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etcdserver: skip noop entry in apply

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This commit is contained in:
xiaost 2015-04-20 17:49:54 +08:00
parent 0d25b20fc0
commit cab1e9a723
1 changed files with 5 additions and 0 deletions
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5
etcdserver/server.go
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@ -669,6 +669,11 @@ func (s *EtcdServer) apply(es []raftpb.Entry, confState *raftpb.ConfState) (uint
e := es[i]
switch e.Type {
case raftpb.EntryNormal:
// raft state machine may generate noop entry when leader confirmation.
// skip it in advance to avoid some potential bug in the future
if len(e.Data) == 0 {
break
}
var r pb.Request
pbutil.MustUnmarshal(&r, e.Data)
s.w.Trigger(r.ID, s.applyRequest(r))