automated consensus spec ref URL update to v1.3.0-alpha.1 (#4354)

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tersec 2022-11-24 19:07:02 +00:00 committed by GitHub
parent b7b460cf57
commit 61c5ac32d8
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
57 changed files with 313 additions and 313 deletions

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@ -17,7 +17,7 @@ import
from ./spec/datatypes/capella import ExecutionPayloadHeader, Withdrawal from ./spec/datatypes/capella import ExecutionPayloadHeader, Withdrawal
type type
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconstate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconstate
# Memory-representation-equivalent to a phase0 BeaconState for in-place SSZ reading and writing # Memory-representation-equivalent to a phase0 BeaconState for in-place SSZ reading and writing
Phase0BeaconStateNoImmutableValidators* = object Phase0BeaconStateNoImmutableValidators* = object
# Versioning # Versioning
@ -68,7 +68,7 @@ type
current_justified_checkpoint*: Checkpoint current_justified_checkpoint*: Checkpoint
finalized_checkpoint*: Checkpoint finalized_checkpoint*: Checkpoint
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#beaconstate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#beaconstate
# Memory-representation-equivalent to an Altair BeaconState for in-place SSZ # Memory-representation-equivalent to an Altair BeaconState for in-place SSZ
# reading and writing # reading and writing
AltairBeaconStateNoImmutableValidators* = object AltairBeaconStateNoImmutableValidators* = object
@ -125,7 +125,7 @@ type
current_sync_committee*: SyncCommittee # [New in Altair] current_sync_committee*: SyncCommittee # [New in Altair]
next_sync_committee*: SyncCommittee # [New in Altair] next_sync_committee*: SyncCommittee # [New in Altair]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/bellatrix/beacon-chain.md#beaconstate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#beaconstate
# Memory-representation-equivalent to a Bellatrix BeaconState for in-place SSZ # Memory-representation-equivalent to a Bellatrix BeaconState for in-place SSZ
# reading and writing # reading and writing
BellatrixBeaconStateNoImmutableValidators* = object BellatrixBeaconStateNoImmutableValidators* = object

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@ -29,7 +29,7 @@ type
## which blocks are valid - in particular, blocks are not valid if they ## which blocks are valid - in particular, blocks are not valid if they
## come from the future as seen from the local clock. ## come from the future as seen from the local clock.
## ##
## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#fork-choice ## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#fork-choice
## ##
# TODO consider NTP and network-adjusted timestamps as outlined here: # TODO consider NTP and network-adjusted timestamps as outlined here:
# https://ethresear.ch/t/network-adjusted-timestamps/4187 # https://ethresear.ch/t/network-adjusted-timestamps/4187

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@ -7,9 +7,9 @@ to specs:
- blocks: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block - blocks: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block
- aggregate attestations: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof - aggregate attestations: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof
- unaggregated attestation: https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id - unaggregated attestation: https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id
- voluntary exits: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#voluntary_exit - voluntary exits: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#voluntary_exit
- Attester slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attester_slashing - Attester slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attester_slashing
- Proposer slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#proposer_slashing - Proposer slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#proposer_slashing
After "gossip validation" the consensus objects can be rebroadcasted as they are optimistically good, however for internal processing further verification is needed. After "gossip validation" the consensus objects can be rebroadcasted as they are optimistically good, however for internal processing further verification is needed.
For blocks, this means verifying state transition and all contained cryptographic signatures (instead of just the proposer signature). For blocks, this means verifying state transition and all contained cryptographic signatures (instead of just the proposer signature).

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@ -563,7 +563,7 @@ proc getAttestationsForBlock*(pool: var AttestationPool,
cache: var StateCache): seq[Attestation] = cache: var StateCache): seq[Attestation] =
## Retrieve attestations that may be added to a new block at the slot of the ## Retrieve attestations that may be added to a new block at the slot of the
## given state ## given state
## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#attestations ## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#attestations
let newBlockSlot = state.data.slot.uint64 let newBlockSlot = state.data.slot.uint64
if newBlockSlot < MIN_ATTESTATION_INCLUSION_DELAY: if newBlockSlot < MIN_ATTESTATION_INCLUSION_DELAY:
@ -780,7 +780,7 @@ proc getBeaconHead*(
finalizedExecutionPayloadHash = finalizedExecutionPayloadHash =
pool.dag.loadExecutionBlockRoot(pool.dag.finalizedHead.blck) pool.dag.loadExecutionBlockRoot(pool.dag.finalizedHead.blck)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/fork_choice/safe-block.md#get_safe_execution_payload_hash # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/fork_choice/safe-block.md#get_safe_execution_payload_hash
safeBlockRoot = pool.forkChoice.get_safe_beacon_block_root() safeBlockRoot = pool.forkChoice.get_safe_beacon_block_root()
safeBlock = pool.dag.getBlockRef(safeBlockRoot) safeBlock = pool.dag.getBlockRef(safeBlockRoot)
safeExecutionPayloadHash = safeExecutionPayloadHash =

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@ -129,7 +129,7 @@ func link*(parent, child: BlockRef) =
func get_ancestor*(blck: BlockRef, slot: Slot, func get_ancestor*(blck: BlockRef, slot: Slot,
maxDepth = 100'i64 * 365 * 24 * 60 * 60 div SECONDS_PER_SLOT.int): maxDepth = 100'i64 * 365 * 24 * 60 * 60 div SECONDS_PER_SLOT.int):
BlockRef = BlockRef =
## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#get_ancestor ## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#get_ancestor
## Return the most recent block as of the time at `slot` that not more recent ## Return the most recent block as of the time at `slot` that not more recent
## than `blck` itself ## than `blck` itself
if isNil(blck): return nil if isNil(blck): return nil

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@ -2099,7 +2099,7 @@ proc aggregateAll*(
# Aggregation spec requires non-empty collection # Aggregation spec requires non-empty collection
# - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04 # - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04
# Eth2 spec requires at least one attesting index in attestation # Eth2 spec requires at least one attesting index in attestation
# - https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#is_valid_indexed_attestation # - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
return err("aggregate: no attesting keys") return err("aggregate: no attesting keys")
let let

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@ -28,7 +28,7 @@ logScope: topics = "spec_cache"
func count_active_validators*(shufflingRef: ShufflingRef): uint64 = func count_active_validators*(shufflingRef: ShufflingRef): uint64 =
shufflingRef.shuffled_active_validator_indices.lenu64 shufflingRef.shuffled_active_validator_indices.lenu64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_committee_count_per_slot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_committee_count_per_slot
func get_committee_count_per_slot*(shufflingRef: ShufflingRef): uint64 = func get_committee_count_per_slot*(shufflingRef: ShufflingRef): uint64 =
get_committee_count_per_slot(count_active_validators(shufflingRef)) get_committee_count_per_slot(count_active_validators(shufflingRef))
@ -41,7 +41,7 @@ func get_committee_index*(shufflingRef: ShufflingRef, index: uint64):
Result[CommitteeIndex, cstring] = Result[CommitteeIndex, cstring] =
check_attestation_index(index, get_committee_count_per_slot(shufflingRef)) check_attestation_index(index, get_committee_count_per_slot(shufflingRef))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_committee
iterator get_beacon_committee*( iterator get_beacon_committee*(
shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex): shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex):
(int, ValidatorIndex) = (int, ValidatorIndex) =
@ -54,7 +54,7 @@ iterator get_beacon_committee*(
committees_per_slot * SLOTS_PER_EPOCH committees_per_slot * SLOTS_PER_EPOCH
): yield (index_in_committee, idx) ): yield (index_in_committee, idx)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_committee
func get_beacon_committee*( func get_beacon_committee*(
shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex): shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex):
seq[ValidatorIndex] = seq[ValidatorIndex] =
@ -67,7 +67,7 @@ func get_beacon_committee*(
committees_per_slot * SLOTS_PER_EPOCH committees_per_slot * SLOTS_PER_EPOCH
) )
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_committee
func get_beacon_committee_len*( func get_beacon_committee_len*(
shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex): uint64 = shufflingRef: ShufflingRef, slot: Slot, committee_index: CommitteeIndex): uint64 =
## Return the number of members in the beacon committee at ``slot`` for ``index``. ## Return the number of members in the beacon committee at ``slot`` for ``index``.
@ -79,7 +79,7 @@ func get_beacon_committee_len*(
committees_per_slot * SLOTS_PER_EPOCH committees_per_slot * SLOTS_PER_EPOCH
) )
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_attesting_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_attesting_indices
iterator get_attesting_indices*(shufflingRef: ShufflingRef, iterator get_attesting_indices*(shufflingRef: ShufflingRef,
slot: Slot, slot: Slot,
committee_index: CommitteeIndex, committee_index: CommitteeIndex,
@ -158,7 +158,7 @@ func get_attesting_indices_one*(shufflingRef: ShufflingRef,
res = some(validator_index) res = some(validator_index)
res res
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_attesting_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_attesting_indices
func get_attesting_indices*(shufflingRef: ShufflingRef, func get_attesting_indices*(shufflingRef: ShufflingRef,
slot: Slot, slot: Slot,
committee_index: CommitteeIndex, committee_index: CommitteeIndex,
@ -184,7 +184,7 @@ func makeAttestationData*(
doAssert current_epoch == epochRef.epoch doAssert current_epoch == epochRef.epoch
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#attestation-data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#attestation-data
AttestationData( AttestationData(
slot: slot, slot: slot,
index: committee_index.asUInt64, index: committee_index.asUInt64,
@ -194,7 +194,7 @@ func makeAttestationData*(
epoch: current_epoch, epoch: current_epoch,
root: epoch_boundary_block.blck.root)) root: epoch_boundary_block.blck.root))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#validator-assignments # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#validator-assignments
iterator get_committee_assignments*( iterator get_committee_assignments*(
shufflingRef: ShufflingRef, validator_indices: HashSet[ValidatorIndex]): shufflingRef: ShufflingRef, validator_indices: HashSet[ValidatorIndex]):
tuple[committee_index: CommitteeIndex, tuple[committee_index: CommitteeIndex,

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@ -296,11 +296,11 @@ template toGaugeValue(x: Quantity): int64 =
# doAssert SECONDS_PER_ETH1_BLOCK * cfg.ETH1_FOLLOW_DISTANCE < GENESIS_DELAY, # doAssert SECONDS_PER_ETH1_BLOCK * cfg.ETH1_FOLLOW_DISTANCE < GENESIS_DELAY,
# "Invalid configuration: GENESIS_DELAY is set too low" # "Invalid configuration: GENESIS_DELAY is set too low"
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#get_eth1_data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#get_eth1_data
func compute_time_at_slot(genesis_time: uint64, slot: Slot): uint64 = func compute_time_at_slot(genesis_time: uint64, slot: Slot): uint64 =
genesis_time + slot * SECONDS_PER_SLOT genesis_time + slot * SECONDS_PER_SLOT
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#get_eth1_data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#get_eth1_data
func voting_period_start_time(state: ForkedHashedBeaconState): uint64 = func voting_period_start_time(state: ForkedHashedBeaconState): uint64 =
let eth1_voting_period_start_slot = let eth1_voting_period_start_slot =
getStateField(state, slot) - getStateField(state, slot) mod getStateField(state, slot) - getStateField(state, slot) mod
@ -308,7 +308,7 @@ func voting_period_start_time(state: ForkedHashedBeaconState): uint64 =
compute_time_at_slot( compute_time_at_slot(
getStateField(state, genesis_time), eth1_voting_period_start_slot) getStateField(state, genesis_time), eth1_voting_period_start_slot)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#get_eth1_data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#get_eth1_data
func is_candidate_block(cfg: RuntimeConfig, func is_candidate_block(cfg: RuntimeConfig,
blk: Eth1Block, blk: Eth1Block,
period_start: uint64): bool = period_start: uint64): bool =
@ -887,7 +887,7 @@ template trackFinalizedState*(m: Eth1Monitor,
finalizedStateDepositIndex: uint64): bool = finalizedStateDepositIndex: uint64): bool =
trackFinalizedState(m.depositsChain, finalizedEth1Data, finalizedStateDepositIndex) trackFinalizedState(m.depositsChain, finalizedEth1Data, finalizedStateDepositIndex)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#get_eth1_data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#get_eth1_data
proc getBlockProposalData*(chain: var Eth1Chain, proc getBlockProposalData*(chain: var Eth1Chain,
state: ForkedHashedBeaconState, state: ForkedHashedBeaconState,
finalizedEth1Data: Eth1Data, finalizedEth1Data: Eth1Data,

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@ -10,7 +10,7 @@ when (NimMajor, NimMinor) < (1, 4):
else: else:
{.push raises: [].} {.push raises: [].}
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/tests/core/pyspec/eth2spec/utils/merkle_minimal.py # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/tests/core/pyspec/eth2spec/utils/merkle_minimal.py
# Merkle tree helpers # Merkle tree helpers
# --------------------------------------------------------------- # ---------------------------------------------------------------

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@ -86,7 +86,7 @@ func extend[T](s: var seq[T], minLen: int) =
if s.len < minLen: if s.len < minLen:
s.setLen(minLen) s.setLen(minLen)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#should_update_justified_checkpoint # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#should_update_justified_checkpoint
func should_update_justified_checkpoint( func should_update_justified_checkpoint(
self: var Checkpoints, dag: ChainDAGRef, self: var Checkpoints, dag: ChainDAGRef,
new_justified_checkpoint: Checkpoint): FcResult[bool] = new_justified_checkpoint: Checkpoint): FcResult[bool] =
@ -140,7 +140,7 @@ proc update_justified(
self.update_justified(dag, blck, justified.epoch) self.update_justified(dag, blck, justified.epoch)
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#on_block # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#on_block
proc update_checkpoints( proc update_checkpoints(
self: var Checkpoints, dag: ChainDAGRef, self: var Checkpoints, dag: ChainDAGRef,
checkpoints: FinalityCheckpoints): FcResult[void] = checkpoints: FinalityCheckpoints): FcResult[void] =
@ -163,7 +163,7 @@ proc update_checkpoints(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#on_tick # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#on_tick
proc on_tick( proc on_tick(
self: var ForkChoice, dag: ChainDAGRef, time: BeaconTime): FcResult[void] = self: var ForkChoice, dag: ChainDAGRef, time: BeaconTime): FcResult[void] =
## Must be called at least once per slot. ## Must be called at least once per slot.
@ -292,7 +292,7 @@ proc on_attestation*(
block_root: beacon_block_root)) block_root: beacon_block_root))
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#on_attester_slashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#on_attester_slashing
func process_equivocation*( func process_equivocation*(
self: var ForkChoice, self: var ForkChoice,
validator_index: ValidatorIndex validator_index: ValidatorIndex
@ -308,7 +308,7 @@ func process_equivocation*(
trace "Integrating equivocation in fork choice", trace "Integrating equivocation in fork choice",
validator_index validator_index
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#on_block # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#on_block
func process_block*(self: var ForkChoiceBackend, func process_block*(self: var ForkChoiceBackend,
block_root: Eth2Digest, block_root: Eth2Digest,
parent_root: Eth2Digest, parent_root: Eth2Digest,
@ -421,7 +421,7 @@ proc get_head*(self: var ForkChoice,
self.checkpoints.justified.balances, self.checkpoints.justified.balances,
self.checkpoints.proposer_boost_root) self.checkpoints.proposer_boost_root)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/fork_choice/safe-block.md#get_safe_beacon_block_root # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/fork_choice/safe-block.md#get_safe_beacon_block_root
func get_safe_beacon_block_root*(self: ForkChoice): Eth2Digest = func get_safe_beacon_block_root*(self: ForkChoice): Eth2Digest =
# Use most recent justified block as a stopgap # Use most recent justified block as a stopgap
self.checkpoints.justified.checkpoint.root self.checkpoints.justified.checkpoint.root

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@ -533,7 +533,7 @@ func nodeLeadsToViableHead(self: ProtoArray, node: ProtoNode): FcResult[bool] =
func nodeIsViableForHead(self: ProtoArray, node: ProtoNode): bool = func nodeIsViableForHead(self: ProtoArray, node: ProtoNode): bool =
## This is the equivalent of `filter_block_tree` function in eth2 spec ## This is the equivalent of `filter_block_tree` function in eth2 spec
## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#filter_block_tree ## https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#filter_block_tree
if node.invalid: if node.invalid:
return false return false

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@ -12,9 +12,9 @@ Gossip validation is different from consensus verification in particular for blo
- Blocks: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block - Blocks: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block
- Attestations (aggregated): https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof - Attestations (aggregated): https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof
- Attestations (unaggregated): https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#attestation-subnets - Attestations (unaggregated): https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#attestation-subnets
- Voluntary exits: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#voluntary_exit - Voluntary exits: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#voluntary_exit
- Proposer slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#proposer_slashing - Proposer slashings: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#proposer_slashing
- Attester slashing: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attester_slashing - Attester slashing: https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attester_slashing
There are multiple consumers of validated consensus objects: There are multiple consumers of validated consensus objects:
- a `ValidationResult.Accept` output triggers rebroadcasting in libp2p - a `ValidationResult.Accept` output triggers rebroadcasting in libp2p

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@ -94,7 +94,7 @@ func check_propagation_slot_range(
let let
pastSlot = (wallTime - MAXIMUM_GOSSIP_CLOCK_DISPARITY).toSlot() pastSlot = (wallTime - MAXIMUM_GOSSIP_CLOCK_DISPARITY).toSlot()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#configuration # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#configuration
# The spec value of ATTESTATION_PROPAGATION_SLOT_RANGE is 32, but it can # The spec value of ATTESTATION_PROPAGATION_SLOT_RANGE is 32, but it can
# retransmit attestations on the cusp of being out of spec, and which by # retransmit attestations on the cusp of being out of spec, and which by
# the time they reach their destination might be out of spec. # the time they reach their destination might be out of spec.
@ -249,7 +249,7 @@ proc validateBeaconBlock*(
# proposer for the slot, signed_beacon_block.message.slot. # proposer for the slot, signed_beacon_block.message.slot.
# #
# While this condition is similar to the proposer slashing condition at # While this condition is similar to the proposer slashing condition at
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#proposer-slashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#proposer-slashing
# it's not identical, and this check does not address slashing: # it's not identical, and this check does not address slashing:
# #
# (1) The beacon blocks must be conflicting, i.e. different, for the same # (1) The beacon blocks must be conflicting, i.e. different, for the same
@ -764,7 +764,7 @@ proc validateAggregate*(
return ok((attesting_indices, sig)) return ok((attesting_indices, sig))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attester_slashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attester_slashing
proc validateAttesterSlashing*( proc validateAttesterSlashing*(
pool: ExitPool, attester_slashing: AttesterSlashing): pool: ExitPool, attester_slashing: AttesterSlashing):
Result[void, ValidationError] = Result[void, ValidationError] =
@ -787,7 +787,7 @@ proc validateAttesterSlashing*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#proposer_slashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#proposer_slashing
proc validateProposerSlashing*( proc validateProposerSlashing*(
pool: ExitPool, proposer_slashing: ProposerSlashing): pool: ExitPool, proposer_slashing: ProposerSlashing):
Result[void, ValidationError] = Result[void, ValidationError] =
@ -840,7 +840,7 @@ proc validateVoluntaryExit*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#sync_committee_subnet_id # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#sync_committee_subnet_id
proc validateSyncCommitteeMessage*( proc validateSyncCommitteeMessage*(
dag: ChainDAGRef, dag: ChainDAGRef,
batchCrypto: ref BatchCrypto, batchCrypto: ref BatchCrypto,

