602 lines
20 KiB
Nim
602 lines
20 KiB
Nim
# Nimbus
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# Copyright (c) 2023 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) or
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# http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
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# http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except
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# according to those terms.
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import
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std/[times, json, strutils],
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stew/byteutils,
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eth/[common, common/eth_types, rlp], chronos,
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web3/engine_api_types,
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json_rpc/[rpcclient, errors, jsonmarshal],
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../../../tests/rpcclient/eth_api,
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../../../premix/parser,
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../../../nimbus/rpc/hexstrings,
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../../../nimbus/beacon/execution_types,
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../../../nimbus/beacon/web3_eth_conv,
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./types
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import web3/engine_api as web3_engine_api
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export
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execution_types,
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rpcclient
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type
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Hash256 = eth_types.Hash256
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VersionedHash = engine_api_types.VersionedHash
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from os import DirSep, AltSep
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const
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sourceDir = currentSourcePath.rsplit({DirSep, AltSep}, 1)[0]
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createRpcSigs(RpcClient, sourceDir & "/engine_callsigs.nim")
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template wrapTry(body: untyped) =
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try:
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body
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except ValueError as e:
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return err(e.msg)
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except JsonRpcError as ex:
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return err(ex.msg)
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template wrapTrySimpleRes(body: untyped) =
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wrapTry:
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let res = waitFor body
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return ok(res)
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proc forkchoiceUpdatedV1*(client: RpcClient,
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update: ForkchoiceStateV1,
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payloadAttributes = none(PayloadAttributesV1)):
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Result[ForkchoiceUpdatedResponse, string] =
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wrapTrySimpleRes:
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client.engine_forkchoiceUpdatedV1(update, payloadAttributes)
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proc forkchoiceUpdatedV2*(client: RpcClient,
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update: ForkchoiceStateV1,
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payloadAttributes = none(PayloadAttributes)):
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Result[ForkchoiceUpdatedResponse, string] =
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wrapTrySimpleRes:
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client.engine_forkchoiceUpdatedV2(update, payloadAttributes)
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proc forkchoiceUpdatedV3*(client: RpcClient,
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update: ForkchoiceStateV1,
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payloadAttributes = none(PayloadAttributes)):
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Result[ForkchoiceUpdatedResponse, string] =
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wrapTrySimpleRes:
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client.engine_forkchoiceUpdatedV3(update, payloadAttributes)
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proc getPayloadV1*(client: RpcClient, payloadId: PayloadID): Result[ExecutionPayloadV1, string] =
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wrapTrySimpleRes:
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client.engine_getPayloadV1(payloadId)
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proc getPayloadV2*(client: RpcClient, payloadId: PayloadID): Result[GetPayloadV2Response, string] =
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wrapTrySimpleRes:
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client.engine_getPayloadV2(payloadId)
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proc getPayloadV3*(client: RpcClient, payloadId: PayloadID): Result[GetPayloadV3Response, string] =
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wrapTrySimpleRes:
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client.engine_getPayloadV3(payloadId)
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proc getPayload*(client: RpcClient,
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payloadId: PayloadID,
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version: Version): Result[GetPayloadResponse, string] =
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if version == Version.V3:
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let x = client.getPayloadV3(payloadId).valueOr:
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return err(error)
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ok(GetPayloadResponse(
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executionPayload: executionPayload(x.executionPayload),
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blockValue: some(x.blockValue),
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blobsBundle: some(x.blobsBundle),
