Ejemplo n.º 1
0
func assertNotReplied(c *gc.C, req *request) {
	select {
	case v := <-req.reply:
		c.Fatalf("request was unexpectedly replied to (got %v)", v)
	default:
	}
}
Ejemplo n.º 2
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func (s *S) TestContainerCommitRemovesOldImages(c *gocheck.C) {
	appName := "commit-remove-test-app"
	cont, err := s.newContainer(&newContainerOpts{AppName: appName})
	c.Assert(err, gocheck.IsNil)
	defer s.removeTestContainer(cont)
	imageId, err := cont.commit()
	c.Assert(err, gocheck.IsNil)
	repoNamespace, _ := config.GetString("docker:repository-namespace")
	repository := repoNamespace + "/" + cont.AppName
	c.Assert(imageId, gocheck.Equals, repository)
	images, err := dockerCluster().ListImages(true)
	c.Assert(err, gocheck.IsNil)
	var toEraseID string
	for _, image := range images {
		if len(image.RepoTags) > 0 && image.RepoTags[0] == "tsuru/"+appName {
			toEraseID = image.ID
			break
		}
	}
	c.Assert(toEraseID, gocheck.Not(gocheck.Equals), "")
	cont, err = s.newContainer(&newContainerOpts{AppName: appName})
	c.Assert(err, gocheck.IsNil)
	defer s.removeTestContainer(cont)
	_, err = cont.commit()
	c.Assert(err, gocheck.IsNil)
	images, err = dockerCluster().ListImages(true)
	c.Assert(err, gocheck.IsNil)
	for _, image := range images {
		if image.ID == toEraseID {
			c.Fatalf("Image id %q shouldn't be in images list.", toEraseID)
		}
	}
}
Ejemplo n.º 3
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// Test that MachineAgent enforces the API password on startup even for machine>0
func (s *UpgradeValidationMachineSuite) TestAgentEnsuresAPIInfoOnWorkers(c *gc.C) {
	// create a machine-0, then create a new machine-1
	_, _ = s.Create1_10Machine(c)
	m1, _ := s.Create1_10Machine(c)

	a := &MachineAgent{}
	s.initAgent(c, a, "--machine-id", m1.Id())

	agentStates := make(chan *state.State, 1000)
	undo := sendOpenedStates(agentStates)
	defer undo()

	done := make(chan error)
	go func() {
		done <- a.Run(nil)
	}()

	select {
	case agentState := <-agentStates:
		c.Assert(agentState, gc.NotNil)
		c.Assert(a.Conf.Conf.APIInfo.Password, gc.Equals, "machine-password")
	case <-time.After(testing.LongWait):
		c.Fatalf("state not opened")
	}
	err := a.Stop()
	c.Assert(err, gc.IsNil)
	c.Assert(<-done, gc.IsNil)
}
Ejemplo n.º 4
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func (s *MachineSuite) TestMachineAgentRunsAPIAddressUpdaterWorker(c *gc.C) {
	// Start the machine agent.
	m, _, _ := s.primeAgent(c, version.Current, state.JobHostUnits)
	a := s.newAgent(c, m)
	go func() { c.Check(a.Run(nil), gc.IsNil) }()
	defer func() { c.Check(a.Stop(), gc.IsNil) }()

	// Update the API addresses.
	updatedServers := [][]instance.HostPort{instance.AddressesWithPort(
		instance.NewAddresses("localhost"), 1234,
	)}
	err := s.BackingState.SetAPIHostPorts(updatedServers)
	c.Assert(err, gc.IsNil)

