Exemplo n.º 1
0
func TestUserInitialization(t *testing.T) {
	testutil.RequireEtcd(t)
	defer testutil.DumpEtcdOnFailure(t)
	masterConfig, clusterAdminKubeConfig, err := testserver.StartTestMasterAPI()
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	clusterAdminClient, err := testutil.GetClusterAdminClient(clusterAdminKubeConfig)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	optsGetter := originrest.StorageOptions(*masterConfig)

	userStorage, err := useretcd.NewREST(optsGetter)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	userRegistry := userregistry.NewRegistry(userStorage)

	identityStorage, err := identityetcd.NewREST(optsGetter)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	identityRegistry := identityregistry.NewRegistry(identityStorage)

	lookup, err := identitymapper.NewIdentityUserMapper(identityRegistry, userRegistry, identitymapper.MappingMethodLookup)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	generate, err := identitymapper.NewIdentityUserMapper(identityRegistry, userRegistry, identitymapper.MappingMethodGenerate)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	add, err := identitymapper.NewIdentityUserMapper(identityRegistry, userRegistry, identitymapper.MappingMethodAdd)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	claim, err := identitymapper.NewIdentityUserMapper(identityRegistry, userRegistry, identitymapper.MappingMethodClaim)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	testcases := map[string]struct {
		Identity authapi.UserIdentityInfo
		Mapper   authapi.UserIdentityMapper

		CreateIdentity *api.Identity
		CreateUser     *api.User
		CreateMapping  *api.UserIdentityMapping
		UpdateUser     *api.User

		ExpectedErr        error
		ExpectedUserName   string
		ExpectedFullName   string
		ExpectedIdentities []string
	}{
		"lookup missing identity": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   lookup,

			ExpectedErr: identitymapper.NewLookupError(makeIdentityInfo("idp", "bob", nil), kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob")),
		},
		"lookup existing identity": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   lookup,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate missing identity and user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate missing identity and user with preferred username and display name": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityDisplayNameKey: "Bob, Sr.", authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   generate,

			ExpectedUserName:   "******",
			ExpectedFullName:   "Bob, Sr.",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate missing identity for existing user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateUser: makeUser("bob", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate missing identity with conflicting user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateUser: makeUser("bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate missing identity with conflicting user and preferred username": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   generate,

			CreateUser: makeUser("admin"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate with existing unmapped identity": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateIdentity: makeIdentity("idp", "bob"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"generate with existing mapped identity with invalid user UID": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentityWithUserReference("idp", "bob", "mappeduser", "invalidUID"),

			ExpectedErr:        kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
			ExpectedIdentities: []string{"idp:bob"},
		},
		"generate with existing mapped identity without user backreference": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),
			// Update user to a version which does not reference the identity
			UpdateUser: makeUser("mappeduser"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"generate returns existing mapping": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   generate,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},

		"add missing identity and user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"add missing identity and user with preferred username and display name": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityDisplayNameKey: "Bob, Sr.", authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   add,

			ExpectedUserName:   "******",
			ExpectedFullName:   "Bob, Sr.",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"add missing identity for existing user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateUser: makeUser("bob", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"add missing identity with conflicting user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateUser: makeUser("bob", "otheridp:otheruser"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"otheridp:otheruser", "idp:bob"},
		},
		"add missing identity with conflicting user and preferred username": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   add,

			CreateUser: makeUser("admin", "otheridp:otheruser"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"otheridp:otheruser", "idp:bob"},
		},
		"add with existing unmapped identity": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateIdentity: makeIdentity("idp", "bob"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"add with existing mapped identity with invalid user UID": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentityWithUserReference("idp", "bob", "mappeduser", "invalidUID"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"add with existing mapped identity without user backreference": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),
			// Update user to a version which does not reference the identity
			UpdateUser: makeUser("mappeduser"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"add returns existing mapping": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   add,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},

		"claim missing identity and user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"claim missing identity and user with preferred username and display name": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityDisplayNameKey: "Bob, Sr.", authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   claim,

			ExpectedUserName:   "******",
			ExpectedFullName:   "Bob, Sr.",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"claim missing identity for existing user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser: makeUser("bob", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"claim missing identity with existing available user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser: makeUser("bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
		"claim missing identity with conflicting user": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser: makeUser("bob", "otheridp:otheruser"),

