Golang service.ServiceInstance类代码示例

func (s *ConsumptionSuite) TestServicesInstancesHandlerReturnsOnlyServicesThatTheUserHasAccess(c *check.C) {
	u := &auth.User{Email: "[email protected]", Password: "123456"}
	_, err := nativeScheme.Create(u)
	c.Assert(err, check.IsNil)
	defer s.conn.Users().Remove(bson.M{"email": u.Email})
	token, err := nativeScheme.Login(map[string]string{"email": u.Email, "password": "123456"})
	c.Assert(err, check.IsNil)
	defer s.conn.Tokens().Remove(bson.M{"token": token.GetValue()})
	srv := service.Service{Name: "redis", IsRestricted: true}
	err = s.conn.Services().Insert(srv)
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "redis"})
	instance := service.ServiceInstance{
		Name:        "redis-globo",
		ServiceName: "redis",
		Apps:        []string{"globo"},
	}
	err = instance.Create()
	c.Assert(err, check.IsNil)
	request, err := http.NewRequest("GET", "/services/instances", nil)
	c.Assert(err, check.IsNil)
	recorder := httptest.NewRecorder()
	err = serviceInstances(recorder, request, token)
	c.Assert(err, check.IsNil)
	body, err := ioutil.ReadAll(recorder.Body)
	c.Assert(err, check.IsNil)
	var instances []service.ServiceModel
	err = json.Unmarshal(body, &instances)
	c.Assert(err, check.IsNil)
	c.Assert(instances, check.DeepEquals, []service.ServiceModel{})
}

func (s *ConsumptionSuite) TestServiceInstanceStatusHandler(c *check.C) {
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusNoContent)
		w.Write([]byte(`Service instance "my_nosql" is up`))
	}))
	defer ts.Close()
	srv := service.Service{Name: "mongodb", OwnerTeams: []string{s.team.Name}, Endpoint: map[string]string{"production": ts.URL}}
	err := srv.Create()
	c.Assert(err, check.IsNil)
	defer srv.Delete()
	si := service.ServiceInstance{Name: "my_nosql", ServiceName: srv.Name, Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	defer service.DeleteInstance(&si)
	recorder, request := makeRequestToStatusHandler("mongodb", "my_nosql", c)
	err = serviceInstanceStatus(recorder, request, s.token)
	c.Assert(err, check.IsNil)
	b, err := ioutil.ReadAll(recorder.Body)
	c.Assert(string(b), check.Equals, "Service instance \"my_nosql\" is up")
	action := rectest.Action{
		Action: "service-instance-status",
		User:   s.user.Email,
		Extra:  []interface{}{srv.Name, "my_nosql"},
	}
	c.Assert(action, rectest.IsRecorded)
}

func (s *ConsumptionSuite) TestRemoveServiceInstanceHandler(c *check.C) {
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusOK)
	}))
	defer ts.Close()
	se := service.Service{Name: "foo", Endpoint: map[string]string{"production": ts.URL}}
	err := se.Create()
	defer s.conn.Services().Remove(bson.M{"_id": se.Name})
	c.Assert(err, check.IsNil)
	si := service.ServiceInstance{Name: "foo-instance", ServiceName: "foo", Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	recorder, request := makeRequestToRemoveInstanceHandler("foo", "foo-instance", c)
	err = removeServiceInstance(recorder, request, s.token)
	c.Assert(err, check.IsNil)
	b, err := ioutil.ReadAll(recorder.Body)
	c.Assert(err, check.IsNil)
	var msg io.SimpleJsonMessage
	json.Unmarshal(b, &msg)
	c.Assert(msg.Message, check.Equals, `service instance successfuly removed`)
	n, err := s.conn.ServiceInstances().Find(bson.M{"name": "foo-instance", "service_name": "foo"}).Count()
	c.Assert(err, check.IsNil)
	c.Assert(n, check.Equals, 0)
	action := rectest.Action{
		Action: "remove-service-instance",
		User:   s.user.Email,
		Extra:  []interface{}{"foo", "foo-instance"},
	}
	c.Assert(action, rectest.IsRecorded)
}

