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etcdserver: check IsMemberExist before IsLearner

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If member does not exist in cluster, IsLearner will panic.
This commit is contained in:
Jingyi Hu
2019-04-25 16:31:22 -07:00
parent d0c1b3fa38
commit c438f6db27
2 changed files with 7 additions and 2 deletions
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5
etcdserver/server.go
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@@ -2518,3 +2518,8 @@ func (s *EtcdServer) Logger() *zap.Logger {
func (s *EtcdServer) IsLearner() bool {
return s.cluster.IsLocalMemberLearner()
}
// IsMemberExist returns if the member with the given id exists in cluster.
func (s *EtcdServer) IsMemberExist(id types.ID) bool {
return s.cluster.IsMemberExist(id)
}