	// Wait for config to be updated.
	s.BackingState.StartSync()
	for attempt := coretesting.LongAttempt.Start(); attempt.Next(); {
		addrs, err := a.CurrentConfig().APIAddresses()
		c.Assert(err, gc.IsNil)
		if reflect.DeepEqual(addrs, []string{"localhost:1234"}) {
			return
		}
	}
	c.Fatalf("timeout while waiting for agent config to change")
}
Ejemplo n.º 5
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func (s *clientSuite) TestShareEnvironmentExistingUser(c *gc.C) {
	client := s.APIState.Client()
	user := s.Factory.MakeEnvUser(c, nil)
	cleanup := api.PatchClientFacadeCall(client,
		func(request string, paramsIn interface{}, response interface{}) error {
			if users, ok := paramsIn.(params.ModifyEnvironUsers); ok {
				c.Assert(users.Changes, gc.HasLen, 1)
				c.Logf(string(users.Changes[0].Action), gc.Equals, string(params.AddEnvUser))
				c.Logf(users.Changes[0].UserTag, gc.Equals, user.UserTag().String())
			} else {
				c.Fatalf("wrong input structure")
			}
			if result, ok := response.(*params.ErrorResults); ok {
				err := &params.Error{Message: "failed to create environment user: env user already exists"}
				*result = params.ErrorResults{Results: []params.ErrorResult{{Error: err}}}
			} else {
				c.Fatalf("wrong input structure")
			}
			return nil
		},
	)
	defer cleanup()

	result, err := client.ShareEnvironment([]names.UserTag{user.UserTag()})
	c.Assert(err, gc.IsNil)
	c.Assert(result.OneError().Error(), gc.Matches, "failed to create environment user: env user already exists")
	c.Assert(result.Results, gc.HasLen, 1)
	c.Assert(result.Results[0].Error, gc.ErrorMatches, `failed to create environment user: env user already exists`)
}
Ejemplo n.º 6
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func (s *MachineSuite) waitProvisioned(c *gc.C, unit *state.Unit) (*state.Machine, instance.Id) {
	c.Logf("waiting for unit %q to be provisioned", unit)
	machineId, err := unit.AssignedMachineId()
	c.Assert(err, gc.IsNil)
	m, err := s.State.Machine(machineId)
	c.Assert(err, gc.IsNil)
	w := m.Watch()
	defer w.Stop()
	timeout := time.After(coretesting.LongWait)
	for {
		select {
		case <-timeout:
			c.Fatalf("timed out waiting for provisioning")
		case _, ok := <-w.Changes():
			c.Assert(ok, jc.IsTrue)
			err := m.Refresh()
			c.Assert(err, gc.IsNil)
			if instId, err := m.InstanceId(); err == nil {
				c.Logf("unit provisioned with instance %s", instId)
				return m, instId
			} else {
				c.Check(err, jc.Satisfies, state.IsNotProvisionedError)
			}
		}
	}
	panic("watcher died")
}
Ejemplo n.º 7
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func (s *MachineSuite) TestMachineAgentRunsAuthorisedKeysWorker(c *gc.C) {
	// Start the machine agent.
	m, _, _ := s.primeAgent(c, version.Current, state.JobHostUnits)
	a := s.newAgent(c, m)
	go func() { c.Check(a.Run(nil), gc.IsNil) }()
	defer func() { c.Check(a.Stop(), gc.IsNil) }()

	// Update the keys in the environment.
	sshKey := sshtesting.ValidKeyOne.Key + " user@host"
	err := s.BackingState.UpdateEnvironConfig(map[string]interface{}{"authorized-keys": sshKey}, nil, nil)
	c.Assert(err, gc.IsNil)

	// Wait for ssh keys file to be updated.
	s.State.StartSync()
	timeout := time.After(coretesting.LongWait)
	sshKeyWithCommentPrefix := sshtesting.ValidKeyOne.Key + " Juju:user@host"
	for {
		select {
		case <-timeout:
			c.Fatalf("timeout while waiting for authorised ssh keys to change")
		case <-time.After(coretesting.ShortWait):
			keys, err := ssh.ListKeys(authenticationworker.SSHUser, ssh.FullKeys)
			c.Assert(err, gc.IsNil)
			keysStr := strings.Join(keys, "\n")
			if sshKeyWithCommentPrefix != keysStr {
				continue
			}
			return
		}
	}
}
Ejemplo n.º 8
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func (s *MachineEnvironmentWatcherSuite) waitForPostSetup(c *gc.C) {
	select {
	case <-time.After(testing.LongWait):
		c.Fatalf("timeout while waiting for setup")
	case <-s.started:
	}
}
Ejemplo n.º 9
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func waitForUnitStarted(stateConn *state.State, unit *state.Unit, c *gc.C) {
	timeout := time.After(5 * time.Second)

