kubernetes joinconfiguration_test 源码
kubernetes joinconfiguration_test 代码
文件路径：/cmd/kubeadm/app/util/config/joinconfiguration_test.go
/*
Copyright 2018 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package config
import (
"fmt"
"os"
"path/filepath"
"testing"
"github.com/lithammer/dedent"
kubeadmapiv1old "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta2"
)
func TestLoadJoinConfigurationFromFile(t *testing.T) {
// Create temp folder for the test case
tmpdir, err := os.MkdirTemp("", "")
if err != nil {
t.Fatalf("Couldn't create tmpdir: %v", err)
}
defer os.RemoveAll(tmpdir)
// cfgFiles is in cluster_test.go
var tests = []struct {
name string
fileContents string
expectErr bool
}{
{
name: "empty file causes error",
expectErr: true,
},
{
name: "Invalid v1beta2 causes error",
fileContents: dedent.Dedent(fmt.Sprintf(`
apiVersion: %s
kind: JoinConfiguration
`, kubeadmapiv1old.SchemeGroupVersion.String())),
expectErr: true,
},
{
name: "valid v1beta2 is loaded",
fileContents: dedent.Dedent(fmt.Sprintf(`
apiVersion: %s
kind: JoinConfiguration
caCertPath: /etc/kubernetes/pki/ca.crt
discovery:
bootstrapToken:
apiServerEndpoint: kube-apiserver:6443
token: abcdef.0123456789abcdef
unsafeSkipCAVerification: true
timeout: 5m0s
tlsBootstrapToken: abcdef.0123456789abcdef
`, kubeadmapiv1old.SchemeGroupVersion.String())),
},
{
name: "Invalid v1beta3 causes error",
fileContents: dedent.Dedent(`
apiVersion: kubeadm.k8s.io/v1beta3
kind: JoinConfiguration
`),
expectErr: true,
},
{
name: "valid v1beta3 is loaded",
fileContents: dedent.Dedent(`
apiVersion: kubeadm.k8s.io/v1beta3
kind: JoinConfiguration
caCertPath: /etc/kubernetes/pki/ca.crt
discovery:
bootstrapToken:
apiServerEndpoint: kube-apiserver:6443
token: abcdef.0123456789abcdef
unsafeSkipCAVerification: true
timeout: 5m0s
tlsBootstrapToken: abcdef.0123456789abcdef
`),
},
}
for _, rt := range tests {
t.Run(rt.name, func(t2 *testing.T) {
cfgPath := filepath.Join(tmpdir, rt.name)
err := os.WriteFile(cfgPath, []byte(rt.fileContents), 0644)
if err != nil {
t.Errorf("Couldn't create file: %v", err)
return
}
obj, err := LoadJoinConfigurationFromFile(cfgPath)
if rt.expectErr {
if err == nil {
t.Error("Unexpected success")
}
} else {
if err != nil {
t.Errorf("Error reading file: %v", err)
return
}
if obj == nil {
t.Error("Unexpected nil return value")
}
}
})
}
}
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