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convert this warning to an error in kubeadm

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Signed-off-by: yuexiao-wang <wang.yuexiao@zte.com.cn>
This commit is contained in:
yuexiao-wang 2017-11-10 16:36:16 +08:00
parent 687c8d3297
commit 4387d57ab6
1 changed files with 1 additions and 3 deletions
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4
cmd/kubeadm/app/apis/kubeadm/validation/validation.go
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@ -146,10 +146,8 @@ func ValidateArgSelection(cfg *kubeadm.NodeConfiguration, fldPath *field.Path) f
allErrs = append(allErrs, field.Invalid(fldPath, "", "DiscoveryTokenCACertHashes cannot be used with DiscoveryFile"))
}
// TODO: convert this warning to an error after v1.8
if len(cfg.DiscoveryFile) == 0 && len(cfg.DiscoveryTokenCACertHashes) == 0 && !cfg.DiscoveryTokenUnsafeSkipCAVerification {
fmt.Println("[validation] WARNING: using token-based discovery without DiscoveryTokenCACertHashes can be unsafe (see https://kubernetes.io/docs/admin/kubeadm/#kubeadm-join).")
fmt.Println("[validation] WARNING: Pass --discovery-token-unsafe-skip-ca-verification to disable this warning. This warning will become an error in Kubernetes 1.9.")
allErrs = append(allErrs, field.Invalid(fldPath, "", "using token-based discovery without DiscoveryTokenCACertHashes can be unsafe. set --discovery-token-unsafe-skip-ca-verification to continue"))
}
// TODO remove once we support multiple api servers