# (Select a specific control plane in an in-cluster canary Istio configuration.)
  istioctl x internal-debug syncz --xds-label istio.io/rev=default
`,
		RunE: func(c *cobra.Command, args []string) error {
			kubeClient, err := ctx.CLIClientWithRevision(opts.Revision)
			if err != nil {
				return err
			}
			if len(args) == 0 {

  # (Certificates must be obtained before this step.  The --cert-dir flag lets istioctl bypass the Kubernetes API server.)
  istioctl ps --xds-address istio.example.com:15012 --cert-dir ~/.istio-certs

  # Retrieve proxy status information via XDS from specific control plane in multi-control plane in-cluster configuration

import (
	"context"
	"encoding/json"
	"errors"
	"fmt"
	"io"
	"net"
	"net/url"
	"os"
	"strings"

	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
	xdsstatus "github.com/envoyproxy/go-control-plane/envoy/service/status/v3"
	"google.golang.org/grpc"
	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"istio.io/api/label"

// limitations under the License.

package compare

import (
	"encoding/json"
	"fmt"
	"io"
	"strings"

	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
	legacyproto "github.com/golang/protobuf/proto" // nolint: staticcheck
	exprpb "google.golang.org/genproto/googleapis/api/expr/v1alpha1"

package clusters

import (
	"encoding/json"
	"fmt"
	"io"
	"sort"
	"strconv"
	"strings"
	"text/tabwriter"

	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
	core "github.com/envoyproxy/go-control-plane/envoy/config/core/v3"
	"sigs.k8s.io/yaml"

	"istio.io/istio/istioctl/pkg/util/clusters"
	"istio.io/istio/istioctl/pkg/util/proto"
)

	matcher "github.com/cncf/xds/go/xds/type/matcher/v3"
	listener "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3"
	route "github.com/envoyproxy/go-control-plane/envoy/config/route/v3"
	hcm "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/http_connection_manager/v3"
	tcp "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/tcp_proxy/v3"
	"sigs.k8s.io/yaml"

// 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"
	exprpb "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
	"google.golang.org/protobuf/reflect/protoreflect"
	"google.golang.org/protobuf/reflect/protoregistry"

	// GCP project number or ID to use for XDS calls, if any.
	GCPProject string

	// Istiod address. For MCP may be different than Xds.
	IstiodAddr string
}

// AttachControlPlaneFlags attaches control-plane flags to a Cobra command.
// (Currently just --endpoint)
func (o *CentralControlPlaneOptions) AttachControlPlaneFlags(cmd *cobra.Command) {
	cmd.PersistentFlags().StringVar(&o.Xds, "xds-address", viper.GetString("XDS-ADDRESS"),

	istioNamespace string
	// manifestsPath is a path to a charts and profiles directory in the local filesystem with a release tgz.
	manifestsPath string
	// revision is the Istio control plane revision the command targets.
	revision string
	// outputFormat controls the format of operator dumps
	outputFormat string
}

const (
	operatorResourceName     = "istio-operator"

// limitations under the License.

package configdump

import (
	"sort"

	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
	cluster "github.com/envoyproxy/go-control-plane/envoy/config/cluster/v3"

	v3 "istio.io/istio/pilot/pkg/xds/v3"
)

// GetDynamicClusterDump retrieves a cluster dump with just dynamic active clusters in it