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@ -174,7 +174,7 @@ type
MounterProc* = proc(network: Eth2Node) {.gcsafe, raises: [Defect, CatchableError].} MounterProc* = proc(network: Eth2Node) {.gcsafe, raises: [Defect, CatchableError].}
MessageContentPrinter* = proc(msg: pointer): string {.gcsafe, raises: [Defect].} MessageContentPrinter* = proc(msg: pointer): string {.gcsafe, raises: [Defect].}
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#goodbye # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#goodbye
DisconnectionReason* = enum DisconnectionReason* = enum
# might see other values on the wire! # might see other values on the wire!
ClientShutDown = 1 ClientShutDown = 1
@ -2230,8 +2230,8 @@ proc getPersistentNetKeys*(
func gossipId( func gossipId(
data: openArray[byte], phase0Prefix, topic: string): seq[byte] = data: openArray[byte], phase0Prefix, topic: string): seq[byte] =
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#topics-and-messages
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#topics-and-messages
const const
MESSAGE_DOMAIN_INVALID_SNAPPY = [0x00'u8, 0x00, 0x00, 0x00] MESSAGE_DOMAIN_INVALID_SNAPPY = [0x00'u8, 0x00, 0x00, 0x00]
MESSAGE_DOMAIN_VALID_SNAPPY = [0x01'u8, 0x00, 0x00, 0x00] MESSAGE_DOMAIN_VALID_SNAPPY = [0x01'u8, 0x00, 0x00, 0x00]
@ -2496,7 +2496,7 @@ proc broadcast(node: Eth2Node, topic: string, msg: auto):
proc subscribeAttestationSubnets*( proc subscribeAttestationSubnets*(
node: Eth2Node, subnets: AttnetBits, forkDigest: ForkDigest) = node: Eth2Node, subnets: AttnetBits, forkDigest: ForkDigest) =
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attestations-and-aggregation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attestations-and-aggregation
# Nimbus won't score attestation subnets for now, we just rely on block and # Nimbus won't score attestation subnets for now, we just rely on block and
# aggregate which are more stable and reliable # aggregate which are more stable and reliable
@ -2507,7 +2507,7 @@ proc subscribeAttestationSubnets*(
proc unsubscribeAttestationSubnets*( proc unsubscribeAttestationSubnets*(
node: Eth2Node, subnets: AttnetBits, forkDigest: ForkDigest) = node: Eth2Node, subnets: AttnetBits, forkDigest: ForkDigest) =
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attestations-and-aggregation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attestations-and-aggregation
# Nimbus won't score attestation subnets for now; we just rely on block and # Nimbus won't score attestation subnets for now; we just rely on block and
# aggregate which are more stable and reliable # aggregate which are more stable and reliable
@ -2516,15 +2516,15 @@ proc unsubscribeAttestationSubnets*(
node.unsubscribe(getAttestationTopic(forkDigest, SubnetId(subnet_id))) node.unsubscribe(getAttestationTopic(forkDigest, SubnetId(subnet_id)))
proc updateStabilitySubnetMetadata*(node: Eth2Node, attnets: AttnetBits) = proc updateStabilitySubnetMetadata*(node: Eth2Node, attnets: AttnetBits) =
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#metadata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#metadata
if node.metadata.attnets == attnets: if node.metadata.attnets == attnets:
return return
node.metadata.seq_number += 1 node.metadata.seq_number += 1
node.metadata.attnets = attnets node.metadata.attnets = attnets
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#phase-0-attestation-subnet-stability # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#phase-0-attestation-subnet-stability
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attestation-subnet-bitfield # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attestation-subnet-bitfield
let res = node.discovery.updateRecord({ let res = node.discovery.updateRecord({
enrAttestationSubnetsField: SSZ.encode(node.metadata.attnets) enrAttestationSubnetsField: SSZ.encode(node.metadata.attnets)
}) })
@ -2577,7 +2577,7 @@ proc broadcastAttestation*(
node: Eth2Node, subnet_id: SubnetId, attestation: Attestation): node: Eth2Node, subnet_id: SubnetId, attestation: Attestation):
Future[SendResult] = Future[SendResult] =
# Regardless of the contents of the attestation, # Regardless of the contents of the attestation,
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#transitioning-the-gossip # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#transitioning-the-gossip
# implies that pre-fork, messages using post-fork digests might be # implies that pre-fork, messages using post-fork digests might be
# ignored, whilst post-fork, there is effectively a seen_ttl-based # ignored, whilst post-fork, there is effectively a seen_ttl-based
# timer unsubscription point that means no new pre-fork-forkdigest # timer unsubscription point that means no new pre-fork-forkdigest

View File

@ -763,7 +763,7 @@ func forkDigests(node: BeaconNode): auto =
node.dag.forkDigests.capella] node.dag.forkDigests.capella]
forkDigestsArray forkDigestsArray
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#phase-0-attestation-subnet-stability # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#phase-0-attestation-subnet-stability
proc updateAttestationSubnetHandlers(node: BeaconNode, slot: Slot) = proc updateAttestationSubnetHandlers(node: BeaconNode, slot: Slot) =
if node.gossipState.card == 0: if node.gossipState.card == 0:
# When disconnected, updateGossipState is responsible for all things # When disconnected, updateGossipState is responsible for all things
@ -1374,7 +1374,7 @@ proc installRestHandlers(restServer: RestServerRef, node: BeaconNode) =
restServer.router.installLightClientApiHandlers(node) restServer.router.installLightClientApiHandlers(node)
proc installMessageValidators(node: BeaconNode) = proc installMessageValidators(node: BeaconNode) =
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#attestations-and-aggregation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#attestations-and-aggregation
# These validators stay around the whole time, regardless of which specific # These validators stay around the whole time, regardless of which specific
# subnets are subscribed to during any given epoch. # subnets are subscribed to during any given epoch.
let forkDigests = node.dag.forkDigests let forkDigests = node.dag.forkDigests

View File

@ -22,7 +22,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
cachedConfigSpec = cachedConfigSpec =
RestApiResponse.prepareJsonResponse( RestApiResponse.prepareJsonResponse(
( (
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/phase0.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/phase0.yaml
MAX_COMMITTEES_PER_SLOT: MAX_COMMITTEES_PER_SLOT:
Base10.toString(MAX_COMMITTEES_PER_SLOT), Base10.toString(MAX_COMMITTEES_PER_SLOT),
TARGET_COMMITTEE_SIZE: TARGET_COMMITTEE_SIZE:
@ -90,7 +90,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
MAX_VOLUNTARY_EXITS: MAX_VOLUNTARY_EXITS:
Base10.toString(MAX_VOLUNTARY_EXITS), Base10.toString(MAX_VOLUNTARY_EXITS),
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/altair.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/altair.yaml
INACTIVITY_PENALTY_QUOTIENT_ALTAIR: INACTIVITY_PENALTY_QUOTIENT_ALTAIR:
Base10.toString(INACTIVITY_PENALTY_QUOTIENT_ALTAIR), Base10.toString(INACTIVITY_PENALTY_QUOTIENT_ALTAIR),
MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR: MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR:
@ -106,7 +106,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
UPDATE_TIMEOUT: UPDATE_TIMEOUT:
Base10.toString(UPDATE_TIMEOUT), Base10.toString(UPDATE_TIMEOUT),
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/bellatrix.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/bellatrix.yaml
INACTIVITY_PENALTY_QUOTIENT_BELLATRIX: INACTIVITY_PENALTY_QUOTIENT_BELLATRIX:
Base10.toString(INACTIVITY_PENALTY_QUOTIENT_BELLATRIX), Base10.toString(INACTIVITY_PENALTY_QUOTIENT_BELLATRIX),
MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX: MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX:
@ -186,7 +186,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
DEPOSIT_CONTRACT_ADDRESS: DEPOSIT_CONTRACT_ADDRESS:
$cfg.DEPOSIT_CONTRACT_ADDRESS, $cfg.DEPOSIT_CONTRACT_ADDRESS,
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#constants
# GENESIS_SLOT # GENESIS_SLOT
# GENESIS_EPOCH # GENESIS_EPOCH
# FAR_FUTURE_EPOCH # FAR_FUTURE_EPOCH
@ -213,7 +213,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
DOMAIN_AGGREGATE_AND_PROOF: DOMAIN_AGGREGATE_AND_PROOF:
to0xHex(DOMAIN_AGGREGATE_AND_PROOF.data), to0xHex(DOMAIN_AGGREGATE_AND_PROOF.data),
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#constants
TIMELY_SOURCE_FLAG_INDEX: TIMELY_SOURCE_FLAG_INDEX:
to0xHex([byte(TIMELY_SOURCE_FLAG_INDEX)]), to0xHex([byte(TIMELY_SOURCE_FLAG_INDEX)]),
TIMELY_TARGET_FLAG_INDEX: TIMELY_TARGET_FLAG_INDEX:
@ -240,7 +240,7 @@ proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) =
to0xHex(DOMAIN_CONTRIBUTION_AND_PROOF.data), to0xHex(DOMAIN_CONTRIBUTION_AND_PROOF.data),
# PARTICIPATION_FLAG_WEIGHTS # PARTICIPATION_FLAG_WEIGHTS
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#constants
TARGET_AGGREGATORS_PER_COMMITTEE: TARGET_AGGREGATORS_PER_COMMITTEE:
Base10.toString(TARGET_AGGREGATORS_PER_COMMITTEE), Base10.toString(TARGET_AGGREGATORS_PER_COMMITTEE),
RANDOM_SUBNETS_PER_VALIDATOR: RANDOM_SUBNETS_PER_VALIDATOR:

View File

@ -46,7 +46,7 @@ const
GENESIS_SLOT* = Slot(0) GENESIS_SLOT* = Slot(0)
GENESIS_EPOCH* = Epoch(0) # compute_epoch_at_slot(GENESIS_SLOT) GENESIS_EPOCH* = Epoch(0) # compute_epoch_at_slot(GENESIS_SLOT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#constant # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#constant
INTERVALS_PER_SLOT* = 3 INTERVALS_PER_SLOT* = 3
FAR_FUTURE_BEACON_TIME* = BeaconTime(ns_since_genesis: int64.high()) FAR_FUTURE_BEACON_TIME* = BeaconTime(ns_since_genesis: int64.high())
@ -134,10 +134,10 @@ template `+`*(a: TimeDiff, b: Duration): TimeDiff =
const const
# Offsets from the start of the slot to when the corresponding message should # Offsets from the start of the slot to when the corresponding message should
# be sent # be sent
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#attesting # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#attesting
attestationSlotOffset* = TimeDiff(nanoseconds: attestationSlotOffset* = TimeDiff(nanoseconds:
NANOSECONDS_PER_SLOT.int64 div INTERVALS_PER_SLOT) NANOSECONDS_PER_SLOT.int64 div INTERVALS_PER_SLOT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#broadcast-aggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-aggregate
aggregateSlotOffset* = TimeDiff(nanoseconds: aggregateSlotOffset* = TimeDiff(nanoseconds:
NANOSECONDS_PER_SLOT.int64 * 2 div INTERVALS_PER_SLOT) NANOSECONDS_PER_SLOT.int64 * 2 div INTERVALS_PER_SLOT)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#prepare-sync-committee-message # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#prepare-sync-committee-message
@ -183,13 +183,13 @@ func slotOrZero*(time: BeaconTime): Slot =
if exSlot.afterGenesis: exSlot.slot if exSlot.afterGenesis: exSlot.slot
else: Slot(0) else: Slot(0)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_epoch_at_slot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_epoch_at_slot
func epoch*(slot: Slot): Epoch = # aka compute_epoch_at_slot func epoch*(slot: Slot): Epoch = # aka compute_epoch_at_slot
## Return the epoch number at ``slot``. ## Return the epoch number at ``slot``.
if slot == FAR_FUTURE_SLOT: FAR_FUTURE_EPOCH if slot == FAR_FUTURE_SLOT: FAR_FUTURE_EPOCH
else: Epoch(slot div SLOTS_PER_EPOCH) else: Epoch(slot div SLOTS_PER_EPOCH)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#compute_slots_since_epoch_start # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#compute_slots_since_epoch_start
func since_epoch_start*(slot: Slot): uint64 = # aka compute_slots_since_epoch_start func since_epoch_start*(slot: Slot): uint64 = # aka compute_slots_since_epoch_start
## How many slots since the beginning of the epoch (`[0..SLOTS_PER_EPOCH-1]`) ## How many slots since the beginning of the epoch (`[0..SLOTS_PER_EPOCH-1]`)
(slot mod SLOTS_PER_EPOCH) (slot mod SLOTS_PER_EPOCH)
@ -197,14 +197,14 @@ func since_epoch_start*(slot: Slot): uint64 = # aka compute_slots_since_epoch_st
template is_epoch*(slot: Slot): bool = template is_epoch*(slot: Slot): bool =
slot.since_epoch_start == 0 slot.since_epoch_start == 0
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_start_slot_at_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_start_slot_at_epoch
func start_slot*(epoch: Epoch): Slot = # aka compute_start_slot_at_epoch func start_slot*(epoch: Epoch): Slot = # aka compute_start_slot_at_epoch
## Return the start slot of ``epoch``. ## Return the start slot of ``epoch``.
const maxEpoch = Epoch(FAR_FUTURE_SLOT div SLOTS_PER_EPOCH) const maxEpoch = Epoch(FAR_FUTURE_SLOT div SLOTS_PER_EPOCH)
if epoch >= maxEpoch: FAR_FUTURE_SLOT if epoch >= maxEpoch: FAR_FUTURE_SLOT
else: Slot(epoch * SLOTS_PER_EPOCH) else: Slot(epoch * SLOTS_PER_EPOCH)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_previous_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_previous_epoch
func get_previous_epoch*(current_epoch: Epoch): Epoch = func get_previous_epoch*(current_epoch: Epoch): Epoch =
## Return the previous epoch (unless the current epoch is ``GENESIS_EPOCH``). ## Return the previous epoch (unless the current epoch is ``GENESIS_EPOCH``).
if current_epoch == GENESIS_EPOCH: if current_epoch == GENESIS_EPOCH:

