Change TimeoutHandler to respect namespace scoping

* Pass `--namespace` value to taskrun and pipelinerun NewController
to facilitate namespace-scoped behaviors
* Change TimeoutHandler `CheckTimeouts` to timeout taskrun/pipelinerun's
in the scoped namespace or all namespaces (default if unset)

Related: #2603

cmd/controller/main.go

@@ -70,7 +70,7 @@ func main() {
 		ImageDigestExporterImage: *imageDigestExporterImage,
 	}
 	sharedmain.MainWithContext(injection.WithNamespaceScope(signals.NewContext(), *namespace), ControllerLogKey,
-		taskrun.NewController(images),
-		pipelinerun.NewController(images),
+		taskrun.NewController(*namespace, images),
+		pipelinerun.NewController(*namespace, images),
 	)
 }

pkg/reconciler/pipelinerun/controller.go

@@ -45,7 +45,7 @@ const (
 )
 
 // NewController instantiates a new controller.Impl from knative.dev/pkg/controller
-func NewController(images pipeline.Images) func(context.Context, configmap.Watcher) *controller.Impl {
+func NewController(namespace string, images pipeline.Images) func(context.Context, configmap.Watcher) *controller.Impl {
 	return func(ctx context.Context, cmw configmap.Watcher) *controller.Impl {
 		logger := logging.FromContext(ctx)
 		kubeclientset := kubeclient.Get(ctx)
@@ -87,7 +87,7 @@ func NewController(images pipeline.Images) func(context.Context, configmap.Watch
 		impl := controller.NewImpl(c, c.Logger, pipeline.PipelineRunControllerName)
 
 		timeoutHandler.SetPipelineRunCallbackFunc(impl.Enqueue)
-		timeoutHandler.CheckTimeouts(kubeclientset, pipelineclientset)
+		timeoutHandler.CheckTimeouts(namespace, kubeclientset, pipelineclientset)
 
 		c.Logger.Info("Setting up event handlers")
 		pipelineRunInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{

pkg/reconciler/pipelinerun/pipelinerun_test.go

@@ -47,6 +47,7 @@ import (
 )
 
 var (
+	namespace                = ""
 	ignoreLastTransitionTime = cmpopts.IgnoreTypes(apis.Condition{}.LastTransitionTime.Inner.Time)
 	images                   = pipeline.Images{
 		EntrypointImage:          "override-with-entrypoint:latest",
@@ -75,7 +76,7 @@ func getPipelineRunController(t *testing.T, d test.Data) (test.Assets, func()) {
 	configMapWatcher := configmap.NewInformedWatcher(c.Kube, system.GetNamespace())
 	ctx, cancel := context.WithCancel(ctx)
 	return test.Assets{
-		Controller: NewController(images)(ctx, configMapWatcher),
+		Controller: NewController(namespace, images)(ctx, configMapWatcher),
 		Clients:    c,
 	}, cancel
 }

pkg/reconciler/taskrun/controller.go

@@ -45,7 +45,7 @@ const (
 )
 
 // NewController instantiates a new controller.Impl from knative.dev/pkg/controller
-func NewController(images pipeline.Images) func(context.Context, configmap.Watcher) *controller.Impl {
+func NewController(namespace string, images pipeline.Images) func(context.Context, configmap.Watcher) *controller.Impl {
 	return func(ctx context.Context, cmw configmap.Watcher) *controller.Impl {
 		logger := logging.FromContext(ctx)
 		kubeclientset := kubeclient.Get(ctx)
@@ -90,7 +90,7 @@ func NewController(images pipeline.Images) func(context.Context, configmap.Watch
 		impl := controller.NewImpl(c, c.Logger, pipeline.TaskRunControllerName)
 
 		timeoutHandler.SetTaskRunCallbackFunc(impl.Enqueue)
-		timeoutHandler.CheckTimeouts(kubeclientset, pipelineclientset)
+		timeoutHandler.CheckTimeouts(namespace, kubeclientset, pipelineclientset)
 
 		c.Logger.Info("Setting up event handlers")
 		taskRunInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{

pkg/reconciler/taskrun/taskrun_test.go

@@ -65,7 +65,8 @@ const (
 )
 
