63 lines
2.7 KiB
Nim
63 lines
2.7 KiB
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import
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strutils, hexstrings, eth_p2p, options,
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../db/[db_chain, state_db, storage_types],
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json_rpc/rpcserver, json, macros, rpc_utils,
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eth_common, ../tracer, ../vm_state, ../vm_types
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type
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TraceTxOptions = object
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disableStorage: Option[bool]
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disableMemory: Option[bool]
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disableStack: Option[bool]
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disableState: Option[bool]
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proc isTrue(x: Option[bool]): bool =
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result = x.isSome and x.get() == true
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proc setupDebugRpc*(chainDB: BaseChainDB, rpcsrv: RpcServer) =
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proc getBlockBody(hash: Hash256): BlockBody =
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if not chainDB.getBlockBody(hash, result):
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raise newException(ValueError, "Error when retrieving block body")
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rpcsrv.rpc("debug_traceTransaction") do(data: EthHashStr, options: Option[TraceTxOptions]) -> JsonNode:
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## The traceTransaction debugging method will attempt to run the transaction in the exact
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## same manner as it was executed on the network. It will replay any transaction that may
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## have been executed prior to this one before it will finally attempt to execute the
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## transaction that corresponds to the given hash.
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##
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## In addition to the hash of the transaction you may give it a secondary optional argument,
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## which specifies the options for this specific call. The possible options are:
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##
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## * disableStorage: BOOL. Setting this to true will disable storage capture (default = false).
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## * disableMemory: BOOL. Setting this to true will disable memory capture (default = false).
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## * disableStack: BOOL. Setting this to true will disable stack capture (default = false).
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## * disableState: BOOL. Setting this to true will disable state trie capture (default = false).
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let
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txHash = toHash(data)
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txDetails = chainDB.getTransactionKey(txHash)
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blockHeader = chainDB.getBlockHeader(txDetails.blockNumber)
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blockHash = chainDB.getBlockHash(txDetails.blockNumber)
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blockBody = getBlockBody(blockHash)
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var
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flags: set[TracerFlags]
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if options.isSome:
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let opts = options.get
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if opts.disableStorage.isTrue: flags.incl TracerFlags.DisableStorage
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if opts.disableMemory.isTrue: flags.incl TracerFlags.DisableMemory
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if opts.disableStack.isTrue: flags.incl TracerFlags.DisableStack
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if opts.disableState.isTrue: flags.incl TracerFlags.DisableState
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traceTransaction(chainDB, blockHeader, blockBody, txDetails.index, flags)
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