func (s *S) TestHandleBindServiceMessage(c *gocheck.C) {
	called := false
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		called = true
		w.Write([]byte(`{"DATABASE_USER":"root","DATABASE_PASSWORD":"s3cr3t"}`))
	}))
	defer ts.Close()
	srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
	instance := service.ServiceInstance{Name: "my-mysql", ServiceName: "mysql", Teams: []string{s.team.Name}}
	instance.Create()
	defer s.conn.ServiceInstances().Remove(bson.M{"_id": "my-mysql"})
	a := App{
		Name: "nemesis",
		Units: []Unit{
			{
				Name:    "i-00800",
				State:   "started",
				Machine: 19,
			},
		},
	}
	err = s.conn.Apps().Insert(a)
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Apps().Remove(bson.M{"name": a.Name})
	err = instance.AddApp(a.Name)
	c.Assert(err, gocheck.IsNil)
	err = s.conn.ServiceInstances().Update(bson.M{"name": instance.Name}, instance)
	c.Assert(err, gocheck.IsNil)
	message := queue.Message{Action: BindService, Args: []string{a.Name, a.Units[0].Name}}
	handle(&message)
	c.Assert(called, gocheck.Equals, true)
}

func (s *S) TestUnbindRemovesAppFromServiceInstance(c *gocheck.C) {
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusNoContent)
	}))
	defer ts.Close()
	srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
	instance := service.ServiceInstance{
		Name:        "my-mysql",
		ServiceName: "mysql",
		Teams:       []string{s.team.Name},
		Apps:        []string{"painkiller"},
	}
	instance.Create()
	defer s.conn.ServiceInstances().Remove(bson.M{"name": "my-mysql"})
	a, err := createTestApp(s.conn, "painkiller", "", []string{s.team.Name})
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Apps().Remove(bson.M{"name": a.Name})
	err = instance.UnbindApp(&a)
	c.Assert(err, gocheck.IsNil)
	s.conn.ServiceInstances().Find(bson.M{"name": instance.Name}).One(&instance)
	c.Assert(instance.Apps, gocheck.DeepEquals, []string{})
}

func (s *S) TestBindUnit(c *gocheck.C) {
	called := false
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		called = true
		w.Write([]byte(`{"DATABASE_USER":"root","DATABASE_PASSWORD":"s3cr3t"}`))
	}))
	defer ts.Close()
	srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
	instance := service.ServiceInstance{Name: "my-mysql", ServiceName: "mysql", Teams: []string{s.team.Name}}
	instance.Create()
	defer s.conn.ServiceInstances().Remove(bson.M{"name": "my-mysql"})
	a, err := createTestApp(s.conn, "painkiller", "", []string{s.team.Name})
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Apps().Remove(bson.M{"name": a.Name})
	app.Provisioner.Provision(&a)
	defer app.Provisioner.Destroy(&a)
	envs, err := instance.BindUnit(&a, a.GetUnits()[0])
	c.Assert(err, gocheck.IsNil)
	c.Assert(called, gocheck.Equals, true)
	expectedEnvs := map[string]string{
		"DATABASE_USER":     "root",
		"DATABASE_PASSWORD": "s3cr3t",
	}
	c.Assert(envs, gocheck.DeepEquals, expectedEnvs)
}

