PyBitmessage-2021-04-27/src/network/dandelion.py

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import random
from threading import RLock
import protocol
from singleton import Singleton
# randomise routes after 600 seconds
REASSIGN_INTERVAL = 600
FLUFF_TRIGGER_TIMEOUT = 300
@Singleton
class DandelionStems():
def __init__(self):
self.stem = {}
self.timeouts = {}
self.lock = RLock()
def add(self, hashId, stems):
with self.lock:
self.stem[hashId] = stems
self.timeouts[hashId] = time.time()
def remove(self, hashId):
with self.lock:
try:
del self.stem[hashId]
del self.timeouts[hashId]
except KeyError:
pass