142 lines
5.5 KiB
Nim
142 lines
5.5 KiB
Nim
# beacon_chain
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# Copyright (c) 2021-2024 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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import std/sequtils
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import chronicles
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import ".."/beacon_node,
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".."/spec/forks,
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"."/[rest_utils, state_ttl_cache]
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from ../fork_choice/proto_array import ProtoArrayItem, items
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export rest_utils
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logScope: topics = "rest_debug"
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proc installDebugApiHandlers*(router: var RestRouter, node: BeaconNode) =
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# https://ethereum.github.io/beacon-APIs/#/Debug/getState
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router.api2(MethodGet,
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"/eth/v1/debug/beacon/states/{state_id}") do (
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state_id: StateIdent) -> RestApiResponse:
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RestApiResponse.jsonError(
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Http410, DeprecatedRemovalBeaconBlocksDebugStateV1)
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# https://ethereum.github.io/beacon-APIs/#/Debug/getStateV2
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router.api2(MethodGet,
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"/eth/v2/debug/beacon/states/{state_id}") do (
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state_id: StateIdent) -> RestApiResponse:
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let bslot =
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block:
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if state_id.isErr():
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return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
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$state_id.error())
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let bres = node.getBlockSlotId(state_id.get())
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if bres.isErr():
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return RestApiResponse.jsonError(Http404, StateNotFoundError,
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$bres.error())
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bres.get()
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let contentType =
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block:
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let res = preferredContentType(jsonMediaType,
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sszMediaType)
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if res.isErr():
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return RestApiResponse.jsonError(Http406, ContentNotAcceptableError)
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res.get()
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node.withStateForBlockSlotId(bslot):
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return
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if contentType == jsonMediaType:
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RestApiResponse.jsonResponseState(
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state, node.getStateOptimistic(state))
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elif contentType == sszMediaType:
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let headers = [("eth-consensus-version", state.kind.toString())]
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withState(state):
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RestApiResponse.sszResponse(forkyState.data, headers)
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else:
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RestApiResponse.jsonError(Http500, InvalidAcceptError)
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RestApiResponse.jsonError(Http404, StateNotFoundError)
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# https://ethereum.github.io/beacon-APIs/#/Debug/getDebugChainHeads
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router.api2(MethodGet,
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"/eth/v1/debug/beacon/heads") do () -> RestApiResponse:
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RestApiResponse.jsonError(
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Http410, DeprecatedRemovalGetDebugChainHeadsV1)
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# https://ethereum.github.io/beacon-APIs/#/Debug/getDebugChainHeadsV2
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router.api2(MethodGet,
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"/eth/v2/debug/beacon/heads") do () -> RestApiResponse:
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RestApiResponse.jsonResponse(
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node.dag.heads.mapIt(
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RestChainHeadV2(
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root: it.root,
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slot: it.slot,
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execution_optimistic: not it.executionValid
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)
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)
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)
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# https://ethereum.github.io/beacon-APIs/?urls.primaryName=dev#/Debug/getDebugForkChoice
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router.api2(MethodGet,
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"/eth/v1/debug/fork_choice") do () -> RestApiResponse:
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template forkChoice: auto = node.attestationPool[].forkChoice
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var response = GetForkChoiceResponse(
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justified_checkpoint: forkChoice.checkpoints.justified.checkpoint,
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finalized_checkpoint: forkChoice.checkpoints.finalized,
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extra_data: RestExtraData(
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version: some($forkChoice.backend.proto_array.version)))
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for item in forkChoice.backend.proto_array:
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let
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unrealized = item.unrealized.get(item.checkpoints)
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u_justified_checkpoint =
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if unrealized.justified != item.checkpoints.justified:
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some unrealized.justified
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else:
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none(Checkpoint)
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u_finalized_checkpoint =
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if unrealized.finalized != item.checkpoints.finalized:
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some unrealized.finalized
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else:
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none(Checkpoint)
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response.fork_choice_nodes.add RestNode(
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slot: item.bid.slot,
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block_root: item.bid.root,
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parent_root: item.parent,
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justified_epoch: item.checkpoints.justified.epoch,
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finalized_epoch: item.checkpoints.finalized.epoch,
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weight: cast[uint64](item.weight),
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validity:
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if item.invalid:
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RestNodeValidity.invalid
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else:
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# Fork choice doesn't necessarily prune finalized blocks in a
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# synchronized way to the chaindag, so can't assume that when
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# item.bid.slot is before finalizedHead, it has shared status
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# regarding optimistic/validity as finalizedHead, so fallback
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# to optimistic is more appropriate for this REST endpoint.
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let blck = node.dag.getBlockRef(item.bid.root)
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if blck.isNone() or not blck.get.executionValid:
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RestNodeValidity.optimistic
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else:
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RestNodeValidity.valid,
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execution_block_hash:
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node.dag.loadExecutionBlockHash(item.bid).get(ZERO_HASH),
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extra_data: some RestNodeExtraData(
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justified_root: item.checkpoints.justified.root,
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finalized_root: item.checkpoints.finalized.root,
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u_justified_checkpoint: u_justified_checkpoint,
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u_finalized_checkpoint: u_finalized_checkpoint,
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best_child: item.bestChild,
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bestDescendant: item.bestDescendant))
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RestApiResponse.jsonResponsePlain(response)
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