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shouldOverrideBuilder: some(x.shouldOverrideBuilder),
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))
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elif version == Version.V2:
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let x = client.getPayloadV2(payloadId).valueOr:
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return err(error)
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ok(GetPayloadResponse(
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executionPayload: executionPayload(x.executionPayload),
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blockValue: some(x.blockValue)
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))
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else:
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let x = client.getPayloadV1(payloadId).valueOr:
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return err(error)
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ok(GetPayloadResponse(
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executionPayload: executionPayload(x),
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))
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proc forkchoiceUpdated*(client: RpcClient,
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update: ForkchoiceStateV1,
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attr: PayloadAttributes):
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Result[ForkchoiceUpdatedResponse, string] =
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case attr.version
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of Version.V1: client.forkchoiceUpdatedV1(update, some attr.V1)
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of Version.V2: client.forkchoiceUpdatedV2(update, some attr)
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of Version.V3: client.forkchoiceUpdatedV3(update, some attr)
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proc forkchoiceUpdated*(client: RpcClient,
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version: Version,
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update: ForkchoiceStateV1,
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attr = none(PayloadAttributes)):
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Result[ForkchoiceUpdatedResponse, string] =
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case version
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of Version.V1: client.forkchoiceUpdatedV1(update, attr.V1)
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of Version.V2: client.forkchoiceUpdatedV2(update, attr)
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of Version.V3: client.forkchoiceUpdatedV3(update, attr)
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proc newPayloadV1*(client: RpcClient,
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payload: ExecutionPayloadV1):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV1(payload)
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proc newPayloadV2*(client: RpcClient,
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payload: ExecutionPayloadV2):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV2(payload)
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proc newPayloadV2*(client: RpcClient,
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payload: ExecutionPayloadV1OrV2):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV2(payload)
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proc newPayloadV3*(client: RpcClient,
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payload: ExecutionPayloadV3,
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versionedHashes: seq[VersionedHash],
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parentBeaconBlockRoot: FixedBytes[32]
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):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV3(payload, versionedHashes, parentBeaconBlockRoot)
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proc newPayloadV1*(client: RpcClient,
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payload: ExecutionPayload):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV1(payload)
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proc newPayloadV2*(client: RpcClient,
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payload: ExecutionPayload):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV2(payload)
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proc newPayloadV3*(client: RpcClient,
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payload: ExecutionPayload,
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versionedHashes: Option[seq[VersionedHash]],
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parentBeaconBlockRoot: Option[FixedBytes[32]]
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):
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Result[PayloadStatusV1, string] =
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wrapTrySimpleRes:
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client.engine_newPayloadV3(payload, versionedHashes, parentBeaconBlockRoot)
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proc collectBlobHashes(list: openArray[Web3Tx]): seq[Web3Hash] =
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for w3tx in list:
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let tx = ethTx(w3Tx)
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for h in tx.versionedHashes:
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result.add w3Hash(h)
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proc newPayload*(client: RpcClient,
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payload: ExecutionPayload,
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beaconRoot = none(common.Hash256)): Result[PayloadStatusV1, string] =
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case payload.version
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of Version.V1: return client.newPayloadV1(payload.V1)
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of Version.V2: return client.newPayloadV2(payload.V2)
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of Version.V3:
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if beaconRoot.isNone:
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# fallback
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return client.newPayloadV2(payload.V2)
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let versionedHashes = collectBlobHashes(payload.transactions)
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return client.newPayloadV3(payload.V3,
