mirror of
https://github.com/status-im/nimbus-eth2.git
synced 2025-01-27 06:47:13 +00:00
update all remaining beacon chain spec references from v0.11.1 and v0.11.2 to v0.11.3
This commit is contained in:
Dustin Brody
tersec
parent
418888f1d0
commit
3fa2f70853
@ -14,7 +14,7 @@ import
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./crypto, ./datatypes, ./digest, ./helpers, ./validator,
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../../nbench/bench_lab
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#is_valid_merkle_branch
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_valid_merkle_branch
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func is_valid_merkle_branch*(leaf: Eth2Digest, branch: openarray[Eth2Digest], depth: uint64, index: uint64, root: Eth2Digest): bool {.nbench.}=
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## Check if ``leaf`` at ``index`` verifies against the Merkle ``root`` and
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## ``branch``.
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@ -32,13 +32,13 @@ func is_valid_merkle_branch*(leaf: Eth2Digest, branch: openarray[Eth2Digest], de
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value = eth2hash(buf)
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value == root
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#increase_balance
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#increase_balance
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func increase_balance*(
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state: var BeaconState, index: ValidatorIndex, delta: Gwei) =
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# Increase the validator balance at index ``index`` by ``delta``.
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state.balances[index] += delta
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#decrease_balance
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#decrease_balance
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func decrease_balance*(
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state: var BeaconState, index: ValidatorIndex, delta: Gwei) =
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## Decrease the validator balance at index ``index`` by ``delta``, with
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@ -49,7 +49,7 @@ func decrease_balance*(
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else:
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state.balances[index] - delta
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#deposits
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#deposits
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proc process_deposit*(
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state: var BeaconState, deposit: Deposit, flags: UpdateFlags = {}): bool {.nbench.}=
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# Process an Eth1 deposit, registering a validator or increasing its balance.
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@ -111,13 +111,13 @@ proc process_deposit*(
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true
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#compute_activation_exit_epoch
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_activation_exit_epoch
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func compute_activation_exit_epoch(epoch: Epoch): Epoch =
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## Return the epoch during which validator activations and exits initiated in
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## ``epoch`` take effect.
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epoch + 1 + MAX_SEED_LOOKAHEAD
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_validator_churn_limit
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_validator_churn_limit
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func get_validator_churn_limit(state: BeaconState): uint64 =
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# Return the validator churn limit for the current epoch.
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let active_validator_indices =
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@ -125,7 +125,7 @@ func get_validator_churn_limit(state: BeaconState): uint64 =
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max(MIN_PER_EPOCH_CHURN_LIMIT,
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len(active_validator_indices) div CHURN_LIMIT_QUOTIENT).uint64
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#initiate_validator_exit
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#initiate_validator_exit
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func initiate_validator_exit*(state: var BeaconState,
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index: ValidatorIndex) =
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# Initiate the exit of the validator with index ``index``.
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@ -197,7 +197,7 @@ proc slash_validator*(state: var BeaconState, slashed_index: ValidatorIndex,
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increase_balance(
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state, whistleblower_index, whistleblowing_reward - proposer_reward)
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#genesis
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#genesis
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proc initialize_beacon_state_from_eth1*(
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eth1_block_hash: Eth2Digest,
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eth1_timestamp: uint64,
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@ -298,7 +298,7 @@ func get_initial_beacon_block*(state: BeaconState): SignedBeaconBlock =
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# parent_root, randao_reveal, eth1_data, signature, and body automatically
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# initialized to default values.
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_block_root_at_slot
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_block_root_at_slot
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func get_block_root_at_slot*(state: BeaconState,
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slot: Slot): Eth2Digest =
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# Return the block root at a recent ``slot``.
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@ -307,12 +307,12 @@ func get_block_root_at_slot*(state: BeaconState,
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doAssert slot < state.slot
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state.block_roots[slot mod SLOTS_PER_HISTORICAL_ROOT]
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_block_root
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_block_root
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func get_block_root*(state: BeaconState, epoch: Epoch): Eth2Digest =
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# Return the block root at the start of a recent ``epoch``.
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get_block_root_at_slot(state, compute_start_slot_at_epoch(epoch))
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_total_balance
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_total_balance
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func get_total_balance*(state: BeaconState, validators: auto): Gwei =
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## Return the combined effective balance of the ``indices``.
