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p2p/pex: some addrbook fixes

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* fix before/after in isBad()
* allow multiple IPs per ID even if ID isOld
This commit is contained in:
Ethan Buchman
2018-04-28 20:07:38 -04:00
parent 3a30ee75b9
commit fae94a44a2
3 changed files with 18 additions and 15 deletions
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18
p2p/switch.go
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@ -290,6 +290,8 @@ func (sw *Switch) stopAndRemovePeer(peer Peer, reason interface{}) {
// to the PEX/Addrbook to find the peer with the addr again
// NOTE: this will keep trying even if the handshake or auth fails.
// TODO: be more explicit with error types so we only retry on certain failures
// - ie. if we're getting ErrDuplicatePeer we can stop
// because the addrbook got us the peer back already
func (sw *Switch) reconnectToPeer(addr *NetAddress) {
if sw.reconnecting.Has(string(addr.ID)) {
return
@ -305,14 +307,14 @@ func (sw *Switch) reconnectToPeer(addr *NetAddress) {
}
err := sw.DialPeerWithAddress(addr, true)
if err != nil {
sw.Logger.Info("Error reconnecting to peer. Trying again", "tries", i, "err", err, "addr", addr)
// sleep a set amount
sw.randomSleep(reconnectInterval)
continue
} else {
return
if err == nil {
return // success
}
sw.Logger.Info("Error reconnecting to peer. Trying again", "tries", i, "err", err, "addr", addr)
// sleep a set amount
sw.randomSleep(reconnectInterval)
continue
}
sw.Logger.Error("Failed to reconnect to peer. Beginning exponential backoff",
@ -501,6 +503,8 @@ func (sw *Switch) addInboundPeerWithConfig(conn net.Conn, config *PeerConfig) er
// dial the peer; make secret connection; authenticate against the dialed ID;
// add the peer.
// if dialing fails, start the reconnect loop. If handhsake fails, its over.
// If peer is started succesffuly, reconnectLoop will start when StopPeerForError is called
func (sw *Switch) addOutboundPeerWithConfig(addr *NetAddress, config *PeerConfig, persistent bool) error {
sw.Logger.Info("Dialing peer", "address", addr)
peerConn, err := newOutboundPeerConn(addr, config, persistent, sw.nodeKey.PrivKey)