Golang App.Units方法代碼示例

func (s *S) TestRebuildRoutesTCPRoutes(c *check.C) {
	a := app.App{Name: "my-test-app", TeamOwner: s.team.Name}
	err := app.CreateApp(&a, s.user)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a, 3, "web", nil)
	c.Assert(err, check.IsNil)
	units, err := a.Units()
	c.Assert(err, check.IsNil)
	for _, u := range units {
		routertest.FakeRouter.RemoveRoute(a.Name, u.Address)
		routertest.FakeRouter.AddRoute(a.Name, &url.URL{Scheme: "tcp", Host: u.Address.Host})
	}
	changes, err := rebuild.RebuildRoutes(&a)
	c.Assert(err, check.IsNil)
	c.Assert(changes.Added, check.IsNil)
	c.Assert(changes.Removed, check.IsNil)
	routes, err := routertest.FakeRouter.Routes(a.Name)
	c.Assert(err, check.IsNil)
	c.Assert(routes, check.HasLen, 3)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[0].Address.Host), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[1].Address.Host), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[2].Address.Host), check.Equals, true)
	app, err := app.GetByName(a.Name)
	c.Assert(err, check.IsNil)
	addr, err := routertest.FakeRouter.Addr(app.Name)
	c.Assert(err, check.IsNil)
	c.Assert(app.Ip, check.Equals, addr)
}

func (s *S) TestRebuildRoutes(c *check.C) {
	a := app.App{Name: "my-test-app", TeamOwner: s.team.Name}
	err := app.CreateApp(&a, s.user)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a, 3, "web", nil)
	c.Assert(err, check.IsNil)
	units, err := a.Units()
	c.Assert(err, check.IsNil)
	routertest.FakeRouter.RemoveRoute(a.Name, units[2].Address)
	routertest.FakeRouter.AddRoute(a.Name, &url.URL{Scheme: "http", Host: "invalid:1234"})
	changes, err := rebuild.RebuildRoutes(&a)
	c.Assert(err, check.IsNil)
	c.Assert(changes.Added, check.DeepEquals, []string{units[2].Address.String()})
	c.Assert(changes.Removed, check.DeepEquals, []string{"http://invalid:1234"})
	routes, err := routertest.FakeRouter.Routes(a.Name)
	c.Assert(err, check.IsNil)
	c.Assert(routes, check.HasLen, 3)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[0].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[1].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[2].Address.String()), check.Equals, true)
	app, err := app.GetByName(a.Name)
	c.Assert(err, check.IsNil)
	addr, err := routertest.FakeRouter.Addr(app.Name)
	c.Assert(err, check.IsNil)
	c.Assert(app.Ip, check.Equals, addr)
}

func (s *S) TestDeployRemoveContainersEvenWhenTheyreNotInTheAppsCollection(c *gocheck.C) {
	h := &tsrTesting.TestHandler{}
	gandalfServer := tsrTesting.StartGandalfTestServer(h)
	defer gandalfServer.Close()
	go s.stopContainers(3)
	err := newImage("tsuru/python", s.server.URL())
	c.Assert(err, gocheck.IsNil)
	cont1, err := s.newContainer(nil)
	defer s.removeTestContainer(cont1)
	c.Assert(err, gocheck.IsNil)
	cont2, err := s.newContainer(nil)
	defer s.removeTestContainer(cont2)
	c.Assert(err, gocheck.IsNil)
	defer rtesting.FakeRouter.RemoveBackend(cont1.AppName)
	var p dockerProvisioner
	a := app.App{
		Name:     "otherapp",
		Platform: "python",
	}
	conn, err := db.Conn()
	defer conn.Close()
	err = conn.Apps().Insert(a)
	c.Assert(err, gocheck.IsNil)
	defer conn.Apps().Remove(bson.M{"name": a.Name})
	p.Provision(&a)
	defer p.Destroy(&a)
	fexec := &etesting.FakeExecutor{}
	setExecut(fexec)
	defer setExecut(nil)
	var w bytes.Buffer
	err = app.Deploy(app.DeployOptions{
		App:          &a,
		Version:      "master",
		Commit:       "123",
		OutputStream: &w,
	})

	c.Assert(err, gocheck.IsNil)
	time.Sleep(1e9)
	defer p.Destroy(&a)
	q, err := getQueue()
	c.Assert(err, gocheck.IsNil)
	for _, u := range a.Units() {
		message, err := q.Get(1e6)
		c.Assert(err, gocheck.IsNil)
		c.Assert(message.Action, gocheck.Equals, app.BindService)
		c.Assert(message.Args[0], gocheck.Equals, a.GetName())
		c.Assert(message.Args[1], gocheck.Equals, u.Name)
	}
	coll := collection()
	defer coll.Close()
	n, err := coll.Find(bson.M{"appname": cont1.AppName}).Count()
	c.Assert(err, gocheck.IsNil)
	c.Assert(n, gocheck.Equals, 2)
}

