Files
kubevpn/pkg/util/cidr_test.go

130 lines
2.7 KiB
Go

package util
import (
"context"
"encoding/json"
"fmt"
"testing"
"time"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/cli-runtime/pkg/genericclioptions"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/util/retry"
"k8s.io/kubectl/pkg/cmd/util"
"sigs.k8s.io/yaml"
plog "github.com/wencaiwulue/kubevpn/v2/pkg/log"
)
var (
namespace string
clientset *kubernetes.Clientset
restclient *rest.RESTClient
restconfig *rest.Config
f util.Factory
)
func before() {
var err error
configFlags := genericclioptions.NewConfigFlags(true)
f = util.NewFactory(util.NewMatchVersionFlags(configFlags))
if restconfig, err = f.ToRESTConfig(); err != nil {
plog.G(context.Background()).Fatal(err)
}
if restclient, err = rest.RESTClientFor(restconfig); err != nil {
plog.G(context.Background()).Fatal(err)
}
if clientset, err = kubernetes.NewForConfig(restconfig); err != nil {
plog.G(context.Background()).Fatal(err)
}
if namespace, _, err = f.ToRawKubeConfigLoader().Namespace(); err != nil {
plog.G(context.Background()).Fatal(err)
}
}
func TestByDumpClusterInfo(t *testing.T) {
before()
info, err := GetCIDRByDumpClusterInfo(context.Background(), clientset)
if err != nil {
t.Error(err)
}
for _, ipNet := range info {
fmt.Println(ipNet.String())
}
}
func TestByCreateSvc(t *testing.T) {
before()
info, err := GetServiceCIDRByCreateService(context.Background(), clientset.CoreV1().Services("default"))
if err != nil {
t.Error(err)
}
fmt.Println(info)
}
func TestElegant(t *testing.T) {
before()
elegant, err := GetCIDRElegant(context.Background(), clientset, restconfig, namespace)
if err != nil {
t.Error(err)
}
for _, net := range elegant {
fmt.Println(net.String())
}
}
func TestWaitBackoff(t *testing.T) {
var last = time.Now()
_ = retry.OnError(
wait.Backoff{
Steps: 10,
Duration: time.Millisecond * 50,
}, func(err error) bool {
return err != nil
}, func() error {
now := time.Now()
fmt.Println(now.Sub(last).String())
last = now
return fmt.Errorf("")
})
}
func TestArray(t *testing.T) {
s := []int{1, 2, 3, 1, 2, 3, 1, 2, 3}
for i := 0; i < 3; i++ {
ints := s[i*3 : i*3+3]
println(ints[0], ints[1], ints[2])
}
}
func TestPatch(t *testing.T) {
var p = v1.Probe{
ProbeHandler: v1.ProbeHandler{HTTPGet: &v1.HTTPGetAction{
Path: "/health",
Port: intstr.FromInt32(9080),
Scheme: "HTTP",
}},
}
marshal, err := json.Marshal(p)
if err != nil {
panic(err)
}
fmt.Println(string(marshal))
var pp v1.Probe
err = json.Unmarshal(marshal, &pp)
if err != nil {
panic(err)
}
bytes, err := yaml.Marshal(pp)
if err != nil {
panic(err)
}
fmt.Println(string(bytes))
}