 var (
-	images = pipeline.Images{
+	namespace = "" // all namespaces
+	images    = pipeline.Images{
 		EntrypointImage:          "override-with-entrypoint:latest",
 		NopImage:                 "tianon/true",
 		GitImage:                 "override-with-git:latest",
@@ -268,7 +269,7 @@ func getTaskRunController(t *testing.T, d test.Data) (test.Assets, func()) {
 	c, _ := test.SeedTestData(t, ctx, d)
 	configMapWatcher := configmap.NewInformedWatcher(c.Kube, system.GetNamespace())
 	return test.Assets{
-		Controller: NewController(images)(ctx, configMapWatcher),
+		Controller: NewController(namespace, images)(ctx, configMapWatcher),
 		Clients:    c,
 	}, cancel
 }

pkg/reconciler/timeout_handler.go

@@ -184,17 +184,27 @@ func (t *TimeoutSet) checkPipelineRunTimeouts(namespace string, pipelineclientse
 	}
 }
 
-// CheckTimeouts function iterates through all namespaces and calls corresponding
-// taskrun/pipelinerun timeout functions
-func (t *TimeoutSet) CheckTimeouts(kubeclientset kubernetes.Interface, pipelineclientset clientset.Interface) {
-	namespaces, err := kubeclientset.CoreV1().Namespaces().List(metav1.ListOptions{})
-	if err != nil {
-		t.logger.Errorf("Can't get namespaces list: %s", err)
-		return
+// CheckTimeouts function iterates through a given namespace or all namespaces
+// (if empty string) and calls corresponding taskrun/pipelinerun timeout functions
+func (t *TimeoutSet) CheckTimeouts(namespace string, kubeclientset kubernetes.Interface, pipelineclientset clientset.Interface) {
+	// scoped namespace
+	namespaceNames := []string{namespace}
+	// all namespaces
+	if namespace == "" {
+		namespaces, err := kubeclientset.CoreV1().Namespaces().List(metav1.ListOptions{})
+		if err != nil {
+			t.logger.Errorf("Can't get namespaces list: %s", err)
+			return
+		}
+		namespaceNames = make([]string, len(namespaces.Items))
+		for i, namespace := range namespaces.Items {
+			namespaceNames[i] = namespace.GetName()
+		}
 	}
-	for _, namespace := range namespaces.Items {
-		t.checkTaskRunTimeouts(namespace.GetName(), pipelineclientset)
-		t.checkPipelineRunTimeouts(namespace.GetName(), pipelineclientset)
+
+	for _, namespace := range namespaceNames {
+		t.checkTaskRunTimeouts(namespace, pipelineclientset)
+		t.checkPipelineRunTimeouts(namespace, pipelineclientset)
 	}
 }
 

pkg/reconciler/timeout_handler_test.go

@@ -36,6 +36,7 @@ import (
 )
 
 var (
+	allNs      = ""
 	testNs     = "foo"
 	simpleStep = tb.Step(testNs, tb.StepCommand("/mycmd"))
 	simpleTask = tb.Task("test-task", tb.TaskSpec(simpleStep))
@@ -109,7 +110,7 @@ func TestTaskRunCheckTimeouts(t *testing.T) {
 	}
 
 	th.SetTaskRunCallbackFunc(f)
-	th.CheckTimeouts(c.Kube, c.Pipeline)
+	th.CheckTimeouts(allNs, c.Kube, c.Pipeline)
 
 	for _, tc := range []struct {
 		name           string
@@ -157,6 +158,84 @@ func TestTaskRunCheckTimeouts(t *testing.T) {
 
