echo "!!! EXPERIMENTAL !!!"
  echo "!!! This upgrade script is not meant to be run in production !!!"
  echo ""
  echo "${0} [-M | -N | -P] [-o] (-l | <version number or publication>)"
  echo "  Upgrades master and nodes by default"
  echo "  -M:  Upgrade master only"
  echo "  -N:  Upgrade nodes only"
  echo "  -P:  Node upgrade prerequisites only (create a new instance template)"

# shellcheck disable=SC2120
cleanup() {
	MINIO_VERSION=dev /tmp/gopath/bin/docker-compose \
		-f "buildscripts/upgrade-tests/compose.yml" \
		down || true

	MINIO_VERSION=dev /tmp/gopath/bin/docker-compose \
		-f "buildscripts/upgrade-tests/compose.yml" \
		rm || true

	for volume in $(docker volume ls -q | grep upgrade); do
		docker volume rm ${volume} || true
	done

	docker volume prune -f
	docker system prune -f || true

export STORAGE_BACKEND="etcd3"
export STORAGE_MEDIA_TYPE="application/vnd.kubernetes.protobuf"
export ETCD_IMAGE=3.5.14-0
export ETCD_VERSION=3.5.14

# Upgrade master with updated kube envs
"${KUBE_ROOT}/cluster/gce/upgrade.sh" -M -l

delete-k8s-node-routes

    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: ${{ matrix.go-version }}
          check-latest: true
      - name: Start upgrade tests
        run: |

	}

	retries := 10
	retryInterval := 15 * time.Second

	// Perform etcd upgrade using common to all control plane components function
	if err := upgradeComponent(constants.Etcd, certsRenewMgr, waiter, pathMgr, cfg, beforeEtcdPodHash, recoverManifests); err != nil {
		fmt.Printf("[upgrade/etcd] Failed to upgrade etcd: %v\n", err)
		// Since upgrade component failed, the old etcd manifest has either been restored or was never touched

	}

	initCfg, err := configutil.FetchInitConfigurationFromCluster(client, printer, "upgrade/config", false, false)
	if err != nil {
		if apierrors.IsNotFound(err) {
			_, _ = printer.Printf("[upgrade/config] In order to upgrade, a ConfigMap called %q in the %q namespace must exist.\n", constants.KubeadmConfigConfigMap, metav1.NamespaceSystem)

	}

	// Now; perform the upgrade procedure
	if err := PerformControlPlaneUpgrade(flags, client, waiter, initCfg, upgradeCfg); err != nil {
		return errors.Wrap(err, "[upgrade/apply] FATAL")
	}

	// Upgrade RBAC rules and addons.
	klog.V(1).Infoln("[upgrade/postupgrade] upgrading RBAC rules and addons")

Poorna <******@****.***> 1716056341 -0700

			expected: false,
		},
		{
			name:     "upgrade is not available if we don't know anything about the earlier state",
			before:   map[string][]string{},
			after:    "v1.10.3",
			expected: false,
		},
	}

	for _, rt := range tests {
		t.Run(rt.name, func(t *testing.T) {
			upgrade := Upgrade{
				Before: ClusterState{
					KubeletVersions: rt.before,
				},
				After: ClusterState{

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.upgrade;

import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import javax.annotation.Resource;

import org.apache.logging.log4j.LogManager;