Beispiel #1
0
func (c *MasterConfig) GetRestStorage() map[string]rest.Storage {
	defaultRegistry := env("OPENSHIFT_DEFAULT_REGISTRY", "${DOCKER_REGISTRY_SERVICE_HOST}:${DOCKER_REGISTRY_SERVICE_PORT}")
	svcCache := service.NewServiceResolverCache(c.KubeClient().Services(kapi.NamespaceDefault).Get)
	defaultRegistryFunc, err := svcCache.Defer(defaultRegistry)
	if err != nil {
		glog.Fatalf("OPENSHIFT_DEFAULT_REGISTRY variable is invalid %q: %v", defaultRegistry, err)
	}

	kubeletClient, err := kclient.NewKubeletClient(c.KubeletClientConfig)
	if err != nil {
		glog.Fatalf("Unable to configure Kubelet client: %v", err)
	}

	buildStorage := buildetcd.NewStorage(c.EtcdHelper)
	buildRegistry := buildregistry.NewRegistry(buildStorage)

	buildConfigStorage := buildconfigetcd.NewStorage(c.EtcdHelper)
	buildConfigRegistry := buildconfigregistry.NewRegistry(buildConfigStorage)

	deployConfigStorage := deployconfigetcd.NewStorage(c.EtcdHelper)
	deployConfigRegistry := deployconfigregistry.NewRegistry(deployConfigStorage)

	routeAllocator := c.RouteAllocator()

	routeEtcd := routeetcd.NewREST(c.EtcdHelper, routeAllocator)
	hostSubnetStorage := hostsubnetetcd.NewREST(c.EtcdHelper)
	netNamespaceStorage := netnamespaceetcd.NewREST(c.EtcdHelper)
	clusterNetworkStorage := clusternetworketcd.NewREST(c.EtcdHelper)

	userStorage := useretcd.NewREST(c.EtcdHelper)
	userRegistry := userregistry.NewRegistry(userStorage)
	identityStorage := identityetcd.NewREST(c.EtcdHelper)
	identityRegistry := identityregistry.NewRegistry(identityStorage)
	userIdentityMappingStorage := useridentitymapping.NewREST(userRegistry, identityRegistry)

	policyStorage := policyetcd.NewStorage(c.EtcdHelper)
	policyRegistry := policyregistry.NewRegistry(policyStorage)
	policyBindingStorage := policybindingetcd.NewStorage(c.EtcdHelper)
	policyBindingRegistry := policybindingregistry.NewRegistry(policyBindingStorage)

	clusterPolicyStorage := clusterpolicystorage.NewStorage(c.EtcdHelper)
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterPolicyStorage)
	clusterPolicyBindingStorage := clusterpolicybindingstorage.NewStorage(c.EtcdHelper)
	clusterPolicyBindingRegistry := clusterpolicybindingregistry.NewRegistry(clusterPolicyBindingStorage)

	roleStorage := rolestorage.NewVirtualStorage(policyRegistry)
	roleBindingStorage := rolebindingstorage.NewVirtualStorage(policyRegistry, policyBindingRegistry, clusterPolicyRegistry, clusterPolicyBindingRegistry)
	clusterRoleStorage := clusterrolestorage.NewClusterRoleStorage(clusterPolicyRegistry)
	clusterRoleBindingStorage := clusterrolebindingstorage.NewClusterRoleBindingStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)

	subjectAccessReviewStorage := subjectaccessreview.NewREST(c.Authorizer)
	subjectAccessReviewRegistry := subjectaccessreview.NewRegistry(subjectAccessReviewStorage)
	localSubjectAccessReviewStorage := localsubjectaccessreview.NewREST(subjectAccessReviewRegistry)
	resourceAccessReviewStorage := resourceaccessreview.NewREST(c.Authorizer)
	resourceAccessReviewRegistry := resourceaccessreview.NewRegistry(resourceAccessReviewStorage)
	localResourceAccessReviewStorage := localresourceaccessreview.NewREST(resourceAccessReviewRegistry)

	imageStorage := imageetcd.NewREST(c.EtcdHelper)
	imageRegistry := image.NewRegistry(imageStorage)
	imageStreamStorage, imageStreamStatusStorage := imagestreametcd.NewREST(c.EtcdHelper, imagestream.DefaultRegistryFunc(defaultRegistryFunc), subjectAccessReviewRegistry)
	imageStreamRegistry := imagestream.NewRegistry(imageStreamStorage, imageStreamStatusStorage)
	imageStreamMappingStorage := imagestreammapping.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamTagStorage := imagestreamtag.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamTagRegistry := imagestreamtag.NewRegistry(imageStreamTagStorage)
	imageStreamImageStorage := imagestreamimage.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamImageRegistry := imagestreamimage.NewRegistry(imageStreamImageStorage)

	buildGenerator := &buildgenerator.BuildGenerator{
		Client: buildgenerator.Client{
			GetBuildConfigFunc:      buildConfigRegistry.GetBuildConfig,
			UpdateBuildConfigFunc:   buildConfigRegistry.UpdateBuildConfig,
			GetBuildFunc:            buildRegistry.GetBuild,
			CreateBuildFunc:         buildRegistry.CreateBuild,
			GetImageStreamFunc:      imageStreamRegistry.GetImageStream,
			GetImageStreamImageFunc: imageStreamImageRegistry.GetImageStreamImage,
			GetImageStreamTagFunc:   imageStreamTagRegistry.GetImageStreamTag,
		},
		ServiceAccounts: c.KubeClient(),
		Secrets:         c.KubeClient(),
	}

