Exemplo n.º 1
0
func (s *VolumeStateSuite) TestWatchEnvironVolumeAttachments(c *gc.C) {
	service := s.setupMixedScopeStorageService(c, "block")
	addUnit := func() {
		u, err := service.AddUnit()
		c.Assert(err, jc.ErrorIsNil)
		err = s.State.AssignUnit(u, state.AssignCleanEmpty)
		c.Assert(err, jc.ErrorIsNil)
	}
	addUnit()

	w := s.State.WatchEnvironVolumeAttachments()
	defer testing.AssertStop(c, w)
	wc := testing.NewStringsWatcherC(c, s.State, w)
	wc.AssertChangeInSingleEvent("0:0") // initial
	wc.AssertNoChange()

	addUnit()
	wc.AssertChangeInSingleEvent("1:3")
	wc.AssertNoChange()

	err := s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("0"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0") // dying
	wc.AssertNoChange()

	err = s.State.RemoveVolumeAttachment(names.NewMachineTag("0"), names.NewVolumeTag("0"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0") // removed
	wc.AssertNoChange()
}
Exemplo n.º 2
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func (s *provisionerSuite) TestRemoveVolumesMachineAgent(c *gc.C) {
	s.setupVolumes(c)
	s.authorizer.EnvironManager = false
	args := params.Entities{Entities: []params.Entity{
		{"volume-0-0"}, {"volume-0-42"}, {"volume-42"},
		{"volume-invalid"}, {"machine-0"},
	}}

	err := s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("0/0"))
	c.Assert(err, jc.ErrorIsNil)
	err = s.State.RemoveVolumeAttachment(names.NewMachineTag("0"), names.NewVolumeTag("0/0"))
	c.Assert(err, jc.ErrorIsNil)
	err = s.State.DestroyVolume(names.NewVolumeTag("0/0"))
	c.Assert(err, jc.ErrorIsNil)

	result, err := s.api.Remove(args)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(result, gc.DeepEquals, params.ErrorResults{
		Results: []params.ErrorResult{
			{Error: nil},
			{Error: nil},
			{Error: &params.Error{Message: "permission denied", Code: "unauthorized access"}},
			{Error: &params.Error{Message: `"volume-invalid" is not a valid volume tag`}},
			{Error: &params.Error{Message: "permission denied", Code: "unauthorized access"}},
		},
	})
}
Exemplo n.º 3
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func (s *VolumeStateSuite) TestWatchMachineVolumeAttachments(c *gc.C) {
	service := s.setupMixedScopeStorageService(c, "block")
	addUnit := func() {
		u, err := service.AddUnit()
		c.Assert(err, jc.ErrorIsNil)
		err = s.State.AssignUnit(u, state.AssignCleanEmpty)
		c.Assert(err, jc.ErrorIsNil)
	}
	addUnit()

	w := s.State.WatchMachineVolumeAttachments(names.NewMachineTag("0"))
	defer testing.AssertStop(c, w)
	wc := testing.NewStringsWatcherC(c, s.State, w)
	wc.AssertChangeInSingleEvent("0:0", "0:0/1", "0:0/2") // initial
	wc.AssertNoChange()

	addUnit()
	// no change, since we're only interested in the one machine.
	wc.AssertNoChange()

	err := s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("0"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0") // dying
	wc.AssertNoChange()

	err = s.State.RemoveVolumeAttachment(names.NewMachineTag("0"), names.NewVolumeTag("0"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0") // removed
	wc.AssertNoChange()