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versionedHashes,
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w3Hash beaconRoot.get)
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proc newPayload*(client: RpcClient,
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version: Version,
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payload: ExecutableData): Result[PayloadStatusV1, string] =
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case version
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of Version.V1: return client.newPayloadV1(payload.basePayload)
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of Version.V2: return client.newPayloadV2(payload.basePayload)
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of Version.V3:
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return client.newPayloadV3(payload.basePayload,
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w3Hashes payload.versionedHashes,
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w3Hash payload.beaconRoot)
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proc exchangeCapabilities*(client: RpcClient,
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methods: seq[string]):
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Result[seq[string], string] =
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wrapTrySimpleRes:
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client.engine_exchangeCapabilities(methods)
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proc toBlockNumber(n: Option[HexQuantityStr]): common.BlockNumber =
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if n.isNone:
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return 0.toBlockNumber
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toBlockNumber(hexToInt(string n.get, uint64))
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proc toBlockNonce(n: Option[HexDataStr]): common.BlockNonce =
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if n.isNone:
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return default(BlockNonce)
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hexToByteArray(string n.get, result)
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proc maybeU256(n: Option[HexQuantityStr]): Option[UInt256] =
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if n.isNone:
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return none(UInt256)
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some(UInt256.fromHex(string n.get))
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proc maybeU64(n: Option[HexQuantityStr]): Option[uint64] =
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if n.isNone:
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return none(uint64)
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some(hexToInt(string n.get, uint64))
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proc maybeBool(n: Option[HexQuantityStr]): Option[bool] =
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if n.isNone:
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return none(bool)
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some(hexToInt(string n.get, int).bool)
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proc maybeChainId(n: Option[HexQuantityStr]): Option[ChainId] =
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if n.isNone:
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return none(ChainId)
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some(hexToInt(string n.get, int).ChainId)
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proc maybeInt(n: Option[HexQuantityStr]): Option[int] =
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if n.isNone:
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return none(int)
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some(hexToInt(string n.get, int))
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proc toBlockHeader(bc: eth_api.BlockObject): common.BlockHeader =
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common.BlockHeader(
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blockNumber : toBlockNumber(bc.number),
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parentHash : bc.parentHash,
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nonce : toBlockNonce(bc.nonce),
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ommersHash : bc.sha3Uncles,
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bloom : BloomFilter bc.logsBloom,
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txRoot : bc.transactionsRoot,
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stateRoot : bc.stateRoot,
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receiptRoot : bc.receiptsRoot,
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coinbase : bc.miner,
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difficulty : UInt256.fromHex(string bc.difficulty),
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extraData : hexToSeqByte(string bc.extraData),
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mixDigest : bc.mixHash,
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gasLimit : hexToInt(string bc.gasLimit, GasInt),
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gasUsed : hexToInt(string bc.gasUsed, GasInt),
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timestamp : EthTime hexToInt(string bc.timestamp, uint64),
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fee : maybeU256(bc.baseFeePerGas),
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withdrawalsRoot: bc.withdrawalsRoot,
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blobGasUsed : maybeU64(bc.blobGasUsed),
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excessBlobGas : maybeU64(bc.excessBlobGas),
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parentBeaconBlockRoot: bc.parentBeaconBlockRoot,
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)
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proc toTransactions(txs: openArray[JsonNode]): seq[Transaction] =
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for x in txs:
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result.add parseTransaction(x)
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proc toWithdrawal(wd: rpc_types.WithdrawalObject): Withdrawal =
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Withdrawal(
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index: hexToInt(string wd.index, uint64),
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validatorIndex: hexToInt(string wd.validatorIndex, uint64),
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address: wd.address,
