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remove incorrect block gossip validation condition (#4044) 

* remove incorrect block gossip validation condition

* clarify explanation
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tersec 2022-08-29 10:01:32 +00:00 committed by GitHub
parent d7e9c334ac
commit 2545d1d053
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1 changed files with 6 additions and 6 deletions
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beacon_chain/gossip_processing/gossip_validation.nim
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@ -210,12 +210,12 @@ template validateBeaconBlockBellatrix(
quarantine[].addUnviable(signed_beacon_block.root)
return errReject("BeaconBlock: mismatched execution payload timestamp")
if signed_beacon_block.message.parent_root in dag.optimisticRoots:
# Definitely don't mark this as unviable.
# [REJECT] The block's parent (defined by `block.parent_root`) passes all
# validation (excluding execution node verification of the
# `block.body.execution_payload`).
return errReject("BeaconBlock: execution payload would build on optimistic parent")
# The condition:
# [REJECT] The block's parent (defined by `block.parent_root`) passes all
# validation (excluding execution node verification of the
# `block.body.execution_payload`).
# cannot occur here, because Nimbus's optimistic sync waits for either
# `ACCEPTED` or `SYNCING` from the EL to get this far.
# https://github.com/ethereum/consensus-specs/blob/v1.1.9/specs/phase0/p2p-interface.md#beacon_block
# https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.3/specs/bellatrix/p2p-interface.md#beacon_block