Esempio n. 1
0
// Create creates a new ConfigChangeController which is used to trigger builds on creation
func (factory *BuildConfigControllerFactory) Create() controller.RunnableController {
	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&buildConfigLW{client: factory.Client}, &buildapi.BuildConfig{}, queue, 2*time.Minute).RunUntil(factory.Stop)

	eventBroadcaster := record.NewBroadcaster()
	eventBroadcaster.StartRecordingToSink(factory.KubeClient.Events(""))

	bcController := &buildcontroller.BuildConfigController{
		BuildConfigInstantiator: factory.BuildConfigInstantiator,
		Recorder:                eventBroadcaster.NewRecorder(kapi.EventSource{Component: "build-config-controller"}),
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			retryFunc("BuildConfig", buildcontroller.IsFatal),
			flowcontrol.NewTokenBucketRateLimiter(1, 10)),
		Handle: func(obj interface{}) error {
			bc := obj.(*buildapi.BuildConfig)
			return bcController.HandleBuildConfig(bc)
		},
	}
}
Esempio n. 2
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// CreateDeleteController constructs a BuildPodDeleteController
func (factory *BuildPodControllerFactory) CreateDeleteController() controller.RunnableController {

	client := ControllerClient{factory.KubeClient, factory.OSClient}
	queue := cache.NewDeltaFIFO(cache.MetaNamespaceKeyFunc, nil, keyListerGetter{})
	cache.NewReflector(&buildPodDeleteLW{client, queue}, &kapi.Pod{}, queue, 5*time.Minute).RunUntil(factory.Stop)

	buildPodDeleteController := &buildcontroller.BuildPodDeleteController{
		BuildStore:   factory.buildStore,
		BuildUpdater: factory.BuildUpdater,
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			controller.RetryNever,
			flowcontrol.NewTokenBucketRateLimiter(1, 10)),
		Handle: func(obj interface{}) error {
			deltas := obj.(cache.Deltas)
			for _, delta := range deltas {
				if delta.Type == cache.Deleted {
					return buildPodDeleteController.HandleBuildPodDeletion(delta.Object.(*kapi.Pod))
				}
			}
			return nil
		},
	}
}
Esempio n. 3
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// Create creates a new ImageChangeController which is used to trigger builds when a new
// image is available
func (factory *ImageChangeControllerFactory) Create() controller.RunnableController {
	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&imageStreamLW{factory.Client}, &imageapi.ImageStream{}, queue, 2*time.Minute).RunUntil(factory.Stop)

	store := cache.NewStore(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&buildConfigLW{client: factory.Client}, &buildapi.BuildConfig{}, store, 2*time.Minute).RunUntil(factory.Stop)

	imageChangeController := &buildcontroller.ImageChangeController{
		BuildConfigStore:        store,
		BuildConfigInstantiator: factory.BuildConfigInstantiator,
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			retryFunc("ImageStream update", func(err error) bool {
				_, isFatal := err.(buildcontroller.ImageChangeControllerFatalError)
				return isFatal
			}),
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: func(obj interface{}) error {
			imageRepo := obj.(*imageapi.ImageStream)
			return imageChangeController.HandleImageRepo(imageRepo)
		},
	}
}
Esempio n. 4
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// Create constructs a BuildPodController
func (factory *BuildPodControllerFactory) Create() controller.RunnableController {
	factory.buildStore = cache.NewStore(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&buildLW{client: factory.OSClient}, &buildapi.Build{}, factory.buildStore, 2*time.Minute).RunUntil(factory.Stop)

	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&podLW{client: factory.KubeClient}, &kapi.Pod{}, queue, 2*time.Minute).RunUntil(factory.Stop)

	client := ControllerClient{factory.KubeClient, factory.OSClient}
	buildPodController := &buildcontroller.BuildPodController{
		BuildStore:   factory.buildStore,
		BuildUpdater: factory.BuildUpdater,
		SecretClient: factory.KubeClient,
		PodManager:   client,
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			retryFunc("BuildPod", nil),
			flowcontrol.NewTokenBucketRateLimiter(1, 10)),
		Handle: func(obj interface{}) error {
			pod := obj.(*kapi.Pod)
			return buildPodController.HandlePod(pod)
		},
	}
}
Esempio n. 5
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// Create creates an ImageChangeController.
func (factory *ImageChangeControllerFactory) Create() controller.RunnableController {
	imageStreamLW := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			return factory.Client.ImageStreams(kapi.NamespaceAll).List(options)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			return factory.Client.ImageStreams(kapi.NamespaceAll).Watch(options)
		},
	}
	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(imageStreamLW, &imageapi.ImageStream{}, queue, 2*time.Minute).Run()

