github.com/maxgio92/test-infra@v0.1.0/kubetest/conformance/conformance.go (about) 1 /* 2 Copyright 2017 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 conformance implements conformance test kubetest code. 18 package conformance 19 20 import ( 21 "context" 22 "fmt" 23 "log" 24 "os" 25 "os/exec" 26 "time" 27 28 v1 "k8s.io/api/core/v1" 29 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" 30 "k8s.io/client-go/kubernetes" 31 "k8s.io/client-go/tools/clientcmd" 32 "github.com/maxgio92/test-infra/kubetest/e2e" 33 ) 34 35 // BuildTester returns an object that knows how to test the cluster it deployed. 36 func (d *Deployer) BuildTester(o *e2e.BuildTesterOptions) (e2e.Tester, error) { 37 reportdir, err := os.Getwd() 38 if err != nil { 39 return nil, err 40 } 41 42 if o.FocusRegex == "" { 43 o.FocusRegex = "\".*\"" 44 } 45 if o.SkipRegex == "" { 46 o.SkipRegex = "\".*(Feature)|(NFS)|(StatefulSet).*\"" 47 } 48 49 t := e2e.NewGinkgoTester(o) 50 51 t.Seed = 1436380640 52 t.GinkgoParallel = 10 53 t.Kubeconfig = d.kubecfg 54 t.FlakeAttempts = 1 55 t.NumNodes = 4 56 t.SystemdServices = []string{"docker", "kubelet"} 57 t.ReportDir = reportdir 58 59 return t, nil 60 } 61 62 // Deployer returns a deployer stub that expects a cluster to already exist. 63 type Deployer struct { 64 kubecfg string 65 apiserver *kubernetes.Clientset 66 } 67 68 // Deployer implements e2e.TestBuilder, overriding testing 69 var _ e2e.TestBuilder = &Deployer{} 70 71 // NewDeployer returns a new Deployer. 72 func NewDeployer(kubecfg string) (*Deployer, error) { 73 // The easiest thing to do is just load the altereted kubecfg from the file we wrote. 74 config, err := clientcmd.BuildConfigFromFlags("", kubecfg) 75 if err != nil { 76 return nil, err 77 } 78 apiserver, err := kubernetes.NewForConfig(config) 79 if err != nil { 80 return nil, err 81 } 82 83 return &Deployer{ 84 kubecfg: kubecfg, 85 apiserver: apiserver, 86 }, nil 87 } 88 89 // Up synchronously starts a cluster, or times out. 90 func (d *Deployer) Up() error { 91 return fmt.Errorf("cannot up a conformance cluster") 92 } 93 94 // IsUp returns nil if the apiserver is running, or the error received while checking. 95 func (d *Deployer) IsUp() error { 96 _, err := d.isAPIServerUp() 97 return err 98 } 99 100 func (d *Deployer) isAPIServerUp() (*v1.ComponentStatusList, error) { 101 if d.apiserver == nil { 102 return nil, fmt.Errorf("no apiserver client available") 103 } 104 //TODO(Q-Lee): check that relevant components have started. May consider checking addons. 105 return d.apiserver.CoreV1().ComponentStatuses().List(context.TODO(), metav1.ListOptions{}) 106 } 107 108 // DumpClusterLogs is a no-op. 109 func (d *Deployer) DumpClusterLogs(localPath, gcsPath string) error { 110 return nil 111 } 112 113 // TestSetup is a no-op. 114 func (d *Deployer) TestSetup() error { 115 return nil 116 } 117 118 // Down stops and removes the cluster container. 119 func (d *Deployer) Down() error { 120 return fmt.Errorf("cannot down a conformance cluster") 121 } 122 123 // GetClusterCreated returns the start time of the cluster container. If the container doesn't exist, has no start time, or has a malformed start time, then an error is returned. 124 func (d *Deployer) GetClusterCreated(gcpProject string) (time.Time, error) { 125 return time.Time{}, fmt.Errorf("cannot get cluster create time for conformance cluster") 126 } 127 128 func (d *Deployer) KubectlCommand() (*exec.Cmd, error) { 129 log.Print("Noop - Conformance KubectlCommand()") 130 return nil, nil 131 }