Golang handler.Request類代碼示例

func (d *dummyNatsJobSupervisor) statusHandler(req boshhandler.Request) boshhandler.Response {
	switch req.Method {
	case "set_dummy_status":
		// Do not unmarshal message until determining its method
		var body map[string]string

		err := json.Unmarshal(req.GetPayload(), &body)
		if err != nil {
			return boshhandler.NewExceptionResponse(err)
		}

		d.status = body["status"]

		if d.status == "failing" && d.jobFailureHandler != nil {
			_ = d.jobFailureHandler(boshalert.MonitAlert{
				ID:          "fake-monit-alert",
				Service:     "fake-monit-service",
				Event:       "failing",
				Action:      "start",
				Date:        "Sun, 22 May 2011 20:07:41 +0500",
				Description: "fake-monit-description",
			})
		}

		return boshhandler.NewValueResponse("ok")
	default:
		return nil
	}
}

func (dispatcher concreteActionDispatcher) dispatchAsynchronousAction(
	action boshaction.Action,
	req boshhandler.Request,
) boshhandler.Response {
	dispatcher.logger.Info(actionDispatcherLogTag, "Running async action %s", req.Method)

	var task boshtask.Task
	var err error

	runTask := func() (interface{}, error) {
		return dispatcher.actionRunner.Run(action, req.GetPayload())
	}

	cancelTask := func(_ boshtask.Task) error { return action.Cancel() }

	// Certain long-running tasks (e.g. configure_networks) must be resumed
	// after agent restart so that API consumers do not need to know
	// if agent is restarted midway through the task.
	if action.IsPersistent() {
		dispatcher.logger.Info(actionDispatcherLogTag, "Running persistent action %s", req.Method)
		task, err = dispatcher.taskService.CreateTask(runTask, cancelTask, dispatcher.removeInfo)
		if err != nil {
			err = bosherr.WrapErrorf(err, "Create Task Failed %s", req.Method)
			dispatcher.logger.Error(actionDispatcherLogTag, err.Error())
			return boshhandler.NewExceptionResponse(err)
		}

		taskInfo := boshtask.Info{
			TaskID:  task.ID,
			Method:  req.Method,
			Payload: req.GetPayload(),
		}

		err = dispatcher.taskManager.AddInfo(taskInfo)
		if err != nil {
			err = bosherr.WrapErrorf(err, "Action Failed %s", req.Method)
			dispatcher.logger.Error(actionDispatcherLogTag, err.Error())
			return boshhandler.NewExceptionResponse(err)
		}
	} else {
		task, err = dispatcher.taskService.CreateTask(runTask, cancelTask, nil)
		if err != nil {
			err = bosherr.WrapErrorf(err, "Create Task Failed %s", req.Method)
			dispatcher.logger.Error(actionDispatcherLogTag, err.Error())
			return boshhandler.NewExceptionResponse(err)
		}
	}

	dispatcher.taskService.StartTask(task)

	return boshhandler.NewValueResponse(boshtask.StateValue{
		AgentTaskID: task.ID,
		State:       task.State,
	})
}

func (dispatcher concreteActionDispatcher) dispatchSynchronousAction(
	action boshaction.Action,
	req boshhandler.Request,
) boshhandler.Response {
	dispatcher.logger.Info(actionDispatcherLogTag, "Running sync action %s", req.Method)

	value, err := dispatcher.actionRunner.Run(action, req.GetPayload())
	if err != nil {
		err = bosherr.WrapErrorf(err, "Action Failed %s", req.Method)
		dispatcher.logger.Error(actionDispatcherLogTag, err.Error())
		return boshhandler.NewExceptionResponse(err)
	}

	return boshhandler.NewValueResponse(value)
}

	. "github.com/cloudfoundry/bosh-agent/internal/github.com/onsi/ginkgo"
	. "github.com/cloudfoundry/bosh-agent/internal/github.com/onsi/gomega"
	. "github.com/cloudfoundry/bosh-agent/micro"

	boshhandler "github.com/cloudfoundry/bosh-agent/handler"
	boshlog "github.com/cloudfoundry/bosh-agent/internal/github.com/cloudfoundry/bosh-utils/logger"
	fakesys "github.com/cloudfoundry/bosh-agent/internal/github.com/cloudfoundry/bosh-utils/system/fakes"
	boshdir "github.com/cloudfoundry/bosh-agent/settings/directories"
)

var _ = Describe("HTTPSHandler", func() {
	var (
		serverURL       string
		handler         HTTPSHandler
		fs              *fakesys.FakeFileSystem
		receivedRequest boshhandler.Request
		httpClient      http.Client
	)

