nimbus-eth2/beacon_chain/spec/eth2_apis/rest_beacon_calls.nim

276 lines
12 KiB
Nim

# Copyright (c) 2018-2022 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
when (NimMajor, NimMinor) < (1, 4):
{.push raises: [Defect].}
else:
{.push raises: [].}
import
chronos, presto/client, chronicles,
".."/".."/validators/slashing_protection_common,
".."/datatypes/[phase0, altair, bellatrix],
".."/mev/bellatrix_mev,
".."/[helpers, forks, keystore, eth2_ssz_serialization],
"."/[rest_types, rest_common, eth2_rest_serialization]
from ".."/datatypes/capella import SignedBeaconBlock
export chronos, client, rest_types, eth2_rest_serialization
proc getGenesis*(): RestResponse[GetGenesisResponse] {.
rest, endpoint: "/eth/v1/beacon/genesis",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getGenesis
proc getGenesisPlain*(): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/genesis",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getGenesis
proc getStateRoot*(state_id: StateIdent): RestResponse[GetStateRootResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/root",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateRoot
proc getStateFork*(state_id: StateIdent): RestResponse[GetStateForkResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/fork",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateFork
proc getStateForkPlain*(state_id: StateIdent): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/fork",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateFork
proc getStateFinalityCheckpoints*(state_id: StateIdent
): RestResponse[GetStateFinalityCheckpointsResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/finality_checkpoints",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateFinalityCheckpoints
proc getStateValidators*(state_id: StateIdent,
id: seq[ValidatorIdent]
): RestResponse[GetStateValidatorsResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/validators",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateValidators
proc getStateValidator*(state_id: StateIdent,
validator_id: ValidatorIdent
): RestResponse[GetStateValidatorResponse] {.
rest,
endpoint: "/eth/v1/beacon/states/{state_id}/validators/{validator_id}",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateValidator
proc getStateValidatorPlain*(state_id: StateIdent,
validator_id: ValidatorIdent
): RestPlainResponse {.
rest,
endpoint: "/eth/v1/beacon/states/{state_id}/validators/{validator_id}",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateValidator
proc getStateValidatorBalances*(state_id: StateIdent
): RestResponse[GetStateValidatorBalancesResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/validator_balances",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getStateValidators
proc getEpochCommittees*(state_id: StateIdent, epoch: Option[Epoch],
): RestResponse[GetEpochCommitteesResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/committees",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getEpochCommittees
proc getEpochSyncCommittees*(state_id: StateIdent, epoch: Option[Epoch],
): RestResponse[GetEpochSyncCommitteesResponse] {.
rest, endpoint: "/eth/v1/beacon/states/{state_id}/sync_committees",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getEpochSyncCommittees
proc getBlockHeaders*(slot: Option[Slot], parent_root: Option[Eth2Digest]
): RestResponse[GetBlockHeadersResponse] {.
rest, endpoint: "/eth/v1/beacon/headers",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getBlockHeaders
proc getBlockHeader*(block_id: BlockIdent): RestResponse[GetBlockHeaderResponse] {.
rest, endpoint: "/eth/v1/beacon/headers/{block_id}",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getBlockHeader
proc publishBlock*(body: phase0.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlock
proc publishBlock*(body: altair.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlock
proc publishBlock*(body: bellatrix.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlock
proc publishBlock*(body: capella.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlock
proc publishSszBlock*(
client: RestClientRef,
blck: ForkySignedBeaconBlock
): Future[RestPlainResponse] {.async.} =
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlock
let
consensus = typeof(blck).toFork.toString()
resp = await client.publishBlock(
blck, restContentType = $OctetStreamMediaType,
extraHeaders = @[("eth-consensus-version", consensus)])
return resp
proc publishBlindedBlock*(body: phase0.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blinded_blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlindedBlock
proc publishBlindedBlock*(body: altair.SignedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blinded_blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlindedBlock
proc publishBlindedBlock*(body: SignedBlindedBeaconBlock): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/blinded_blocks",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlindedBlock
proc publishSszBlindedBlock*(
client: RestClientRef,
blck: ForkySignedBeaconBlock
): Future[RestPlainResponse] {.async.} =
## https://ethereum.github.io/beacon-APIs/#/Beacon/publishBlindedBlock
let
consensus = typeof(blck).toFork.toString()
resp = await client.publishBlindedBlock(
blck, restContentType = $OctetStreamMediaType,
extraHeaders = @[("eth-consensus-version", consensus)])
return resp
proc getBlockV2Plain*(block_id: BlockIdent): RestPlainResponse {.
