Onionr/src/communicator/uploadqueue/__init__.py

61 lines
1.9 KiB
Python
Raw Normal View History

"""
Onionr - Private P2P Communication
Class to remember blocks that need to be uploaded and not shared on startup/shutdown
"""
"""
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 atexit
import json
import deadsimplekv
import filepaths
from onionrutils import localcommand
UPLOAD_MEMORY_FILE = filepaths.upload_list
def _add_to_hidden_blocks(cache):
for bl in cache:
localcommand.local_command('waitforshare/' + bl, post=True)
class UploadQueue:
"""
Saves and loads block upload info from json file
"""
def __init__(self, communicator: 'OnionrCommunicatorDaemon'):
"""Start the UploadQueue object, loading left over uploads into queue
and registering save shutdown function
"""
self.communicator = communicator
cache = deadsimplekv.DeadSimpleKV(UPLOAD_MEMORY_FILE)
self.store_obj = cache
cache: list = cache.get('uploads')
if cache == None:
cache = []
_add_to_hidden_blocks(cache)
self.communicator.blocksToUpload.extend(cache)
atexit.register(self.save)
def save(self):
"""Saves to disk on shutdown or if called manually"""
bl: list = self.communicator.blocksToUpload
self.store_obj.put('uploads', bl)
self.store_obj.flush()