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server: prevent blocking

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This commit is contained in:
nolouch 2018-09-14 16:07:12 +08:00
parent 4de27039cb
commit f3f6427586
2 changed files with 5 additions and 1 deletions
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1
clientv3/integration/leasing_test.go
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@ -1790,6 +1790,7 @@ func TestLeasingTxnOwnerPutBranch(t *testing.T) {
defer testutil.AfterTest(t) defer testutil.AfterTest(t)
clus := integration.NewClusterV3(t, &integration.ClusterConfig{Size: 3}) clus := integration.NewClusterV3(t, &integration.ClusterConfig{Size: 3})
defer clus.Terminate(t) defer clus.Terminate(t)
lkv, closeLKV, err := leasing.NewKV(clus.Client(0), "foo/") lkv, closeLKV, err := leasing.NewKV(clus.Client(0), "foo/")
testutil.AssertNil(t, err) testutil.AssertNil(t, err)
defer closeLKV() defer closeLKV()

5
etcdserver/server.go
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@ -942,7 +942,10 @@ func (s *EtcdServer) run() {
} }
} }
if newLeader { if newLeader {
s.leaderChanged <- struct{}{} select {
case s.leaderChanged <- struct{}{}:
default:
}
} }
// TODO: remove the nil checking // TODO: remove the nil checking
// current test utility does not provide the stats // current test utility does not provide the stats