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Merge pull request #5025 from xiang90/no_dup_resp

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etcdserver: do not send out out of date appResp
This commit is contained in:
Xiang Li 2016-04-11 14:41:52 -07:00
commit 0a684c10ad
1 changed files with 10 additions and 1 deletions
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11
etcdserver/server.go
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@ -951,11 +951,20 @@ func (s *EtcdServer) publish(timeout time.Duration) {
// TODO: move this function into raft.go
func (s *EtcdServer) send(ms []raftpb.Message) {
for i := range ms {
sentAppResp := false
for i := len(ms) - 1; i >= 0; i-- {
if s.cluster.IsIDRemoved(types.ID(ms[i].To)) {
ms[i].To = 0
}
if ms[i].Type == raftpb.MsgAppResp {
if sentAppResp {
ms[i].To = 0
} else {
sentAppResp = true
}
}
if ms[i].Type == raftpb.MsgSnap {
// There are two separate data store: the store for v2, and the KV for v3.
// The msgSnap only contains the most recent snapshot of store without KV.