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## ``EFFECTIVE_BALANCE_INCREMENT`` Gwei minimum to avoid divisions by zero.
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@ -323,13 +323,13 @@ func get_total_balance*(state: BeaconState, validators: auto): Gwei =
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# XXX: Move to state_transition_epoch.nim?
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#is_eligible_for_activation_queue
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_eligible_for_activation_queue
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func is_eligible_for_activation_queue(validator: Validator): bool =
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# Check if ``validator`` is eligible to be placed into the activation queue.
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validator.activation_eligibility_epoch == FAR_FUTURE_EPOCH and
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validator.effective_balance == MAX_EFFECTIVE_BALANCE
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#is_eligible_for_activation
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_eligible_for_activation
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func is_eligible_for_activation(state: BeaconState, validator: Validator):
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bool =
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# Check if ``validator`` is eligible for activation.
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@ -339,7 +339,7 @@ func is_eligible_for_activation(state: BeaconState, validator: Validator):
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# Has not yet been activated
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validator.activation_epoch == FAR_FUTURE_EPOCH
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#registry-updates
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#registry-updates
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proc process_registry_updates*(state: var BeaconState) {.nbench.}=
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## Process activation eligibility and ejections
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## Try to avoid caching here, since this could easily become undefined
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@ -391,7 +391,7 @@ proc process_registry_updates*(state: var BeaconState) {.nbench.}=
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validator.activation_epoch =
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compute_activation_exit_epoch(get_current_epoch(state))
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_valid_indexed_attestation
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proc is_valid_indexed_attestation*(
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state: BeaconState, indexed_attestation: IndexedAttestation,
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flags: UpdateFlags): bool =
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@ -421,7 +421,7 @@ proc is_valid_indexed_attestation*(
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true
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_attesting_indices
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_attesting_indices
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func get_attesting_indices*(state: BeaconState,
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data: AttestationData,
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bits: CommitteeValidatorsBits,
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@ -435,7 +435,7 @@ func get_attesting_indices*(state: BeaconState,
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# This shouldn't happen if one begins with a valid BeaconState and applies
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# valid updates, but one can construct a BeaconState where it does. Do not
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# do anything here since the PendingAttestation wouldn't have made it past
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#attestations
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attestations
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# which checks len(attestation.aggregation_bits) == len(committee) that in
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# nim-beacon-chain lives in check_attestation(...).
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# Addresses https://github.com/status-im/nim-beacon-chain/issues/922
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@ -464,7 +464,7 @@ func get_indexed_attestation*(state: BeaconState, attestation: Attestation,
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signature: attestation.signature
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)
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#attestations
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attestations
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proc check_attestation*(
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state: BeaconState, attestation: Attestation, flags: UpdateFlags,
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stateCache: var StateCache): bool =
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@ -84,7 +84,7 @@ template `==`*[N, T](a: T, b: BlsValue[N, T]): bool =
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# API
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# ----------------------------------------------------------------------
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#bls-signatures
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#bls-signatures
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func toPubKey*(privkey: ValidatorPrivKey): ValidatorPubKey =
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## Create a private key from a public key
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@ -97,7 +97,7 @@ func toPubKey*(privkey: ValidatorPrivKey): ValidatorPubKey =
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else:
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privkey.getKey
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#bls-signatures
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#bls-signatures
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func aggregate*[T](values: openarray[ValidatorSig]): ValidatorSig =
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## Aggregate arrays of sequences of Validator Signatures
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## This assumes that they are real signatures
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@ -112,7 +112,7 @@ func aggregate*(x: var ValidatorSig, other: ValidatorSig) =
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## This assumes that they are real signatures