	for {
		select {
		case <-timeout:
			c.Fatalf("no activity detected")
		case <-time.After(coretesting.ShortWait):
			err := unit.Refresh()
			c.Assert(err, gc.IsNil)
			st, info, data, err := unit.Status()
			c.Assert(err, gc.IsNil)
			switch st {
			case params.StatusPending, params.StatusInstalled:
				c.Logf("waiting...")
				continue
			case params.StatusStarted:
				c.Logf("started!")
				return
			case params.StatusDown:
				stateConn.StartSync()
				c.Logf("unit is still down")
			default:
				c.Fatalf("unexpected status %s %s %v", st, info, data)
			}
		}
	}
}
Ejemplo n.º 10
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func (s *PresenceSuite) TestFindAllBeings(c *gc.C) {
	w := presence.NewWatcher(s.presence)
	p := presence.NewPinger(s.presence, "a")
	defer w.Stop()
	defer p.Stop()

	ch := make(chan presence.Change)
	w.Watch("a", ch)
	assertChange(c, ch, presence.Change{"a", false})
	c.Assert(p.Start(), gc.IsNil)
	done := make(chan bool)
	go func() {
		w.Sync()
		done <- true
	}()
	assertChange(c, ch, presence.Change{"a", true})
	results, err := presence.FindAllBeings(w)
	c.Assert(err, gc.IsNil)
	c.Assert(results, gc.HasLen, 1)
	select {
	case <-done:
	case <-time.After(testing.LongWait):
		c.Fatalf("Sync failed to returned")
	}
}
Ejemplo n.º 11
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func assertNoChange(c *gc.C, watch <-chan presence.Change) {
	select {
	case got := <-watch:
		c.Fatalf("watch reported %v, want nothing", got)
	case <-time.After(testing.ShortWait):
	}
}
Ejemplo n.º 12
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func (s *PresenceSuite) TestStartSync(c *gc.C) {
	w := presence.NewWatcher(s.presence)
	p := presence.NewPinger(s.presence, "a")
	defer w.Stop()
	defer p.Stop()

	ch := make(chan presence.Change)
	w.Watch("a", ch)
	assertChange(c, ch, presence.Change{"a", false})

	c.Assert(p.Start(), gc.IsNil)

	done := make(chan bool)
	go func() {
		w.StartSync()
		w.StartSync()
		w.StartSync()
		done <- true
	}()

	select {
	case <-done:
	case <-time.After(testing.LongWait):
		c.Fatalf("StartSync failed to return")
	}

	assertChange(c, ch, presence.Change{"a", true})
}
Ejemplo n.º 13
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// Tests
func (s *S) TestHash(c *check.C) {
	var (
		err     error
		f       *os.File
		md5hash []byte
	)

	// FIXME: This will not work with MacOS.
	if _, err = exec.LookPath("md5sum"); err != nil {
		c.Skip(err.Error())
	}
	md5sum := exec.Command("md5sum", "./files_test.go")
	b := &bytes.Buffer{}
	md5sum.Stdout = b
	if err = md5sum.Run(); err != nil {
		c.Fatal(err)
	}
	if f, err = os.Open("./files_test.go"); err != nil {
		c.Fatalf("%v %s", md5sum, err)
	}
	if md5hash, err = Hash(md5.New(), f); err != nil {
		c.Fatal(err)
	}
	md5string := fmt.Sprintf("%x .*\n", md5hash)

	c.Check(string(b.Bytes()), check.Matches, md5string)
}
Ejemplo n.º 14
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func (*trySuite) TestExtraResultsAreClosed(c *gc.C) {
	try := parallel.NewTry(0, nil)
	begin := make([]chan struct{}, 4)
	results := make([]*closeResult, len(begin))
	for i := range begin {
		begin[i] = make(chan struct{})
		results[i] = &closeResult{make(chan struct{})}
		i := i
		try.Start(func(<-chan struct{}) (io.Closer, error) {
			<-begin[i]
			return results[i], nil
		})
	}
	begin[0] <- struct{}{}
	val, err := try.Result()
	c.Assert(err, gc.IsNil)
	c.Assert(val, gc.Equals, results[0])

