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Add block trace RPC methods (PegaSysEng#1088)
Implements debug_traceBlock, debug_traceBlockByHash and debug_traceBlockByNumber methods.
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91 changes: 91 additions & 0 deletions
91
...rc/main/java/tech/pegasys/pantheon/ethereum/jsonrpc/internal/methods/DebugTraceBlock.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /* | ||
| * Copyright 2019 ConsenSys AG. | ||
| * | ||
| * 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. | ||
| */ | ||
| package tech.pegasys.pantheon.ethereum.jsonrpc.internal.methods; | ||
|
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| import tech.pegasys.pantheon.ethereum.core.Block; | ||
| import tech.pegasys.pantheon.ethereum.core.BlockHashFunction; | ||
| import tech.pegasys.pantheon.ethereum.debug.TraceOptions; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.JsonRpcRequest; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.JsonRpcParameter; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.TransactionTraceParams; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTrace; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTracer; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.queries.BlockchainQueries; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcError; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcErrorResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcSuccessResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.results.DebugTraceTransactionResult; | ||
| import tech.pegasys.pantheon.ethereum.rlp.RLP; | ||
| import tech.pegasys.pantheon.ethereum.rlp.RLPException; | ||
| import tech.pegasys.pantheon.ethereum.vm.DebugOperationTracer; | ||
| import tech.pegasys.pantheon.util.bytes.BytesValue; | ||
|
|
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| import java.util.Collection; | ||
|
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| import org.apache.logging.log4j.LogManager; | ||
| import org.apache.logging.log4j.Logger; | ||
|
|
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| public class DebugTraceBlock implements JsonRpcMethod { | ||
|
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| private static final Logger LOG = LogManager.getLogger(); | ||
| private final JsonRpcParameter parameters; | ||
| private final BlockTracer blockTracer; | ||
| private final BlockHashFunction blockHashFunction; | ||
| private final BlockchainQueries blockchain; | ||
|
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| public DebugTraceBlock( | ||
| final JsonRpcParameter parameters, | ||
| final BlockTracer blockTracer, | ||
| final BlockHashFunction blockHashFunction, | ||
| final BlockchainQueries blockchain) { | ||
| this.parameters = parameters; | ||
| this.blockTracer = blockTracer; | ||
| this.blockHashFunction = blockHashFunction; | ||
| this.blockchain = blockchain; | ||
| } | ||
|
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| @Override | ||
| public String getName() { | ||
| return "debug_traceBlock"; | ||
| } | ||
|
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| @Override | ||
| public JsonRpcResponse response(final JsonRpcRequest request) { | ||
| final String input = parameters.required(request.getParams(), 0, String.class); | ||
| final Block block; | ||
| try { | ||
| block = Block.readFrom(RLP.input(BytesValue.fromHexString(input)), this.blockHashFunction); | ||
| } catch (final RLPException e) { | ||
| LOG.debug("Failed to parse block RLP", e); | ||
| return new JsonRpcErrorResponse(request.getId(), JsonRpcError.INVALID_PARAMS); | ||
| } | ||
| final TraceOptions traceOptions = | ||
| parameters | ||
| .optional(request.getParams(), 1, TransactionTraceParams.class) | ||
| .map(TransactionTraceParams::traceOptions) | ||
| .orElse(TraceOptions.DEFAULT); | ||
|
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| if (this.blockchain.blockByHash(block.getHeader().getParentHash()).isPresent()) { | ||
| final Collection<DebugTraceTransactionResult> results = | ||
| blockTracer | ||
| .trace(block, new DebugOperationTracer(traceOptions)) | ||
| .map(BlockTrace::getTransactionTraces) | ||
| .map(DebugTraceTransactionResult::of) | ||
| .orElse(null); | ||
| return new JsonRpcSuccessResponse(request.getId(), results); | ||
| } else { | ||
| return new JsonRpcErrorResponse(request.getId(), JsonRpcError.PARENT_BLOCK_NOT_FOUND); | ||
| } | ||
| } | ||
| } |
61 changes: 61 additions & 0 deletions
61
...n/java/tech/pegasys/pantheon/ethereum/jsonrpc/internal/methods/DebugTraceBlockByHash.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| /* | ||
| * Copyright 2019 ConsenSys AG. | ||
| * | ||
| * 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. | ||
| */ | ||
| package tech.pegasys.pantheon.ethereum.jsonrpc.internal.methods; | ||
|
|
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| import tech.pegasys.pantheon.ethereum.core.Hash; | ||