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@ -23,7 +23,7 @@ from ./datatypes/capella import BeaconState, ExecutionPayloadHeader, Withdrawal
export extras, forks, validator export extras, forks, validator
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#increase_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#increase_balance
func increase_balance*(balance: var Gwei, delta: Gwei) = func increase_balance*(balance: var Gwei, delta: Gwei) =
balance += delta balance += delta
@ -33,7 +33,7 @@ func increase_balance*(
if delta != 0: # avoid dirtying the balance cache if not needed if delta != 0: # avoid dirtying the balance cache if not needed
increase_balance(state.balances.mitem(index), delta) increase_balance(state.balances.mitem(index), delta)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#decrease_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#decrease_balance
func decrease_balance*(balance: var Gwei, delta: Gwei) = func decrease_balance*(balance: var Gwei, delta: Gwei) =
balance = balance =
if delta > balance: if delta > balance:
@ -48,8 +48,8 @@ func decrease_balance*(
if delta != 0: # avoid dirtying the balance cache if not needed if delta != 0: # avoid dirtying the balance cache if not needed
decrease_balance(state.balances.mitem(index), delta) decrease_balance(state.balances.mitem(index), delta)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#deposits # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#deposits
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#modified-process_deposit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-process_deposit
func get_validator_from_deposit*(deposit: DepositData): func get_validator_from_deposit*(deposit: DepositData):
Validator = Validator =
let let
@ -67,13 +67,13 @@ func get_validator_from_deposit*(deposit: DepositData):
effective_balance: effective_balance effective_balance: effective_balance
) )
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#compute_activation_exit_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_activation_exit_epoch
func compute_activation_exit_epoch*(epoch: Epoch): Epoch = func compute_activation_exit_epoch*(epoch: Epoch): Epoch =
## Return the epoch during which validator activations and exits initiated in ## Return the epoch during which validator activations and exits initiated in
## ``epoch`` take effect. ## ``epoch`` take effect.
epoch + 1 + MAX_SEED_LOOKAHEAD epoch + 1 + MAX_SEED_LOOKAHEAD
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#get_validator_churn_limit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_validator_churn_limit
func get_validator_churn_limit*( func get_validator_churn_limit*(
cfg: RuntimeConfig, state: ForkyBeaconState, cache: var StateCache): cfg: RuntimeConfig, state: ForkyBeaconState, cache: var StateCache):
uint64 = uint64 =
@ -83,7 +83,7 @@ func get_validator_churn_limit*(
count_active_validators( count_active_validators(
state, state.get_current_epoch(), cache) div cfg.CHURN_LIMIT_QUOTIENT) state, state.get_current_epoch(), cache) div cfg.CHURN_LIMIT_QUOTIENT)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#initiate_validator_exit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#initiate_validator_exit
func initiate_validator_exit*( func initiate_validator_exit*(
cfg: RuntimeConfig, state: var ForkyBeaconState, cfg: RuntimeConfig, state: var ForkyBeaconState,
index: ValidatorIndex, cache: var StateCache): Result[void, cstring] = index: ValidatorIndex, cache: var StateCache): Result[void, cstring] =
@ -132,8 +132,8 @@ func initiate_validator_exit*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.1/specs/bellatrix/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.1/specs/bellatrix/beacon-chain.md#modified-slash_validator
func get_slashing_penalty*(state: ForkyBeaconState, func get_slashing_penalty*(state: ForkyBeaconState,
validator_effective_balance: Gwei): Gwei = validator_effective_balance: Gwei): Gwei =
@ -150,14 +150,14 @@ func get_slashing_penalty*(state: ForkyBeaconState,
else: else:
{.fatal: "invalid BeaconState type".} {.fatal: "invalid BeaconState type".}
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator
func get_whistleblower_reward*(validator_effective_balance: Gwei): Gwei = func get_whistleblower_reward*(validator_effective_balance: Gwei): Gwei =
validator_effective_balance div WHISTLEBLOWER_REWARD_QUOTIENT validator_effective_balance div WHISTLEBLOWER_REWARD_QUOTIENT
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator
func get_proposer_reward(state: ForkyBeaconState, whistleblower_reward: Gwei): Gwei = func get_proposer_reward(state: ForkyBeaconState, whistleblower_reward: Gwei): Gwei =
when state is phase0.BeaconState: when state is phase0.BeaconState:
@ -168,8 +168,8 @@ func get_proposer_reward(state: ForkyBeaconState, whistleblower_reward: Gwei): G
else: else:
{.fatal: "invalid BeaconState type".} {.fatal: "invalid BeaconState type".}
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-slash_validator
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#modified-slash_validator
proc slash_validator*( proc slash_validator*(
cfg: RuntimeConfig, state: var ForkyBeaconState, cfg: RuntimeConfig, state: var ForkyBeaconState,
@ -223,7 +223,7 @@ proc slash_validator*(
func genesis_time_from_eth1_timestamp*(cfg: RuntimeConfig, eth1_timestamp: uint64): uint64 = func genesis_time_from_eth1_timestamp*(cfg: RuntimeConfig, eth1_timestamp: uint64): uint64 =
eth1_timestamp + cfg.GENESIS_DELAY eth1_timestamp + cfg.GENESIS_DELAY
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#genesis # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#genesis
proc initialize_beacon_state_from_eth1*( proc initialize_beacon_state_from_eth1*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
eth1_block_hash: Eth2Digest, eth1_block_hash: Eth2Digest,
@ -325,7 +325,7 @@ proc initialize_hashed_beacon_state_from_eth1*(
cfg, eth1_block_hash, eth1_timestamp, deposits, flags)) cfg, eth1_block_hash, eth1_timestamp, deposits, flags))
result.root = hash_tree_root(result.data) result.root = hash_tree_root(result.data)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#genesis-block # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#genesis-block
func get_initial_beacon_block*(state: phase0.HashedBeaconState): func get_initial_beacon_block*(state: phase0.HashedBeaconState):
phase0.TrustedSignedBeaconBlock = phase0.TrustedSignedBeaconBlock =
# The genesis block is implicitly trusted # The genesis block is implicitly trusted
@ -337,7 +337,7 @@ func get_initial_beacon_block*(state: phase0.HashedBeaconState):
phase0.TrustedSignedBeaconBlock( phase0.TrustedSignedBeaconBlock(
message: message, root: hash_tree_root(message)) message: message, root: hash_tree_root(message))
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#initialize-state-for-pure-altair-testnets-and-test-vectors # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#initialize-state-for-pure-altair-testnets-and-test-vectors
func get_initial_beacon_block*(state: altair.HashedBeaconState): func get_initial_beacon_block*(state: altair.HashedBeaconState):
altair.TrustedSignedBeaconBlock = altair.TrustedSignedBeaconBlock =
# The genesis block is implicitly trusted # The genesis block is implicitly trusted
@ -378,7 +378,7 @@ func get_initial_beacon_block*(state: ForkedHashedBeaconState):
withState(state): withState(state):
ForkedTrustedSignedBeaconBlock.init(get_initial_beacon_block(forkyState)) ForkedTrustedSignedBeaconBlock.init(get_initial_beacon_block(forkyState))
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#get_block_root_at_slot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_block_root_at_slot
func get_block_root_at_slot*(state: ForkyBeaconState, slot: Slot): Eth2Digest = func get_block_root_at_slot*(state: ForkyBeaconState, slot: Slot): Eth2Digest =
## Return the block root at a recent ``slot``. ## Return the block root at a recent ``slot``.
@ -396,7 +396,7 @@ func get_block_root_at_slot*(
withState(state): withState(state):
get_block_root_at_slot(forkyState.data, slot) get_block_root_at_slot(forkyState.data, slot)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_block_root # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_block_root
func get_block_root*(state: ForkyBeaconState, epoch: Epoch): Eth2Digest = func get_block_root*(state: ForkyBeaconState, epoch: Epoch): Eth2Digest =
## Return the block root at the start of a recent ``epoch``. ## Return the block root at the start of a recent ``epoch``.
get_block_root_at_slot(state, epoch.start_slot()) get_block_root_at_slot(state, epoch.start_slot())
@ -406,7 +406,7 @@ func get_block_root*(state: ForkedHashedBeaconState, epoch: Epoch): Eth2Digest =
withState(state): withState(state):
get_block_root(forkyState.data, epoch) get_block_root(forkyState.data, epoch)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#get_total_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_total_balance
template get_total_balance( template get_total_balance(
state: ForkyBeaconState, validator_indices: untyped): Gwei = state: ForkyBeaconState, validator_indices: untyped): Gwei =
## Return the combined effective balance of the ``indices``. ## Return the combined effective balance of the ``indices``.
@ -417,13 +417,13 @@ template get_total_balance(
res += state.validators[validator_index].effective_balance res += state.validators[validator_index].effective_balance
max(EFFECTIVE_BALANCE_INCREMENT, res) max(EFFECTIVE_BALANCE_INCREMENT, res)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#is_eligible_for_activation_queue # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_eligible_for_activation_queue
func is_eligible_for_activation_queue*(validator: Validator): bool = func is_eligible_for_activation_queue*(validator: Validator): bool =
## Check if ``validator`` is eligible to be placed into the activation queue. ## Check if ``validator`` is eligible to be placed into the activation queue.
validator.activation_eligibility_epoch == FAR_FUTURE_EPOCH and validator.activation_eligibility_epoch == FAR_FUTURE_EPOCH and
validator.effective_balance == MAX_EFFECTIVE_BALANCE validator.effective_balance == MAX_EFFECTIVE_BALANCE
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#is_eligible_for_activation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_eligible_for_activation
func is_eligible_for_activation*( func is_eligible_for_activation*(
state: ForkyBeaconState, validator: Validator): bool = state: ForkyBeaconState, validator: Validator): bool =
## Check if ``validator`` is eligible for activation. ## Check if ``validator`` is eligible for activation.
@ -433,7 +433,7 @@ func is_eligible_for_activation*(
# Has not yet been activated # Has not yet been activated
validator.activation_epoch == FAR_FUTURE_EPOCH validator.activation_epoch == FAR_FUTURE_EPOCH
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#is_valid_indexed_attestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
proc is_valid_indexed_attestation*( proc is_valid_indexed_attestation*(
state: ForkyBeaconState, indexed_attestation: SomeIndexedAttestation, state: ForkyBeaconState, indexed_attestation: SomeIndexedAttestation,
flags: UpdateFlags): Result[void, cstring] = flags: UpdateFlags): Result[void, cstring] =
@ -471,7 +471,7 @@ proc is_valid_indexed_attestation*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#get_attesting_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_attesting_indices
func get_attesting_indices*(state: ForkyBeaconState, func get_attesting_indices*(state: ForkyBeaconState,
data: AttestationData, data: AttestationData,
bits: CommitteeValidatorsBits, bits: CommitteeValidatorsBits,
@ -536,7 +536,7 @@ proc is_valid_indexed_attestation*(
# Attestation validation # Attestation validation
# ------------------------------------------------------------------------------------------ # ------------------------------------------------------------------------------------------
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#attestations # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attestations
# https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id # https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id
func check_attestation_slot_target*(data: AttestationData): Result[Slot, cstring] = func check_attestation_slot_target*(data: AttestationData): Result[Slot, cstring] =
@ -579,7 +579,7 @@ func check_attestation_index*(
Result[CommitteeIndex, cstring] = Result[CommitteeIndex, cstring] =
check_attestation_index(data.index, committees_per_slot) check_attestation_index(data.index, committees_per_slot)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#get_attestation_participation_flag_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_attestation_participation_flag_indices
func get_attestation_participation_flag_indices( func get_attestation_participation_flag_indices(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState, state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState,
data: AttestationData, inclusion_delay: uint64): seq[int] = data: AttestationData, inclusion_delay: uint64): seq[int] =
@ -613,7 +613,7 @@ func get_attestation_participation_flag_indices(
# TODO these duplicate some stuff in state_transition_epoch which uses TotalBalances # TODO these duplicate some stuff in state_transition_epoch which uses TotalBalances
# better to centralize around that if feasible # better to centralize around that if feasible
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#get_total_active_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_total_active_balance
func get_total_active_balance*(state: ForkyBeaconState, cache: var StateCache): Gwei = func get_total_active_balance*(state: ForkyBeaconState, cache: var StateCache): Gwei =
## Return the combined effective balance of the active validators. ## Return the combined effective balance of the active validators.
# Note: ``get_total_balance`` returns ``EFFECTIVE_BALANCE_INCREMENT`` Gwei # Note: ``get_total_balance`` returns ``EFFECTIVE_BALANCE_INCREMENT`` Gwei
@ -624,7 +624,7 @@ func get_total_active_balance*(state: ForkyBeaconState, cache: var StateCache):
get_total_balance( get_total_balance(
state, cache.get_shuffled_active_validator_indices(state, epoch)) state, cache.get_shuffled_active_validator_indices(state, epoch))
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#get_base_reward_per_increment # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_base_reward_per_increment
func get_base_reward_per_increment_sqrt*( func get_base_reward_per_increment_sqrt*(
total_active_balance_sqrt: uint64): Gwei = total_active_balance_sqrt: uint64): Gwei =
EFFECTIVE_BALANCE_INCREMENT * BASE_REWARD_FACTOR div total_active_balance_sqrt EFFECTIVE_BALANCE_INCREMENT * BASE_REWARD_FACTOR div total_active_balance_sqrt
@ -633,7 +633,7 @@ func get_base_reward_per_increment*(
total_active_balance: Gwei): Gwei = total_active_balance: Gwei): Gwei =
get_base_reward_per_increment_sqrt(integer_squareroot(total_active_balance)) get_base_reward_per_increment_sqrt(integer_squareroot(total_active_balance))
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#get_base_reward # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_base_reward
func get_base_reward( func get_base_reward(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState, state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState,
index: ValidatorIndex, base_reward_per_increment: Gwei): Gwei = index: ValidatorIndex, base_reward_per_increment: Gwei): Gwei =
@ -643,7 +643,7 @@ func get_base_reward(
state.validators[index].effective_balance div EFFECTIVE_BALANCE_INCREMENT state.validators[index].effective_balance div EFFECTIVE_BALANCE_INCREMENT
increments * base_reward_per_increment increments * base_reward_per_increment
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/beacon-chain.md#attestations # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attestations
proc check_attestation*( proc check_attestation*(
state: ForkyBeaconState, attestation: SomeAttestation, flags: UpdateFlags, state: ForkyBeaconState, attestation: SomeAttestation, flags: UpdateFlags,
cache: var StateCache): Result[void, cstring] = cache: var StateCache): Result[void, cstring] =
@ -758,7 +758,7 @@ proc process_attestation*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#get_next_sync_committee_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_next_sync_committee_indices
func get_next_sync_committee_keys( func get_next_sync_committee_keys(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState): state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState):
array[SYNC_COMMITTEE_SIZE, ValidatorPubKey] = array[SYNC_COMMITTEE_SIZE, ValidatorPubKey] =
@ -795,7 +795,7 @@ func get_next_sync_committee_keys(
i += 1'u64 i += 1'u64
res res
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/beacon-chain.md#get_next_sync_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_next_sync_committee
func get_next_sync_committee*( func get_next_sync_committee*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState): state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState):
SyncCommittee = SyncCommittee =
@ -813,7 +813,7 @@ func get_next_sync_committee*(
res.aggregate_pubkey = finish(attestersAgg).toPubKey() res.aggregate_pubkey = finish(attestersAgg).toPubKey()
res res
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/fork.md#upgrading-the-state # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/fork.md#upgrading-the-state
func translate_participation( func translate_participation(
state: var altair.BeaconState, state: var altair.BeaconState,
pending_attestations: openArray[phase0.PendingAttestation]) = pending_attestations: openArray[phase0.PendingAttestation]) =

View File

@ -96,7 +96,7 @@ export
# API # API
# ---------------------------------------------------------------------- # ----------------------------------------------------------------------
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#bls-signatures # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#bls-signatures
func toPubKey*(privkey: ValidatorPrivKey): CookedPubKey = func toPubKey*(privkey: ValidatorPrivKey): CookedPubKey =
## Derive a public key from a private key ## Derive a public key from a private key
@ -204,7 +204,7 @@ func finish*(agg: AggregateSignature): CookedSig {.inline.} =
sig.finish(agg) sig.finish(agg)
CookedSig(sig) CookedSig(sig)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#bls-signatures # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#bls-signatures
func blsVerify*( func blsVerify*(
pubkey: CookedPubKey, message: openArray[byte], pubkey: CookedPubKey, message: openArray[byte],
signature: CookedSig): bool = signature: CookedSig): bool =
@ -217,7 +217,7 @@ func blsVerify*(
## to enforce correct usage. ## to enforce correct usage.
PublicKey(pubkey).verify(message, blscurve.Signature(signature)) PublicKey(pubkey).verify(message, blscurve.Signature(signature))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#bls-signatures # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#bls-signatures
proc blsVerify*( proc blsVerify*(
pubkey: ValidatorPubKey, message: openArray[byte], pubkey: ValidatorPubKey, message: openArray[byte],
signature: CookedSig): bool = signature: CookedSig): bool =

View File

@ -30,7 +30,7 @@ from ssz_serialization/proofs import GeneralizedIndex
export proofs.GeneralizedIndex export proofs.GeneralizedIndex
const const
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#incentivization-weights # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#incentivization-weights
TIMELY_SOURCE_WEIGHT* = 14 TIMELY_SOURCE_WEIGHT* = 14
TIMELY_TARGET_WEIGHT* = 26 TIMELY_TARGET_WEIGHT* = 26
TIMELY_HEAD_WEIGHT* = 14 TIMELY_HEAD_WEIGHT* = 14
@ -50,17 +50,17 @@ const
# The first member (`genesis_time`) is 32, subsequent members +1 each. # The first member (`genesis_time`) is 32, subsequent members +1 each.
# If there are ever more than 32 members in `BeaconState`, indices change! # If there are ever more than 32 members in `BeaconState`, indices change!
# `FINALIZED_ROOT_INDEX` is one layer deeper, i.e., `52 * 2 + 1`. # `FINALIZED_ROOT_INDEX` is one layer deeper, i.e., `52 * 2 + 1`.
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/ssz/merkle-proofs.md # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/ssz/merkle-proofs.md
FINALIZED_ROOT_INDEX* = 105.GeneralizedIndex # `finalized_checkpoint` > `root` FINALIZED_ROOT_INDEX* = 105.GeneralizedIndex # `finalized_checkpoint` > `root`
CURRENT_SYNC_COMMITTEE_INDEX* = 54.GeneralizedIndex # `current_sync_committee` CURRENT_SYNC_COMMITTEE_INDEX* = 54.GeneralizedIndex # `current_sync_committee`
NEXT_SYNC_COMMITTEE_INDEX* = 55.GeneralizedIndex # `next_sync_committee` NEXT_SYNC_COMMITTEE_INDEX* = 55.GeneralizedIndex # `next_sync_committee`
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#participation-flag-indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#participation-flag-indices
TIMELY_SOURCE_FLAG_INDEX* = 0 TIMELY_SOURCE_FLAG_INDEX* = 0
TIMELY_TARGET_FLAG_INDEX* = 1 TIMELY_TARGET_FLAG_INDEX* = 1
TIMELY_HEAD_FLAG_INDEX* = 2 TIMELY_HEAD_FLAG_INDEX* = 2
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#inactivity-penalties # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#inactivity-penalties
INACTIVITY_SCORE_BIAS* = 4 INACTIVITY_SCORE_BIAS* = 4
INACTIVITY_SCORE_RECOVERY_RATE* = 16 INACTIVITY_SCORE_RECOVERY_RATE* = 16
@ -74,13 +74,13 @@ static: doAssert TIMELY_SOURCE_WEIGHT + TIMELY_TARGET_WEIGHT +
type type
### New types ### New types
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#custom-types # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#custom-types
ParticipationFlags* = uint8 ParticipationFlags* = uint8
EpochParticipationFlags* = EpochParticipationFlags* =
distinct HashList[ParticipationFlags, Limit VALIDATOR_REGISTRY_LIMIT] distinct HashList[ParticipationFlags, Limit VALIDATOR_REGISTRY_LIMIT]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#syncaggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#syncaggregate
SyncAggregate* = object SyncAggregate* = object
sync_committee_bits*: BitArray[SYNC_COMMITTEE_SIZE] sync_committee_bits*: BitArray[SYNC_COMMITTEE_SIZE]
sync_committee_signature*: ValidatorSig sync_committee_signature*: ValidatorSig
@ -89,7 +89,7 @@ type
sync_committee_bits*: BitArray[SYNC_COMMITTEE_SIZE] sync_committee_bits*: BitArray[SYNC_COMMITTEE_SIZE]
sync_committee_signature*: TrustedSig sync_committee_signature*: TrustedSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#synccommittee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#synccommittee
SyncCommittee* = object SyncCommittee* = object
pubkeys*: HashArray[Limit SYNC_COMMITTEE_SIZE, ValidatorPubKey] pubkeys*: HashArray[Limit SYNC_COMMITTEE_SIZE, ValidatorPubKey]
aggregate_pubkey*: ValidatorPubKey aggregate_pubkey*: ValidatorPubKey
@ -141,7 +141,7 @@ type
message*: ContributionAndProof message*: ContributionAndProof
signature*: ValidatorSig signature*: ValidatorSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/validator.md#syncaggregatorselectiondata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#syncaggregatorselectiondata
SyncAggregatorSelectionData* = object SyncAggregatorSelectionData* = object
slot*: Slot slot*: Slot
subcommittee_index*: uint64 # `SyncSubcommitteeIndex` after validation subcommittee_index*: uint64 # `SyncSubcommitteeIndex` after validation
@ -244,7 +244,7 @@ type
## safety threshold) ## safety threshold)
current_max_active_participants*: uint64 current_max_active_participants*: uint64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#beaconstate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#beaconstate
BeaconState* = object BeaconState* = object
# Versioning # Versioning
genesis_time*: uint64 genesis_time*: uint64
@ -329,7 +329,7 @@ type
data*: BeaconState data*: BeaconState
root*: Eth2Digest # hash_tree_root(data) root*: Eth2Digest # hash_tree_root(data)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblock
BeaconBlock* = object BeaconBlock* = object
## For each slot, a proposer is chosen from the validator pool to propose ## For each slot, a proposer is chosen from the validator pool to propose
## a new block. Once the block as been proposed, it is transmitted to ## a new block. Once the block as been proposed, it is transmitted to
@ -386,7 +386,7 @@ type
state_root*: Eth2Digest state_root*: Eth2Digest
body*: TrustedBeaconBlockBody body*: TrustedBeaconBlockBody
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#beaconblockbody # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#beaconblockbody
BeaconBlockBody* = object BeaconBlockBody* = object
randao_reveal*: ValidatorSig randao_reveal*: ValidatorSig
eth1_data*: Eth1Data eth1_data*: Eth1Data
@ -438,7 +438,7 @@ type
SyncnetBits* = BitArray[SYNC_COMMITTEE_SUBNET_COUNT] SyncnetBits* = BitArray[SYNC_COMMITTEE_SUBNET_COUNT]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#metadata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#metadata
MetaData* = object MetaData* = object
seq_number*: uint64 seq_number*: uint64
attnets*: AttnetBits attnets*: AttnetBits
@ -463,7 +463,7 @@ type
# [New in Altair] # [New in Altair]
sync_aggregate*: TrustedSyncAggregate sync_aggregate*: TrustedSyncAggregate
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedbeaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedbeaconblock
SignedBeaconBlock* = object SignedBeaconBlock* = object
message*: BeaconBlock message*: BeaconBlock
signature*: ValidatorSig signature*: ValidatorSig