	timeout := time.After(shortWait)
	for i, r := range results[1:] {
		begin[i+1] <- struct{}{}
		select {
		case <-r.closed:
		case <-timeout:
			c.Fatalf("timed out waiting for close")
		}
	}
	select {
	case <-results[0].closed:
		c.Fatalf("result was inappropriately closed")
	case <-time.After(shortWait):
	}
}
Ejemplo n.º 15
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func (*limiterSuite) TestAcquireWaitBlocksUntilRelease(c *gc.C) {
	l := utils.NewLimiter(2)
	calls := make([]string, 0, 10)
	start := make(chan bool, 0)
	waiting := make(chan bool, 0)
	done := make(chan bool, 0)
	go func() {
		<-start
		calls = append(calls, fmt.Sprintf("%v", l.Acquire()))
		calls = append(calls, fmt.Sprintf("%v", l.Acquire()))
		calls = append(calls, fmt.Sprintf("%v", l.Acquire()))
		waiting <- true
		l.AcquireWait()
		calls = append(calls, "waited")
		calls = append(calls, fmt.Sprintf("%v", l.Acquire()))
		done <- true
	}()
	// Start the routine, and wait for it to get to the first checkpoint
	start <- true
	select {
	case <-waiting:
	case <-time.After(longWait):
		c.Fatalf("timed out waiting for 'waiting' to trigger")
	}
	c.Check(l.Acquire(), jc.IsFalse)
	l.Release()
	select {
	case <-done:
	case <-time.After(longWait):
		c.Fatalf("timed out waiting for 'done' to trigger")
	}
	c.Check(calls, gc.DeepEquals, []string{"true", "true", "false", "waited", "false"})
}
Ejemplo n.º 16
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func (s *S) TestReadGFF(c *check.C) {
	obtain := []*feat.Feature{}
	if r, err := NewReaderName(G[0]); err != nil {
		c.Fatalf("Failed to open %q: %s", G[0], err)
	} else {
		for i := 0; i < 3; i++ {
			for {
				if f, err := r.Read(); err != nil {
					if err == io.EOF {
						break
					} else {
						c.Fatalf("Failed to read %q: %s", G[0], err)
					}
				} else {
					obtain = append(obtain, f)
				}
			}
			if c.Failed() {
				break
			}
			if len(obtain) == len(expect) {
				for j := range obtain {
					c.Check(*obtain[j], check.DeepEquals, expect[j])
				}
			} else {
				c.Check(len(obtain), check.Equals, len(expect))
			}
		}
		c.Check(r.Type, check.Equals, bio.Moltype(0))
		r.Close()
	}
}
Ejemplo n.º 17
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func (s *MachineSuite) TestEnsureLocalEnvironDoesntRunPeergrouper(c *gc.C) {
	started := make(chan struct{}, 1)
	s.agentSuite.PatchValue(&peergrouperNew, func(st *state.State) (worker.Worker, error) {
		c.Check(st, gc.NotNil)
		select {
		case started <- struct{}{}:
		default:
		}
		return newDummyWorker(), nil
	})
	m, _, _ := s.primeAgent(c, version.Current, state.JobManageEnviron)
	a := s.newAgent(c, m)
	err := a.ChangeConfig(func(config agent.ConfigSetter) {
		config.SetValue(agent.ProviderType, "local")
	})
	c.Assert(err, gc.IsNil)
	defer func() { c.Check(a.Stop(), gc.IsNil) }()
	go func() {
		c.Check(a.Run(nil), gc.IsNil)
	}()
	select {
	case <-started:
		c.Fatalf("local environment should not start peergrouper")
	case <-time.After(coretesting.ShortWait):
	}
}
Ejemplo n.º 18
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func (rateLimitSuite) TestSetAvailable(c *gc.C) {
	tb := NewBucket(250*time.Millisecond, 50)
	available := tb.SetAvailable(10)
	if available != 10 {
		c.Fatalf("test for SetAvailable expected available to be 10, was %v", available)
	}
}
Ejemplo n.º 19
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func (s *MachineSuite) TestJobManageEnvironRunsMinUnitsWorker(c *gc.C) {
	s.assertJobWithState(c, state.JobManageEnviron, func(conf agent.Config, agentState *state.State) {
		// Ensure that the MinUnits worker is alive by doing a simple check
		// that it responds to state changes: add a service, set its minimum
		// number of units to one, wait for the worker to add the missing unit.
		service := s.AddTestingService(c, "wordpress", s.AddTestingCharm(c, "wordpress"))
		err := service.SetMinUnits(1)
		c.Assert(err, gc.IsNil)
		w := service.Watch()
		defer w.Stop()

