nimbus-eth2/beacon_chain/beacon_chain_db_immutable.nim

185 lines
6.3 KiB
Nim

# beacon_chain
# Copyright (c) 2021-2022 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
{.push raises: [Defect].}
import
stew/[assign2, results],
serialization,
eth/db/kvstore,
./spec/datatypes/[base, altair, bellatrix],
./spec/[eth2_ssz_serialization, eth2_merkleization]
type
# https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/phase0/beacon-chain.md#beaconstate
# Memory-representation-equivalent to a phase0 BeaconState for in-place SSZ reading and writing
Phase0BeaconStateNoImmutableValidators* = object
# Versioning
genesis_time*: uint64
genesis_validators_root*: Eth2Digest
slot*: Slot
fork*: Fork
# History
latest_block_header*: BeaconBlockHeader ##\
## `latest_block_header.state_root == ZERO_HASH` temporarily
block_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest] ##\
## Needed to process attestations, older to newer
state_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
historical_roots*: HashList[Eth2Digest, Limit HISTORICAL_ROOTS_LIMIT]
# Eth1
eth1_data*: Eth1Data
eth1_data_votes*:
HashList[Eth1Data, Limit(EPOCHS_PER_ETH1_VOTING_PERIOD * SLOTS_PER_EPOCH)]
eth1_deposit_index*: uint64
# Registry
validators*: HashList[ValidatorStatus, Limit VALIDATOR_REGISTRY_LIMIT]
balances*: HashList[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
# Randomness
randao_mixes*: HashArray[Limit EPOCHS_PER_HISTORICAL_VECTOR, Eth2Digest]
# Slashings
slashings*: HashArray[Limit EPOCHS_PER_SLASHINGS_VECTOR, uint64] ##\
## Per-epoch sums of slashed effective balances
# Attestations
previous_epoch_attestations*:
HashList[PendingAttestation, Limit(MAX_ATTESTATIONS * SLOTS_PER_EPOCH)]
current_epoch_attestations*:
HashList[PendingAttestation, Limit(MAX_ATTESTATIONS * SLOTS_PER_EPOCH)]
# Finality
justification_bits*: JustificationBits
previous_justified_checkpoint*: Checkpoint ##\
## Previous epoch snapshot
current_justified_checkpoint*: Checkpoint
finalized_checkpoint*: Checkpoint
# https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/altair/beacon-chain.md#beaconstate
# Memory-representation-equivalent to an Altair BeaconState for in-place SSZ
# reading and writing
AltairBeaconStateNoImmutableValidators* = object
# Versioning
genesis_time*: uint64
genesis_validators_root*: Eth2Digest
slot*: Slot
fork*: Fork
# History
latest_block_header*: BeaconBlockHeader ##\
## `latest_block_header.state_root == ZERO_HASH` temporarily
block_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest] ##\
## Needed to process attestations, older to newer
state_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
historical_roots*: HashList[Eth2Digest, Limit HISTORICAL_ROOTS_LIMIT]
# Eth1
eth1_data*: Eth1Data
eth1_data_votes*:
HashList[Eth1Data, Limit(EPOCHS_PER_ETH1_VOTING_PERIOD * SLOTS_PER_EPOCH)]
eth1_deposit_index*: uint64
# Registry
validators*: HashList[ValidatorStatus, Limit VALIDATOR_REGISTRY_LIMIT]
balances*: HashList[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
# Randomness
randao_mixes*: HashArray[Limit EPOCHS_PER_HISTORICAL_VECTOR, Eth2Digest]
# Slashings
slashings*: HashArray[Limit EPOCHS_PER_SLASHINGS_VECTOR, uint64] ##\
## Per-epoch sums of slashed effective balances
# Participation
previous_epoch_participation*: EpochParticipationFlags
current_epoch_participation*: EpochParticipationFlags
# Finality
justification_bits*: JustificationBits
previous_justified_checkpoint*: Checkpoint ##\
## Previous epoch snapshot
current_justified_checkpoint*: Checkpoint
finalized_checkpoint*: Checkpoint
# Inactivity
inactivity_scores*: HashList[uint64, Limit VALIDATOR_REGISTRY_LIMIT] # [New in Altair]
# Light client sync committees
current_sync_committee*: SyncCommittee # [New in Altair]
next_sync_committee*: SyncCommittee # [New in Altair]
# https://github.com/ethereum/consensus-specs/blob/v1.1.10/specs/bellatrix/beacon-chain.md#beaconstate
# Memory-representation-equivalent to a Bellatrix BeaconState for in-place SSZ
# reading and writing
BellatrixBeaconStateNoImmutableValidators* = object
# Versioning
genesis_time*: uint64
genesis_validators_root*: Eth2Digest
slot*: Slot
fork*: Fork
# History
latest_block_header*: BeaconBlockHeader ##\
## `latest_block_header.state_root == ZERO_HASH` temporarily
block_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest] ##\
## Needed to process attestations, older to newer
state_roots*: HashArray[Limit SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
historical_roots*: HashList[Eth2Digest, Limit HISTORICAL_ROOTS_LIMIT]
# Eth1
eth1_data*: Eth1Data
eth1_data_votes*:
HashList[Eth1Data, Limit(EPOCHS_PER_ETH1_VOTING_PERIOD * SLOTS_PER_EPOCH)]
eth1_deposit_index*: uint64
# Registry
validators*: HashList[ValidatorStatus, Limit VALIDATOR_REGISTRY_LIMIT]
balances*: HashList[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
# Randomness
randao_mixes*: HashArray[Limit EPOCHS_PER_HISTORICAL_VECTOR, Eth2Digest]
# Slashings
slashings*: HashArray[Limit EPOCHS_PER_SLASHINGS_VECTOR, uint64] ##\
## Per-epoch sums of slashed effective balances
# Participation
previous_epoch_participation*: EpochParticipationFlags
current_epoch_participation*: EpochParticipationFlags
# Finality
justification_bits*: JustificationBits
previous_justified_checkpoint*: Checkpoint ##\
## Previous epoch snapshot
current_justified_checkpoint*: Checkpoint
finalized_checkpoint*: Checkpoint
# Inactivity
inactivity_scores*: HashList[uint64, Limit VALIDATOR_REGISTRY_LIMIT]
# Sync
current_sync_committee*: SyncCommittee
next_sync_committee*: SyncCommittee
# Execution
latest_execution_payload_header*: ExecutionPayloadHeader # [New in Merge]