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amount: hexToInt(string wd.amount, uint64),
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)
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proc toWithdrawals(list: seq[rpc_types.WithdrawalObject]): seq[Withdrawal] =
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result = newSeqOfCap[Withdrawal](list.len)
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for wd in list:
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result.add toWithdrawal(wd)
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proc toWithdrawals(list: Option[seq[rpc_types.WithdrawalObject]]): Option[seq[Withdrawal]] =
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if list.isNone:
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return none(seq[Withdrawal])
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some(toWithdrawals(list.get))
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type
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RPCReceipt* = object
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txHash*: Hash256
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txIndex*: int
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blockHash*: Hash256
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blockNumber*: uint64
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sender*: EthAddress
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to*: Option[EthAddress]
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cumulativeGasUsed*: GasInt
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gasUsed*: GasInt
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contractAddress*: Option[EthAddress]
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logs*: seq[FilterLog]
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logsBloom*: FixedBytes[256]
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recType*: ReceiptType
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stateRoot*: Option[Hash256]
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status*: Option[bool]
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effectiveGasPrice*: GasInt
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blobGasUsed*: Option[uint64]
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blobGasPrice*: Option[UInt256]
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RPCTx* = object
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txType*: TxType
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blockHash*: Option[Hash256] # none if pending
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blockNumber*: Option[uint64]
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sender*: EthAddress
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gasLimit*: GasInt
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gasPrice*: GasInt
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maxFeePerGas*: GasInt
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maxPriorityFeePerGas*: GasInt
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hash*: Hash256
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payload*: seq[byte]
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nonce*: AccountNonce
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to*: Option[EthAddress]
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txIndex*: Option[int]
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value*: UInt256
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v*: int64
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r*: UInt256
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s*: UInt256
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chainId*: Option[ChainId]
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accessList*: Option[seq[rpc_types.AccessTuple]]
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maxFeePerBlobGas*: Option[UInt256]
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versionedHashes*: Option[VersionedHashes]
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proc toRPCReceipt(rec: eth_api.ReceiptObject): RPCReceipt =
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RPCReceipt(
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txHash: rec.transactionHash,
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txIndex: hexToInt(string rec.transactionIndex, int),
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blockHash: rec.blockHash,
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blockNumber: hexToInt(string rec.blockNumber, uint64),
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sender: rec.`from`,
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to: rec.to,
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cumulativeGasUsed: hexToInt(string rec.cumulativeGasUsed, GasInt),
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gasUsed: hexToInt(string rec.gasUsed, GasInt),
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contractAddress: rec.contractAddress,
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logs: rec.logs,
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logsBloom: rec.logsBloom,
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recType: hexToInt(string rec.`type`, int).ReceiptType,
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stateRoot: rec.root,
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status: maybeBool(rec.status),
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effectiveGasPrice: hexToInt(string rec.effectiveGasPrice, GasInt),
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blobGasUsed: maybeU64(rec.blobGasUsed),
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blobGasPrice: maybeU256(rec.blobGasPrice),
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)
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proc toRPCTx(tx: eth_api.TransactionObject): RPCTx =
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RPCTx(
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txType: hexToInt(string tx.`type`, int).TxType,
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blockHash: tx.blockHash,
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blockNumber: maybeU64 tx.blockNumber,
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sender: tx.`from`,
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gasLimit: hexToInt(string tx.gas, GasInt),
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gasPrice: hexToInt(string tx.gasPrice, GasInt),
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maxFeePerGas: hexToInt(string tx.maxFeePerGas, GasInt),
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maxPriorityFeePerGas: hexToInt(string tx.maxPriorityFeePerGas, GasInt),
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hash: tx.hash,
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payload: tx.input,
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nonce: hexToInt(string tx.nonce, AccountNonce),
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to: tx.to,
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txIndex: maybeInt(tx.transactionIndex),
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value: UInt256.fromHex(string tx.value),
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v: hexToInt(string tx.v, int64),
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r: UInt256.fromHex(string tx.r),
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s: UInt256.fromHex(string tx.s),
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chainId: maybeChainId(tx.chainId),
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accessList: tx.accessList,
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maxFeePerBlobGas: maybeU256(tx.maxFeePerBlobGas),
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versionedHashes: tx.versionedHashes,
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)
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proc waitForTTD*(client: RpcClient,
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ttd: DifficultyInt): Future[(common.BlockHeader, bool)] {.async.} =
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let period = chronos.seconds(5)
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var loop = 0
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var emptyHeader: common.BlockHeader
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while loop < 5:
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let res = await client.eth_getBlockByNumber("latest", false)
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if res.isNone:
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return (emptyHeader, false)
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let bc = res.get()
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if hexToInt(string bc.totalDifficulty, int64).u256 >= ttd:
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return (toBlockHeader(bc), true)
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await sleepAsync(period)
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inc loop
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return (emptyHeader, false)
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proc blockNumber*(client: RpcClient): Result[uint64, string] =
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wrapTry:
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let res = waitFor client.eth_blockNumber()
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return ok(hexToInt(string res, uint64))
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proc headerByNumber*(client: RpcClient, number: uint64): Result[common.BlockHeader, string] =
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wrapTry:
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let qty = encodeQuantity(number)
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let res = waitFor client.eth_getBlockByNumber(string qty, false)
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if res.isNone:
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return err("failed to get blockHeader: " & $number)
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return ok(res.get.toBlockHeader)
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proc blockByNumber*(client: RpcClient, number: uint64, output: var common.EthBlock): Result[void, string] =
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wrapTry:
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let qty = encodeQuantity(number)
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let res = waitFor client.eth_getBlockByNumber(string qty, true)
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if res.isNone:
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return err("failed to get block: " & $number)
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let blk = res.get()
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output.header = toBlockHeader(blk)
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output.txs = toTransactions(blk.transactions)
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output.withdrawals = toWithdrawals(blk.withdrawals)
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return ok()
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proc headerByHash*(client: RpcClient, hash: Hash256): Result[common.BlockHeader, string] =
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wrapTry:
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let res = waitFor client.eth_getBlockByHash(hash, false)
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if res.isNone:
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return err("failed to get block: " & hash.data.toHex)
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return ok(res.get.toBlockHeader)
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proc latestHeader*(client: RpcClient): Result[common.BlockHeader, string] =
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wrapTry:
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let res = waitFor client.eth_getBlockByNumber("latest", false)
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if res.isNone:
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return err("failed to get latest blockHeader")
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return ok(res.get.toBlockHeader)
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proc latestBlock*(client: RpcClient): Result[common.EthBlock, string] =
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wrapTry:
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let res = waitFor client.eth_getBlockByNumber("latest", true)
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if res.isNone:
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return err("failed to get latest blockHeader")
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let blk = res.get()
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let output = EthBlock(
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header: toBlockHeader(blk),
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txs: toTransactions(blk.transactions),
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withdrawals: toWithdrawals(blk.withdrawals),
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)
