Golang kubectl.DescribeEvents函数代码示例

// Describe returns the description of a DeploymentConfig
func (d *DeploymentConfigDescriber) Describe(namespace, name string) (string, error) {
	deploymentConfig, err := d.client.getDeploymentConfig(namespace, name)
	if err != nil {
		return "", err
	}
	events, err := d.client.listEvents(deploymentConfig)
	if err != nil {
		return "", err
	}

	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, deploymentConfig.ObjectMeta)

		if deploymentConfig.Status.LatestVersion == 0 {
			formatString(out, "Latest Version", "Not deployed")
		} else {
			formatString(out, "Latest Version", strconv.Itoa(deploymentConfig.Status.LatestVersion))
		}

		printTriggers(deploymentConfig.Spec.Triggers, out)

		formatString(out, "Strategy", deploymentConfig.Spec.Strategy.Type)
		printStrategy(deploymentConfig.Spec.Strategy, out)
		printDeploymentConfigSpec(deploymentConfig.Spec, out)
		if deploymentConfig.Status.Details != nil && len(deploymentConfig.Status.Details.Message) > 0 {
			fmt.Fprintf(out, "Warning:\t%s\n", deploymentConfig.Status.Details.Message)
		}
		deploymentName := deployutil.LatestDeploymentNameForConfig(deploymentConfig)
		deployment, err := d.client.getDeployment(namespace, deploymentName)
		if err != nil {
			if kerrors.IsNotFound(err) {
				formatString(out, "Latest Deployment", "<none>")
			} else {
				formatString(out, "Latest Deployment", fmt.Sprintf("error: %v", err))
			}
		} else {
			header := fmt.Sprintf("Deployment #%d (latest)", deployutil.DeploymentVersionFor(deployment))
			printDeploymentRc(deployment, d.client, out, header, true)
		}
		deploymentsHistory, err := d.client.listDeployments(namespace, labels.Everything())
		if err == nil {
			sorted := rcSorter{}
			sorted = append(sorted, deploymentsHistory.Items...)
			sort.Sort(sorted)
			for _, item := range sorted {
				if item.Name != deploymentName && deploymentConfig.Name == deployutil.DeploymentConfigNameFor(&item) {
					header := fmt.Sprintf("Deployment #%d", deployutil.DeploymentVersionFor(&item))
					printDeploymentRc(&item, d.client, out, header, false)
				}
			}
		}

		if events != nil {
			kctl.DescribeEvents(events, out)
		}
		return nil
	})
}

// Describe returns the description of a build
func (d *BuildDescriber) Describe(namespace, name string, settings kctl.DescriberSettings) (string, error) {
	c := d.osClient.Builds(namespace)
	build, err := c.Get(name)
	if err != nil {
		return "", err
	}
	events, _ := d.kubeClient.Events(namespace).Search(build)
	if events == nil {
		events = &kapi.EventList{}
	}
	// get also pod events and merge it all into one list for describe
	if pod, err := d.kubeClient.Pods(namespace).Get(buildapi.GetBuildPodName(build)); err == nil {
		if podEvents, _ := d.kubeClient.Events(namespace).Search(pod); podEvents != nil {
			events.Items = append(events.Items, podEvents.Items...)
		}
	}
	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, build.ObjectMeta)

		fmt.Fprintln(out, "")

		status := bold(build.Status.Phase)
		if build.Status.Message != "" {
			status += " (" + build.Status.Message + ")"
		}
		formatString(out, "Status", status)

		if build.Status.StartTimestamp != nil && !build.Status.StartTimestamp.IsZero() {
			formatString(out, "Started", build.Status.StartTimestamp.Time.Format(time.RFC1123))
		}

		// Create the time object with second-level precision so we don't get
		// output like "duration: 1.2724395728934s"
		formatString(out, "Duration", describeBuildDuration(build))

		if build.Status.Config != nil {
			formatString(out, "Build Config", build.Status.Config.Name)
		}
		formatString(out, "Build Pod", buildapi.GetBuildPodName(build))

		describeCommonSpec(build.Spec.CommonSpec, out)
		describeBuildTriggerCauses(build.Spec.TriggeredBy, out)