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x.blsValue.aggregate(other.blsValue)
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#bls-signatures
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#bls-signatures
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func blsVerify*(
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pubkey: ValidatorPubKey, message: openArray[byte],
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signature: ValidatorSig): bool =
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@ -96,7 +96,7 @@ template maxSize*(n: int) {.pragma.}
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type
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# Domains
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# ---------------------------------------------------------------
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#domain-types
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#domain-types
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DomainType* = enum
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DOMAIN_BEACON_PROPOSER = 0
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DOMAIN_BEACON_ATTESTER = 1
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@ -114,7 +114,7 @@ type
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase1/custody-game.md#signature-domain-types
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DOMAIN_CUSTODY_BIT_SLASHING = 0x83
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#custom-types
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#custom-types
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Domain* = array[32, byte]
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# https://github.com/nim-lang/Nim/issues/574 and be consistent across
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@ -128,17 +128,17 @@ type
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Gwei* = uint64
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CommitteeIndex* = distinct uint64
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#proposerslashing
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#proposerslashing
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ProposerSlashing* = object
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signed_header_1*: SignedBeaconBlockHeader
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signed_header_2*: SignedBeaconBlockHeader
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#attesterslashing
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attesterslashing
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AttesterSlashing* = object
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attestation_1*: IndexedAttestation
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attestation_2*: IndexedAttestation
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#indexedattestation
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#indexedattestation
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IndexedAttestation* = object
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# TODO ValidatorIndex, but that doesn't serialize properly
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attesting_indices*: List[uint64, MAX_VALIDATORS_PER_COMMITTEE]
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@ -147,7 +147,7 @@ type
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CommitteeValidatorsBits* = BitList[MAX_VALIDATORS_PER_COMMITTEE]
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#attestation
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attestation
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Attestation* = object
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aggregation_bits*: CommitteeValidatorsBits
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data*: AttestationData
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@ -156,17 +156,17 @@ type
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Version* = distinct array[4, byte]
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ForkDigest* = distinct array[4, byte]
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#forkdata
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#forkdata
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ForkData* = object
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current_version*: Version
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genesis_validators_root*: Eth2Digest
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#checkpoint
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#checkpoint
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Checkpoint* = object
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epoch*: Epoch
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root*: Eth2Digest
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#AttestationData
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#AttestationData
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AttestationData* = object
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slot*: Slot
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@ -181,34 +181,34 @@ type
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source*: Checkpoint
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target*: Checkpoint
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#deposit
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#deposit
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Deposit* = object
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proof*: array[DEPOSIT_CONTRACT_TREE_DEPTH + 1, Eth2Digest] ##\
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## Merkle path to deposit root
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data*: DepositData
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#depositmessage
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#depositmessage
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DepositMessage* = object
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pubkey*: ValidatorPubKey
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withdrawal_credentials*: Eth2Digest
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amount*: Gwei
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#depositdata
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#depositdata
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DepositData* = object
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pubkey*: ValidatorPubKey
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withdrawal_credentials*: Eth2Digest
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amount*: uint64
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signature*: ValidatorSig # Signing over DepositMessage