	// TODO(axw) respond to changes to the same machine when we support
	// dynamic storage and/or placement.
}
Exemplo n.º 4
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func (s *volumeSourceSuite) SetUpTest(c *gc.C) {
	s.BaseSuite.SetUpTest(c)
	s.provider = gce.GCEStorageProvider()
	var err error
	s.source, err = s.provider.VolumeSource(s.BaseSuite.Config, &storage.Config{})
	c.Check(err, jc.ErrorIsNil)

	inst := gce.NewInstance(s.BaseInstance, s.Env)
	vTag := names.NewVolumeTag("0")
	mTag := names.NewMachineTag("0")
	s.instId = inst.Id()
	s.attachmentParams = &storage.VolumeAttachmentParams{
		AttachmentParams: storage.AttachmentParams{
			Provider:   "gce",
			Machine:    mTag,
			InstanceId: s.instId,
		},
		VolumeId: s.BaseDisk.Name,
		Volume:   names.NewVolumeTag("0"),
	}
	s.params = []storage.VolumeParams{{
		Tag:        vTag,
		Size:       1024,
		Provider:   "gce",
		Attachment: s.attachmentParams,
	}}

}
Exemplo n.º 5
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func (s *loopSuite) TestCreateVolumes(c *gc.C) {
	source, _ := s.loopVolumeSource(c)
	s.commands.expect("fallocate", "-l", "2MiB", filepath.Join(s.storageDir, "volume-0"))

	volumes, volumeAttachments, err := source.CreateVolumes([]storage.VolumeParams{{
		Tag:  names.NewVolumeTag("0"),
		Size: 2,
		Attachment: &storage.VolumeAttachmentParams{
			AttachmentParams: storage.AttachmentParams{
				Machine:    names.NewMachineTag("1"),
				InstanceId: "instance-id",
			},
		},
	}})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(volumes, gc.HasLen, 1)
	// volume attachments always deferred to AttachVolumes
	c.Assert(volumeAttachments, gc.HasLen, 0)
	c.Assert(volumes[0], gc.Equals, storage.Volume{
		names.NewVolumeTag("0"),
		storage.VolumeInfo{
			VolumeId: "volume-0",
			Size:     2,
		},
	})
}
Exemplo n.º 6
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func (s *ebsVolumeSuite) assertCreateVolumes(c *gc.C, vs storage.VolumeSource, instanceId string) {
	vols, err := s.createVolumes(vs, instanceId)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(vols, gc.HasLen, 3)
	c.Assert(vols, jc.SameContents, []storage.Volume{{
		names.NewVolumeTag("0"),
		storage.VolumeInfo{
			Size:       10240,
			VolumeId:   "vol-0",
			Persistent: true,
		},
	}, {
		names.NewVolumeTag("1"),
		storage.VolumeInfo{
			Size:       20480,
			VolumeId:   "vol-1",
			Persistent: true,
		},
	}, {
		names.NewVolumeTag("2"),
		storage.VolumeInfo{
			Size:       30720,
			VolumeId:   "vol-2",
			Persistent: false,
		},
	}})
	ec2Client := ec2.StorageEC2(vs)
	ec2Vols, err := ec2Client.Volumes(nil, nil)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(ec2Vols.Volumes, gc.HasLen, 3)
	sortBySize(ec2Vols.Volumes)
	c.Assert(ec2Vols.Volumes[0].Size, gc.Equals, 10)
	c.Assert(ec2Vols.Volumes[1].Size, gc.Equals, 20)
	c.Assert(ec2Vols.Volumes[2].Size, gc.Equals, 30)
}
Exemplo n.º 7
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func (s *storageProvisionerSuite) TestDestroyVolumes(c *gc.C) {
	provisionedVolume := names.NewVolumeTag("1")
	unprovisionedVolume := names.NewVolumeTag("2")

	volumeAccessor := newMockVolumeAccessor()
	volumeAccessor.provisionVolume(provisionedVolume)

	life := func(tags []names.Tag) ([]params.LifeResult, error) {
		results := make([]params.LifeResult, len(tags))
		for i := range results {
			results[i].Life = params.Dead
		}
		return results, nil
	}

	destroyedChan := make(chan interface{}, 1)
	s.provider.destroyVolumesFunc = func(volumeIds []string) []error {
		destroyedChan <- volumeIds
		return make([]error, len(volumeIds))
	}

	removedChan := make(chan interface{}, 1)
	remove := func(tags []names.Tag) ([]params.ErrorResult, error) {
		removedChan <- tags
		return make([]params.ErrorResult, len(tags)), nil
	}

	args := &workerArgs{
		volumes: volumeAccessor,
		life: &mockLifecycleManager{
			life:   life,
			remove: remove,
		},
	}
	worker := newStorageProvisioner(c, args)
	defer func() { c.Assert(worker.Wait(), gc.IsNil) }()
	defer worker.Kill()

	volumeAccessor.volumesWatcher.changes <- []string{
		provisionedVolume.Id(),
		unprovisionedVolume.Id(),
	}
	args.environ.watcher.changes <- struct{}{}

