Golang Build.Status方法代碼示例

// CancelBuild updates a build status to Cancelled, after its associated pod is deleted.
func (bc *BuildPodController) CancelBuild(build *buildapi.Build, pod *kapi.Pod) error {
	if !isBuildCancellable(build) {
		glog.V(4).Infof("Build %s/%s can be cancelled only if it has pending/running status, not %s.", build.Namespace, build.Name, build.Status)
		return nil
	}

	err := bc.PodManager.DeletePod(build.Namespace, pod)
	if err != nil && !errors.IsNotFound(err) {
		return err
	}

	glog.V(4).Infof("Build %s/%s is about to be cancelled", build.Namespace, build.Name)
	build.Status = buildapi.BuildStatusCancelled
	now := util.Now()
	build.CompletionTimestamp = &now
	if err := bc.BuildUpdater.Update(build.Namespace, build); err != nil {
		return err
	}

	glog.V(4).Infof("Build %s/%s was successfully cancelled.", build.Namespace, build.Name)
	return nil
}

func withStatus(build *buildapi.Build, status buildapi.BuildStatus) *buildapi.Build {
	build.Status = status
	return build
}

// nextBuildStatus updates build with any appropriate changes, or returns an error if
// the change cannot occur. When returning nil, be sure to set build.Status and optionally
// build.Message.
func (bc *BuildController) nextBuildStatus(build *buildapi.Build) error {
	// If a cancelling event was triggered for the build, update build status.
	if build.Cancelled {
		glog.V(4).Infof("Cancelling Build %s/%s.", build.Namespace, build.Name)
		build.Status = buildapi.BuildStatusCancelled
		return nil
	}

	// lookup the destination from the referenced image repository
	spec := build.Parameters.Output.DockerImageReference
	if ref := build.Parameters.Output.To; ref != nil {
		// TODO: security, ensure that the reference image stream is actually visible
		namespace := ref.Namespace
		if len(namespace) == 0 {
			namespace = build.Namespace
		}

		repo, err := bc.ImageStreamClient.GetImageStream(namespace, ref.Name)
		if err != nil {
			if errors.IsNotFound(err) {
				return fmt.Errorf("the referenced output ImageStream %s/%s does not exist", namespace, ref.Name)
			}
			return fmt.Errorf("the referenced output ImageStream %s/%s could not be found by Build %s/%s: %v", namespace, ref.Name, build.Namespace, build.Name, err)
		}
		if len(repo.Status.DockerImageRepository) == 0 {
			e := fmt.Errorf("the ImageStream %s/%s cannot be used as the output for Build %s/%s because the integrated Docker registry is not configured, or the user forgot to set a valid external registry", namespace, ref.Name, build.Namespace, build.Name)
			bc.Recorder.Eventf(build, "invalidOutput", "Error starting build: %v", e)
			return e
		}
		spec = repo.Status.DockerImageRepository
	}

	// set the expected build parameters, which will be saved if no error occurs
	build.Status = buildapi.BuildStatusPending

	// Make a copy to avoid mutating the build from this point on
	copy, err := kapi.Scheme.Copy(build)
	if err != nil {
		return fmt.Errorf("unable to copy Build: %v", err)
	}
	buildCopy := copy.(*buildapi.Build)

	// override DockerImageReference in the strategy for the copy we send to the build pod
	buildCopy.Parameters.Output.DockerImageReference = spec
	buildCopy.Parameters.Output.To = nil

	// invoke the strategy to get a build pod
	podSpec, err := bc.BuildStrategy.CreateBuildPod(buildCopy)
	if err != nil {
		return fmt.Errorf("the strategy failed to create a build pod for Build %s/%s: %v", build.Namespace, build.Name, err)
	}
	glog.V(4).Infof("Pod %s for Build %s/%s is about to be created", podSpec.Name, build.Namespace, build.Name)

	if _, err := bc.PodManager.CreatePod(build.Namespace, podSpec); err != nil {
		if errors.IsAlreadyExists(err) {
			glog.V(4).Infof("Build pod already existed: %#v", podSpec)
			return nil
		}
		// log an event if the pod is not created (most likely due to quota denial)
		bc.Recorder.Eventf(build, "failedCreate", "Error creating: %v", err)
		return fmt.Errorf("failed to create pod for Build %s/%s: %v", build.Namespace, build.Name, err)
	}

	glog.V(4).Infof("Created pod for Build: %#v", podSpec)
	return nil
}