func (s *ConsumptionSuite) TestServicesInstancesHandler(c *gocheck.C) {
	srv := service.Service{Name: "redis", Teams: []string{s.team.Name}}
	err := srv.Create()
	c.Assert(err, gocheck.IsNil)
	instance := service.ServiceInstance{
		Name:        "redis-globo",
		ServiceName: "redis",
		Apps:        []string{"globo"},
		Teams:       []string{s.team.Name},
	}
	err = instance.Create()
	c.Assert(err, gocheck.IsNil)
	request, err := http.NewRequest("GET", "/services/instances", nil)
	c.Assert(err, gocheck.IsNil)
	recorder := httptest.NewRecorder()
	err = serviceInstances(recorder, request, s.token)
	c.Assert(err, gocheck.IsNil)
	body, err := ioutil.ReadAll(recorder.Body)
	c.Assert(err, gocheck.IsNil)
	var instances []service.ServiceModel
	err = json.Unmarshal(body, &instances)
	c.Assert(err, gocheck.IsNil)
	expected := []service.ServiceModel{
		{Service: "redis", Instances: []string{"redis-globo"}},
	}
	c.Assert(instances, gocheck.DeepEquals, expected)
	action := testing.Action{Action: "list-service-instances", User: s.user.Email}
	c.Assert(action, testing.IsRecorded)
}

func (s *S) TestUnbindUnit(c *gocheck.C) {
	called := false
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		called = true
		w.WriteHeader(http.StatusNoContent)
	}))
	defer ts.Close()
	srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
	instance := service.ServiceInstance{
		Name:        "my-mysql",
		ServiceName: "mysql",
		Teams:       []string{s.team.Name},
		Apps:        []string{"painkiller"},
	}
	instance.Create()
	defer s.conn.ServiceInstances().Remove(bson.M{"name": "my-mysql"})
	a, err := createTestApp(s.conn, "painkiller", "", []string{s.team.Name})
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Apps().Remove(bson.M{"name": a.Name})
	app.Provisioner.Provision(&a)
	defer app.Provisioner.Destroy(&a)
	err = instance.UnbindUnit(a.GetUnits()[0])
	c.Assert(err, gocheck.IsNil)
	c.Assert(called, gocheck.Equals, true)
}

func (s *ConsumptionSuite) TestServiceInstanceProxy(c *check.C) {
	var proxyedRequest *http.Request
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		proxyedRequest = r
		w.Header().Set("X-Response-Custom", "custom response header")
		w.WriteHeader(http.StatusCreated)
		w.Write([]byte("a message"))
	}))
	defer ts.Close()
	se := service.Service{Name: "foo", Endpoint: map[string]string{"production": ts.URL}}
	err := se.Create()
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": se.Name})
	si := service.ServiceInstance{Name: "foo-instance", ServiceName: "foo", Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	defer service.DeleteInstance(&si)
	url := fmt.Sprintf("/services/%s/proxy/%s?callback=/mypath", si.ServiceName, si.Name)
	request, err := http.NewRequest("GET", url, nil)
	reqAuth := "bearer " + s.token.GetValue()
	request.Header.Set("Authorization", reqAuth)
	request.Header.Set("X-Custom", "my request header")
	m := RunServer(true)
	recorder := httptest.NewRecorder()
	m.ServeHTTP(recorder, request)
	c.Assert(recorder.Code, check.Equals, http.StatusCreated)
	c.Assert(recorder.Header().Get("X-Response-Custom"), check.Equals, "custom response header")
	c.Assert(recorder.Body.String(), check.Equals, "a message")
	c.Assert(proxyedRequest, check.NotNil)
	c.Assert(proxyedRequest.Header.Get("X-Custom"), check.Equals, "my request header")
	c.Assert(proxyedRequest.Header.Get("Authorization"), check.Not(check.Equals), reqAuth)
	c.Assert(proxyedRequest.URL.String(), check.Equals, "/mypath")
}