rest, endpoint: "/eth/v2/beacon/blocks/{block_id}",
accept: preferSSZ,
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getBlockV2
proc getBlockV2*(client: RestClientRef, block_id: BlockIdent,
cfg: RuntimeConfig,
restAccept = ""): Future[Option[ref ForkedSignedBeaconBlock]] {.
async.} =
# Return the asked-for block, or None in case 404 is returned from the server.
# Raises on other errors
let resp =
if len(restAccept) > 0:
await client.getBlockV2Plain(block_id, restAcceptType = restAccept)
else:
await client.getBlockV2Plain(block_id)
return
case resp.status
of 200:
if resp.contentType.isNone() or
isWildCard(resp.contentType.get().mediaType):
raise newException(RestError, "Missing or incorrect Content-Type")
else:
let mediaType = resp.contentType.get().mediaType
if mediaType == ApplicationJsonMediaType:
let blck = decodeBytes(GetBlockV2Response, resp.data,
resp.contentType).valueOr:
raise newException(RestError, $error)
some(newClone(blck))
elif mediaType == OctetStreamMediaType:
try:
some newClone(readSszForkedSignedBeaconBlock(cfg, resp.data))
except CatchableError as exc:
raise newException(RestError, exc.msg)
else:
raise newException(RestError, "Unsupported Content-Type")
of 404:
none(ref ForkedSignedBeaconBlock)
of 400, 500:
let error = decodeBytes(RestErrorMessage, resp.data,
resp.contentType).valueOr:
let msg = "Incorrect response error format (" & $resp.status &
") [" & $error & "]"
raise (ref RestResponseError)(msg: msg, status: resp.status)
let msg = "Error response (" & $resp.status & ") [" & error.message & "]"
raise (ref RestResponseError)(
msg: msg, status: error.code, message: error.message)
else:
raiseRestResponseError(resp)
proc getBlockRoot*(block_id: BlockIdent): RestResponse[GetBlockRootResponse] {.
rest, endpoint: "/eth/v1/beacon/blocks/{block_id}/root",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getBlockRoot
proc getBlockAttestations*(block_id: BlockIdent
): RestResponse[GetBlockAttestationsResponse] {.
rest, endpoint: "/eth/v1/beacon/blocks/{block_id}/attestations",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getBlockAttestations
proc getPoolAttestations*(
slot: Option[Slot],
committee_index: Option[CommitteeIndex]
): RestResponse[GetPoolAttestationsResponse] {.
rest, endpoint: "/eth/v1/beacon/pool/attestations",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getPoolAttestations
proc submitPoolAttestations*(body: seq[Attestation]): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/pool/attestations",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/submitPoolAttestations
proc getPoolAttesterSlashings*(): RestResponse[GetPoolAttesterSlashingsResponse] {.
rest, endpoint: "/eth/v1/beacon/pool/attester_slashings",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getPoolAttesterSlashings
proc submitPoolAttesterSlashings*(body: AttesterSlashing): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/pool/attester_slashings",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/submitPoolAttesterSlashings
proc getPoolProposerSlashings*(): RestResponse[GetPoolProposerSlashingsResponse] {.
rest, endpoint: "/eth/v1/beacon/pool/proposer_slashings",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getPoolProposerSlashings
proc submitPoolProposerSlashings*(body: ProposerSlashing): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/pool/proposer_slashings",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/submitPoolProposerSlashings
proc submitPoolSyncCommitteeSignatures*(body: seq[RestSyncCommitteeMessage]): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/pool/sync_committees",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/submitPoolSyncCommitteeSignatures
proc getPoolVoluntaryExits*(): RestResponse[GetPoolVoluntaryExitsResponse] {.
rest, endpoint: "/eth/v1/beacon/pool/voluntary_exits",
meth: MethodGet.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/getPoolVoluntaryExits
proc submitPoolVoluntaryExit*(body: SignedVoluntaryExit): RestPlainResponse {.
rest, endpoint: "/eth/v1/beacon/pool/voluntary_exits",
meth: MethodPost.}
## https://ethereum.github.io/beacon-APIs/#/Beacon/submitPoolVoluntaryExit