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authorPéter Szilágyi <peterke@gmail.com>2015-05-15 06:40:16 +0800
committerPéter Szilágyi <peterke@gmail.com>2015-05-15 20:01:58 +0800
commitcd2fb0905109828028172c84f9c10f1343647ca6 (patch)
treeede1984738a0d16f338341f7a1bc94e17381a715 /eth/sync.go
parentc1f0d40e34a80f4453a9a54f90e2d4551c3bdb05 (diff)
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eth, eth/downloader: prevent hash repeater attack
Diffstat (limited to 'eth/sync.go')
-rw-r--r--eth/sync.go6
1 files changed, 4 insertions, 2 deletions
diff --git a/eth/sync.go b/eth/sync.go
index c89f34596..73f6253be 100644
--- a/eth/sync.go
+++ b/eth/sync.go
@@ -101,11 +101,13 @@ func (pm *ProtocolManager) synchronise(peer *peer) {
case downloader.ErrBusy:
glog.V(logger.Debug).Infof("Synchronisation already in progress")
- case downloader.ErrTimeout:
- glog.V(logger.Debug).Infof("Removing peer %v due to sync timeout", peer.id)
+ case downloader.ErrTimeout, downloader.ErrBadPeer:
+ glog.V(logger.Debug).Infof("Removing peer %v: %v", peer.id, err)
pm.removePeer(peer)
+
case downloader.ErrPendingQueue:
glog.V(logger.Debug).Infoln("Synchronisation aborted:", err)
+
default:
glog.V(logger.Warn).Infof("Synchronisation failed: %v", err)
}