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client-go: fix panic in ConfirmUsable validation

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Fixes https://github.com/kubernetes/client-go/issues/1108

Kubernetes-commit: 7d2c6096c212d9c31e7cd0bccb6dc2dec9a4ef6a
This commit is contained in:
Nick Santos
2022-06-07 15:53:16 -04:00
committed by Kubernetes Publisher
parent 830d4c4624
commit 5ce7078061
2 changed files with 49 additions and 2 deletions
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15
tools/clientcmd/validation.go
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@@ -204,8 +204,19 @@ func ConfirmUsable(config clientcmdapi.Config, passedContextName string) error {
if exists {
validationErrors = append(validationErrors, validateContext(contextName, *context, config)...)
validationErrors = append(validationErrors, validateAuthInfo(context.AuthInfo, *config.AuthInfos[context.AuthInfo])...)
validationErrors = append(validationErrors, validateClusterInfo(context.Cluster, *config.Clusters[context.Cluster])...)
// Default to empty users and clusters and let the validation function report an error.
authInfo := config.AuthInfos[context.AuthInfo]
if authInfo == nil {
authInfo = &clientcmdapi.AuthInfo{}
}
validationErrors = append(validationErrors, validateAuthInfo(context.AuthInfo, *authInfo)...)
cluster := config.Clusters[context.Cluster]
if cluster == nil {
cluster = &clientcmdapi.Cluster{}
}
validationErrors = append(validationErrors, validateClusterInfo(context.Cluster, *cluster)...)
}
return newErrConfigurationInvalid(validationErrors)