	// Both volumes should be removed; the provisioned one
	// should be deprovisioned first.

	destroyed := waitChannel(c, destroyedChan, "waiting for volume to be deprovisioned")
	assertNoEvent(c, destroyedChan, "volumes deprovisioned")
	c.Assert(destroyed, jc.DeepEquals, []string{"vol-1"})

	var removed []names.Tag
	for len(removed) < 2 {
		tags := waitChannel(c, removedChan, "waiting for volumes to be removed").([]names.Tag)
		removed = append(removed, tags...)
	}
	c.Assert(removed, jc.SameContents, []names.Tag{provisionedVolume, unprovisionedVolume})
	assertNoEvent(c, removedChan, "volumes removed")
}
Exemplo n.º 8
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func (s *volumeSuite) TestParseVolumeTag(c *gc.C) {
	assertParseVolumeTag(c, "volume-0", names.NewVolumeTag("0"))
	assertParseVolumeTag(c, "volume-88", names.NewVolumeTag("88"))
	assertParseVolumeTag(c, "volume-0-lxc-0-88", names.NewVolumeTag("0/lxc/0/88"))
	assertParseVolumeTagInvalid(c, "", names.InvalidTagError("", ""))
	assertParseVolumeTagInvalid(c, "one", names.InvalidTagError("one", ""))
	assertParseVolumeTagInvalid(c, "volume-", names.InvalidTagError("volume-", names.VolumeTagKind))
	assertParseVolumeTagInvalid(c, "machine-0", names.InvalidTagError("machine-0", names.VolumeTagKind))
}
Exemplo n.º 9
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func (s *ebsVolumeSuite) createVolumes(vs storage.VolumeSource, instanceId string) ([]storage.Volume, error) {
	if instanceId == "" {
		instanceId = s.srv.ec2srv.NewInstances(1, "m1.medium", imageId, ec2test.Running, nil)[0]
	}
	volume0 := names.NewVolumeTag("0")
	volume1 := names.NewVolumeTag("1")
	volume2 := names.NewVolumeTag("2")
	params := []storage.VolumeParams{{
		Tag:      volume0,
		Size:     10 * 1000,
		Provider: ec2.EBS_ProviderType,
		Attributes: map[string]interface{}{
			"persistent":  true,
			"volume-type": "io1",
			"iops":        100,
		},
		Attachment: &storage.VolumeAttachmentParams{
			AttachmentParams: storage.AttachmentParams{
				InstanceId: instance.Id(instanceId),
			},
		},
		ResourceTags: map[string]string{
			tags.JujuEnv: s.TestConfig["uuid"].(string),
		},
	}, {
		Tag:      volume1,
		Size:     20 * 1000,
		Provider: ec2.EBS_ProviderType,
		Attributes: map[string]interface{}{
			"persistent": true,
		},
		Attachment: &storage.VolumeAttachmentParams{
			AttachmentParams: storage.AttachmentParams{
				InstanceId: instance.Id(instanceId),
			},
		},
		ResourceTags: map[string]string{
			tags.JujuEnv: "something-else",
		},
	}, {
		Tag:      volume2,
		Size:     30 * 1000,
		Provider: ec2.EBS_ProviderType,
		ResourceTags: map[string]string{
			"abc": "123",
		},
		Attachment: &storage.VolumeAttachmentParams{
			AttachmentParams: storage.AttachmentParams{
				InstanceId: instance.Id(instanceId),
			},
		},
	}}
	vols, _, err := vs.CreateVolumes(params)
	return vols, err
}
Exemplo n.º 10
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func (s *volumeSuite) TestInstanceVolumesOldMass(c *gc.C) {
	obj := s.testMAASObject.TestServer.NewNode(`{"system_id": "node0"}`)
	instance := maasInstance{&obj}
	volumes, attachments, err := instance.volumes(names.NewMachineTag("1"), []names.VolumeTag{
		names.NewVolumeTag("1"),
		names.NewVolumeTag("2"),
	})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(volumes, gc.HasLen, 0)
	c.Assert(attachments, gc.HasLen, 0)
}
Exemplo n.º 11
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func (s *VolumeStateSuite) TestParseVolumeAttachmentId(c *gc.C) {
	assertValid := func(id string, m names.MachineTag, v names.VolumeTag) {
		machineTag, volumeTag, err := state.ParseVolumeAttachmentId(id)
		c.Assert(err, jc.ErrorIsNil)
		c.Assert(machineTag, gc.Equals, m)
		c.Assert(volumeTag, gc.Equals, v)
	}
	assertValid("0:0", names.NewMachineTag("0"), names.NewVolumeTag("0"))
	assertValid("0:0/1", names.NewMachineTag("0"), names.NewVolumeTag("0/1"))
	assertValid("0/lxc/0:1", names.NewMachineTag("0/lxc/0"), names.NewVolumeTag("1"))
}
Exemplo n.º 12
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func (s *cinderVolumeSourceSuite) TestDetachVolumes(c *gc.C) {
	const mockServerId2 = mockServerId + "2"

