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Do not allow pre-merge headers without an AccumulatorProof (#1426)

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Kim De Mey 2023-01-17 14:47:22 +01:00 committed by GitHub
parent 52a2257922
commit a1163b4ade
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1 changed files with 10 additions and 7 deletions
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17
fluffy/network/history/accumulator.nim
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@ -170,13 +170,16 @@ func verifyHeader*(
of BlockHeaderProofType.accumulatorProof:
a.verifyAccumulatorProof(header, proof.accumulatorProof)
of BlockHeaderProofType.none:
# TODO:
# Currently there is no proof solution for verifying headers post-merge.
# Skipping canonical verification will allow for nodes to push block data
# that is not part of the canonical chain.
# For now we accept this flaw as the focus lies on testing data availability
# up to the head of the chain.
ok()
if header.isPreMerge():
err("Pre merge header requires AccumulatorProof")
else:
# TODO:
# Currently there is no proof solution for verifying headers post-merge.
# Skipping canonical verification will allow for nodes to push block data
# that is not part of the canonical chain.
# For now we accept this flaw as the focus lies on testing data
# availability up to the head of the chain.
ok()
func buildProof*(
header: BlockHeader,