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REST server shouldn't create validation objects when optimistically synced (#4361)

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tersec 2022-11-25 22:49:31 +00:00 committed by GitHub
parent 806b4fd649
commit 898684c175
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10 changed files with 27 additions and 23 deletions
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2
beacon_chain/consensus_object_pools/blockchain_dag.nim
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@ -1609,7 +1609,7 @@ proc pruneBlocksDAG(dag: ChainDAGRef) =
prunedHeads = hlen - dag.heads.len,
dagPruneDur = Moment.now() - startTick
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/sync/optimistic.md#helpers
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/sync/optimistic.md#helpers
template is_optimistic*(dag: ChainDAGRef, root: Eth2Digest): bool =
root in dag.optimisticRoots

14
beacon_chain/rpc/rest_utils.nim
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@ -36,8 +36,12 @@ func match(data: openArray[char], charset: set[char]): int =
proc getSyncedHead*(node: BeaconNode, slot: Slot): Result[BlockRef, cstring] =
let head = node.dag.head
if slot > head.slot and node.isSynced(head) != SyncStatus.synced:
return err("Requesting way ahead of the current head")
if node.isSynced(head) != SyncStatus.synced:
return err("Beacon node not fully and non-optimistically synced")
# Enough ahead not to know the shuffling
if slot > head.slot + SLOTS_PER_EPOCH * 2:
return err("Requesting far ahead of the current head")
ok(head)
@ -54,7 +58,7 @@ proc getSyncedHead*(node: BeaconNode,
return err("Requesting epoch for which slot would overflow")
node.getSyncedHead(epoch.start_slot())
proc getBlockSlotId*(node: BeaconNode,
func getBlockSlotId*(node: BeaconNode,
stateIdent: StateIdent): Result[BlockSlotId, cstring] =
case stateIdent.kind
of StateQueryKind.Slot:
@ -118,7 +122,7 @@ proc getForkedBlock*(node: BeaconNode, id: BlockIdent):
node.dag.getForkedBlock(bid)
proc disallowInterruptionsAux(body: NimNode) =
func disallowInterruptionsAux(body: NimNode) =
for n in body:
const because =
"because the `state` variable may be mutated (and thus invalidated) " &
@ -197,7 +201,7 @@ template strData*(body: ContentBody): string =
bind fromBytes
string.fromBytes(body.data)
proc toValidatorIndex*(value: RestValidatorIndex): Result[ValidatorIndex,
func toValidatorIndex*(value: RestValidatorIndex): Result[ValidatorIndex,
ValidatorIndexError] =
when sizeof(ValidatorIndex) == 4:
if uint64(value) < VALIDATOR_REGISTRY_LIMIT:

4
beacon_chain/spec/beacon_time.nim
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@ -146,10 +146,10 @@ const
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#broadcast-sync-committee-contribution
syncContributionSlotOffset* = TimeDiff(nanoseconds:
NANOSECONDS_PER_SLOT.int64 * 2 div INTERVALS_PER_SLOT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/light-client/p2p-interface.md#sync-committee
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/light-client/p2p-interface.md#sync-committee
lightClientFinalityUpdateSlotOffset* = TimeDiff(nanoseconds:
NANOSECONDS_PER_SLOT.int64 div INTERVALS_PER_SLOT)
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/altair/light-client/p2p-interface.md#sync-committee
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/light-client/p2p-interface.md#sync-committee
lightClientOptimisticUpdateSlotOffset* = TimeDiff(nanoseconds:
NANOSECONDS_PER_SLOT.int64 div INTERVALS_PER_SLOT)

6
beacon_chain/spec/beaconstate.nim
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@ -152,13 +152,13 @@ func get_slashing_penalty*(state: ForkyBeaconState,
# 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.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/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#modified-slash_validator
func get_whistleblower_reward*(validator_effective_balance: Gwei): Gwei =
validator_effective_balance div WHISTLEBLOWER_REWARD_QUOTIENT
# 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.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/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#modified-slash_validator
func get_proposer_reward(state: ForkyBeaconState, whistleblower_reward: Gwei): Gwei =
when state is phase0.BeaconState:
whistleblower_reward div PROPOSER_REWARD_QUOTIENT
@ -900,7 +900,7 @@ func upgrade_to_altair*(cfg: RuntimeConfig, pre: phase0.BeaconState):
post
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/fork.md#upgrading-the-state
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/fork.md#upgrading-the-state
func upgrade_to_bellatrix*(cfg: RuntimeConfig, pre: altair.BeaconState):
ref bellatrix.BeaconState =
let epoch = get_current_epoch(pre)

