| /* |
| Copyright 2016 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 services |
| |
| import ( |
| "os" |
| "testing" |
| |
| etcdtesting "k8s.io/apiserver/pkg/storage/etcd/testing" |
| "k8s.io/apiserver/pkg/storage/storagebackend" |
| "k8s.io/kubernetes/test/e2e/framework" |
| |
| "k8s.io/klog" |
| ) |
| |
| // e2eService manages e2e services in current process. |
| type e2eServices struct { |
| rmDirs []string |
| // statically linked e2e services |
| etcdServer *etcdtesting.EtcdTestServer |
| etcdStorage *storagebackend.Config |
| apiServer *APIServer |
| nsController *NamespaceController |
| } |
| |
| func newE2EServices() *e2eServices { |
| return &e2eServices{} |
| } |
| |
| // run starts all e2e services and wait for the termination signal. Once receives the |
| // termination signal, it will stop the e2e services gracefully. |
| func (es *e2eServices) run(t *testing.T) error { |
| defer es.stop(t) |
| if err := es.start(t); err != nil { |
| return err |
| } |
| // Wait until receiving a termination signal. |
| waitForTerminationSignal() |
| return nil |
| } |
| |
| // start starts the tests embedded services or returns an error. |
| func (es *e2eServices) start(t *testing.T) error { |
| klog.Info("Starting e2e services...") |
| err := es.startEtcd(t) |
| if err != nil { |
| return err |
| } |
| err = es.startApiServer(es.etcdStorage) |
| if err != nil { |
| return err |
| } |
| err = es.startNamespaceController() |
| if err != nil { |
| return nil |
| } |
| klog.Info("E2E services started.") |
| return nil |
| } |
| |
| // stop stops the embedded e2e services. |
| func (es *e2eServices) stop(t *testing.T) { |
| klog.Info("Stopping e2e services...") |
| // TODO(random-liu): Use a loop to stop all services after introducing |
| // service interface. |
| klog.Info("Stopping namespace controller") |
| if es.nsController != nil { |
| if err := es.nsController.Stop(); err != nil { |
| klog.Errorf("Failed to stop %q: %v", es.nsController.Name(), err) |
| } |
| } |
| |
| klog.Info("Stopping API server") |
| if es.apiServer != nil { |
| if err := es.apiServer.Stop(); err != nil { |
| klog.Errorf("Failed to stop %q: %v", es.apiServer.Name(), err) |
| } |
| } |
| |
| klog.Info("Stopping etcd") |
| if es.etcdServer != nil { |
| es.etcdServer.Terminate(t) |
| } |
| |
| for _, d := range es.rmDirs { |
| klog.Infof("Deleting directory %v", d) |
| err := os.RemoveAll(d) |
| if err != nil { |
| klog.Errorf("Failed to delete directory %s.\n%v", d, err) |
| } |
| } |
| |
| klog.Info("E2E services stopped.") |
| } |
| |
| // startEtcd starts the embedded etcd instance or returns an error. |
| func (es *e2eServices) startEtcd(t *testing.T) error { |
| klog.Info("Starting etcd") |
| server, etcdStorage := etcdtesting.NewUnsecuredEtcd3TestClientServer(t) |
| es.etcdServer = server |
| es.etcdStorage = etcdStorage |
| return nil |
| } |
| |
| // startApiServer starts the embedded API server or returns an error. |
| func (es *e2eServices) startApiServer(etcdStorage *storagebackend.Config) error { |
| klog.Info("Starting API server") |
| es.apiServer = NewAPIServer(*etcdStorage) |
| return es.apiServer.Start() |
| } |
| |
| // startNamespaceController starts the embedded namespace controller or returns an error. |
| func (es *e2eServices) startNamespaceController() error { |
| klog.Info("Starting namespace controller") |
| es.nsController = NewNamespaceController(framework.TestContext.Host) |
| return es.nsController.Start() |
| } |
| |
| // getServicesHealthCheckURLs returns the health check urls for the internal services. |
| func getServicesHealthCheckURLs() []string { |
| return []string{ |
| getAPIServerHealthCheckURL(), |
| } |
| } |