	var numListCalls, numDetachCalls int
	mockAdapter := &mockAdapter{
		listVolumeAttachments: func(serverId string) ([]nova.VolumeAttachment, error) {
			numListCalls++
			if serverId == mockServerId2 {
				// no attachments
				return nil, nil
			}
			c.Check(serverId, gc.Equals, mockServerId)
			return []nova.VolumeAttachment{{
				Id:       mockVolId,
				VolumeId: mockVolId,
				ServerId: mockServerId,
				Device:   "/dev/sda",
			}}, nil
		},
		detachVolume: func(serverId, volId string) error {
			numDetachCalls++
			c.Check(serverId, gc.Equals, mockServerId)
			c.Check(volId, gc.Equals, mockVolId)
			return nil
		},
	}

	volSource := openstack.NewCinderVolumeSource(mockAdapter)
	errs, err := volSource.DetachVolumes([]storage.VolumeAttachmentParams{{
		Volume:   names.NewVolumeTag("123"),
		VolumeId: mockVolId,
		AttachmentParams: storage.AttachmentParams{
			Machine:    names.NewMachineTag("0"),
			InstanceId: mockServerId,
		},
	}, {
		Volume:   names.NewVolumeTag("42"),
		VolumeId: "42",
		AttachmentParams: storage.AttachmentParams{
			Machine:    names.NewMachineTag("0"),
			InstanceId: mockServerId2,
		},
	}})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(errs, jc.DeepEquals, []error{nil, nil})
	// DetachVolume should only be called for existing attachments.
	mockAdapter.CheckCalls(c, []gitjujutesting.StubCall{{
		"ListVolumeAttachments", []interface{}{mockServerId},
	}, {
		"DetachVolume", []interface{}{mockServerId, mockVolId},
	}, {
		"ListVolumeAttachments", []interface{}{mockServerId2},
	}})
}
Exemplo n.º 13
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func (s *managedfsSuite) testAttachFilesystems(c *gc.C, readOnly, reattach bool) {
	const testMountPoint = "/in/the/place"

	source := s.initSource(c)
	cmd := s.commands.expect("df", "--output=source", filepath.Dir(testMountPoint))
	cmd.respond("headers\n/same/as/rootfs", nil)
	cmd = s.commands.expect("df", "--output=source", testMountPoint)
	if reattach {
		cmd.respond("headers\n/different/to/rootfs", nil)
	} else {
		cmd.respond("headers\n/same/as/rootfs", nil)
		var args []string
		if readOnly {
			args = append(args, "-o", "ro")
		}
		args = append(args, "/dev/sda1", testMountPoint)
		s.commands.expect("mount", args...)
	}