		if settings.ShowEvents {
			kctl.DescribeEvents(events, out)
		}

		return nil
	})
}

// Describe returns the description of a build
func (d *BuildDescriber) Describe(namespace, name string) (string, error) {
	c := d.osClient.Builds(namespace)
	build, err := c.Get(name)
	if err != nil {
		return "", err
	}
	events, _ := d.kubeClient.Events(namespace).Search(build)
	if events == nil {
		events = &kapi.EventList{}
	}
	// get also pod events and merge it all into one list for describe
	if pod, err := d.kubeClient.Pods(namespace).Get(buildutil.GetBuildPodName(build)); err == nil {
		if podEvents, _ := d.kubeClient.Events(namespace).Search(pod); podEvents != nil {
			events.Items = append(events.Items, podEvents.Items...)
		}
	}
	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, build.ObjectMeta)
		if build.Status.Config != nil {
			formatString(out, "Build Config", build.Status.Config.Name)
		}
		status := bold(build.Status.Phase)
		if build.Status.Phase == buildapi.BuildPhaseFailed {
			status += " (" + build.Status.Message + ")"
		}
		formatString(out, "Status", status)
		if build.Status.StartTimestamp != nil {
			formatString(out, "Started", build.Status.StartTimestamp.Time)
		}
		if build.Status.CompletionTimestamp != nil {
			formatString(out, "Finished", build.Status.CompletionTimestamp.Time)
		}
		// Create the time object with second-level precision so we don't get
		// output like "duration: 1.2724395728934s"
		formatString(out, "Duration", describeBuildDuration(build))
		formatString(out, "Build Pod", buildutil.GetBuildPodName(build))
		describeBuildSpec(build.Spec, out)
		kctl.DescribeEvents(events, out)

		return nil
	})
}

// Describe returns the description of a DeploymentConfig
func (d *DeploymentConfigDescriber) Describe(namespace, name string, settings kctl.DescriberSettings) (string, error) {
	var deploymentConfig *deployapi.DeploymentConfig
	if d.config != nil {
		// If a deployment config is already provided use that.
		// This is used by `oc rollback --dry-run`.
		deploymentConfig = d.config
	} else {
		var err error
		deploymentConfig, err = d.osClient.DeploymentConfigs(namespace).Get(name)
		if err != nil {
			return "", err
		}
	}

	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, deploymentConfig.ObjectMeta)

		if deploymentConfig.Status.LatestVersion == 0 {
			formatString(out, "Latest Version", "Not deployed")
		} else {
			formatString(out, "Latest Version", strconv.FormatInt(deploymentConfig.Status.LatestVersion, 10))
		}

		printDeploymentConfigSpec(d.kubeClient, *deploymentConfig, out)
		fmt.Fprintln(out)

		if deploymentConfig.Status.Details != nil && len(deploymentConfig.Status.Details.Message) > 0 {
			fmt.Fprintf(out, "Warning:\t%s\n", deploymentConfig.Status.Details.Message)
		}

		deploymentName := deployutil.LatestDeploymentNameForConfig(deploymentConfig)
		deployment, err := d.kubeClient.ReplicationControllers(namespace).Get(deploymentName)
		if err != nil {
			if kerrors.IsNotFound(err) {
				formatString(out, "Latest Deployment", "<none>")
			} else {
				formatString(out, "Latest Deployment", fmt.Sprintf("error: %v", err))
			}
		} else {
			header := fmt.Sprintf("Deployment #%d (latest)", deployutil.DeploymentVersionFor(deployment))
			printDeploymentRc(deployment, d.kubeClient, out, header, true)
		}
		// We don't show the deployment history when running `oc rollback --dry-run`.
		if d.config == nil {
			deploymentsHistory, err := d.kubeClient.ReplicationControllers(namespace).List(kapi.ListOptions{LabelSelector: labels.Everything()})
			if err == nil {
				sorted := deploymentsHistory.Items
				sort.Sort(sort.Reverse(rcutils.OverlappingControllers(sorted)))
				counter := 1
				for _, item := range sorted {
					if item.Name != deploymentName && deploymentConfig.Name == deployutil.DeploymentConfigNameFor(&item) {
						header := fmt.Sprintf("Deployment #%d", deployutil.DeploymentVersionFor(&item))
						printDeploymentRc(&item, d.kubeClient, out, header, false)
						counter++
					}
					if counter == maxDisplayDeployments {
						break
					}
				}
			}
		}

		if settings.ShowEvents {
			// Events
			if events, err := d.kubeClient.Events(deploymentConfig.Namespace).Search(deploymentConfig); err == nil && events != nil {
				latestDeploymentEvents := &kapi.EventList{Items: []kapi.Event{}}
				for i := len(events.Items); i != 0 && i > len(events.Items)-maxDisplayDeploymentsEvents; i-- {
					latestDeploymentEvents.Items = append(latestDeploymentEvents.Items, events.Items[i-1])
				}
				fmt.Fprintln(out)
				kctl.DescribeEvents(latestDeploymentEvents, out)
			}
		}
		return nil
	})
}