View File

@ -85,7 +85,7 @@ const
ZERO_HASH* = Eth2Digest() ZERO_HASH* = Eth2Digest()
MAX_GRAFFITI_SIZE* = 32 MAX_GRAFFITI_SIZE* = 32
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#configuration # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#configuration
MAXIMUM_GOSSIP_CLOCK_DISPARITY* = 500.millis MAXIMUM_GOSSIP_CLOCK_DISPARITY* = 500.millis
SLOTS_PER_ETH1_VOTING_PERIOD* = SLOTS_PER_ETH1_VOTING_PERIOD* =
@ -129,7 +129,7 @@ template maxSize*(n: int) {.pragma.}
# - broke the compiler in SSZ and nim-serialization # - broke the compiler in SSZ and nim-serialization
type type
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#custom-types # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#custom-types
Eth2Domain* = array[32, byte] Eth2Domain* = array[32, byte]
ValidatorIndex* = distinct uint32 ValidatorIndex* = distinct uint32
@ -176,7 +176,7 @@ type
# SSZ / hashing purposes # SSZ / hashing purposes
JustificationBits* = distinct uint8 JustificationBits* = distinct uint8
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#proposerslashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#proposerslashing
ProposerSlashing* = object ProposerSlashing* = object
signed_header_1*: SignedBeaconBlockHeader signed_header_1*: SignedBeaconBlockHeader
signed_header_2*: SignedBeaconBlockHeader signed_header_2*: SignedBeaconBlockHeader
@ -188,7 +188,7 @@ type
signed_header_1*: TrustedSignedBeaconBlockHeader signed_header_1*: TrustedSignedBeaconBlockHeader
signed_header_2*: TrustedSignedBeaconBlockHeader signed_header_2*: TrustedSignedBeaconBlockHeader
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#attesterslashing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attesterslashing
AttesterSlashing* = object AttesterSlashing* = object
attestation_1*: IndexedAttestation attestation_1*: IndexedAttestation
attestation_2*: IndexedAttestation attestation_2*: IndexedAttestation
@ -200,7 +200,7 @@ type
attestation_1*: TrustedIndexedAttestation attestation_1*: TrustedIndexedAttestation
attestation_2*: TrustedIndexedAttestation attestation_2*: TrustedIndexedAttestation
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#indexedattestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#indexedattestation
IndexedAttestation* = object IndexedAttestation* = object
attesting_indices*: List[uint64, Limit MAX_VALIDATORS_PER_COMMITTEE] attesting_indices*: List[uint64, Limit MAX_VALIDATORS_PER_COMMITTEE]
data*: AttestationData data*: AttestationData
@ -216,7 +216,7 @@ type
CommitteeValidatorsBits* = BitList[Limit MAX_VALIDATORS_PER_COMMITTEE] CommitteeValidatorsBits* = BitList[Limit MAX_VALIDATORS_PER_COMMITTEE]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#attestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attestation
Attestation* = object Attestation* = object
aggregation_bits*: CommitteeValidatorsBits aggregation_bits*: CommitteeValidatorsBits
data*: AttestationData data*: AttestationData
@ -232,17 +232,17 @@ type
ForkDigest* = distinct array[4, byte] ForkDigest* = distinct array[4, byte]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#forkdata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#forkdata
ForkData* = object ForkData* = object
current_version*: Version current_version*: Version
genesis_validators_root*: Eth2Digest genesis_validators_root*: Eth2Digest
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#checkpoint # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#checkpoint
Checkpoint* = object Checkpoint* = object
epoch*: Epoch epoch*: Epoch
root*: Eth2Digest root*: Eth2Digest
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#AttestationData # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#AttestationData
AttestationData* = object AttestationData* = object
slot*: Slot slot*: Slot
@ -255,20 +255,20 @@ type
source*: Checkpoint source*: Checkpoint
target*: Checkpoint target*: Checkpoint
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#deposit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#deposit
Deposit* = object Deposit* = object
proof*: array[DEPOSIT_CONTRACT_TREE_DEPTH + 1, Eth2Digest] proof*: array[DEPOSIT_CONTRACT_TREE_DEPTH + 1, Eth2Digest]
## Merkle path to deposit root ## Merkle path to deposit root
data*: DepositData data*: DepositData
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#depositmessage # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#depositmessage
DepositMessage* = object DepositMessage* = object
pubkey*: ValidatorPubKey pubkey*: ValidatorPubKey
withdrawal_credentials*: Eth2Digest withdrawal_credentials*: Eth2Digest
amount*: Gwei amount*: Gwei
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#depositdata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#depositdata
DepositData* = object DepositData* = object
pubkey*: ValidatorPubKey pubkey*: ValidatorPubKey
withdrawal_credentials*: Eth2Digest withdrawal_credentials*: Eth2Digest
@ -277,7 +277,7 @@ type
# if the deposit should be added or not during processing # if the deposit should be added or not during processing
signature*: ValidatorSig # Signing over DepositMessage signature*: ValidatorSig # Signing over DepositMessage
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#voluntaryexit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#voluntaryexit
VoluntaryExit* = object VoluntaryExit* = object
epoch*: Epoch epoch*: Epoch
## Earliest epoch when voluntary exit can be processed ## Earliest epoch when voluntary exit can be processed
@ -305,7 +305,7 @@ type
pubkey*: CookedPubKey pubkey*: CookedPubKey
withdrawal_credentials*: Eth2Digest withdrawal_credentials*: Eth2Digest
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#validator
Validator* = object Validator* = object
pubkey*: ValidatorPubKey pubkey*: ValidatorPubKey
@ -327,7 +327,7 @@ type
withdrawable_epoch*: Epoch withdrawable_epoch*: Epoch
## When validator can withdraw or transfer funds ## When validator can withdraw or transfer funds
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#pendingattestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#pendingattestation
PendingAttestation* = object PendingAttestation* = object
aggregation_bits*: CommitteeValidatorsBits aggregation_bits*: CommitteeValidatorsBits
data*: AttestationData data*: AttestationData
@ -336,12 +336,12 @@ type
proposer_index*: uint64 # `ValidatorIndex` after validation proposer_index*: uint64 # `ValidatorIndex` after validation
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#historicalbatch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#historicalbatch
HistoricalBatch* = object HistoricalBatch* = object
block_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest] block_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
state_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest] state_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#fork # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#fork
Fork* = object Fork* = object
previous_version*: Version previous_version*: Version
current_version*: Version current_version*: Version
@ -349,13 +349,13 @@ type
epoch*: Epoch epoch*: Epoch
## Epoch of latest fork ## Epoch of latest fork
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#eth1data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#eth1data
Eth1Data* = object Eth1Data* = object
deposit_root*: Eth2Digest deposit_root*: Eth2Digest
deposit_count*: uint64 deposit_count*: uint64
block_hash*: Eth2Digest block_hash*: Eth2Digest
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedvoluntaryexit # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedvoluntaryexit
SignedVoluntaryExit* = object SignedVoluntaryExit* = object
message*: VoluntaryExit message*: VoluntaryExit
signature*: ValidatorSig signature*: ValidatorSig
@ -364,7 +364,7 @@ type
message*: VoluntaryExit message*: VoluntaryExit
signature*: TrustedSig signature*: TrustedSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblockheader # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblockheader
BeaconBlockHeader* = object BeaconBlockHeader* = object
slot*: Slot slot*: Slot
proposer_index*: uint64 # `ValidatorIndex` after validation proposer_index*: uint64 # `ValidatorIndex` after validation
@ -372,14 +372,14 @@ type
state_root*: Eth2Digest state_root*: Eth2Digest
body_root*: Eth2Digest body_root*: Eth2Digest
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signingdata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signingdata
SigningData* = object SigningData* = object
object_root*: Eth2Digest object_root*: Eth2Digest
domain*: Eth2Domain domain*: Eth2Domain
GraffitiBytes* = distinct array[MAX_GRAFFITI_SIZE, byte] GraffitiBytes* = distinct array[MAX_GRAFFITI_SIZE, byte]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedbeaconblockheader # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedbeaconblockheader
SignedBeaconBlockHeader* = object SignedBeaconBlockHeader* = object
message*: BeaconBlockHeader message*: BeaconBlockHeader
signature*: ValidatorSig signature*: ValidatorSig
@ -388,13 +388,13 @@ type
message*: BeaconBlockHeader message*: BeaconBlockHeader
signature*: TrustedSig signature*: TrustedSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregateandproof # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregateandproof
AggregateAndProof* = object AggregateAndProof* = object
aggregator_index*: uint64 # `ValidatorIndex` after validation aggregator_index*: uint64 # `ValidatorIndex` after validation
aggregate*: Attestation aggregate*: Attestation
selection_proof*: ValidatorSig selection_proof*: ValidatorSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#signedaggregateandproof # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#signedaggregateandproof
SignedAggregateAndProof* = object SignedAggregateAndProof* = object
message*: AggregateAndProof message*: AggregateAndProof
signature*: ValidatorSig signature*: ValidatorSig
@ -411,12 +411,12 @@ type
sync_committees*: Table[SyncCommitteePeriod, SyncCommitteeCache] sync_committees*: Table[SyncCommitteePeriod, SyncCommitteeCache]
# This matches the mutable state of the Solidity deposit contract # This matches the mutable state of the Solidity deposit contract
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/solidity_deposit_contract/deposit_contract.sol # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/solidity_deposit_contract/deposit_contract.sol
DepositContractState* = object DepositContractState* = object
branch*: array[DEPOSIT_CONTRACT_TREE_DEPTH, Eth2Digest] branch*: array[DEPOSIT_CONTRACT_TREE_DEPTH, Eth2Digest]
deposit_count*: array[32, byte] # Uint256 deposit_count*: array[32, byte] # Uint256
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#validator
ValidatorStatus* = object ValidatorStatus* = object
# This is a validator without the expensive, immutable, append-only parts # This is a validator without the expensive, immutable, append-only parts
# serialized. They're represented in memory to allow in-place SSZ reading # serialized. They're represented in memory to allow in-place SSZ reading
@ -442,7 +442,7 @@ type
withdrawable_epoch*: Epoch withdrawable_epoch*: Epoch
## When validator can withdraw or transfer funds ## When validator can withdraw or transfer funds
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#eth2-field # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#eth2-field
ENRForkID* = object ENRForkID* = object
fork_digest*: ForkDigest fork_digest*: ForkDigest
next_fork_version*: Version next_fork_version*: Version

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@ -158,7 +158,7 @@ type
data*: BeaconState data*: BeaconState
root*: Eth2Digest # hash_tree_root(data) root*: Eth2Digest # hash_tree_root(data)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblock
BeaconBlock* = object BeaconBlock* = object
## For each slot, a proposer is chosen from the validator pool to propose ## For each slot, a proposer is chosen from the validator pool to propose
## a new block. Once the block as been proposed, it is transmitted to ## a new block. Once the block as been proposed, it is transmitted to
@ -293,7 +293,7 @@ type
# Execution # Execution
execution_payload*: ExecutionPayload # [New in Bellatrix] execution_payload*: ExecutionPayload # [New in Bellatrix]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedbeaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedbeaconblock
SignedBeaconBlock* = object SignedBeaconBlock* = object
message*: BeaconBlock message*: BeaconBlock
signature*: ValidatorSig signature*: ValidatorSig

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@ -163,7 +163,7 @@ type
data*: BeaconState data*: BeaconState
root*: Eth2Digest # hash_tree_root(data) root*: Eth2Digest # hash_tree_root(data)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblock
BeaconBlock* = object BeaconBlock* = object
## For each slot, a proposer is chosen from the validator pool to propose ## For each slot, a proposer is chosen from the validator pool to propose
## a new block. Once the block as been proposed, it is transmitted to ## a new block. Once the block as been proposed, it is transmitted to
@ -304,7 +304,7 @@ type
# Capella operations # Capella operations
bls_to_execution_changes*: SignedBLSToExecutionChangeList # [New in Capella] bls_to_execution_changes*: SignedBLSToExecutionChangeList # [New in Capella]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedbeaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedbeaconblock
SignedBeaconBlock* = object SignedBeaconBlock* = object
message*: BeaconBlock message*: BeaconBlock
signature*: ValidatorSig signature*: ValidatorSig

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@ -21,7 +21,7 @@ const
FAR_FUTURE_EPOCH* = Epoch(not 0'u64) FAR_FUTURE_EPOCH* = Epoch(not 0'u64)
FAR_FUTURE_PERIOD* = SyncCommitteePeriod(not 0'u64) FAR_FUTURE_PERIOD* = SyncCommitteePeriod(not 0'u64)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#domain-types # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#domain-types
DOMAIN_BEACON_PROPOSER* = DomainType([byte 0x00, 0x00, 0x00, 0x00]) DOMAIN_BEACON_PROPOSER* = DomainType([byte 0x00, 0x00, 0x00, 0x00])
DOMAIN_BEACON_ATTESTER* = DomainType([byte 0x01, 0x00, 0x00, 0x00]) DOMAIN_BEACON_ATTESTER* = DomainType([byte 0x01, 0x00, 0x00, 0x00])
DOMAIN_RANDAO* = DomainType([byte 0x02, 0x00, 0x00, 0x00]) DOMAIN_RANDAO* = DomainType([byte 0x02, 0x00, 0x00, 0x00])
@ -31,7 +31,7 @@ const
DOMAIN_AGGREGATE_AND_PROOF* = DomainType([byte 0x06, 0x00, 0x00, 0x00]) DOMAIN_AGGREGATE_AND_PROOF* = DomainType([byte 0x06, 0x00, 0x00, 0x00])
DOMAIN_APPLICATION_MASK* = DomainType([byte 0x00, 0x00, 0x00, 0x01]) DOMAIN_APPLICATION_MASK* = DomainType([byte 0x00, 0x00, 0x00, 0x01])
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#domain-types # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#domain-types
DOMAIN_SYNC_COMMITTEE* = DomainType([byte 0x07, 0x00, 0x00, 0x00]) DOMAIN_SYNC_COMMITTEE* = DomainType([byte 0x07, 0x00, 0x00, 0x00])
DOMAIN_SYNC_COMMITTEE_SELECTION_PROOF* = DomainType([byte 0x08, 0x00, 0x00, 0x00]) DOMAIN_SYNC_COMMITTEE_SELECTION_PROOF* = DomainType([byte 0x08, 0x00, 0x00, 0x00])
DOMAIN_CONTRIBUTION_AND_PROOF* = DomainType([byte 0x09, 0x00, 0x00, 0x00]) DOMAIN_CONTRIBUTION_AND_PROOF* = DomainType([byte 0x09, 0x00, 0x00, 0x00])
@ -39,11 +39,11 @@ const
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#domain-types # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#domain-types
DOMAIN_BLS_TO_EXECUTION_CHANGE* = DomainType([byte 0x0a, 0x00, 0x00, 0x00]) DOMAIN_BLS_TO_EXECUTION_CHANGE* = DomainType([byte 0x0a, 0x00, 0x00, 0x00])
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/bellatrix/beacon-chain.md#transition-settings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#transition-settings
TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH* = FAR_FUTURE_EPOCH TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH* = FAR_FUTURE_EPOCH
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/fork-choice.md#configuration # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/fork-choice.md#configuration
PROPOSER_SCORE_BOOST*: uint64 = 40 PROPOSER_SCORE_BOOST*: uint64 = 40
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#misc # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#misc
ATTESTATION_SUBNET_COUNT*: uint64 = 64 ATTESTATION_SUBNET_COUNT*: uint64 = 64

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@ -25,7 +25,7 @@ import
export base export base
type type
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconstate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconstate
BeaconState* = object BeaconState* = object
# Versioning # Versioning
genesis_time*: uint64 genesis_time*: uint64
@ -75,7 +75,7 @@ type
current_justified_checkpoint*: Checkpoint current_justified_checkpoint*: Checkpoint
finalized_checkpoint*: Checkpoint finalized_checkpoint*: Checkpoint
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_total_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_total_balance
TotalBalances* = object TotalBalances* = object
# The total effective balance of all active validators during the _current_ # The total effective balance of all active validators during the _current_
# epoch. # epoch.
@ -112,7 +112,7 @@ type
data*: BeaconState data*: BeaconState
root*: Eth2Digest # hash_tree_root(data) root*: Eth2Digest # hash_tree_root(data)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblock
BeaconBlock* = object BeaconBlock* = object
## For each slot, a proposer is chosen from the validator pool to propose ## For each slot, a proposer is chosen from the validator pool to propose
## a new block. Once the block as been proposed, it is transmitted to ## a new block. Once the block as been proposed, it is transmitted to
@ -131,7 +131,7 @@ type
body*: BeaconBlockBody body*: BeaconBlockBody
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#metadata # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#metadata
MetaData* = object MetaData* = object
seq_number*: uint64 seq_number*: uint64
attnets*: AttnetBits attnets*: AttnetBits
@ -173,7 +173,7 @@ type
state_root*: Eth2Digest state_root*: Eth2Digest
body*: TrustedBeaconBlockBody body*: TrustedBeaconBlockBody
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beaconblockbody # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beaconblockbody
BeaconBlockBody* = object BeaconBlockBody* = object
randao_reveal*: ValidatorSig randao_reveal*: ValidatorSig
eth1_data*: Eth1Data eth1_data*: Eth1Data
@ -222,7 +222,7 @@ type
deposits*: List[Deposit, Limit MAX_DEPOSITS] deposits*: List[Deposit, Limit MAX_DEPOSITS]
voluntary_exits*: List[TrustedSignedVoluntaryExit, Limit MAX_VOLUNTARY_EXITS] voluntary_exits*: List[TrustedSignedVoluntaryExit, Limit MAX_VOLUNTARY_EXITS]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#signedbeaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#signedbeaconblock
SignedBeaconBlock* = object SignedBeaconBlock* = object
message*: BeaconBlock message*: BeaconBlock
signature*: ValidatorSig signature*: ValidatorSig

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@ -7,7 +7,7 @@
# Serenity hash function / digest # Serenity hash function / digest
# #
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#hash # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#hash
# #
# In Phase 0 the beacon chain is deployed with SHA256 (SHA2-256). # In Phase 0 the beacon chain is deployed with SHA256 (SHA2-256).
# Note that is is different from Keccak256 (often mistakenly called SHA3-256) # Note that is is different from Keccak256 (often mistakenly called SHA3-256)

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@ -268,7 +268,7 @@ type
of BeaconBlockFork.Capella: capellaBody*: capella.BeaconBlockBody of BeaconBlockFork.Capella: capellaBody*: capella.BeaconBlockBody
RestSpec* = object RestSpec* = object
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/phase0.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/phase0.yaml
MAX_COMMITTEES_PER_SLOT*: uint64 MAX_COMMITTEES_PER_SLOT*: uint64
TARGET_COMMITTEE_SIZE*: uint64 TARGET_COMMITTEE_SIZE*: uint64
MAX_VALIDATORS_PER_COMMITTEE*: uint64 MAX_VALIDATORS_PER_COMMITTEE*: uint64
@ -303,7 +303,7 @@ type
MAX_DEPOSITS*: uint64 MAX_DEPOSITS*: uint64
MAX_VOLUNTARY_EXITS*: uint64 MAX_VOLUNTARY_EXITS*: uint64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/altair.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/altair.yaml
INACTIVITY_PENALTY_QUOTIENT_ALTAIR*: uint64 INACTIVITY_PENALTY_QUOTIENT_ALTAIR*: uint64
MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR*: uint64 MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR*: uint64
PROPORTIONAL_SLASHING_MULTIPLIER_ALTAIR*: uint64 PROPORTIONAL_SLASHING_MULTIPLIER_ALTAIR*: uint64
@ -312,7 +312,7 @@ type
MIN_SYNC_COMMITTEE_PARTICIPANTS*: uint64 MIN_SYNC_COMMITTEE_PARTICIPANTS*: uint64
UPDATE_TIMEOUT*: uint64 UPDATE_TIMEOUT*: uint64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/bellatrix.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/bellatrix.yaml
INACTIVITY_PENALTY_QUOTIENT_BELLATRIX*: uint64 INACTIVITY_PENALTY_QUOTIENT_BELLATRIX*: uint64
MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX*: uint64 MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX*: uint64
PROPORTIONAL_SLASHING_MULTIPLIER_BELLATRIX*: uint64 PROPORTIONAL_SLASHING_MULTIPLIER_BELLATRIX*: uint64
@ -354,7 +354,7 @@ type
DEPOSIT_NETWORK_ID*: uint64 DEPOSIT_NETWORK_ID*: uint64
DEPOSIT_CONTRACT_ADDRESS*: Eth1Address DEPOSIT_CONTRACT_ADDRESS*: Eth1Address
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#constants
# GENESIS_SLOT # GENESIS_SLOT
# GENESIS_EPOCH # GENESIS_EPOCH
# FAR_FUTURE_EPOCH # FAR_FUTURE_EPOCH
@ -372,7 +372,7 @@ type
DOMAIN_SELECTION_PROOF*: DomainType DOMAIN_SELECTION_PROOF*: DomainType
DOMAIN_AGGREGATE_AND_PROOF*: DomainType DOMAIN_AGGREGATE_AND_PROOF*: DomainType
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#constants
TIMELY_SOURCE_FLAG_INDEX*: byte TIMELY_SOURCE_FLAG_INDEX*: byte
TIMELY_TARGET_FLAG_INDEX*: byte TIMELY_TARGET_FLAG_INDEX*: byte
TIMELY_HEAD_FLAG_INDEX*: byte TIMELY_HEAD_FLAG_INDEX*: byte
@ -387,7 +387,7 @@ type
DOMAIN_CONTRIBUTION_AND_PROOF*: DomainType DOMAIN_CONTRIBUTION_AND_PROOF*: DomainType
# PARTICIPATION_FLAG_WEIGHTS # PARTICIPATION_FLAG_WEIGHTS
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#constants # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#constants
TARGET_AGGREGATORS_PER_COMMITTEE*: uint64 TARGET_AGGREGATORS_PER_COMMITTEE*: uint64
RANDOM_SUBNETS_PER_VALIDATOR*: uint64 RANDOM_SUBNETS_PER_VALIDATOR*: uint64
EPOCHS_PER_RANDOM_SUBNET_SUBSCRIPTION*: uint64 EPOCHS_PER_RANDOM_SUBNET_SUBSCRIPTION*: uint64

