github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/pkg/cli/cmd/fault/fault_pod_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 fault
    21  
    22  import (
    23  	. "github.com/onsi/ginkgo/v2"
    24  	. "github.com/onsi/gomega"
    25  
    26  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    27  	"k8s.io/cli-runtime/pkg/genericiooptions"
    28  	clientfake "k8s.io/client-go/rest/fake"
    29  	cmdtesting "k8s.io/kubectl/pkg/cmd/testing"
    30  
    31  	"github.com/1aal/kubeblocks/pkg/cli/testing"
    32  )
    33  
    34  var _ = Describe("Fault POD", func() {
    35  	var (
    36  		tf      *cmdtesting.TestFactory
    37  		streams genericiooptions.IOStreams
    38  	)
    39  	BeforeEach(func() {
    40  		streams, _, _, _ = genericiooptions.NewTestIOStreams()
    41  		tf = cmdtesting.NewTestFactory().WithNamespace(testing.Namespace)
    42  		tf.Client = &clientfake.RESTClient{}
    43  	})
    44  
    45  	AfterEach(func() {
    46  		tf.Cleanup()
    47  	})
    48  
    49  	Context("test fault pod", func() {
    50  		It("fault pod kill", func() {
    51  			inputs := [][]string{
    52  				{"--dry-run=client"},
    53  				{"--mode=one", "--dry-run=client"},
    54  				{"--mode=fixed", "--value=2", "--dry-run=client"},
    55  				{"--mode=fixed-percent", "--value=50", "--dry-run=client"},
    56  				{"--mode=random-max-percent", "--value=50", "--dry-run=client"},
    57  				{"--grace-period=5", "--dry-run=client"},
    58  				{"--ns-fault=kb-system", "--dry-run=client"},
    59  				{"--node=minikube-m02", "--dry-run=client"},
    60  				{"--label=app.kubernetes.io/component=mysql", "--dry-run=client"},
    61  				{"--node-label=kubernetes.io/arch=arm64", "--dry-run=client"},
    62  				{"--annotation=example-annotation=group-a", "--dry-run=client"},
    63  			}
    64  			o := NewPodChaosOptions(tf, streams, string(v1alpha1.PodKillAction))
    65  			cmd := o.NewCobraCommand(Kill, KillShort)
    66  			o.AddCommonFlag(cmd)
    67  			cmd.Flags().Int64VarP(&o.GracePeriod, "grace-period", "g", 0, "Grace period represents the duration in seconds before the pod should be killed")
    68  
    69  			for _, input := range inputs {
    70  				Expect(cmd.Flags().Parse(input)).Should(Succeed())
    71  				Expect(o.CreateOptions.Complete())
    72  				Expect(o.Complete()).Should(Succeed())
    73  				Expect(o.Validate()).Should(Succeed())
    74  				Expect(o.Run()).Should(Succeed())
    75  			}
    76  		})
    77  
    78  		It("fault pod kill-container", func() {
    79  			inputs := [][]string{
    80  				{"--container=mysql", "--container=config-manager", "--dry-run=client"},
    81  			}
    82  			o := NewPodChaosOptions(tf, streams, string(v1alpha1.ContainerKillAction))
    83  			cmd := o.NewCobraCommand(KillContainer, KillContainerShort)
    84  			o.AddCommonFlag(cmd)
    85  			cmd.Flags().StringArrayVarP(&o.ContainerNames, "container", "c", nil, "the name of the container you want to kill, such as mysql, prometheus.")
    86  
    87  			for _, input := range inputs {
    88  				Expect(cmd.Flags().Parse(input)).Should(Succeed())
    89  				Expect(o.CreateOptions.Complete())
    90  				Expect(o.Complete()).Should(Succeed())
    91  				Expect(o.Validate()).Should(Succeed())
    92  				Expect(o.Run()).Should(Succeed())
    93  			}
    94  		})
    95  	})
    96  })