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https://github.com/status-im/nimbus-eth2.git
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f5e9d3ffe4
Annotate the `research` and `test` files for which no further changes are needed to successfully compile them, to not interfere with periodic tasks such as spec reference bumps.
116 lines
4.2 KiB
Nim
116 lines
4.2 KiB
Nim
# beacon_chain
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# Copyright (c) 2022-2024 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [].}
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## Fake execution engine API implementation useful for testing beacon node without a running execution node
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import
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std/typetraits,
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stew/byteutils,
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json_rpc/[rpcserver, errors],
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web3/[conversions, engine_api_types, eth_api_types],
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chronicles
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proc setupEngineAPI*(server: RpcServer) =
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/paris.md#engine_newpayloadv1
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# cannot use `params` as param name. see https:#github.com/status-im/nim-json-rpc/issues/128
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server.rpc("engine_newPayloadV1") do(payload: ExecutionPayloadV1) -> PayloadStatusV1:
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info "engine_newPayloadV1",
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number = $(distinctBase payload.blockNumber), hash = payload.blockHash
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return PayloadStatusV1(
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status: PayloadExecutionStatus.syncing,
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)
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/shanghai.md#engine_newpayloadv2
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server.rpc("engine_newPayloadV2") do(payload: ExecutionPayloadV2) -> PayloadStatusV1:
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info "engine_newPayloadV2", payload
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return PayloadStatusV1(
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status: PayloadExecutionStatus.syncing,
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)
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/paris.md#engine_getpayloadv1
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server.rpc("engine_getPayloadV1") do(payloadId: PayloadID) -> ExecutionPayloadV1:
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info "engine_getPayloadV1",
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id = payloadId.toHex
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raise (ref InvalidRequest)(
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code: engineApiUnknownPayload,
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msg: "Unknown payload"
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)
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/paris.md#engine_exchangetransitionconfigurationv1
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server.rpc("engine_exchangeTransitionConfigurationV1") do(conf: TransitionConfigurationV1) -> TransitionConfigurationV1:
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info "engine_exchangeTransitionConfigurationV1",
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ttd = conf.terminalTotalDifficulty,
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number = uint64(conf.terminalBlockNumber),
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blockHash = conf.terminalBlockHash
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return conf
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/paris.md#engine_forkchoiceupdatedv1
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server.rpc("engine_forkchoiceUpdatedV1") do(
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update: ForkchoiceStateV1,
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payloadAttributes: Option[PayloadAttributesV1]) -> ForkchoiceUpdatedResponse:
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info "engine_forkchoiceUpdatedV1",
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update,
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payloadAttributes
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return ForkchoiceUpdatedResponse(
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payloadStatus: PayloadStatusV1(
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status: PayloadExecutionStatus.syncing))
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# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/shanghai.md#engine_forkchoiceupdatedv2
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server.rpc("engine_forkchoiceUpdatedV2") do(
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forkchoiceState: ForkchoiceStateV1, payloadAttributes: Option[PayloadAttributesV2]) -> ForkchoiceUpdatedResponse:
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info "engine_forkchoiceUpdatedV2",
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forkchoiceState, payloadAttributes
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return ForkchoiceUpdatedResponse(
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payloadStatus: PayloadStatusV1(
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status: PayloadExecutionStatus.syncing))
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server.rpc("eth_getBlockByNumber") do(
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quantityTag: string, fullTransactions: bool) -> JsonString:
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info "eth_getBlockByNumber", quantityTag, fullTransactions
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return if quantityTag == "latest":
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JrpcConv.encode(BlockObject(number: 1000.Quantity)).JsonString
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else:
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"{}".JsonString
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server.rpc("eth_getBlockByHash") do(
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data: string, fullTransactions: bool) -> BlockObject:
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info "eth_getBlockByHash", data = toHex(data), fullTransactions
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return BlockObject(number: 1000.Quantity)
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server.rpc("eth_chainId") do() -> Quantity:
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info "eth_chainId"
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return 1.Quantity
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when isMainModule:
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let server = newRpcHttpServer(
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# authHooks = @[httpJwtAuthHook, httpCorsHook],
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)
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server.addHttpServer(
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initTAddress("127.0.0.1", 8551),
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maxRequestBodySize = 16 * 1024 * 1024)
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server.setupEngineAPI()
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server.start()
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when compiles(waitFor waitSignal(SIGINT)):
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waitFor waitSignal(SIGINT)
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waitFor server.stop()
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else:
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runForever()
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