	// TODO: with sharding, this needs to be changed
	deployConfigGenerator := &deployconfiggenerator.DeploymentConfigGenerator{
		Client: deployconfiggenerator.Client{
			DCFn:   deployConfigRegistry.GetDeploymentConfig,
			ISFn:   imageStreamRegistry.GetImageStream,
			LISFn2: imageStreamRegistry.ListImageStreams,
		},
	}
	_, kclient := c.DeploymentConfigControllerClients()
	deployRollback := &deployrollback.RollbackGenerator{}
	deployRollbackClient := deployrollback.Client{
		DCFn: deployConfigRegistry.GetDeploymentConfig,
		RCFn: clientDeploymentInterface{kclient}.GetDeployment,
		GRFn: deployRollback.GenerateRollback,
	}

	projectStorage := projectproxy.NewREST(kclient.Namespaces(), c.ProjectAuthorizationCache)

	namespace, templateName, err := configapi.ParseNamespaceAndName(c.Options.ProjectConfig.ProjectRequestTemplate)
	if err != nil {
		glog.Errorf("Error parsing project request template value: %v", err)
		// we can continue on, the storage that gets created will be valid, it simply won't work properly.  There's no reason to kill the master
	}
	projectRequestStorage := projectrequeststorage.NewREST(c.Options.ProjectConfig.ProjectRequestMessage, namespace, templateName, c.PrivilegedLoopbackOpenShiftClient, c.PrivilegedLoopbackKubernetesClient)

	bcClient := c.BuildConfigWebHookClient()
	buildConfigWebHooks := buildconfigregistry.NewWebHookREST(
		buildConfigRegistry,
		buildclient.NewOSClientBuildConfigInstantiatorClient(bcClient),
		map[string]webhook.Plugin{
			"generic": generic.New(),
			"github":  github.New(),
		},
	)

	storage := map[string]rest.Storage{
		"images":              imageStorage,
		"imageStreams":        imageStreamStorage,
		"imageStreams/status": imageStreamStatusStorage,
		"imageStreamImages":   imageStreamImageStorage,
		"imageStreamMappings": imageStreamMappingStorage,
		"imageStreamTags":     imageStreamTagStorage,

		"deploymentConfigs":         deployConfigStorage,
		"generateDeploymentConfigs": deployconfiggenerator.NewREST(deployConfigGenerator, c.EtcdHelper.Codec()),
		"deploymentConfigRollbacks": deployrollback.NewREST(deployRollbackClient, c.EtcdHelper.Codec()),

		"processedTemplates": templateregistry.NewREST(),
		"templates":          templateetcd.NewREST(c.EtcdHelper),

		"routes":        routeEtcd.Route,
		"routes/status": routeEtcd.Status,

		"projects":        projectStorage,
		"projectRequests": projectRequestStorage,

		"hostSubnets":     hostSubnetStorage,
		"netNamespaces":   netNamespaceStorage,
		"clusterNetworks": clusterNetworkStorage,

		"users":                userStorage,
		"groups":               groupetcd.NewREST(c.EtcdHelper),
		"identities":           identityStorage,
		"userIdentityMappings": userIdentityMappingStorage,

		"oAuthAuthorizeTokens":      authorizetokenetcd.NewREST(c.EtcdHelper),
		"oAuthAccessTokens":         accesstokenetcd.NewREST(c.EtcdHelper),
		"oAuthClients":              clientetcd.NewREST(c.EtcdHelper),
		"oAuthClientAuthorizations": clientauthetcd.NewREST(c.EtcdHelper),

		"resourceAccessReviews":      resourceAccessReviewStorage,
		"subjectAccessReviews":       subjectAccessReviewStorage,
		"localSubjectAccessReviews":  localSubjectAccessReviewStorage,
		"localResourceAccessReviews": localResourceAccessReviewStorage,

		"policies":       policyStorage,
		"policyBindings": policyBindingStorage,
		"roles":          roleStorage,
		"roleBindings":   roleBindingStorage,

		"clusterPolicies":       clusterPolicyStorage,
		"clusterPolicyBindings": clusterPolicyBindingStorage,
		"clusterRoleBindings":   clusterRoleBindingStorage,
		"clusterRoles":          clusterRoleStorage,
	}

	if configapi.IsBuildEnabled(&c.Options) {
		storage["builds"] = buildStorage
		storage["buildConfigs"] = buildConfigStorage
		storage["buildConfigs/webhooks"] = buildConfigWebHooks
		storage["builds/clone"] = buildclonestorage.NewStorage(buildGenerator)
		storage["buildConfigs/instantiate"] = buildinstantiatestorage.NewStorage(buildGenerator)
		storage["builds/log"] = buildlogregistry.NewREST(buildRegistry, c.BuildLogClient(), kubeletClient)
	}

	return storage
}
Beispiel #2
0
func (c *MasterConfig) GetRestStorage() map[string]rest.Storage {
	kubeletClient, err := kubeletclient.NewStaticKubeletClient(c.KubeletClientConfig)
	if err != nil {
		glog.Fatalf("Unable to configure Kubelet client: %v", err)
	}

	// TODO: allow the system CAs and the local CAs to be joined together.
	importTransport, err := restclient.TransportFor(&restclient.Config{})
	if err != nil {
		glog.Fatalf("Unable to configure a default transport for importing: %v", err)
	}
	insecureImportTransport, err := restclient.TransportFor(&restclient.Config{Insecure: true})
	if err != nil {
		glog.Fatalf("Unable to configure a default transport for importing: %v", err)
	}

	buildStorage, buildDetailsStorage, err := buildetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	buildRegistry := buildregistry.NewRegistry(buildStorage)

	buildConfigStorage, err := buildconfigetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	buildConfigRegistry := buildconfigregistry.NewRegistry(buildConfigStorage)

	deployConfigStorage, deployConfigStatusStorage, deployConfigScaleStorage, err := deployconfigetcd.NewREST(c.RESTOptionsGetter)

	dcInstantiateOriginClient, dcInstantiateKubeClient := c.DeploymentConfigInstantiateClients()
	dcInstantiateStorage := deployconfiginstantiate.NewREST(
		*deployConfigStorage.Store,
		dcInstantiateOriginClient,
		dcInstantiateKubeClient,
		c.ExternalVersionCodec,
		c.AdmissionControl,
	)

	checkStorageErr(err)
	deployConfigRegistry := deployconfigregistry.NewRegistry(deployConfigStorage)

	routeAllocator := c.RouteAllocator()

	routeStorage, routeStatusStorage, err := routeetcd.NewREST(c.RESTOptionsGetter, routeAllocator)
	checkStorageErr(err)

	hostSubnetStorage, err := hostsubnetetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	netNamespaceStorage, err := netnamespaceetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	clusterNetworkStorage, err := clusternetworketcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	egressNetworkPolicyStorage, err := egressnetworkpolicyetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)

	userStorage, err := useretcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	userRegistry := userregistry.NewRegistry(userStorage)
	identityStorage, err := identityetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	identityRegistry := identityregistry.NewRegistry(identityStorage)
	userIdentityMappingStorage := useridentitymapping.NewREST(userRegistry, identityRegistry)
	groupStorage, err := groupetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)

