},
			expectPodUID:      "",
			expectContainerID: "45490e76e0878aaa4d9808f7d2eefba37f093c3efbba9838b6d8ab804d9bd814",
		},
		{
			name: "more than one container ID in cgroups",
			cgroupPaths: []string{
				"/user.slice",
				"/kubepods/pod2c48913c-b29f-11e7-9350-020968147796/9bca8d63d5fa610783847915bcff0ecac1273e5b4bed3f6fa1b07350e0135961",

	// We want the pause container, as the istio-validation one may exit before we are done.
	// We do this by detecting the longest running process. We could look at `cmdline`, but is likely more reliable to weird platforms.
	for _, p := range procs {
		ns := getPidNamespace(p.PID)
		fd, err := unix.Open(ns, unix.O_RDONLY, 0)
		if err != nil {

	for _, l := range listenerDump.DynamicListeners {
		if l.ActiveState != nil && l.ActiveState.Listener != nil {
			listenerTyped := &listener.Listener{}
			// Support v2 or v3 in config dump. See ads.go:RequestedTypes for more info.
			l.ActiveState.Listener.TypeUrl = v3.ListenerType
			err = l.ActiveState.Listener.UnmarshalTo(listenerTyped)
			if err != nil {
				return nil, fmt.Errorf("unmarshal listener: %v", err)
			}

// 3. update ipsets accordingly
func addPodToHostNSIpset(pod *corev1.Pod, podIPs []netip.Addr, hostsideProbeSet *ipset.IPSet) error {
	// Add the pod UID as an ipset entry comment, so we can (more) easily find and delete
	// all relevant entries for a pod later.
	podUID := string(pod.ObjectMeta.UID)
	ipProto := uint8(unix.IPPROTO_TCP)

	var ipsetAddrErrs []error

	// For each pod IP

				}

				if len(pl.Items) < 1 {
					return errors.New("no pods found")
				}

				if len(pl.Items) > 1 {
					log.Warnf("more than 1 pods fits selector: %s; will use pod: %s", labelSelector, pl.Items[0].Name)
				}

				// only use the first pod in the list
				podName = pl.Items[0].Name
				ns = pl.Items[0].Namespace
			} else {

// limitations under the License.

package internaldebug

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

	core "github.com/envoyproxy/go-control-plane/envoy/config/core/v3"
	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
	"github.com/spf13/cobra"

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

	return nil
}

// validateInterceptionMode validates the interceptionMode annotation
func validateInterceptionMode(mode string) error {
	switch mode {
	case redirectModeREDIRECT:
	case redirectModeTPROXY:
	default:
		return fmt.Errorf("interceptionMode invalid: %v", mode)
	}
	return nil
}

func validateCIDRList(cidrs string) error {
	if len(cidrs) > 0 {

package handlers

import (
	"context"
	"errors"
	"fmt"
	"sort"
	"strings"
	"time"

	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/labels"
	"k8s.io/apimachinery/pkg/runtime"
	corev1client "k8s.io/client-go/kubernetes/typed/core/v1"
	cmdutil "k8s.io/kubectl/pkg/cmd/util"
	"k8s.io/kubectl/pkg/polymorphichelpers"
	"k8s.io/kubectl/pkg/util/podutils"

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"
	"k8s.io/client-go/rest/fake"
	cmdtesting "k8s.io/kubectl/pkg/cmd/testing"
	"k8s.io/kubectl/pkg/scheme"

	"istio.io/istio/pkg/test/util/assert"

// limitations under the License.

package nodeagent

import (
	"errors"
	"fmt"
	"path/filepath"
	"runtime"
	"sync"

	corev1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/maps"
	"istio.io/istio/pkg/zdsapi"
)

var ErrPodNotFound = errors.New("netns not provided, but is needed as pod is not in cache")

type PodNetnsCache interface {