workloads can talk with each other and obey the Istio configuration resources, but each environment
can use different Istio versions and different configuration defaults.

`istioctl kube-inject` or the automatic sidecar injector are used to select the environment.
In the case of the sidecar injector, the namespace label `istio-env: <NAME_OF_ENV>` is used instead

[registry.k8s.io/kube-proxy:v1.32.0-alpha.3](https://c...

// may experience problems if they proceed with the install.
func IsK8VersionSupported(c kube.Client, l clog.Logger) error {
	serverVersion, err := c.GetKubernetesVersion()
	if err != nil {
		return fmt.Errorf("error getting Kubernetes version: %w", err)
	}
	if !kube.IsAtLeastVersion(c, MinK8SVersion) {

	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/config/host"
	configKube "istio.io/istio/pkg/config/kube"
	"istio.io/istio/pkg/config/mesh"
	protocolinstance "istio.io/istio/pkg/config/protocol"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/kube/inject"
	"istio.io/istio/pkg/kube/labels"
	"istio.io/istio/pkg/log"
	"istio.io/istio/pkg/maps"
	"istio.io/istio/pkg/slices"
	"istio.io/istio/pkg/url"

			if err != nil {
				return nil, err
			}
			curContext := rawConfig.Contexts[rawConfig.CurrentContext]
			if curContext == nil {
				continue
			}
			client, err := kube.NewCLIClient(clientConfig,
				kube.WithRevision(revisionSpecified),
				kube.WithCluster(cluster.ID(curContext.Cluster)))
			if err != nil {
				return nil, err
			}
			clients = append(clients, &Client{
				client: client,
				remote: true,

	legacykube "istio.io/istio/pkg/config/analysis/legacy/source/kube"
	"istio.io/istio/pkg/config/analysis/local"
	"istio.io/istio/pkg/config/analysis/msg"
	"istio.io/istio/pkg/config/resource"
	"istio.io/istio/pkg/config/schema/gvk"
	"istio.io/istio/pkg/config/schema/kubetypes"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/kube/controllers"
	"istio.io/istio/pkg/url"
	"istio.io/istio/pkg/util/sets"
)

		},
	}

	var outBuf bytes.Buffer
	var errBuf bytes.Buffer

	for i, c := range cases {
		t.Run(fmt.Sprintf("case %d %s", i, c.version), func(t *testing.T) {
			k8sClient := kube.NewFakeClient()
			k8sClient.Kube().Discovery().(*fakediscovery.FakeDiscovery).FakedServerVersion = c.version

			logger := clog.NewConsoleLogger(&outBuf, &errBuf, nil)
			IsK8VersionSupported(k8sClient, logger)

	"istio.io/istio/istioctl/pkg/writer/envoy/configdump"
	"istio.io/istio/operator/pkg/util"
	"istio.io/istio/pilot/pkg/model"
	"istio.io/istio/pkg/config/host"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/log"
)

const (
	jsonOutput             = "json"
	yamlOutput             = "yaml"
	summaryOutput          = "short"
	prometheusOutput       = "prom"
	prometheusMergedOutput = "prom-merged"

	"istio.io/istio/pkg/config/schema/gvr"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/kube/multicluster"
	"istio.io/istio/pkg/test"
	"istio.io/istio/pkg/test/env"
	"istio.io/istio/pkg/test/util/assert"
)

var (
	kubeSystemNamespaceUID = types.UID("54643f96-eca0-11e9-bb97-42010a80000a")
	kubeSystemNamespace    = &v1.Namespace{
		ObjectMeta: metav1.ObjectMeta{
			Name: "kube-system",
			UID:  kubeSystemNamespaceUID,
		},
	}
)

    table.put('x', 2, "foo");
    table.put('r', 1, "bar");
    table.put('c', 3, "baz");
    table.put('b', 7, "cat");
    table.put('e', 5, "dog");
    table.put('c', 0, "axe");
    table.put('e', 3, "tub");
    table.put('r', 4, "foo");
    table.put('x', 5, "bar");
    validateTableCopies(table);
  }

  public void testCopyOfDense() {
    Table<Character, Integer, String> table = TreeBasedTable.create();