	policyStorage, err := policyetcd.NewStorage(c.RESTOptionsGetter)
	checkStorageErr(err)
	policyRegistry := policyregistry.NewRegistry(policyStorage)
	policyBindingStorage, err := policybindingetcd.NewStorage(c.RESTOptionsGetter)
	checkStorageErr(err)
	policyBindingRegistry := policybindingregistry.NewRegistry(policyBindingStorage)

	clusterPolicyStorage, err := clusterpolicystorage.NewStorage(c.RESTOptionsGetter)
	checkStorageErr(err)
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterPolicyStorage)
	clusterPolicyBindingStorage, err := clusterpolicybindingstorage.NewStorage(c.RESTOptionsGetter)
	checkStorageErr(err)
	clusterPolicyBindingRegistry := clusterpolicybindingregistry.NewRegistry(clusterPolicyBindingStorage)

	selfSubjectRulesReviewStorage := selfsubjectrulesreview.NewREST(c.RuleResolver, c.Informers.ClusterPolicies().Lister().ClusterPolicies())
	subjectRulesReviewStorage := subjectrulesreview.NewREST(c.RuleResolver, c.Informers.ClusterPolicies().Lister().ClusterPolicies())

	roleStorage := rolestorage.NewVirtualStorage(policyRegistry, c.RuleResolver)
	roleBindingStorage := rolebindingstorage.NewVirtualStorage(policyBindingRegistry, c.RuleResolver)
	clusterRoleStorage := clusterrolestorage.NewClusterRoleStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)
	clusterRoleBindingStorage := clusterrolebindingstorage.NewClusterRoleBindingStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)

	subjectAccessReviewStorage := subjectaccessreview.NewREST(c.Authorizer)
	subjectAccessReviewRegistry := subjectaccessreview.NewRegistry(subjectAccessReviewStorage)
	localSubjectAccessReviewStorage := localsubjectaccessreview.NewREST(subjectAccessReviewRegistry)
	resourceAccessReviewStorage := resourceaccessreview.NewREST(c.Authorizer)
	resourceAccessReviewRegistry := resourceaccessreview.NewRegistry(resourceAccessReviewStorage)
	localResourceAccessReviewStorage := localresourceaccessreview.NewREST(resourceAccessReviewRegistry)

	podSecurityPolicyReviewStorage := podsecuritypolicyreview.NewREST(oscc.NewDefaultSCCMatcher(c.Informers.SecurityContextConstraints().Lister()), clientadapter.FromUnversionedClient(c.PrivilegedLoopbackKubernetesClient))
	podSecurityPolicySubjectStorage := podsecuritypolicysubjectreview.NewREST(oscc.NewDefaultSCCMatcher(c.Informers.SecurityContextConstraints().Lister()), clientadapter.FromUnversionedClient(c.PrivilegedLoopbackKubernetesClient))
	podSecurityPolicySelfSubjectReviewStorage := podsecuritypolicyselfsubjectreview.NewREST(oscc.NewDefaultSCCMatcher(c.Informers.SecurityContextConstraints().Lister()), clientadapter.FromUnversionedClient(c.PrivilegedLoopbackKubernetesClient))

	imageStorage, err := imageetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	imageRegistry := image.NewRegistry(imageStorage)
	imageSignatureStorage := imagesignature.NewREST(c.PrivilegedLoopbackOpenShiftClient.Images())
	imageStreamSecretsStorage := imagesecret.NewREST(c.ImageStreamSecretClient())
	imageStreamStorage, imageStreamStatusStorage, internalImageStreamStorage, err := imagestreametcd.NewREST(c.RESTOptionsGetter, c.RegistryNameFn, subjectAccessReviewRegistry, c.LimitVerifier)
	checkStorageErr(err)
	imageStreamRegistry := imagestream.NewRegistry(imageStreamStorage, imageStreamStatusStorage, internalImageStreamStorage)
	imageStreamMappingStorage := imagestreammapping.NewREST(imageRegistry, imageStreamRegistry, c.RegistryNameFn)
	imageStreamTagStorage := imagestreamtag.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamTagRegistry := imagestreamtag.NewRegistry(imageStreamTagStorage)
	importerFn := func(r importer.RepositoryRetriever) imageimporter.Interface {
		return imageimporter.NewImageStreamImporter(r, c.Options.ImagePolicyConfig.MaxImagesBulkImportedPerRepository, flowcontrol.NewTokenBucketRateLimiter(2.0, 3))
	}
	importerDockerClientFn := func() dockerregistry.Client {
		return dockerregistry.NewClient(20*time.Second, false)
	}
	imageStreamImportStorage := imagestreamimport.NewREST(importerFn, imageStreamRegistry, internalImageStreamStorage, imageStorage, c.ImageStreamImportSecretClient(), importTransport, insecureImportTransport, importerDockerClientFn)
	imageStreamImageStorage := imagestreamimage.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamImageRegistry := imagestreamimage.NewRegistry(imageStreamImageStorage)

	buildGenerator := &buildgenerator.BuildGenerator{
		Client: buildgenerator.Client{
			GetBuildConfigFunc:      buildConfigRegistry.GetBuildConfig,
			UpdateBuildConfigFunc:   buildConfigRegistry.UpdateBuildConfig,
			GetBuildFunc:            buildRegistry.GetBuild,
			CreateBuildFunc:         buildRegistry.CreateBuild,
			GetImageStreamFunc:      imageStreamRegistry.GetImageStream,
			GetImageStreamImageFunc: imageStreamImageRegistry.GetImageStreamImage,
			GetImageStreamTagFunc:   imageStreamTagRegistry.GetImageStreamTag,
		},
		ServiceAccounts: c.KubeClient(),
		Secrets:         c.KubeClient(),
	}

