github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/apis/workloads/v1alpha1/webhook_suite_test.go (about)

     1  /*
     2  Copyright (C) 2022-2023 ApeCloud Co., Ltd
     3  
     4  This file is part of KubeBlocks project
     5  
     6  This program is free software: you can redistribute it and/or modify
     7  it under the terms of the GNU Affero General Public License as published by
     8  the Free Software Foundation, either version 3 of the License, or
     9  (at your option) any later version.
    10  
    11  This program is distributed in the hope that it will be useful
    12  but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  GNU Affero General Public License for more details.
    15  
    16  You should have received a copy of the GNU Affero General Public License
    17  along with this program.  If not, see <http://www.gnu.org/licenses/>.
    18  */
    19  
    20  package v1alpha1
    21  
    22  import (
    23  	"context"
    24  	"crypto/tls"
    25  	"fmt"
    26  	"net"
    27  	"path/filepath"
    28  	"testing"
    29  	"time"
    30  
    31  	. "github.com/onsi/ginkgo/v2"
    32  	. "github.com/onsi/gomega"
    33  
    34  	admissionv1beta1 "k8s.io/api/admission/v1beta1"
    35  	// +kubebuilder:scaffold:imports
    36  	"k8s.io/apimachinery/pkg/runtime"
    37  	"k8s.io/client-go/rest"
    38  	ctrl "sigs.k8s.io/controller-runtime"
    39  	"sigs.k8s.io/controller-runtime/pkg/client"
    40  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    41  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    42  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    43  
    44  	"github.com/1aal/kubeblocks/pkg/testutil"
    45  )
    46  
    47  // These tests use Ginkgo (BDD-style Go testing framework). Refer to
    48  // http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
    49  
    50  var cfg *rest.Config
    51  var k8sClient client.Client
    52  var testEnv *envtest.Environment
    53  var ctx context.Context
    54  var cancel context.CancelFunc
    55  var testCtx testutil.TestContext
    56  
    57  func TestAPIs(t *testing.T) {
    58  	RegisterFailHandler(Fail)
    59  
    60  	RunSpecs(t, "Webhook Suite")
    61  }
    62  
    63  var _ = BeforeSuite(func() {
    64  	logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
    65  
    66  	ctx, cancel = context.WithCancel(context.TODO())
    67  
    68  	By("bootstrapping test environment")
    69  	testEnv = &envtest.Environment{
    70  		CRDDirectoryPaths:     []string{filepath.Join("..", "..", "..", "config", "crd", "bases")},
    71  		ErrorIfCRDPathMissing: false,
    72  		WebhookInstallOptions: envtest.WebhookInstallOptions{
    73  			Paths: []string{filepath.Join("..", "..", "..", "config", "webhook")},
    74  		},
    75  	}
    76  
    77  	var err error
    78  	// cfg is defined in this file globally.
    79  	cfg, err = testEnv.Start()
    80  	Expect(err).NotTo(HaveOccurred())
    81  	Expect(cfg).NotTo(BeNil())
    82  
    83  	scheme := runtime.NewScheme()
    84  	err = AddToScheme(scheme)
    85  	Expect(err).NotTo(HaveOccurred())
    86  
    87  	err = admissionv1beta1.AddToScheme(scheme)
    88  	Expect(err).NotTo(HaveOccurred())
    89  
    90  	// +kubebuilder:scaffold:scheme
    91  
    92  	k8sClient, err = client.New(cfg, client.Options{Scheme: scheme})
    93  	Expect(err).NotTo(HaveOccurred())
    94  	Expect(k8sClient).NotTo(BeNil())
    95  
    96  	// start webhook server using Manager
    97  	webhookInstallOptions := &testEnv.WebhookInstallOptions
    98  	mgr, err := ctrl.NewManager(cfg, ctrl.Options{
    99  		Scheme:             scheme,
   100  		Host:               webhookInstallOptions.LocalServingHost,
   101  		Port:               webhookInstallOptions.LocalServingPort,
   102  		CertDir:            webhookInstallOptions.LocalServingCertDir,
   103  		LeaderElection:     false,
   104  		MetricsBindAddress: "0",
   105  	})
   106  	Expect(err).NotTo(HaveOccurred())
   107  
   108  	err = (&ReplicatedStateMachine{}).SetupWebhookWithManager(mgr)
   109  	Expect(err).NotTo(HaveOccurred())
   110  
   111  	testCtx = testutil.NewDefaultTestContext(ctx, k8sClient, testEnv)
   112  
   113  	// +kubebuilder:scaffold:webhook
   114  
   115  	go func() {
   116  		defer GinkgoRecover()
   117  		err = mgr.Start(ctx)
   118  		Expect(err).NotTo(HaveOccurred())
   119  	}()
   120  
   121  	// wait for the webhook server to get ready
   122  	dialer := &net.Dialer{Timeout: time.Second}
   123  	addrPort := fmt.Sprintf("%s:%d", webhookInstallOptions.LocalServingHost, webhookInstallOptions.LocalServingPort)
   124  	Eventually(func() error {
   125  		conn, err := tls.DialWithDialer(dialer, "tcp", addrPort, &tls.Config{InsecureSkipVerify: true})
   126  		if err != nil {
   127  			return err
   128  		}
   129  		conn.Close()
   130  		return nil
   131  	}).Should(Succeed())
   132  
   133  })
   134  
   135  var _ = AfterSuite(func() {
   136  	cancel()
   137  	By("tearing down the test environment")
   138  	err := testEnv.Stop()
   139  	Expect(err).NotTo(HaveOccurred())
   140  })