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#voluntaryexit
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#voluntaryexit
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VoluntaryExit* = object
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epoch*: Epoch ##\
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## Earliest epoch when voluntary exit can be processed
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validator_index*: uint64
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#beaconblock
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# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beaconblock
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BeaconBlock* = object
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## For each slot, a proposer is chosen from the validator pool to propose
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## a new block. Once the block as been proposed, it is transmitted to
|
||||
@ -227,7 +227,7 @@ type
|
||||
|
||||
body*: BeaconBlockBody
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#beaconblockheader
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beaconblockheader
|
||||
BeaconBlockHeader* = object
|
||||
slot*: Slot
|
||||
proposer_index*: uint64
|
||||
@ -235,7 +235,7 @@ type
|
||||
state_root*: Eth2Digest
|
||||
body_root*: Eth2Digest
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#beaconblockbody
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beaconblockbody
|
||||
BeaconBlockBody* = object
|
||||
randao_reveal*: ValidatorSig
|
||||
eth1_data*: Eth1Data
|
||||
@ -248,7 +248,7 @@ type
|
||||
deposits*: List[Deposit, MAX_DEPOSITS]
|
||||
voluntary_exits*: List[SignedVoluntaryExit, MAX_VOLUNTARY_EXITS]
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#beaconstate
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beaconstate
|
||||
BeaconStateObj* = object
|
||||
# Versioning
|
||||
genesis_time*: uint64
|
||||
@ -305,7 +305,7 @@ type
|
||||
BeaconStateRef* = ref BeaconStateObj not nil
|
||||
NilableBeaconStateRef* = ref BeaconStateObj
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#validator
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#validator
|
||||
Validator* = object
|
||||
pubkey*: ValidatorPubKey
|
||||
|
||||
@ -327,7 +327,7 @@ type
|
||||
withdrawable_epoch*: Epoch ##\
|
||||
## When validator can withdraw or transfer funds
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#pendingattestation
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#pendingattestation
|
||||
PendingAttestation* = object
|
||||
aggregation_bits*: CommitteeValidatorsBits
|
||||
data*: AttestationData
|
||||
@ -337,12 +337,12 @@ type
|
||||
|
||||
proposer_index*: uint64
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#historicalbatch
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#historicalbatch
|
||||
HistoricalBatch* = object
|
||||
block_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
|
||||
state_roots* : array[SLOTS_PER_HISTORICAL_ROOT, Eth2Digest]
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#fork
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#fork
|
||||
Fork* = object
|
||||
# TODO: Spec introduced an alias for Version = array[4, byte]
|
||||
# and a default parameter to compute_domain
|
||||
@ -352,28 +352,28 @@ type
|
||||
epoch*: Epoch ##\
|
||||
## Epoch of latest fork
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#eth1data
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#eth1data
|
||||
Eth1Data* = object
|
||||
deposit_root*: Eth2Digest
|
||||
deposit_count*: uint64
|
||||
block_hash*: Eth2Digest
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#signingroot
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#signingroot
|
||||
SigningRoot* = object
|
||||
object_root*: Eth2Digest
|
||||
domain*: Domain
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#signedvoluntaryexit
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#signedvoluntaryexit
|
||||
SignedVoluntaryExit* = object
|
||||
message*: VoluntaryExit
|
||||
signature*: ValidatorSig
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#signedbeaconblock
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#signedbeaconblock
|
||||
SignedBeaconBlock* = object
|
||||
message*: BeaconBlock
|
||||
signature*: ValidatorSig
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#signedbeaconblockheader
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#signedbeaconblockheader
|
||||
SignedBeaconBlockHeader* = object
|
||||
message*: BeaconBlockHeader
|
||||
signature*: ValidatorSig
|
||||
|
||||
@ -7,7 +7,7 @@
|
||||
|
||||
# Serenity hash function / digest
|
||||
#
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#hash
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#hash
|
||||
#
|
||||
# In Phase 0 the beacon chain is deployed with SHA256 (SHA2-256).
|
||||
# Note that is is different from Keccak256 (often mistakenly called SHA3-256)
|
||||
|
||||
@ -22,7 +22,7 @@ type
|
||||
# (other candidate is nativesockets.Domain)
|
||||
Domain = datatypes.Domain
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#integer_squareroot
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#integer_squareroot
|
||||
func integer_squareroot*(n: SomeInteger): SomeInteger =
|
||||
# Return the largest integer ``x`` such that ``x**2 <= n``.
|
||||
doAssert n >= 0'u64
|
||||
@ -35,7 +35,7 @@ func integer_squareroot*(n: SomeInteger): SomeInteger =
|
||||
y = (x + n div x) div 2
|
||||
x
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_epoch_at_slot
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_epoch_at_slot
|
||||
func compute_epoch_at_slot*(slot: Slot|uint64): Epoch =
|
||||
# Return the epoch number at ``slot``.
|
||||
(slot div SLOTS_PER_EPOCH).Epoch
|
||||
@ -46,17 +46,17 @@ template epoch*(slot: Slot): Epoch =
|
||||
template isEpoch*(slot: Slot): bool =
|
||||
(slot mod SLOTS_PER_EPOCH) == 0
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_start_slot_at_epoch
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_start_slot_at_epoch
|
||||
func compute_start_slot_at_epoch*(epoch: Epoch): Slot =
|
||||
# Return the start slot of ``epoch``.
|
||||
(epoch * SLOTS_PER_EPOCH).Slot
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#is_active_validator
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_active_validator
|
||||
func is_active_validator*(validator: Validator, epoch: Epoch): bool =
|
||||
### Check if ``validator`` is active
|
||||
validator.activation_epoch <= epoch and epoch < validator.exit_epoch
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_active_validator_indices
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_active_validator_indices
|
||||
func get_active_validator_indices*(state: BeaconState, epoch: Epoch):
