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Check Annotations map against nil for ConfigMapLock#Update()

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Signed-off-by: Ted Yu <yuzhihong@gmail.com>
This commit is contained in:
Ted Yu
2020-04-03 16:47:19 -07:00
parent c88b7cdd58
commit 086d6ae9bb
1 changed files with 3 additions and 0 deletions
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3
staging/src/k8s.io/client-go/tools/leaderelection/resourcelock/configmaplock.go
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@@ -86,6 +86,9 @@ func (cml *ConfigMapLock) Update(ler LeaderElectionRecord) error {
if err != nil { if err != nil {
return err return err
} }
if cml.cm.Annotations == nil {
cml.cm.Annotations = make(map[string]string)
}
cml.cm.Annotations[LeaderElectionRecordAnnotationKey] = string(recordBytes) cml.cm.Annotations[LeaderElectionRecordAnnotationKey] = string(recordBytes)
cml.cm, err = cml.Client.ConfigMaps(cml.ConfigMapMeta.Namespace).Update(cml.cm) cml.cm, err = cml.Client.ConfigMaps(cml.ConfigMapMeta.Namespace).Update(cml.cm)
return err return err