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Source file src/github.com/chaos-mesh/chaos-mesh/controllers/schedule/schedule_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/controllers/schedule

     1  // Copyright 2021 Chaos Mesh Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  // http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  
    16  package schedule
    17  
    18  import (
    19  	"context"
    20  	"time"
    21  
    22  	. "github.com/onsi/ginkgo/v2"
    23  	. "github.com/onsi/gomega"
    24  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    25  	"k8s.io/apimachinery/pkg/types"
    26  	"k8s.io/apimachinery/pkg/util/wait"
    27  	ctrl "sigs.k8s.io/controller-runtime"
    28  
    29  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    30  )
    31  
    32  // These tests use Ginkgo (BDD-style Go testing framework). Refer to
    33  // http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
    34  
    35  var _ = Describe("Schedule", func() {
    36  
    37  	BeforeEach(func() {
    38  		// Add any setup steps that needs to be executed before each test
    39  	})
    40  
    41  	AfterEach(func() {
    42  		// Add any teardown steps that needs to be executed after each test
    43  	})
    44  
    45  	Context(("Schedule basic"), func() {
    46  		It(("Should be created and deleted successfully"), func() {
    47  			key := types.NamespacedName{
    48  				Name:      "foo0",
    49  				Namespace: "default",
    50  			}
    51  			duration := "100m"
    52  			schedule := &v1alpha1.Schedule{
    53  				ObjectMeta: metav1.ObjectMeta{
    54  					Name:      "foo0",
    55  					Namespace: "default",
    56  				},
    57  				Spec: v1alpha1.ScheduleSpec{
    58  					Schedule: "@every 10s",
    59  					ScheduleItem: v1alpha1.ScheduleItem{
    60  						EmbedChaos: v1alpha1.EmbedChaos{TimeChaos: &v1alpha1.TimeChaosSpec{
    61  							TimeOffset: "100ms",
    62  							ClockIds:   []string{"CLOCK_REALTIME"},
    63  							Duration:   &duration,
    64  							ContainerSelector: v1alpha1.ContainerSelector{
    65  								PodSelector: v1alpha1.PodSelector{
    66  									Mode: v1alpha1.OneMode,
    67  								},
    68  							},
    69  						}},
    70  					},
    71  					ConcurrencyPolicy: v1alpha1.ForbidConcurrent,
    72  					HistoryLimit:      5,
    73  					Type:              v1alpha1.ScheduleTypeTimeChaos,
    74  				},
    75  				Status: v1alpha1.ScheduleStatus{
    76  					LastScheduleTime: metav1.NewTime(time.Time{}),
    77  				},
    78  			}
    79  
    80  			By("creating an API obj")
    81  			Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
    82  
    83  			fetched := &v1alpha1.Schedule{}
    84  			Expect(k8sClient.Get(context.TODO(), key, fetched)).To(Succeed())
    85  			Expect(fetched).To(Equal(schedule))
    86  
    87  			By("deleting the created object")
    88  			Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
    89  			Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
    90  		})
    91  	})
    92  
    93  	Context("Schedule cron", func() {
    94  		It("should create non-concurrent chaos", func() {
    95  			key := types.NamespacedName{
    96  				Name:      "foo1",
    97  				Namespace: "default",
    98  			}
    99  			duration := "100s"
   100  			schedule := &v1alpha1.Schedule{
   101  				ObjectMeta: metav1.ObjectMeta{
   102  					Name:      "foo1",
   103  					Namespace: "default",
   104  				},
   105  				Spec: v1alpha1.ScheduleSpec{
   106  					Schedule: "@every 1s",
   107  					ScheduleItem: v1alpha1.ScheduleItem{
