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/*
Copyright 2018 ZTE, Inc. and others.
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 main
import (
"testing"
kapi "k8s.io/kubernetes/pkg/api"
)
func TestAddServiceKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// add ServiceTypeClusterIP
serviceTypeClusterIP := createMockService("serviceTypeClusterIP", "192.168.10.10", kapi.ServiceTypeClusterIP)
client.AddService(serviceTypeClusterIP)
msbWorkValidate(t, msbWorkQueue, serviceTypeClusterIP, MSBWorkAddService, "192.168.10.10")
// add ServiceTypeNodePort
serviceTypeNodePort := createMockService("ServiceTypeNodePort", "192.168.10.11", kapi.ServiceTypeNodePort)
client.AddService(serviceTypeNodePort)
msbWorkValidate(t, msbWorkQueue, serviceTypeNodePort, MSBWorkAddService, "192.168.10.11")
// add ServiceTypeLoadBalancer
serviceTypeLoadBalancer := createMockService("ServiceTypeLoadBalancer", "192.168.10.12", kapi.ServiceTypeLoadBalancer)
client.AddService(serviceTypeLoadBalancer)
msbWorkValidate(t, msbWorkQueue, serviceTypeLoadBalancer, MSBWorkAddService, "192.168.10.12")
// exception process
// TODO ClusterIP is not set , cannot check result for there would be no return
serviceClusterIPNotSet := &kapi.Service{
ObjectMeta: kapi.ObjectMeta{
Annotations: map[string]string{serviceKey: "clusterIp not set"},
},
}
client.AddService(serviceClusterIPNotSet)
// TODO servicekey is not set , cannot check result for there would be no return
serviceWithoutServiceKey := &kapi.Service{
ObjectMeta: kapi.ObjectMeta{
Annotations: map[string]string{},
},
}
client.AddService(serviceWithoutServiceKey)
// TODO service already exist , cannot check result for there would be no return
client.AddService(serviceTypeClusterIP)
}
func createMockService(name string, ip string, serviceType kapi.ServiceType) *kapi.Service {
service := kapi.Service{
ObjectMeta: kapi.ObjectMeta{
Annotations: map[string]string{serviceKey: name},
},
Spec: kapi.ServiceSpec{
ClusterIP: ip,
Type: serviceType,
},
}
service.Name = name
return &service
}
func msbWorkValidate(t *testing.T, queue <-chan MSBWork, service *kapi.Service, action MSBWorkAction, ip string) {
work := <-queue
if work.Action != action || work.IPAddress != ip || work.ServiceInfo != service.Name {
t.Errorf("msbWork validate error, expect %s,%s,%s to be %s %s,%s",
work.Action, work.IPAddress, work.ServiceInfo, action, ip, service.Name)
}
}
func removeSingleServiceTest(t *testing.T, client *ClientBookKeeper, queue <-chan MSBWork, service *kapi.Service, ip string) {
// add service
client.AddService(service)
msbWorkValidate(t, queue, service, MSBWorkAddService, ip)
// remove service
client.RemoveService(service)
msbWorkValidate(t, queue, service, MSBWorkRemoveService, ip)
}
func TestRemoveServiceKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// exception process
// TODO ServiceKey not set , cannot check result for there would be no return
serviceWithoutServiceKey := kapi.Service{
ObjectMeta: kapi.ObjectMeta{
Annotations: map[string]string{},
},
}
client.RemoveService(&serviceWithoutServiceKey)
// TODO service not exist , cannot check result for there would be no return
serviceNotExist := createMockService("serviceTypeClusterIP", "192.168.10.9", kapi.ServiceTypeClusterIP)
serviceNotExist.Name = "serviceNotExist"
client.RemoveService(serviceNotExist)
// normal process
// ServiceTypeClusterIP
serviceClusterIp := createMockService("serviceTypeClusterIP", "192.168.10.10", kapi.ServiceTypeClusterIP)
removeSingleServiceTest(t, client, msbWorkQueue, serviceClusterIp, "192.168.10.10")
// ServiceTypeNodePort
serviceNodePort := createMockService("ServiceTypeNodePort", "192.168.10.11", kapi.ServiceTypeNodePort)
removeSingleServiceTest(t, client, msbWorkQueue, serviceNodePort, "192.168.10.11")
// ServiceTypeLoadBalancer
serviceLoadBalancer := createMockService("serviceTypeClusterIP", "192.168.10.12", kapi.ServiceTypeLoadBalancer)
serviceLoadBalancer.Spec.LoadBalancerIP = "192.168.10.12"
removeSingleServiceTest(t, client, msbWorkQueue, serviceLoadBalancer, "192.168.10.12")
}
func TestUpdateServiceKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// exception process
// TODO ServiceKey not set , cannot check result for there would be no return
serviceWithoutServiceKey := kapi.Service{
ObjectMeta: kapi.ObjectMeta{
Annotations: map[string]string{},
},
}
client.UpdateService(&serviceWithoutServiceKey)
// normal process
// update exist service
service := createMockService("ServiceTypeNodePort", "192.168.10.11", kapi.ServiceTypeNodePort)
client.AddService(service)
msbWorkValidate(t, msbWorkQueue, service, MSBWorkAddService, "192.168.10.11")
