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Safe block

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This commit is contained in:
mjalalzai 2023-09-21 19:43:37 -07:00
parent d00eae4c2c
commit a5b7c54ccd
1 changed files with 6 additions and 3 deletions
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9
carnot/carnot-vote-aggregation.py
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@ -256,7 +256,10 @@ class Carnot:
return self.genesis_block()
def block_is_safe(self, block: Block) -> bool:
if isinstance(block.qc, (StandardQc,)):
if isinstance(block.qc, StandardQc):
return block.view_num == block.qc.view() + 1
if isinstance(block.qc, (AggregateQc,)):
return (block.view_num == block.qc.view() + 1) and block.extends(self.latest_committed_block())
elif isinstance(block.qc, AggregateQc):
return block.view_num == block.qc.view() + 1 and block.extends(self.latest_committed_block())
else:
return False