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webhook: support exec auth plugin

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This allows webhook static kubeconfig to use an exec auth plugin to
configure authentication.

https://kubernetes.io/docs/reference/access-authn-authz/extensible-admission-controllers/#authenticate-apiservers
This commit is contained in:
Mike Danese
2019-04-22 19:25:11 -07:00
parent 33f907a4df
commit 8b45296661
1 changed files with 3 additions and 0 deletions
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3
staging/src/k8s.io/apiserver/pkg/util/webhook/authentication.go
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@@ -196,6 +196,9 @@ func restConfigFromKubeconfig(configAuthInfo *clientcmdapi.AuthInfo) (*rest.Conf
config.Username = configAuthInfo.Username config.Username = configAuthInfo.Username
config.Password = configAuthInfo.Password config.Password = configAuthInfo.Password
} }
if configAuthInfo.Exec != nil {
config.ExecProvider = configAuthInfo.Exec.DeepCopy()
}
if configAuthInfo.AuthProvider != nil { if configAuthInfo.AuthProvider != nil {
return nil, fmt.Errorf("auth provider not supported") return nil, fmt.Errorf("auth provider not supported")
} }