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Gossipsub scoring improvements (#909)

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diegomrsantos 2023-07-04 00:27:45 +02:00 committed by GitHub
parent 81b861b34e
commit c45f9705ab
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2 changed files with 9 additions and 4 deletions
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3
libp2p/protocols/pubsub/gossipsub.nim
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@ -155,6 +155,9 @@ method onNewPeer(g: GossipSub, peer: PubSubPeer) =
peer.appScore = stats.appScore
peer.behaviourPenalty = stats.behaviourPenalty
# Check if the score is below the threshold and disconnect the peer if necessary
g.disconnectBadPeerCheck(peer, stats.score)
peer.iHaveBudget = IHavePeerBudget
peer.pingBudget = PingsPeerBudget

10
libp2p/protocols/pubsub/gossipsub/scoring.nim
View File

@ -101,6 +101,11 @@ proc disconnectPeer(g: GossipSub, peer: PubSubPeer) {.async.} =
except CatchableError as exc: # Never cancelled
trace "Failed to close connection", peer, error = exc.name, msg = exc.msg
proc disconnectBadPeerCheck*(g: GossipSub, peer: PubSubPeer, score: float64) =
if g.parameters.disconnectBadPeers and score < g.parameters.graylistThreshold and
peer.peerId notin g.parameters.directPeers:
debug "disconnecting bad score peer", peer, score = peer.score
asyncSpawn(g.disconnectPeer(peer))
proc updateScores*(g: GossipSub) = # avoid async
## https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.md#the-score-function
@ -241,10 +246,7 @@ proc updateScores*(g: GossipSub) = # avoid async
trace "updated peer's score", peer, score = peer.score, n_topics, is_grafted
if g.parameters.disconnectBadPeers and stats.score < g.parameters.graylistThreshold and
peer.peerId notin g.parameters.directPeers:
debug "disconnecting bad score peer", peer, score = peer.score
asyncSpawn(g.disconnectPeer(peer))
g.disconnectBadPeerCheck(peer, stats.score)
libp2p_gossipsub_peers_scores.inc(peer.score, labelValues = [agent])