Check for dummy kernel module (#7348)

The dummy module is needed for nodelocaldns. (cherry picked from commit 5a54db2)
kubernetes-sigs · Mar 15, 2021 · ac1aa4d · ac1aa4d
1 parent c22915a
commit ac1aa4d
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/roles/kubernetes/preinstall/tasks/0080-system-configurations.yml b/roles/kubernetes/preinstall/tasks/0080-system-configurations.yml
@@ -80,3 +80,10 @@
     - { name: kernel.panic, value: 10 }
     - { name: kernel.panic_on_oops, value: 1 }
   when: kubelet_protect_kernel_defaults|bool
+
+- name: Check dummy module
+  modprobe:
+    name: dummy
+    state: present
+    params: 'numdummies=0'
+  when: enable_nodelocaldns