github.phpd.cn/cilium/cilium@v1.6.12/test/k8sT/microscope.go (about)

     1  // Copyright 2018 Authors of Cilium
     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  package k8sTest
    16  
    17  import (
    18  	"time"
    19  
    20  	. "github.com/cilium/cilium/test/ginkgo-ext"
    21  	"github.com/cilium/cilium/test/helpers"
    22  
    23  	. "github.com/onsi/gomega"
    24  )
    25  
    26  var _ = Describe("K8sMicroscope", func() {
    27  	var (
    28  		kubectl *helpers.Kubectl
    29  	)
    30  
    31  	BeforeAll(func() {
    32  		kubectl = helpers.CreateKubectl(helpers.K8s1VMName(), logger)
    33  		DeployCiliumAndDNS(kubectl)
    34  	})
    35  
    36  	AfterFailed(func() {
    37  		kubectl.CiliumReport(helpers.KubeSystemNamespace,
    38  			"cilium endpoint list")
    39  	})
    40  
    41  	AfterAll(func() {
    42  		ExpectAllPodsTerminated(kubectl)
    43  		kubectl.CloseSSHClient()
    44  	})
    45  
    46  	It("Runs microscope", func() {
    47  		if !helpers.EnableMicroscope {
    48  			Skip("Microscope is disabled")
    49  		}
    50  
    51  		microscopeErr, microscopeCancel := kubectl.MicroscopeStart()
    52  		Expect(microscopeErr).To(BeNil(), "Microscope cannot be started")
    53  
    54  		err := helpers.WithTimeout(func() bool {
    55  			res := kubectl.ExecPodCmd("kube-system", "microscope", "pgrep -f microscope")
    56  			return res.WasSuccessful()
    57  		}, "running microscope processes not found",
    58  			&helpers.TimeoutConfig{
    59  				Ticker:  5 * time.Second,
    60  				Timeout: 120 * time.Second,
    61  			})
    62  
    63  		Expect(err).To(BeNil())
    64  
    65  		kubectl.ValidateNoErrorsInLogs(CurrentGinkgoTestDescription().Duration)
    66  		Expect(microscopeCancel()).To(BeNil(), "cannot stop microscope")
    67  
    68  		err = helpers.WithTimeout(func() bool {
    69  			res := kubectl.ExecPodCmd("kube-system", "microscope", "pgrep -f microscope")
    70  			return !res.WasSuccessful()
    71  		}, "found running microscope processes; no microscope processes should be running",
    72  			&helpers.TimeoutConfig{
    73  				Ticker:  5 * time.Second,
    74  				Timeout: 120 * time.Second,
    75  			})
    76  		Expect(err).To(BeNil())
    77  	})
    78  })