|
||||
seq[ValidatorIndex] =
|
||||
# Return the sequence of active validator indices at ``epoch``.
|
||||
@ -64,7 +64,7 @@ func get_active_validator_indices*(state: BeaconState, epoch: Epoch):
|
||||
if is_active_validator(val, epoch):
|
||||
result.add idx.ValidatorIndex
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_committee_count_at_slot
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_committee_count_at_slot
|
||||
func get_committee_count_at_slot*(state: BeaconState, slot: Slot): uint64 =
|
||||
# Return the number of committees at ``slot``.
|
||||
|
||||
@ -82,13 +82,13 @@ func get_committee_count_at_slot*(state: BeaconState, slot: Slot): uint64 =
|
||||
# Otherwise, get_beacon_committee(...) cannot access some committees.
|
||||
doAssert (SLOTS_PER_EPOCH * MAX_COMMITTEES_PER_SLOT).uint64 >= result
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_current_epoch
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_current_epoch
|
||||
func get_current_epoch*(state: BeaconState): Epoch =
|
||||
# Return the current epoch.
|
||||
doAssert state.slot >= GENESIS_SLOT, $state.slot
|
||||
compute_epoch_at_slot(state.slot)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_randao_mix
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_randao_mix
|
||||
func get_randao_mix*(state: BeaconState,
|
||||
epoch: Epoch): Eth2Digest =
|
||||
## Returns the randao mix at a recent ``epoch``.
|
||||
@ -129,7 +129,7 @@ func int_to_bytes4*(x: uint64): array[4, byte] =
|
||||
result[2] = ((x shr 16) and 0xff).byte
|
||||
result[3] = ((x shr 24) and 0xff).byte
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_fork_data_root
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_fork_data_root
|
||||
func compute_fork_data_root(current_version: Version,
|
||||
genesis_validators_root: Eth2Digest): Eth2Digest =
|
||||
# Return the 32-byte fork data root for the ``current_version`` and
|
||||
@ -141,7 +141,7 @@ func compute_fork_data_root(current_version: Version,
|
||||
genesis_validators_root: genesis_validators_root
|
||||
))
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_fork_digest
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_fork_digest
|
||||
func compute_fork_digest*(current_version: Version,
|
||||
genesis_validators_root: Eth2Digest): ForkDigest =
|
||||
# Return the 4-byte fork digest for the ``current_version`` and
|
||||
@ -152,7 +152,7 @@ func compute_fork_digest*(current_version: Version,
|
||||
compute_fork_data_root(
|
||||
current_version, genesis_validators_root).data.toOpenArray(0, 3)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_domain
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_domain
|
||||
func compute_domain*(
|
||||
domain_type: DomainType,
|
||||
fork_version: Version = Version(GENESIS_FORK_VERSION),
|
||||
@ -163,7 +163,7 @@ func compute_domain*(
|
||||
result[0..3] = int_to_bytes4(domain_type.uint64)
|
||||
result[4..31] = fork_data_root.data[0..27]
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_domain
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_domain
|
||||
func get_domain*(
|
||||
fork: Fork, domain_type: DomainType, epoch: Epoch, genesis_validators_root: Eth2Digest): Domain =
|
||||
## Return the signature domain (fork version concatenated with domain type)
|
||||
@ -181,7 +181,7 @@ func get_domain*(
|
||||
## of a message.
|
||||
get_domain(state.fork, domain_type, epoch, state.genesis_validators_root)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_signing_root
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_signing_root
|
||||
func compute_signing_root*(ssz_object: auto, domain: Domain): Eth2Digest =
|
||||
# Return the signing root of an object by calculating the root of the
|
||||
# object-domain tree.
|
||||
@ -191,7 +191,7 @@ func compute_signing_root*(ssz_object: auto, domain: Domain): Eth2Digest =
|
||||
)
|
||||
hash_tree_root(domain_wrapped_object)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_seed
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_seed
|
||||
func get_seed*(state: BeaconState, epoch: Epoch, domain_type: DomainType): Eth2Digest =
