2021-04-16 08:49:37 +00:00
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# Copyright (c) 2018-2021 Status Research & Development GmbH
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2021-03-23 22:50:18 +00:00
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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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2021-09-23 22:13:25 +00:00
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import std/[typetraits, strutils]
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import stew/[results, base10], chronicles, json_serialization,
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json_serialization/std/[options, net],
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nimcrypto/utils as ncrutils
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import ".."/[beacon_chain_db, beacon_node_common],
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".."/networking/eth2_network,
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".."/consensus_object_pools/[blockchain_dag, spec_cache,
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attestation_pool, sync_committee_msg_pool],
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".."/validators/validator_duties,
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".."/spec/[forks, network],
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".."/spec/datatypes/[phase0, altair],
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"."/rest_utils
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logScope: topics = "rest_validatorapi"
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proc installValidatorApiHandlers*(router: var RestRouter, node: BeaconNode) =
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# https://ethereum.github.io/beacon-APIs/#/Validator/getAttesterDuties
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router.api(MethodPost, "/api/eth/v1/validator/duties/attester/{epoch}") do (
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epoch: Epoch, contentBody: Option[ContentBody]) -> RestApiResponse:
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let indexList =
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block:
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if contentBody.isNone():
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return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
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let dres = decodeBody(seq[RestValidatorIndex], contentBody.get())
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if dres.isErr():
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return RestApiResponse.jsonError(Http400,
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InvalidValidatorIndexValueError,
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$dres.error())
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var res: seq[ValidatorIndex]
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let items = dres.get()
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for item in items:
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let vres = item.toValidatorIndex()
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if vres.isErr():
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case vres.error()
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of ValidatorIndexError.TooHighValue:
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return RestApiResponse.jsonError(Http400,
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TooHighValidatorIndexValueError)
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of ValidatorIndexError.UnsupportedValue:
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return RestApiResponse.jsonError(Http500,
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UnsupportedValidatorIndexValueError)
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res.add(vres.get())
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if len(res) == 0:
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return RestApiResponse.jsonError(Http400,
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EmptyValidatorIndexArrayError)
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res
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let qepoch =
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block:
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if epoch.isErr():
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return RestApiResponse.jsonError(Http400, InvalidEpochValueError,
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$epoch.error())
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let res = epoch.get()
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if res > MaxEpoch:
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return RestApiResponse.jsonError(Http400, EpochOverflowValueError)
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res
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let qhead =
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block:
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let res = node.getCurrentHead(qepoch)
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if res.isErr():
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return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
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res.get()
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let droot =
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if qepoch >= Epoch(2):
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qhead.atSlot(compute_start_slot_at_epoch(qepoch - 1) - 1).blck.root
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else:
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node.dag.genesis.root
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let duties =
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block:
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var res: seq[RestAttesterDuty]
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let epochRef = node.dag.getEpochRef(qhead, qepoch)
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let committees_per_slot = get_committee_count_per_slot(epochRef)
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for i in 0 ..< SLOTS_PER_EPOCH:
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let slot = compute_start_slot_at_epoch(qepoch) + i
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for committee_index in 0'u64 ..< committees_per_slot:
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let commitee = get_beacon_committee(
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epochRef, slot, CommitteeIndex(committee_index)
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)
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for index_in_committee, validator_index in commitee:
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if validator_index in indexList:
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let validator_key = epochRef.validatorKey(validator_index)
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if validator_key.isSome():
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res.add(
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RestAttesterDuty(
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pubkey: validator_key.get().toPubKey(),
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validator_index: validator_index,
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committee_index: CommitteeIndex(committee_index),
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committee_length: lenu64(commitee),
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committees_at_slot: committees_per_slot,
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validator_committee_index:
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ValidatorIndex(index_in_committee),
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slot: slot
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)
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)
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res
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return RestApiResponse.jsonResponseWRoot(duties, droot)
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# https://ethereum.github.io/beacon-APIs/#/Validator/getProposerDuties
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router.api(MethodGet, "/api/eth/v1/validator/duties/proposer/{epoch}") do (
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epoch: Epoch) -> RestApiResponse:
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let qepoch =
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block:
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if epoch.isErr():
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return RestApiResponse.jsonError(Http400, InvalidEpochValueError,
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$epoch.error())
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let res = epoch.get()
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if res > MaxEpoch:
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return RestApiResponse.jsonError(Http400, EpochOverflowValueError)
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res
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let qhead =
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block:
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let res = node.getCurrentHead(qepoch)
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if res.isErr():
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return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
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res.get()
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let droot =
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if qepoch >= Epoch(2):
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qhead.atSlot(compute_start_slot_at_epoch(qepoch - 1) - 1).blck.root
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else:
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node.dag.genesis.root
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let duties =
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block:
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var res: seq[RestProposerDuty]
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let epochRef = node.dag.getEpochRef(qhead, qepoch)
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for i, bp in epochRef.beacon_proposers:
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if i == 0 and qepoch == 0:
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# Fix for https://github.com/status-im/nimbus-eth2/issues/2488
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# Slot(0) at Epoch(0) do not have a proposer.
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continue
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if bp.isSome():
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res.add(
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RestProposerDuty(
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pubkey: epochRef.validatorKey(bp.get()).get().toPubKey(),
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validator_index: bp.get(),
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slot: compute_start_slot_at_epoch(qepoch) + i
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)
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)
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res
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return RestApiResponse.jsonResponseWRoot(duties, droot)
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2021-08-23 10:41:48 +00:00
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# https://ethereum.github.io/beacon-APIs/#/Validator/produceBlock
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router.api(MethodGet, "/api/eth/v1/validator/blocks/{slot}") do (
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slot: Slot, randao_reveal: Option[ValidatorSig],
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graffiti: Option[GraffitiBytes]) -> RestApiResponse:
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let message =
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block:
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let qslot =
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block:
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if slot.isErr():
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return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
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$slot.error())
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slot.get()
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let qrandao =
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if randao_reveal.isNone():
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return RestApiResponse.jsonError(Http400, MissingRandaoRevealValue)
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else:
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let res = randao_reveal.get()
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if res.isErr():
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return RestApiResponse.jsonError(Http400,