	// TODO: with sharding, this needs to be changed
	deployConfigGenerator := &deployconfiggenerator.DeploymentConfigGenerator{
		Client: deployconfiggenerator.Client{
			DCFn:   deployConfigRegistry.GetDeploymentConfig,
			ISFn:   imageStreamRegistry.GetImageStream,
			LISFn2: imageStreamRegistry.ListImageStreams,
		},
	}
	configClient, kclient := c.DeploymentConfigClients()
	deployRollbackClient := deployrollback.Client{
		DCFn: deployConfigRegistry.GetDeploymentConfig,
		RCFn: clientDeploymentInterface{kclient}.GetDeployment,
		GRFn: deployrollback.NewRollbackGenerator().GenerateRollback,
	}
	deployConfigRollbackStorage := deployrollback.NewREST(configClient, kclient, c.ExternalVersionCodec)

	projectStorage := projectproxy.NewREST(c.PrivilegedLoopbackKubernetesClient.Namespaces(), c.ProjectAuthorizationCache, c.ProjectAuthorizationCache, c.ProjectCache)

	namespace, templateName, err := configapi.ParseNamespaceAndName(c.Options.ProjectConfig.ProjectRequestTemplate)
	if err != nil {
		glog.Errorf("Error parsing project request template value: %v", err)
		// we can continue on, the storage that gets created will be valid, it simply won't work properly.  There's no reason to kill the master
	}
	projectRequestStorage := projectrequeststorage.NewREST(c.Options.ProjectConfig.ProjectRequestMessage, namespace, templateName, c.PrivilegedLoopbackOpenShiftClient, c.PrivilegedLoopbackKubernetesClient, c.Informers.PolicyBindings().Lister())

	bcClient := c.BuildConfigWebHookClient()
	buildConfigWebHooks := buildconfigregistry.NewWebHookREST(
		buildConfigRegistry,
		buildclient.NewOSClientBuildConfigInstantiatorClient(bcClient),
		map[string]webhook.Plugin{
			"generic": generic.New(),
			"github":  github.New(),
		},
	)

	clientStorage, err := clientetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)
	clientRegistry := clientregistry.NewRegistry(clientStorage)

	// If OAuth is disabled, set the strategy to Deny
	saAccountGrantMethod := oauthapi.GrantHandlerDeny
	if c.Options.OAuthConfig != nil {
		// Otherwise, take the value provided in master-config.yaml
		saAccountGrantMethod = oauthapi.GrantHandlerType(c.Options.OAuthConfig.GrantConfig.ServiceAccountMethod)
	}

	combinedOAuthClientGetter := saoauth.NewServiceAccountOAuthClientGetter(c.KubeClient(), c.KubeClient(), clientRegistry, saAccountGrantMethod)
	authorizeTokenStorage, err := authorizetokenetcd.NewREST(c.RESTOptionsGetter, combinedOAuthClientGetter)
	checkStorageErr(err)
	accessTokenStorage, err := accesstokenetcd.NewREST(c.RESTOptionsGetter, combinedOAuthClientGetter)
	checkStorageErr(err)
	clientAuthorizationStorage, err := clientauthetcd.NewREST(c.RESTOptionsGetter, combinedOAuthClientGetter)
	checkStorageErr(err)

	templateStorage, err := templateetcd.NewREST(c.RESTOptionsGetter)
	checkStorageErr(err)

	storage := map[string]rest.Storage{
		"images":               imageStorage,
		"imagesignatures":      imageSignatureStorage,
		"imageStreams/secrets": imageStreamSecretsStorage,
		"imageStreams":         imageStreamStorage,
		"imageStreams/status":  imageStreamStatusStorage,
		"imageStreamImports":   imageStreamImportStorage,
		"imageStreamImages":    imageStreamImageStorage,
		"imageStreamMappings":  imageStreamMappingStorage,
		"imageStreamTags":      imageStreamTagStorage,

		"deploymentConfigs":             deployConfigStorage,
		"deploymentConfigs/scale":       deployConfigScaleStorage,
		"deploymentConfigs/status":      deployConfigStatusStorage,
		"deploymentConfigs/rollback":    deployConfigRollbackStorage,
		"deploymentConfigs/log":         deploylogregistry.NewREST(configClient, kclient, c.DeploymentLogClient(), kubeletClient),
		"deploymentConfigs/instantiate": dcInstantiateStorage,

		// TODO: Deprecate these
		"generateDeploymentConfigs": deployconfiggenerator.NewREST(deployConfigGenerator, c.ExternalVersionCodec),
		"deploymentConfigRollbacks": deployrollback.NewDeprecatedREST(deployRollbackClient, c.ExternalVersionCodec),

		"processedTemplates": templateregistry.NewREST(),
		"templates":          templateStorage,

		"routes":        routeStorage,
		"routes/status": routeStatusStorage,

		"projects":        projectStorage,
		"projectRequests": projectRequestStorage,

		"hostSubnets":           hostSubnetStorage,
		"netNamespaces":         netNamespaceStorage,
		"clusterNetworks":       clusterNetworkStorage,
		"egressNetworkPolicies": egressNetworkPolicyStorage,

		"users":                userStorage,
		"groups":               groupStorage,
		"identities":           identityStorage,
		"userIdentityMappings": userIdentityMappingStorage,

		"oAuthAuthorizeTokens":      authorizeTokenStorage,
		"oAuthAccessTokens":         accessTokenStorage,
		"oAuthClients":              clientStorage,
		"oAuthClientAuthorizations": clientAuthorizationStorage,

		"resourceAccessReviews":      resourceAccessReviewStorage,
		"subjectAccessReviews":       subjectAccessReviewStorage,
		"localSubjectAccessReviews":  localSubjectAccessReviewStorage,
		"localResourceAccessReviews": localResourceAccessReviewStorage,
		"selfSubjectRulesReviews":    selfSubjectRulesReviewStorage,
		"subjectRulesReviews":        subjectRulesReviewStorage,

		"podSecurityPolicyReviews":            podSecurityPolicyReviewStorage,
		"podSecurityPolicySubjectReviews":     podSecurityPolicySubjectStorage,
		"podSecurityPolicySelfSubjectReviews": podSecurityPolicySelfSubjectReviewStorage,

		"policies":       policyStorage,
		"policyBindings": policyBindingStorage,
		"roles":          roleStorage,
		"roleBindings":   roleBindingStorage,

		"clusterPolicies":       clusterPolicyStorage,
		"clusterPolicyBindings": clusterPolicyBindingStorage,
		"clusterRoleBindings":   clusterRoleBindingStorage,
		"clusterRoles":          clusterRoleStorage,