func (s *S) TestRebuildRoutesAfterSwap(c *check.C) {
	a1 := app.App{Name: "my-test-app-1", TeamOwner: s.team.Name}
	err := app.CreateApp(&a1, s.user)
	c.Assert(err, check.IsNil)
	a2 := app.App{Name: "my-test-app-2", TeamOwner: s.team.Name}
	err = app.CreateApp(&a2, s.user)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a1, 3, "web", nil)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a2, 2, "web", nil)
	c.Assert(err, check.IsNil)
	units1, err := a1.Units()
	c.Assert(err, check.IsNil)
	units2, err := a2.Units()
	c.Assert(err, check.IsNil)
	routertest.FakeRouter.AddRoute(a1.Name, &url.URL{Scheme: "http", Host: "invalid:1234"})
	routertest.FakeRouter.RemoveRoute(a2.Name, units2[0].Address)
	err = routertest.FakeRouter.Swap(a1.Name, a2.Name, false)
	c.Assert(err, check.IsNil)
	changes1, err := rebuild.RebuildRoutes(&a1)
	c.Assert(err, check.IsNil)
	changes2, err := rebuild.RebuildRoutes(&a2)
	c.Assert(err, check.IsNil)
	c.Assert(changes1.Added, check.IsNil)
	c.Assert(changes1.Removed, check.DeepEquals, []string{"http://invalid:1234"})
	c.Assert(changes2.Added, check.DeepEquals, []string{units2[0].Address.String()})
	c.Assert(changes2.Removed, check.IsNil)
	routes1, err := routertest.FakeRouter.Routes(a1.Name)
	c.Assert(err, check.IsNil)
	routes2, err := routertest.FakeRouter.Routes(a2.Name)
	c.Assert(err, check.IsNil)
	sort.Sort(URLList(routes1))
	sort.Sort(URLList(routes2))
	c.Assert(routes1, check.DeepEquals, []*url.URL{
		units1[0].Address,
		units1[1].Address,
		units1[2].Address,
	})
	c.Assert(routes2, check.DeepEquals, []*url.URL{
		units2[0].Address,
		units2[1].Address,
	})
	c.Assert(routertest.FakeRouter.HasRoute(a1.Name, units2[0].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a1.Name, units2[1].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a2.Name, units1[0].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a2.Name, units1[1].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a2.Name, units1[2].Address.String()), check.Equals, true)
}

func (s *S) TestBindServiceForward(c *gocheck.C) {
	a := app.App{Name: "cribcaged", Platform: "python"}
	opts := app.DeployOptions{App: &a}
	context := action.FWContext{Params: []interface{}{opts}}
	_, err := bindService.Forward(context)
	c.Assert(err, gocheck.IsNil)
	q, err := getQueue()
	c.Assert(err, gocheck.IsNil)
	for _, u := range a.Units() {
		message, err := q.Get(1e6)
		c.Assert(err, gocheck.IsNil)
		c.Assert(message.Action, gocheck.Equals, app.BindService)
		c.Assert(message.Args[0], gocheck.Equals, a.GetName())
		c.Assert(message.Args[1], gocheck.Equals, u.Name)
	}
}

func minifyApp(app app.App) miniApp {
	return miniApp{
		Name:  app.Name,
		Units: app.Units(),
		CName: app.CName,
		Ip:    app.Ip,
	}
}

func (s *S) TestDeploy(c *gocheck.C) {
	h := &tsrTesting.TestHandler{}
	gandalfServer := tsrTesting.StartGandalfTestServer(h)
	defer gandalfServer.Close()
	go s.stopContainers(1)
	err := newImage("tsuru/python", s.server.URL())
	c.Assert(err, gocheck.IsNil)
	setExecut(&etesting.FakeExecutor{})
	defer setExecut(nil)
	p := dockerProvisioner{}
	a := app.App{
		Name:     "otherapp",
		Platform: "python",
	}
	conn, err := db.Conn()
	defer conn.Close()
	err = conn.Apps().Insert(a)
	c.Assert(err, gocheck.IsNil)
	defer conn.Apps().Remove(bson.M{"name": a.Name})
	p.Provision(&a)
	defer p.Destroy(&a)
	w := safe.NewBuffer(make([]byte, 2048))
	var serviceBodies []string
	rollback := s.addServiceInstance(c, a.Name, func(w http.ResponseWriter, r *http.Request) {
		data, _ := ioutil.ReadAll(r.Body)
		serviceBodies = append(serviceBodies, string(data))
		w.WriteHeader(http.StatusOK)
	})
	defer rollback()
	err = app.Deploy(app.DeployOptions{
		App:          &a,
		Version:      "master",
		Commit:       "123",
		OutputStream: w,
	})
	c.Assert(err, gocheck.IsNil)
	units := a.Units()
	c.Assert(units, gocheck.HasLen, 1)
	c.Assert(serviceBodies, gocheck.HasLen, 1)
	c.Assert(serviceBodies[0], gocheck.Matches, ".*unit-host="+units[0].Ip)
}