			ExpectedErr: identitymapper.NewClaimError(makeUser("bob", "otheridp:otheruser"), makeIdentity("idp", "bob")),
		},
		"claim missing identity with conflicting user and preferred username": {
			Identity: makeIdentityInfo("idp", "bob", map[string]string{authapi.IdentityPreferredUsernameKey: "admin"}),
			Mapper:   claim,

			CreateUser: makeUser("admin", "otheridp:otheruser"),

			ExpectedErr: identitymapper.NewClaimError(makeUser("admin", "otheridp:otheruser"), makeIdentity("idp", "bob")),
		},
		"claim with existing unmapped identity": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateIdentity: makeIdentity("idp", "bob"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"claim with existing mapped identity with invalid user UID": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentityWithUserReference("idp", "bob", "mappeduser", "invalidUID"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"claim with existing mapped identity without user backreference": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),
			// Update user to a version which does not reference the identity
			UpdateUser: makeUser("mappeduser"),

			ExpectedErr: kerrs.NewNotFound(api.Resource("useridentitymapping"), "idp:bob"),
		},
		"claim returns existing mapping": {
			Identity: makeIdentityInfo("idp", "bob", nil),
			Mapper:   claim,

			CreateUser:     makeUser("mappeduser"),
			CreateIdentity: makeIdentity("idp", "bob"),
			CreateMapping:  makeMapping("mappeduser", "idp:bob"),

			ExpectedUserName:   "******",
			ExpectedIdentities: []string{"idp:bob"},
		},
	}

	oldEtcdClient, err := etcd.MakeEtcdClient(masterConfig.EtcdClientInfo)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	etcdClient := etcdclient.NewKeysAPI(oldEtcdClient)

	for k, testcase := range testcases {
		// Cleanup
		if _, err := etcdClient.Delete(context.Background(), path.Join(masterConfig.EtcdStorageConfig.OpenShiftStoragePrefix, "/users"), &etcdclient.DeleteOptions{Recursive: true}); err != nil && !etcdutil.IsEtcdNotFound(err) {
			t.Fatalf("Could not clean up users: %v", err)
		}
		if _, err := etcdClient.Delete(context.Background(), path.Join(masterConfig.EtcdStorageConfig.OpenShiftStoragePrefix, "/identities"), &etcdclient.DeleteOptions{Recursive: true}); err != nil && !etcdutil.IsEtcdNotFound(err) {
			t.Fatalf("Could not clean up identities: %v", err)
		}

		// Pre-create items
		if testcase.CreateUser != nil {
			_, err := clusterAdminClient.Users().Create(testcase.CreateUser)
			if err != nil {
				t.Errorf("%s: Could not create user: %v", k, err)
				continue
			}
		}
		if testcase.CreateIdentity != nil {
			_, err := clusterAdminClient.Identities().Create(testcase.CreateIdentity)
			if err != nil {
				t.Errorf("%s: Could not create identity: %v", k, err)
				continue
			}
		}
		if testcase.CreateMapping != nil {
			_, err := clusterAdminClient.UserIdentityMappings().Update(testcase.CreateMapping)
			if err != nil {
				t.Errorf("%s: Could not create mapping: %v", k, err)
				continue
			}
		}
		if testcase.UpdateUser != nil {
			if testcase.UpdateUser.ResourceVersion == "" {
				existingUser, err := clusterAdminClient.Users().Get(testcase.UpdateUser.Name)
				if err != nil {
					t.Errorf("%s: Could not get user to update: %v", k, err)
					continue
				}
				testcase.UpdateUser.ResourceVersion = existingUser.ResourceVersion
			}
			_, err := clusterAdminClient.Users().Update(testcase.UpdateUser)
			if err != nil {
				t.Errorf("%s: Could not update user: %v", k, err)
				continue
			}
		}

