Golang Service.ID方法代码示例

func (dt *DaoTest) TestDao_NewService(t *C) {
	svc := service.Service{}
	err := dt.Dao.AddService(svc, &id)
	if err == nil {
		t.Errorf("Expected failure to create service %-v", svc)
		t.Fail()
	}

	svc.ID = "default"
	svc.Name = "default"
	svc.PoolID = "default"
	svc.Launch = "auto"
	svc.DeploymentID = "deployment_id"
	err = dt.Dao.AddService(svc, &id)
	if err != nil {
		t.Errorf("Failure creating service %-v with error: %s", svc, err)
		t.Fail()
	}

	err = dt.Dao.AddService(svc, &id)
	if err == nil {
		t.Errorf("Expected error creating redundant service %-v", svc)
		t.Fail()
	}

	svc.ID = ""
	err = dt.Dao.AddService(svc, &id)
	if err == nil {
		t.Errorf("Expected error creating service with same name and parent", svc)
		t.Fail()
	}
}

func (dt *DaoTest) TestDao_NewSnapshot(t *C) {
	t.Skip("TODO: fix this test")
	// this is technically not a unit test since it depends on the leader
	// starting a watch for snapshot requests and the code here is time
	// dependent waiting for that leader to start the watch
	return

	glog.V(0).Infof("TestDao_NewSnapshot started")
	defer glog.V(0).Infof("TestDao_NewSnapshot finished")

	time.Sleep(2 * time.Second) // wait for Leader to start watching for snapshot requests

	service := service.Service{}
	service.ID = "service-without-quiesce"
	dt.Dao.RemoveService(service.ID, &unused)
	// snapshot should work for services without Snapshot Pause/Resume
	err := dt.Dao.AddService(service, &id)
	if err != nil {
		t.Fatalf("Failure creating service %+v with error: %s", service, err)
	}

	service.ID = "service1-quiesce"
	dt.Dao.RemoveService(service.ID, &unused)
	service.Snapshot.Pause = fmt.Sprintf("STATE=paused echo %s quiesce $STATE", service.ID)
	service.Snapshot.Resume = fmt.Sprintf("STATE=resumed echo %s quiesce $STATE", service.ID)
	err = dt.Dao.AddService(service, &id)
	if err != nil {
		t.Fatalf("Failure creating service %+v with error: %s", service, err)
	}

	service.ID = "service2-quiesce"
	dt.Dao.RemoveService(service.ID, &unused)
	service.Snapshot.Pause = fmt.Sprintf("STATE=paused echo %s quiesce $STATE", service.ID)
	service.Snapshot.Resume = fmt.Sprintf("STATE=resumed echo %s quiesce $STATE", service.ID)
	err = dt.Dao.AddService(service, &id)
	if err != nil {
		t.Fatalf("Failure creating service %+v with error: %s", service, err)
	}

	err = dt.Dao.Snapshot(service.ID, &id)
	if err != nil {
		t.Fatalf("Failure creating snapshot for service %+v with error: %s", service, err)
	}
	if id == "" {
		t.Fatalf("Failure creating snapshot for service %+v - label is empty", service)
	}
	glog.V(0).Infof("successfully created 1st snapshot with label:%s", id)

	err = dt.Dao.Snapshot(service.ID, &id)
	if err != nil {
		t.Fatalf("Failure creating snapshot for service %+v with error: %s", service, err)
	}
	if id == "" {
		t.Fatalf("Failure creating snapshot for service %+v - label is empty", service)
	}
	glog.V(0).Infof("successfully created 2nd snapshot with label:%s", id)

	time.Sleep(10 * time.Second)
}

func restAddService(w *rest.ResponseWriter, r *rest.Request, client *node.ControlClient) {
	var svc service.Service
	var serviceID string
	err := r.DecodeJsonPayload(&svc)
	if err != nil {
		glog.V(1).Info("Could not decode service payload: ", err)
		restBadRequest(w, err)
		return

	}
	if id, err := utils.NewUUID36(); err != nil {
		restBadRequest(w, err)
		return
	} else {
		svc.ID = id
	}
	now := time.Now()
	svc.CreatedAt = now
	svc.UpdatedAt = now

	//for each endpoint, evaluate its EndpointTemplates
	getSvc := func(svcID string) (service.Service, error) {
		svc := service.Service{}
		err := client.GetService(svcID, &svc)
		return svc, err
	}
	findChild := func(svcID, childName string) (service.Service, error) {
		svc := service.Service{}
		err := client.FindChildService(dao.FindChildRequest{svcID, childName}, &svc)
		return svc, err
	}
	if err = svc.EvaluateEndpointTemplates(getSvc, findChild); err != nil {
		glog.Errorf("Unable to evaluate service endpoints: %v", err)
		restServerError(w, err)
		return
	}

	tags := map[string][]string{
		"controlplane_service_id": []string{svc.ID},
	}
	profile, err := svc.MonitoringProfile.ReBuild("1h-ago", tags)
	if err != nil {
		glog.Errorf("Unable to rebuild service monitoring profile: %v", err)
		restServerError(w, err)
		return
	}
	svc.MonitoringProfile = *profile

