const (
	// ExperimentalMsg indicate active development and not for production use warning.
	ExperimentalMsg = `THIS COMMAND IS UNDER ACTIVE DEVELOPMENT AND NOT READY FOR PRODUCTION USE.`
)

const (
	JSONFormat  = "json"
	TableFormat = "table"

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

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"

	cd, _ := os.ReadFile("testdata/ecds/configdump.json")
	cw.Prime(cd)
	err := cw.PrintEcds("yaml")
	assert.NoError(t, err)

	util.CompareContent(t, gotOut.Bytes(), "testdata/ecds/output.yaml")
}

func TestPrintEcdsJSON(t *testing.T) {
	gotOut := &bytes.Buffer{}
	cw := &ConfigWriter{Stdout: gotOut}
	cd, _ := os.ReadFile("testdata/ecds/configdump.json")
	cw.Prime(cd)
	err := cw.PrintEcds("json")
	assert.NoError(t, err)

			RequestSubResource: "",
			Name:               pod.Name,
			Namespace:          deploymentNS,
		},
		Response: nil,
	}
	revBytes, err := json.Marshal(rev)
	if err != nil {
		return nil, err
	}
	resp, err := client.Post(address, "application/json", bytes.NewBuffer(revBytes))
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()
	body, err := io.ReadAll(resp.Body)
	if err != nil {

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// 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

Example resource specifications include:
   '-f rsrc.yaml'
   '--filename=rsrc.json'`)

	validFields = map[string]struct{}{
		"apiVersion": {},
		"kind":       {},
		"metadata":   {},
		"spec":       {},
		"status":     {},
	}

	serviceProtocolUDP = "UDP"

	fileExtensions = []string{".json", ".yaml", ".yml"}
)

type validator struct{}

		{
			name:        "errors if unable to unmarshal bytes",
			inputFile:   "",
			wantConfigs: 0,
			wantErr:     true,
		},
		{
			name:        "loads valid ztunnel config_dump",
			inputFile:   "testdata/dump.json",
			wantConfigs: 27,
			wantErr:     false,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			cw := &ConfigWriter{}
			cd, _ := os.ReadFile(tt.inputFile)
			err := cw.Prime(cd)

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package configdump

import (
	"encoding/json"
	"fmt"
	"math/big"
	"strings"
	"text/tabwriter"
	"time"

	"sigs.k8s.io/yaml"

	"istio.io/istio/pkg/log"
)

// PrintSecretDump prints just the secret config dump to the ConfigWriter stdout

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

package configdump

import (
	"cmp"
	"encoding/json"
	"fmt"
	"net"
	"strings"

	"sigs.k8s.io/yaml"

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

type ConnectionsFilter struct {
	Namespace string
	Direction string
	Raw       bool

type UDSLogger struct {
	mu            sync.Mutex
	loggingServer *http.Server
}

type cniLog struct {
	Level string    `json:"level"`
	Time  time.Time `json:"time"`
	Msg   string    `json:"msg"`
}

func NewUDSLogger() *UDSLogger {
	l := &UDSLogger{}
	mux := http.NewServeMux()
	mux.HandleFunc(constants.UDSLogPath, l.handleLog)
	loggingServer := &http.Server{
		Handler: mux,