Bitmessage/MiNode
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Minimal implementation of anti-intersection delay to wait before getdata

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This commit is contained in:
Lee Miller 2023-08-09 03:29:24 +03:00
parent 1dfe98cf1f
commit 6558245a32
Signed by: lee.miller
GPG Key ID: 4F97A5EA88F4AB63
1 changed files with 10 additions and 1 deletions
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11
minode/connection.py
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@ -3,6 +3,7 @@
import base64
import errno
import logging
import math
import random
import select
import socket
@ -64,6 +65,7 @@ class Connection(threading.Thread):
self.last_message_received = time.time()
self.last_message_sent = time.time()
self.wait_until = 0
def run(self):
if self.s is None:
@ -429,7 +431,14 @@ class Connection(threading.Thread):
def _request_objects(self):
if self.vectors_to_get and len(self.vectors_requested) < 100:
self.vectors_to_get.difference_update(shared.objects.keys())
if self.vectors_to_get:
if not self.wait_until:
nodes_count = (
len(shared.node_pool) + len(shared.unchecked_node_pool))
logging.debug('Nodes count is %i', nodes_count)
delay = math.ceil(math.log(nodes_count + 2, 20)) * 5.2
self.wait_until = time.time() + delay
logging.debug('Skip sending getdata for %.2fs', delay)
if self.vectors_to_get and self.wait_until < time.time():
logging.info(
'Queued %s vectors to get', len(self.vectors_to_get))
if len(self.vectors_to_get) > 64: