Golang errors.NewModelAlreadyExistsError函數代碼示例

func (c CloudControllerServiceKeyRepository) CreateServiceKey(instanceGUID string, keyName string, params map[string]interface{}) error {
	path := "/v2/service_keys"

	request := models.ServiceKeyRequest{
		Name:                keyName,
		ServiceInstanceGUID: instanceGUID,
		Params:              params,
	}
	jsonBytes, err := json.Marshal(request)
	if err != nil {
		return err
	}

	err = c.gateway.CreateResource(c.config.APIEndpoint(), path, bytes.NewReader(jsonBytes))

	if httpErr, ok := err.(errors.HTTPError); ok {
		switch httpErr.ErrorCode() {
		case errors.ServiceKeyNameTaken:
			return errors.NewModelAlreadyExistsError("Service key", keyName)
		case errors.UnbindableService:
			return errors.NewUnbindableServiceError()
		default:
			return errors.New(httpErr.Error())
		}
	}

	return nil
}

func (repo CloudControllerServiceRepository) CreateServiceInstance(name, planGUID string, params map[string]interface{}, tags []string) (err error) {
	path := "/v2/service_instances?accepts_incomplete=true"
	request := models.ServiceInstanceCreateRequest{
		Name:      name,
		PlanGUID:  planGUID,
		SpaceGUID: repo.config.SpaceFields().GUID,
		Params:    params,
		Tags:      tags,
	}

	jsonBytes, err := json.Marshal(request)
	if err != nil {
		return err
	}

	err = repo.gateway.CreateResource(repo.config.APIEndpoint(), path, bytes.NewReader(jsonBytes))

	if httpErr, ok := err.(errors.HTTPError); ok && httpErr.ErrorCode() == errors.ServiceInstanceNameTaken {
		serviceInstance, findInstanceErr := repo.FindInstanceByName(name)

		if findInstanceErr == nil && serviceInstance.ServicePlan.GUID == planGUID {
			return errors.NewModelAlreadyExistsError("Service", name)
		}
	}

	return
}

func (c CloudControllerServiceKeyRepository) CreateServiceKey(instanceGuid string, keyName string, params map[string]interface{}) error {
	path := "/v2/service_keys"

	request := models.ServiceKeyRequest{
		Name:                keyName,
		ServiceInstanceGuid: instanceGuid,
		Params:              params,
	}
	jsonBytes, err := json.Marshal(request)
	if err != nil {
		return err
	}

	err = c.gateway.CreateResource(c.config.ApiEndpoint(), path, bytes.NewReader(jsonBytes))

	if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() == errors.SERVICE_KEY_NAME_TAKEN {
		return errors.NewModelAlreadyExistsError("Service key", keyName)
	} else if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() == errors.UNBINDABLE_SERVICE {
		return errors.NewUnbindableServiceError()
	} else if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() != "" {
		return errors.New(httpErr.Error())
	}

	return nil
}

func (repo *FakeUserRepository) Create(username, password string) (apiErr error) {
	repo.CreateUserUsername = username
	repo.CreateUserPassword = password

	if repo.CreateUserExists {
		apiErr = errors.NewModelAlreadyExistsError("User", username)
	}

	return
}

func (repo *FakeUserRepository) Create(username, password string) (apiErr error) {
	repo.CreateUserUsername = username
	repo.CreateUserPassword = password

	if repo.CreateUserReturnsHttpError {
		apiErr = errors.NewHttpError(403, "403", "Forbidden")
	}
	if repo.CreateUserExists {
		apiErr = errors.NewModelAlreadyExistsError("User", username)
	}

	return
}

func (c CloudControllerServiceKeyRepository) CreateServiceKey(instanceId string, keyName string) error {
	path := "/v2/service_keys"
	data := fmt.Sprintf(`{"service_instance_guid":"%s","name":"%s"}`, instanceId, keyName)

	err := c.gateway.CreateResource(c.config.ApiEndpoint(), path, strings.NewReader(data))

	if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() == errors.SERVICE_KEY_NAME_TAKEN {
		return errors.NewModelAlreadyExistsError("Service key", keyName)
	} else if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() == errors.UNBINDABLE_SERVICE {
		return errors.NewUnbindableServiceError()
	} else if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() != "" {
		return errors.New(httpErr.Error())
	}

	return nil
}

func (repo CloudControllerServiceRepository) CreateServiceInstance(name, planGuid string) (err error) {
	path := fmt.Sprintf("%s/v2/service_instances", repo.config.ApiEndpoint())
	data := fmt.Sprintf(
		`{"name":"%s","service_plan_guid":"%s","space_guid":"%s", "async": true}`,
		name, planGuid, repo.config.SpaceFields().Guid,
	)

	err = repo.gateway.CreateResource(path, strings.NewReader(data))

	if httpErr, ok := err.(errors.HttpError); ok && httpErr.ErrorCode() == errors.SERVICE_INSTANCE_NAME_TAKEN {
		serviceInstance, findInstanceErr := repo.FindInstanceByName(name)

		if findInstanceErr == nil && serviceInstance.ServicePlan.Guid == planGuid {
			return errors.NewModelAlreadyExistsError("Service", name)
		}
	}

