controller_suite_test.go

Documentation: sigs.k8s.io/controller-runtime/pkg/controller

     1  /*
     2  Copyright 2018 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package controller_test
    18  
    19  import (
    20  	"net/http"
    21  	"testing"
    22  
    23  	. "github.com/onsi/ginkgo/v2"
    24  	. "github.com/onsi/gomega"
    25  	"k8s.io/apimachinery/pkg/runtime/schema"
    26  	"k8s.io/client-go/kubernetes"
    27  	"k8s.io/client-go/kubernetes/scheme"
    28  	"k8s.io/client-go/rest"
    29  	metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"
    30  
    31  	"sigs.k8s.io/controller-runtime/pkg/controller/controllertest"
    32  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    33  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    34  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    35  	crscheme "sigs.k8s.io/controller-runtime/pkg/scheme"
    36  )
    37  
    38  func TestSource(t *testing.T) {
    39  	RegisterFailHandler(Fail)
    40  	RunSpecs(t, "Controller Integration Suite")
    41  }
    42  
    43  var testenv *envtest.Environment
    44  var cfg *rest.Config
    45  var clientset *kubernetes.Clientset
    46  
    47  // clientTransport is used to force-close keep-alives in tests that check for leaks.
    48  var clientTransport *http.Transport
    49  
    50  var _ = BeforeSuite(func() {
    51  	logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
    52  
    53  	err := (&crscheme.Builder{
    54  		GroupVersion: schema.GroupVersion{Group: "chaosapps.metamagical.io", Version: "v1"},
    55  	}).
    56  		Register(
    57  			&controllertest.UnconventionalListType{},
    58  			&controllertest.UnconventionalListTypeList{},
    59  		).AddToScheme(scheme.Scheme)
    60  	Expect(err).ToNot(HaveOccurred())
    61  
    62  	testenv = &envtest.Environment{
    63  		CRDDirectoryPaths: []string{"testdata/crds"},
    64  	}
    65  
    66  	cfg, err = testenv.Start()
    67  	Expect(err).NotTo(HaveOccurred())
    68  
    69  	cfg.WrapTransport = func(rt http.RoundTripper) http.RoundTripper {
    70  		// NB(directxman12): we can't set Transport *and* use TLS options,
    71  		// so we grab the transport right after it gets created so that we can
    72  		// type-assert on it (hopefully)?
    73  		// hopefully this doesn't break 🤞
    74  		clientTransport = rt.(*http.Transport)
    75  		return rt
    76  	}
    77  
    78  	clientset, err = kubernetes.NewForConfig(cfg)
    79  	Expect(err).NotTo(HaveOccurred())
    80  
    81  	// Prevent the metrics listener being created
    82  	metricsserver.DefaultBindAddress = "0"
    83  })
    84  
    85  var _ = AfterSuite(func() {
    86  	Expect(testenv.Stop()).To(Succeed())
    87  
    88  	// Put the DefaultBindAddress back
    89  	metricsserver.DefaultBindAddress = ":8080"
    90  })
    91
View as plain text