { | ||
| "comment" : "Simple value transfer", | ||
| "request" : { | ||
| "jsonrpc" : "2.0", | ||
| "method" : "trace_rawTransaction", | ||
| "params" : [ "0xf8618081ef83fffff294000000000000000000000000000000000000099901801ca06aeaaaac3375bb814d36f8c5fb941dae51b55dffc22a6fd3b5b3dd30a9a489d6a05a07dd9d31a1b78fed59812496306fd9e17446cbb456e4e68f1d15b186567302", [ "trace" ] ], | ||
| "id" : 53 | ||
| }, | ||
| "response" : { | ||
| "jsonrpc" : "2.0", | ||
| "result" : { | ||
| "output" : "0x", | ||
| "stateDiff" : null, | ||
| "trace" : [ { | ||
| "action" : { | ||
| "callType" : "call", | ||
| "from" : "0x627306090abab3a6e1400e9345bc60c78a8bef57", | ||
| "gas" : "0xffadea", | ||
| "input" : "0x", | ||
| "to" : "0x0000000000000000000000000000000000000999", | ||
| "value" : "0x1" | ||
| }, | ||
| "result" : { | ||
| "gasUsed" : "0x0", | ||
| "output" : "0x" | ||
| }, | ||
| "subtraces" : 0, | ||
| "traceAddress" : [ ], | ||
| "type" : "call" | ||
| } ], | ||
| "vmTrace" : null | ||
| }, | ||
| "id" : 53 | ||
| }, | ||
| "statusCode" : 200 | ||
| } |
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I've had a very quick look at what/if we are logging RPC methods. It might be worth creating a ticket to have a consistent approach to that.
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#3528