Golang api.IngressConditionStatus函数代码示例

func extractRouteInfo(route *routeapi.Route) (requested bool, other []string, errors []string) {
	reasons := sets.NewString()
	for _, ingress := range route.Status.Ingress {
		exact := route.Spec.Host == ingress.Host
		switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
		case kapi.ConditionFalse:
			reasons.Insert(condition.Reason)
		default:
			if exact {
				requested = true
			} else {
				other = append(other, ingress.Host)
			}
		}
	}
	return requested, other, reasons.List()
}

// FindRouteAdmissionFailures creates markers for any routes that were rejected by their routers
func FindRouteAdmissionFailures(g osgraph.Graph, f osgraph.Namer) []osgraph.Marker {
	markers := []osgraph.Marker{}

	for _, uncastRouteNode := range g.NodesByKind(routegraph.RouteNodeKind) {
		routeNode := uncastRouteNode.(*routegraph.RouteNode)
	Route:
		for _, ingress := range routeNode.Status.Ingress {
			switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
			case kapi.ConditionFalse:
				markers = append(markers, osgraph.Marker{
					Node: routeNode,

					Severity: osgraph.ErrorSeverity,
					Key:      RouteNotAdmittedTypeErr,
					Message:  fmt.Sprintf("%s was not accepted by router %q: %s (%s)", f.ResourceName(routeNode), ingress.RouterName, condition.Message, condition.Reason),
				})
				break Route
			}
		}
	}

	return markers
}

func printRoute(route *routeapi.Route, w io.Writer, opts kctl.PrintOptions) error {
	tlsTerm := ""
	insecurePolicy := ""
	if route.Spec.TLS != nil {
		tlsTerm = string(route.Spec.TLS.Termination)
		insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
	}
	if opts.WithNamespace {
		if _, err := fmt.Fprintf(w, "%s\t", route.Namespace); err != nil {
			return err
		}
	}
	var (
		matchedHost bool
		reason      string
		host        = route.Spec.Host

		admitted, errors = 0, 0
	)
	for _, ingress := range route.Status.Ingress {
		switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
		case kapi.ConditionTrue:
			admitted++
			if !matchedHost {
				matchedHost = ingress.Host == route.Spec.Host
				host = ingress.Host
			}
		case kapi.ConditionFalse:
			reason = condition.Reason
			errors++
		}
	}
	switch {
	case route.Status.Ingress == nil:
		// this is the legacy case, we should continue to show the host when talking to servers
		// that have not set status ingress, since we can't distinguish this condition from there
		// being no routers.
	case admitted == 0 && errors > 0:
		host = reason
	case errors > 0:
		host = fmt.Sprintf("%s ... %d rejected", host, errors)
	case admitted == 0:
		host = "Pending"
	case admitted > 1:
		host = fmt.Sprintf("%s ... %d more", host, admitted-1)
	}
	var policy string
	switch {
	case len(tlsTerm) != 0 && len(insecurePolicy) != 0:
		policy = fmt.Sprintf("%s/%s", tlsTerm, insecurePolicy)
	case len(tlsTerm) != 0:
		policy = tlsTerm
	case len(insecurePolicy) != 0:
		policy = fmt.Sprintf("default/%s", insecurePolicy)
	default:
		policy = ""
	}
	svc := route.Spec.To.Name
	if route.Spec.Port != nil {
		svc = fmt.Sprintf("%s:%s", svc, route.Spec.Port.TargetPort.String())
	}
	if _, err := fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\t%s\n", route.Name, host, route.Spec.Path, svc, policy, labels.Set(route.Labels)); err != nil {
		return err
	}
	return nil
}

// Describe returns the description of a route
func (d *RouteDescriber) Describe(namespace, name string, settings kctl.DescriberSettings) (string, error) {
	c := d.Routes(namespace)
	route, err := c.Get(name)
	if err != nil {
		return "", err
	}

	endpoints, endsErr := d.kubeClient.Endpoints(namespace).Get(route.Spec.To.Name)

	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, route.ObjectMeta)
		if len(route.Spec.Host) > 0 {
			formatString(out, "Requested Host", route.Spec.Host)
			for _, ingress := range route.Status.Ingress {
				if route.Spec.Host != ingress.Host {
					continue
				}
				switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
				case kapi.ConditionTrue:
					fmt.Fprintf(out, "\t  exposed on router %s %s ago\n", ingress.RouterName, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
				case kapi.ConditionFalse:
					fmt.Fprintf(out, "\t  rejected by router %s: %s (%s ago)\n", ingress.RouterName, condition.Reason, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
					if len(condition.Message) > 0 {
						fmt.Fprintf(out, "\t    %s\n", condition.Message)
					}
				}
			}
		} else {
			formatString(out, "Requested Host", "<auto>")
		}
		for _, ingress := range route.Status.Ingress {
			if route.Spec.Host == ingress.Host {
				continue
			}
			switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
			case kapi.ConditionTrue:
				fmt.Fprintf(out, "\t%s exposed on router %s %s ago\n", ingress.Host, ingress.RouterName, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
			case kapi.ConditionFalse:
				fmt.Fprintf(out, "\trejected by router %s: %s (%s ago)\n", ingress.RouterName, condition.Reason, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
				if len(condition.Message) > 0 {
					fmt.Fprintf(out, "\t  %s\n", condition.Message)
				}
			}
		}
		formatString(out, "Path", route.Spec.Path)

