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addrmgr: Do not bias toward fresh addresses.

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This change was suggested as Countermeasure 2 in Eclipse Attacks on
Bitcoin's Peer-to-Peer Network, Ethan Heilman, Alison Kendler, Aviv
Zohar, Sharon Goldberg. ePrint Archive Report 2015/263. March 2015.

This mimics Bitcoin Core commit
f68ba3f67bd500a64fb8932c6b41924ddc31d76f
This commit is contained in:
David Hill 2015-04-08 15:52:36 -04:00
parent 4696d16ed4
commit 320ecea6a0
1 changed files with 1 additions and 1 deletions
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2
addrmgr/knownaddress.go
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@ -48,7 +48,7 @@ func (ka *KnownAddress) chance() float64 {
lastAttempt = 0
}
c := 600.0 / (600.0 + lastSeen.Seconds())
c := 1.0
// Very recent attempts are less likely to be retried.
if lastAttempt > 10*time.Minute {