error: x509 certificate signed by unknown authority when logging in OpenShift 4 using the installation kubeconfig file
Issue
- When logging as a user using the kubeconfig from the installation (
auth/kubeconfig) an error is shown:error: x509 certificate signed by unknown authority error.. - Below warning is seen while trying to logging in to the cluster.
WARNING: Using insecure TLS client config. Setting this option is not supported! - Using a separate kubeconfig allows logging but then the new kubeconfig doesnt contain the information for passwordless login as
system:adminuser.
Environment
- Red Hat OpenShift Container Platform
- 4
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