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@ -802,7 +802,7 @@ func toBeaconBlockFork*(fork: BeaconStateFork): BeaconBlockFork =
of BeaconStateFork.Bellatrix: BeaconBlockFork.Bellatrix of BeaconStateFork.Bellatrix: BeaconBlockFork.Bellatrix
of BeaconStateFork.Capella: BeaconBlockFork.Capella of BeaconStateFork.Capella: BeaconBlockFork.Capella
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_fork_data_root # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_fork_data_root
func compute_fork_data_root*(current_version: Version, func compute_fork_data_root*(current_version: Version,
genesis_validators_root: Eth2Digest): Eth2Digest = genesis_validators_root: Eth2Digest): Eth2Digest =
## Return the 32-byte fork data root for the ``current_version`` and ## Return the 32-byte fork data root for the ``current_version`` and
@ -814,7 +814,7 @@ func compute_fork_data_root*(current_version: Version,
genesis_validators_root: genesis_validators_root genesis_validators_root: genesis_validators_root
)) ))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_fork_digest # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_fork_digest
func compute_fork_digest*(current_version: Version, func compute_fork_digest*(current_version: Version,
genesis_validators_root: Eth2Digest): ForkDigest = genesis_validators_root: Eth2Digest): ForkDigest =
## Return the 4-byte fork digest for the ``current_version`` and ## Return the 4-byte fork digest for the ``current_version`` and

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@ -43,7 +43,7 @@ func shortLog*(v: FinalityCheckpoints): auto =
chronicles.formatIt FinalityCheckpoints: it.shortLog chronicles.formatIt FinalityCheckpoints: it.shortLog
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#integer_squareroot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#integer_squareroot
func integer_squareroot*(n: SomeInteger): SomeInteger = func integer_squareroot*(n: SomeInteger): SomeInteger =
## Return the largest integer ``x`` such that ``x**2 <= n``. ## Return the largest integer ``x`` such that ``x**2 <= n``.
doAssert n >= 0'u64 doAssert n >= 0'u64
@ -56,7 +56,7 @@ func integer_squareroot*(n: SomeInteger): SomeInteger =
y = (x + n div x) div 2 y = (x + n div x) div 2
x x
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#is_active_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_active_validator
func is_active_validator*(validator: Validator, epoch: Epoch): bool = func is_active_validator*(validator: Validator, epoch: Epoch): bool =
## Check if ``validator`` is active ## Check if ``validator`` is active
validator.activation_epoch <= epoch and epoch < validator.exit_epoch validator.activation_epoch <= epoch and epoch < validator.exit_epoch
@ -68,7 +68,7 @@ func is_exited_validator*(validator: Validator, epoch: Epoch): bool =
func is_withdrawable_validator*(validator: Validator, epoch: Epoch): bool = func is_withdrawable_validator*(validator: Validator, epoch: Epoch): bool =
epoch >= validator.withdrawable_epoch epoch >= validator.withdrawable_epoch
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_active_validator_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_active_validator_indices
iterator get_active_validator_indices*(state: ForkyBeaconState, epoch: Epoch): iterator get_active_validator_indices*(state: ForkyBeaconState, epoch: Epoch):
ValidatorIndex = ValidatorIndex =
for vidx in state.validators.vindices: for vidx in state.validators.vindices:
@ -94,23 +94,23 @@ func get_active_validator_indices_len*(
withState(state): withState(state):
get_active_validator_indices_len(forkyState.data, epoch) get_active_validator_indices_len(forkyState.data, epoch)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_current_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_current_epoch
func get_current_epoch*(state: ForkyBeaconState): Epoch = func get_current_epoch*(state: ForkyBeaconState): Epoch =
## Return the current epoch. ## Return the current epoch.
state.slot.epoch state.slot.epoch
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_current_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_current_epoch
func get_current_epoch*(state: ForkedHashedBeaconState): Epoch = func get_current_epoch*(state: ForkedHashedBeaconState): Epoch =
## Return the current epoch. ## Return the current epoch.
withState(state): get_current_epoch(forkyState.data) withState(state): get_current_epoch(forkyState.data)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_previous_epoch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_previous_epoch
func get_previous_epoch*( func get_previous_epoch*(
state: ForkyBeaconState | ForkedHashedBeaconState): Epoch = state: ForkyBeaconState | ForkedHashedBeaconState): Epoch =
## Return the previous epoch (unless the current epoch is ``GENESIS_EPOCH``). ## Return the previous epoch (unless the current epoch is ``GENESIS_EPOCH``).
get_previous_epoch(get_current_epoch(state)) get_previous_epoch(get_current_epoch(state))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_randao_mix # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_randao_mix
func get_randao_mix*(state: ForkyBeaconState, epoch: Epoch): Eth2Digest = func get_randao_mix*(state: ForkyBeaconState, epoch: Epoch): Eth2Digest =
## Returns the randao mix at a recent ``epoch``. ## Returns the randao mix at a recent ``epoch``.
state.randao_mixes[epoch mod EPOCHS_PER_HISTORICAL_VECTOR] state.randao_mixes[epoch mod EPOCHS_PER_HISTORICAL_VECTOR]
@ -126,7 +126,7 @@ func uint_to_bytes*(x: uint32): array[4, byte] = toBytesLE(x)
func uint_to_bytes*(x: uint16): array[2, byte] = toBytesLE(x) func uint_to_bytes*(x: uint16): array[2, byte] = toBytesLE(x)
func uint_to_bytes*(x: uint8): array[1, byte] = toBytesLE(x) func uint_to_bytes*(x: uint8): array[1, byte] = toBytesLE(x)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_domain # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_domain
func compute_domain*( func compute_domain*(
domain_type: DomainType, domain_type: DomainType,
fork_version: Version, fork_version: Version,
@ -141,7 +141,7 @@ func compute_domain*(
result[0..3] = domain_type.data result[0..3] = domain_type.data
result[4..31] = fork_data_root.data.toOpenArray(0, 27) result[4..31] = fork_data_root.data.toOpenArray(0, 27)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_domain # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_domain
func get_domain*( func get_domain*(
fork: Fork, fork: Fork,
domain_type: DomainType, domain_type: DomainType,
@ -162,7 +162,7 @@ func get_domain*(
## of a message. ## of a message.
get_domain(state.fork, domain_type, epoch, state.genesis_validators_root) get_domain(state.fork, domain_type, epoch, state.genesis_validators_root)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_signing_root # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_signing_root
func compute_signing_root*(ssz_object: auto, domain: Eth2Domain): Eth2Digest = func compute_signing_root*(ssz_object: auto, domain: Eth2Domain): Eth2Digest =
## Return the signing root of an object by calculating the root of the ## Return the signing root of an object by calculating the root of the
## object-domain tree. ## object-domain tree.
@ -172,7 +172,7 @@ func compute_signing_root*(ssz_object: auto, domain: Eth2Domain): Eth2Digest =
) )
hash_tree_root(domain_wrapped_object) hash_tree_root(domain_wrapped_object)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_seed # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_seed
func get_seed*(state: ForkyBeaconState, epoch: Epoch, domain_type: DomainType): func get_seed*(state: ForkyBeaconState, epoch: Epoch, domain_type: DomainType):
Eth2Digest = Eth2Digest =
## Return the seed at ``epoch``. ## Return the seed at ``epoch``.
@ -190,12 +190,12 @@ func get_seed*(state: ForkyBeaconState, epoch: Epoch, domain_type: DomainType):
epoch + EPOCHS_PER_HISTORICAL_VECTOR - MIN_SEED_LOOKAHEAD - 1).data epoch + EPOCHS_PER_HISTORICAL_VECTOR - MIN_SEED_LOOKAHEAD - 1).data
eth2digest(seed_input) eth2digest(seed_input)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#add_flag # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#add_flag
func add_flag*(flags: ParticipationFlags, flag_index: int): ParticipationFlags = func add_flag*(flags: ParticipationFlags, flag_index: int): ParticipationFlags =
let flag = ParticipationFlags(1'u8 shl flag_index) let flag = ParticipationFlags(1'u8 shl flag_index)
flags or flag flags or flag
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#has_flag # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#has_flag
func has_flag*(flags: ParticipationFlags, flag_index: int): bool = func has_flag*(flags: ParticipationFlags, flag_index: int): bool =
let flag = ParticipationFlags(1'u8 shl flag_index) let flag = ParticipationFlags(1'u8 shl flag_index)
(flags and flag) == flag (flags and flag) == flag
@ -334,7 +334,7 @@ func is_execution_block*(blck: SomeForkyBeaconBlock): bool =
else: else:
false false
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/bellatrix/beacon-chain.md#is_merge_transition_block # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#is_merge_transition_block
func is_merge_transition_block( func is_merge_transition_block(
state: bellatrix.BeaconState | capella.BeaconState, state: bellatrix.BeaconState | capella.BeaconState,
body: bellatrix.BeaconBlockBody | bellatrix.TrustedBeaconBlockBody | body: bellatrix.BeaconBlockBody | bellatrix.TrustedBeaconBlockBody |
@ -354,7 +354,7 @@ func is_execution_enabled*(
capella.SigVerifiedBeaconBlockBody): bool = capella.SigVerifiedBeaconBlockBody): bool =
is_merge_transition_block(state, body) or is_merge_transition_complete(state) is_merge_transition_block(state, body) or is_merge_transition_complete(state)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/bellatrix/beacon-chain.md#compute_timestamp_at_slot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#compute_timestamp_at_slot
func compute_timestamp_at_slot*(state: ForkyBeaconState, slot: Slot): uint64 = func compute_timestamp_at_slot*(state: ForkyBeaconState, slot: Slot): uint64 =
# Note: This function is unsafe with respect to overflows and underflows. # Note: This function is unsafe with respect to overflows and underflows.
let slots_since_genesis = slot - GENESIS_SLOT let slots_since_genesis = slot - GENESIS_SLOT

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@ -1002,7 +1002,7 @@ proc createWallet*(kdfKind: KdfKind,
crypto: crypto, crypto: crypto,
nextAccount: nextAccount.get(0)) nextAccount: nextAccount.get(0))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#bls_withdrawal_prefix # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#bls_withdrawal_prefix
func makeWithdrawalCredentials*(k: ValidatorPubKey): Eth2Digest = func makeWithdrawalCredentials*(k: ValidatorPubKey): Eth2Digest =
var bytes = eth2digest(k.toRaw()) var bytes = eth2digest(k.toRaw())
bytes.data[0] = BLS_WITHDRAWAL_PREFIX.uint8 bytes.data[0] = BLS_WITHDRAWAL_PREFIX.uint8

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@ -17,7 +17,7 @@ import
export base export base
const const
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#topics-and-messages
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/p2p-interface.md#topics-and-messages
topicBeaconBlocksSuffix* = "beacon_block/ssz_snappy" topicBeaconBlocksSuffix* = "beacon_block/ssz_snappy"
topicVoluntaryExitsSuffix* = "voluntary_exit/ssz_snappy" topicVoluntaryExitsSuffix* = "voluntary_exit/ssz_snappy"
@ -69,7 +69,7 @@ func getAggregateAndProofsTopic*(forkDigest: ForkDigest): string =
func getBlsToExecutionChangeTopic*(forkDigest: ForkDigest): string = func getBlsToExecutionChangeTopic*(forkDigest: ForkDigest): string =
eth2Prefix(forkDigest) & topicBlsToExecutionChangeSuffix eth2Prefix(forkDigest) & topicBlsToExecutionChangeSuffix
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#broadcast-attestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-attestation
func compute_subnet_for_attestation*( func compute_subnet_for_attestation*(
committees_per_slot: uint64, slot: Slot, committee_index: CommitteeIndex): committees_per_slot: uint64, slot: Slot, committee_index: CommitteeIndex):
SubnetId = SubnetId =
@ -85,19 +85,19 @@ func compute_subnet_for_attestation*(
(committees_since_epoch_start + committee_index.asUInt64) mod (committees_since_epoch_start + committee_index.asUInt64) mod
ATTESTATION_SUBNET_COUNT) ATTESTATION_SUBNET_COUNT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#broadcast-attestation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-attestation
func getAttestationTopic*(forkDigest: ForkDigest, func getAttestationTopic*(forkDigest: ForkDigest,
subnetId: SubnetId): string = subnetId: SubnetId): string =
## For subscribing and unsubscribing to/from a subnet. ## For subscribing and unsubscribing to/from a subnet.
eth2Prefix(forkDigest) & "beacon_attestation_" & $(subnetId) & "/ssz_snappy" eth2Prefix(forkDigest) & "beacon_attestation_" & $(subnetId) & "/ssz_snappy"
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#topics-and-messages
func getSyncCommitteeTopic*(forkDigest: ForkDigest, func getSyncCommitteeTopic*(forkDigest: ForkDigest,
subcommitteeIdx: SyncSubcommitteeIndex): string = subcommitteeIdx: SyncSubcommitteeIndex): string =
## For subscribing and unsubscribing to/from a subnet. ## For subscribing and unsubscribing to/from a subnet.
eth2Prefix(forkDigest) & "sync_committee_" & $subcommitteeIdx & "/ssz_snappy" eth2Prefix(forkDigest) & "sync_committee_" & $subcommitteeIdx & "/ssz_snappy"
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#topics-and-messages # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#topics-and-messages
func getSyncCommitteeContributionAndProofTopic*(forkDigest: ForkDigest): string = func getSyncCommitteeContributionAndProofTopic*(forkDigest: ForkDigest): string =
## For subscribing and unsubscribing to/from a subnet. ## For subscribing and unsubscribing to/from a subnet.
eth2Prefix(forkDigest) & "sync_committee_contribution_and_proof/ssz_snappy" eth2Prefix(forkDigest) & "sync_committee_contribution_and_proof/ssz_snappy"
@ -144,7 +144,7 @@ func getDiscoveryForkID*(cfg: RuntimeConfig,
next_fork_version: current_fork_version, next_fork_version: current_fork_version,
next_fork_epoch: FAR_FUTURE_EPOCH) next_fork_epoch: FAR_FUTURE_EPOCH)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/p2p-interface.md#transitioning-the-gossip # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/p2p-interface.md#transitioning-the-gossip
type GossipState* = set[BeaconStateFork] type GossipState* = set[BeaconStateFork]
func getTargetGossipState*( func getTargetGossipState*(
epoch, ALTAIR_FORK_EPOCH, BELLATRIX_FORK_EPOCH: Epoch, isBehind: bool): epoch, ALTAIR_FORK_EPOCH, BELLATRIX_FORK_EPOCH: Epoch, isBehind: bool):

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@ -20,7 +20,7 @@ export constants
export stint, ethtypes.toHex, ethtypes.`==` export stint, ethtypes.toHex, ethtypes.`==`
const const
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#withdrawal-prefixes # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#withdrawal-prefixes
BLS_WITHDRAWAL_PREFIX*: byte = 0 BLS_WITHDRAWAL_PREFIX*: byte = 0
ETH1_ADDRESS_WITHDRAWAL_PREFIX*: byte = 1 ETH1_ADDRESS_WITHDRAWAL_PREFIX*: byte = 1
@ -510,7 +510,7 @@ template name*(cfg: RuntimeConfig): string =
else: else:
const_preset const_preset
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#configuration # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#configuration
func MIN_EPOCHS_FOR_BLOCK_REQUESTS*(cfg: RuntimeConfig): uint64 = func MIN_EPOCHS_FOR_BLOCK_REQUESTS*(cfg: RuntimeConfig): uint64 =
cfg.MIN_VALIDATOR_WITHDRAWABILITY_DELAY + cfg.CHURN_LIMIT_QUOTIENT div 2 cfg.MIN_VALIDATOR_WITHDRAWABILITY_DELAY + cfg.CHURN_LIMIT_QUOTIENT div 2

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@ -1,5 +1,5 @@
# Mainnet preset - Altair # Mainnet preset - Altair
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/altair.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/altair.yaml
const const
# Updated penalty values # Updated penalty values
# --------------------------------------------------------------- # ---------------------------------------------------------------

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@ -1,5 +1,5 @@
# Mainnet preset - Bellatrix # Mainnet preset - Bellatrix
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/bellatrix.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/bellatrix.yaml
const const
# Updated penalty values # Updated penalty values
# --------------------------------------------------------------- # ---------------------------------------------------------------

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@ -1,5 +1,5 @@
# Mainnet preset - Phase0 # Mainnet preset - Phase0
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/mainnet/phase0.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/mainnet/phase0.yaml
const const
# #

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@ -1,5 +1,5 @@
# Minimal preset - Altair # Minimal preset - Altair
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/minimal/altair.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/minimal/altair.yaml
const const
# Updated penalty values # Updated penalty values
# --------------------------------------------------------------- # ---------------------------------------------------------------

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@ -1,5 +1,5 @@
# Minimal preset - Bellatrix # Minimal preset - Bellatrix
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/minimal/bellatrix.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/minimal/bellatrix.yaml
const const
# Updated penalty values # Updated penalty values
# --------------------------------------------------------------- # ---------------------------------------------------------------

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@ -1,5 +1,5 @@
# Minimal preset - Phase0 # Minimal preset - Phase0
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/presets/minimal/phase0.yaml # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/presets/minimal/phase0.yaml
const const
# #

