mirror of
https://github.com/k3s-io/kubernetes.git
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Add integration test for server side printing
This commit is contained in:
Maciej Szulik
parent
5630d29552
commit
1b5f38293f
@ -12,30 +12,46 @@ go_test(
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"apiserver_test.go",
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"main_test.go",
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"patch_test.go",
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"print_test.go",
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],
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tags = [
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"etcd",
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"integration",
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],
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deps = [
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"//pkg/api/legacyscheme:go_default_library",
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"//pkg/api/testapi:go_default_library",
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"//pkg/apis/core:go_default_library",
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"//pkg/kubectl/cmd/util:go_default_library",
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"//pkg/master:go_default_library",
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"//pkg/printers:go_default_library",
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"//pkg/printers/internalversion:go_default_library",
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"//test/integration/framework:go_default_library",
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"//vendor/github.com/golang/glog:go_default_library",
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"//vendor/github.com/pborman/uuid:go_default_library",
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"//vendor/k8s.io/api/batch/v2alpha1:go_default_library",
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"//vendor/k8s.io/api/core/v1:go_default_library",
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"//vendor/k8s.io/api/extensions/v1beta1:go_default_library",
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"//vendor/k8s.io/api/rbac/v1alpha1:go_default_library",
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"//vendor/k8s.io/api/scheduling/v1alpha1:go_default_library",
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"//vendor/k8s.io/api/settings/v1alpha1:go_default_library",
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"//vendor/k8s.io/api/storage/v1alpha1:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/api/meta:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/apis/meta/v1beta1:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/types:go_default_library",
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"//vendor/k8s.io/apiserver/pkg/endpoints/handlers:go_default_library",
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"//vendor/k8s.io/apiserver/pkg/features:go_default_library",
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"//vendor/k8s.io/apiserver/pkg/util/feature:go_default_library",
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"//vendor/k8s.io/client-go/kubernetes:go_default_library",
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"//vendor/k8s.io/client-go/rest:go_default_library",
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"//vendor/k8s.io/client-go/tools/clientcmd:go_default_library",
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"//vendor/k8s.io/client-go/tools/clientcmd/api:go_default_library",
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"//vendor/k8s.io/client-go/tools/pager:go_default_library",
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"//vendor/k8s.io/gengo/examples/set-gen/sets:go_default_library",
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],
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)
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@ -32,6 +32,7 @@ import (
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"k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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genericfeatures "k8s.io/apiserver/pkg/features"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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clientset "k8s.io/client-go/kubernetes"
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@ -39,12 +40,18 @@ import (
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"k8s.io/client-go/tools/pager"
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"k8s.io/kubernetes/pkg/api/testapi"
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api "k8s.io/kubernetes/pkg/apis/core"
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"k8s.io/kubernetes/pkg/master"
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"k8s.io/kubernetes/test/integration/framework"
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)
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func setup(t *testing.T) (*httptest.Server, clientset.Interface, framework.CloseFunc) {
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func setup(t *testing.T, groupVersions ...schema.GroupVersion) (*httptest.Server, clientset.Interface, framework.CloseFunc) {
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masterConfig := framework.NewIntegrationTestMasterConfig()
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masterConfig.ExtraConfig.EnableCoreControllers = false
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if len(groupVersions) > 0 {
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resourceConfig := master.DefaultAPIResourceConfigSource()
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resourceConfig.EnableVersions(groupVersions...)
