- Kubeadm: remove the deprecated / NO-OP phase `update-cluster-status` in `kubeadm reset` ([#105888](https://github.com/kubernetes/kubernetes/pull/105888), [@neolit123...

- Kubeadm: added support for dry running `kubeadm reset`. The new flag `kubeadm reset --dry-run` is similar to the existing flag for `kubeadm init/join/upgrade` and allows you to see what changes would be applied. ([#107512](https://github.com/kubernetes/kubernetes/pull/107512), [@SataQiu](https://github.com/SataQiu))...

Harshavardhana <******@****.***> 1723451895 -0700

      .isFalse()
    inputStream.mark(5)
    assertThat(readAscii(inputStream, 5)).isEqualTo("ABCDE")
    assertFailsWith<IOException> {
      inputStream.reset()
    }
    assertThat(readAscii(inputStream, Int.MAX_VALUE)).isEqualTo(
      "FGHIJKLMNOPQRSTUVWXYZ",
    )
    inputStream.close()

Harshavardhana <******@****.***> 1744208919 -0700

Klaus Post <******@****.***> 1759093161 +0200

- Kubeadm: remove the deprecated...

- Kubeadm: when adding new control plane nodes with "kubeadm join", ensure that the etcd member addition is performed only if a given member URL does not already exist in the list of members. Similarly, on "kubeadm reset" only remove an etcd member if its ID exists. ([#127621](https://github.com/kubernetes/kubernetes/pull/127621), [@SataQiu](https://github.com/SataQiu)) [SIG Cluster Lifecycle]

import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
public class JAASAuthenticatorTest {

    enum SubjectVariant {
        DEFAULT_NO_PS, // configuration null, no preset Subject
        DEFAULT_WITH_PS, // configuration null, but super.getSubject() returns non-null
        WITH_CONFIG // configuration provided via StaticJAASConfiguration
    }

Klaus Post <******@****.***> 1700528975 -0800