	//add the service to the data store
	err = client.AddService(svc, &serviceID)
	if err != nil {
		glog.Errorf("Unable to add service: %v", err)
		restServerError(w, err)
		return
	}

	//automatically assign virtual ips to new service
	request := dao.AssignmentRequest{ServiceID: svc.ID, IPAddress: "", AutoAssignment: true}
	if err := client.AssignIPs(request, nil); err != nil {
		glog.Errorf("Failed to automatically assign IPs: %+v -> %v", request, err)
		restServerError(w, err)
		return
	}

	glog.V(0).Info("Added service ", serviceID)
	w.WriteJson(&simpleResponse{"Added service", serviceLinks(serviceID)})
}

// updateService internal method to use when service has been validated
func (f *Facade) updateService(ctx datastore.Context, svc *service.Service) error {
	id := strings.TrimSpace(svc.ID)
	if id == "" {
		return errors.New("empty Service.ID not allowed")
	}
	svc.ID = id
	//add assignment info to service so it is availble in zk
	f.fillServiceAddr(ctx, svc)

	svcStore := f.serviceStore

	// verify the service with name and parent does not collide with another existing service
	if s, err := svcStore.FindChildService(ctx, svc.DeploymentID, svc.ParentServiceID, svc.Name); err != nil {
		glog.Errorf("Could not verify service path for %s: %s", svc.Name, err)
		return err
	} else if s != nil {
		if s.ID != svc.ID {
			err := fmt.Errorf("service %s found at %s", svc.Name, svc.ParentServiceID)
			glog.Errorf("Cannot update service %s: %s", svc.Name, err)
			return err
		}
	}

	oldSvc, err := svcStore.Get(ctx, svc.ID)
	if err != nil {
		return err
	}

	//Deal with Service Config Files
	//For now always make sure originalConfigs stay the same, essentially they are immutable
	svc.OriginalConfigs = oldSvc.OriginalConfigs

	//check if config files haven't changed
	if !reflect.DeepEqual(oldSvc.OriginalConfigs, svc.ConfigFiles) {
		//lets validate Service before doing more work....
		if err := svc.ValidEntity(); err != nil {
			return err
		}

		tenantID, servicePath, err := f.getTenantIDAndPath(ctx, *svc)
		if err != nil {
			return err
		}

		newConfs := make(map[string]*serviceconfigfile.SvcConfigFile)
		//config files are different, for each one that is different validate and add to newConfs
		for key, oldConf := range oldSvc.OriginalConfigs {
			if conf, found := svc.ConfigFiles[key]; found {
				if !reflect.DeepEqual(oldConf, conf) {
					newConf, err := serviceconfigfile.New(tenantID, servicePath, conf)
					if err != nil {
						return err
					}
					newConfs[key] = newConf
				}
			}
		}

		//Get current stored conf files and replace as needed
		configStore := serviceconfigfile.NewStore()
		existingConfs, err := configStore.GetConfigFiles(ctx, tenantID, servicePath)
		if err != nil {
			return err
		}
		foundConfs := make(map[string]*serviceconfigfile.SvcConfigFile)
		for _, svcConfig := range existingConfs {
			foundConfs[svcConfig.ConfFile.Filename] = svcConfig
		}
		//add or replace stored service config
		for _, newConf := range newConfs {
			if existing, found := foundConfs[newConf.ConfFile.Filename]; found {
				newConf.ID = existing.ID
				//delete it from stored confs, left overs will be deleted from DB
				delete(foundConfs, newConf.ConfFile.Filename)
			}
			configStore.Put(ctx, serviceconfigfile.Key(newConf.ID), newConf)
		}
		//remove leftover non-updated stored confs, conf was probably reverted to original or no longer exists
		for _, confToDelete := range foundConfs {
			configStore.Delete(ctx, serviceconfigfile.Key(confToDelete.ID))
		}
	}

	svc.UpdatedAt = time.Now()
	if err := svcStore.Put(ctx, svc); err != nil {
		return err
	}

	// Remove the service from zookeeper if the pool ID has changed
	if oldSvc.PoolID != svc.PoolID {
		if err := zkAPI(f).RemoveService(oldSvc); err != nil {
			// Synchronizer will eventually clean this service up
			glog.Warningf("ZK: Could not delete service %s (%s) from pool %s: %s", svc.Name, svc.ID, oldSvc.PoolID, err)
			oldSvc.DesiredState = int(service.SVCStop)
			zkAPI(f).UpdateService(oldSvc)
		}
	}

	return zkAPI(f).UpdateService(svc)
//.........这里部分代码省略.........