	s.blockDevices[names.NewVolumeTag("0")] = storage.BlockDevice{
		DeviceName: "sda",
		HardwareId: "capncrunch",
		Size:       2,
	}
	s.filesystems[names.NewFilesystemTag("0/0")] = storage.Filesystem{
		Tag:    names.NewFilesystemTag("0/0"),
		Volume: names.NewVolumeTag("0"),
	}

	results, err := source.AttachFilesystems([]storage.FilesystemAttachmentParams{{
		Filesystem:   names.NewFilesystemTag("0/0"),
		FilesystemId: "filesystem-0-0",
		AttachmentParams: storage.AttachmentParams{
			Machine:    names.NewMachineTag("0"),
			InstanceId: "inst-ance",
			ReadOnly:   readOnly,
		},
		Path: testMountPoint,
	}})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(results, jc.DeepEquals, []storage.AttachFilesystemsResult{{
		FilesystemAttachment: &storage.FilesystemAttachment{
			names.NewFilesystemTag("0/0"),
			names.NewMachineTag("0"),
			storage.FilesystemAttachmentInfo{
				Path:     testMountPoint,
				ReadOnly: readOnly,
			},
		},
	}})
}
Exemplo n.º 14
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func (s *VolumeStateSuite) TestWatchMachineVolumeAttachments(c *gc.C) {
	service := s.setupMixedScopeStorageService(c, "block")
	addUnit := func(to *state.Machine) (u *state.Unit, m *state.Machine) {
		var err error
		u, err = service.AddUnit()
		c.Assert(err, jc.ErrorIsNil)
		if to != nil {
			err = u.AssignToMachine(to)
			c.Assert(err, jc.ErrorIsNil)
			return u, to
		}
		err = s.State.AssignUnit(u, state.AssignCleanEmpty)
		c.Assert(err, jc.ErrorIsNil)
		mid, err := u.AssignedMachineId()
		c.Assert(err, jc.ErrorIsNil)
		m, err = s.State.Machine(mid)
		c.Assert(err, jc.ErrorIsNil)
		return u, m
	}
	_, m0 := addUnit(nil)

	w := s.State.WatchMachineVolumeAttachments(names.NewMachineTag("0"))
	defer testing.AssertStop(c, w)
	wc := testing.NewStringsWatcherC(c, s.State, w)
	wc.AssertChangeInSingleEvent("0:0/1", "0:0/2") // initial
	wc.AssertNoChange()

	addUnit(nil)
	// no change, since we're only interested in the one machine.
	wc.AssertNoChange()

	err := s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("0"))
	c.Assert(err, jc.ErrorIsNil)
	// no change, since we're only interested in attachments of
	// machine-scoped volumes.
	wc.AssertNoChange()

	err = s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("0/1"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0/1") // dying
	wc.AssertNoChange()

	err = s.State.RemoveVolumeAttachment(names.NewMachineTag("0"), names.NewVolumeTag("0/1"))
	c.Assert(err, jc.ErrorIsNil)
	wc.AssertChangeInSingleEvent("0:0/1") // removed
	wc.AssertNoChange()