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@ -48,7 +48,7 @@ func compute_slot_signing_root*(
fork, DOMAIN_SELECTION_PROOF, epoch, genesis_validators_root) fork, DOMAIN_SELECTION_PROOF, epoch, genesis_validators_root)
compute_signing_root(slot, domain) compute_signing_root(slot, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregation-selection # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregation-selection
func get_slot_signature*( func get_slot_signature*(
fork: Fork, genesis_validators_root: Eth2Digest, slot: Slot, fork: Fork, genesis_validators_root: Eth2Digest, slot: Slot,
privkey: ValidatorPrivKey): CookedSig = privkey: ValidatorPrivKey): CookedSig =
@ -72,7 +72,7 @@ func compute_epoch_signing_root*(
let domain = get_domain(fork, DOMAIN_RANDAO, epoch, genesis_validators_root) let domain = get_domain(fork, DOMAIN_RANDAO, epoch, genesis_validators_root)
compute_signing_root(epoch, domain) compute_signing_root(epoch, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#randao-reveal # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#randao-reveal
func get_epoch_signature*( func get_epoch_signature*(
fork: Fork, genesis_validators_root: Eth2Digest, epoch: Epoch, fork: Fork, genesis_validators_root: Eth2Digest, epoch: Epoch,
privkey: ValidatorPrivKey): CookedSig = privkey: ValidatorPrivKey): CookedSig =
@ -101,7 +101,7 @@ func compute_block_signing_root*(
fork, DOMAIN_BEACON_PROPOSER, epoch, genesis_validators_root) fork, DOMAIN_BEACON_PROPOSER, epoch, genesis_validators_root)
compute_signing_root(blck, domain) compute_signing_root(blck, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#signature # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#signature
func get_block_signature*( func get_block_signature*(
fork: Fork, genesis_validators_root: Eth2Digest, slot: Slot, fork: Fork, genesis_validators_root: Eth2Digest, slot: Slot,
root: Eth2Digest, privkey: ValidatorPrivKey): CookedSig = root: Eth2Digest, privkey: ValidatorPrivKey): CookedSig =
@ -130,7 +130,7 @@ func compute_aggregate_and_proof_signing_root*(
fork, DOMAIN_AGGREGATE_AND_PROOF, epoch, genesis_validators_root) fork, DOMAIN_AGGREGATE_AND_PROOF, epoch, genesis_validators_root)
compute_signing_root(aggregate_and_proof, domain) compute_signing_root(aggregate_and_proof, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#broadcast-aggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-aggregate
func get_aggregate_and_proof_signature*(fork: Fork, genesis_validators_root: Eth2Digest, func get_aggregate_and_proof_signature*(fork: Fork, genesis_validators_root: Eth2Digest,
aggregate_and_proof: AggregateAndProof, aggregate_and_proof: AggregateAndProof,
privkey: ValidatorPrivKey): CookedSig = privkey: ValidatorPrivKey): CookedSig =
@ -158,7 +158,7 @@ func compute_attestation_signing_root*(
fork, DOMAIN_BEACON_ATTESTER, epoch, genesis_validators_root) fork, DOMAIN_BEACON_ATTESTER, epoch, genesis_validators_root)
compute_signing_root(attestation_data, domain) compute_signing_root(attestation_data, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregate-signature # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregate-signature
func get_attestation_signature*( func get_attestation_signature*(
fork: Fork, genesis_validators_root: Eth2Digest, fork: Fork, genesis_validators_root: Eth2Digest,
attestation_data: AttestationData, attestation_data: AttestationData,
@ -186,7 +186,7 @@ func compute_deposit_signing_root*(
domain = compute_domain(DOMAIN_DEPOSIT, version) domain = compute_domain(DOMAIN_DEPOSIT, version)
compute_signing_root(deposit_message, domain) compute_signing_root(deposit_message, domain)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#deposits # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#deposits
func get_deposit_signature*(preset: RuntimeConfig, func get_deposit_signature*(preset: RuntimeConfig,
deposit: DepositData, deposit: DepositData,
privkey: ValidatorPrivKey): CookedSig = privkey: ValidatorPrivKey): CookedSig =
@ -249,7 +249,7 @@ proc verify_voluntary_exit_signature*(
blsVerify(pubkey, signing_root.data, signature) blsVerify(pubkey, signing_root.data, signature)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/validator.md#prepare-sync-committee-message # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#prepare-sync-committee-message
func compute_sync_committee_message_signing_root*( func compute_sync_committee_message_signing_root*(
fork: Fork, genesis_validators_root: Eth2Digest, fork: Fork, genesis_validators_root: Eth2Digest,
slot: Slot, beacon_block_root: Eth2Digest): Eth2Digest = slot: Slot, beacon_block_root: Eth2Digest): Eth2Digest =

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@ -77,7 +77,7 @@ proc aggregateAttesters(
# Aggregation spec requires non-empty collection # Aggregation spec requires non-empty collection
# - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04 # - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04
# Eth2 spec requires at least one attesting index in attestation # Eth2 spec requires at least one attesting index in attestation
# - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#is_valid_indexed_attestation # - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
return err("aggregateAttesters: no attesting indices") return err("aggregateAttesters: no attesting indices")
let let
@ -106,7 +106,7 @@ proc aggregateAttesters(
# Aggregation spec requires non-empty collection # Aggregation spec requires non-empty collection
# - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04 # - https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-04
# Eth2 spec requires at least one attesting index in attestation # Eth2 spec requires at least one attesting index in attestation
# - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#is_valid_indexed_attestation # - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
return err("aggregateAttesters: no attesting indices") return err("aggregateAttesters: no attesting indices")
var attestersAgg{.noinit.}: AggregatePublicKey var attestersAgg{.noinit.}: AggregatePublicKey

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@ -6,7 +6,7 @@
# at your option. This file may not be copied, modified, or distributed except according to those terms. # at your option. This file may not be copied, modified, or distributed except according to those terms.
# State transition, as described in # State transition, as described in
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
# #
# The entry point is `state_transition` which is at the bottom of the file! # The entry point is `state_transition` which is at the bottom of the file!
# #
@ -54,7 +54,7 @@ import
export results, extras, phase0, altair, bellatrix export results, extras, phase0, altair, bellatrix
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
proc verify_block_signature( proc verify_block_signature(
state: ForkyBeaconState, signed_block: SomeForkySignedBeaconBlock): state: ForkyBeaconState, signed_block: SomeForkySignedBeaconBlock):
Result[void, cstring] = Result[void, cstring] =
@ -71,7 +71,7 @@ proc verify_block_signature(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
func verifyStateRoot( func verifyStateRoot(
state: ForkyBeaconState, blck: ForkyBeaconBlock | ForkySigVerifiedBeaconBlock): state: ForkyBeaconState, blck: ForkyBeaconBlock | ForkySigVerifiedBeaconBlock):
Result[void, cstring] = Result[void, cstring] =
@ -100,7 +100,7 @@ func noRollback*() =
# Hashed-state transition functions # Hashed-state transition functions
# --------------------------------------------------------------- # ---------------------------------------------------------------
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
func process_slot*( func process_slot*(
state: var ForkyBeaconState, pre_state_root: Eth2Digest) = state: var ForkyBeaconState, pre_state_root: Eth2Digest) =
# `process_slot` is the first stage of per-slot processing - it is run for # `process_slot` is the first stage of per-slot processing - it is run for
@ -125,7 +125,7 @@ func clear_epoch_from_cache(cache: var StateCache, epoch: Epoch) =
for slot in epoch.slots(): for slot in epoch.slots():
cache.beacon_proposer_indices.del slot cache.beacon_proposer_indices.del slot
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
proc advance_slot( proc advance_slot(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var ForkyBeaconState, previous_slot_state_root: Eth2Digest, state: var ForkyBeaconState, previous_slot_state_root: Eth2Digest,
@ -315,7 +315,7 @@ proc state_transition*(
state_transition_block( state_transition_block(
cfg, state, signedBlock, cache, flags, rollback) cfg, state, signedBlock, cache, flags, rollback)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#preparing-for-a-beaconblock # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#preparing-for-a-beaconblock
template partialBeaconBlock*( template partialBeaconBlock*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var phase0.HashedBeaconState, state: var phase0.HashedBeaconState,

View File

@ -6,7 +6,7 @@
# at your option. This file may not be copied, modified, or distributed except according to those terms. # at your option. This file may not be copied, modified, or distributed except according to those terms.
# State transition - block processing, as described in # State transition - block processing, as described in
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#block-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#block-processing
# #
# The entry point is `process_block` which is at the bottom of this file. # The entry point is `process_block` which is at the bottom of this file.
# #
@ -35,7 +35,7 @@ from ./datatypes/capella import
export extras, phase0, altair export extras, phase0, altair
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#block-header # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#block-header
func process_block_header*( func process_block_header*(
state: var ForkyBeaconState, blck: SomeForkyBeaconBlock, flags: UpdateFlags, state: var ForkyBeaconState, blck: SomeForkyBeaconBlock, flags: UpdateFlags,
cache: var StateCache): Result[void, cstring] = cache: var StateCache): Result[void, cstring] =
@ -78,7 +78,7 @@ func `xor`[T: array](a, b: T): T =
for i in 0..<result.len: for i in 0..<result.len:
result[i] = a[i] xor b[i] result[i] = a[i] xor b[i]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#randao # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#randao
proc process_randao( proc process_randao(
state: var ForkyBeaconState, body: SomeForkyBeaconBlockBody, flags: UpdateFlags, state: var ForkyBeaconState, body: SomeForkyBeaconBlockBody, flags: UpdateFlags,
cache: var StateCache): Result[void, cstring] = cache: var StateCache): Result[void, cstring] =
@ -119,7 +119,7 @@ proc process_randao(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#eth1-data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#eth1-data
func process_eth1_data(state: var ForkyBeaconState, body: SomeForkyBeaconBlockBody): Result[void, cstring]= func process_eth1_data(state: var ForkyBeaconState, body: SomeForkyBeaconBlockBody): Result[void, cstring]=
if not state.eth1_data_votes.add body.eth1_data: if not state.eth1_data_votes.add body.eth1_data:
# Count is reset in process_final_updates, so this should never happen # Count is reset in process_final_updates, so this should never happen
@ -130,14 +130,14 @@ func process_eth1_data(state: var ForkyBeaconState, body: SomeForkyBeaconBlockBo
state.eth1_data = body.eth1_data state.eth1_data = body.eth1_data
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#is_slashable_validator # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_slashable_validator
func is_slashable_validator(validator: Validator, epoch: Epoch): bool = func is_slashable_validator(validator: Validator, epoch: Epoch): bool =
# Check if ``validator`` is slashable. # Check if ``validator`` is slashable.
(not validator.slashed) and (not validator.slashed) and
(validator.activation_epoch <= epoch) and (validator.activation_epoch <= epoch) and
(epoch < validator.withdrawable_epoch) (epoch < validator.withdrawable_epoch)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#proposer-slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#proposer-slashings
proc check_proposer_slashing*( proc check_proposer_slashing*(
state: ForkyBeaconState, proposer_slashing: SomeProposerSlashing, state: ForkyBeaconState, proposer_slashing: SomeProposerSlashing,
flags: UpdateFlags): flags: UpdateFlags):
@ -186,7 +186,7 @@ proc check_proposer_slashing*(
withState(state): withState(state):
check_proposer_slashing(forkyState.data, proposer_slashing, flags) check_proposer_slashing(forkyState.data, proposer_slashing, flags)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#proposer-slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#proposer-slashings
proc process_proposer_slashing*( proc process_proposer_slashing*(
cfg: RuntimeConfig, state: var ForkyBeaconState, cfg: RuntimeConfig, state: var ForkyBeaconState,
proposer_slashing: SomeProposerSlashing, flags: UpdateFlags, proposer_slashing: SomeProposerSlashing, flags: UpdateFlags,
@ -196,7 +196,7 @@ proc process_proposer_slashing*(
? slash_validator(cfg, state, proposer_index, cache) ? slash_validator(cfg, state, proposer_index, cache)
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#is_slashable_attestation_data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#is_slashable_attestation_data
func is_slashable_attestation_data( func is_slashable_attestation_data(
data_1: AttestationData, data_2: AttestationData): bool = data_1: AttestationData, data_2: AttestationData): bool =
## Check if ``data_1`` and ``data_2`` are slashable according to Casper FFG ## Check if ``data_1`` and ``data_2`` are slashable according to Casper FFG
@ -208,7 +208,7 @@ func is_slashable_attestation_data(
(data_1.source.epoch < data_2.source.epoch and (data_1.source.epoch < data_2.source.epoch and
data_2.target.epoch < data_1.target.epoch) data_2.target.epoch < data_1.target.epoch)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#attester-slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attester-slashings
proc check_attester_slashing*( proc check_attester_slashing*(
state: ForkyBeaconState, state: ForkyBeaconState,
attester_slashing: SomeAttesterSlashing, attester_slashing: SomeAttesterSlashing,
@ -250,7 +250,7 @@ proc check_attester_slashing*(
withState(state): withState(state):
check_attester_slashing(forkyState.data, attester_slashing, flags) check_attester_slashing(forkyState.data, attester_slashing, flags)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#attester-slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attester-slashings
proc process_attester_slashing*( proc process_attester_slashing*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var ForkyBeaconState, state: var ForkyBeaconState,
@ -333,7 +333,7 @@ proc process_deposit*(cfg: RuntimeConfig,
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#voluntary-exits # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#voluntary-exits
proc check_voluntary_exit*( proc check_voluntary_exit*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: ForkyBeaconState, state: ForkyBeaconState,
@ -382,7 +382,7 @@ proc check_voluntary_exit*(
withState(state): withState(state):
check_voluntary_exit(cfg, forkyState.data, signed_voluntary_exit, flags) check_voluntary_exit(cfg, forkyState.data, signed_voluntary_exit, flags)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#voluntary-exits # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#voluntary-exits
proc process_voluntary_exit*( proc process_voluntary_exit*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var ForkyBeaconState, state: var ForkyBeaconState,
@ -429,7 +429,7 @@ proc process_bls_to_execution_change*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#operations # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#operations
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#modified-process_operations # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#modified-process_operations
proc process_operations(cfg: RuntimeConfig, proc process_operations(cfg: RuntimeConfig,
state: var ForkyBeaconState, state: var ForkyBeaconState,
@ -464,7 +464,7 @@ proc process_operations(cfg: RuntimeConfig,
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#sync-committee-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#sync-committee-processing
func get_participant_reward*(total_active_balance: Gwei): Gwei = func get_participant_reward*(total_active_balance: Gwei): Gwei =
let let
total_active_increments = total_active_increments =
@ -479,7 +479,7 @@ func get_participant_reward*(total_active_balance: Gwei): Gwei =
func get_proposer_reward*(participant_reward: Gwei): Gwei = func get_proposer_reward*(participant_reward: Gwei): Gwei =
participant_reward * PROPOSER_WEIGHT div (WEIGHT_DENOMINATOR - PROPOSER_WEIGHT) participant_reward * PROPOSER_WEIGHT div (WEIGHT_DENOMINATOR - PROPOSER_WEIGHT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#sync-committee-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#sync-committee-processing
proc process_sync_aggregate*( proc process_sync_aggregate*(
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState), state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState),
sync_aggregate: SomeSyncAggregate, total_active_balance: Gwei, sync_aggregate: SomeSyncAggregate, total_active_balance: Gwei,
@ -701,7 +701,7 @@ func process_withdrawals*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#block-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#block-processing
# TODO workaround for https://github.com/nim-lang/Nim/issues/18095 # TODO workaround for https://github.com/nim-lang/Nim/issues/18095
# copy of datatypes/phase0.nim # copy of datatypes/phase0.nim
type SomePhase0Block = type SomePhase0Block =
@ -721,7 +721,7 @@ proc process_block*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#block-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#block-processing
# TODO workaround for https://github.com/nim-lang/Nim/issues/18095 # TODO workaround for https://github.com/nim-lang/Nim/issues/18095
# copy of datatypes/altair.nim # copy of datatypes/altair.nim
type SomeAltairBlock = type SomeAltairBlock =