		// Trigger a sync on the state used by the agent, and wait for the unit
		// to be created.
		agentState.StartSync()
		timeout := time.After(coretesting.LongWait)
		for {
			select {
			case <-timeout:
				c.Fatalf("unit not created")
			case <-time.After(coretesting.ShortWait):
				s.State.StartSync()
			case <-w.Changes():
				units, err := service.AllUnits()
				c.Assert(err, gc.IsNil)
				if len(units) == 1 {
					return
				}
			}
		}
	})
}
Ejemplo n.º 20
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func (s *FilterSuite) TestServiceDeath(c *gc.C) {
	f, err := newFilter(s.uniter, s.unit.Tag().String())
	c.Assert(err, gc.IsNil)
	defer statetesting.AssertStop(c, f)
	dyingAsserter := coretesting.NotifyAsserterC{
		C:       c,
		Precond: func() { s.BackingState.StartSync() },
		Chan:    f.UnitDying(),
	}
	dyingAsserter.AssertNoReceive()

	err = s.unit.SetStatus(params.StatusStarted, "", nil)
	c.Assert(err, gc.IsNil)
	err = s.wordpress.Destroy()
	c.Assert(err, gc.IsNil)

	timeout := time.After(coretesting.LongWait)
loop:
	for {
		select {
		case <-f.UnitDying():
			break loop
		case <-time.After(coretesting.ShortWait):
			s.BackingState.StartSync()
		case <-timeout:
			c.Fatalf("dead not detected")
		}
	}
	err = s.unit.Refresh()
	c.Assert(err, gc.IsNil)
	c.Assert(s.unit.Life(), gc.Equals, state.Dying)

	// Can't set s.wordpress to Dead while it still has units.
}
Ejemplo n.º 21
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func (s *MachineSuite) TestMachineEnvironWorker(c *gc.C) {
	proxyDir := c.MkDir()
	s.agentSuite.PatchValue(&machineenvironmentworker.ProxyDirectory, proxyDir)
	s.agentSuite.PatchValue(&apt.ConfFile, filepath.Join(proxyDir, "juju-apt-proxy"))

	s.primeAgent(c, version.Current, state.JobHostUnits)
	// Make sure there are some proxy settings to write.
	proxySettings := proxy.Settings{
		Http:  "http proxy",
		Https: "https proxy",
		Ftp:   "ftp proxy",
	}

	updateAttrs := config.ProxyConfigMap(proxySettings)

	err := s.State.UpdateEnvironConfig(updateAttrs, nil, nil)
	c.Assert(err, gc.IsNil)

	s.assertJobWithAPI(c, state.JobHostUnits, func(conf agent.Config, st *api.State) {
		for {
			select {
			case <-time.After(coretesting.LongWait):
				c.Fatalf("timeout while waiting for proxy settings to change")
			case <-time.After(10 * time.Millisecond):
				_, err := os.Stat(apt.ConfFile)
				if os.IsNotExist(err) {
					continue
				}
				c.Assert(err, gc.IsNil)
				return
			}
		}
	})
}
Ejemplo n.º 22
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func (s *FilterSuite) TestCharmErrorEvents(c *gc.C) {
	f, err := newFilter(s.uniter, s.unit.Tag().String())
	c.Assert(err, gc.IsNil)
	defer f.Stop() // no AssertStop, we test for an error below

	assertNoChange := func() {
		s.BackingState.StartSync()
		select {
		case <-f.ConfigEvents():
			c.Fatalf("unexpected config event")
		case <-time.After(coretesting.ShortWait):
		}
	}

	// Check setting an invalid charm URL does not send events.
	err = f.SetCharm(charm.MustParseURL("cs:missing/one-1"))
	c.Assert(err, gc.Equals, tomb.ErrDying)
	assertNoChange()
	s.assertFilterDies(c, f)

	// Filter died after the error, so restart it.
	f, err = newFilter(s.uniter, s.unit.Tag().String())
	c.Assert(err, gc.IsNil)
	defer f.Stop() // no AssertStop, we test for an error below