|
||||
# Return the seed at ``epoch``.
|
||||
|
||||
|
||||
@ -130,20 +130,20 @@ proc process_randao(
|
||||
|
||||
true
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#eth1-data
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#eth1-data
|
||||
func process_eth1_data(state: var BeaconState, body: BeaconBlockBody) {.nbench.}=
|
||||
state.eth1_data_votes.add body.eth1_data
|
||||
if state.eth1_data_votes.asSeq.count(body.eth1_data) * 2 > SLOTS_PER_ETH1_VOTING_PERIOD.int:
|
||||
state.eth1_data = body.eth1_data
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#is_slashable_validator
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_slashable_validator
|
||||
func is_slashable_validator(validator: Validator, epoch: Epoch): bool =
|
||||
# Check if ``validator`` is slashable.
|
||||
(not validator.slashed) and
|
||||
(validator.activation_epoch <= epoch) and
|
||||
(epoch < validator.withdrawable_epoch)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#proposer-slashings
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#proposer-slashings
|
||||
proc process_proposer_slashing*(
|
||||
state: var BeaconState, proposer_slashing: ProposerSlashing,
|
||||
flags: UpdateFlags, stateCache: var StateCache): bool {.nbench.}=
|
||||
@ -211,7 +211,7 @@ proc processProposerSlashings(
|
||||
|
||||
true
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#is_slashable_attestation_data
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#is_slashable_attestation_data
|
||||
func is_slashable_attestation_data(
|
||||
data_1: AttestationData, data_2: AttestationData): bool =
|
||||
## Check if ``data_1`` and ``data_2`` are slashable according to Casper FFG
|
||||
@ -223,7 +223,7 @@ func is_slashable_attestation_data(
|
||||
(data_1.source.epoch < data_2.source.epoch and
|
||||
data_2.target.epoch < data_1.target.epoch)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#attester-slashings
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attester-slashings
|
||||
proc process_attester_slashing*(
|
||||
state: var BeaconState,
|
||||
attester_slashing: AttesterSlashing,
|
||||
@ -388,7 +388,7 @@ proc processVoluntaryExits(state: var BeaconState, blck: BeaconBlock, flags: Upd
|
||||
return false
|
||||
return true
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#block-processing
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#block-processing
|
||||
proc process_block*(
|
||||
state: var BeaconState, blck: BeaconBlock, flags: UpdateFlags,
|
||||
stateCache: var StateCache): bool {.nbench.}=
|
||||
@ -424,7 +424,7 @@ proc process_block*(
|
||||
|
||||
# TODO, everything below is now in process_operations
|
||||
# and implementation is per element instead of the whole seq
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#operations
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#operations
|
||||
if not processProposerSlashings(state, blck, flags, stateCache):
|
||||
debug "[Block processing] Proposer slashing failure", slot = shortLog(state.slot)
|
||||
return false
|
||||
|
||||
@ -66,7 +66,7 @@ declareGauge beacon_current_epoch, "Current epoch"
|
||||
# Spec
|
||||
# --------------------------------------------------------
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#get_total_active_balance
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_total_active_balance
|
||||
func get_total_active_balance*(state: BeaconState): Gwei =
|
||||
# Return the combined effective balance of the active validators.
|
||||
# Note: ``get_total_balance`` returns ``EFFECTIVE_BALANCE_INCREMENT`` Gwei
|
||||
@ -76,7 +76,7 @@ func get_total_active_balance*(state: BeaconState): Gwei =
|
||||
state,
|
||||
get_active_validator_indices(state, get_current_epoch(state)))
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#helper-functions-1
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#helper-functions-1
|
||||
func get_matching_source_attestations(state: BeaconState,
|
||||
epoch: Epoch): seq[PendingAttestation] =
|
||||
doAssert epoch in [get_current_epoch(state), get_previous_epoch(state)]
|
||||
@ -149,11 +149,11 @@ proc process_justification_and_finalization*(state: var BeaconState,
