Exemple #1
0
// Test public interface
func doTestIndex(t *testing.T, indexer Indexer) {
	mkObj := func(id string, val string) testStoreObject {
		return testStoreObject{id: id, val: val}
	}

	// Test Index
	expected := map[string]util.StringSet{}
	expected["b"] = util.NewStringSet("a", "c")
	expected["f"] = util.NewStringSet("e")
	expected["h"] = util.NewStringSet("g")
	indexer.Add(mkObj("a", "b"))
	indexer.Add(mkObj("c", "b"))
	indexer.Add(mkObj("e", "f"))
	indexer.Add(mkObj("g", "h"))
	{
		for k, v := range expected {
			found := util.StringSet{}
			indexResults, err := indexer.Index("by_val", mkObj("", k))
			if err != nil {
				t.Errorf("Unexpected error %v", err)
			}
			for _, item := range indexResults {
				found.Insert(item.(testStoreObject).id)
			}
			items := v.List()
			if !found.HasAll(items...) {
				t.Errorf("missing items, index %s, expected %v but found %v", k, items, found.List())
			}
		}
	}
}
Exemple #2
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func usersWithCommit(client *github.Client, org, project string) ([]string, error) {
	userSet := util.StringSet{}

	teams, err := fetchAllTeams(client, org)
	if err != nil {
		glog.Errorf("%v", err)
		return nil, err
	}

	teamIDs := []int{}
	for _, team := range teams {
		repo, _, err := client.Organizations.IsTeamRepo(*team.ID, org, project)
		if repo == nil || err != nil {
			continue
		}
		perms := *repo.Permissions
		if perms["push"] {
			teamIDs = append(teamIDs, *team.ID)
		}
	}

	for _, team := range teamIDs {
		users, err := fetchAllUsers(client, team)
		if err != nil {
			glog.Errorf("%v", err)
			continue
		}
		for _, user := range users {
			userSet.Insert(*user.Login)
		}
	}

	return userSet.List(), nil
}
Exemple #3
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func (m *mockPruneRecorder) Verify(t *testing.T, expected util.StringSet) {
	if len(m.set) != len(expected) || !m.set.HasAll(expected.List()...) {
		expectedValues := expected.List()
		actualValues := m.set.List()
		sort.Strings(expectedValues)
		sort.Strings(actualValues)
		t.Errorf("expected \n\t%v\n, actual \n\t%v\n", expectedValues, actualValues)
	}
}
Exemple #4
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func (b *BlunderbussConfig) FindOwners(filename string) []string {
	owners := util.StringSet{}
	for prefix, ownersList := range b.PrefixMap {
		if strings.HasPrefix(filename, prefix) {
			owners.Insert(ownersList...)
		}
	}
	return owners.List()
}
func ExampleInformer() {
	// source simulates an apiserver object endpoint.
	source := framework.NewFakeControllerSource()

	// Let's do threadsafe output to get predictable test results.
	deletionCounter := make(chan string, 1000)

	// Make a controller that immediately deletes anything added to it, and
	// logs anything deleted.
	_, controller := framework.NewInformer(
		source,
		&api.Pod{},
		time.Millisecond*100,
		framework.ResourceEventHandlerFuncs{
			AddFunc: func(obj interface{}) {
				source.Delete(obj.(runtime.Object))
			},
			DeleteFunc: func(obj interface{}) {
				key, err := framework.DeletionHandlingMetaNamespaceKeyFunc(obj)
				if err != nil {
					key = "oops something went wrong with the key"
				}

				// Report this deletion.
				deletionCounter <- key
			},
		},
	)

	// Run the controller and run it until we close stop.
	stop := make(chan struct{})
	defer close(stop)
	go controller.Run(stop)

	// Let's add a few objects to the source.
	testIDs := []string{"a-hello", "b-controller", "c-framework"}
	for _, name := range testIDs {
		// Note that these pods are not valid-- the fake source doesn't
		// call validation or anything.
		source.Add(&api.Pod{ObjectMeta: api.ObjectMeta{Name: name}})
	}

	// Let's wait for the controller to process the things we just added.
	outputSet := util.StringSet{}
	for i := 0; i < len(testIDs); i++ {
		outputSet.Insert(<-deletionCounter)
	}

	for _, key := range outputSet.List() {
		fmt.Println(key)
	}
	// Output:
	// a-hello
	// b-controller
	// c-framework
}
Exemple #6
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func printDeploymentConfig(dc *deployapi.DeploymentConfig, w io.Writer, withNamespace, wide bool, columnLabels []string) error {
	triggers := util.StringSet{}
	for _, trigger := range dc.Triggers {
		triggers.Insert(string(trigger.Type))
	}
	tStr := strings.Join(triggers.List(), ", ")