	// Check with a nil charm URL, again no changes.
	err = f.SetCharm(nil)
	c.Assert(err, gc.Equals, tomb.ErrDying)
	assertNoChange()
	s.assertFilterDies(c, f)
}
Ejemplo n.º 23
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func (s *loginSuite) TestUsersAreNotRateLimited(c *gc.C) {
	info, cleanup := s.setupServer(c)
	info.Tag = s.AdminUserTag(c)
	info.Password = "******"
	defer cleanup()
	delayChan, cleanup := apiserver.DelayLogins()
	defer cleanup()
	// We can login more than LoginRateLimit users
	nLogins := apiserver.LoginRateLimit * 2
	errResults, wg := startNLogins(c, nLogins, info)
	select {
	case err := <-errResults:
		c.Fatalf("we should not have gotten any logins yet: %v", err)
	case <-time.After(coretesting.ShortWait):
	}
	c.Logf("letting %d logins complete", nLogins)
	for i := 0; i < nLogins; i++ {
		delayChan <- struct{}{}
	}
	c.Logf("waiting for original requests to finish")
	wg.Wait()
	close(errResults)
	for err := range errResults {
		c.Check(err, gc.IsNil)
	}
}
Ejemplo n.º 24
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func (s *workerSuite) TestStateServersArePublished(c *gc.C) {
	publishCh := make(chan [][]instance.HostPort)
	publish := func(apiServers [][]instance.HostPort, instanceIds []instance.Id) error {
		publishCh <- apiServers
		return nil
	}

	st := newFakeState()
	initState(c, st, 3)
	w := newWorker(st, publisherFunc(publish))
	defer func() {
		c.Check(worker.Stop(w), gc.IsNil)
	}()
	select {
	case servers := <-publishCh:
		assertAPIHostPorts(c, servers, expectedAPIHostPorts(3))
	case <-time.After(coretesting.LongWait):
		c.Fatalf("timed out waiting for publish")
	}

	// Change one of the servers' API addresses and check that it's published.

	newMachine10APIHostPorts := addressesWithPort(apiPort, "0.2.8.124")
	st.machine("10").setAPIHostPorts(newMachine10APIHostPorts)
	select {
	case servers := <-publishCh:
		expected := expectedAPIHostPorts(3)
		expected[0] = newMachine10APIHostPorts
		assertAPIHostPorts(c, servers, expected)
	case <-time.After(coretesting.LongWait):
		c.Fatalf("timed out waiting for publish")
	}
}
Ejemplo n.º 25
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func (s *singularSuite) TestWithIsMasterTrue(c *gc.C) {
	// When IsMaster returns true, workers get started on the underlying
	// runner as usual.
	s.PatchValue(&singular.PingInterval, 1*time.Millisecond)
	underlyingRunner := newRunner()
	conn := &fakeConn{
		isMaster: true,
	}
	r, err := singular.New(underlyingRunner, conn)
	c.Assert(err, gc.IsNil)

	started := make(chan struct{}, 1)
	err = r.StartWorker("worker", func() (worker.Worker, error) {
		return worker.NewSimpleWorker(func(stop <-chan struct{}) error {
			started <- struct{}{}
			<-stop
			return nil
		}), nil
	})
	select {
	case <-started:
	case <-time.After(testing.LongWait):
		c.Fatalf("timed out waiting for worker to start")
	}

	err = worker.Stop(r)
	c.Assert(err, gc.IsNil)
}
Ejemplo n.º 26
0
func (s *CheckersS) TestBug(c *gocheck.C) {
	bug := gocheck.Bug("a %d bc", 42)
	info := bug.GetBugInfo()
	if info != "a 42 bc" {
		c.Fatalf("Bug() returned %#v", info)
	}
}
Ejemplo n.º 27
0
// Test that MachineAgent enforces the API password on startup
func (s *UpgradeValidationMachineSuite) TestAgentEnsuresAPIInfo(c *gc.C) {
	m, _ := s.Create1_10Machine(c)
	// This is similar to assertJobWithState, however we need to control
	// how the machine is initialized, so it looks like a 1.10 upgrade
	a := &MachineAgent{}
	s.initAgent(c, a, "--machine-id", m.Id())

