package xds

// xds uses ADSC to call XDS

import (
	"context"
	"crypto/tls"
	"fmt"
	"strings"

	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
	"google.golang.org/grpc"
	"google.golang.org/grpc/credentials"

	"istio.io/istio/istioctl/pkg/clioptions"
	"istio.io/istio/pilot/pkg/model"
	"istio.io/istio/pkg/adsc"
	"istio.io/istio/pkg/kube"
)

const (