)

// port-forward to Istio System Prometheus; open browser
func promDashCmd(ctx cli.Context) *cobra.Command {
	var opts clioptions.ControlPlaneOptions
	cmd := &cobra.Command{
		Use:   "prometheus",
		Short: "Open Prometheus web UI",
		Long:  `Open Istio's Prometheus dashboard`,
		Example: `  istioctl dashboard prometheus

  # with short syntax
  istioctl dash prometheus
  istioctl d prometheus`,

// limitations under the License.

package repair

import (
	"fmt"
	"math"
	"net"
	"strconv"

	netns "github.com/containernetworking/plugins/pkg/ns"
	"github.com/prometheus/procfs"
	"github.com/vishvananda/netlink"
	"golang.org/x/sys/unix"
	corev1 "k8s.io/api/core/v1"

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

func getPidNamespace(pid int) string {

			ExpectedOutput: "Error: no pods found with selector app=kiali\n",
			WantException:  true,
		},
		{ // case 9
			Args:           strings.Split("prometheus --browser=false", " "),
			ExpectedOutput: "Error: no pods found with selector app.kubernetes.io/name=prometheus\n",
			WantException:  true,
		},
		{ // case 10
			Args:           strings.Split("zipkin --browser=false", " "),

import (
	"context"
	"errors"
	"fmt"
	"io"
	"strings"
	"text/tabwriter"
	"time"

	"github.com/hashicorp/go-multierror"
	"github.com/prometheus/client_golang/api"
	promv1 "github.com/prometheus/client_golang/api/prometheus/v1"
	"github.com/prometheus/common/model"
	"github.com/spf13/cobra"

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

	"strings"
	"testing"
	"time"

	promv1 "github.com/prometheus/client_golang/api/prometheus/v1"
	prometheus_model "github.com/prometheus/common/model"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/istioctl/pkg/util/testutil"
)

// mockPromAPI lets us mock calls to Prometheus API
type mockPromAPI struct {

  # Retrieve Envoy server metrics in prometheus format
  istioctl experimental envoy-stats <pod-name[.namespace]> --output prom

  # Retrieve Envoy server metrics in prometheus format with custom proxy admin port
  istioctl experimental envoy-stats <pod-name[.namespace]> --output prom --proxy-admin-port 15000

  # Retrieve Envoy server metrics in prometheus format with merged application metrics

		log.Errorf("unable to listen on socket: %v", err)
		return
	}
	exporter, err := monitoring.RegisterPrometheusExporter(nil, nil)
	if err != nil {
		log.Errorf("could not set up prometheus exporter: %v", err)
		return
	}
	mux.Handle(path, exporter)
	monitoringServer := &http.Server{
		Handler: mux,
	}
	go func() {

	registerBooleanParameter(constants.SkipTLSVerify, false, "Whether to use insecure TLS in kubeconfig file")
	registerIntegerParameter(constants.MonitoringPort, 15014, "HTTP port to serve prometheus metrics")
	registerStringParameter(constants.LogUDSAddress, "/var/run/istio-cni/log.sock", "The UDS server address which CNI plugin will copy log output to")

	portBehavior := "*"
	if len(ports) > 0 {
		portBehavior = strings.Join(ports, ",")
	}

	// 22: ssh is extremely common for VMs, and we do not want to make VM inaccessible if there is an issue
	// 15090: prometheus
	// 15021/15020: agent
	excludePorts := "22,15090,15021"
	if config.StatusPort != 15090 && config.StatusPort != 15021 {
		if config.StatusPort != 0 {
			// Explicit status port set, use that