	BeforeEach(func() {
		serverURL = "https://user:[email protected]:6900"
		mbusURL, _ := url.Parse(serverURL)
		logger := boshlog.NewLogger(boshlog.LevelNone)
		fs = fakesys.NewFakeFileSystem()
		dirProvider := boshdir.NewProvider("/var/vcap")
		handler = NewHTTPSHandler(mbusURL, logger, fs, dirProvider)

		go handler.Start(func(req boshhandler.Request) (resp boshhandler.Response) {
			receivedRequest = req
			return boshhandler.NewValueResponse("expected value")

func init() {
	Describe("actionDispatcher", func() {
		var (
			logger        *fakes.FakeLogger
			taskService   *faketask.FakeService
			taskManager   *faketask.FakeManager
			actionFactory *fakeaction.FakeFactory
			actionRunner  *fakeaction.FakeRunner
			dispatcher    ActionDispatcher
		)

		BeforeEach(func() {
			logger = &fakes.FakeLogger{}
			taskService = faketask.NewFakeService()
			taskManager = faketask.NewFakeManager()
			actionFactory = fakeaction.NewFakeFactory()
			actionRunner = &fakeaction.FakeRunner{}
			dispatcher = NewActionDispatcher(logger, taskService, taskManager, actionFactory, actionRunner)
		})

		It("responds with exception when the method is unknown", func() {
			actionFactory.RegisterActionErr("fake-action", errors.New("fake-create-error"))

			req := boshhandler.NewRequest("fake-reply", "fake-action", []byte{})
			resp := dispatcher.Dispatch(req)
			boshassert.MatchesJSONString(GinkgoT(), resp, `{"exception":{"message":"unknown message fake-action"}}`)
		})

		Context("Action Payload Logging", func() {
			var (
				action *fakeaction.TestAction
				req    boshhandler.Request
			)

			Context("action is loggable", func() {
				BeforeEach(func() {
					req = boshhandler.NewRequest("fake-reply", "fake-action", []byte("fake-payload"))
					action = &fakeaction.TestAction{Loggable: true}
					actionFactory.RegisterAction("fake-action", action)
					dispatcher.Dispatch(req)
				})

				It("logs the payload", func() {
					Expect(logger.DebugWithDetailsCallCount()).To(Equal(1))
					_, message, args := logger.DebugWithDetailsArgsForCall(0)
					Expect(message).To(Equal("Payload"))
					Expect(args[0]).To(Equal(req.Payload))
				})
			})

			Context("action is not loggable", func() {
				BeforeEach(func() {
					req = boshhandler.NewRequest("fake-reply", "fake-action", []byte("fake-payload"))
					action = &fakeaction.TestAction{Loggable: false}
					actionFactory.RegisterAction("fake-action", action)
					dispatcher.Dispatch(req)
				})

				It("does not log the payload", func() {
					Expect(logger.DebugWithDetailsCallCount()).To(Equal(0))
				})
			})
		})

		Context("when action is synchronous", func() {
			var (
				req boshhandler.Request
			)

			BeforeEach(func() {
				req = boshhandler.NewRequest("fake-reply", "fake-action", []byte("fake-payload"))
				actionFactory.RegisterAction("fake-action", &fakeaction.TestAction{Asynchronous: false})
			})

			It("handles synchronous action", func() {
				actionRunner.RunValue = "fake-value"

				resp := dispatcher.Dispatch(req)
				Expect(req.GetPayload()).To(Equal(actionRunner.RunPayload))
				Expect(boshhandler.NewValueResponse("fake-value")).To(Equal(resp))
			})

			It("handles synchronous action when err", func() {
				actionRunner.RunErr = errors.New("fake-run-error")

				resp := dispatcher.Dispatch(req)
				expectedJSON := fmt.Sprintf("{\"exception\":{\"message\":\"Action Failed %s: fake-run-error\"}}", req.Method)
				boshassert.MatchesJSONString(GinkgoT(), resp, expectedJSON)
			})
		})

		Context("when action is asynchronous", func() {
			var (
				req    boshhandler.Request
				action *fakeaction.TestAction
			)

			BeforeEach(func() {
				req = boshhandler.NewRequest("fake-reply", "fake-action", []byte("fake-payload"))
				action = &fakeaction.TestAction{Asynchronous: true}
//.........這裏部分代碼省略.........