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masterConfig.ExtraConfig.APIResourceConfigSource = resourceConfig
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}
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_, s, closeFn := framework.RunAMaster(masterConfig)
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clientSet, err := clientset.NewForConfig(&restclient.Config{Host: s.URL})
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274
test/integration/apiserver/print_test.go
Normal file
274
test/integration/apiserver/print_test.go
Normal file
@ -0,0 +1,274 @@
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/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package apiserver
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import (
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"encoding/json"
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"fmt"
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"reflect"
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"strings"
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"testing"
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batchv2alpha1 "k8s.io/api/batch/v2alpha1"
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rbacv1alpha1 "k8s.io/api/rbac/v1alpha1"
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schedulingv1alpha1 "k8s.io/api/scheduling/v1alpha1"
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settingsv1alpha1 "k8s.io/api/settings/v1alpha1"
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storagev1alpha1 "k8s.io/api/storage/v1alpha1"
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"k8s.io/apimachinery/pkg/api/meta"
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metav1beta1 "k8s.io/apimachinery/pkg/apis/meta/v1beta1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/tools/clientcmd"
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clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
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"k8s.io/gengo/examples/set-gen/sets"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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"k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/printers"
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printersinternal "k8s.io/kubernetes/pkg/printers/internalversion"
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"k8s.io/kubernetes/test/integration/framework"
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)
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var kindWhiteList = sets.NewString(
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// k8s.io/api/core
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"APIGroup",
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"APIVersions",
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"Binding",
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"DeleteOptions",
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"ExportOptions",
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"GetOptions",
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"ListOptions",
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"NodeConfigSource",
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"NodeProxyOptions",
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"PodAttachOptions",
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"PodExecOptions",
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"PodPortForwardOptions",
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"PodLogOptions",
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"PodProxyOptions",
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"PodStatusResult",
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"RangeAllocation",
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"ServiceProxyOptions",
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"SerializedReference",
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// --
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// k8s.io/api/admission
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"AdmissionReview",
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// --
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// k8s.io/api/admissionregistration
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"InitializerConfiguration",
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// --
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// k8s.io/api/authentication
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"TokenRequest",
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"TokenReview",
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// --
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// k8s.io/api/authorization
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"LocalSubjectAccessReview",
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"SelfSubjectAccessReview",
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"SelfSubjectRulesReview",
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"SubjectAccessReview",
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// --
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// k8s.io/api/autoscaling
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"Scale",
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// --
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// k8s.io/api/apps
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"DeploymentRollback",
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// --
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// k8s.io/api/batch
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"JobTemplate",
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// --
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// k8s.io/api/extensions
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"ReplicationControllerDummy",
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// --
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// k8s.io/api/imagepolicy
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"ImageReview",
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// --
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// k8s.io/api/policy
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"Eviction",
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// --
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// k8s.io/kubernetes/pkg/apis/componentconfig
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"KubeSchedulerConfiguration",
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// --
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// k8s.io/apimachinery/pkg/apis/meta
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"WatchEvent",
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"Status",
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// --
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)
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// TODO (soltysh): this list has to go down to 0!
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var missingHanlders = sets.NewString(
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"ClusterRole",
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"LimitRange",
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"MutatingWebhookConfiguration",
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"ResourceQuota",
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"Role",
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"ValidatingWebhookConfiguration",
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"VolumeAttachment",
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"PriorityClass",
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"PodPreset",
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)
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func TestServerSidePrint(t *testing.T) {
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s, _, closeFn := setup(t,
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// additional groupversions needed for the test to run
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batchv2alpha1.SchemeGroupVersion,
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rbacv1alpha1.SchemeGroupVersion,
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settingsv1alpha1.SchemeGroupVersion,
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schedulingv1alpha1.SchemeGroupVersion,
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storagev1alpha1.SchemeGroupVersion)
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defer closeFn()
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ns := framework.CreateTestingNamespace("server-print", s, t)
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defer framework.DeleteTestingNamespace(ns, s, t)
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tableParam := fmt.Sprintf("application/json;as=Table;g=%s;v=%s, application/json", metav1beta1.GroupName, metav1beta1.SchemeGroupVersion.Version)
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printer := newFakePrinter(printersinternal.AddHandlers)
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factory := util.NewFactory(clientcmd.NewDefaultClientConfig(*createKubeConfig(s.URL), &clientcmd.ConfigOverrides{}))