| import tech.pegasys.pantheon.ethereum.debug.TraceOptions; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.JsonRpcRequest; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.JsonRpcParameter; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.TransactionTraceParams; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTrace; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTracer; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcSuccessResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.results.DebugTraceTransactionResult; | ||
| import tech.pegasys.pantheon.ethereum.vm.DebugOperationTracer; | ||
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| import java.util.Collection; | ||
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| public class DebugTraceBlockByHash implements JsonRpcMethod { | ||
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| private final JsonRpcParameter parameters; | ||
| private final BlockTracer blockTracer; | ||
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| public DebugTraceBlockByHash(final JsonRpcParameter parameters, final BlockTracer blockTracer) { | ||
| this.parameters = parameters; | ||
| this.blockTracer = blockTracer; | ||
| } | ||
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| @Override | ||
| public String getName() { | ||
| return "debug_traceBlockByHash"; | ||
| } | ||
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| @Override | ||
| public JsonRpcResponse response(final JsonRpcRequest request) { | ||
| final Hash blockHash = parameters.required(request.getParams(), 0, Hash.class); | ||
| final TraceOptions traceOptions = | ||
| parameters | ||
| .optional(request.getParams(), 1, TransactionTraceParams.class) | ||
| .map(TransactionTraceParams::traceOptions) | ||
| .orElse(TraceOptions.DEFAULT); | ||
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| final Collection<DebugTraceTransactionResult> results = | ||
| blockTracer | ||
| .trace(blockHash, new DebugOperationTracer(traceOptions)) | ||
| .map(BlockTrace::getTransactionTraces) | ||
| .map(DebugTraceTransactionResult::of) | ||
| .orElse(null); | ||
| return new JsonRpcSuccessResponse(request.getId(), results); | ||
| } | ||
| } |
73 changes: 73 additions & 0 deletions
73
...java/tech/pegasys/pantheon/ethereum/jsonrpc/internal/methods/DebugTraceBlockByNumber.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| /* | ||
| * Copyright 2019 ConsenSys AG. | ||
| * | ||
| * 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. | ||
| */ | ||
| package tech.pegasys.pantheon.ethereum.jsonrpc.internal.methods; | ||
|
|
||
| import tech.pegasys.pantheon.ethereum.core.Hash; | ||
| import tech.pegasys.pantheon.ethereum.debug.TraceOptions; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.JsonRpcRequest; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.JsonRpcParameter; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.parameters.TransactionTraceParams; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTrace; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.processor.BlockTracer; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.queries.BlockchainQueries; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.response.JsonRpcSuccessResponse; | ||
| import tech.pegasys.pantheon.ethereum.jsonrpc.internal.results.DebugTraceTransactionResult; | ||
| import tech.pegasys.pantheon.ethereum.vm.DebugOperationTracer; | ||
|
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| import java.util.Collection; | ||
| import java.util.Optional; | ||
|
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| public class DebugTraceBlockByNumber implements JsonRpcMethod { | ||
|
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| private final JsonRpcParameter parameters; | ||
| private final BlockTracer blockTracer; | ||
| private final BlockchainQueries blockchain; | ||
|
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| public DebugTraceBlockByNumber( | ||
| final JsonRpcParameter parameters, | ||
| final BlockTracer blockTracer, | ||
| final BlockchainQueries blockchain) { | ||
| this.parameters = parameters; | ||
| this.blockTracer = blockTracer; | ||
| this.blockchain = blockchain; | ||
| } | ||
|
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| @Override | ||
| public String getName() { | ||
| return "debug_traceBlockByNumber"; | ||
| } | ||
|
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| @Override | ||
| public JsonRpcResponse response(final JsonRpcRequest request) { | ||
| final Long blockNumber = parameters.required(request.getParams(), 0, Long.class); | ||
| final Optional<Hash> blockHash = this.blockchain.getBlockHashByNumber(blockNumber); | ||
| final TraceOptions traceOptions = | ||
| parameters | ||
| .optional(request.getParams(), 1, TransactionTraceParams.class) | ||
| .map(TransactionTraceParams::traceOptions) | ||
| .orElse(TraceOptions.DEFAULT); | ||
|
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| final Collection<DebugTraceTransactionResult> results = | ||
| blockHash | ||
| .map( | ||
| hash -> | ||
| blockTracer | ||
| .trace(hash, new DebugOperationTracer(traceOptions)) | ||
| .map(BlockTrace::getTransactionTraces) | ||
| .map(DebugTraceTransactionResult::of)) | ||
| .orElse(null) | ||
| .get(); | ||
| return new JsonRpcSuccessResponse(request.getId(), results); | ||
| } | ||
| } |
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