	addUnit(m0)
	wc.AssertChangeInSingleEvent("0:0/7", "0:0/8") // added
}
Exemplo n.º 15
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func (s *provisionerSuite) TestEnsureDead(c *gc.C) {
	s.setupVolumes(c)
	args := params.Entities{Entities: []params.Entity{{"volume-0-0"}, {"volume-1"}, {"volume-42"}}}
	result, err := s.api.EnsureDead(args)
	c.Assert(err, jc.ErrorIsNil)
	// TODO(wallyworld) - this test will be updated when EnsureDead is supported
	c.Assert(result, gc.DeepEquals, params.ErrorResults{
		Results: []params.ErrorResult{
			{Error: common.ServerError(common.NotSupportedError(names.NewVolumeTag("0/0"), "ensuring death"))},
			{Error: common.ServerError(common.NotSupportedError(names.NewVolumeTag("1"), "ensuring death"))},
			{Error: common.ServerError(errors.NotFoundf(`volume "42"`))},
		},
	})
}
Exemplo n.º 16
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func (s *ebsVolumeSuite) TestVolumeTags(c *gc.C) {
	vs := s.volumeSource(c, nil)
	results, err := s.createVolumes(vs, "")
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(results, gc.HasLen, 3)
	c.Assert(results[0].Error, jc.ErrorIsNil)
	c.Assert(results[0].Volume, jc.DeepEquals, &storage.Volume{
		names.NewVolumeTag("0"),
		storage.VolumeInfo{
			Size:       10240,
			VolumeId:   "vol-0",
			Persistent: true,
		},
	})
	c.Assert(results[1].Error, jc.ErrorIsNil)
	c.Assert(results[1].Volume, jc.DeepEquals, &storage.Volume{
		names.NewVolumeTag("1"),
		storage.VolumeInfo{
			Size:       20480,
			VolumeId:   "vol-1",
			Persistent: true,
		},
	})
	c.Assert(results[2].Error, jc.ErrorIsNil)
	c.Assert(results[2].Volume, jc.DeepEquals, &storage.Volume{
		names.NewVolumeTag("2"),
		storage.VolumeInfo{
			Size:       30720,
			VolumeId:   "vol-2",
			Persistent: true,
		},
	})
	ec2Client := ec2.StorageEC2(vs)
	ec2Vols, err := ec2Client.Volumes(nil, nil)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(ec2Vols.Volumes, gc.HasLen, 3)
	sortBySize(ec2Vols.Volumes)
	c.Assert(ec2Vols.Volumes[0].Tags, jc.SameContents, []awsec2.Tag{
		{"juju-env-uuid", "deadbeef-0bad-400d-8000-4b1d0d06f00d"},
		{"Name", "juju-sample-volume-0"},
	})
	c.Assert(ec2Vols.Volumes[1].Tags, jc.SameContents, []awsec2.Tag{
		{"juju-env-uuid", "something-else"},
		{"Name", "juju-sample-volume-1"},
	})
	c.Assert(ec2Vols.Volumes[2].Tags, jc.SameContents, []awsec2.Tag{
		{"Name", "juju-sample-volume-2"},
		{"abc", "123"},
	})
}
Exemplo n.º 17
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func (s *azureVolumeSuite) TestAttachVolumesNotAttached(c *gc.C) {
	vs := s.volumeSource(c, nil)

	machine := names.NewMachineTag("0")
	volume := names.NewVolumeTag("0")

	env := makeEnviron(c)
	prefix := env.getEnvPrefix()
	service := makeDeployment(env, prefix+"service")
	roleName := service.Deployments[0].RoleList[0].RoleName
	inst, err := env.getInstance(service, roleName)
	c.Assert(err, jc.ErrorIsNil)

	getRoleResponse, err := xml.Marshal(&gwacl.PersistentVMRole{})
	c.Assert(err, jc.ErrorIsNil)

	gwacl.PatchManagementAPIResponses([]gwacl.DispatcherResponse{
		gwacl.NewDispatcherResponse(getRoleResponse, http.StatusOK, nil),
	})

	results, err := vs.AttachVolumes([]storage.VolumeAttachmentParams{{
		Volume:   volume,
		VolumeId: "volume-0.vhd",
		AttachmentParams: storage.AttachmentParams{
			Machine:    machine,
			InstanceId: inst.Id(),
		},
	}})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(results, gc.HasLen, 1)
	c.Assert(results[0].Error, gc.ErrorMatches, "attaching volumes not supported")
}
Exemplo n.º 18
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func (s *azureVolumeSuite) TestCreateVolumesLegacyInstance(c *gc.C) {
	vs := s.volumeSource(c, nil)

	machine := names.NewMachineTag("123")
	volume := names.NewVolumeTag("0")

	env := makeEnviron(c)
	prefix := env.getEnvPrefix()
	serviceName := "service"
	service := makeLegacyDeployment(env, prefix+serviceName)
	inst, err := env.getInstance(service, "")
	c.Assert(err, jc.ErrorIsNil)