   108  						EmbedChaos: v1alpha1.EmbedChaos{TimeChaos: &v1alpha1.TimeChaosSpec{
   109  							TimeOffset: "100ms",
   110  							ClockIds:   []string{"CLOCK_REALTIME"},
   111  							Duration:   &duration,
   112  							ContainerSelector: v1alpha1.ContainerSelector{
   113  								PodSelector: v1alpha1.PodSelector{
   114  									Mode: v1alpha1.OneMode,
   115  								},
   116  							},
   117  						}},
   118  					},
   119  					ConcurrencyPolicy: v1alpha1.ForbidConcurrent,
   120  					HistoryLimit:      2,
   121  					Type:              v1alpha1.ScheduleTypeTimeChaos,
   122  				},
   123  				Status: v1alpha1.ScheduleStatus{
   124  					LastScheduleTime: metav1.NewTime(time.Now()),
   125  				},
   126  			}
   127  
   128  			By("creating a schedule obj")
   129  			{
   130  				Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
   131  			}
   132  
   133  			By("Reconciling the created schedule obj")
   134  			{
   135  				err := wait.PollUntilContextTimeout(context.TODO(), time.Second, time.Minute, true,
   136  					func(ctx context.Context) (ok bool, err error) {
   137  						err = k8sClient.Get(ctx, key, schedule)
   138  						if err != nil {
   139  							return false, err
   140  						}
   141  						return len(schedule.Status.Active) > 0, nil
   142  					})
   143  				Expect(err).ToNot(HaveOccurred())
   144  			}
   145  
   146  			By("Disallow concurrency")
   147  			{
   148  				time.Sleep(5 * time.Second)
   149  				err := k8sClient.Get(context.TODO(), key, schedule)
   150  				Expect(err).ToNot(HaveOccurred())
   151  				Expect(len(schedule.Status.Active)).To(Equal(1))
   152  			}
   153  
   154  			By("deleting the created object")
   155  			{
   156  				Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
   157  				Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
   158  			}
   159  		})
   160  		It("should create concurrent chaos", func() {
   161  			key := types.NamespacedName{
   162  				Name:      "foo2",
   163  				Namespace: "default",
   164  			}
   165  			duration := "100s"
   166  			schedule := &v1alpha1.Schedule{
   167  				ObjectMeta: metav1.ObjectMeta{
   168  					Name:      "foo2",
   169  					Namespace: "default",
   170  				},
   171  				Spec: v1alpha1.ScheduleSpec{
   172  					Schedule: "@every 2s",
   173  					ScheduleItem: v1alpha1.ScheduleItem{
   174  						EmbedChaos: v1alpha1.EmbedChaos{TimeChaos: &v1alpha1.TimeChaosSpec{
   175  							TimeOffset: "100ms",
   176  							ClockIds:   []string{"CLOCK_REALTIME"},
   177  							Duration:   &duration,
   178  							ContainerSelector: v1alpha1.ContainerSelector{
   179  								PodSelector: v1alpha1.PodSelector{
   180  									Mode: v1alpha1.OneMode,
   181  								},
   182  							},
   183  						}},
   184  					},
   185  					ConcurrencyPolicy: v1alpha1.AllowConcurrent,
   186  					HistoryLimit:      2,
   187  					Type:              v1alpha1.ScheduleTypeTimeChaos,
   188  				},
   189  				Status: v1alpha1.ScheduleStatus{
   190  					LastScheduleTime: metav1.NewTime(time.Now()),
   191  				},
   192  			}
   193  
   194  			By("creating a schedule obj")
   195  			{
   196  				Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
   197  			}
   198  
   199  			By("Allowing concurrency and skip deleting running chaos")
   200  			{
   201  				err := wait.PollUntilContextTimeout(context.TODO(), 5*time.Second, 1*time.Minute, true,
   202  					func(ctx context.Context) (done bool, err error) {
   203  						err = k8sClient.Get(ctx, key, schedule)
   204  						if err != nil {
   205  							return false, err
   206  						}