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mapper, _ := factory.Object()
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for gvk, apiType := range legacyscheme.Scheme.AllKnownTypes() {
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// we do not care about internal objects or lists // TODO make sure this is always true
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if gvk.Version == runtime.APIVersionInternal || strings.HasSuffix(apiType.Name(), "List") {
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continue
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}
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if kindWhiteList.Has(gvk.Kind) || missingHanlders.Has(gvk.Kind) {
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continue
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}
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t.Logf("Checking %s", gvk)
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// read table definition as returned by the server
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mapping, err := mapper.RESTMapping(gvk.GroupKind(), gvk.Version)
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if err != nil {
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t.Errorf("unexpected error getting mapping for GVK %s: %v", gvk, err)
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continue
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}
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client, err := factory.ClientForMapping(mapping)
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if err != nil {
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t.Errorf("unexpected error getting client for GVK %s: %v", gvk, err)
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continue
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}
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req := client.Get()
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if mapping.Scope.Name() == meta.RESTScopeNameNamespace {
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req = req.Namespace(ns.Name)
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}
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body, err := req.Resource(mapping.Resource).SetHeader("Accept", tableParam).Do().Raw()
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if err != nil {
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t.Errorf("unexpected error getting %s: %v", gvk, err)
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continue
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}
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actual, err := decodeIntoTable(body)
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if err != nil {
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t.Errorf("unexpected error decoding %s: %v", gvk, err)
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continue
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}
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// get table definition used in printers
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obj, err := legacyscheme.Scheme.New(gvk)
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if err != nil {
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t.Errorf("unexpected error creating %s: %v", gvk, err)
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continue
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}
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intGV := gvk.GroupKind().WithVersion(runtime.APIVersionInternal).GroupVersion()
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intObj, err := mapping.ConvertToVersion(obj, intGV)
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if err != nil {
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t.Errorf("unexpected error converting %s to internal: %v", gvk, err)
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continue
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}
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expectedColumnDefinitions, ok := printer.handlers[reflect.TypeOf(intObj)]
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if !ok {
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t.Errorf("missing handler for type %v", gvk)
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continue
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}
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for _, e := range expectedColumnDefinitions {
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for _, a := range actual.ColumnDefinitions {
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if a.Name == e.Name && !reflect.DeepEqual(a, e) {
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t.Errorf("unexpected difference in column definition %s for %s:\nexpected:\n%#v\nactual:\n%#v\n", e.Name, gvk, e, a)
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}
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}
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}
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}
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}
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type fakePrinter struct {
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handlers map[reflect.Type][]metav1beta1.TableColumnDefinition
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}
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var _ printers.PrintHandler = &fakePrinter{}
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func (f *fakePrinter) Handler(columns, columnsWithWide []string, printFunc interface{}) error {
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return nil
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}
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func (f *fakePrinter) TableHandler(columns []metav1beta1.TableColumnDefinition, printFunc interface{}) error {
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printFuncValue := reflect.ValueOf(printFunc)
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objType := printFuncValue.Type().In(0)
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f.handlers[objType] = columns
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return nil
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}
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func (f *fakePrinter) DefaultTableHandler(columns []metav1beta1.TableColumnDefinition, printFunc interface{}) error {
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return nil
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}
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func newFakePrinter(fns ...func(printers.PrintHandler)) *fakePrinter {
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handlers := make(map[reflect.Type][]metav1beta1.TableColumnDefinition, len(fns))
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p := &fakePrinter{handlers: handlers}
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for _, fn := range fns {
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fn(p)
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}
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return p
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}
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func decodeIntoTable(body []byte) (*metav1beta1.Table, error) {
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table := &metav1beta1.Table{}
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err := json.Unmarshal(body, table)
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if err != nil {
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return nil, err
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}
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return table, nil
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}
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func createKubeConfig(url string) *clientcmdapi.Config {
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clusterNick := "cluster"
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userNick := "user"
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contextNick := "context"
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config := clientcmdapi.NewConfig()
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cluster := clientcmdapi.NewCluster()
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cluster.Server = url
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cluster.InsecureSkipTLSVerify = true
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config.Clusters[clusterNick] = cluster
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context := clientcmdapi.NewContext()
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context.Cluster = clusterNick
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context.AuthInfo = userNick
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config.Contexts[contextNick] = context
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config.CurrentContext = contextNick
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return config
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}
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