		"clusterResourceQuotas":        restInPeace(clusterresourcequotaregistry.NewStorage(c.RESTOptionsGetter)),
		"clusterResourceQuotas/status": updateInPeace(clusterresourcequotaregistry.NewStatusStorage(c.RESTOptionsGetter)),
		"appliedClusterResourceQuotas": appliedclusterresourcequotaregistry.NewREST(
			c.ClusterQuotaMappingController.GetClusterQuotaMapper(), c.Informers.ClusterResourceQuotas().Lister(), c.Informers.Namespaces().Lister()),
	}

	if configapi.IsBuildEnabled(&c.Options) {
		storage["builds"] = buildStorage
		storage["buildConfigs"] = buildConfigStorage
		storage["buildConfigs/webhooks"] = buildConfigWebHooks
		storage["builds/clone"] = buildclone.NewStorage(buildGenerator)
		storage["buildConfigs/instantiate"] = buildconfiginstantiate.NewStorage(buildGenerator)
		storage["buildConfigs/instantiatebinary"] = buildconfiginstantiate.NewBinaryStorage(buildGenerator, buildStorage, c.BuildLogClient(), kubeletClient)
		storage["builds/log"] = buildlogregistry.NewREST(buildStorage, buildStorage, c.BuildLogClient(), kubeletClient)
		storage["builds/details"] = buildDetailsStorage
	}

	return storage
}
func OverwriteBootstrapPolicy(optsGetter restoptions.Getter, policyFile, createBootstrapPolicyCommand string, change bool, out io.Writer) error {
	if !change {
		fmt.Fprintf(out, "Performing a dry run of policy overwrite:\n\n")
	}

	mapper := cmdclientcmd.ShortcutExpander{RESTMapper: kubectl.ShortcutExpander{RESTMapper: registered.RESTMapper()}}
	typer := kapi.Scheme
	clientMapper := resource.ClientMapperFunc(func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		return nil, nil
	})

	r := resource.NewBuilder(mapper, typer, clientMapper, kapi.Codecs.UniversalDecoder()).
		FilenameParam(false, false, policyFile).
		Flatten().
		Do()

	if r.Err() != nil {
		return r.Err()
	}

	policyStorage, err := policyetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	policyRegistry := policyregistry.NewRegistry(policyStorage)

	policyBindingStorage, err := policybindingetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	policyBindingRegistry := policybindingregistry.NewRegistry(policyBindingStorage)

	clusterPolicyStorage, err := clusterpolicyetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterPolicyStorage)

	clusterPolicyBindingStorage, err := clusterpolicybindingetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	clusterPolicyBindingRegistry := clusterpolicybindingregistry.NewRegistry(clusterPolicyBindingStorage)

	ruleResolver := rulevalidation.NewDefaultRuleResolver(
		policyListerNamespacer{registry: policyRegistry},
		policyBindingListerNamespacer{registry: policyBindingRegistry},
		clusterpolicyregistry.ReadOnlyClusterPolicy{Registry: clusterPolicyRegistry},
		clusterpolicybindingregistry.ReadOnlyClusterPolicyBinding{Registry: clusterPolicyBindingRegistry},
	)

	roleStorage := rolestorage.NewVirtualStorage(policyRegistry, ruleResolver)
	roleBindingStorage := rolebindingstorage.NewVirtualStorage(policyBindingRegistry, ruleResolver)
	clusterRoleStorage := clusterrolestorage.NewClusterRoleStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)
	clusterRoleBindingStorage := clusterrolebindingstorage.NewClusterRoleBindingStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		template, ok := info.Object.(*templateapi.Template)
		if !ok {
			return errors.New("policy must be contained in a template.  One can be created with '" + createBootstrapPolicyCommand + "'.")
		}
		runtime.DecodeList(template.Objects, kapi.Codecs.UniversalDecoder())

		for _, item := range template.Objects {
			switch t := item.(type) {
			case *authorizationapi.Role:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					roleStorage.Delete(ctx, t.Name, nil)
					if _, err := roleStorage.CreateRoleWithEscalation(ctx, t); err != nil {
						return err
					}
				} else {
					fmt.Fprintf(out, "Overwrite role %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRole(t); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}
			case *authorizationapi.RoleBinding:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					roleBindingStorage.Delete(ctx, t.Name, nil)
					if _, err := roleBindingStorage.CreateRoleBindingWithEscalation(ctx, t); err != nil {
						return err
					}
				} else {
					fmt.Fprintf(out, "Overwrite role binding %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRoleBinding(t, nil, nil); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}

			case *authorizationapi.ClusterRole:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					clusterRoleStorage.Delete(ctx, t.Name, nil)
					if _, err := clusterRoleStorage.CreateClusterRoleWithEscalation(ctx, t); err != nil {
						return err
					}
				} else {
					fmt.Fprintf(out, "Overwrite role %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRole(authorizationapi.ToRole(t)); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}
			case *authorizationapi.ClusterRoleBinding:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					clusterRoleBindingStorage.Delete(ctx, t.Name, nil)
					if _, err := clusterRoleBindingStorage.CreateClusterRoleBindingWithEscalation(ctx, t); err != nil {
						return err
					}
				} else {
					fmt.Fprintf(out, "Overwrite role binding %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRoleBinding(authorizationapi.ToRoleBinding(t), nil, nil); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}

			default:
				return fmt.Errorf("only roles and rolebindings may be created in this mode, not: %v", reflect.TypeOf(t))
			}
		}
		if !change {
			fmt.Fprintf(out, "To make the changes described above, pass --force\n")
		}
		return nil
	})
}
Beispiel #4
0
func (c *MasterConfig) GetRestStorage() map[string]rest.Storage {
	defaultRegistry := env("OPENSHIFT_DEFAULT_REGISTRY", "${DOCKER_REGISTRY_SERVICE_HOST}:${DOCKER_REGISTRY_SERVICE_PORT}")
	svcCache := service.NewServiceResolverCache(c.KubeClient().Services(kapi.NamespaceDefault).Get)
	defaultRegistryFunc, err := svcCache.Defer(defaultRegistry)
	if err != nil {
		glog.Fatalf("OPENSHIFT_DEFAULT_REGISTRY variable is invalid %q: %v", defaultRegistry, err)
	}

	kubeletClient, err := kubeletclient.NewStaticKubeletClient(c.KubeletClientConfig)
	if err != nil {
		glog.Fatalf("Unable to configure Kubelet client: %v", err)
	}

