cellEvents := make(chan models.CellEvent, 100)
		errs := make(chan error, 100)

		waitEvents = cellEvents
		waitErrs = errs

		fakeBBSServiceClient.CellEventsReturns(cellEvents)
	})

	JustBeforeEach(func() {
		process = ifrit.Invoke(
			converger_process.New(
				fakeBBSServiceClient,
				fakeBBSClient,
				logger,
				fakeClock,
				convergeRepeatInterval,
				kickTaskDuration,
				expirePendingTaskDuration,
				expireCompletedTaskDuration,
			),
		)
	})

	AfterEach(func() {
		ginkgomon.Interrupt(process)
		Eventually(process.Wait()).Should(Receive())
	})

	Describe("converging over time", func() {
		It("converges tasks, LRPs, and auctions when the lock is periodically reestablished", func() {
			fakeClock.Increment(convergeRepeatInterval + aBit)
Example #2
0
func main() {
	cf_debug_server.AddFlags(flag.CommandLine)
	cf_lager.AddFlags(flag.CommandLine)
	flag.Parse()

	cf_http.Initialize(*communicationTimeout)

	logger, reconfigurableSink := cf_lager.New("converger")

	if err := validateBBSAddress(); err != nil {
		logger.Fatal("invalid-bbs-address", err)
	}

	initializeDropsonde(logger)

	convergeClock := clock.NewClock()
	consulSession := initializeConsulSession(logger)
	bbsServiceClient := bbs.NewServiceClient(consulSession, convergeClock)
	convergerServiceClient := converger.NewServiceClient(consulSession, convergeClock)

	lockMaintainer := convergerServiceClient.NewConvergerLockRunner(
		logger,
		generateGuid(logger),
		*lockRetryInterval,
	)

	converger := converger_process.New(
		bbsServiceClient,
		initializeBBSClient(logger),
		logger,
		convergeClock,
		*convergeRepeatInterval,
		*kickTaskDuration,
		*expirePendingTaskDuration,
		*expireCompletedTaskDuration,
	)

	members := grouper.Members{
		{"lock-maintainer", lockMaintainer},
		{"converger", converger},
	}

	if dbgAddr := cf_debug_server.DebugAddress(flag.CommandLine); dbgAddr != "" {
		members = append(grouper.Members{
			{"debug-server", cf_debug_server.Runner(dbgAddr, reconfigurableSink)},
		}, members...)
	}

	group := grouper.NewOrdered(os.Interrupt, members)

	process := ifrit.Invoke(sigmon.New(group))

	logger.Info("started")

	err := <-process.Wait()
	if err != nil {
		logger.Error("exited-with-failure", err)
		os.Exit(1)
	}

	logger.Info("exited")
}