func (s *ConsumptionSuite) TestGrantRevokeServiceToTeam(c *check.C) {
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte("{'AA': 2}"))
	}))
	defer ts.Close()
	se := service.Service{Name: "go", Endpoint: map[string]string{"production": ts.URL}}
	err := se.Create()
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": se.Name})
	si := service.ServiceInstance{Name: "si-test", ServiceName: "go", Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	defer service.DeleteInstance(&si)
	team := auth.Team{Name: "test"}
	s.conn.Teams().Insert(team)
	defer s.conn.Teams().Remove(bson.M{"name": team.Name})
	url := fmt.Sprintf("/services/%s/instances/permission/%s/%s?:instance=%s&:team=%s&:service=%s", si.ServiceName, si.Name,
		team.Name, si.Name, team.Name, si.ServiceName)
	request, err := http.NewRequest("PUT", url, nil)
	c.Assert(err, check.IsNil)
	recorder := httptest.NewRecorder()
	err = serviceInstanceGrantTeam(recorder, request, s.token)
	c.Assert(err, check.IsNil)
	sinst, err := service.GetServiceInstance(si.ServiceName, si.Name)
	c.Assert(err, check.IsNil)
	c.Assert(sinst.Teams, check.DeepEquals, []string{s.team.Name, team.Name})
	request, err = http.NewRequest("DELETE", url, nil)
	c.Assert(err, check.IsNil)
	err = serviceInstanceRevokeTeam(recorder, request, s.token)
	c.Assert(err, check.IsNil)
	sinst, err = service.GetServiceInstance(si.ServiceName, si.Name)
	c.Assert(err, check.IsNil)
	c.Assert(sinst.Teams, check.DeepEquals, []string{s.team.Name})
}

func (s *ConsumptionSuite) TestServiceInstanceProxyError(c *check.C) {
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusBadGateway)
		w.Write([]byte("some error"))
	}))
	defer ts.Close()
	se := service.Service{Name: "foo", Endpoint: map[string]string{"production": ts.URL}}
	err := se.Create()
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": se.Name})
	si := service.ServiceInstance{Name: "foo-instance", ServiceName: "foo", Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	defer service.DeleteInstance(&si)
	url := fmt.Sprintf("/services/%s/proxy/%s?callback=/mypath", si.ServiceName, si.Name)
	request, err := http.NewRequest("GET", url, nil)
	c.Assert(err, check.IsNil)
	reqAuth := "bearer " + s.token.GetValue()
	request.Header.Set("Authorization", reqAuth)
	m := RunServer(true)
	recorder := httptest.NewRecorder()
	m.ServeHTTP(recorder, request)
	c.Assert(recorder.Code, check.Equals, http.StatusBadGateway)
	c.Assert(recorder.Body.Bytes(), check.DeepEquals, []byte("some error"))
}

func (s *S) TestDestroyShouldUnbindAppFromInstance(c *gocheck.C) {
	h := testHandler{}
	tsg := testing.StartGandalfTestServer(&h)
	defer tsg.Close()
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusNoContent)
	}))
	defer ts.Close()
	srvc := service.Service{Name: "my", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": srvc.Name})
	instance := service.ServiceInstance{Name: "MyInstance", Apps: []string{"whichapp"}, ServiceName: srvc.Name}
	err = instance.Create()
	c.Assert(err, gocheck.IsNil)
	defer s.conn.ServiceInstances().Remove(bson.M{"_id": instance.Name})
	a := App{
		Name:     "whichapp",
		Platform: "python",
		Teams:    []string{},
	}
	err = CreateApp(&a, s.user)
	c.Assert(err, gocheck.IsNil)
	app, err := GetByName(a.Name)
	c.Assert(err, gocheck.IsNil)
	err = Delete(app)
	c.Assert(err, gocheck.IsNil)
	n, err := s.conn.ServiceInstances().Find(bson.M{"apps": bson.M{"$in": []string{a.Name}}}).Count()
	c.Assert(err, gocheck.IsNil)
	c.Assert(n, gocheck.Equals, 0)
}

func (app *App) BindUnit(unit *provision.Unit) error {
	instances, err := app.serviceInstances()
	if err != nil {
		return err
	}
	var i int
	var instance service.ServiceInstance
	for i, instance = range instances {
		err = instance.BindUnit(app, unit)
		if err != nil {
			log.Errorf("Error binding the unit %s with the service instance %s: %s", unit.ID, instance.Name, err)
			break
		}
	}
	if err != nil {
		for j := i - 1; j >= 0; j-- {
			instance = instances[j]
			rollbackErr := instance.UnbindUnit(app, unit)
			if rollbackErr != nil {
				log.Errorf("Error unbinding unit %s with the service instance %s during rollback: %s", unit.ID, instance.Name, rollbackErr)
			}
		}
	}
	return err
}

