Onionr/onionr/onionrutils/importnewblocks.py
2019-07-06 12:54:52 -07:00

49 lines
2.1 KiB
Python

'''
Onionr - Private P2P Communication
import new blocks from disk, providing transport agnosticism
'''
'''
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 glob
import logger, core
from onionrutils import blockmetadata
def import_new_blocks(core_inst=None, scanDir=''):
'''
This function is intended to scan for new blocks ON THE DISK and import them
'''
if core_inst is None:
core_inst = core.Core()
blockList = core_inst.getBlockList()
exist = False
if scanDir == '':
scanDir = core_inst.blockDataLocation
if not scanDir.endswith('/'):
scanDir += '/'
for block in glob.glob(scanDir + "*.dat"):
if block.replace(scanDir, '').replace('.dat', '') not in blockList:
exist = True
logger.info('Found new block on dist %s' % block, terminal=True)
with open(block, 'rb') as newBlock:
block = block.replace(scanDir, '').replace('.dat', '')
if core_inst._crypto.sha3Hash(newBlock.read()) == block.replace('.dat', ''):
core_inst.addToBlockDB(block.replace('.dat', ''), dataSaved=True)
logger.info('Imported block %s.' % block, terminal=True)
blockmetadata.process_block_metadata(core_inst, block)
else:
logger.warn('Failed to verify hash for %s' % block, terminal=True)
if not exist:
logger.debug('No blocks found to import', terminal=True)