	// TODO: allow the system CAs and the local CAs to be joined together.
	importTransport, err := restclient.TransportFor(&restclient.Config{})
	if err != nil {
		glog.Fatalf("Unable to configure a default transport for importing: %v", err)
	}
	insecureImportTransport, err := restclient.TransportFor(&restclient.Config{Insecure: true})
	if err != nil {
		glog.Fatalf("Unable to configure a default transport for importing: %v", err)
	}

	applicationStorage := application.NewREST(c.EtcdHelper, c.PrivilegedLoopbackOpenShiftClient, c.PrivilegedLoopbackKubernetesClient)
	serviceBrokerStorage := servicebroker.NewREST(c.EtcdHelper, c.BackingServiceInstanceControllerClients())
	backingServiceStorage := backingservice.NewREST(c.EtcdHelper, c.BackingServiceInstanceControllerClients())

	buildStorage, buildDetailsStorage := buildetcd.NewREST(c.EtcdHelper)
	buildRegistry := buildregistry.NewRegistry(buildStorage)

	buildConfigStorage := buildconfigetcd.NewREST(c.EtcdHelper)
	buildConfigRegistry := buildconfigregistry.NewRegistry(buildConfigStorage)

	deployConfigStorage, deployConfigScaleStorage := deployconfigetcd.NewREST(c.EtcdHelper, c.DeploymentConfigScaleClient())
	deployConfigRegistry := deployconfigregistry.NewRegistry(deployConfigStorage)

	routeAllocator := c.RouteAllocator()

	routeStorage, routeStatusStorage := routeetcd.NewREST(c.EtcdHelper, routeAllocator)
	hostSubnetStorage := hostsubnetetcd.NewREST(c.EtcdHelper)
	netNamespaceStorage := netnamespaceetcd.NewREST(c.EtcdHelper)
	clusterNetworkStorage := clusternetworketcd.NewREST(c.EtcdHelper)

	userStorage := useretcd.NewREST(c.EtcdHelper)
	userRegistry := userregistry.NewRegistry(userStorage)
	identityStorage := identityetcd.NewREST(c.EtcdHelper)
	identityRegistry := identityregistry.NewRegistry(identityStorage)
	userIdentityMappingStorage := useridentitymapping.NewREST(userRegistry, identityRegistry)

	policyStorage := policyetcd.NewStorage(c.EtcdHelper)
	policyRegistry := policyregistry.NewRegistry(policyStorage)
	policyBindingStorage := policybindingetcd.NewStorage(c.EtcdHelper)
	policyBindingRegistry := policybindingregistry.NewRegistry(policyBindingStorage)

	clusterPolicyStorage := clusterpolicystorage.NewStorage(c.EtcdHelper)
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterPolicyStorage)
	clusterPolicyBindingStorage := clusterpolicybindingstorage.NewStorage(c.EtcdHelper)
	clusterPolicyBindingRegistry := clusterpolicybindingregistry.NewRegistry(clusterPolicyBindingStorage)

	ruleResolver := rulevalidation.NewDefaultRuleResolver(
		policyRegistry,
		policyBindingRegistry,
		clusterPolicyRegistry,
		clusterPolicyBindingRegistry,
	)

	roleStorage := rolestorage.NewVirtualStorage(policyRegistry, ruleResolver)
	roleBindingStorage := rolebindingstorage.NewVirtualStorage(policyBindingRegistry, ruleResolver)
	clusterRoleStorage := clusterrolestorage.NewClusterRoleStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)
	clusterRoleBindingStorage := clusterrolebindingstorage.NewClusterRoleBindingStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry)

	subjectAccessReviewStorage := subjectaccessreview.NewREST(c.Authorizer)
	subjectAccessReviewRegistry := subjectaccessreview.NewRegistry(subjectAccessReviewStorage)
	localSubjectAccessReviewStorage := localsubjectaccessreview.NewREST(subjectAccessReviewRegistry)
	resourceAccessReviewStorage := resourceaccessreview.NewREST(c.Authorizer)
	resourceAccessReviewRegistry := resourceaccessreview.NewRegistry(resourceAccessReviewStorage)
	localResourceAccessReviewStorage := localresourceaccessreview.NewREST(resourceAccessReviewRegistry)

	imageStorage := imageetcd.NewREST(c.EtcdHelper)
	imageRegistry := image.NewRegistry(imageStorage)
	imageStreamSecretsStorage := imagesecret.NewREST(c.ImageStreamSecretClient())
	imageStreamStorage, imageStreamStatusStorage, internalImageStreamStorage := imagestreametcd.NewREST(c.EtcdHelper, imagestream.DefaultRegistryFunc(defaultRegistryFunc), subjectAccessReviewRegistry)
	imageStreamRegistry := imagestream.NewRegistry(imageStreamStorage, imageStreamStatusStorage, internalImageStreamStorage)
	imageStreamMappingStorage := imagestreammapping.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamTagStorage := imagestreamtag.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamTagRegistry := imagestreamtag.NewRegistry(imageStreamTagStorage)
	importerFn := func(r importer.RepositoryRetriever) imageimporter.Interface {
		return imageimporter.NewImageStreamImporter(r, c.Options.ImagePolicyConfig.MaxImagesBulkImportedPerRepository, util.NewTokenBucketRateLimiter(2.0, 3))
	}
	importerDockerClientFn := func() dockerregistry.Client {
		return dockerregistry.NewClient(20*time.Second, false)
	}
	imageStreamImportStorage := imagestreamimport.NewREST(importerFn, imageStreamRegistry, internalImageStreamStorage, imageStorage, c.ImageStreamImportSecretClient(), importTransport, insecureImportTransport, importerDockerClientFn)
	imageStreamImageStorage := imagestreamimage.NewREST(imageRegistry, imageStreamRegistry)
	imageStreamImageRegistry := imagestreamimage.NewRegistry(imageStreamImageStorage)

	backingServiceInstanceEtcd := backingserviceinstanceetcd.NewREST(c.EtcdHelper)
	backingServiceInstanceRegistry := backingserviceinstanceregistry.NewRegistry(backingServiceInstanceEtcd)
	backingServiceInstanceBindingEtcd := backingserviceinstanceetcd.NewBindingREST(backingServiceInstanceRegistry, deployConfigRegistry)

	buildGenerator := &buildgenerator.BuildGenerator{
		Client: buildgenerator.Client{
			GetBuildConfigFunc:      buildConfigRegistry.GetBuildConfig,
			UpdateBuildConfigFunc:   buildConfigRegistry.UpdateBuildConfig,
			GetBuildFunc:            buildRegistry.GetBuild,
			CreateBuildFunc:         buildRegistry.CreateBuild,
			GetImageStreamFunc:      imageStreamRegistry.GetImageStream,
			GetImageStreamImageFunc: imageStreamImageRegistry.GetImageStreamImage,
			GetImageStreamTagFunc:   imageStreamTagRegistry.GetImageStreamTag,
		},
		ServiceAccounts: c.KubeClient(),
		Secrets:         c.KubeClient(),
	}

