"errors"
	"fmt"
	"net/netip"

	"golang.org/x/sys/unix"
	corev1 "k8s.io/api/core/v1"
	"k8s.io/apimachinery/pkg/types"

	"istio.io/istio/cni/pkg/ipset"
	"istio.io/istio/cni/pkg/iptables"
	"istio.io/istio/cni/pkg/util"
	istiolog "istio.io/istio/pkg/log"
	"istio.io/istio/pkg/slices"
	"istio.io/istio/pkg/util/sets"
	dep "istio.io/istio/tools/istio-iptables/pkg/dependencies"
)

	"errors"
	"net/netip"
	"sync/atomic"
	"testing"
	"time"

	"github.com/stretchr/testify/mock"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/client-go/kubernetes/fake"

	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/test/util/assert"
)

func TestMeshDataplaneAddsAnnotationOnAdd(t *testing.T) {
	pod := &corev1.Pod{

package mesh

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

	"github.com/spf13/cobra"
	"sigs.k8s.io/yaml"

	"istio.io/istio/operator/pkg/manifest"
	"istio.io/istio/operator/pkg/tpath"
	"istio.io/istio/operator/pkg/util"
	"istio.io/istio/operator/pkg/util/clog"
)

type profileDumpArgs struct {
	// inFilenames is an array of paths to the input IstioOperator CR files.

// limitations under the License.

package nodeagent

import (
	"testing"

	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"

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

func TestWithProcFs(t *testing.T) {
	n := NewPodNetnsProcFinder(fakeFs())
	pod := &corev1.Pod{ObjectMeta: metav1.ObjectMeta{

	"github.com/spf13/cobra"
	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/pilot/test/util"
	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/test/util/assert"
)

var fakeCACert = []byte("fake-CA-cert")

var (
	defaultYAML = `apiVersion: networking.istio.io/v1alpha3
kind: WorkloadGroup
metadata:

	// If the body is read in the handler the same request cannot be made use of.
	buf, err := io.ReadAll(anonReq.Body)
	if err != nil {
		t.Fatal(failTestStr(anonTestStr, err.Error()))
	}

	// creating 2 read closer (to set as request body) from the body content.
	readerOne := io.NopCloser(bytes.NewBuffer(buf))
	readerTwo := io.NopCloser(bytes.NewBuffer(buf))

	anonReq.Body = readerOne

	// call the HTTP handler.

// system (crypto/rand) is used.
func GenerateKey(extKey []byte, random io.Reader) (key ObjectKey) {
	if random == nil {
		random = rand.Reader
	}
	if len(extKey) != 32 { // safety check
		logger.CriticalIf(context.Background(), errors.New("crypto: invalid key length"))
	}
	var nonce [32]byte
	if _, err := io.ReadFull(random, nonce[:]); err != nil {
		logger.CriticalIf(context.Background(), errOutOfEntropy)
	}

// limitations under the License.

package configdump

import (
	"encoding/json"
	"fmt"
	"io"
	"text/tabwriter"

	"sigs.k8s.io/yaml"
)

// ConfigWriter is a writer for processing responses from the Ztunnel Admin config_dump endpoint
type ConfigWriter struct {
	Stdout      io.Writer
	ztunnelDump *ZtunnelDump
	FullDump    []byte
}

// properly, because we do not wish to create an object even if
// client closed the stream prematurely.
func newS2CompressReader(r io.Reader, on int64, encrypted bool) (rc io.ReadCloser, idx func() []byte) {
	pr, pw := io.Pipe()
	// Copy input to compressor
	opts := compressOpts
	if encrypted {
		// The values used for padding are not a security concern,

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package bandwidth

import (
	"context"
	"io"
	"math"
)

// MonitoredReader represents a throttled reader subject to bandwidth monitoring
type MonitoredReader struct {
	r        io.Reader
	throttle *bucketThrottle
	ctx      context.Context // request context