		// Spawn 5 simultaneous mappers to test race conditions
		var wg sync.WaitGroup
		for i := 0; i < 5; i++ {
			wg.Add(1)
			go func() {
				defer wg.Done()

				userInfo, err := testcase.Mapper.UserFor(testcase.Identity)
				if err != nil {
					if testcase.ExpectedErr == nil {
						t.Errorf("%s: Expected success, got error '%v'", k, err)
					} else if err.Error() != testcase.ExpectedErr.Error() {
						t.Errorf("%s: Expected error %v, got '%v'", k, testcase.ExpectedErr.Error(), err)
					}
					return
				}
				if err == nil && testcase.ExpectedErr != nil {
					t.Errorf("%s: Expected error '%v', got none", k, testcase.ExpectedErr)
					return
				}

				if userInfo.GetName() != testcase.ExpectedUserName {
					t.Errorf("%s: Expected username %s, got %s", k, testcase.ExpectedUserName, userInfo.GetName())
					return
				}

				user, err := clusterAdminClient.Users().Get(userInfo.GetName())
				if err != nil {
					t.Errorf("%s: Error getting user: %v", k, err)
				}
				if user.FullName != testcase.ExpectedFullName {
					t.Errorf("%s: Expected full name %s, got %s", k, testcase.ExpectedFullName, user.FullName)
				}
				if !reflect.DeepEqual(user.Identities, testcase.ExpectedIdentities) {
					t.Errorf("%s: Expected identities %v, got %v", k, testcase.ExpectedIdentities, user.Identities)
				}
			}()
		}
		wg.Wait()
	}
}
Exemplo n.º 2
0
// BuildMasterConfig builds and returns the OpenShift master configuration based on the
// provided options
func BuildMasterConfig(options configapi.MasterConfig) (*MasterConfig, error) {
	client, err := etcd.MakeEtcdClient(options.EtcdClientInfo)
	if err != nil {
		return nil, err
	}

	restOptsGetter := originrest.StorageOptions(options)

	clientCAs, err := configapi.GetClientCertCAPool(options)
	if err != nil {
		return nil, err
	}
	apiClientCAs, err := configapi.GetAPIClientCertCAPool(options)
	if err != nil {
		return nil, err
	}

	privilegedLoopbackKubeClient, _, err := configapi.GetKubeClient(options.MasterClients.OpenShiftLoopbackKubeConfig, options.MasterClients.OpenShiftLoopbackClientConnectionOverrides)
	if err != nil {
		return nil, err
	}
	privilegedLoopbackOpenShiftClient, privilegedLoopbackClientConfig, err := configapi.GetOpenShiftClient(options.MasterClients.OpenShiftLoopbackKubeConfig, options.MasterClients.OpenShiftLoopbackClientConnectionOverrides)
	if err != nil {
		return nil, err
	}

	customListerWatchers := shared.DefaultListerWatcherOverrides{}
	if err := addAuthorizationListerWatchers(customListerWatchers, restOptsGetter); err != nil {
		return nil, err
	}
	informerFactory := shared.NewInformerFactory(privilegedLoopbackKubeClient, privilegedLoopbackOpenShiftClient, customListerWatchers, 10*time.Minute)

	imageTemplate := variable.NewDefaultImageTemplate()
	imageTemplate.Format = options.ImageConfig.Format
	imageTemplate.Latest = options.ImageConfig.Latest

	defaultRegistry := env("OPENSHIFT_DEFAULT_REGISTRY", "${DOCKER_REGISTRY_SERVICE_HOST}:${DOCKER_REGISTRY_SERVICE_PORT}")
	svcCache := service.NewServiceResolverCache(privilegedLoopbackKubeClient.Services(kapi.NamespaceDefault).Get)
	defaultRegistryFunc, err := svcCache.Defer(defaultRegistry)
	if err != nil {
		return nil, fmt.Errorf("OPENSHIFT_DEFAULT_REGISTRY variable is invalid %q: %v", defaultRegistry, err)
	}

	requestContextMapper := kapi.NewRequestContextMapper()

	groupStorage, err := groupstorage.NewREST(restOptsGetter)
	if err != nil {
		return nil, err
	}
	groupCache := usercache.NewGroupCache(groupregistry.NewRegistry(groupStorage))
	projectCache := projectcache.NewProjectCache(privilegedLoopbackKubeClient.Namespaces(), options.ProjectConfig.DefaultNodeSelector)
	clusterQuotaMappingController := clusterquotamapping.NewClusterQuotaMappingController(informerFactory.Namespaces(), informerFactory.ClusterResourceQuotas())

	kubeletClientConfig := configapi.GetKubeletClientConfig(options)