   207  						ctrl.Log.Info("active chaos", "size", len(schedule.Status.Active))
   208  						return len(schedule.Status.Active) >= 4, nil
   209  					})
   210  				Expect(err).ToNot(HaveOccurred())
   211  			}
   212  
   213  			By("deleting the created object")
   214  			{
   215  				Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
   216  				Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
   217  			}
   218  		})
   219  		It("should collect garbage", func() {
   220  			key := types.NamespacedName{
   221  				Name:      "foo3",
   222  				Namespace: "default",
   223  			}
   224  			duration := "1s"
   225  			schedule := &v1alpha1.Schedule{
   226  				ObjectMeta: metav1.ObjectMeta{
   227  					Name:      "foo3",
   228  					Namespace: "default",
   229  				},
   230  				Spec: v1alpha1.ScheduleSpec{
   231  					Schedule: "@every 3s",
   232  					ScheduleItem: v1alpha1.ScheduleItem{
   233  						EmbedChaos: v1alpha1.EmbedChaos{TimeChaos: &v1alpha1.TimeChaosSpec{
   234  							TimeOffset: "100ms",
   235  							ClockIds:   []string{"CLOCK_REALTIME"},
   236  							Duration:   &duration,
   237  							ContainerSelector: v1alpha1.ContainerSelector{
   238  								PodSelector: v1alpha1.PodSelector{
   239  									Mode: v1alpha1.OneMode,
   240  								},
   241  							},
   242  						}},
   243  					},
   244  					ConcurrencyPolicy: v1alpha1.AllowConcurrent,
   245  					HistoryLimit:      2,
   246  					Type:              v1alpha1.ScheduleTypeTimeChaos,
   247  				},
   248  				Status: v1alpha1.ScheduleStatus{
   249  					LastScheduleTime: metav1.NewTime(time.Now()),
   250  				},
   251  			}
   252  
   253  			By("creating a schedule obj")
   254  			{
   255  				Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
   256  			}
   257  
   258  			By("deleting outdated chaos")
   259  			{
   260  				time.Sleep(time.Second * 10)
   261  				err := wait.PollUntilContextTimeout(context.TODO(), 5*time.Second, 1*time.Minute, true,
   262  					func(ctx context.Context) (done bool, err error) {
   263  						err = k8sClient.Get(ctx, key, schedule)
   264  						if err != nil {
   265  							return false, err
   266  						}
   267  						ctrl.Log.Info("active chaos", "size", len(schedule.Status.Active))
   268  						return len(schedule.Status.Active) == 2, nil
   269  					})
   270  				Expect(err).ToNot(HaveOccurred())
   271  			}
   272  
   273  			By("deleting the created object")
   274  			{
   275  				Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
   276  				Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
   277  			}
   278  		})
   279  	})
   280  
   281  	Context(("Schedule workflow"), func() {
   282  		It(("Should forbid concurrent"), func() {
   283  			key := types.NamespacedName{
   284  				Name:      "foo10",
   285  				Namespace: "default",
   286  			}
   287  			duration := "10000s"
   288  			schedule := &v1alpha1.Schedule{
   289  				ObjectMeta: metav1.ObjectMeta{
   290  					Name:      "foo10",
   291  					Namespace: "default",
   292  				},
   293  				Spec: v1alpha1.ScheduleSpec{
   294  					Schedule: "@every 3s",
   295  					ScheduleItem: v1alpha1.ScheduleItem{
   296  						Workflow: &v1alpha1.WorkflowSpec{
   297  							Entry: "the-entry",
   298  							Templates: []v1alpha1.Template{
   299  								{
   300  									Name:     "the-entry",
   301  									Type:     v1alpha1.TypeSerial,
   302  									Deadline: &duration,
   303  									Children: []string{"hardwork"},
   304  								},
   305  								{
   306  									Name:     "hardwork",
   307  									Type:     v1alpha1.TypeSuspend,
   308  									Deadline: &duration,
