Onionr/onionr/onionrdaemontools.py

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'''
Onionr - P2P Microblogging Platform & Social network.
Contains the CommunicatorUtils class which contains useful functions for the communicator daemon
'''
'''
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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import onionrexceptions, onionrpeers, onionrproofs, base64, logger
class DaemonTools:
def __init__(self, daemon):
self.daemon = daemon
self.announceCache = {}
def announceNode(self):
'''Announce our node to our peers'''
retData = False
# Announce to random online peers
for i in self.daemon.onlinePeers:
if not i in self.announceCache:
peer = i
break
else:
peer = self.daemon.pickOnlinePeer()
ourID = self.daemon._core.hsAddress.strip()
url = 'http://' + peer + '/public/announce/'
data = {'node': ourID}
combinedNodes = ourID + peer
if peer in self.announceCache:
data['random'] = self.announceCache[peer]
else:
proof = onionrproofs.DataPOW(combinedNodes, forceDifficulty=4)
data['random'] = base64.b64encode(proof.waitForResult()[1])
self.announceCache[peer] = data['random']
logger.info('Announcing node to ' + url)
if self.daemon._core._utils.doPostRequest(url, data) == 'Success':
retData = True
self.daemon.decrementThreadCount('announceNode')
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return retData
def netCheck(self):
'''Check if we are connected to the internet or not when we can't connect to any peers'''
if len(self.daemon.onlinePeers) != 0:
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if not self.daemon._core._utils.checkNetwork(torPort=self.daemon.proxyPort):
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logger.warn('Network check failed, are you connected to the internet?')
self.daemon.isOnline = False
self.daemon.decrementThreadCount('netCheck')
def cleanOldBlocks(self):
'''Delete old blocks if our disk allocation is full/near full'''
while self.daemon._core._utils.storageCounter.isFull():
oldest = self.daemon._core.getBlockList()[0]
self.daemon._core._blacklist.addToDB(oldest)
self.daemon._core.removeBlock(oldest)
logger.info('Deleted block: %s' % (oldest,))
self.daemon.decrementThreadCount('cleanOldBlocks')