	kubeClientSet := clientadapter.FromUnversionedClient(privilegedLoopbackKubeClient)
	quotaRegistry := quota.NewAllResourceQuotaRegistry(privilegedLoopbackOpenShiftClient, kubeClientSet)
	ruleResolver := rulevalidation.NewDefaultRuleResolver(
		informerFactory.Policies().Lister(),
		informerFactory.PolicyBindings().Lister(),
		informerFactory.ClusterPolicies().Lister().ClusterPolicies(),
		informerFactory.ClusterPolicyBindings().Lister().ClusterPolicyBindings(),
	)
	authorizer := newAuthorizer(ruleResolver, informerFactory, options.ProjectConfig.ProjectRequestMessage)

	pluginInitializer := oadmission.PluginInitializer{
		OpenshiftClient:       privilegedLoopbackOpenShiftClient,
		ProjectCache:          projectCache,
		OriginQuotaRegistry:   quotaRegistry,
		Authorizer:            authorizer,
		JenkinsPipelineConfig: options.JenkinsPipelineConfig,
		RESTClientConfig:      *privilegedLoopbackClientConfig,
		Informers:             informerFactory,
		ClusterQuotaMapper:    clusterQuotaMappingController.GetClusterQuotaMapper(),
		DefaultRegistryFn:     imageapi.DefaultRegistryFunc(defaultRegistryFunc),
	}
	originAdmission, kubeAdmission, err := buildAdmissionChains(options, kubeClientSet, pluginInitializer)
	if err != nil {
		return nil, err
	}

	serviceAccountTokenGetter, err := newServiceAccountTokenGetter(options)
	if err != nil {
		return nil, err
	}

	authenticator, err := newAuthenticator(options, restOptsGetter, serviceAccountTokenGetter, apiClientCAs, groupCache)
	if err != nil {
		return nil, err
	}

	plug, plugStart := newControllerPlug(options, client)

	config := &MasterConfig{
		Options: options,

		RESTOptionsGetter: restOptsGetter,

		RuleResolver:                  ruleResolver,
		Authenticator:                 authenticator,
		Authorizer:                    authorizer,
		AuthorizationAttributeBuilder: newAuthorizationAttributeBuilder(requestContextMapper),

		GroupCache:                    groupCache,
		ProjectAuthorizationCache:     newProjectAuthorizationCache(authorizer, privilegedLoopbackKubeClient, informerFactory),
		ProjectCache:                  projectCache,
		ClusterQuotaMappingController: clusterQuotaMappingController,

		RequestContextMapper: requestContextMapper,

		AdmissionControl:     originAdmission,
		KubeAdmissionControl: kubeAdmission,

		TLS: configapi.UseTLS(options.ServingInfo.ServingInfo),

		ControllerPlug:      plug,
		ControllerPlugStart: plugStart,

		ImageFor:       imageTemplate.ExpandOrDie,
		RegistryNameFn: imageapi.DefaultRegistryFunc(defaultRegistryFunc),

		// TODO: migration of versions of resources stored in annotations must be sorted out
		ExternalVersionCodec: kapi.Codecs.LegacyCodec(unversioned.GroupVersion{Group: "", Version: "v1"}),

		KubeletClientConfig: kubeletClientConfig,

		ClientCAs:    clientCAs,
		APIClientCAs: apiClientCAs,

		PrivilegedLoopbackClientConfig:     *privilegedLoopbackClientConfig,
		PrivilegedLoopbackOpenShiftClient:  privilegedLoopbackOpenShiftClient,
		PrivilegedLoopbackKubernetesClient: privilegedLoopbackKubeClient,
		Informers:                          informerFactory,
	}

	// ensure that the limit range informer will be started
	informer := config.Informers.LimitRanges().Informer()
	config.LimitVerifier = imageadmission.NewLimitVerifier(imageadmission.LimitRangesForNamespaceFunc(func(ns string) ([]*kapi.LimitRange, error) {
		list, err := config.Informers.LimitRanges().Lister().LimitRanges(ns).List(labels.Everything())
		if err != nil {
			return nil, err
		}
		// the verifier must return an error
		if len(list) == 0 && len(informer.LastSyncResourceVersion()) == 0 {
			glog.V(4).Infof("LimitVerifier still waiting for ranges to load: %#v", informer)
			forbiddenErr := kapierrors.NewForbidden(unversioned.GroupResource{Resource: "limitranges"}, "", fmt.Errorf("the server is still loading limit information"))
			forbiddenErr.ErrStatus.Details.RetryAfterSeconds = 1
			return nil, forbiddenErr
		}
		return list, nil
	}))

	return config, nil
}