   309  									Children: nil,
   310  								},
   311  							},
   312  						},
   313  					},
   314  					ConcurrencyPolicy: v1alpha1.ForbidConcurrent,
   315  					HistoryLimit:      2,
   316  					Type:              v1alpha1.ScheduleTypeWorkflow,
   317  				},
   318  				Status: v1alpha1.ScheduleStatus{
   319  					LastScheduleTime: metav1.NewTime(time.Time{}),
   320  				},
   321  			}
   322  
   323  			By("creating a schedule obj")
   324  			{
   325  				Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
   326  			}
   327  
   328  			By("disallowing concurrent")
   329  			{
   330  				time.Sleep(time.Second * 10)
   331  				err := wait.PollUntilContextTimeout(context.TODO(), 5*time.Second, 1*time.Minute, true,
   332  					func(ctx context.Context) (done bool, err error) {
   333  						err = k8sClient.Get(ctx, key, schedule)
   334  						if err != nil {
   335  							return false, err
   336  						}
   337  						ctrl.Log.Info("active chaos", "size", len(schedule.Status.Active))
   338  						return len(schedule.Status.Active) == 1, nil
   339  					})
   340  				Expect(err).ToNot(HaveOccurred())
   341  			}
   342  
   343  			By("deleting the created object")
   344  			{
   345  				Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
   346  				Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
   347  			}
   348  		})
   349  
   350  		It(("Should be garbage collected successfully"), func() {
   351  			key := types.NamespacedName{
   352  				Name:      "foo11",
   353  				Namespace: "default",
   354  			}
   355  			duration := "1s"
   356  			schedule := &v1alpha1.Schedule{
   357  				ObjectMeta: metav1.ObjectMeta{
   358  					Name:      "foo11",
   359  					Namespace: "default",
   360  				},
   361  				Spec: v1alpha1.ScheduleSpec{
   362  					Schedule: "@every 3s",
   363  					ScheduleItem: v1alpha1.ScheduleItem{
   364  						Workflow: &v1alpha1.WorkflowSpec{
   365  							Entry: "the-entry",
   366  							Templates: []v1alpha1.Template{
   367  								{
   368  									Name:     "the-entry",
   369  									Type:     v1alpha1.TypeSerial,
   370  									Deadline: &duration,
   371  									Children: nil,
   372  								},
   373  							},
   374  						},
   375  					},
   376  					ConcurrencyPolicy: v1alpha1.AllowConcurrent,
   377  					HistoryLimit:      2,
   378  					Type:              v1alpha1.ScheduleTypeWorkflow,
   379  				},
   380  				Status: v1alpha1.ScheduleStatus{
   381  					LastScheduleTime: metav1.NewTime(time.Time{}),
   382  				},
   383  			}
   384  
   385  			By("creating a schedule obj")
   386  			{
   387  				Expect(k8sClient.Create(context.TODO(), schedule)).To(Succeed())
   388  			}
   389  
   390  			By("deleting outdated workflow")
   391  			{
   392  				time.Sleep(time.Second * 10)
   393  				err := wait.PollUntilContextTimeout(context.TODO(), 5*time.Second, 1*time.Minute, true,
   394  					func(ctx context.Context) (done bool, err error) {
   395  						err = k8sClient.Get(ctx, key, schedule)
   396  						if err != nil {
   397  							return false, err
   398  						}
   399  						ctrl.Log.Info("active chaos", "size", len(schedule.Status.Active))
   400  						return len(schedule.Status.Active) == 2, nil
   401  					})
   402  				Expect(err).ToNot(HaveOccurred())
   403  			}
   404  
   405  			By("deleting the created object")
   406  			{
   407  				Expect(k8sClient.Delete(context.TODO(), schedule)).To(Succeed())
   408  				Expect(k8sClient.Get(context.TODO(), key, schedule)).ToNot(Succeed())
   409  			}
   410  		})
   411  	})
   412  })
   413