// Describe returns the description of a DeploymentConfig
func (d *DeploymentConfigDescriber) Describe(namespace, name string, settings kctl.DescriberSettings) (string, error) {
	var deploymentConfig *deployapi.DeploymentConfig
	if d.config != nil {
		// If a deployment config is already provided use that.
		// This is used by `oc rollback --dry-run`.
		deploymentConfig = d.config
	} else {
		var err error
		deploymentConfig, err = d.osClient.DeploymentConfigs(namespace).Get(name)
		if err != nil {
			return "", err
		}
	}

	return tabbedString(func(out *tabwriter.Writer) error {
		formatMeta(out, deploymentConfig.ObjectMeta)
		var (
			deploymentsHistory   []kapi.ReplicationController
			activeDeploymentName string
		)

		if d.config == nil {
			if rcs, err := d.kubeClient.ReplicationControllers(namespace).List(kapi.ListOptions{LabelSelector: deployutil.ConfigSelector(deploymentConfig.Name)}); err == nil {
				deploymentsHistory = rcs.Items
			}
		}

		if deploymentConfig.Status.LatestVersion == 0 {
			formatString(out, "Latest Version", "Not deployed")
		} else {
			formatString(out, "Latest Version", strconv.FormatInt(deploymentConfig.Status.LatestVersion, 10))
		}

		printDeploymentConfigSpec(d.kubeClient, *deploymentConfig, out)
		fmt.Fprintln(out)

		latestDeploymentName := deployutil.LatestDeploymentNameForConfig(deploymentConfig)
		if activeDeployment := deployutil.ActiveDeployment(deploymentConfig, deploymentsHistory); activeDeployment != nil {
			activeDeploymentName = activeDeployment.Name
		}

		var deployment *kapi.ReplicationController
		isNotDeployed := len(deploymentsHistory) == 0
		for _, item := range deploymentsHistory {
			if item.Name == latestDeploymentName {
				deployment = &item
			}
		}

		if isNotDeployed {
			formatString(out, "Latest Deployment", "<none>")
		} else {
			header := fmt.Sprintf("Deployment #%d (latest)", deployutil.DeploymentVersionFor(deployment))
			// Show details if the current deployment is the active one or it is the
			// initial deployment.
			printDeploymentRc(deployment, d.kubeClient, out, header, (deployment.Name == activeDeploymentName) || len(deploymentsHistory) == 1)
		}

		// We don't show the deployment history when running `oc rollback --dry-run`.
		if d.config == nil && !isNotDeployed {
			sorted := deploymentsHistory
			sort.Sort(sort.Reverse(rcutils.OverlappingControllers(sorted)))
			counter := 1
			for _, item := range sorted {
				if item.Name != latestDeploymentName && deploymentConfig.Name == deployutil.DeploymentConfigNameFor(&item) {
					header := fmt.Sprintf("Deployment #%d", deployutil.DeploymentVersionFor(&item))
					printDeploymentRc(&item, d.kubeClient, out, header, item.Name == activeDeploymentName)
					counter++
				}
				if counter == maxDisplayDeployments {
					break
				}
			}
		}

		if settings.ShowEvents {
			// Events
			if events, err := d.kubeClient.Events(deploymentConfig.Namespace).Search(deploymentConfig); err == nil && events != nil {
				latestDeploymentEvents := &kapi.EventList{Items: []kapi.Event{}}
				for i := len(events.Items); i != 0 && i > len(events.Items)-maxDisplayDeploymentsEvents; i-- {
					latestDeploymentEvents.Items = append(latestDeploymentEvents.Items, events.Items[i-1])
				}
				fmt.Fprintln(out)
				kctl.DescribeEvents(latestDeploymentEvents, out)
			}
		}
		return nil
	})
}