OSD/ROSA クラスターの MachineConfig

Issue

• OSD/ROSA で MachineConfig を作成/編集するにはどうすればよいですか?
• OSD/ROSA クラスターのノードに kernel-devel や usbguard 拡張機能を追加できますか?
• RHCOS 拡張機能を OSD/ROSA のノードに追加できますか?

• RHCOS 拡張機能を有効にするため OSD/ROSA クラスターに MachineConfig を適用しようとすると、次のメッセージが表示されます。

  Error from server (Prevented from accessing Red Hat managed resources. This is in an effort to prevent harmful actions that may cause unintended consequences or affect the stability of the cluster. If you have any questions about this, please reach out to Red Hat support at https://access.redhat.com/support): error when creating "machine-config.yaml": admission webhook "regular-user-validation.managed.openshift.io" denied the request: Prevented from accessing Red Hat managed resources. This is in an effort to prevent harmful actions that may cause unintended consequences or affect the stability of the cluster. If you have any questions about this, please reach out to Red Hat support at https://access.redhat.com/support