View File

@ -6,8 +6,8 @@
# at your option. This file may not be copied, modified, or distributed except according to those terms. # at your option. This file may not be copied, modified, or distributed except according to those terms.
# State transition - epoch processing, as described in # State transition - epoch processing, as described in
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#epoch-processing and # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#epoch-processing and
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#epoch-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#epoch-processing
# #
# The entry point is `process_epoch`, which is at the bottom of this file. # The entry point is `process_epoch`, which is at the bottom of this file.
# #
@ -40,7 +40,7 @@ export extras, phase0, altair
logScope: topics = "consens" logScope: topics = "consens"
# Accessors that implement the max condition in `get_total_balance`: # Accessors that implement the max condition in `get_total_balance`:
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_total_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_total_balance
template current_epoch*(v: TotalBalances): Gwei = template current_epoch*(v: TotalBalances): Gwei =
max(EFFECTIVE_BALANCE_INCREMENT, v.current_epoch_raw) max(EFFECTIVE_BALANCE_INCREMENT, v.current_epoch_raw)
template previous_epoch*(v: TotalBalances): Gwei = template previous_epoch*(v: TotalBalances): Gwei =
@ -155,7 +155,7 @@ func process_attestations*(
if v.flags.contains RewardFlags.isPreviousEpochHeadAttester: if v.flags.contains RewardFlags.isPreviousEpochHeadAttester:
info.balances.previous_epoch_head_attesters_raw += validator_balance info.balances.previous_epoch_head_attesters_raw += validator_balance
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#helpers # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#helpers
# get_eligible_validator_indices # get_eligible_validator_indices
func is_eligible_validator*(validator: RewardStatus): bool = func is_eligible_validator*(validator: RewardStatus): bool =
validator.flags.contains(RewardFlags.isActiveInPreviousEpoch) or validator.flags.contains(RewardFlags.isActiveInPreviousEpoch) or
@ -172,8 +172,8 @@ func is_eligible_validator*(validator: ParticipationInfo): bool =
# Spec # Spec
# -------------------------------------------------------- # --------------------------------------------------------
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_unslashed_participating_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_unslashed_participating_indices
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_total_balance # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_total_balance
func get_unslashed_participating_balances*( func get_unslashed_participating_balances*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState
): UnslashedParticipatingBalances = ): UnslashedParticipatingBalances =
@ -240,7 +240,7 @@ func is_unslashed_participating_index(
has_flag(epoch_participation[].item(validator_index), flag_index) and has_flag(epoch_participation[].item(validator_index), flag_index) and
not state.validators[validator_index].slashed not state.validators[validator_index].slashed
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#justification-and-finalization # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#justification-and-finalization
type FinalityState = object type FinalityState = object
slot: Slot slot: Slot
current_epoch_ancestor_root: Eth2Digest current_epoch_ancestor_root: Eth2Digest
@ -308,7 +308,7 @@ proc weigh_justification_and_finalization(
## state.justification_bits[1:] = state.justification_bits[:-1] ## state.justification_bits[1:] = state.justification_bits[:-1]
## state.justification_bits[0] = 0b0 ## state.justification_bits[0] = 0b0
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#misc # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#misc
const JUSTIFICATION_BITS_LENGTH = 4 const JUSTIFICATION_BITS_LENGTH = 4
state.justification_bits = JustificationBits( state.justification_bits = JustificationBits(
@ -384,7 +384,7 @@ proc weigh_justification_and_finalization(
current_epoch = current_epoch, current_epoch = current_epoch,
checkpoint = shortLog(state.finalized_checkpoint) checkpoint = shortLog(state.finalized_checkpoint)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#justification-and-finalization # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#justification-and-finalization
proc process_justification_and_finalization*( proc process_justification_and_finalization*(
state: var phase0.BeaconState, state: var phase0.BeaconState,
balances: TotalBalances, flags: UpdateFlags = {}) = balances: TotalBalances, flags: UpdateFlags = {}) =
@ -420,7 +420,7 @@ proc compute_unrealized_finality*(
justified: finalityState.current_justified_checkpoint, justified: finalityState.current_justified_checkpoint,
finalized: finalityState.finalized_checkpoint) finalized: finalityState.finalized_checkpoint)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#justification-and-finalization # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#justification-and-finalization
proc process_justification_and_finalization*( proc process_justification_and_finalization*(
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState), state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState),
balances: UnslashedParticipatingBalances, balances: UnslashedParticipatingBalances,
@ -455,7 +455,7 @@ proc compute_unrealized_finality*(
justified: finalityState.current_justified_checkpoint, justified: finalityState.current_justified_checkpoint,
finalized: finalityState.finalized_checkpoint) finalized: finalityState.finalized_checkpoint)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#helpers # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#helpers
func get_base_reward_sqrt*(state: phase0.BeaconState, index: ValidatorIndex, func get_base_reward_sqrt*(state: phase0.BeaconState, index: ValidatorIndex,
total_balance_sqrt: auto): Gwei = total_balance_sqrt: auto): Gwei =
# Spec function recalculates total_balance every time, which creates an # Spec function recalculates total_balance every time, which creates an
@ -503,7 +503,7 @@ func get_attestation_component_delta(is_unslashed_attester: bool,
else: else:
RewardDelta(penalties: base_reward) RewardDelta(penalties: base_reward)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#components-of-attestation-deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#components-of-attestation-deltas
func get_source_delta*(validator: RewardStatus, func get_source_delta*(validator: RewardStatus,
base_reward: uint64, base_reward: uint64,
balances: TotalBalances, balances: TotalBalances,
@ -581,7 +581,7 @@ func get_inactivity_penalty_delta*(validator: RewardStatus,
delta delta
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_attestation_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_attestation_deltas
func get_attestation_deltas(state: phase0.BeaconState, info: var phase0.EpochInfo) = func get_attestation_deltas(state: phase0.BeaconState, info: var phase0.EpochInfo) =
## Update rewards with attestation reward/penalty deltas for each validator. ## Update rewards with attestation reward/penalty deltas for each validator.
@ -625,7 +625,7 @@ func get_attestation_deltas(state: phase0.BeaconState, info: var phase0.EpochInf
info.validators[proposer_index].delta.add( info.validators[proposer_index].delta.add(
proposer_delta.get()[1]) proposer_delta.get()[1])
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_base_reward # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_base_reward
func get_base_reward_increment*( func get_base_reward_increment*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState, state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState,
index: ValidatorIndex, base_reward_per_increment: Gwei): Gwei = index: ValidatorIndex, base_reward_per_increment: Gwei): Gwei =
@ -635,7 +635,7 @@ func get_base_reward_increment*(
state.validators[index].effective_balance div EFFECTIVE_BALANCE_INCREMENT state.validators[index].effective_balance div EFFECTIVE_BALANCE_INCREMENT
increments * base_reward_per_increment increments * base_reward_per_increment
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_flag_index_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_flag_index_deltas
func get_flag_index_reward*( func get_flag_index_reward*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState, state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState,
base_reward: Gwei, active_increments: Gwei, base_reward: Gwei, active_increments: Gwei,
@ -648,16 +648,16 @@ func get_flag_index_reward*(
else: else:
0.Gwei 0.Gwei
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_flag_index_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_flag_index_deltas
func get_unslashed_participating_increment*( func get_unslashed_participating_increment*(
info: altair.EpochInfo | bellatrix.BeaconState, flag_index: int): Gwei = info: altair.EpochInfo | bellatrix.BeaconState, flag_index: int): Gwei =
info.balances.previous_epoch[flag_index] div EFFECTIVE_BALANCE_INCREMENT info.balances.previous_epoch[flag_index] div EFFECTIVE_BALANCE_INCREMENT
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_flag_index_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_flag_index_deltas
func get_active_increments*(info: altair.EpochInfo | bellatrix.BeaconState): Gwei = func get_active_increments*(info: altair.EpochInfo | bellatrix.BeaconState): Gwei =
info.balances.current_epoch div EFFECTIVE_BALANCE_INCREMENT info.balances.current_epoch div EFFECTIVE_BALANCE_INCREMENT
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#get_flag_index_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#get_flag_index_deltas
iterator get_flag_index_deltas*( iterator get_flag_index_deltas*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState, state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState,
flag_index: int, base_reward_per_increment: Gwei, flag_index: int, base_reward_per_increment: Gwei,
@ -701,7 +701,7 @@ iterator get_flag_index_deltas*(
else: else:
(vidx, RewardDelta(rewards: 0.Gwei, penalties: 0.Gwei)) (vidx, RewardDelta(rewards: 0.Gwei, penalties: 0.Gwei))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#modified-get_inactivity_penalty_deltas # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#modified-get_inactivity_penalty_deltas
iterator get_inactivity_penalty_deltas*( iterator get_inactivity_penalty_deltas*(
cfg: RuntimeConfig, state: altair.BeaconState, info: altair.EpochInfo): cfg: RuntimeConfig, state: altair.BeaconState, info: altair.EpochInfo):
(ValidatorIndex, Gwei) = (ValidatorIndex, Gwei) =
@ -746,7 +746,7 @@ iterator get_inactivity_penalty_deltas*(
state.inactivity_scores[vidx] state.inactivity_scores[vidx]
yield (vidx, Gwei(penalty_numerator div penalty_denominator)) yield (vidx, Gwei(penalty_numerator div penalty_denominator))
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#rewards-and-penalties-1 # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#rewards-and-penalties-1
func process_rewards_and_penalties*( func process_rewards_and_penalties*(
state: var phase0.BeaconState, info: var phase0.EpochInfo) = state: var phase0.BeaconState, info: var phase0.EpochInfo) =
# No rewards are applied at the end of `GENESIS_EPOCH` because rewards are # No rewards are applied at the end of `GENESIS_EPOCH` because rewards are
@ -769,7 +769,7 @@ func process_rewards_and_penalties*(
decrease_balance(balance, v.delta.penalties) decrease_balance(balance, v.delta.penalties)
state.balances.asSeq()[idx] = balance state.balances.asSeq()[idx] = balance
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#rewards-and-penalties # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#rewards-and-penalties
func process_rewards_and_penalties*( func process_rewards_and_penalties*(
cfg: RuntimeConfig, state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState), cfg: RuntimeConfig, state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState),
info: var altair.EpochInfo) info: var altair.EpochInfo)
@ -804,7 +804,7 @@ func process_rewards_and_penalties*(
decrease_balance(balance, info.validators[vidx].delta.penalties) decrease_balance(balance, info.validators[vidx].delta.penalties)
state.balances.asSeq()[vidx] = balance state.balances.asSeq()[vidx] = balance
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#registry-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#registry-updates
func process_registry_updates*( func process_registry_updates*(
cfg: RuntimeConfig, state: var ForkyBeaconState, cache: var StateCache): cfg: RuntimeConfig, state: var ForkyBeaconState, cache: var StateCache):
Result[void, cstring] = Result[void, cstring] =
@ -857,8 +857,8 @@ func process_registry_updates*(
ok() ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings
func get_adjusted_total_slashing_balance*( func get_adjusted_total_slashing_balance*(
state: ForkyBeaconState, total_balance: Gwei): Gwei = state: ForkyBeaconState, total_balance: Gwei): Gwei =
@ -877,15 +877,15 @@ func get_adjusted_total_slashing_balance*(
{.fatal: "process_slashings: incorrect BeaconState type".} {.fatal: "process_slashings: incorrect BeaconState type".}
min(sum(state.slashings.data) * multiplier, total_balance) min(sum(state.slashings.data) * multiplier, total_balance)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings
func slashing_penalty_applies*(validator: Validator, epoch: Epoch): bool = func slashing_penalty_applies*(validator: Validator, epoch: Epoch): bool =
validator.slashed and validator.slashed and
epoch + EPOCHS_PER_SLASHINGS_VECTOR div 2 == validator.withdrawable_epoch epoch + EPOCHS_PER_SLASHINGS_VECTOR div 2 == validator.withdrawable_epoch
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings
func get_slashing_penalty*(validator: Validator, func get_slashing_penalty*(validator: Validator,
adjusted_total_slashing_balance, adjusted_total_slashing_balance,
@ -896,8 +896,8 @@ func get_slashing_penalty*(validator: Validator,
adjusted_total_slashing_balance adjusted_total_slashing_balance
penalty_numerator div total_balance * increment penalty_numerator div total_balance * increment
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#slashings
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#slashings
func process_slashings*(state: var ForkyBeaconState, total_balance: Gwei) = func process_slashings*(state: var ForkyBeaconState, total_balance: Gwei) =
let let
@ -912,7 +912,7 @@ func process_slashings*(state: var ForkyBeaconState, total_balance: Gwei) =
validator[], adjusted_total_slashing_balance, total_balance) validator[], adjusted_total_slashing_balance, total_balance)
decrease_balance(state, vidx, penalty) decrease_balance(state, vidx, penalty)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#eth1-data-votes-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#eth1-data-votes-updates
func process_eth1_data_reset*(state: var ForkyBeaconState) = func process_eth1_data_reset*(state: var ForkyBeaconState) =
let next_epoch = get_current_epoch(state) + 1 let next_epoch = get_current_epoch(state) + 1
@ -920,7 +920,7 @@ func process_eth1_data_reset*(state: var ForkyBeaconState) =
if next_epoch mod EPOCHS_PER_ETH1_VOTING_PERIOD == 0: if next_epoch mod EPOCHS_PER_ETH1_VOTING_PERIOD == 0:
state.eth1_data_votes = default(type state.eth1_data_votes) state.eth1_data_votes = default(type state.eth1_data_votes)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#effective-balances-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#effective-balances-updates
func process_effective_balance_updates*(state: var ForkyBeaconState) = func process_effective_balance_updates*(state: var ForkyBeaconState) =
# Update effective balances with hysteresis # Update effective balances with hysteresis
for vidx in state.validators.vindices: for vidx in state.validators.vindices:
@ -942,14 +942,14 @@ func process_effective_balance_updates*(state: var ForkyBeaconState) =
if new_effective_balance != effective_balance: if new_effective_balance != effective_balance:
state.validators.mitem(vidx).effective_balance = new_effective_balance state.validators.mitem(vidx).effective_balance = new_effective_balance
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings-balances-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings-balances-updates
func process_slashings_reset*(state: var ForkyBeaconState) = func process_slashings_reset*(state: var ForkyBeaconState) =
let next_epoch = get_current_epoch(state) + 1 let next_epoch = get_current_epoch(state) + 1
# Reset slashings # Reset slashings
state.slashings[int(next_epoch mod EPOCHS_PER_SLASHINGS_VECTOR)] = 0.Gwei state.slashings[int(next_epoch mod EPOCHS_PER_SLASHINGS_VECTOR)] = 0.Gwei
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#randao-mixes-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#randao-mixes-updates
func process_randao_mixes_reset*(state: var ForkyBeaconState) = func process_randao_mixes_reset*(state: var ForkyBeaconState) =
let let
current_epoch = get_current_epoch(state) current_epoch = get_current_epoch(state)
@ -962,12 +962,12 @@ func process_randao_mixes_reset*(state: var ForkyBeaconState) =
func compute_historical_root*(state: var ForkyBeaconState): Eth2Digest = func compute_historical_root*(state: var ForkyBeaconState): Eth2Digest =
# Equivalent to hash_tree_root(foo: HistoricalBatch), but without using # Equivalent to hash_tree_root(foo: HistoricalBatch), but without using
# significant additional stack or heap. # significant additional stack or heap.
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#historicalbatch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#historicalbatch
# In response to https://github.com/status-im/nimbus-eth2/issues/921 # In response to https://github.com/status-im/nimbus-eth2/issues/921
hash_tree_root([ hash_tree_root([
hash_tree_root(state.block_roots), hash_tree_root(state.state_roots)]) hash_tree_root(state.block_roots), hash_tree_root(state.state_roots)])
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#historical-roots-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#historical-roots-updates
func process_historical_roots_update*(state: var ForkyBeaconState) = func process_historical_roots_update*(state: var ForkyBeaconState) =
## Set historical root accumulator ## Set historical root accumulator
let next_epoch = get_current_epoch(state) + 1 let next_epoch = get_current_epoch(state) + 1
@ -975,19 +975,19 @@ func process_historical_roots_update*(state: var ForkyBeaconState) =
if next_epoch mod (SLOTS_PER_HISTORICAL_ROOT div SLOTS_PER_EPOCH) == 0: if next_epoch mod (SLOTS_PER_HISTORICAL_ROOT div SLOTS_PER_EPOCH) == 0:
# Equivalent to hash_tree_root(foo: HistoricalBatch), but without using # Equivalent to hash_tree_root(foo: HistoricalBatch), but without using
# significant additional stack or heap. # significant additional stack or heap.
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#historicalbatch # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#historicalbatch
# In response to https://github.com/status-im/nimbus-eth2/issues/921 # In response to https://github.com/status-im/nimbus-eth2/issues/921
if not state.historical_roots.add state.compute_historical_root(): if not state.historical_roots.add state.compute_historical_root():
raiseAssert "no more room for historical roots, so long and thanks for the fish!" raiseAssert "no more room for historical roots, so long and thanks for the fish!"
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#participation-records-rotation # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#participation-records-rotation
func process_participation_record_updates*(state: var phase0.BeaconState) = func process_participation_record_updates*(state: var phase0.BeaconState) =
# Rotate current/previous epoch attestations - using swap avoids copying all # Rotate current/previous epoch attestations - using swap avoids copying all
# elements using a slow genericSeqAssign # elements using a slow genericSeqAssign
state.previous_epoch_attestations.clear() state.previous_epoch_attestations.clear()
swap(state.previous_epoch_attestations, state.current_epoch_attestations) swap(state.previous_epoch_attestations, state.current_epoch_attestations)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#participation-flags-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#participation-flags-updates
func process_participation_flag_updates*( func process_participation_flag_updates*(
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState)) = state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState)) =
state.previous_epoch_participation = state.current_epoch_participation state.previous_epoch_participation = state.current_epoch_participation
@ -1002,7 +1002,7 @@ func process_participation_flag_updates*(
state.current_epoch_participation.asHashList.resetCache() state.current_epoch_participation.asHashList.resetCache()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#sync-committee-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#sync-committee-updates
func process_sync_committee_updates*( func process_sync_committee_updates*(
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState)) = state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState)) =
let next_epoch = get_current_epoch(state) + 1 let next_epoch = get_current_epoch(state) + 1
@ -1010,7 +1010,7 @@ func process_sync_committee_updates*(
state.current_sync_committee = state.next_sync_committee state.current_sync_committee = state.next_sync_committee
state.next_sync_committee = get_next_sync_committee(state) state.next_sync_committee = get_next_sync_committee(state)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#inactivity-scores # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#inactivity-scores
func process_inactivity_updates*( func process_inactivity_updates*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState), state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState),
@ -1046,7 +1046,7 @@ func process_inactivity_updates*(
if pre_inactivity_score != inactivity_score: if pre_inactivity_score != inactivity_score:
state.inactivity_scores[index] = inactivity_score state.inactivity_scores[index] = inactivity_score
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#epoch-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#epoch-processing
proc process_epoch*( proc process_epoch*(
cfg: RuntimeConfig, state: var phase0.BeaconState, flags: UpdateFlags, cfg: RuntimeConfig, state: var phase0.BeaconState, flags: UpdateFlags,
cache: var StateCache, info: var phase0.EpochInfo): Result[void, cstring] = cache: var StateCache, info: var phase0.EpochInfo): Result[void, cstring] =
@ -1103,7 +1103,7 @@ func init*(
state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState): T = state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState): T =
init(result, state) init(result, state)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/beacon-chain.md#epoch-processing # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/beacon-chain.md#epoch-processing
proc process_epoch*( proc process_epoch*(
cfg: RuntimeConfig, cfg: RuntimeConfig,
state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState), state: var (altair.BeaconState | bellatrix.BeaconState | capella.BeaconState),
@ -1115,7 +1115,7 @@ proc process_epoch*(
info.init(state) info.init(state)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#justification-and-finalization # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#justification-and-finalization
process_justification_and_finalization(state, info.balances, flags) process_justification_and_finalization(state, info.balances, flags)
# state.slot hasn't been incremented yet. # state.slot hasn't been incremented yet.
@ -1130,13 +1130,13 @@ proc process_epoch*(
process_inactivity_updates(cfg, state, info) # [New in Altair] process_inactivity_updates(cfg, state, info) # [New in Altair]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#process_rewards_and_penalties # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#process_rewards_and_penalties
process_rewards_and_penalties(cfg, state, info) process_rewards_and_penalties(cfg, state, info)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#registry-updates # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#registry-updates
? process_registry_updates(cfg, state, cache) ? process_registry_updates(cfg, state, cache)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#slashings # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#slashings
process_slashings(state, info.balances.current_epoch) process_slashings(state, info.balances.current_epoch)
process_eth1_data_reset(state) process_eth1_data_reset(state)

