44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
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"""Onionr - Private P2P Communication.
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clean expired blocks
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"""
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from typing import TYPE_CHECKING
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from kasten import Kasten
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from onionrblocks.generators.anonvdf import AnonVDFGenerator
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from onionrblocks.exceptions import BlockExpired
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if TYPE_CHECKING:
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from kasten.types import BlockChecksumBytes
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from safedb import SafeDB
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"""
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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def clean_expired_blocks(db: 'SafeDB'):
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key = db.db_conn.firstkey()
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delete_list = set()
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while key:
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try:
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if key.startswith(b'bl-') or key.startswith(b'enc'):
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key = db.db_conn.nextkey(key)
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continue
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Kasten(key, db.get(key), AnonVDFGenerator)
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except BlockExpired:
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delete_list.add(key)
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key = db.db_conn.nextkey(key)
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for key in delete_list:
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del db[key]
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