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wgengine/magicsock: log less on no-op disco route switches

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Also, renew trustBestAddrUntil even if latency isn't better.
This commit is contained in:
Brad Fitzpatrick 2020-07-02 11:37:19 -07:00
parent 847b6f039b
commit c52905abaa
1 changed files with 6 additions and 2 deletions
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8
wgengine/magicsock/magicsock.go
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@ -2880,11 +2880,15 @@ func (de *discoEndpoint) handlePongConnLocked(m *disco.Pong, src netaddr.IPPort)
// Promote this pong response to our current best address if it's lower latency.
// TODO(bradfitz): decide how latency vs. preference order affects decision
if de.bestAddr.IsZero() || delay < de.bestAddrLatency {
de.bestAddr = sp.to
if de.bestAddr != sp.to {
de.c.logf("magicsock: disco: node %v %v now using %v", de.publicKey.ShortString(), de.discoKey.ShortString(), sp.to)
de.bestAddr = sp.to
}
}
if src == de.bestAddr {
de.bestAddrLatency = delay
de.bestAddrAt = now
de.trustBestAddrUntil = now.Add(5 * time.Second)
de.c.logf("magicsock: disco: node %v %v now using %v", de.publicKey.ShortString(), de.discoKey.ShortString(), sp.to)
}
}