		tlsTerm := ""
		insecurePolicy := ""
		if route.Spec.TLS != nil {
			tlsTerm = string(route.Spec.TLS.Termination)
			insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
		}
		formatString(out, "TLS Termination", tlsTerm)
		formatString(out, "Insecure Policy", insecurePolicy)

		formatString(out, "Service", route.Spec.To.Name)
		if route.Spec.Port != nil {
			formatString(out, "Endpoint Port", route.Spec.Port.TargetPort.String())
		} else {
			formatString(out, "Endpoint Port", "<all endpoint ports>")
		}

		ends := "<none>"
		if endsErr != nil {
			ends = fmt.Sprintf("Unable to get endpoints: %v", endsErr)
		} else if len(endpoints.Subsets) > 0 {
			list := []string{}

			max := 3
			count := 0

			for i := range endpoints.Subsets {
				ss := &endpoints.Subsets[i]
				for p := range ss.Ports {
					for a := range ss.Addresses {
						if len(list) < max {
							list = append(list, fmt.Sprintf("%s:%d", ss.Addresses[a].IP, ss.Ports[p].Port))
						}
						count++
					}
				}
			}
			ends = strings.Join(list, ", ")
			if count > max {
				ends += fmt.Sprintf(" + %d more...", count-max)
			}
		}
		formatString(out, "Endpoints", ends)
		return nil
	})
}

func printRoute(route *routeapi.Route, w io.Writer, opts kctl.PrintOptions) error {
	tlsTerm := ""
	insecurePolicy := ""
	if route.Spec.TLS != nil {
		tlsTerm = string(route.Spec.TLS.Termination)
		insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
	}

	name := formatResourceName(opts.Kind, route.Name, opts.WithKind)

	if opts.WithNamespace {
		if _, err := fmt.Fprintf(w, "%s\t", route.Namespace); err != nil {
			return err
		}
	}
	var (
		matchedHost bool
		reason      string
		host        = route.Spec.Host

		admitted, errors = 0, 0
	)
	for _, ingress := range route.Status.Ingress {
		switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
		case kapi.ConditionTrue:
			admitted++
			if !matchedHost {
				matchedHost = ingress.Host == route.Spec.Host
				host = ingress.Host
			}
		case kapi.ConditionFalse:
			reason = condition.Reason
			errors++
		}
	}
	switch {
	case route.Status.Ingress == nil:
		// this is the legacy case, we should continue to show the host when talking to servers
		// that have not set status ingress, since we can't distinguish this condition from there
		// being no routers.
	case admitted == 0 && errors > 0:
		host = reason
	case errors > 0:
		host = fmt.Sprintf("%s ... %d rejected", host, errors)
	case admitted == 0:
		host = "Pending"
	case admitted > 1:
		host = fmt.Sprintf("%s ... %d more", host, admitted-1)
	}
	var policy string
	switch {
	case len(tlsTerm) != 0 && len(insecurePolicy) != 0:
		policy = fmt.Sprintf("%s/%s", tlsTerm, insecurePolicy)
	case len(tlsTerm) != 0:
		policy = tlsTerm
	case len(insecurePolicy) != 0:
		policy = fmt.Sprintf("default/%s", insecurePolicy)
	default:
		policy = ""
	}

	backends := append([]routeapi.RouteTargetReference{route.Spec.To}, route.Spec.AlternateBackends...)
	totalWeight := int32(0)
	for _, backend := range backends {
		if backend.Weight != nil {
			totalWeight += *backend.Weight
		}
	}
	var backendInfo []string
	for _, backend := range backends {
		switch {
		case backend.Weight == nil, len(backends) == 1 && totalWeight != 0:
			backendInfo = append(backendInfo, backend.Name)
		case totalWeight == 0:
			backendInfo = append(backendInfo, fmt.Sprintf("%s(0%%)", backend.Name))
		default:
			backendInfo = append(backendInfo, fmt.Sprintf("%s(%d%%)", backend.Name, *backend.Weight*100/totalWeight))
		}
	}

	var port string
	if route.Spec.Port != nil {
		port = route.Spec.Port.TargetPort.String()
	} else {
		port = "<all>"
	}

	_, err := fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\t%s\n", name, host, route.Spec.Path, strings.Join(backendInfo, ","), port, policy)
	return err
}