or customize the ports to match the old defaults.
See the [security advisory](https://istio.io/latest/news/security/istio-security-2021-002/) for more information.

#### Other migrations

If you see errors like `rendered manifests contain a resource that already exists` during installation, you may need to forcibly take ownership.

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 k8sversion

import (
	"fmt"

	goversion "github.com/hashicorp/go-version"

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 mesh

import (
	"flag"

	"github.com/spf13/cobra"

	"istio.io/istio/istioctl/pkg/cli"

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 writer

type ConfigDumpWriter interface {
	PrintSecretSummary() error

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 main

import (
	"os"
	"testing"
)

func TestIstioctlMain(_ *testing.T) {

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 configdump

import (
	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
)

}

// seeExperimentalCmd is used for commands that have been around for a release but not graduated from
// Other alternative
// for graduatedCmd see https://github.com/istio/istio/pull/26408
// for softGraduatedCmd see https://github.com/istio/istio/pull/26563
func seeExperimentalCmd(name string) *cobra.Command {
	msg := fmt.Sprintf("(%s is experimental. Use `istioctl experimental %s`)", name, name)

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 main

import (
	"os"

	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/operator/cmd/mesh"

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 nodeagent

import "testing"

func TestOpenNetns(t *testing.T) {
	ns, err := OpenNetns("/proc/self/ns/net")

//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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 repair

import (
	"istio.io/istio/pkg/monitoring"
)

var (