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embed: signal 'grpcServerC' before cmux serve

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CMux.Serve blocks, so grpcServerC was never closed.

Fix https://github.com/coreos/etcdlabs/issues/216.

Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
This commit is contained in:
Gyu-Ho Lee 2017-04-18 17:46:51 -07:00
parent 8fa4b8da6e
commit ba299bcaaf
1 changed files with 1 additions and 2 deletions
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3
embed/serve.go
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@ -74,8 +74,6 @@ func (sctx *serveCtx) serve(s *etcdserver.EtcdServer, tlscfg *tls.Config, handle
servElection := v3election.NewElectionServer(v3c)
servLock := v3lock.NewLockServer(v3c)
defer close(sctx.grpcServerC)
if sctx.insecure {
gs := v3rpc.Server(s, nil)
sctx.grpcServerC <- gs
@ -140,6 +138,7 @@ func (sctx *serveCtx) serve(s *etcdserver.EtcdServer, tlscfg *tls.Config, handle
plog.Infof("serving client requests on %s", sctx.l.Addr().String())
}
close(sctx.grpcServerC)
return m.Serve()
}