	// TODO: with sharding, this needs to be changed
	deployConfigGenerator := &deployconfiggenerator.DeploymentConfigGenerator{
		Client: deployconfiggenerator.Client{
			DCFn:   deployConfigRegistry.GetDeploymentConfig,
			ISFn:   imageStreamRegistry.GetImageStream,
			LISFn2: imageStreamRegistry.ListImageStreams,
		},
	}
	configClient, kclient := c.DeploymentConfigClients()
	deployRollback := &deployrollback.RollbackGenerator{}
	deployRollbackClient := deployrollback.Client{
		DCFn: deployConfigRegistry.GetDeploymentConfig,
		RCFn: clientDeploymentInterface{kclient}.GetDeployment,
		GRFn: deployRollback.GenerateRollback,
	}

	projectStorage := projectproxy.NewREST(kclient.Namespaces(), c.ProjectAuthorizationCache)

	namespace, templateName, err := configapi.ParseNamespaceAndName(c.Options.ProjectConfig.ProjectRequestTemplate)
	if err != nil {
		glog.Errorf("Error parsing project request template value: %v", err)
		// we can continue on, the storage that gets created will be valid, it simply won't work properly.  There's no reason to kill the master
	}
	projectRequestStorage := projectrequeststorage.NewREST(c.Options.ProjectConfig.ProjectRequestMessage, namespace, templateName, c.PrivilegedLoopbackOpenShiftClient, c.PrivilegedLoopbackKubernetesClient)

	bcClient := c.BuildConfigWebHookClient()
	buildConfigWebHooks := buildconfigregistry.NewWebHookREST(
		buildConfigRegistry,
		buildclient.NewOSClientBuildConfigInstantiatorClient(bcClient),
		map[string]webhook.Plugin{
			"generic": generic.New(),
			"github":  github.New(),
		},
	)

	storage := map[string]rest.Storage{
		"images":               imageStorage,
		"imageStreams/secrets": imageStreamSecretsStorage,
		"imageStreams":         imageStreamStorage,
		"imageStreams/status":  imageStreamStatusStorage,
		"imageStreamImports":   imageStreamImportStorage,
		"imageStreamImages":    imageStreamImageStorage,
		"imageStreamMappings":  imageStreamMappingStorage,
		"imageStreamTags":      imageStreamTagStorage,

		"applications":                    applicationStorage,
		"serviceBrokers":                  serviceBrokerStorage,
		"backingServices":                 backingServiceStorage,
		"backingServiceInstances":         backingServiceInstanceEtcd,
		"backingServiceInstances/binding": backingServiceInstanceBindingEtcd,

		"deploymentConfigs":         deployConfigStorage,
		"deploymentConfigs/scale":   deployConfigScaleStorage,
		"generateDeploymentConfigs": deployconfiggenerator.NewREST(deployConfigGenerator, c.EtcdHelper.Codec()),
		"deploymentConfigRollbacks": deployrollback.NewREST(deployRollbackClient, c.EtcdHelper.Codec()),
		"deploymentConfigs/log":     deploylogregistry.NewREST(configClient, kclient, c.DeploymentLogClient(), kubeletClient),

		"processedTemplates": templateregistry.NewREST(),
		"templates":          templateetcd.NewREST(c.EtcdHelper),

		"routes":        routeStorage,
		"routes/status": routeStatusStorage,

		"projects":        projectStorage,
		"projectRequests": projectRequestStorage,

		"hostSubnets":     hostSubnetStorage,
		"netNamespaces":   netNamespaceStorage,
		"clusterNetworks": clusterNetworkStorage,

		"users":                userStorage,
		"groups":               groupetcd.NewREST(c.EtcdHelper),
		"identities":           identityStorage,
		"userIdentityMappings": userIdentityMappingStorage,

		"oAuthAuthorizeTokens":      authorizetokenetcd.NewREST(c.EtcdHelper),
		"oAuthAccessTokens":         accesstokenetcd.NewREST(c.EtcdHelper),
		"oAuthClients":              clientetcd.NewREST(c.EtcdHelper),
		"oAuthClientAuthorizations": clientauthetcd.NewREST(c.EtcdHelper),

		"resourceAccessReviews":      resourceAccessReviewStorage,
		"subjectAccessReviews":       subjectAccessReviewStorage,
		"localSubjectAccessReviews":  localSubjectAccessReviewStorage,
		"localResourceAccessReviews": localResourceAccessReviewStorage,

		"policies":       policyStorage,
		"policyBindings": policyBindingStorage,
		"roles":          roleStorage,
		"roleBindings":   roleBindingStorage,

		"clusterPolicies":       clusterPolicyStorage,
		"clusterPolicyBindings": clusterPolicyBindingStorage,
		"clusterRoleBindings":   clusterRoleBindingStorage,
		"clusterRoles":          clusterRoleStorage,
	}

	if configapi.IsBuildEnabled(&c.Options) {
		storage["builds"] = buildStorage
		storage["buildConfigs"] = buildConfigStorage
		storage["buildConfigs/webhooks"] = buildConfigWebHooks
		storage["builds/clone"] = buildclone.NewStorage(buildGenerator)
		storage["buildConfigs/instantiate"] = buildconfiginstantiate.NewStorage(buildGenerator)
		storage["buildConfigs/instantiatebinary"] = buildconfiginstantiate.NewBinaryStorage(buildGenerator, buildStorage, c.BuildLogClient(), kubeletClient)
		storage["builds/log"] = buildlogregistry.NewREST(buildStorage, buildStorage, c.BuildLogClient(), kubeletClient)
		storage["builds/details"] = buildDetailsStorage
	}

	return storage
}
func OverwriteBootstrapPolicy(optsGetter restoptions.Getter, policyFile, createBootstrapPolicyCommand string, change bool, out io.Writer) error {
	if !change {
		fmt.Fprintf(out, "Performing a dry run of policy overwrite:\n\n")
	}

	mapper := cmdclientcmd.ShortcutExpander{RESTMapper: kubectl.ShortcutExpander{RESTMapper: registered.RESTMapper()}}
	typer := kapi.Scheme
	clientMapper := resource.ClientMapperFunc(func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		return nil, nil
	})

