Onionr/src/onionrblocks/blocklist.py

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"""Onionr - Private P2P Communication.
Get an auto updating list of blocks
"""
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from threading import Thread
from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler
from utils.identifyhome import identify_home
from coredb.dbfiles import block_meta_db
from coredb.blockmetadb import get_block_list, get_blocks_by_type
from onionrutils.epoch import get_epoch
"""
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/>.
"""
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class BlockList:
def __init__(self, auto_refresh=True, block_type=''):
self.block_type = block_type
self.refresh_db()
self.check_time = get_epoch()
class Refresher(FileSystemEventHandler):
@staticmethod
def on_modified(event):
if event.src_path != block_meta_db:
return
self.refresh_db()
if auto_refresh:
def auto_refresher():
observer = Observer()
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observer.schedule(
Refresher(), identify_home(), recursive=False)
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observer.start()
while observer.is_alive():
# call import func with timeout
observer.join(120)
Thread(target=auto_refresher, daemon=True).start()
def get(self):
return self.block_list
def refresh_db(self):
self.check_time = get_epoch()
if not self.block_type:
self.block_list = get_block_list()
else:
self.block_list = get_blocks_by_type(self.block_type)