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p2p/connmanager: avoid dropping peers too early

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Signed-off-by: Csaba Kiraly <csaba.kiraly@gmail.com>
This commit is contained in:
Csaba Kiraly 2025-03-24 03:53:27 +01:00
parent 91c1c30996
commit 75e4c26564
1 changed files with 5 additions and 1 deletions
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6
p2p/connmanager.go
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@ -30,6 +30,8 @@ import (
const (
// Interval between peer drop events
peerDropInterval = 30 * time.Second
// Avoid dropping peers for some time after connection
doNotDropBefore = 2 * peerDropInterval
// How close to max should we initiate the drop timer. O should be fine,
// dropping when no more peers can be added. Larger numbers result in more
// aggressive drop behavior.
@ -133,8 +135,10 @@ func (cm *connManager) dropRandomPeer() bool {
peers := cm.peersFunc()
// Only drop from dyndialed peers. Avoid dropping trusted peers.
// Give some time to peers before considering them for a drop.
selectDroppable := func(p *Peer) bool {
return p.rw.is(dynDialedConn) && !p.rw.is(trustedConn)
return p.rw.is(dynDialedConn) && !p.rw.is(trustedConn) &&
mclock.Now()-p.created >= mclock.AbsTime(doNotDropBefore)
}
droppable := filter(peers, selectDroppable)
if len(droppable) > 0 {