nimbus-eth2/beacon_chain/validator_pool.nim

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import
tables,
chronos, chronicles,
spec/[datatypes, crypto, digest, state_transition_block],
beacon_node_types
func init*(T: type ValidatorPool): T =
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result.validators = initTable[ValidatorPubKey, AttachedValidator]()
template count*(pool: ValidatorPool): int =
pool.validators.len
proc addLocalValidator*(pool: var ValidatorPool,
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pubKey: ValidatorPubKey,
privKey: ValidatorPrivKey) =
let v = AttachedValidator(pubKey: pubKey,
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kind: inProcess,
privKey: privKey)
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pool.validators[pubKey] = v
info "Local validator attached", pubKey, validator = shortLog(v)
func getValidator*(pool: ValidatorPool,
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validatorKey: ValidatorPubKey): AttachedValidator =
pool.validators.getOrDefault(validatorKey)
# TODO: Honest validator - https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/validator.md
proc signBlockProposal*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, slot: Slot,
blockRoot: Eth2Digest): Future[ValidatorSig] {.async.} =
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if v.kind == inProcess:
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# TODO this is an ugly hack to fake a delay and subsequent async reordering
# for the purpose of testing the external validator delay - to be
# replaced by something more sensible
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await sleepAsync(chronos.milliseconds(1))
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result = get_block_signature(
fork, genesis_validators_root, slot, blockRoot, v.privKey)
else:
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error "Unimplemented"
quit 1
proc signAttestation*(v: AttachedValidator,
attestation: AttestationData,
fork: Fork, genesis_validators_root: Eth2Digest):
Future[ValidatorSig] {.async.} =
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if v.kind == inProcess:
# TODO this is an ugly hack to fake a delay and subsequent async reordering
# for the purpose of testing the external validator delay - to be
# replaced by something more sensible
await sleepAsync(chronos.milliseconds(1))
result = get_attestation_signature(
fork, genesis_validators_root, attestation, v.privKey)
else:
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error "Unimplemented"
quit 1
proc signAggregateAndProof*(v: AttachedValidator,
aggregate_and_proof: AggregateAndProof,
fork: Fork, genesis_validators_root: Eth2Digest): ValidatorSig =
if v.kind == inProcess:
result = get_aggregate_and_proof_signature(
fork, genesis_validators_root, aggregate_and_proof, v.privKey)
else:
error "Out of process signAggregateAndProof not implemented"
quit 1
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/validator.md#randao-reveal
func genRandaoReveal*(k: ValidatorPrivKey, fork: Fork,
genesis_validators_root: Eth2Digest, slot: Slot): ValidatorSig =
get_epoch_signature(fork, genesis_validators_root, slot, k)
func genRandaoReveal*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, slot: Slot): ValidatorSig =
genRandaoReveal(v.privKey, fork, genesis_validators_root, slot)