// findPortByName is a helper function to look up a port in a container by name.
func findPortByName(container *v1.Container, portName string) (int, error) {
	for _, port := range container.Ports {
		if port.Name == portName {
			return int(port.ContainerPort), nil
		}
	}
	return 0, fmt.Errorf("port %s not found", portName)

							Name:          "bar",
							ContainerPort: 9000,
						},
					},
				},
				portName: "http",
			},
			want:    0,
			wantErr: true,
		},
	}

	for _, tt := range tests {
		tt := tt
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()
			got, err := findPortByName(tt.args.container, tt.args.portName)
			if (err != nil) != tt.wantErr {

    cElementTree.Element instance. Provides STS namespace aware parsing
    functions.

    """

    def __init__(self, root_name, element):
        self.root_name = root_name
        self.element = element

    @classmethod
    def fromstring(cls, root_name, data):
        """Initialize STSElement from name and XML string data.

        :param name: Name for XML data. Used in XML errors.

)

// ConvertProtocol from k8s protocol and port name
func ConvertProtocol(port int32, portName string, proto corev1.Protocol, appProto *string) protocol.Instance {
	if proto == corev1.ProtocolUDP {
		return protocol.UDP
	}

	// If application protocol is set, we will use that
	// If not, use the port name
	name := portName
	if appProto != nil {
		name = *appProto

// targetPort is a number, use that.  If the targetPort is a string, look that
// string up in all named ports in all containers in the target pod.  If no
// match is found, fail.
func FindPort(pod *v1.Pod, svcPort *v1.ServicePort) (int, error) {
	portName := svcPort.TargetPort
	switch portName.Type {
	case intstr.String:
		name := portName.StrVal

				// ServiceEntry has no explicit named targetPorts; targetPort only allows a number
				// Instead, there is name matching between the port names
				if named, f := svc.PortNames[int32(port.ServicePort)]; f {
					// get port name or target port
					tv, ok := p.Ports[named.PortName]
					if ok {
						// if we match one, override it. Otherwise, use the service port
						targetPort = tv
					} else if targetPort == 0 {

  # redirecting stderr.
  INSTANCE_IP=${ISTIO_SVC_IP} POD_NAME=${POD_NAME} POD_NAMESPACE=${NS} "${ISTIO_BIN_BASE}/pilot-agent" proxy "${ISTIO_AGENT_FLAGS_ARRAY[@]}"
else

	for svcPortName, info := range other {
		_, exists := (*sm)[svcPortName]
		if !exists {
			klog.V(4).InfoS("Adding new service port", "portName", svcPortName, "servicePort", info)
		} else {
			klog.V(4).InfoS("Updating existing service port", "portName", svcPortName, "servicePort", info)
		}
		(*sm)[svcPortName] = info
	}
}

# and added to the data in that file.

# This requires an `nc` command that this script knows how to wrangle.

if (( $# != 2 )); then
    echo "Usage: $0 port_num scrapes_dir" >&2
    exit 1
fi

port_num="$1"
scrapes_dir="$2"
response_file="/tmp/$(cd /tmp && mktemp  response.XXXXXX)"

cleanup_serve() {
    rm -rf "$response_file"
}

trap cleanup_serve EXIT

          - --pod-id=$(POD_NAME)
          - --namespace-id=$(POD_NAMESPACE)
        env:
          - name: POD_NAME
            valueFrom:
              fieldRef:
                fieldPath: metadata.name
          - name: POD_NAMESPACE
            valueFrom:
              fieldRef: