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Do not rewrite the blockchain file at startup

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Lukas Fürderer
2024-03-17 18:56:56 +01:00
parent 1d627a83cb
commit 0218e34787
1 changed files with 4 additions and 3 deletions
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7
blockchain.py
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@@ -200,8 +200,8 @@ class Blockchain:
except FileNotFoundError: except FileNotFoundError:
pass pass
if last_valid is not None: if last_valid is not None:
self.set_latest_block(last_valid.own_hash) self.set_latest_block(last_valid.own_hash, persist = False)
def set_latest_block(self, block_hash): def set_latest_block(self, block_hash, persist = True):
new_block = self.get_block(block_hash) new_block = self.get_block(block_hash)
assert new_block is not None assert new_block is not None
assert new_block.valid assert new_block.valid
@@ -220,7 +220,8 @@ class Blockchain:
if self.__latest_block_hash != latest_block_hash: if self.__latest_block_hash != latest_block_hash:
continue continue
self.__latest_block_hash = block_hash self.__latest_block_hash = block_hash
self.__persist_block_update(latest_block, new_block) if persist:
self.__persist_block_update(latest_block, new_block)
return True return True
def __persist_block_update(self, old_block, new_block): def __persist_block_update(self, old_block, new_block):
if old_block is not None: if old_block is not None: