mirror of
https://github.com/k3s-io/kubernetes.git
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102 lines
3.0 KiB
Go
102 lines
3.0 KiB
Go
/*
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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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"fmt"
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"strings"
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"testing"
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"k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/kubernetes/cmd/kube-apiserver/app/options"
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"k8s.io/kubernetes/test/integration/framework"
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)
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// Tests that the apiserver limits the resource size in write operations.
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func TestMaxResourceSize(t *testing.T) {
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stopCh := make(chan struct{})
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defer close(stopCh)
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clientSet, _ := framework.StartTestServer(t, stopCh, framework.TestServerSetup{
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ModifyServerRunOptions: func(opts *options.ServerRunOptions) {
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opts.GenericServerRunOptions.MaxRequestBodyBytes = 1024 * 1024
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},
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})
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hugeData := []byte(strings.Repeat("x", 1024*1024+1))
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c := clientSet.CoreV1().RESTClient()
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t.Run("Create should limit the request body size", func(t *testing.T) {
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err := c.Post().AbsPath(fmt.Sprintf("/api/v1/namespaces/default/pods")).
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Body(hugeData).Do().Error()
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if err == nil {
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t.Fatalf("unexpected no error")
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}
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if !errors.IsRequestEntityTooLargeError(err) {
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t.Errorf("expected requested entity too large err, got %v", err)
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}
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})
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// Create a secret so we can update/patch/delete it.
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secret := &v1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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},
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}
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_, err := clientSet.CoreV1().Secrets("default").Create(secret)
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if err != nil {
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t.Fatal(err)
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}
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t.Run("Update should limit the request body size", func(t *testing.T) {
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err = c.Put().AbsPath(fmt.Sprintf("/api/v1/namespaces/default/secrets/test")).
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Body(hugeData).Do().Error()
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if err == nil {
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t.Fatalf("unexpected no error")
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}
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if !errors.IsRequestEntityTooLargeError(err) {
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t.Errorf("expected requested entity too large err, got %v", err)
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}
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})
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t.Run("Patch should limit the request body size", func(t *testing.T) {
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err = c.Patch(types.JSONPatchType).AbsPath(fmt.Sprintf("/api/v1/namespaces/default/secrets/test")).
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Body(hugeData).Do().Error()
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if err == nil {
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t.Fatalf("unexpected no error")
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}
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if !errors.IsRequestEntityTooLargeError(err) {
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t.Errorf("expected requested entity too large err, got %v", err)
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}
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})
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t.Run("Delete should limit the request body size", func(t *testing.T) {
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err = c.Delete().AbsPath(fmt.Sprintf("/api/v1/namespaces/default/secrets/test")).
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Body(hugeData).Do().Error()
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if err == nil {
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t.Fatalf("unexpected no error")
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}
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if !errors.IsRequestEntityTooLargeError(err) {
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t.Errorf("expected requested entity too large err, got %v", err)
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}
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})
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}
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