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InvalidRandaoRevealValue,
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$res.error())
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res.get()
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let qgraffiti =
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if graffiti.isNone():
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defaultGraffitiBytes()
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else:
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let res = graffiti.get()
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if res.isErr():
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return RestApiResponse.jsonError(Http400,
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InvalidGraffitiBytesValye,
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$res.error())
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res.get()
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let qhead =
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block:
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let res = node.getCurrentHead(qslot)
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if res.isErr():
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if not(node.isSynced(node.dag.head)):
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return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
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else:
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return RestApiResponse.jsonError(Http400, NoHeadForSlotError,
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$res.error())
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res.get()
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let proposer = node.dag.getProposer(qhead, qslot)
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if proposer.isNone():
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return RestApiResponse.jsonError(Http400, ProposerNotFoundError)
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let res = await makeBeaconBlockForHeadAndSlot(
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node, qrandao, proposer.get(), qgraffiti, qhead, qslot)
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if res.isErr():
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return RestApiResponse.jsonError(Http400, res.error())
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res.get()
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return
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case message.kind
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of BeaconBlockFork.Phase0:
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RestApiResponse.jsonResponse(message.phase0Block)
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else:
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RestApiResponse.jsonError(Http400,
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"Unable to produce block for altair fork")
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2021-08-23 10:41:48 +00:00
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# https://ethereum.github.io/beacon-APIs/#/Validator/produceBlockV2
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2021-08-09 06:08:18 +00:00
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router.api(MethodGet, "/api/eth/v2/validator/blocks/{slot}") do (
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slot: Slot, randao_reveal: Option[ValidatorSig],
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graffiti: Option[GraffitiBytes]) -> RestApiResponse:
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let message =
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block:
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let qslot =
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block:
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if slot.isErr():
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return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
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$slot.error())
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slot.get()
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let qrandao =
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if randao_reveal.isNone():
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return RestApiResponse.jsonError(Http400, MissingRandaoRevealValue)
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else:
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let res = randao_reveal.get()
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if res.isErr():
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return RestApiResponse.jsonError(Http400,
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InvalidRandaoRevealValue,
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$res.error())
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res.get()
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let qgraffiti =
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if graffiti.isNone():
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defaultGraffitiBytes()
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else:
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let res = graffiti.get()
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if res.isErr():
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return RestApiResponse.jsonError(Http400,
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InvalidGraffitiBytesValye,
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$res.error())
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res.get()
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let qhead =
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block:
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let res = node.getCurrentHead(qslot)
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if res.isErr():
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if not(node.isSynced(node.dag.head)):
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return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
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else:
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return RestApiResponse.jsonError(Http400, NoHeadForSlotError,
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$res.error())
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res.get()
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let proposer = node.dag.getProposer(qhead, qslot)
