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fix dial backoff

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License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>
This commit is contained in:
Jeromy 2015-11-04 21:49:54 -08:00
parent 80c73f26b8
commit 193d73080e
1 changed files with 8 additions and 2 deletions
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10
p2p/net/swarm/swarm_dial.go
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@ -227,14 +227,20 @@ func (s *Swarm) gatedDialAttempt(ctx context.Context, p peer.ID) (*Conn, error)
// check if there's an ongoing dial to this peer
if ok, wait := s.dsync.Lock(p); ok {
defer s.dsync.Unlock(p)
// if this peer has been backed off, lets get out of here
if s.backf.Backoff(p) {
log.Event(ctx, "swarmDialBackoff", logdial)
return nil, ErrDialBackoff
}
// ok, we have been charged to dial! let's do it.
// if it succeeds, dial will add the conn to the swarm itself.
defer log.EventBegin(ctx, "swarmDialAttemptStart", logdial).Done()
ctxT, cancel := context.WithTimeout(ctx, s.dialT)
conn, err := s.dial(ctxT, p)
cancel()
s.dsync.Unlock(p)
log.Debugf("dial end %s", conn)
if err != nil {
log.Event(ctx, "swarmDialBackoffAdd", logdial)