Onionr/onionr/communicatorutils/cooldownpeer.py

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'''
Onionr - Private P2P Communication
Select a random online peer in a communicator instance and have them "cool down"
'''
'''
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/>.
'''
from onionrutils import epoch
def cooldown_peer(comm_inst):
'''Randomly add an online peer to cooldown, so we can connect a new one'''
onlinePeerAmount = len(comm_inst.onlinePeers)
minTime = 300
cooldownTime = 600
toCool = ''
tempConnectTimes = dict(comm_inst.connectTimes)
# Remove peers from cooldown that have been there long enough
tempCooldown = dict(comm_inst.cooldownPeer)
for peer in tempCooldown:
if (epoch.get_epoch() - tempCooldown[peer]) >= cooldownTime:
del comm_inst.cooldownPeer[peer]
# Cool down a peer, if we have max connections alive for long enough
if onlinePeerAmount >= comm_inst._core.config.get('peers.max_connect', 10, save = True):
finding = True
while finding:
try:
toCool = min(tempConnectTimes, key=tempConnectTimes.get)
if (epoch.get_epoch() - tempConnectTimes[toCool]) < minTime:
del tempConnectTimes[toCool]
else:
finding = False
except ValueError:
break
else:
comm_inst.removeOnlinePeer(toCool)
comm_inst.cooldownPeer[toCool] = epoch.get_epoch()
comm_inst.decrementThreadCount('cooldown_peer')