Ejemplo n.º 1
0
				Ω(a2.Desired).Should(BeZero())
				Ω(a2.InstanceHeartbeats).Should(HaveLen(1))
				Ω(a2.InstanceHeartbeats).Should(ContainElement(app2.InstanceAtIndex(0).Heartbeat()))
				Ω(a2.CrashCounts[0]).Should(Equal(crashCount[2]))

				a3 := apps[app3.AppGuid+","+app3.AppVersion]
				Ω(a3.Desired).Should(EqualDesiredState(app3.DesiredState(1)))
				Ω(a3.InstanceHeartbeats).Should(HaveLen(0))
				Ω(a3.CrashCounts).Should(BeEmpty())
			})
		})

		Context("when there is an empty app directory", func() {
			It("should ignore that app directory", func() {
				storeAdapter.SetMulti([]storeadapter.StoreNode{{
					Key:   "/hm/v1/apps/actual/foo-bar",
					Value: []byte("foo"),
				}})

				apps, err := store.GetApps()
				Ω(err).ShouldNot(HaveOccurred())
				Ω(apps).Should(HaveLen(3))
			})
		})
	})

	Describe("GetApp", func() {
		Context("when there are no store errors", func() {
			Context("when the app has desired and actual state", func() {
				It("should return the app", func() {
					app, err := store.GetApp(app1.AppGuid, app1.AppVersion)
					Ω(err).ShouldNot(HaveOccurred())
Ejemplo n.º 2
0
			BeforeEach(func() {
				store.BumpDesiredFreshness(time.Unix(100, 0))
			})

			It("returns that the state is fresh", func() {
				fresh, err := store.IsDesiredStateFresh()
				Ω(err).ShouldNot(HaveOccurred())
				Ω(fresh).Should(BeTrue())
			})
		})

		Context("when the store returns an error", func() {
			BeforeEach(func() {
				err := storeAdapter.SetMulti([]storeadapter.StoreNode{
					{
						Key:   "/hm/v1/desired-fresh/mwahaha",
						Value: []byte("i'm a directory...."),
					},
				})
				Ω(err).ShouldNot(HaveOccurred())
			})

			It("should return the store's error", func() {
				fresh, err := store.IsDesiredStateFresh()
				Ω(err).Should(Equal(storeadapter.ErrorNodeIsDirectory))
				Ω(fresh).Should(BeFalse())
			})
		})
	})

	Describe("Checking actual state freshness", func() {
		Context("if the freshness key is not present", func() {
Ejemplo n.º 3
0
		storeAdapter = etcdstoreadapter.NewETCDStoreAdapter(etcdRunner.NodeURLS(),
			workpool.NewWorkPool(conf.StoreMaxConcurrentRequests))
		err = storeAdapter.Connect()
		Ω(err).ShouldNot(HaveOccurred())
		store = NewStore(conf, storeAdapter, fakelogger.NewFakeLogger())
	})

	Describe("Deleting old schema version", func() {
		BeforeEach(func() {
			storeAdapter.SetMulti([]storeadapter.StoreNode{
				{Key: "/hm/v3/delete/me", Value: []byte("abc")},
				{Key: "/hm/v16/delete/me", Value: []byte("abc")},
				{Key: "/hm/v17/leave/me/alone", Value: []byte("abc")},
				{Key: "/hm/v17/leave/me/v1/alone", Value: []byte("abc")},
				{Key: "/hm/v18/leave/me/alone", Value: []byte("abc")},
				{Key: "/hm/delete/me", Value: []byte("abc")},
				{Key: "/hm/v1ola/delete/me", Value: []byte("abc")},
				{Key: "/hm/delete/me/too", Value: []byte("abc")},
				{Key: "/hm/locks/keep", Value: []byte("abc")},
				{Key: "/other/keep", Value: []byte("abc")},
				{Key: "/foo", Value: []byte("abc")},
				{Key: "/v3/keep", Value: []byte("abc")},
			})

			err := store.Compact()
			Ω(err).ShouldNot(HaveOccurred())
		})

		It("should delete everything under older versions", func() {
			_, err := storeAdapter.Get("/hm/v3/delete/me")
			Ω(err).Should(Equal(storeadapter.ErrorKeyNotFound))
			Context("when an existing app has a new service (create)", func() {
				It("adds that service to the outgoing add channel", func(done Done) {
					app2Service2 := domain.AppService{AppId: app2Service1.AppId, Url: "syslog://new.example.com:12345"}
					adapter.Create(buildNode(app2Service2))

					Expect(<-outAddChan).To(Equal(app2Service2))
					assertNoDataOnChannel(outRemoveChan)

					close(done)
				})
			})

			Context("When an existing app gets a new service (update)", func() {
				It("adds that service to the outgoing add channel", func(done Done) {
					app2Service2 := domain.AppService{AppId: app2Service1.AppId, Url: "syslog://new.example.com:12345"}
					adapter.SetMulti([]storeadapter.StoreNode{buildNode(app2Service2)})

					Expect(<-outAddChan).To(Equal(app2Service2))
					assertNoDataOnChannel(outRemoveChan)

					close(done)
				})
			})

			Context("when a new app appears", func() {
				It("adds that app and its services to the outgoing add channel", func(done Done) {
					app3Service1 := domain.AppService{AppId: "app-3", Url: "syslog://app3.example.com:12345"}
					app3Service2 := domain.AppService{AppId: "app-3", Url: "syslog://app3.example.com:12346"}

					adapter.Create(buildNode(app3Service1))
					adapter.Create(buildNode(app3Service2))