	agentStates := make(chan *state.State, 1000)
	undo := sendOpenedStates(agentStates)
	defer undo()

	done := make(chan error)
	go func() {
		done <- a.Run(nil)
	}()

	select {
	case agentState := <-agentStates:
		c.Assert(agentState, gc.NotNil)
		c.Assert(a.Conf.Conf.APIInfo.Password, gc.Equals, "machine-password")
	case <-time.After(testing.LongWait):
		c.Fatalf("state not opened")
	}
	err := a.Stop()
	c.Assert(err, gc.IsNil)
	c.Assert(<-done, gc.IsNil)
}
Ejemplo n.º 28
0
func (srv *localServer) startServer(c *gc.C) {
	var err error
	srv.ec2srv, err = ec2test.NewServer()
	if err != nil {
		c.Fatalf("cannot start ec2 test server: %v", err)
	}
	srv.s3srv, err = s3test.NewServer(srv.config)
	if err != nil {
		c.Fatalf("cannot start s3 test server: %v", err)
	}
	aws.Regions["test"] = aws.Region{
		Name:                 "test",
		EC2Endpoint:          srv.ec2srv.URL(),
		S3Endpoint:           srv.s3srv.URL(),
		S3LocationConstraint: true,
		Sign:                 aws.SignV2,
	}
	s3inst := s3.New(aws.Auth{}, aws.Regions["test"])
	storage := ec2.BucketStorage(s3inst.Bucket("juju-dist"))
	envtesting.UploadFakeTools(c, storage)
	srv.addSpice(c)

	zones := make([]amzec2.AvailabilityZoneInfo, 3)
	zones[0].Region = "test"
	zones[0].Name = "test-available"
	zones[0].State = "available"
	zones[1].Region = "test"
	zones[1].Name = "test-impaired"
	zones[1].State = "impaired"
	zones[2].Region = "test"
	zones[2].Name = "test-unavailable"
	zones[2].State = "unavailable"
	srv.ec2srv.SetAvailabilityZones(zones)
}
Ejemplo n.º 29
0
// assertCollected reads lines from the string channel linec. It compares if
// those are the one passed with compare until a timeout. If the timeout is
// reached earlier than all lines are collected the assertion fails. The
// injection function allows to interrupt the processing with a function
// generating an error or a regular stopping during the tailing. In case the
// linec is closed due to stopping or an error only the values so far care
// compared. Checking the reason for termination is done in the test.
func assertCollected(c *gc.C, linec chan string, compare []string, injection func([]string)) {
	if len(compare) == 0 {
		return
	}
	timeout := time.After(testing.LongWait)
	lines := []string{}
	for {
		select {
		case line, ok := <-linec:
			if ok {
				lines = append(lines, line)
				if injection != nil {
					injection(lines)
				}
				if len(lines) == len(compare) {
					// All data received.
					c.Assert(lines, gc.DeepEquals, compare)
					return
				}
			} else {
				// linec closed after stopping or error.
				c.Assert(lines, gc.DeepEquals, compare[:len(lines)])
				return
			}
		case <-timeout:
			if injection == nil {
				c.Fatalf("timeout during tailer collection")
			}
			return
		}
	}
}
Ejemplo n.º 30
0
func (*runnerSuite) TestOneWorkerStartWhenStopping(c *gc.C) {
	worker.RestartDelay = 3 * time.Second
	runner := worker.NewRunner(allFatal, noImportance)
	starter := newTestWorkerStarter()
	starter.stopWait = make(chan struct{})

	err := runner.StartWorker("id", testWorkerStart(starter))
	c.Assert(err, gc.IsNil)
	starter.assertStarted(c, true)
	err = runner.StopWorker("id")
	c.Assert(err, gc.IsNil)
	err = runner.StartWorker("id", testWorkerStart(starter))
	c.Assert(err, gc.IsNil)

	close(starter.stopWait)
	starter.assertStarted(c, false)
	// Check that the task is restarted immediately without
	// the usual restart timeout delay.
	t0 := time.Now()
	starter.assertStarted(c, true)
	restartDuration := time.Since(t0)
	if restartDuration > 1*time.Second {
		c.Fatalf("task did not restart immediately")
	}
	c.Assert(worker.Stop(runner), gc.IsNil)
}