	r := resource.NewBuilder(mapper, typer, clientMapper, kapi.Codecs.UniversalDecoder()).
		FilenameParam(false, false, policyFile).
		Flatten().
		Do()

	if r.Err() != nil {
		return r.Err()
	}

	policyStorage, err := policyetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	policyRegistry := policyregistry.NewRegistry(policyStorage)

	policyBindingStorage, err := policybindingetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	policyBindingRegistry := policybindingregistry.NewRegistry(policyBindingStorage)

	clusterPolicyStorage, err := clusterpolicyetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterPolicyStorage)

	clusterPolicyBindingStorage, err := clusterpolicybindingetcd.NewStorage(optsGetter)
	if err != nil {
		return err
	}
	clusterPolicyBindingRegistry := clusterpolicybindingregistry.NewRegistry(clusterPolicyBindingStorage)

	ruleResolver := rulevalidation.NewDefaultRuleResolver(
		policyListerNamespacer{registry: policyRegistry},
		policyBindingListerNamespacer{registry: policyBindingRegistry},
		clusterpolicyregistry.ReadOnlyClusterPolicy{Registry: clusterPolicyRegistry},
		clusterpolicybindingregistry.ReadOnlyClusterPolicyBinding{Registry: clusterPolicyBindingRegistry},
	)

	roleStorage := rolestorage.NewVirtualStorage(policyRegistry, ruleResolver, nil, authorizationapi.Resource("role"))
	roleBindingStorage := rolebindingstorage.NewVirtualStorage(policyBindingRegistry, ruleResolver, nil, authorizationapi.Resource("rolebinding"))
	clusterRoleStorage := clusterrolestorage.NewClusterRoleStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry, nil)
	clusterRoleBindingStorage := clusterrolebindingstorage.NewClusterRoleBindingStorage(clusterPolicyRegistry, clusterPolicyBindingRegistry, nil)

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		template, ok := info.Object.(*templateapi.Template)
		if !ok {
			return errors.New("policy must be contained in a template.  One can be created with '" + createBootstrapPolicyCommand + "'.")
		}
		runtime.DecodeList(template.Objects, kapi.Codecs.UniversalDecoder())

		// For each object, we attempt the following to maximize our ability to persist the desired objects, while minimizing etcd write thrashing:
		// 1. Create the object (no-ops if the object already exists)
		// 2. If the object already exists, attempt to update the object (no-ops if an identical object is already persisted)
		// 3. If we encounter any error updating, delete and recreate
		errs := []error{}
		for _, item := range template.Objects {
			switch t := item.(type) {
			case *authorizationapi.Role:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					// Attempt to create
					_, err := roleStorage.CreateRoleWithEscalation(ctx, t)
					// Unconditional replace if it already exists
					if kapierrors.IsAlreadyExists(err) {
						_, _, err = roleStorage.UpdateRoleWithEscalation(ctx, t)
					}
					// Delete and recreate as a last resort
					if err != nil {
						roleStorage.Delete(ctx, t.Name, nil)
						_, err = roleStorage.CreateRoleWithEscalation(ctx, t)
					}
					// Gather any error
					if err != nil {
						errs = append(errs, err)
					}
				} else {
					fmt.Fprintf(out, "Overwrite role %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRole(t); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}
			case *authorizationapi.RoleBinding:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					// Attempt to create
					_, err := roleBindingStorage.CreateRoleBindingWithEscalation(ctx, t)
					// Unconditional replace if it already exists
					if kapierrors.IsAlreadyExists(err) {
						_, _, err = roleBindingStorage.UpdateRoleBindingWithEscalation(ctx, t)
					}
					// Delete and recreate as a last resort
					if err != nil {
						roleBindingStorage.Delete(ctx, t.Name, nil)
						_, err = roleBindingStorage.CreateRoleBindingWithEscalation(ctx, t)
					}
					// Gather any error
					if err != nil {
						errs = append(errs, err)
					}
				} else {
					fmt.Fprintf(out, "Overwrite role binding %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRoleBinding(t, nil, nil); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}

			case *authorizationapi.ClusterRole:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					// Attempt to create
					_, err := clusterRoleStorage.CreateClusterRoleWithEscalation(ctx, t)
					// Unconditional replace if it already exists
					if kapierrors.IsAlreadyExists(err) {
						_, _, err = clusterRoleStorage.UpdateClusterRoleWithEscalation(ctx, t)
					}
					// Delete and recreate as a last resort
					if err != nil {
						clusterRoleStorage.Delete(ctx, t.Name, nil)
						_, err = clusterRoleStorage.CreateClusterRoleWithEscalation(ctx, t)
					}
					// Gather any error
					if err != nil {
						errs = append(errs, err)
					}
				} else {
					fmt.Fprintf(out, "Overwrite role %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRole(authorizationapi.ToRole(t)); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}
			case *authorizationapi.ClusterRoleBinding:
				ctx := kapi.WithNamespace(kapi.NewContext(), t.Namespace)
				if change {
					// Attempt to create
					_, err := clusterRoleBindingStorage.CreateClusterRoleBindingWithEscalation(ctx, t)
					// Unconditional replace if it already exists
					if kapierrors.IsAlreadyExists(err) {
						_, _, err = clusterRoleBindingStorage.UpdateClusterRoleBindingWithEscalation(ctx, t)
					}
					// Delete and recreate as a last resort
					if err != nil {
						clusterRoleBindingStorage.Delete(ctx, t.Name, nil)
						_, err = clusterRoleBindingStorage.CreateClusterRoleBindingWithEscalation(ctx, t)
					}
					// Gather any error
					if err != nil {
						errs = append(errs, err)
					}
				} else {
					fmt.Fprintf(out, "Overwrite role binding %s/%s\n", t.Namespace, t.Name)
					if s, err := describe.DescribeRoleBinding(authorizationapi.ToRoleBinding(t), nil, nil); err == nil {
						fmt.Fprintf(out, "%s\n", s)
					}
				}

			default:
				errs = append(errs, fmt.Errorf("only roles and rolebindings may be created in this mode, not: %v", reflect.TypeOf(t)))
			}
		}
		if !change {
			fmt.Fprintf(out, "To make the changes described above, pass --force\n")
		}
		return kerrors.NewAggregate(errs)
	})
}