CASMPET-7377 remove Prepare_kubeadm stage from prerequisites.sh

upgrade/scripts/upgrade/prerequisites.sh

@@ -1042,70 +1042,6 @@ else
   echo "====> ${state_name} has been completed" | tee -a "${LOG_FILE}"
 fi
 
-state_name="PREPARE_KUBEADM"
-state_recorded=$(is_state_recorded "${state_name}" "$(hostname)")
-if [[ ${state_recorded} == "0" ]]; then
-  echo "====> ${state_name} ..." | tee -a "${LOG_FILE}"
-  {
-    tmpdir=$(mktemp -d)
-
-    echo "Patching ConfigMap kubeadm-config ..."
-    kubectl -n kube-system get configmap kubeadm-config -o go-template --template '{{ .data.ClusterConfiguration }}' \
-      | yq4 e '.kubernetesVersion="1.24.17"' \
-      | yq4 e '.dns.imageRepository="artifactory.algol60.net/csm-docker/stable/registry.k8s.io/coredns"' \
-      | yq4 e '.imageRepository="artifactory.algol60.net/csm-docker/stable/registry.k8s.io"' \
-      | yq4 e '.apiServer.extraArgs.profiling="false"' \
-      | yq4 e '.controllerManager.extraArgs.terminated-pod-gc-threshold="250"' \
-      | yq4 e '.controllerManager.extraArgs.profiling="false"' \
-        > "${tmpdir}/kubeadm-config.yaml"
-    patch=$(jq -c -n --rawfile text "${tmpdir}/kubeadm-config.yaml" '.data["ClusterConfiguration"]=$text')
-    kubectl -n kube-system patch configmap kubeadm-config --type merge --patch "${patch}"
-
-    if kubectl -n kube-system get configmap -o custom-columns=name:.metadata.name --no-headers | grep -x -q -F kubelet-config-1.22; then
-      echo "Creating ConfigMap kubelet-config-1.24 ..."
-      kubectl -n kube-system get configmap kubelet-config-1.22 -o yaml \
-        | yq4 e '.metadata.name="kubelet-config-1.24"' \
-        | yq4 e 'del .metadata.creationTimestamp' \
-        | yq4 e 'del .metadata.resourceVersion' \
-        | yq4 e 'del .metadata.uid' \
-        | kubectl apply -f -
-    else
-      echo "ConfigMap kubelet-config-1.22 not found, assuming kubelet-config or kubelet-config-1.24 is already in place."
-    fi
-
-    if kubectl -n kube-system get role -o custom-columns=name:.metadata.name --no-headers | grep -x -q -F kubeadm:kubelet-config-1.22; then
-      echo "Creating Role kubeadm:kubelet-config-1.24 ..."
-      kubectl -n kube-system get role kubeadm:kubelet-config-1.22 -o yaml \
-        | yq4 e '.metadata.name="kubeadm:kubelet-config-1.24"' \
-        | yq4 e '.rules[0].resourceNames[0]="kubelet-config-1.24"' \
-        | yq4 e 'del .metadata.creationTimestamp' \
-        | yq4 e 'del .metadata.resourceVersion' \
-        | yq4 e 'del .metadata.uid' \
-        | kubectl apply -f -
-    else
-      echo "Role kubeadm:kubelet-config-1.22 not found, assuming kubeadm:kubelet-config or kubeadm:kubelet-config-1.24 is already in place."
-    fi
-
-    if kubectl -n kube-system get rolebinding -o custom-columns=name:.metadata.name --no-headers | grep -x -q -F kubeadm:kubelet-config-1.22; then
-      echo "Creating RoleBinding kubeadm:kubelet-config-1.24 ..."
-      kubectl -n kube-system get rolebinding kubeadm:kubelet-config-1.22 -o yaml \
-        | yq4 e '.metadata.name="kubeadm:kubelet-config-1.24"' \
-        | yq4 e '.roleRef.name="kubeadm:kubelet-config-1.24"' \
-        | yq4 e 'del .metadata.creationTimestamp' \
-        | yq4 e 'del .metadata.resourceVersion' \
-        | yq4 e 'del .metadata.uid' \
-        | kubectl apply -f -
-    else
-      echo "RoleBinding kubeadm:kubelet-config-1.22 not found, assuming kubeadm:kubelet-config or kubeadm:kubelet-config-1.24 is already in place."
-    fi
-
-    rm -rf "${tmpdir}"
-  } >> "${LOG_FILE}" 2>&1
-  record_state "${state_name}" "$(hostname)" | tee -a "${LOG_FILE}"
-else
-  echo "====> ${state_name} has been completed" | tee -a "${LOG_FILE}"
-fi
-
 state_name="PREFLIGHT_CHECK"
 state_recorded=$(is_state_recorded "${state_name}" "$(hostname)")
 if [[ ${state_recorded} == "0" ]]; then