	_, err := fmt.Fprintf(w, "%s\t%s\t%v\n", dc.Name, tStr, dc.LatestVersion)
	return err
}
Exemple #7
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func printPolicyBinding(policyBinding *authorizationapi.PolicyBinding, w io.Writer, withNamespace, wide bool, columnLabels []string) error {
	roleBindingNames := util.StringSet{}
	for key := range policyBinding.RoleBindings {
		roleBindingNames.Insert(key)
	}
	roleBindingsString := strings.Join(roleBindingNames.List(), ", ")

	_, err := fmt.Fprintf(w, "%s\t%s\t%v\n", policyBinding.Name, roleBindingsString, policyBinding.LastModified)
	return err
}
Exemple #8
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func TestOrphanBuildResolver(t *testing.T) {
	activeBuildConfig := mockBuildConfig("a", "active-build-config")
	inactiveBuildConfig := mockBuildConfig("a", "inactive-build-config")

	buildConfigs := []*buildapi.BuildConfig{activeBuildConfig}
	builds := []*buildapi.Build{}

	expectedNames := util.StringSet{}
	BuildPhaseOptions := []buildapi.BuildPhase{
		buildapi.BuildPhaseCancelled,
		buildapi.BuildPhaseComplete,
		buildapi.BuildPhaseError,
		buildapi.BuildPhaseFailed,
		buildapi.BuildPhaseNew,
		buildapi.BuildPhasePending,
		buildapi.BuildPhaseRunning,
	}
	BuildPhaseFilter := []buildapi.BuildPhase{
		buildapi.BuildPhaseCancelled,
		buildapi.BuildPhaseComplete,
		buildapi.BuildPhaseError,
		buildapi.BuildPhaseFailed,
	}
	BuildPhaseFilterSet := util.StringSet{}
	for _, BuildPhase := range BuildPhaseFilter {
		BuildPhaseFilterSet.Insert(string(BuildPhase))
	}

	for _, BuildPhaseOption := range BuildPhaseOptions {
		builds = append(builds, withStatus(mockBuild("a", string(BuildPhaseOption)+"-active", activeBuildConfig), BuildPhaseOption))
		builds = append(builds, withStatus(mockBuild("a", string(BuildPhaseOption)+"-inactive", inactiveBuildConfig), BuildPhaseOption))
		builds = append(builds, withStatus(mockBuild("a", string(BuildPhaseOption)+"-orphan", nil), BuildPhaseOption))
		if BuildPhaseFilterSet.Has(string(BuildPhaseOption)) {
			expectedNames.Insert(string(BuildPhaseOption) + "-inactive")
			expectedNames.Insert(string(BuildPhaseOption) + "-orphan")
		}
	}

	dataSet := NewDataSet(buildConfigs, builds)
	resolver := NewOrphanBuildResolver(dataSet, BuildPhaseFilter)
	results, err := resolver.Resolve()
	if err != nil {
		t.Errorf("Unexpected error %v", err)
	}
	foundNames := util.StringSet{}
	for _, result := range results {
		foundNames.Insert(result.Name)
	}
	if len(foundNames) != len(expectedNames) || !expectedNames.HasAll(foundNames.List()...) {
		t.Errorf("expected %v, actual %v", expectedNames, foundNames)
	}
}
Exemple #9
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func validateList(t *testing.T, lister Lister, user user.Info, expectedSet util.StringSet) {
	namespaceList, err := lister.List(user)
	if err != nil {
		t.Errorf("Unexpected error %v", err)
	}
	results := util.StringSet{}
	for _, namespace := range namespaceList.Items {
		results.Insert(namespace.Name)
	}
	if results.Len() != expectedSet.Len() || !results.HasAll(expectedSet.List()...) {
		t.Errorf("User %v, Expected: %v, Actual: %v", user.GetName(), expectedSet, results)
	}
}
Exemple #10
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func getFitPredicateFunctions(names util.StringSet, args PluginFactoryArgs) (map[string]algorithm.FitPredicate, error) {
	schedulerFactoryMutex.Lock()
	defer schedulerFactoryMutex.Unlock()

	predicates := map[string]algorithm.FitPredicate{}
	for _, name := range names.List() {
		factory, ok := fitPredicateMap[name]
		if !ok {
			return nil, fmt.Errorf("Invalid predicate name %q specified - no corresponding function found", name)
		}
		predicates[name] = factory(args)
	}
	return predicates, nil
}
Exemple #11
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func TestOrphanDeploymentResolver(t *testing.T) {
	activeDeploymentConfig := mockDeploymentConfig("a", "active-deployment-config")
	inactiveDeploymentConfig := mockDeploymentConfig("a", "inactive-deployment-config")

	deploymentConfigs := []*deployapi.DeploymentConfig{activeDeploymentConfig}
	deployments := []*kapi.ReplicationController{}

	expectedNames := util.StringSet{}
	deploymentStatusOptions := []deployapi.DeploymentStatus{
		deployapi.DeploymentStatusComplete,
		deployapi.DeploymentStatusFailed,
		deployapi.DeploymentStatusNew,
		deployapi.DeploymentStatusPending,
		deployapi.DeploymentStatusRunning,
	}

	deploymentStatusFilter := []deployapi.DeploymentStatus{
		deployapi.DeploymentStatusComplete,
		deployapi.DeploymentStatusFailed,
	}
	deploymentStatusFilterSet := util.StringSet{}
	for _, deploymentStatus := range deploymentStatusFilter {
		deploymentStatusFilterSet.Insert(string(deploymentStatus))
	}

	for _, deploymentStatusOption := range deploymentStatusOptions {
		deployments = append(deployments, withStatus(mockDeployment("a", string(deploymentStatusOption)+"-active", activeDeploymentConfig), deploymentStatusOption))
		deployments = append(deployments, withStatus(mockDeployment("a", string(deploymentStatusOption)+"-inactive", inactiveDeploymentConfig), deploymentStatusOption))
		deployments = append(deployments, withStatus(mockDeployment("a", string(deploymentStatusOption)+"-orphan", nil), deploymentStatusOption))
		if deploymentStatusFilterSet.Has(string(deploymentStatusOption)) {
			expectedNames.Insert(string(deploymentStatusOption) + "-inactive")
			expectedNames.Insert(string(deploymentStatusOption) + "-orphan")
		}
	}

	dataSet := NewDataSet(deploymentConfigs, deployments)
	resolver := NewOrphanDeploymentResolver(dataSet, deploymentStatusFilter)
	results, err := resolver.Resolve()
	if err != nil {
		t.Errorf("Unexpected error %v", err)
	}
	foundNames := util.StringSet{}
	for _, result := range results {
		foundNames.Insert(result.Name)
	}
	if len(foundNames) != len(expectedNames) || !expectedNames.HasAll(foundNames.List()...) {
		t.Errorf("expected %v, actual %v", expectedNames, foundNames)
	}
}
Exemple #12
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func (ca *CA) MakeServerCert(certFile, keyFile string, hostnames util.StringSet) (*TLSCertificateConfig, error) {
	glog.V(4).Infof("Generating server certificate in %s, key in %s", certFile, keyFile)

	serverPublicKey, serverPrivateKey, _ := NewKeyPair()
	serverTemplate, _ := newServerCertificateTemplate(pkix.Name{CommonName: hostnames.List()[0]}, hostnames.List())
	serverCrt, _ := ca.signCertificate(serverTemplate, serverPublicKey)
	server := &TLSCertificateConfig{
		Certs: append([]*x509.Certificate{serverCrt}, ca.Config.Certs...),
		Key:   serverPrivateKey,
	}
	if err := server.writeCertConfig(certFile, keyFile); err != nil {
		return server, err
	}
	return server, nil
}
Exemple #13
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func printPolicy(policy *authorizationapi.Policy, w io.Writer, withNamespace, wide bool, columnLabels []string) error {
	roleNames := util.StringSet{}
	for key := range policy.Roles {
		roleNames.Insert(key)
	}
	rolesString := strings.Join(roleNames.List(), ", ")

	if withNamespace {
		if _, err := fmt.Fprintf(w, "%s\t", policy.Namespace); err != nil {
			return err
		}
	}
	_, err := fmt.Fprintf(w, "%s\t%s\t%v\n", policy.Name, rolesString, policy.LastModified)
	return err
}
Exemple #14
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func getPriorityFunctionConfigs(names util.StringSet, args PluginFactoryArgs) ([]algorithm.PriorityConfig, error) {
	schedulerFactoryMutex.Lock()
	defer schedulerFactoryMutex.Unlock()

	configs := []algorithm.PriorityConfig{}
	for _, name := range names.List() {
		factory, ok := priorityFunctionMap[name]
		if !ok {
			return nil, fmt.Errorf("Invalid priority name %s specified - no corresponding function found", name)
		}
		configs = append(configs, algorithm.PriorityConfig{
			Function: factory.Function(args),
			Weight:   factory.Weight,
		})
	}
	return configs, nil
}
Exemple #15
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func GetServerCert(certFile, keyFile string, hostnames util.StringSet) (*TLSCertificateConfig, error) {
	server, err := GetTLSCertificateConfig(certFile, keyFile)
	if err != nil {
		return nil, err
	}

	cert := server.Certs[0]
	ips, dns := IPAddressesDNSNames(hostnames.List())
	missingIps := ipsNotInSlice(ips, cert.IPAddresses)
	missingDns := stringsNotInSlice(dns, cert.DNSNames)
	if len(missingIps) == 0 && len(missingDns) == 0 {
		glog.V(4).Infof("Found existing server certificate in %s", certFile)
		return server, nil
	}

	return nil, fmt.Errorf("Existing server certificate in %s was missing some hostnames (%v) or IP addresses (%v).", certFile, missingDns, missingIps)
}
Exemple #16
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func (b *BlunderbussMunger) MungePullRequest(client *github.Client, org, project string, pr *github.PullRequest, issue *github.Issue, commits []github.RepositoryCommit, events []github.IssueEvent, dryrun bool) {
	if b.config == nil {
		b.loadConfig()
	}
	if issue.Assignee != nil {
		return
	}
	potentialOwners := util.StringSet{}
	for _, commit := range commits {
		if commit.Author == nil || commit.Author.Login == nil || commit.SHA == nil {
			glog.Warningf("Skipping invalid commit for %d: %#v", *pr.Number, commit)
			continue
		}
		commit, _, err := client.Repositories.GetCommit(*commit.Author.Login, project, *commit.SHA)
		if err != nil {
			glog.Errorf("Can't load commit %s %s %s", *commit.Author.Login, project, *commit.SHA)
			continue
		}
		for _, file := range commit.Files {
			fileOwners := b.config.FindOwners(*file.Filename)
			if len(fileOwners) == 0 {
				glog.Warningf("Couldn't find an owner for: %s", *file.Filename)
			}
			potentialOwners.Insert(fileOwners...)
		}
	}
	if potentialOwners.Len() == 0 {
		glog.Errorf("No owners found for PR %d", *pr.Number)
		return
	}
	ix := rand.Int() % potentialOwners.Len()
	owner := potentialOwners.List()[ix]
	if dryrun {
		glog.Infof("would have assigned %s to PR %d", owner, *pr.Number)
		return
	}
	if _, _, err := client.Issues.Edit(org, project, *pr.Number, &github.IssueRequest{Assignee: &owner}); err != nil {
		glog.Errorf("Error updating issue: %v", err)
	}
}
Exemple #17
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// waitTillNPodsRunningOnNodes polls the /runningpods endpoint on kubelet until
// it finds targetNumPods pods that match the given criteria (namespace and
// podNamePrefix). Note that we usually use label selector to filter pods that
// belong to the same RC. However, we use podNamePrefix with namespace here
// because pods returned from /runningpods do not contain the original label
// information; they are reconstructed by examining the container runtime. In
// the scope of this test, we do not expect pod naming conflicts so
// podNamePrefix should be sufficient to identify the pods.
func waitTillNPodsRunningOnNodes(c *client.Client, nodeNames util.StringSet, podNamePrefix string, namespace string, targetNumPods int, timeout time.Duration) error {
	return wait.Poll(pollInterval, timeout, func() (bool, error) {
		matchCh := make(chan util.StringSet, len(nodeNames))
		for _, item := range nodeNames.List() {
			// Launch a goroutine per node to check the pods running on the nodes.
			nodeName := item
			go func() {
				matchCh <- getPodMatches(c, nodeName, podNamePrefix, namespace)
			}()
		}

		seen := util.NewStringSet()
		for i := 0; i < len(nodeNames.List()); i++ {
			seen = seen.Union(<-matchCh)
		}
		if seen.Len() == targetNumPods {
			return true, nil
		}
		Logf("Waiting for %d pods to be running on the node; %d are currently running;", targetNumPods, seen.Len())
		return false, nil
	})
}
Exemple #18
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// Object returns a single object representing the output of a single visit to all
// found resources.  If the Builder was a singular context (expected to return a
// single resource by user input) and only a single resource was found, the resource
// will be returned as is.  Otherwise, the returned resources will be part of an
// api.List. The ResourceVersion of the api.List will be set only if it is identical
// across all infos returned.
func (r *Result) Object() (runtime.Object, error) {
	infos, err := r.Infos()
	if err != nil {
		return nil, err
	}

	versions := util.StringSet{}
	objects := []runtime.Object{}
	for _, info := range infos {
		if info.Object != nil {
			objects = append(objects, info.Object)
			versions.Insert(info.ResourceVersion)
		}
	}

	if len(objects) == 1 {
		if r.singular {
			return objects[0], nil
		}
		// if the item is a list already, don't create another list
		if runtime.IsListType(objects[0]) {
			return objects[0], nil
		}
	}

	version := ""
	if len(versions) == 1 {
		version = versions.List()[0]
	}
	return &api.List{
		ListMeta: api.ListMeta{
			ResourceVersion: version,
		},
		Items: objects,
	}, err
}
Exemple #19
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func ExpandResources(rawResources kutil.StringSet) kutil.StringSet {
	ret := kutil.StringSet{}
	toVisit := rawResources.List()
	visited := kutil.StringSet{}

	for i := 0; i < len(toVisit); i++ {
		currResource := toVisit[i]
		if visited.Has(currResource) {
			continue
		}
		visited.Insert(currResource)

		if strings.Index(currResource, ResourceGroupPrefix+":") != 0 {
			ret.Insert(strings.ToLower(currResource))
			continue
		}

		if resourceTypes, exists := GroupsToResources[currResource]; exists {
			toVisit = append(toVisit, resourceTypes...)
		}
	}

	return ret
}
Exemple #20
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func TestPerBuildConfigResolver(t *testing.T) {
	BuildPhaseOptions := []buildapi.BuildPhase{
		buildapi.BuildPhaseCancelled,
		buildapi.BuildPhaseComplete,
		buildapi.BuildPhaseError,
		buildapi.BuildPhaseFailed,
		buildapi.BuildPhaseNew,
		buildapi.BuildPhasePending,
		buildapi.BuildPhaseRunning,
	}
	buildConfigs := []*buildapi.BuildConfig{
		mockBuildConfig("a", "build-config-1"),
		mockBuildConfig("b", "build-config-2"),
	}
	buildsPerStatus := 100
	builds := []*buildapi.Build{}
	for _, buildConfig := range buildConfigs {
		for _, BuildPhaseOption := range BuildPhaseOptions {
			for i := 0; i < buildsPerStatus; i++ {
				build := withStatus(mockBuild(buildConfig.Namespace, fmt.Sprintf("%v-%v-%v", buildConfig.Name, BuildPhaseOption, i), buildConfig), BuildPhaseOption)
				builds = append(builds, build)
			}
		}
	}

	now := util.Now()
	for i := range builds {
		creationTimestamp := util.NewTime(now.Time.Add(-1 * time.Duration(i) * time.Hour))
		builds[i].CreationTimestamp = creationTimestamp
	}

	// test number to keep at varying ranges
	for keep := 0; keep < buildsPerStatus*2; keep++ {
		dataSet := NewDataSet(buildConfigs, builds)

		expectedNames := util.StringSet{}
		buildCompleteStatusFilterSet := util.NewStringSet(string(buildapi.BuildPhaseComplete))
		buildFailedStatusFilterSet := util.NewStringSet(string(buildapi.BuildPhaseCancelled), string(buildapi.BuildPhaseError), string(buildapi.BuildPhaseFailed))

		for _, buildConfig := range buildConfigs {
			buildItems, err := dataSet.ListBuildsByBuildConfig(buildConfig)
			if err != nil {
				t.Errorf("Unexpected err %v", err)
			}
			completedBuilds, failedBuilds := []*buildapi.Build{}, []*buildapi.Build{}
			for _, build := range buildItems {
				if buildCompleteStatusFilterSet.Has(string(build.Status.Phase)) {
					completedBuilds = append(completedBuilds, build)
				} else if buildFailedStatusFilterSet.Has(string(build.Status.Phase)) {
					failedBuilds = append(failedBuilds, build)
				}
			}
			sort.Sort(sortableBuilds(completedBuilds))
			sort.Sort(sortableBuilds(failedBuilds))
			purgeCompleted := []*buildapi.Build{}
			purgeFailed := []*buildapi.Build{}
			if keep >= 0 && keep < len(completedBuilds) {
				purgeCompleted = completedBuilds[keep:]
			}
			if keep >= 0 && keep < len(failedBuilds) {
				purgeFailed = failedBuilds[keep:]
			}
			for _, build := range purgeCompleted {
				expectedNames.Insert(build.Name)
			}
			for _, build := range purgeFailed {
				expectedNames.Insert(build.Name)
			}
		}

		resolver := NewPerBuildConfigResolver(dataSet, keep, keep)
		results, err := resolver.Resolve()
		if err != nil {
			t.Errorf("Unexpected error %v", err)
		}
		foundNames := util.StringSet{}
		for _, result := range results {
			foundNames.Insert(result.Name)
		}
		if len(foundNames) != len(expectedNames) || !expectedNames.HasAll(foundNames.List()...) {
			expectedValues := expectedNames.List()
			actualValues := foundNames.List()
			sort.Strings(expectedValues)
			sort.Strings(actualValues)
			t.Errorf("keep %v\n, expected \n\t%v\n, actual \n\t%v\n", keep, expectedValues, actualValues)
		}
	}
}
func CheckSetEq(lhs, rhs util.StringSet) bool {
	return lhs.HasAll(rhs.List()...) && rhs.HasAll(lhs.List()...)
}
Exemple #22
0
// Discover the projects available for the established session and take one to use. It
// fails in case of no existing projects, and print out useful information in case of
// multiple projects.
// Requires o.Username to be set.
func (o *LoginOptions) gatherProjectInfo() error {
	me, err := o.whoAmI()
	if err != nil {
		return err
	}

	if o.Username != me.Name {
		return fmt.Errorf("current user, %v, does not match expected user %v", me.Name, o.Username)
	}

	oClient, err := client.New(o.Config)
	if err != nil {
		return err
	}

	projects, err := oClient.Projects().List(labels.Everything(), fields.Everything())
	if err != nil {
		return err
	}

	projectsItems := projects.Items

	switch len(projectsItems) {
	case 0:
		fmt.Fprintf(o.Out, `You don't have any projects. You can try to create a new project, by running

    $ oc new-project <projectname>

`)
		o.Project = o.DefaultNamespace

	case 1:
		o.Project = projectsItems[0].Name
		fmt.Fprintf(o.Out, "Using project %q.\n", o.Project)

	default:
		projects := util.StringSet{}
		for _, project := range projectsItems {
			projects.Insert(project.Name)
		}

		namespace := o.DefaultNamespace
		if !projects.Has(namespace) {
			if namespace != kapi.NamespaceDefault && projects.Has(kapi.NamespaceDefault) {
				namespace = kapi.NamespaceDefault
			} else {
				namespace = projects.List()[0]
			}
		}

		if current, err := oClient.Projects().Get(namespace); err == nil {
			o.Project = current.Name
			fmt.Fprintf(o.Out, "Using project %q.\n", o.Project)
		} else if !kerrors.IsNotFound(err) && !clientcmd.IsForbidden(err) {
			return err
		}

		fmt.Fprintf(o.Out, "\nYou have access to the following projects and can switch between them with 'oc project <projectname>':\n\n")
		for _, p := range projects.List() {
			if o.Project == p {
				fmt.Fprintf(o.Out, "  * %s (current)\n", p)
			} else {
				fmt.Fprintf(o.Out, "  * %s\n", p)
			}
		}
		fmt.Fprintln(o.Out)
	}

	return nil
}
func Example() {
	// source simulates an apiserver object endpoint.
	source := framework.NewFakeControllerSource()

	// This will hold the downstream state, as we know it.
	downstream := cache.NewStore(framework.DeletionHandlingMetaNamespaceKeyFunc)

	// This will hold incoming changes. Note how we pass downstream in as a
	// KeyLister, that way resync operations will result in the correct set
	// of update/delete deltas.
	fifo := cache.NewDeltaFIFO(cache.MetaNamespaceKeyFunc, nil, downstream)

	// Let's do threadsafe output to get predictable test results.
	deletionCounter := make(chan string, 1000)

	cfg := &framework.Config{
		Queue:            fifo,
		ListerWatcher:    source,
		ObjectType:       &api.Pod{},
		FullResyncPeriod: time.Millisecond * 100,
		RetryOnError:     false,

		// Let's implement a simple controller that just deletes
		// everything that comes in.
		Process: func(obj interface{}) error {
			// Obj is from the Pop method of the Queue we make above.
			newest := obj.(cache.Deltas).Newest()

			if newest.Type != cache.Deleted {
				// Update our downstream store.
				err := downstream.Add(newest.Object)
				if err != nil {
					return err
				}

				// Delete this object.
				source.Delete(newest.Object.(runtime.Object))
			} else {
				// Update our downstream store.
				err := downstream.Delete(newest.Object)
				if err != nil {
					return err
				}

				// fifo's KeyOf is easiest, because it handles
				// DeletedFinalStateUnknown markers.
				key, err := fifo.KeyOf(newest.Object)
				if err != nil {
					return err
				}

				// Report this deletion.
				deletionCounter <- key
			}
			return nil
		},
	}

	// Create the controller and run it until we close stop.
	stop := make(chan struct{})
	defer close(stop)
	go framework.New(cfg).Run(stop)

	// Let's add a few objects to the source.
	testIDs := []string{"a-hello", "b-controller", "c-framework"}
	for _, name := range testIDs {
		// Note that these pods are not valid-- the fake source doesn't
		// call validation or anything.
		source.Add(&api.Pod{ObjectMeta: api.ObjectMeta{Name: name}})
	}

	// Let's wait for the controller to process the things we just added.
	outputSet := util.StringSet{}
	for i := 0; i < len(testIDs); i++ {
		outputSet.Insert(<-deletionCounter)
	}

	for _, key := range outputSet.List() {
		fmt.Println(key)
	}
	// Output:
	// a-hello
	// b-controller
	// c-framework
}
Exemple #24
0
func TestPerDeploymentConfigResolver(t *testing.T) {
	deploymentStatusOptions := []deployapi.DeploymentStatus{
		deployapi.DeploymentStatusComplete,
		deployapi.DeploymentStatusFailed,
		deployapi.DeploymentStatusNew,
		deployapi.DeploymentStatusPending,
		deployapi.DeploymentStatusRunning,
	}
	deploymentConfigs := []*deployapi.DeploymentConfig{
		mockDeploymentConfig("a", "deployment-config-1"),
		mockDeploymentConfig("b", "deployment-config-2"),
	}
	deploymentsPerStatus := 100
	deployments := []*kapi.ReplicationController{}
	for _, deploymentConfig := range deploymentConfigs {
		for _, deploymentStatusOption := range deploymentStatusOptions {
			for i := 0; i < deploymentsPerStatus; i++ {
				deployment := withStatus(mockDeployment(deploymentConfig.Namespace, fmt.Sprintf("%v-%v-%v", deploymentConfig.Name, deploymentStatusOption, i), deploymentConfig), deploymentStatusOption)
				deployments = append(deployments, deployment)
			}
		}
	}

	now := util.Now()
	for i := range deployments {
		creationTimestamp := util.NewTime(now.Time.Add(-1 * time.Duration(i) * time.Hour))
		deployments[i].CreationTimestamp = creationTimestamp
	}

	// test number to keep at varying ranges
	for keep := 0; keep < deploymentsPerStatus*2; keep++ {
		dataSet := NewDataSet(deploymentConfigs, deployments)

		expectedNames := util.StringSet{}
		deploymentCompleteStatusFilterSet := util.NewStringSet(string(deployapi.DeploymentStatusComplete))
		deploymentFailedStatusFilterSet := util.NewStringSet(string(deployapi.DeploymentStatusFailed))

		for _, deploymentConfig := range deploymentConfigs {
			deploymentItems, err := dataSet.ListDeploymentsByDeploymentConfig(deploymentConfig)
			if err != nil {
				t.Errorf("Unexpected err %v", err)
			}
			completedDeployments, failedDeployments := []*kapi.ReplicationController{}, []*kapi.ReplicationController{}
			for _, deployment := range deploymentItems {
				status := deployment.Annotations[deployapi.DeploymentStatusAnnotation]
				if deploymentCompleteStatusFilterSet.Has(status) {
					completedDeployments = append(completedDeployments, deployment)
				} else if deploymentFailedStatusFilterSet.Has(status) {
					failedDeployments = append(failedDeployments, deployment)
				}
			}
			sort.Sort(sortableReplicationControllers(completedDeployments))
			sort.Sort(sortableReplicationControllers(failedDeployments))
			purgeCompleted := []*kapi.ReplicationController{}
			purgeFailed := []*kapi.ReplicationController{}
			if keep >= 0 && keep < len(completedDeployments) {
				purgeCompleted = completedDeployments[keep:]
			}
			if keep >= 0 && keep < len(failedDeployments) {
				purgeFailed = failedDeployments[keep:]
			}
			for _, deployment := range purgeCompleted {
				expectedNames.Insert(deployment.Name)
			}
			for _, deployment := range purgeFailed {
				expectedNames.Insert(deployment.Name)
			}
		}

		resolver := NewPerDeploymentConfigResolver(dataSet, keep, keep)
		results, err := resolver.Resolve()
		if err != nil {
			t.Errorf("Unexpected error %v", err)
		}
		foundNames := util.StringSet{}
		for _, result := range results {
			foundNames.Insert(result.Name)
		}
		if len(foundNames) != len(expectedNames) || !expectedNames.HasAll(foundNames.List()...) {
			expectedValues := expectedNames.List()
			actualValues := foundNames.List()
			sort.Strings(expectedValues)
			sort.Strings(actualValues)
			t.Errorf("keep %v\n, expected \n\t%v\n, actual \n\t%v\n", keep, expectedValues, actualValues)
		}
	}
}
Exemple #25
0
func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	addFlags(pflag.CommandLine)

	util.InitFlags()
	util.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()

	go func() {
		defer util.FlushLogs()
		time.Sleep(3 * time.Minute)
		glog.Fatalf("This test has timed out.")
	}()

	glog.Infof("Running tests for APIVersion: %s", apiVersion)

	firstManifestURL := ServeCachedManifestFile(testPodSpecFile)
	secondManifestURL := ServeCachedManifestFile(testPodSpecFile)
	apiServerURL, _ := startComponents(firstManifestURL, secondManifestURL, apiVersion)

	// Ok. we're good to go.
	glog.Infof("API Server started on %s", apiServerURL)
	// Wait for the synchronization threads to come up.
	time.Sleep(time.Second * 10)

	kubeClient := client.NewOrDie(&client.Config{Host: apiServerURL, Version: apiVersion})

	// Run tests in parallel
	testFuncs := []testFunc{
		runReplicationControllerTest,
		runAtomicPutTest,
		runPatchTest,
		runServiceTest,
		runAPIVersionsTest,
		runMasterServiceTest,
		func(c *client.Client) {
			runSelfLinkTestOnNamespace(c, api.NamespaceDefault)
			runSelfLinkTestOnNamespace(c, "other")
		},
	}

	// Only run at most maxConcurrency tests in parallel.
	if maxConcurrency <= 0 {
		maxConcurrency = len(testFuncs)
	}
	glog.Infof("Running %d tests in parallel.", maxConcurrency)
	ch := make(chan struct{}, maxConcurrency)

	var wg sync.WaitGroup
	wg.Add(len(testFuncs))
	for i := range testFuncs {
		f := testFuncs[i]
		go func() {
			ch <- struct{}{}
			f(kubeClient)
			<-ch
			wg.Done()
		}()
	}
	wg.Wait()
	close(ch)