|
||||
## matter -- in the next epoch, they'll be 2 epochs old, when BeaconState
|
||||
## tracks current_epoch_attestations and previous_epoch_attestations only
|
||||
## per
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#attestations
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#attestations
|
||||
## and `get_matching_source_attestations(...)` via
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#helper-functions-1
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#helper-functions-1
|
||||
## and
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#final-updates
|
||||
## https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#final-updates
|
||||
## after which the state.previous_epoch_attestations is replaced.
|
||||
trace "Non-attesting indices in previous epoch",
|
||||
missing_all_validators=
|
||||
@ -242,7 +242,7 @@ proc process_justification_and_finalization*(state: var BeaconState,
|
||||
checkpoint = shortLog(state.finalized_checkpoint),
|
||||
cat = "finalization"
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
func get_base_reward(state: BeaconState, index: ValidatorIndex,
|
||||
total_balance: auto): Gwei =
|
||||
# Spec function recalculates total_balance every time, which creates an
|
||||
@ -251,7 +251,7 @@ func get_base_reward(state: BeaconState, index: ValidatorIndex,
|
||||
effective_balance * BASE_REWARD_FACTOR div
|
||||
integer_squareroot(total_balance) div BASE_REWARDS_PER_EPOCH
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
func get_attestation_deltas(state: BeaconState, stateCache: var StateCache):
|
||||
tuple[a: seq[Gwei], b: seq[Gwei]] {.nbench.}=
|
||||
let
|
||||
@ -376,7 +376,7 @@ func process_slashings*(state: var BeaconState) {.nbench.}=
|
||||
let penalty = penalty_numerator div total_balance * increment
|
||||
decrease_balance(state, index.ValidatorIndex, penalty)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#final-updates
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#final-updates
|
||||
func process_final_updates*(state: var BeaconState) {.nbench.}=
|
||||
let
|
||||
current_epoch = get_current_epoch(state)
|
||||
@ -413,7 +413,7 @@ func process_final_updates*(state: var BeaconState) {.nbench.}=
|
||||
if next_epoch mod (SLOTS_PER_HISTORICAL_ROOT div SLOTS_PER_EPOCH).uint64 == 0:
|
||||
# Equivalent to hash_tree_root(foo: HistoricalBatch), but without using
|
||||
# significant additional stack or heap.
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#historicalbatch
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#historicalbatch
|
||||
# In response to https://github.com/status-im/nim-beacon-chain/issues/921
|
||||
state.historical_roots.add hash_tree_root(
|
||||
[hash_tree_root(state.block_roots), hash_tree_root(state.state_roots)])
|
||||
@ -422,7 +422,7 @@ func process_final_updates*(state: var BeaconState) {.nbench.}=
|
||||
state.previous_epoch_attestations = state.current_epoch_attestations
|
||||
state.current_epoch_attestations = typeof(state.current_epoch_attestations) @[]
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#epoch-processing
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#epoch-processing
|
||||
proc process_epoch*(state: var BeaconState, updateFlags: UpdateFlags)
|
||||
{.nbench.} =
|
||||
let currentEpoch = get_current_epoch(state)
|
||||
@ -431,7 +431,7 @@ proc process_epoch*(state: var BeaconState, updateFlags: UpdateFlags)
|
||||
|
||||
var per_epoch_cache = get_empty_per_epoch_cache()
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#justification-and-finalization
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#justification-and-finalization
|
||||
process_justification_and_finalization(state, per_epoch_cache, updateFlags)
|
||||
|
||||
# state.slot hasn't been incremented yet.
|
||||
@ -441,10 +441,10 @@ proc process_epoch*(state: var BeaconState, updateFlags: UpdateFlags)
|
||||
# the finalization rules triggered.
|
||||
doAssert state.finalized_checkpoint.epoch + 3 >= currentEpoch
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#rewards-and-penalties-1
|
||||
process_rewards_and_penalties(state, per_epoch_cache)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#registry-updates
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#registry-updates
|
||||
# Don't rely on caching here.
|
||||
process_registry_updates(state)
|
||||
|
||||
@ -452,10 +452,10 @@ proc process_epoch*(state: var BeaconState, updateFlags: UpdateFlags)
