github.com/kubernetes-sigs/blobfuse-csi-driver@v0.5.0/test/e2e/testsuites/dynamically_provisioned_collocated_pod_tester.go (about)

     1  /*
     2  Copyright 2019 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 testsuites
    18  
    19  import (
    20  	"sigs.k8s.io/blobfuse-csi-driver/test/e2e/driver"
    21  
    22  	"github.com/onsi/ginkgo"
    23  	v1 "k8s.io/api/core/v1"
    24  	clientset "k8s.io/client-go/kubernetes"
    25  )
    26  
    27  // DynamicallyProvisionedCollocatedPodTest will provision required StorageClass(es), PVC(s) and Pod(s)
    28  // Waiting for the PV provisioner to create a new PV
    29  // Testing if multiple Pod(s) can write simultaneously
    30  type DynamicallyProvisionedCollocatedPodTest struct {
    31  	CSIDriver    driver.DynamicPVTestDriver
    32  	Pods         []PodDetails
    33  	ColocatePods bool
    34  }
    35  
    36  func (t *DynamicallyProvisionedCollocatedPodTest) Run(client clientset.Interface, namespace *v1.Namespace) {
    37  	nodeName := ""
    38  	for _, pod := range t.Pods {
    39  		tpod, cleanup := pod.SetupWithDynamicVolumes(client, namespace, t.CSIDriver)
    40  		if t.ColocatePods && nodeName != "" {
    41  			tpod.SetNodeSelector(map[string]string{"name": nodeName})
    42  		}
    43  		// defer must be called here for resources not get removed before using them
    44  		for i := range cleanup {
    45  			defer cleanup[i]()
    46  		}
    47  
    48  		ginkgo.By("deploying the pod")
    49  		tpod.Create()
    50  		defer tpod.Cleanup()
    51  
    52  		ginkgo.By("checking that the pod is running")
    53  		tpod.WaitForRunning()
    54  		nodeName = tpod.pod.Spec.NodeName
    55  	}
    56  }