	// Check that kubelet tried to make the containers.
	// Using a set to list unique creation attempts. Our fake is
	// really stupid, so kubelet tries to create these multiple times.
	createdConts := util.StringSet{}
	for _, p := range fakeDocker1.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdConts.Insert(p[:n-8])
		}
	}
	for _, p := range fakeDocker2.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdConts.Insert(p[:n-8])
		}
	}
	// We expect 9: 2 pod infra containers + 2 containers from the replication controller +
	//              1 pod infra container + 2 containers from the URL on first Kubelet +
	//              1 pod infra container + 2 containers from the URL on second Kubelet +
	//              1 pod infra container + 1 container from the service test.
	// The total number of container created is 9

	if len(createdConts) != 12 {
		glog.Fatalf("Expected 12 containers; got %v\n\nlist of created containers:\n\n%#v\n\nDocker 1 Created:\n\n%#v\n\nDocker 2 Created:\n\n%#v\n\n", len(createdConts), createdConts.List(), fakeDocker1.Created, fakeDocker2.Created)
	}
	glog.Infof("OK - found created containers: %#v", createdConts.List())

	// This test doesn't run with the others because it can't run in
	// parallel and also it schedules extra pods which would change the
	// above pod counting logic.
	runSchedulerNoPhantomPodsTest(kubeClient)

	glog.Infof("\n\nLogging high latency metrics from the 10250 kubelet")
	e2e.HighLatencyKubeletOperations(nil, 1*time.Second, "localhost:10250")
	glog.Infof("\n\nLogging high latency metrics from the 10251 kubelet")
	e2e.HighLatencyKubeletOperations(nil, 1*time.Second, "localhost:10251")
}
func TestHammerController(t *testing.T) {
	// This test executes a bunch of requests through the fake source and
	// controller framework to make sure there's no locking/threading
	// errors. If an error happens, it should hang forever or trigger the
	// race detector.

	// source simulates an apiserver object endpoint.
	source := framework.NewFakeControllerSource()

	// Let's do threadsafe output to get predictable test results.
	outputSetLock := sync.Mutex{}
	// map of key to operations done on the key
	outputSet := map[string][]string{}

	recordFunc := func(eventType string, obj interface{}) {
		key, err := framework.DeletionHandlingMetaNamespaceKeyFunc(obj)
		if err != nil {
			t.Errorf("something wrong with key: %v", err)
			key = "oops something went wrong with the key"
		}

		// Record some output when items are deleted.
		outputSetLock.Lock()
		defer outputSetLock.Unlock()
		outputSet[key] = append(outputSet[key], eventType)
	}

	// Make a controller which just logs all the changes it gets.
	_, controller := framework.NewInformer(
		source,
		&api.Pod{},
		time.Millisecond*100,
		framework.ResourceEventHandlerFuncs{
			AddFunc:    func(obj interface{}) { recordFunc("add", obj) },
			UpdateFunc: func(oldObj, newObj interface{}) { recordFunc("update", newObj) },
			DeleteFunc: func(obj interface{}) { recordFunc("delete", obj) },
		},
	)

	if controller.HasSynced() {
		t.Errorf("Expected HasSynced() to return false before we started the controller")
	}

	// Run the controller and run it until we close stop.
	stop := make(chan struct{})
	go controller.Run(stop)

	// Let's wait for the controller to do its initial sync
	time.Sleep(100 * time.Millisecond)
	if !controller.HasSynced() {
		t.Errorf("Expected HasSynced() to return true after the initial sync")
	}

	wg := sync.WaitGroup{}
	const threads = 3
	wg.Add(threads)
	for i := 0; i < threads; i++ {
		go func() {
			defer wg.Done()
			// Let's add a few objects to the source.
			currentNames := util.StringSet{}
			rs := rand.NewSource(rand.Int63())
			f := fuzz.New().NilChance(.5).NumElements(0, 2).RandSource(rs)
			r := rand.New(rs) // Mustn't use r and f concurrently!
			for i := 0; i < 100; i++ {
				var name string
				var isNew bool
				if currentNames.Len() == 0 || r.Intn(3) == 1 {
					f.Fuzz(&name)
					isNew = true
				} else {
					l := currentNames.List()
					name = l[r.Intn(len(l))]
				}

				pod := &api.Pod{}
				f.Fuzz(pod)
				pod.ObjectMeta.Name = name
				pod.ObjectMeta.Namespace = "default"
				// Add, update, or delete randomly.
				// Note that these pods are not valid-- the fake source doesn't
				// call validation or perform any other checking.
				if isNew {
					currentNames.Insert(name)
					source.Add(pod)
					continue
				}
				switch r.Intn(2) {
				case 0:
					currentNames.Insert(name)
					source.Modify(pod)
				case 1:
					currentNames.Delete(name)
					source.Delete(pod)
				}
			}
		}()
	}
	wg.Wait()

	// Let's wait for the controller to finish processing the things we just added.
	time.Sleep(100 * time.Millisecond)
	close(stop)

	outputSetLock.Lock()
	t.Logf("got: %#v", outputSet)
}