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fix distance sorting and improve logging

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This commit is contained in:
Victor Shyba 2022-02-04 15:38:15 -03:00
parent aef5f11a18
commit 4851f5c300
1 changed files with 23 additions and 7 deletions
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30
lbry/dht/protocol/iterative_find.py
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@ -150,6 +150,14 @@ class IterativeFinder:
def _add_active(self, peer):
if self.peer_manager.peer_is_good(peer) is False:
return
if self.closest_peer and self.peer_manager.peer_is_good(self.closest_peer) is False:
log.debug("[%s] closest peer went bad", self.key.hex()[:8])
if self.prev_closest_peer and self.peer_manager.peer_is_good(self.prev_closest_peer) is not False:
log.debug("[%s] previous closest was bad too", self.key.hex()[:8])
self.closest_peer = self.prev_closest_peer
else:
self.closest_peer = None
self.prev_closest_peer = None
if peer not in self.active and peer.node_id and peer.node_id != self.protocol.node_id:
self.active.add(peer)
if self._is_closer(peer):
@ -166,6 +174,7 @@ class IterativeFinder:
log.warning("misbehaving peer %s:%i returned peer with reserved ip %s:%i", peer.address,
peer.udp_port, address, udp_port)
self.check_result_ready(response)
self._log_state()
async def _send_probe(self, peer: 'KademliaPeer'):
try:
@ -190,7 +199,8 @@ class IterativeFinder:
added = 0
to_probe = list(self.active - self.contacted)
to_probe.sort(key=lambda peer: self.distance(self.key))
to_probe.sort(key=lambda peer: self.distance(peer.node_id))
log.debug("closest to probe: %s", to_probe[0].node_id.hex()[:8] if to_probe else None)
for peer in to_probe:
if added >= constants.ALPHA:
break
@ -236,6 +246,14 @@ class IterativeFinder:
if self.running:
self.loop.call_soon(self.aclose)
def _log_state(self):
log.debug("[%s] check result: %i active nodes %i contacted %i bottomed count",
self.key.hex()[:8], len(self.active), len(self.contacted), self.bottom_out_count)
if self.closest_peer and self.prev_closest_peer:
log.debug("[%s] best node id: %s (contacted: %s, good: %s), previous best: %s",
self.key.hex()[:8], self.closest_peer.node_id.hex()[:8], self.closest_peer in self.contacted,
self.peer_manager.peer_is_good(self.closest_peer), self.prev_closest_peer.node_id.hex()[:8])
def _search(self):
self.tasks.append(self.loop.create_task(self._search_task()))
@ -310,15 +328,13 @@ class IterativeNodeFinder(IterativeFinder):
if found:
log.debug("found")
return self.put_result(self.active, finish=True)
if self.prev_closest_peer and self.closest_peer and not self._is_closer(self.prev_closest_peer):
# log.info("improving, %i %i %i %i %i", len(self.shortlist), len(self.active), len(self.contacted),
# self.bottom_out_count, self.iteration_count)
self.bottom_out_count = 0
elif self.is_closest_peer_ready:
self.bottom_out_count += 1
log.info("bottom out %i %i %i", len(self.active), len(self.contacted), self.bottom_out_count)
else:
self.bottom_out_count = 0
if self.bottom_out_count >= self.bottom_out_limit or self.iteration_count >= self.bottom_out_limit:
log.info("limit hit")
log.debug("limit hit")
self.put_result(self.active, True)