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if proposer.isNone():
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return RestApiResponse.jsonError(Http400, ProposerNotFoundError)
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let res = await makeBeaconBlockForHeadAndSlot(
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node, qrandao, proposer.get(), qgraffiti, qhead, qslot)
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if res.isErr():
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return RestApiResponse.jsonError(Http400, res.error())
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res.get()
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return RestApiResponse.jsonResponsePlain(message)
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2021-08-23 10:41:48 +00:00
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# https://ethereum.github.io/beacon-APIs/#/Validator/produceAttestationData
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2021-03-23 22:50:18 +00:00
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router.api(MethodGet, "/api/eth/v1/validator/attestation_data") do (
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slot: Option[Slot],
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committee_index: Option[CommitteeIndex]) -> RestApiResponse:
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let adata =
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block:
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let qslot =
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block:
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if slot.isNone():
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return RestApiResponse.jsonError(Http400, MissingSlotValueError)
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let res = slot.get()
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if res.isErr():
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return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
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$res.error())
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res.get()
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let qindex =
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block:
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if committee_index.isNone():
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return RestApiResponse.jsonError(Http400,
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MissingCommitteeIndexValueError)
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let res = committee_index.get()
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|
|
if res.isErr():
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidCommitteeIndexValueError,
|
2021-03-23 22:50:18 +00:00
|
|
|
$res.error())
|
|
|
|
res.get()
|
|
|
|
let qhead =
|
|
|
|
block:
|
|
|
|
let res = node.getCurrentHead(qslot)
|
|
|
|
if res.isErr():
|
2021-04-27 20:46:24 +00:00
|
|
|
return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
|
2021-03-23 22:50:18 +00:00
|
|
|
res.get()
|
2021-06-01 11:13:40 +00:00
|
|
|
let epochRef = node.dag.getEpochRef(qhead, qslot.epoch)
|
2021-03-23 22:50:18 +00:00
|
|
|
makeAttestationData(epochRef, qhead.atSlot(qslot), qindex)
|
|
|
|
return RestApiResponse.jsonResponse(adata)
|
|
|
|
|
2021-08-23 10:41:48 +00:00
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/getAggregatedAttestation
|
2021-03-23 22:50:18 +00:00
|
|
|
router.api(MethodGet, "/api/eth/v1/validator/aggregate_attestation") do (
|
|
|
|
attestation_data_root: Option[Eth2Digest],
|
|
|
|
slot: Option[Slot]) -> RestApiResponse:
|
|
|
|
let attestation =
|
|
|
|
block:
|
|
|
|
let qslot =
|
|
|
|
block:
|
|
|
|
if slot.isNone():
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, MissingSlotValueError)
|
2021-03-23 22:50:18 +00:00
|
|
|
let res = slot.get()
|
|
|
|
if res.isErr():
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
|
2021-03-23 22:50:18 +00:00
|
|
|
$res.error())
|
|
|
|
res.get()
|
|
|
|
let qroot =
|
|
|
|
block:
|
|
|
|
if attestation_data_root.isNone():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
MissingAttestationDataRootValueError)
|
2021-03-23 22:50:18 +00:00
|
|
|
let res = attestation_data_root.get()
|
|
|
|
if res.isErr():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidAttestationDataRootValueError, $res.error())
|
2021-03-23 22:50:18 +00:00
|
|
|
res.get()
|
|
|
|
let res = node.attestationPool[].getAggregatedAttestation(qslot, qroot)
|
|
|
|
if res.isNone():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
UnableToGetAggregatedAttestationError)
|
2021-03-23 22:50:18 +00:00
|
|
|
res.get()
|
|
|
|
return RestApiResponse.jsonResponse(attestation)
|
|
|
|
|
2021-08-23 10:41:48 +00:00
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/publishAggregateAndProofs
|
2021-03-23 22:50:18 +00:00
|
|
|
router.api(MethodPost, "/api/eth/v1/validator/aggregate_and_proofs") do (
|
|
|
|
contentBody: Option[ContentBody]) -> RestApiResponse:
|
2021-05-20 18:43:42 +00:00
|
|
|
let proofs =
|
2021-03-23 22:50:18 +00:00
|
|
|
block:
|
|
|
|
if contentBody.isNone():
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
|
2021-05-20 18:43:42 +00:00
|
|
|
let dres = decodeBody(seq[SignedAggregateAndProof], contentBody.get())
|
2021-03-23 22:50:18 +00:00
|
|
|
if dres.isErr():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidAggregateAndProofObjectError,
|
|
|
|
$dres.error())
|
2021-03-23 22:50:18 +00:00
|
|
|
dres.get()
|
2021-08-23 10:41:48 +00:00
|
|
|
# Since our validation logic supports batch processing, we will submit all
|
|
|
|
# aggregated attestations for validation.
|
|
|
|
var pending =
|
|
|
|
block:
|
|
|
|
var res: seq[Future[SendResult]]
|
|
|
|
for proof in proofs:
|
|
|
|
res.add(node.sendAggregateAndProof(proof))
|
|
|
|
res
|
|
|
|
await allFutures(pending)
|
|
|
|
for future in pending:
|
|
|
|
if future.done():
|
|
|
|
let res = future.read()
|
|
|
|
if res.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
AggregateAndProofValidationError,
|
|
|
|
$res.error())
|
|
|
|
else:
|
|
|
|
return RestApiResponse.jsonError(Http500,
|
|
|
|
"Unexpected server failure, while sending aggregate and proof")
|
2021-07-13 11:15:07 +00:00
|
|
|
return RestApiResponse.jsonMsgResponse(AggregateAndProofValidationSuccess)
|
2021-03-23 22:50:18 +00:00
|
|
|
|
2021-08-23 10:41:48 +00:00
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/prepareBeaconCommitteeSubnet
|
2021-03-23 22:50:18 +00:00
|
|
|
router.api(MethodPost,
|
|
|
|
"/api/eth/v1/validator/beacon_committee_subscriptions") do (
|
|
|
|
contentBody: Option[ContentBody]) -> RestApiResponse:
|
2021-03-29 10:59:39 +00:00
|
|
|
# TODO (cheatfate): This call could not be finished because more complex
|
|
|
|
# peer manager implementation needed.
|
2021-03-23 22:50:18 +00:00
|
|
|
let requests =
|
|
|
|
block:
|
|
|
|
if contentBody.isNone():
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
|
2021-05-20 17:56:12 +00:00
|
|
|
let dres = decodeBody(seq[RestCommitteeSubscription],
|
2021-03-23 22:50:18 +00:00
|
|
|
contentBody.get())
|
|
|
|
if dres.isErr():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidSubscriptionRequestValueError,
|
|
|
|
$dres.error())
|
2021-03-23 22:50:18 +00:00
|
|
|
dres.get()
|
2021-06-01 11:13:40 +00:00
|
|
|
if not(node.isSynced(node.dag.head)):
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
|
2021-03-23 22:50:18 +00:00
|
|
|
|
|
|
|
for request in requests:
|
2021-04-18 08:24:59 +00:00
|
|
|
if uint64(request.committee_index) >= uint64(MAX_COMMITTEES_PER_SLOT):
|
2021-04-08 10:49:28 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidCommitteeIndexValueError)
|
2021-03-23 22:50:18 +00:00
|
|
|
let validator_pubkey =
|
|
|
|
block:
|
|
|
|
let idx = request.validator_index
|
|
|
|
if uint64(idx) >=
|
2021-09-23 22:13:25 +00:00
|
|
|
lenu64(getStateField(node.dag.headState.data, validators)):
|
2021-03-23 22:50:18 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
2021-04-08 14:34:05 +00:00
|
|
|
InvalidValidatorIndexValueError)
|
2021-06-11 17:51:46 +00:00
|
|
|
getStateField(node.dag.headState.data, validators)[idx].pubkey
|
2021-03-23 22:50:18 +00:00
|
|
|
|
|
|
|
let wallSlot = node.beaconClock.now.slotOrZero
|
|
|
|
if wallSlot > request.slot + 1:
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, SlotFromThePastError)
|
2021-03-23 22:50:18 +00:00
|
|
|
let epoch = request.slot.epoch
|
|
|
|
if epoch >= wallSlot.epoch and epoch - wallSlot.epoch > 1:
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
SlotNotInNextWallSlotEpochError)
|
2021-03-23 22:50:18 +00:00
|
|
|
let head =
|
|
|
|
block:
|
|
|
|
let res = node.getCurrentHead(epoch)
|
|
|
|
if res.isErr():
|
2021-04-08 14:34:05 +00:00
|
|
|
return RestApiResponse.jsonError(Http400, NoHeadForSlotError,
|
2021-03-23 22:50:18 +00:00
|
|
|
$res.error())
|
|
|
|
res.get()
|
2021-06-01 11:13:40 +00:00
|
|
|
let epochRef = node.dag.getEpochRef(head, epoch)
|
2021-03-23 22:50:18 +00:00
|
|
|
let subnet = uint8(compute_subnet_for_attestation(
|
|
|
|
get_committee_count_per_slot(epochRef), request.slot,
|
|
|
|
request.committee_index)
|
|
|
|
)
|
2021-07-13 11:15:07 +00:00
|
|
|
warn "Beacon committee subscription request served, but not implemented"
|
|
|
|
return RestApiResponse.jsonMsgResponse(BeaconCommitteeSubscriptionSuccess)
|
2021-04-13 10:19:31 +00:00
|
|
|
|
2021-09-23 22:13:25 +00:00
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/prepareSyncCommitteeSubnets
|
|
|
|
router.api(MethodPost,
|
|
|
|
"/api/eth/v1/validator/sync_committee_subscriptions") do (
|
|
|
|
contentBody: Option[ContentBody]) -> RestApiResponse:
|
|
|
|
let subscriptions =
|
|
|
|
block:
|
|
|
|
if contentBody.isNone():
|
|
|
|
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
|
|
|
|
let dres = decodeBody(seq[RestSyncCommitteeSubscription],
|
|
|
|
contentBody.get())
|
|
|
|
if dres.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidSyncCommitteeSubscriptionRequestError)
|
|
|
|
let subs = dres.get()
|
|
|
|
for item in subs:
|
|
|
|
if item.until_epoch > MaxEpoch:
|
|
|
|
return RestApiResponse.jsonError(Http400, EpochOverflowValueError)
|
|
|
|
if item.until_epoch < node.dag.cfg.ALTAIR_FORK_EPOCH:
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
EpochFromTheIncorrectForkError)
|
|
|
|
if uint64(item.validator_index) >=
|
|
|
|
lenu64(getStateField(node.dag.headState.data, validators)):
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidValidatorIndexValueError)
|
|
|
|
subs
|
|
|
|
|
|
|
|
warn "Sync committee subscription request served, but not implemented"
|
|
|
|
return RestApiResponse.jsonMsgResponse(SyncCommitteeSubscriptionSuccess)
|
|
|
|
|
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/produceSyncCommitteeContribution
|
|
|
|
router.api(MethodGet,
|
|
|
|
"/api/eth/v1/validator/sync_committee_contribution") do (
|
|
|
|
slot: Option[Slot], subcommittee_index: Option[uint64],
|
|
|
|
beacon_block_root: Option[Eth2Digest]) -> RestApiResponse:
|
|
|
|
# We doing this check to avoid any confusion in future.
|
|
|
|
static: doAssert(SYNC_COMMITTEE_SUBNET_COUNT <= high(uint8))
|
|
|
|
let qslot =
|
|
|
|
if slot.isNone():
|
|
|
|
return RestApiResponse.jsonError(Http400, MissingSlotValueError)
|
|
|
|
else:
|
|
|
|
let res = slot.get()
|
|
|
|
if res.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
|
|
|
|
$res.error())
|
|
|
|
let rslot = res.get()
|
|
|
|
if epoch(rslot) < node.dag.cfg.ALTAIR_FORK_EPOCH:
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
SlotFromTheIncorrectForkError)
|
|
|
|
rslot
|
|
|
|
let qindex =
|
|
|
|
if subcommittee_index.isNone():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
MissingSubCommitteeIndexValueError)
|
|
|
|
else:
|
|
|
|
let res = subcommittee_index.get()
|
|
|
|
if res.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidSubCommitteeIndexValueError,
|
|
|
|
$res.error())
|
2021-09-28 18:02:01 +00:00
|
|
|
let value = res.get().validateSyncCommitteeIndexOr:
|
2021-09-23 22:13:25 +00:00
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidSubCommitteeIndexValueError,
|
|
|
|
"subcommittee_index exceeds " &
|
|
|
|
"maximum allowed value")
|
|
|
|
value
|
|
|
|
let qroot =
|
|
|
|
if beacon_block_root.isNone():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
MissingBeaconBlockRootValueError)
|
|
|
|
else:
|
|
|
|
let res = beacon_block_root.get()
|
|
|
|
if res.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidBeaconBlockRootValueError,
|
|
|
|
$res.error())
|
|
|
|
res.get()
|
|
|
|
|
|
|
|
# Check if node is fully synced.
|
|
|
|
let sres = node.getCurrentHead(qslot)
|
|
|
|
if sres.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
|
|
|
|
|
|
|
|
var contribution = SyncCommitteeContribution()
|
|
|
|
let res = node.syncCommitteeMsgPool[].produceContribution(
|
2021-09-28 18:02:01 +00:00
|
|
|
qslot, qroot, qindex, contribution)
|
2021-09-23 22:13:25 +00:00
|
|
|
if not(res):
|
|
|
|
return RestApiResponse.jsonError(Http400, ProduceContributionError)
|
|
|
|
return RestApiResponse.jsonResponse(contribution)
|
|
|
|
|
|
|
|
# https://ethereum.github.io/beacon-APIs/#/Validator/publishContributionAndProofs
|
|
|
|
router.api(MethodPost,
|
|
|
|
"/api/eth/v1/validator/contribution_and_proofs") do (
|
|
|
|
contentBody: Option[ContentBody]) -> RestApiResponse:
|
|
|
|
let proofs =
|
|
|
|
block:
|
|
|
|
if contentBody.isNone():
|
|
|
|
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
|
|
|
|
let dres = decodeBody(seq[SignedContributionAndProof],
|
|
|
|
contentBody.get())
|
|
|
|
if dres.isErr():
|
|
|
|
return RestApiResponse.jsonError(Http400,
|
|
|
|
InvalidContributionAndProofMessageError)
|
|
|
|
dres.get()
|
|
|
|
|
|
|
|
let pending =
|
|
|
|
block:
|
|
|
|
var res: seq[Future[SendResult]]
|
|
|
|
for proof in proofs:
|
|
|
|
res.add(node.sendSyncCommitteeContribution(proof, true))
|
|
|
|
res
|
|
|
|
|
|
|
|
let failures =
|
|
|
|
block:
|
|
|
|
var res: seq[RestAttestationsFailure]
|
|
|
|
await allFutures(pending)
|
|
|
|
for index, future in pending.pairs():
|
|
|
|
if future.done():
|
|
|
|
let fres = future.read()
|
|
|
|
if fres.isErr():
|
|
|
|
let failure = RestAttestationsFailure(index: uint64(index),
|
|
|
|
message: $fres.error())
|
|
|
|
res.add(failure)
|
|
|
|
elif future.failed() or future.cancelled():