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@ -25,8 +25,8 @@ const
PIVOT_VIEW_SIZE = SEED_SIZE + ROUND_SIZE PIVOT_VIEW_SIZE = SEED_SIZE + ROUND_SIZE
TOTAL_SIZE = PIVOT_VIEW_SIZE + POSITION_WINDOW_SIZE TOTAL_SIZE = PIVOT_VIEW_SIZE + POSITION_WINDOW_SIZE
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_shuffled_index # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_shuffled_index
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_committee
# Port of https://github.com/protolambda/zrnt/blob/master/eth2/beacon/shuffle.go # Port of https://github.com/protolambda/zrnt/blob/master/eth2/beacon/shuffle.go
# Shuffles or unshuffles, depending on the `dir` (true for shuffling, false for unshuffling # Shuffles or unshuffles, depending on the `dir` (true for shuffling, false for unshuffling
func shuffle_list*(input: var seq[ValidatorIndex], seed: Eth2Digest) = func shuffle_list*(input: var seq[ValidatorIndex], seed: Eth2Digest) =
@ -156,13 +156,13 @@ func get_shuffled_active_validator_indices*(
withState(state): withState(state):
cache.get_shuffled_active_validator_indices(forkyState.data, epoch) cache.get_shuffled_active_validator_indices(forkyState.data, epoch)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_active_validator_indices # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_active_validator_indices
func count_active_validators*(state: ForkyBeaconState, func count_active_validators*(state: ForkyBeaconState,
epoch: Epoch, epoch: Epoch,
cache: var StateCache): uint64 = cache: var StateCache): uint64 =
cache.get_shuffled_active_validator_indices(state, epoch).lenu64 cache.get_shuffled_active_validator_indices(state, epoch).lenu64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_committee_count_per_slot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_committee_count_per_slot
func get_committee_count_per_slot*(num_active_validators: uint64): uint64 = func get_committee_count_per_slot*(num_active_validators: uint64): uint64 =
clamp( clamp(
num_active_validators div SLOTS_PER_EPOCH div TARGET_COMMITTEE_SIZE, num_active_validators div SLOTS_PER_EPOCH div TARGET_COMMITTEE_SIZE,
@ -187,7 +187,7 @@ iterator get_committee_indices*(committee_count_per_slot: uint64): CommitteeInde
let committee_index = CommitteeIndex.init(idx).expect("value clamped") let committee_index = CommitteeIndex.init(idx).expect("value clamped")
yield committee_index yield committee_index
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_committee
func compute_committee_slice*( func compute_committee_slice*(
active_validators, index, count: uint64): Slice[int] = active_validators, index, count: uint64): Slice[int] =
doAssert active_validators <= ValidatorIndex.high.uint64 doAssert active_validators <= ValidatorIndex.high.uint64
@ -233,7 +233,7 @@ func compute_committee_len*(
(slice.b - slice.a + 1).uint64 (slice.b - slice.a + 1).uint64
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_committee
iterator get_beacon_committee*( iterator get_beacon_committee*(
state: ForkyBeaconState, slot: Slot, index: CommitteeIndex, state: ForkyBeaconState, slot: Slot, index: CommitteeIndex,
cache: var StateCache): (int, ValidatorIndex) = cache: var StateCache): (int, ValidatorIndex) =
@ -273,7 +273,7 @@ func get_beacon_committee*(
withState(state): withState(state):
get_beacon_committee(forkyState.data, slot, index, cache) get_beacon_committee(forkyState.data, slot, index, cache)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_committee # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_committee
func get_beacon_committee_len*( func get_beacon_committee_len*(
state: ForkyBeaconState, slot: Slot, index: CommitteeIndex, state: ForkyBeaconState, slot: Slot, index: CommitteeIndex,
cache: var StateCache): uint64 = cache: var StateCache): uint64 =
@ -296,7 +296,7 @@ func get_beacon_committee_len*(
withState(state): withState(state):
get_beacon_committee_len(forkyState.data, slot, index, cache) get_beacon_committee_len(forkyState.data, slot, index, cache)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_shuffled_index # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_shuffled_index
func compute_shuffled_index*( func compute_shuffled_index*(
index: uint64, index_count: uint64, seed: Eth2Digest): uint64 = index: uint64, index_count: uint64, seed: Eth2Digest): uint64 =
## Return the shuffled index corresponding to ``seed`` (and ``index_count``). ## Return the shuffled index corresponding to ``seed`` (and ``index_count``).
@ -331,7 +331,7 @@ func compute_shuffled_index*(
cur_idx_permuted cur_idx_permuted
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#compute_proposer_index # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#compute_proposer_index
func compute_proposer_index(state: ForkyBeaconState, func compute_proposer_index(state: ForkyBeaconState,
indices: seq[ValidatorIndex], seed: Eth2Digest): Option[ValidatorIndex] = indices: seq[ValidatorIndex], seed: Eth2Digest): Option[ValidatorIndex] =
## Return from ``indices`` a random index sampled by effective balance. ## Return from ``indices`` a random index sampled by effective balance.
@ -358,7 +358,7 @@ func compute_proposer_index(state: ForkyBeaconState,
return some(candidate_index) return some(candidate_index)
i += 1 i += 1
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_proposer_index # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_proposer_index
func get_beacon_proposer_index*( func get_beacon_proposer_index*(
state: ForkyBeaconState, cache: var StateCache, slot: Slot): state: ForkyBeaconState, cache: var StateCache, slot: Slot):
Option[ValidatorIndex] = Option[ValidatorIndex] =
@ -396,7 +396,7 @@ func get_beacon_proposer_index*(
return res return res
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#get_beacon_proposer_index # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#get_beacon_proposer_index
func get_beacon_proposer_index*(state: ForkyBeaconState, cache: var StateCache): func get_beacon_proposer_index*(state: ForkyBeaconState, cache: var StateCache):
Option[ValidatorIndex] = Option[ValidatorIndex] =
get_beacon_proposer_index(state, cache, state.slot) get_beacon_proposer_index(state, cache, state.slot)
@ -407,7 +407,7 @@ func get_beacon_proposer_index*(state: ForkedHashedBeaconState,
withState(state): withState(state):
get_beacon_proposer_index(forkyState.data, cache, slot) get_beacon_proposer_index(forkyState.data, cache, slot)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregation-selection # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregation-selection
func is_aggregator*(committee_len: uint64, slot_signature: ValidatorSig): bool = func is_aggregator*(committee_len: uint64, slot_signature: ValidatorSig): bool =
let let
modulo = max(1'u64, committee_len div TARGET_AGGREGATORS_PER_COMMITTEE) modulo = max(1'u64, committee_len div TARGET_AGGREGATORS_PER_COMMITTEE)

View File

@ -29,7 +29,7 @@ func compute_weak_subjectivity_period(
SAFETY_DECAY * validator_count div (2 * 100 * cfg.MIN_PER_EPOCH_CHURN_LIMIT) SAFETY_DECAY * validator_count div (2 * 100 * cfg.MIN_PER_EPOCH_CHURN_LIMIT)
return weak_subjectivity_period return weak_subjectivity_period
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/weak-subjectivity.md#checking-for-stale-weak-subjectivity-checkpoint # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/weak-subjectivity.md#checking-for-stale-weak-subjectivity-checkpoint
func is_within_weak_subjectivity_period*(cfg: RuntimeConfig, current_slot: Slot, func is_within_weak_subjectivity_period*(cfg: RuntimeConfig, current_slot: Slot,
ws_state: ForkedHashedBeaconState, ws_state: ForkedHashedBeaconState,
ws_checkpoint: Checkpoint): bool = ws_checkpoint: Checkpoint): bool =

View File

@ -388,7 +388,7 @@ func fetchTime(
jitterDelay = chronos.seconds(self.rng[].rand(jitterSeconds).int64) jitterDelay = chronos.seconds(self.rng[].rand(jitterSeconds).int64)
return wallTime + minDelay + jitterDelay return wallTime + minDelay + jitterDelay
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/light-client/light-client.md#light-client-sync-process # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/light-client/light-client.md#light-client-sync-process
proc loop(self: LightClientManager) {.async.} = proc loop(self: LightClientManager) {.async.} =
var nextFetchTime = self.getBeaconTime() var nextFetchTime = self.getBeaconTime()
while true: while true:

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@ -293,7 +293,7 @@ p2pProtocol BeaconSync(version = 1,
if startSlot.epoch >= dag.cfg.ALTAIR_FORK_EPOCH: if startSlot.epoch >= dag.cfg.ALTAIR_FORK_EPOCH:
# "Clients MAY limit the number of blocks in the response." # "Clients MAY limit the number of blocks in the response."
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#beaconblocksbyrange # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#beaconblocksbyrange
debug "Block range v1 request for post-altair range", debug "Block range v1 request for post-altair range",
peer, startSlot, reqCount, reqStep peer, startSlot, reqCount, reqStep
return return
@ -379,7 +379,7 @@ p2pProtocol BeaconSync(version = 1,
if blockRef.slot.epoch >= dag.cfg.ALTAIR_FORK_EPOCH: if blockRef.slot.epoch >= dag.cfg.ALTAIR_FORK_EPOCH:
# Skipping this block should be fine because the spec says: # Skipping this block should be fine because the spec says:
# "Clients MAY limit the number of blocks in the response." # "Clients MAY limit the number of blocks in the response."
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/p2p-interface.md#beaconblocksbyroot # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/p2p-interface.md#beaconblocksbyroot
# #
# Also, our response would be indistinguishable from a node # Also, our response would be indistinguishable from a node
# that have been synced exactly to the altair transition slot. # that have been synced exactly to the altair transition slot.

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@ -80,7 +80,7 @@ type
func hash*(x: AggregatorDuty): Hash = func hash*(x: AggregatorDuty): Hash =
hashAllFields(x) hashAllFields(x)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#phase-0-attestation-subnet-stability # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#phase-0-attestation-subnet-stability
func randomStabilitySubnet( func randomStabilitySubnet(
self: ActionTracker, epoch: Epoch): tuple[subnet_id: SubnetId, expiration: Epoch] = self: ActionTracker, epoch: Epoch): tuple[subnet_id: SubnetId, expiration: Epoch] =
( (
@ -178,7 +178,7 @@ proc updateSlot*(tracker: var ActionTracker, wallSlot: Slot) =
# One stability subnet per known validator # One stability subnet per known validator
static: doAssert RANDOM_SUBNETS_PER_VALIDATOR == 1 static: doAssert RANDOM_SUBNETS_PER_VALIDATOR == 1
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#phase-0-attestation-subnet-stability # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#phase-0-attestation-subnet-stability
let expectedSubnets = let expectedSubnets =
min(ATTESTATION_SUBNET_COUNT.int, tracker.knownValidators.len) min(ATTESTATION_SUBNET_COUNT.int, tracker.knownValidators.len)

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@ -36,7 +36,7 @@ import
# - https://notes.ethereum.org/@djrtwo/Bkn3zpwxB#Validator-responsibilities # - https://notes.ethereum.org/@djrtwo/Bkn3zpwxB#Validator-responsibilities
# #
# Phase 0 spec - Honest Validator - how to avoid slashing # Phase 0 spec - Honest Validator - how to avoid slashing
# - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#how-to-avoid-slashing # - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#how-to-avoid-slashing
# #
# In-depth reading on slashing conditions # In-depth reading on slashing conditions
# #
@ -58,7 +58,7 @@ import
# 2. An attester can get slashed for signing # 2. An attester can get slashed for signing
# two attestations that together violate # two attestations that together violate
# the Casper FFG slashing conditions. # the Casper FFG slashing conditions.
# - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#ffg-vote # - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#ffg-vote
# The "source" is the current_justified_epoch # The "source" is the current_justified_epoch
# The "target" is the current_epoch # The "target" is the current_epoch
# #

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@ -946,7 +946,7 @@ proc handleAttestations(node: BeaconNode, head: BlockRef, slot: Slot) =
# We need to run attestations exactly for the slot that we're attesting to. # We need to run attestations exactly for the slot that we're attesting to.
# In case blocks went missing, this means advancing past the latest block # In case blocks went missing, this means advancing past the latest block
# using empty slots as fillers. # using empty slots as fillers.
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/validator.md#validator-assignments # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#validator-assignments
let let
epochRef = node.dag.getEpochRef( epochRef = node.dag.getEpochRef(
attestationHead.blck, slot.epoch, false).valueOr: attestationHead.blck, slot.epoch, false).valueOr:
@ -1156,13 +1156,13 @@ proc signAndSendAggregate(
return return
res.get() res.get()
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/validator.md#aggregation-selection # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregation-selection
if not is_aggregator( if not is_aggregator(
shufflingRef, slot, committee_index, selectionProof): shufflingRef, slot, committee_index, selectionProof):
return return
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/validator.md#construct-aggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#construct-aggregate
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/validator.md#aggregateandproof # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregateandproof
var var
msg = SignedAggregateAndProof( msg = SignedAggregateAndProof(
message: AggregateAndProof( message: AggregateAndProof(
@ -1509,7 +1509,7 @@ proc handleValidatorDuties*(node: BeaconNode, lastSlot, slot: Slot) {.async.} =
updateValidatorMetrics(node) # the important stuff is done, update the vanity numbers updateValidatorMetrics(node) # the important stuff is done, update the vanity numbers
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/phase0/validator.md#broadcast-aggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-aggregate
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#broadcast-sync-committee-contribution # https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#broadcast-sync-committee-contribution
# Wait 2 / 3 of the slot time to allow messages to propagate, then collect # Wait 2 / 3 of the slot time to allow messages to propagate, then collect
# the result in aggregates # the result in aggregates

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@ -322,7 +322,7 @@ proc signData(v: AttachedValidator,
else: else:
v.signWithDistributedKey(request) v.signWithDistributedKey(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#signature # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#signature
proc getBlockSignature*(v: AttachedValidator, fork: Fork, proc getBlockSignature*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, slot: Slot, genesis_validators_root: Eth2Digest, slot: Slot,
block_root: Eth2Digest, block_root: Eth2Digest,
@ -393,7 +393,7 @@ proc getBlockSignature*(v: AttachedValidator, fork: Fork,
fork, genesis_validators_root, web3SignerBlock) fork, genesis_validators_root, web3SignerBlock)
await v.signData(request) await v.signData(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregate-signature # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregate-signature
proc getAttestationSignature*(v: AttachedValidator, fork: Fork, proc getAttestationSignature*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, genesis_validators_root: Eth2Digest,
data: AttestationData data: AttestationData
@ -409,7 +409,7 @@ proc getAttestationSignature*(v: AttachedValidator, fork: Fork,
let request = Web3SignerRequest.init(fork, genesis_validators_root, data) let request = Web3SignerRequest.init(fork, genesis_validators_root, data)
await v.signData(request) await v.signData(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#broadcast-aggregate # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#broadcast-aggregate
proc getAggregateAndProofSignature*(v: AttachedValidator, proc getAggregateAndProofSignature*(v: AttachedValidator,
fork: Fork, fork: Fork,
genesis_validators_root: Eth2Digest, genesis_validators_root: Eth2Digest,
@ -428,7 +428,7 @@ proc getAggregateAndProofSignature*(v: AttachedValidator,
fork, genesis_validators_root, aggregate_and_proof) fork, genesis_validators_root, aggregate_and_proof)
await v.signData(request) await v.signData(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/validator.md#prepare-sync-committee-message # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#prepare-sync-committee-message
proc getSyncCommitteeMessage*(v: AttachedValidator, proc getSyncCommitteeMessage*(v: AttachedValidator,
fork: Fork, fork: Fork,
genesis_validators_root: Eth2Digest, genesis_validators_root: Eth2Digest,
@ -495,7 +495,7 @@ proc getContributionAndProofSignature*(v: AttachedValidator, fork: Fork,
fork, genesis_validators_root, contribution_and_proof) fork, genesis_validators_root, contribution_and_proof)
await v.signData(request) await v.signData(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#randao-reveal # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#randao-reveal
proc getEpochSignature*(v: AttachedValidator, fork: Fork, proc getEpochSignature*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, epoch: Epoch genesis_validators_root: Eth2Digest, epoch: Epoch
): Future[SignatureResult] {.async.} = ): Future[SignatureResult] {.async.} =
@ -510,7 +510,7 @@ proc getEpochSignature*(v: AttachedValidator, fork: Fork,
fork, genesis_validators_root, epoch) fork, genesis_validators_root, epoch)
await v.signData(request) await v.signData(request)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#aggregation-selection # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#aggregation-selection
proc getSlotSignature*(v: AttachedValidator, fork: Fork, proc getSlotSignature*(v: AttachedValidator, fork: Fork,
genesis_validators_root: Eth2Digest, slot: Slot genesis_validators_root: Eth2Digest, slot: Slot
): Future[SignatureResult] {.async.} = ): Future[SignatureResult] {.async.} =

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@ -9,7 +9,7 @@ It is important to distinguish attestation `validation` from attestation `verifi
- Aggregated: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof - Aggregated: https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_aggregate_and_proof
- Unaggregated: https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id - Unaggregated: https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.2/specs/phase0/p2p-interface.md#beacon_attestation_subnet_id
- Attestation `verification` is defined in the consensus specs. Verified attestations can affect fork choice and may be included in a block. - Attestation `verification` is defined in the consensus specs. Verified attestations can affect fork choice and may be included in a block.
- https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#attestations - https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#attestations
From the specs it seems like gossip attestation `validation` is a superset of consensus attestation `verification`. From the specs it seems like gossip attestation `validation` is a superset of consensus attestation `verification`.

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@ -9,7 +9,7 @@ Important distinction:
https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block. https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/p2p-interface.md#beacon_block.
A validated block can be forwarded on gossipsub. A validated block can be forwarded on gossipsub.
- and we distinguish `verification` which is defined in consensus specs: - and we distinguish `verification` which is defined in consensus specs:
https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#block-processing https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#block-processing
A block needs to be verified to enter fork choice, the DAG and the BeaconChainDB A block needs to be verified to enter fork choice, the DAG and the BeaconChainDB
In particular in terms of costly checks validating a block only requires checking: In particular in terms of costly checks validating a block only requires checking:

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@ -22,7 +22,7 @@ import
# Test utilities # Test utilities
../../testutil, ../../testblockutil ../../testutil, ../../testblockutil
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/tests/core/pyspec/eth2spec/test/helpers/sync_committee.py#L27-L44 # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/tests/core/pyspec/eth2spec/test/helpers/sync_committee.py#L27-L44
proc compute_aggregate_sync_committee_signature( proc compute_aggregate_sync_committee_signature(
cfg: RuntimeConfig, cfg: RuntimeConfig,
forked: ForkedHashedBeaconState, forked: ForkedHashedBeaconState,
@ -53,7 +53,7 @@ proc compute_aggregate_sync_committee_signature(
aggregateSig.aggregate(signature) aggregateSig.aggregate(signature)
aggregateSig.finish.toValidatorSig aggregateSig.finish.toValidatorSig
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/tests/core/pyspec/eth2spec/test/helpers/light_client.py#L32-L62 # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/tests/core/pyspec/eth2spec/test/helpers/light_client.py#L32-L62
proc get_sync_aggregate( proc get_sync_aggregate(
cfg: RuntimeConfig, cfg: RuntimeConfig,
forked: ForkedHashedBeaconState, forked: ForkedHashedBeaconState,
@ -137,7 +137,7 @@ let full_sync_committee_bits = block:
res.bytes.fill(byte.high) res.bytes.fill(byte.high)
res res
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/tests/core/pyspec/eth2spec/test/helpers/light_client.py#L20-L29 # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/tests/core/pyspec/eth2spec/test/helpers/light_client.py#L20-L29
func initialize_light_client_store(state: auto): LightClientStore = func initialize_light_client_store(state: auto): LightClientStore =
LightClientStore( LightClientStore(
finalized_header: BeaconBlockHeader(), finalized_header: BeaconBlockHeader(),

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@ -69,7 +69,7 @@ type
rewards*: List[uint64, Limit VALIDATOR_REGISTRY_LIMIT] rewards*: List[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
penalties*: List[uint64, Limit VALIDATOR_REGISTRY_LIMIT] penalties*: List[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#eth1block # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#eth1block
Eth1Block* = object Eth1Block* = object
timestamp*: uint64 timestamp*: uint64
deposit_root*: Eth2Digest deposit_root*: Eth2Digest

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@ -7,7 +7,7 @@
# process_deposit (beaconstate.nim) # process_deposit (beaconstate.nim)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/beacon-chain.md#deposits # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/beacon-chain.md#deposits
# --------------------------------------------------------------- # ---------------------------------------------------------------
{.used.} {.used.}

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@ -26,7 +26,7 @@ const
MockPrivKeys* = MockPrivKeysT() MockPrivKeys* = MockPrivKeysT()
MockPubKeys* = MockPubKeysT() MockPubKeys* = MockPubKeysT()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/tests/core/pyspec/eth2spec/test/helpers/keys.py # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/tests/core/pyspec/eth2spec/test/helpers/keys.py
func `[]`*(_: MockPrivKeysT, index: ValidatorIndex|uint64): ValidatorPrivKey = func `[]`*(_: MockPrivKeysT, index: ValidatorIndex|uint64): ValidatorPrivKey =
# 0 is not a valid BLS private key - 1000 helps interop with rust BLS library, # 0 is not a valid BLS private key - 1000 helps interop with rust BLS library,
# lighthouse. EF tests use 1 instead of 1000. # lighthouse. EF tests use 1 instead of 1000.
@ -220,7 +220,7 @@ func makeAttestationData*(
"Computed epoch was " & $slot.epoch & "Computed epoch was " & $slot.epoch &
" while the state current_epoch was " & $current_epoch " while the state current_epoch was " & $current_epoch
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/phase0/validator.md#attestation-data # https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/phase0/validator.md#attestation-data
AttestationData( AttestationData(
slot: slot, slot: slot,
index: committee_index.uint64, index: committee_index.uint64,