func (s *S) TestDeployEnqueuesBindService(c *gocheck.C) {
	h := &tsrTesting.TestHandler{}
	gandalfServer := tsrTesting.StartGandalfTestServer(h)
	defer gandalfServer.Close()
	go s.stopContainers(1)
	err := newImage("tsuru/python", s.server.URL())
	c.Assert(err, gocheck.IsNil)
	setExecut(&etesting.FakeExecutor{})
	defer setExecut(nil)
	p := dockerProvisioner{}
	app.Provisioner = &p
	a := app.App{
		Name:     "otherapp",
		Platform: "python",
	}
	conn, err := db.Conn()
	defer conn.Close()
	err = conn.Apps().Insert(a)
	c.Assert(err, gocheck.IsNil)
	defer conn.Apps().Remove(bson.M{"name": a.Name})
	p.Provision(&a)
	defer p.Destroy(&a)
	w := safe.NewBuffer(make([]byte, 2048))
	err = app.Deploy(app.DeployOptions{
		App:          &a,
		Version:      "master",
		Commit:       "123",
		OutputStream: w,
	})
	c.Assert(err, gocheck.IsNil)
	defer p.Destroy(&a)
	q, err := getQueue()
	c.Assert(err, gocheck.IsNil)
	for _, u := range a.Units() {
		message, err := q.Get(1e6)
		c.Assert(err, gocheck.IsNil)
		c.Assert(message.Action, gocheck.Equals, app.BindService)
		c.Assert(message.Args[0], gocheck.Equals, a.GetName())
		c.Assert(message.Args[1], gocheck.Equals, u.Name)
	}
}

func minifyApp(app app.App) (miniApp, error) {
	units, err := app.Units()
	if err != nil {
		return miniApp{}, err
	}
	return miniApp{
		Name:  app.GetName(),
		Units: units,
		CName: app.GetCname(),
		Ip:    app.GetIp(),
		Lock:  app.GetLock(),
	}, nil
}

func minifyApp(app app.App) (miniApp, error) {
	units, err := app.Units()
	if err != nil {
		return miniApp{}, err
	}
	return miniApp{
		Name:  app.Name,
		Units: units,
		CName: app.CName,
		Ip:    app.Ip,
		Lock:  app.Lock,
	}, nil
}

func (s *S) TestRebuildRoutesRecreatesCnames(c *check.C) {
	a := app.App{Name: "my-test-app", TeamOwner: s.team.Name}
	err := app.CreateApp(&a, s.user)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a, 1, "web", nil)
	c.Assert(err, check.IsNil)
	units, err := a.Units()
	c.Assert(err, check.IsNil)
	err = a.AddCName("my.cname.com")
	c.Assert(err, check.IsNil)
	c.Assert(routertest.FakeRouter.HasCName("my.cname.com"), check.Equals, true)
	err = routertest.FakeRouter.UnsetCName("my.cname.com", a.Name)
	c.Assert(err, check.IsNil)
	c.Assert(routertest.FakeRouter.HasCName("my.cname.com"), check.Equals, false)
	changes, err := rebuild.RebuildRoutes(&a)
	c.Assert(err, check.IsNil)
	c.Assert(changes, check.DeepEquals, &rebuild.RebuildRoutesResult{})
	routes, err := routertest.FakeRouter.Routes(a.Name)
	c.Assert(err, check.IsNil)
	c.Assert(routes, check.HasLen, 1)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[0].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasCName("my.cname.com"), check.Equals, true)
}

func (s *S) TestRebuildRoutesRecreatesBackend(c *check.C) {
	a := app.App{Name: "my-test-app", TeamOwner: s.team.Name}
	err := app.CreateApp(&a, s.user)
	c.Assert(err, check.IsNil)
	err = provisiontest.ProvisionerInstance.AddUnits(&a, 3, "web", nil)
	c.Assert(err, check.IsNil)
	units, err := a.Units()
	c.Assert(err, check.IsNil)
	routertest.FakeRouter.RemoveBackend(a.Name)
	changes, err := rebuild.RebuildRoutes(&a)
	c.Assert(err, check.IsNil)
	sort.Strings(changes.Added)
	c.Assert(changes.Added, check.DeepEquals, []string{
		units[0].Address.String(),
		units[1].Address.String(),
		units[2].Address.String(),
	})
	routes, err := routertest.FakeRouter.Routes(a.Name)
	c.Assert(err, check.IsNil)
	c.Assert(routes, check.HasLen, 3)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[0].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[1].Address.String()), check.Equals, true)
	c.Assert(routertest.FakeRouter.HasRoute(a.Name, units[2].Address.String()), check.Equals, true)
}