	return
}

func (repo CloudControllerUserRepository) Create(username, password string) (err error) {
	uaaEndpoint, err := repo.getAuthEndpoint()
	if err != nil {
		return
	}

	path := "/Users"
	body, err := json.Marshal(resources.NewUAAUserResource(username, password))

	if err != nil {
		return
	}

	createUserResponse := &resources.UAAUserFields{}
	err = repo.uaaGateway.CreateResource(uaaEndpoint, path, bytes.NewReader(body), createUserResponse)
	switch httpErr := err.(type) {
	case nil:
	case errors.HttpError:
		if httpErr.StatusCode() == http.StatusConflict {
			err = errors.NewModelAlreadyExistsError("user", username)
			return
		}
		return
	default:
		return
	}

	path = "/v2/users"
	body, err = json.Marshal(resources.Metadata{
		Guid: createUserResponse.Id,
	})

	if err != nil {
		return
	}

	return repo.ccGateway.CreateResource(repo.config.ApiEndpoint(), path, bytes.NewReader(body))
}

	})

	Describe("requiremnts are satisfied", func() {
		It("create service key successfully", func() {
			callCreateService([]string{"fake-service-instance", "fake-service-key"})

			Expect(ui.Outputs).To(ContainSubstrings(
				[]string{"Creating service key", "fake-service-key", "for service instance", "fake-service-instance", "as", "my-user"},
				[]string{"OK"},
			))
			Expect(serviceKeyRepo.CreateServiceKeyMethod.InstanceGuid).To(Equal("fake-instance-guid"))
			Expect(serviceKeyRepo.CreateServiceKeyMethod.KeyName).To(Equal("fake-service-key"))
		})

		It("create service key failed when the service key already exists", func() {
			serviceKeyRepo.CreateServiceKeyMethod.Error = errors.NewModelAlreadyExistsError("Service key", "exist-service-key")

			callCreateService([]string{"fake-service-instance", "exist-service-key"})

			Expect(ui.Outputs).To(ContainSubstrings(
				[]string{"Creating service key", "exist-service-key", "for service instance", "fake-service-instance", "as", "my-user"},
				[]string{"OK"},
				[]string{"Service key exist-service-key already exists"}))
		})

		It("create service key failed when the service is unbindable", func() {
			serviceKeyRepo.CreateServiceKeyMethod.Error = errors.NewUnbindableServiceError()
			callCreateService([]string{"fake-service-instance", "exist-service-key"})

			Expect(ui.Outputs).To(ContainSubstrings(
				[]string{"Creating service key", "exist-service-key", "for service instance", "fake-service-instance", "as", "my-user"},

		})
	})

	It("successfully creates a service", func() {
		callCreateService([]string{"cleardb", "spark", "my-cleardb-service"})

		Expect(ui.Outputs).To(ContainSubstrings(
			[]string{"Creating service", "my-cleardb-service", "my-org", "my-space", "my-user"},
			[]string{"OK"},
		))
		Expect(serviceRepo.CreateServiceInstanceArgs.Name).To(Equal("my-cleardb-service"))
		Expect(serviceRepo.CreateServiceInstanceArgs.PlanGuid).To(Equal("cleardb-spark-guid"))
	})

	It("warns the user when the service already exists with the same service plan", func() {
		serviceRepo.CreateServiceInstanceReturns.Error = errors.NewModelAlreadyExistsError("Service", "my-cleardb-service")

		callCreateService([]string{"cleardb", "spark", "my-cleardb-service"})

		Expect(ui.Outputs).To(ContainSubstrings(
			[]string{"Creating service", "my-cleardb-service"},
			[]string{"OK"},
			[]string{"my-cleardb-service", "already exists"},
		))
		Expect(serviceRepo.CreateServiceInstanceArgs.Name).To(Equal("my-cleardb-service"))
		Expect(serviceRepo.CreateServiceInstanceArgs.PlanGuid).To(Equal("cleardb-spark-guid"))
	})

	Context("When there are multiple services with the same label", func() {
		It("finds the plan even if it has to search multiple services", func() {
			offering2.Label = "cleardb"

		runCommand("my-user", "my-password")

		Expect(ui.Outputs()).To(ContainSubstrings(
			[]string{"Creating user", "my-user"},
			[]string{"OK"},
			[]string{"TIP"},
		))

		userName, password := userRepo.CreateArgsForCall(0)
		Expect(userName).To(Equal("my-user"))
		Expect(password).To(Equal("my-password"))
	})

	Context("when creating the user returns an error", func() {
		It("prints a warning when the given user already exists", func() {
			userRepo.CreateReturns(errors.NewModelAlreadyExistsError("User", "my-user"))

			runCommand("my-user", "my-password")

			Expect(ui.WarnOutputs).To(ContainSubstrings(
				[]string{"already exists"},
			))

			Expect(ui.Outputs()).ToNot(ContainSubstrings([]string{"FAILED"}))
		})

		It("fails when any error other than alreadyExists is returned", func() {
			userRepo.CreateReturns(errors.NewHTTPError(403, "403", "Forbidden"))

			runCommand("my-user", "my-password")