|
||||
## get_active_validator_indices(...) usually changes.
|
||||
clear(per_epoch_cache.beacon_committee_cache)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#slashings
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#slashings
|
||||
process_slashings(state)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.2/specs/phase0/beacon-chain.md#final-updates
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#final-updates
|
||||
process_final_updates(state)
|
||||
|
||||
# Once per epoch metrics
|
||||
|
||||
@ -12,8 +12,8 @@ import
|
||||
options, nimcrypto, sequtils, math, tables,
|
||||
./datatypes, ./digest, ./helpers
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_shuffled_index
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_committee
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_shuffled_index
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_committee
|
||||
func get_shuffled_seq*(seed: Eth2Digest,
|
||||
list_size: uint64,
|
||||
): seq[ValidatorIndex] =
|
||||
@ -79,7 +79,7 @@ func get_shuffled_seq*(seed: Eth2Digest,
|
||||
|
||||
result = shuffled_active_validator_indices
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_previous_epoch
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_previous_epoch
|
||||
func get_previous_epoch*(state: BeaconState): Epoch =
|
||||
# Return the previous epoch (unless the current epoch is ``GENESIS_EPOCH``).
|
||||
let current_epoch = get_current_epoch(state)
|
||||
@ -88,7 +88,7 @@ func get_previous_epoch*(state: BeaconState): Epoch =
|
||||
else:
|
||||
current_epoch - 1
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_committee
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_committee
|
||||
func compute_committee(indices: seq[ValidatorIndex], seed: Eth2Digest,
|
||||
index: uint64, count: uint64, stateCache: var StateCache): seq[ValidatorIndex] =
|
||||
## Return the committee corresponding to ``indices``, ``seed``, ``index``,
|
||||
@ -115,7 +115,7 @@ func compute_committee(indices: seq[ValidatorIndex], seed: Eth2Digest,
|
||||
except KeyError:
|
||||
raiseAssert("Cached entries are added before use")
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_beacon_committee
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_beacon_committee
|
||||
func get_beacon_committee*(
|
||||
state: BeaconState, slot: Slot, index: CommitteeIndex,
|
||||
cache: var StateCache): seq[ValidatorIndex] =
|
||||
@ -155,7 +155,7 @@ func get_empty_per_epoch_cache*(): StateCache =
|
||||
initTable[Epoch, seq[ValidatorIndex]]()
|
||||
result.committee_count_cache = initTable[Epoch, uint64]()
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#compute_proposer_index
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#compute_proposer_index
|
||||
func compute_proposer_index(state: BeaconState, indices: seq[ValidatorIndex],
|
||||
seed: Eth2Digest, stateCache: var StateCache): Option[ValidatorIndex] =
|
||||
# Return from ``indices`` a random index sampled by effective balance.
|
||||
@ -186,7 +186,7 @@ func compute_proposer_index(state: BeaconState, indices: seq[ValidatorIndex],
|
||||
return some(candidate_index)
|
||||
i += 1
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#get_beacon_proposer_index
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#get_beacon_proposer_index
|
||||
func get_beacon_proposer_index*(state: BeaconState, stateCache: var StateCache):
|
||||
Option[ValidatorIndex] =
|
||||
# Return the beacon proposer index at the current slot.
|
||||
|
||||
@ -61,7 +61,7 @@ func get_epoch_validator_count(state: BeaconState): int64 {.nbench.} =
|
||||
validator.withdrawable_epoch > get_current_epoch(state):
|
||||
result += 1
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#verify_block_signature
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#verify_block_signature
|
||||
proc verify_block_signature*(
|
||||
state: BeaconState, signedBlock: SignedBeaconBlock): bool {.nbench.} =
|
||||
if signedBlock.message.proposer_index >= state.validators.len.uint64:
|
||||
@ -107,7 +107,7 @@ type
|
||||
# Hashed-state transition functions
|
||||
# ---------------------------------------------------------------
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
|
||||
func process_slot*(state: var HashedBeaconState) {.nbench.} =
|
||||
# Cache state root
|
||||
let previous_slot_state_root = state.root
|
||||
@ -122,7 +122,7 @@ func process_slot*(state: var HashedBeaconState) {.nbench.} =
|
||||
state.data.block_roots[state.data.slot mod SLOTS_PER_HISTORICAL_ROOT] =
|
||||
hash_tree_root(state.data.latest_block_header)
|
||||
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.1/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
|
||||
# https://github.com/ethereum/eth2.0-specs/blob/v0.11.3/specs/phase0/beacon-chain.md#beacon-chain-state-transition-function
|
||||
proc advance_slot*(state: var HashedBeaconState,
|
||||
nextStateRoot: Opt[Eth2Digest], updateFlags: UpdateFlags) {.nbench.} =
|
||||
# Special case version of process_slots that moves one slot at a time - can
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user