upgrade_suite.go

Documentation: k8s.io/kubernetes/test/e2e/upgrades

     1  /*
     2  Copyright 2021 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 upgrades
    18  
    19  import (
    20  	"context"
    21  	"encoding/xml"
    22  	"fmt"
    23  	"os"
    24  	"path/filepath"
    25  	"regexp"
    26  	"strings"
    27  	"sync"
    28  	"time"
    29  
    30  	"k8s.io/kubernetes/test/e2e/chaosmonkey"
    31  	"k8s.io/kubernetes/test/e2e/framework"
    32  	"k8s.io/kubernetes/test/utils/junit"
    33  	admissionapi "k8s.io/pod-security-admission/api"
    34  
    35  	"github.com/onsi/ginkgo/v2"
    36  )
    37  
    38  type chaosMonkeyAdapter struct {
    39  	test        Test
    40  	framework   *framework.Framework
    41  	upgradeType UpgradeType
    42  	upgCtx      UpgradeContext
    43  }
    44  
    45  func (cma *chaosMonkeyAdapter) Test(ctx context.Context, sem *chaosmonkey.Semaphore) {
    46  	var once sync.Once
    47  	ready := func() {
    48  		once.Do(func() {
    49  			sem.Ready()
    50  		})
    51  	}
    52  	defer ready()
    53  	if skippable, ok := cma.test.(Skippable); ok && skippable.Skip(cma.upgCtx) {
    54  		ginkgo.By("skipping test " + cma.test.Name())
    55  		return
    56  	}
    57  
    58  	ginkgo.DeferCleanup(cma.test.Teardown, cma.framework)
    59  	cma.test.Setup(ctx, cma.framework)
    60  	ready()
    61  	cma.test.Test(ctx, cma.framework, sem.StopCh, cma.upgradeType)
    62  }
    63  
    64  func CreateUpgradeFrameworks(tests []Test) map[string]*framework.Framework {
    65  	nsFilter := regexp.MustCompile("[^[:word:]-]+") // match anything that's not a word character or hyphen
    66  	testFrameworks := map[string]*framework.Framework{}
    67  	for _, t := range tests {
    68  		ns := nsFilter.ReplaceAllString(t.Name(), "-") // and replace with a single hyphen
    69  		ns = strings.Trim(ns, "-")
    70  		f := framework.NewDefaultFramework(ns)
    71  		f.NamespacePodSecurityLevel = admissionapi.LevelPrivileged
    72  		testFrameworks[t.Name()] = f
    73  	}
    74  	return testFrameworks
    75  }
    76  
    77  // RunUpgradeSuite runs the actual upgrade tests.
    78  func RunUpgradeSuite(
    79  	ctx context.Context,
    80  	upgCtx *UpgradeContext,
    81  	tests []Test,
    82  	testFrameworks map[string]*framework.Framework,
    83  	testSuite *junit.TestSuite,
    84  	upgradeType UpgradeType,
    85  	upgradeFunc func(ctx context.Context),
    86  ) {
    87  	cm := chaosmonkey.New(upgradeFunc)
    88  	for _, t := range tests {
    89  		testCase := &junit.TestCase{
    90  			Name:      t.Name(),
    91  			Classname: "upgrade_tests",
    92  		}
    93  		testSuite.TestCases = append(testSuite.TestCases, testCase)
    94  		cma := chaosMonkeyAdapter{
    95  			test:        t,
    96  			framework:   testFrameworks[t.Name()],
    97  			upgradeType: upgradeType,
    98  			upgCtx:      *upgCtx,
    99  		}
   100  		cm.Register(cma.Test)
   101  	}
   102  
   103  	start := time.Now()
   104  	defer func() {
   105  		testSuite.Update()
   106  		testSuite.Time = time.Since(start).Seconds()
   107  		if framework.TestContext.ReportDir != "" {
   108  			fname := filepath.Join(framework.TestContext.ReportDir, fmt.Sprintf("junit_%supgrades.xml", framework.TestContext.ReportPrefix))
   109  			f, err := os.Create(fname)
   110  			if err != nil {
   111  				return
   112  			}
   113  			defer f.Close()
   114  			xml.NewEncoder(f).Encode(testSuite)
   115  		}
   116  	}()
   117  	cm.Do(ctx)
   118  }
   119
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