 }
 
+func TestTaskRunSingleNamespaceCheckTimeouts(t *testing.T) {
+	taskRunTimedout := tb.TaskRun("test-taskrun-run-timedout-foo", tb.TaskRunNamespace(testNs), tb.TaskRunSpec(
+		tb.TaskRunTaskRef(simpleTask.Name, tb.TaskRefAPIVersion("a1")),
+		tb.TaskRunTimeout(1*time.Second),
+	), tb.TaskRunStatus(tb.StatusCondition(apis.Condition{
+		Type:   apis.ConditionSucceeded,
+		Status: corev1.ConditionUnknown}),
+		tb.TaskRunStartTime(time.Now().Add(-10*time.Second)),
+	))
+
+	taskRunTimedoutOtherNS := tb.TaskRun("test-taskrun-run-timedout-bar", tb.TaskRunNamespace("otherNS"), tb.TaskRunSpec(
+		tb.TaskRunTaskRef(simpleTask.Name, tb.TaskRefAPIVersion("a1")),
+		tb.TaskRunTimeout(1*time.Second),
+	), tb.TaskRunStatus(tb.StatusCondition(apis.Condition{
+		Type:   apis.ConditionSucceeded,
+		Status: corev1.ConditionUnknown}),
+		tb.TaskRunStartTime(time.Now().Add(-10*time.Second)),
+	))
+
+	d := test.Data{
+		TaskRuns: []*v1alpha1.TaskRun{taskRunTimedout, taskRunTimedoutOtherNS},
+		Tasks:    []*v1alpha1.Task{simpleTask},
+		Namespaces: []*corev1.Namespace{{
+			ObjectMeta: metav1.ObjectMeta{
+				Name: testNs,
+			},
+		}},
+	}
+	ctx, _ := ttesting.SetupFakeContext(t)
+	c, _ := test.SeedTestData(t, ctx, d)
+	stopCh := make(chan struct{})
+	defer close(stopCh)
+	observer, _ := observer.New(zap.InfoLevel)
+
+	th := NewTimeoutHandler(stopCh, zap.New(observer).Sugar())
+	gotCallback := sync.Map{}
+	f := func(tr interface{}) {
+		trNew := tr.(*v1alpha1.TaskRun)
+		gotCallback.Store(trNew.Name, struct{}{})
+	}
+
+	th.SetTaskRunCallbackFunc(f)
+	th.CheckTimeouts(testNs, c.Kube, c.Pipeline)
+
+	for _, tc := range []struct {
+		name           string
+		taskRun        *v1alpha1.TaskRun
+		expectCallback bool
+	}{{
+		name:           "timedout",
+		taskRun:        taskRunTimedout,
+		expectCallback: true,
+	}, {
+		name:           "timedout",
+		taskRun:        taskRunTimedoutOtherNS,
+		expectCallback: false,
+	}} {
+		t.Run(tc.name, func(t *testing.T) {
+			if err := wait.PollImmediate(100*time.Millisecond, 3*time.Second, func() (bool, error) {
+				if tc.expectCallback {
+					if _, ok := gotCallback.Load(tc.taskRun.Name); ok {
+						return true, nil
+					}
+					return false, nil
+				}
+				// not expecting callback
+				if _, ok := gotCallback.Load(tc.taskRun.Name); ok {
+					return false, fmt.Errorf("did not expect call back for %s why", tc.taskRun.Name)
+				}
+				return true, nil
+			}); err != nil {
+				t.Fatalf("Expected %s callback to be %t but got error: %s", tc.name, tc.expectCallback, err)
+			}
+		})
+	}
+
+}
+
 func TestPipelinRunCheckTimeouts(t *testing.T) {
 	simplePipeline := tb.Pipeline("test-pipeline", tb.PipelineNamespace(testNs), tb.PipelineSpec(
 		tb.PipelineTask("hello-world-1", "hello-world"),
@@ -235,7 +314,7 @@ func TestPipelinRunCheckTimeouts(t *testing.T) {
 	}
 
 	th.SetPipelineRunCallbackFunc(f)
-	th.CheckTimeouts(c.Kube, c.Pipeline)
+	th.CheckTimeouts(allNs, c.Kube, c.Pipeline)
 	for _, tc := range []struct {
 		name           string
 		pr             *v1alpha1.PipelineRun
@@ -314,7 +393,7 @@ func TestWithNoFunc(t *testing.T) {
 			t.Fatal("Expected CheckTimeouts function not to panic")
 		}
 	}()
-	testHandler.CheckTimeouts(c.Kube, c.Pipeline)
+	testHandler.CheckTimeouts(allNs, c.Kube, c.Pipeline)
 
 }