	deploymentConfigLW := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			return factory.Client.DeploymentConfigs(kapi.NamespaceAll).List(options)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			return factory.Client.DeploymentConfigs(kapi.NamespaceAll).Watch(options)
		},
	}
	store := cache.NewStore(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(deploymentConfigLW, &deployapi.DeploymentConfig{}, store, 2*time.Minute).Run()

	changeController := &ImageChangeController{
		listDeploymentConfigs: func() ([]*deployapi.DeploymentConfig, error) {
			configs := []*deployapi.DeploymentConfig{}
			objs := store.List()
			for _, obj := range objs {
				configs = append(configs, obj.(*deployapi.DeploymentConfig))
			}
			return configs, nil
		},
		client: factory.Client,
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			func(obj interface{}, err error, retries controller.Retry) bool {
				utilruntime.HandleError(err)
				if _, isFatal := err.(fatalError); isFatal {
					return false
				}
				if retries.Count > 0 {
					return false
				}
				return true
			},
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: func(obj interface{}) error {
			repo := obj.(*imageapi.ImageStream)
			return changeController.Handle(repo)
		},
	}
}
Esempio n. 6
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// Create constructs a BuildController
func (factory *BuildControllerFactory) Create() controller.RunnableController {
	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(&buildLW{client: factory.OSClient}, &buildapi.Build{}, queue, 2*time.Minute).RunUntil(factory.Stop)

	eventBroadcaster := record.NewBroadcaster()
	eventBroadcaster.StartRecordingToSink(factory.KubeClient.Events(""))

	client := ControllerClient{factory.KubeClient, factory.OSClient}
	buildController := &buildcontroller.BuildController{
		BuildUpdater:      factory.BuildUpdater,
		BuildLister:       factory.BuildLister,
		ImageStreamClient: client,
		PodManager:        client,
		RunPolicies:       policy.GetAllRunPolicies(factory.BuildLister, factory.BuildUpdater),
		BuildStrategy: &typeBasedFactoryStrategy{
			DockerBuildStrategy: factory.DockerBuildStrategy,
			SourceBuildStrategy: factory.SourceBuildStrategy,
			CustomBuildStrategy: factory.CustomBuildStrategy,
		},
		Recorder: eventBroadcaster.NewRecorder(kapi.EventSource{Component: "build-controller"}),
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			limitedLogAndRetry(factory.BuildUpdater, 30*time.Minute),
			flowcontrol.NewTokenBucketRateLimiter(1, 10)),
		Handle: func(obj interface{}) error {
			build := obj.(*buildapi.Build)
			err := buildController.HandleBuild(build)
			if err != nil {
				// Update the build status message only if it changed.
				if msg := errors.ErrorToSentence(err); build.Status.Message != msg {
					// Set default Reason.
					if len(build.Status.Reason) == 0 {
						build.Status.Reason = buildapi.StatusReasonError
					}
					build.Status.Message = msg
					if err := buildController.BuildUpdater.Update(build.Namespace, build); err != nil {
						glog.V(2).Infof("Failed to update status message of Build %s/%s: %v", build.Namespace, build.Name, err)
					}
					buildController.Recorder.Eventf(build, kapi.EventTypeWarning, "HandleBuildError", "Build has error: %v", err)
				}
			}
			return err
		},
	}
}
Esempio n. 7
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// Create creates an ImportController.
func (f *ImportControllerFactory) Create() (controller.RunnableController, controller.StoppableController) {
	lw := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			return f.Client.ImageStreams(kapi.NamespaceAll).List(options)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			return f.Client.ImageStreams(kapi.NamespaceAll).Watch(options)
		},
	}
	q := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(lw, &api.ImageStream{}, q, f.ResyncInterval).Run()

	// instantiate a scheduled importer using a number of buckets
	buckets := 4
	switch {
	case f.MinimumCheckInterval > time.Hour:
		buckets = 8
	case f.MinimumCheckInterval < 10*time.Minute:
		buckets = 2
	}
	seconds := f.MinimumCheckInterval / time.Second
	bucketQPS := 1.0 / float32(seconds) * float32(buckets)

	limiter := flowcontrol.NewTokenBucketRateLimiter(bucketQPS, 1)
	b := newScheduled(f.ScheduleEnabled, f.Client, buckets, limiter, f.ImportRateLimiter)