// update service info
service.Spec.ClusterIP = "0.0.0.0"
client.UpdateService(service)
msbWorkValidate(t, msbWorkQueue, service, MSBWorkRemoveService, "0.0.0.0")
msbWorkValidate(t, msbWorkQueue, service, MSBWorkAddService, "0.0.0.0")
// update not exist service
notExistService := createMockService("notExistService", "192.168.10.12", kapi.ServiceTypeNodePort)
client.UpdateService(notExistService)
msbWorkValidate(t, msbWorkQueue, notExistService, MSBWorkAddService, "192.168.10.12")
}
func createMockPod(name string, ip string) *kapi.Pod {
pod := kapi.Pod{
Status: kapi.PodStatus{
PodIP: ip,
},
}
pod.Name = name
pod.Annotations = map[string]string{serviceKey: name}
return &pod
}
func msbWorkPodValidate(t *testing.T, queue <-chan MSBWork, pod *kapi.Pod, action MSBWorkAction, ip string) {
work := <-queue
if work.Action != action || work.IPAddress != ip || work.ServiceInfo != pod.Name {
t.Errorf("expect %s,%s,%s to be %s, %s,%s",
work.Action, work.IPAddress, work.ServiceInfo, action, ip, pod.Name)
}
}
func TestAddPodKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// add ServiceTypeClusterIP
pod := createMockPod("addPodTest", "192.168.10.10")
client.AddPod(pod)
msbWorkPodValidate(t, msbWorkQueue, pod, MSBWorkAddPod, "192.168.10.10")
if _, ok := client.pods[pod.Name]; !ok {
t.Errorf("add pod error, pod not exists in client.pods")
}
// exception process
// TODO servicekey is not set , cannot check result for there would be no return
podWithoutServiceKey := &kapi.Pod{}
client.AddPod(podWithoutServiceKey)
// TODO pod already exist , cannot check result for there would be no return
client.AddPod(pod)
// pod.Name == "" || pod.Status.PodIP == ""
podWithoutName := createMockPod("", "192.168.10.10")
client.AddPod(podWithoutName)
if addedPod, ok := addMap[podWithoutName.Name]; !ok || addedPod.Status.PodIP != podWithoutName.Status.PodIP {
t.Errorf("podWithoutName didnot add to addMap")
}
podWithoutIp := createMockPod("podWithoutIp", "")
client.AddPod(podWithoutIp)
if addedPod, ok := addMap[podWithoutIp.Name]; !ok || addedPod.Status.PodIP != podWithoutIp.Status.PodIP {
t.Errorf("podWithoutIp didnot add to addMap")
}
}
func TestRemovePodKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// exception process
// TODO ServiceKey not set , cannot check result for there would be no return
podWithoutServiceKey := kapi.Pod{}
client.RemovePod(&podWithoutServiceKey)
// TODO Pod not exist , cannot check result for there would be no return
podNotExist := createMockPod("podNotExistTest", "192.168.10.10")
client.RemovePod(podNotExist)
// normal process
pod := createMockPod("removePodTest", "192.168.10.10")
client.AddPod(pod)
if _, ok := client.pods[pod.Name]; !ok {
t.Errorf("add pod error, pod not exists in client.pods")
}
msbWorkPodValidate(t, msbWorkQueue, pod, MSBWorkAddPod, "192.168.10.10")
client.RemovePod(pod)
msbWorkPodValidate(t, msbWorkQueue, pod, MSBWorkRemovePod, "192.168.10.10")
if _, ok := client.pods[pod.Name]; ok {
t.Errorf("remove pod error, pod still exists in client.pods")
}
}
func TestUpdatePodKube(t *testing.T) {
client := newClientBookKeeper()
msbWorkQueue := make(chan MSBWork, 10)
client.msbQueue = msbWorkQueue
// exception process
// TODO ServiceKey not set , cannot check result for there would be no return
podWithoutServiceKey := kapi.Pod{}
client.UpdatePod(&podWithoutServiceKey)
// normal process
// update exist Pod
existPod := createMockPod("mockPod", "192.168.10.11")
client.AddPod(existPod)
msbWorkPodValidate(t, msbWorkQueue, existPod, MSBWorkAddPod, "192.168.10.11")
if _, ok := client.pods[existPod.Name]; !ok {
t.Errorf("add pod error, pod not exists in client.pods")
}
// update service info
updatePod := createMockPod("mockPod", "0.0.0.0")
client.UpdatePod(updatePod)
msbWorkPodValidate(t, msbWorkQueue, updatePod, MSBWorkRemovePod, "192.168.10.11")
msbWorkPodValidate(t, msbWorkQueue, updatePod, MSBWorkAddPod, "0.0.0.0")
if updatedExistPod, ok := client.pods[existPod.Name]; !ok || updatedExistPod.Status.PodIP != updatePod.Status.PodIP {
t.Errorf("add pod error, pod not exists in client.pods")
}
// update not exist service
notExistPod := createMockPod("mockNotExistPod", "192.168.10.11")
if _, ok := client.pods[notExistPod.Name]; ok {
t.Errorf("mockNotExistPod should not exist before it has been added")
}
client.UpdatePod(notExistPod)
msbWorkPodValidate(t, msbWorkQueue, notExistPod, MSBWorkAddPod, "192.168.10.11")
if _, ok := client.pods[notExistPod.Name]; !ok {
t.Errorf("mockNotExistPod should not exist before it has been added")
}
}
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