func (s *BindSuite) TestBindUnit(c *check.C) {
	var called bool
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		called = true
	}))
	defer ts.Close()
	srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
	err := srvc.Create()
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
	instance := service.ServiceInstance{Name: "my-mysql", ServiceName: "mysql", Teams: []string{s.team.Name}}
	instance.Create()
	defer s.conn.ServiceInstances().Remove(bson.M{"name": "my-mysql"})
	a, err := createTestApp(s.conn, "painkiller", "", []string{s.team.Name})
	c.Assert(err, check.IsNil)
	defer s.conn.Apps().Remove(bson.M{"name": a.Name})
	app.Provisioner.Provision(&a)
	defer app.Provisioner.Destroy(&a)
	app.Provisioner.AddUnits(&a, 1, "web", nil)
	units, err := a.GetUnits()
	c.Assert(err, check.IsNil)
	err = instance.BindUnit(&a, units[0])
	c.Assert(err, check.IsNil)
	c.Assert(called, check.Equals, true)
}

func (s *ProvisionSuite) TestServiceProxyPost(c *check.C) {
	var (
		proxyedRequest *http.Request
		proxyedBody    []byte
	)
	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		var err error
		proxyedBody, err = ioutil.ReadAll(r.Body)
		c.Assert(err, check.IsNil)
		proxyedRequest = r
		w.Header().Set("X-Response-Custom", "custom response header")
		w.WriteHeader(http.StatusCreated)
		w.Write([]byte("a message"))
	}))
	defer ts.Close()
	se := service.Service{
		Name:       "foo",
		Endpoint:   map[string]string{"production": ts.URL},
		OwnerTeams: []string{s.team.Name},
	}
	err := se.Create()
	c.Assert(err, check.IsNil)
	defer s.conn.Services().Remove(bson.M{"_id": se.Name})
	si := service.ServiceInstance{Name: "foo-instance", ServiceName: "foo", Teams: []string{s.team.Name}}
	err = si.Create()
	c.Assert(err, check.IsNil)
	defer service.DeleteInstance(&si, "")
	url := fmt.Sprintf("/services/proxy/service/%s?callback=/mypath", se.Name)
	body := strings.NewReader("my=awesome&body=1")
	request, err := http.NewRequest("POST", url, body)
	c.Assert(err, check.IsNil)
	reqAuth := "bearer " + s.token.GetValue()
	request.Header.Set("Authorization", reqAuth)
	request.Header.Set("X-Custom", "my request header")
	request.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	recorder := &closeNotifierResponseRecorder{httptest.NewRecorder()}
	s.m.ServeHTTP(recorder, request)
	c.Assert(recorder.Code, check.Equals, http.StatusCreated)
	c.Assert(recorder.Header().Get("X-Response-Custom"), check.Equals, "custom response header")
	c.Assert(recorder.Body.String(), check.Equals, "a message")
	c.Assert(proxyedRequest, check.NotNil)
	c.Assert(proxyedRequest.Method, check.Equals, "POST")
	c.Assert(proxyedRequest.Header.Get("X-Custom"), check.Equals, "my request header")
	c.Assert(proxyedRequest.Header.Get("Authorization"), check.Not(check.Equals), reqAuth)
	c.Assert(proxyedRequest.URL.String(), check.Equals, "/mypath")
	c.Assert(string(proxyedBody), check.Equals, "my=awesome&body=1")
	c.Assert(eventtest.EventDesc{
		Target: serviceTarget("foo"),
		Owner:  s.token.GetUserName(),
		Kind:   "service.update.proxy",
		StartCustomData: []map[string]interface{}{
			{"name": ":service", "value": "foo"},
			{"name": "callback", "value": "/mypath"},
			{"name": "method", "value": "POST"},
			{"name": "my", "value": "awesome"},
			{"name": "body", "value": "1"},
		},
	}, eventtest.HasEvent)
}