	// instantiate an importer for changes that happen to the image stream
	changed := &controller.RetryController{
		Queue: controller.NewQueueWrapper(q),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(q),
			cache.MetaNamespaceKeyFunc,
			func(obj interface{}, err error, retries controller.Retry) bool {
				utilruntime.HandleError(err)
				return retries.Count < 5
			},
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: b.Handle,
	}

	return changed, b.scheduler
}
Esempio n. 8
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// Create creates a NamespaceController.
func (factory *NamespaceControllerFactory) Create() controller.RunnableController {
	namespaceLW := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			return factory.KubeClient.Namespaces().List(options)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			return factory.KubeClient.Namespaces().Watch(options)
		},
	}
	queue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(namespaceLW, &kapi.Namespace{}, queue, 1*time.Minute).Run()

	namespaceController := &NamespaceController{
		Client:     factory.Client,
		KubeClient: clientadapter.FromUnversionedClient(factory.KubeClient),
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(queue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(queue),
			cache.MetaNamespaceKeyFunc,
			func(obj interface{}, err error, retries controller.Retry) bool {
				utilruntime.HandleError(err)
				if _, isFatal := err.(fatalError); isFatal {
					return false
				}
				if retries.Count > 0 {
					return false
				}
				return true
			},
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: func(obj interface{}) error {
			namespace := obj.(*kapi.Namespace)
			return namespaceController.Handle(namespace)
		},
	}
}
Esempio n. 9
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// Create creates a Allocation.
func (f *AllocationFactory) Create() controller.RunnableController {
	if f.Queue == nil {
		lw := &cache.ListWatch{
			ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
				return f.Client.List(options)
			},
			WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
				return f.Client.Watch(options)
			},
		}
		q := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
		cache.NewReflector(lw, &kapi.Namespace{}, q, 10*time.Minute).Run()
		f.Queue = controller.NewQueueWrapper(q)
	}

	c := &Allocation{
		uid:    f.UIDAllocator,
		mcs:    f.MCSAllocator,
		client: f.Client,
	}

	return &controller.RetryController{
		Queue: f.Queue,
		RetryManager: controller.NewQueueRetryManager(
			f.Queue,
			cache.MetaNamespaceKeyFunc,
			func(obj interface{}, err error, retries controller.Retry) bool {
				utilruntime.HandleError(err)
				return retries.Count < 5
			},
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: func(obj interface{}) error {
			r := obj.(*kapi.Namespace)
			return c.Next(r)
		},
	}
}
Esempio n. 10
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// Create creates a DeployerPodController.
func (factory *DeployerPodControllerFactory) Create() controller.RunnableController {
	deploymentLW := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			return factory.KubeClient.ReplicationControllers(kapi.NamespaceAll).List(options)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			return factory.KubeClient.ReplicationControllers(kapi.NamespaceAll).Watch(options)
		},
	}
	deploymentStore := cache.NewStore(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(deploymentLW, &kapi.ReplicationController{}, deploymentStore, 2*time.Minute).Run()

	// TODO: These should be filtered somehow to include only the primary
	// deployer pod. For now, the controller is filtering.
	// TODO: Even with the label selector, this is inefficient on the backend
	// and we should work to consolidate namespace-spanning pod watches. For
	// example, the build infra is also watching pods across namespaces.
	podLW := &cache.ListWatch{
		ListFunc: func(options kapi.ListOptions) (runtime.Object, error) {
			opts := kapi.ListOptions{LabelSelector: deployutil.AnyDeployerPodSelector()}
			return factory.KubeClient.Pods(kapi.NamespaceAll).List(opts)
		},
		WatchFunc: func(options kapi.ListOptions) (watch.Interface, error) {
			opts := kapi.ListOptions{LabelSelector: deployutil.AnyDeployerPodSelector(), ResourceVersion: options.ResourceVersion}
			return factory.KubeClient.Pods(kapi.NamespaceAll).Watch(opts)
		},
	}
	podQueue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
	cache.NewReflector(podLW, &kapi.Pod{}, podQueue, 2*time.Minute).Run()

	eventBroadcaster := record.NewBroadcaster()
	eventBroadcaster.StartRecordingToSink(factory.KubeClient.Events(""))

	podController := &DeployerPodController{
		store:   deploymentStore,
		kClient: factory.KubeClient,
		decodeConfig: func(deployment *kapi.ReplicationController) (*deployapi.DeploymentConfig, error) {
			return deployutil.DecodeDeploymentConfig(deployment, factory.Codec)
		},
		recorder: eventBroadcaster.NewRecorder(kapi.EventSource{Component: "deployerpod-controller"}),
	}

	return &controller.RetryController{
		Queue: controller.NewQueueWrapper(podQueue),
		RetryManager: controller.NewQueueRetryManager(
			controller.NewQueueWrapper(podQueue),
			cache.MetaNamespaceKeyFunc,
			func(obj interface{}, err error, retries controller.Retry) bool {
				utilruntime.HandleError(err)
				// infinite retries for a transient error
				if _, isTransient := err.(transientError); isTransient {
					return true
				}
				// no retries for anything else
				if retries.Count > 0 {
					return false
				}
				return true
			},
			flowcontrol.NewTokenBucketRateLimiter(1, 10),
		),
		Handle: func(obj interface{}) error {
			pod := obj.(*kapi.Pod)
			return podController.Handle(pod)
		},
	}
}