4
beacon_chain/spec/datatypes/altair.nim
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@ -108,7 +108,7 @@ type
signature*: ValidatorSig
## Signature by the validator over the block root of `slot`
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#synccommitteecontribution
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#synccommitteecontribution
SyncCommitteeAggregationBits* =
BitArray[SYNC_SUBCOMMITTEE_SIZE]
@ -136,7 +136,7 @@ type
contribution*: SyncCommitteeContribution
selection_proof*: ValidatorSig
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#signedcontributionandproof
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#signedcontributionandproof
SignedContributionAndProof* = object
message*: ContributionAndProof
signature*: ValidatorSig

2
beacon_chain/spec/datatypes/bellatrix.nim
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@ -215,7 +215,7 @@ type
state_root*: Eth2Digest
body*: TrustedBeaconBlockBody
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/bellatrix/beacon-chain.md#beaconblockbody
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#beaconblockbody
BeaconBlockBody* = object
randao_reveal*: ValidatorSig
eth1_data*: Eth1Data

6
beacon_chain/spec/datatypes/capella.nim
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@ -30,14 +30,14 @@ type
SignedBLSToExecutionChangeList* =
List[SignedBLSToExecutionChange, MAX_BLS_TO_EXECUTION_CHANGES]
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#withdrawal
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/beacon-chain.md#withdrawal
Withdrawal* = object
index*: WithdrawalIndex
validator_index*: uint64
address*: ExecutionAddress
amount*: Gwei
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#blstoexecutionchange
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/beacon-chain.md#blstoexecutionchange
BLSToExecutionChange* = object
validator_index*: uint64
from_bls_pubkey*: ValidatorPubKey
@ -91,7 +91,7 @@ type
ExecutePayload* = proc(
execution_payload: ExecutionPayload): bool {.gcsafe, raises: [Defect].}
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#beaconstate
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/beacon-chain.md#beaconstate
BeaconState* = object
# Versioning
genesis_time*: uint64

2
beacon_chain/spec/signatures.nim
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@ -315,7 +315,7 @@ proc verify_sync_committee_selection_proof*(
blsVerify(pubkey, signing_root.data, signature)
# https://github.com/ethereum/consensus-specs/blob/v1.2.0/specs/altair/validator.md#signature
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/altair/validator.md#signature
func compute_contribution_and_proof_signing_root*(
fork: Fork, genesis_validators_root: Eth2Digest,
msg: ContributionAndProof): Eth2Digest =

4
beacon_chain/spec/state_transition_block.nim
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@ -620,12 +620,12 @@ proc process_execution_payload*(
ok()
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#has_eth1_withdrawal_credential
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/beacon-chain.md#has_eth1_withdrawal_credential
func has_eth1_withdrawal_credential(validator: Validator): bool =
## Check if ``validator`` has an 0x01 prefixed "eth1" withdrawal credential.
validator.withdrawal_credentials.data[0] == ETH1_ADDRESS_WITHDRAWAL_PREFIX
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.0/specs/capella/beacon-chain.md#is_fully_withdrawable_validator
# https://github.com/ethereum/consensus-specs/blob/v1.3.0-alpha.1/specs/capella/beacon-chain.md#is_fully_withdrawable_validator
func is_fully_withdrawable_validator(
validator: Validator, balance: Gwei, epoch: Epoch): bool =
## Check if ``validator`` is fully withdrawable.

6
beacon_chain/spec/state_transition_epoch.nim
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@ -859,7 +859,7 @@ func process_registry_updates*(
# 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.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/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#slashings
func get_adjusted_total_slashing_balance*(
state: ForkyBeaconState, total_balance: Gwei): Gwei =
const multiplier =
@ -886,7 +886,7 @@ func slashing_penalty_applies*(validator: Validator, epoch: Epoch): bool =
# 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.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/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#slashings
func get_slashing_penalty*(validator: Validator,
adjusted_total_slashing_balance,
total_balance: Gwei): Gwei =
@ -898,7 +898,7 @@ func get_slashing_penalty*(validator: Validator,
# 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.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/v1.3.0-alpha.1/specs/bellatrix/beacon-chain.md#slashings
func process_slashings*(state: var ForkyBeaconState, total_balance: Gwei) =
let
epoch = get_current_epoch(state)