|
|
|
|
# This is unexpected failure, so we log the error message.
|
|
|
|
let exc = future.readError()
|
|
|
|
let failure = RestAttestationsFailure(index: uint64(index),
|
|
|
|
message: $exc.msg)
|
|
|
|
res.add(failure)
|
|
|
|
res
|
|
|
|
|
|
|
|
if len(failures) > 0:
|
|
|
|
return RestApiResponse.jsonErrorList(Http400,
|
|
|
|
ContributionAndProofValidationError,
|
|
|
|
failures)
|
|
|
|
else:
|
|
|
|
return RestApiResponse.jsonMsgResponse(
|
|
|
|
ContributionAndProofValidationSuccess
|
|
|
|
)
|
|
|
|
|
2021-04-13 10:19:31 +00:00
|
|
|
router.redirect(
|
|
|
|
MethodPost,
|
|
|
|
"/eth/v1/validator/duties/attester/{epoch}",
|
|
|
|
"/api/eth/v1/validator/duties/attester/{epoch}"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v1/validator/duties/proposer/{epoch}",
|
|
|
|
"/api/eth/v1/validator/duties/proposer/{epoch}"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v1/validator/blocks/{slot}",
|
|
|
|
"/api/eth/v1/validator/blocks/{slot}"
|
|
|
|
)
|
2021-08-09 06:08:18 +00:00
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v2/validator/blocks/{slot}",
|
|
|
|
"/api/eth/v2/validator/blocks/{slot}"
|
|
|
|
)
|
2021-04-13 10:19:31 +00:00
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v1/validator/attestation_data",
|
|
|
|
"/api/eth/v1/validator/attestation_data"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v1/validator/aggregate_attestation",
|
|
|
|
"/api/eth/v1/validator/aggregate_attestation"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodPost,
|
|
|
|
"/eth/v1/validator/aggregate_and_proofs",
|
|
|
|
"/api/eth/v1/validator/aggregate_and_proofs"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodPost,
|
|
|
|
"/eth/v1/validator/beacon_committee_subscriptions",
|
|
|
|
"/api/eth/v1/validator/beacon_committee_subscriptions"
|
|
|
|
)
|
2021-09-23 22:13:25 +00:00
|
|
|
router.redirect(
|
|
|
|
MethodPost,
|
|
|
|
"/eth/v1/validator/sync_committee_subscriptions",
|
|
|
|
"/api/eth/v1/validator/sync_committee_subscriptions"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodGet,
|
|
|
|
"/eth/v1/validator/sync_committee_contribution",
|
|
|
|
"/api/eth/v1/validator/sync_committee_contribution"
|
|
|
|
)
|
|
|
|
router.redirect(
|
|
|
|
MethodPost,
|
|
|
|
"/eth/v1/validator/contribution_and_proofs",
|
|
|
|
"/api/eth/v1/validator/contribution_and_proofs"
|
|
|
|
)
|