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return ok(output)
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proc namedHeader*(client: RpcClient, name: string): Result[common.BlockHeader, string] =
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wrapTry:
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let res = waitFor client.eth_getBlockByNumber(name, false)
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if res.isNone:
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return err("failed to get named blockHeader")
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return ok(res.get.toBlockHeader)
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proc sendTransaction*(client: RpcClient, tx: common.Transaction): Result[void, string] =
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wrapTry:
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let encodedTx = rlp.encode(tx)
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let res = waitFor client.eth_sendRawTransaction(hexDataStr(encodedTx))
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let txHash = rlpHash(tx)
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let getHash = Hash256(data: hexToByteArray[32](string res))
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if txHash != getHash:
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return err("sendTransaction: tx hash mismatch")
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return ok()
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proc balanceAt*(client: RpcClient, address: EthAddress): Result[UInt256, string] =
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wrapTry:
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let res = waitFor client.eth_getBalance(ethAddressStr(address), "latest")
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return ok(UInt256.fromHex(res.string))
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proc balanceAt*(client: RpcClient, address: EthAddress, blockNumber: UInt256): Result[UInt256, string] =
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wrapTry:
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let qty = encodeQuantity(blockNumber)
|
|
let res = waitFor client.eth_getBalance(ethAddressStr(address), qty.string)
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc nonceAt*(client: RpcClient, address: EthAddress): Result[AccountNonce, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionCount(ethAddressStr(address), "latest")
|
|
return ok(fromHex[AccountNonce](res.string))
|
|
|
|
proc txReceipt*(client: RpcClient, txHash: Hash256): Result[RPCReceipt, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionReceipt(txHash)
|
|
if res.isNone:
|
|
return err("failed to get receipt: " & txHash.data.toHex)
|
|
return ok(toRPCReceipt res.get)
|
|
|
|
proc txByHash*(client: RpcClient, txHash: Hash256): Result[RPCTx, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionByHash(txHash)
|
|
if res.isNone:
|
|
return err("failed to get transaction: " & txHash.data.toHex)
|
|
return ok(toRPCTx res.get)
|
|
|
|
proc toDataStr(slot: UInt256): HexDataStr =
|
|
let hex = slot.toHex
|
|
let prefix = if hex.len mod 2 == 0: "0x" else: "0x0"
|
|
HexDataStr(prefix & hex)
|
|
|
|
proc storageAt*(client: RpcClient, address: EthAddress, slot: UInt256): Result[UInt256, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getStorageAt(ethAddressStr(address), toDataStr(slot), "latest")
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc storageAt*(client: RpcClient, address: EthAddress, slot: UInt256, number: common.BlockNumber): Result[UInt256, string] =
|
|
wrapTry:
|
|
let tag = encodeQuantity(number)
|
|
let res = waitFor client.eth_getStorageAt(ethAddressStr(address), toDataStr(slot), tag.string)
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc verifyPoWProgress*(client: RpcClient, lastBlockHash: Hash256): Future[Result[void, string]] {.async.} =
|
|
let res = await client.eth_getBlockByHash(lastBlockHash, false)
|
|
if res.isNone:
|
|
return err("cannot get block by hash " & lastBlockHash.data.toHex)
|
|
|
|
let header = res.get()
|
|
let number = toBlockNumber(header.number)
|
|
|
|
let period = chronos.seconds(3)
|
|
var loop = 0
|
|
while loop < 5:
|
|
let res = await client.eth_getBlockByNumber("latest", false)
|
|
if res.isNone:
|
|
return err("cannot get latest block")
|
|
|
|
# Chain has progressed, check that the next block is also PoW
|
|
# Difficulty must NOT be zero
|
|
let bc = res.get()
|
|
let diff = hexToInt(string bc.difficulty, int64)
|
|
if diff == 0:
|
|
return err("Expected PoW chain to progress in PoW mode, but following block difficulty: " & $diff)
|
|
|
|
if toBlockNumber(bc.number) > number:
|
|
return ok()
|
|
|
|
await sleepAsync(period)
|
|
inc loop
|
|
|
|
return err("verify PoW Progress timeout")
|
|
|
|
|
|
proc debugPrevRandaoTransaction*(client: RpcClient, tx: Transaction, expectedPrevRandao: Hash256): Result[void, string] =
|
|
wrapTry:
|
|
let hash = tx.rlpHash
|
|
# we only interested in stack, disable all other elems
|
|
let opts = %* {
|
|
"disableStorage": true,
|
|
"disableMemory": true,
|
|
"disableState": true,
|
|
"disableStateDiff": true
|
|
}
|
|
|
|
let res = waitFor client.call("debug_traceTransaction", %[%hash, opts])
|
|
let structLogs = res["structLogs"]
|
|
|
|
var prevRandaoFound = false
|
|
for i, x in structLogs.elems:
|
|
let op = x["op"].getStr
|
|
if op != "DIFFICULTY": continue
|
|
|
|
if i+1 >= structLogs.len:
|
|
return err("No information after PREVRANDAO operation")
|
|
|
|
prevRandaoFound = true
|
|
let stack = structLogs[i+1]["stack"]
|
|
if stack.len < 1:
|
|
return err("Invalid stack after PREVRANDAO operation")
|
|
|
|
let stackHash = Hash256(data: hextoByteArray[32](stack[0].getStr))
|
|
if stackHash != expectedPrevRandao:
|
|
return err("Invalid stack after PREVRANDAO operation $1 != $2" % [stackHash.data.toHex, expectedPrevRandao.data.toHex])
|
|
|
|
if not prevRandaoFound:
|
|
return err("PREVRANDAO opcode not found")
|
|
|
|
return ok()
|
|
|
|
template expectBalanceEqual*(res: Result[UInt256, string], account: EthAddress,
|
|
expectedBalance: UInt256): auto =
|
|
if res.isErr:
|
|
return err(res.error)
|
|
if res.get != expectedBalance:
|
|
return err("invalid wd balance at $1, expect $2, get $3" % [
|
|
account.toHex, $expectedBalance, $res.get])
|
|
|
|
template expectStorageEqual*(res: Result[UInt256, string], account: EthAddress,
|
|
expectedValue: UInt256): auto =
|
|
if res.isErr:
|
|
return err(res.error)
|
|
if res.get != expectedValue:
|
|
return err("invalid wd storage at $1 is $2, expect $3" % [
|
|
account.toHex, $res.get, $expectedValue])
|