k8s.io/kubernetes@v1.29.3/test/e2e/storage/vsphere/bootstrap.go (about)

     1  /*
     2  Copyright 2018 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 vsphere
    18  
    19  import (
    20  	"context"
    21  	"sync"
    22  
    23  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    24  	"k8s.io/kubernetes/test/e2e/framework"
    25  )
    26  
    27  var once sync.Once
    28  var waiting = make(chan bool)
    29  
    30  // Bootstrap takes care of initializing necessary test context for vSphere tests
    31  func Bootstrap(fw *framework.Framework) {
    32  	done := make(chan bool)
    33  	go func() {
    34  		once.Do(func() {
    35  			bootstrapOnce(fw)
    36  		})
    37  		<-waiting
    38  		done <- true
    39  	}()
    40  	<-done
    41  }
    42  
    43  func bootstrapOnce(f *framework.Framework) {
    44  	// 1. Read vSphere conf and get VSphere instances
    45  	vsphereInstances, err := GetVSphereInstances()
    46  	if err != nil {
    47  		framework.Failf("Failed to bootstrap vSphere with error: %v", err)
    48  	}
    49  	// 2. Get all nodes
    50  	nodeList, err := f.ClientSet.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
    51  	if err != nil {
    52  		framework.Failf("Failed to get nodes: %v", err)
    53  	}
    54  	TestContext = Context{NodeMapper: NewNodeMapper(), VSphereInstances: vsphereInstances}
    55  	// 3. Get Node to VSphere mapping
    56  	err = TestContext.NodeMapper.GenerateNodeMap(vsphereInstances, *nodeList)
    57  	if err != nil {
    58  		framework.Failf("Failed to bootstrap vSphere with error: %v", err)
    59  	}
    60  	// 4. Generate Zone to Datastore mapping
    61  	err = TestContext.NodeMapper.GenerateZoneToDatastoreMap()
    62  	if err != nil {
    63  		framework.Failf("Failed to generate zone to datastore mapping with error: %v", err)
    64  	}
    65  	close(waiting)
    66  }