// most recently updated DynamicRouteConfig
func (w *Wrapper) GetLastUpdatedDynamicRouteTime() (*time.Time, error) {
	routeDump, err := w.GetRouteConfigDump()
	if err != nil {
		return nil, err
	}
	drc := routeDump.GetDynamicRouteConfigs()

	lastUpdated := time.Unix(0, 0) // get the oldest possible timestamp
	for i := range drc {
		if drc[i].LastUpdated != nil {

	"errors"
	"fmt"
	"io"
	"net"
	"os"
	"sync"
	"time"

	"golang.org/x/sys/unix"
	"google.golang.org/protobuf/proto"
	v1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/monitoring"
	"istio.io/istio/pkg/spiffe"
	"istio.io/istio/pkg/zdsapi"
)

var (
	ztunnelKeepAliveCheckInterval = 5 * time.Second
	readWriteDeadline             = 5 * time.Second
)

// See the License for the specific language governing permissions and
// limitations under the License.

package handlers

import (
	"fmt"
	"net/http"
	"sort"
	"strings"
	"testing"
	"time"

	appsv1 "k8s.io/api/apps/v1"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime/schema"
	corev1client "k8s.io/client-go/kubernetes/typed/core/v1"

  optional string status = 2;

  // Last time we probed the condition.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastProbeTime = 3;

  // Last time the condition transitioned from one status to another.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastTransitionTime = 4;

  // Unique, one-word, CamelCase reason for the condition's last transition.

}

type Cert struct {
	Pem            string `json:"pem"`
	SerialNumber   string `json:"serial_number"`
	ValidFrom      string `json:"valid_from"`
	ExpirationTime string `json:"expiration_time"`

func compareConfResult(result, expected string, t *testing.T) {
	t.Helper()
	retry.UntilSuccessOrFail(t, func() error {
		return checkResult(result, expected)
	}, retry.Delay(time.Millisecond*10), retry.Timeout(time.Second*3))
}

// checkBinDir verifies the presence/absence of test files.
func checkBinDir(t *testing.T, tempCNIBinDir, op string, files ...string) error {
	t.Helper()
	for _, f := range files {

apiVersion: v2
name: gateway
description: Helm chart for deploying Istio gateways
type: application

# This version is never actually shipped. istio/release-builder will replace it at build-time
# with the appropriate version
version: 1.0.0
appVersion: 1.0.0

sources:
- https://github.com/istio/istio
icon: https://istio.io/latest/favicons/android-192x192.png
keywords:
- istio

apiVersion: v1
name: cni
# This version is never actually shipped. istio/release-builder will replace it at build-time
# with the appropriate version
version: 1.0.0
appVersion: 1.0.0
description: Helm chart for istio-cni components
keywords:
  - istio-cni
  - istio
sources:
  - https://github.com/istio/istio
engine: gotpl

apiVersion: v1
name: base
# This version is never actually shipped. istio/release-builder will replace it at build-time
# with the appropriate version
version: 1.0.0
appVersion: 1.0.0
tillerVersion: ">=2.7.2"
description: Helm chart for deploying Istio cluster resources and CRDs
keywords:
  - istio
sources:
  - https://github.com/istio/istio
engine: gotpl

apiVersion: v1
name: istio-ingress
# This version is never actually shipped. istio/release-builder will replace it at build-time
# with the appropriate version
version: 1.0.0
appVersion: 1.0.0
tillerVersion: ">=2.7.2"
description: Helm chart for deploying Istio gateways
keywords:
  - istio
  - ingressgateway
  - gateways
sources:
  - http://github.com/istio/istio
engine: gotpl