Onionr/src/coredb/blockmetadb/expiredblocks.py

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2019-06-26 05:26:50 +00:00
'''
Onionr - Private P2P Communication
Get a list of expired blocks still stored
'''
'''
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
'''
import sqlite3
from onionrutils import epoch
from .. import dbfiles
from etc import onionrvalues
def get_expired_blocks():
'''Returns a list of expired blocks'''
conn = sqlite3.connect(dbfiles.block_meta_db, timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
c = conn.cursor()
date = int(epoch.get_epoch())
compiled = (date,)
execute = 'SELECT hash FROM hashes WHERE expire <= ? ORDER BY dateReceived;'
rows = list()
for row in c.execute(execute, compiled):
for i in row:
rows.append(i)
conn.close()
return rows