	params := []storage.VolumeParams{{
		Tag:      volume,
		Size:     10 * 1000,
		Provider: storageProviderType,
		Attachment: &storage.VolumeAttachmentParams{
			AttachmentParams: storage.AttachmentParams{
				Machine:    machine,
				InstanceId: inst.Id(),
			},
		},
	}}

	results, err := vs.CreateVolumes(params)
	c.Assert(err, jc.ErrorIsNil)

	c.Assert(results, gc.HasLen, 1)
	c.Assert(results[0].Error, gc.ErrorMatches, "attaching disks to legacy instances not supported")
}
Exemplo n.º 19
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func (s *provisionerSuite) TestRemoveVolumeAttachments(c *gc.C) {
	s.setupVolumes(c)
	s.authorizer.EnvironManager = false

	err := s.State.DetachVolume(names.NewMachineTag("0"), names.NewVolumeTag("1"))
	c.Assert(err, jc.ErrorIsNil)

	results, err := s.api.RemoveAttachment(params.MachineStorageIds{
		Ids: []params.MachineStorageId{{
			MachineTag:    "machine-0",
			AttachmentTag: "volume-0-0",
		}, {
			MachineTag:    "machine-0",
			AttachmentTag: "volume-1",
		}, {
			MachineTag:    "machine-2",
			AttachmentTag: "volume-4",
		}, {
			MachineTag:    "machine-0",
			AttachmentTag: "volume-42",
		}},
	})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(results, jc.DeepEquals, params.ErrorResults{
		Results: []params.ErrorResult{
			{Error: &params.Error{Message: "removing attachment of volume 0/0 from machine 0: volume attachment is not dying"}},
			{Error: nil},
			{Error: &params.Error{Message: "permission denied", Code: "unauthorized access"}},
			{Error: &params.Error{Message: `removing attachment of volume 42 from machine 0: volume "42" on machine "0" not found`, Code: "not found"}},
		},
	})
}
Exemplo n.º 20
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func (v *mockFilesystemAccessor) FilesystemParams(filesystems []names.FilesystemTag) ([]params.FilesystemParamsResult, error) {
	var result []params.FilesystemParamsResult
	for _, tag := range filesystems {
		if _, ok := v.provisionedFilesystems[tag.String()]; ok {
			result = append(result, params.FilesystemParamsResult{
				Error: &params.Error{Message: "already provisioned"},
			})
		} else {
			filesystemParams := params.FilesystemParams{
				FilesystemTag: tag.String(),
				Size:          1024,
				Provider:      "dummy",
				Tags: map[string]string{
					"very": "fancy",
				},
			}
			if _, ok := names.FilesystemMachine(tag); ok {
				// place all volume-backed filesystems on machine-scoped
				// volumes with the same ID as the filesystem.
				filesystemParams.VolumeTag = names.NewVolumeTag(tag.Id()).String()
			}
			result = append(result, params.FilesystemParamsResult{Result: filesystemParams})
		}
	}
	return result, nil
}
Exemplo n.º 21
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func (*volumesSuite) TestVolumeParamsStorageTags(c *gc.C) {
	volumeTag := names.NewVolumeTag("100")
	storageTag := names.NewStorageTag("mystore/0")
	unitTag := names.NewUnitTag("mysql/123")
	p, err := storagecommon.VolumeParams(
		&fakeVolume{tag: volumeTag, params: &state.VolumeParams{
			Pool: "loop", Size: 1024,
		}},
		&fakeStorageInstance{tag: storageTag, owner: unitTag},
		testing.CustomModelConfig(c, nil),
		&fakePoolManager{},
	)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(p, jc.DeepEquals, params.VolumeParams{
		VolumeTag: "volume-100",
		Provider:  "loop",
		Size:      1024,
		Tags: map[string]string{
			tags.JujuController:      testing.ModelTag.Id(),
			tags.JujuModel:           testing.ModelTag.Id(),
			tags.JujuStorageInstance: "mystore/0",
			tags.JujuStorageOwner:    "mysql/123",
		},
	})
}
Exemplo n.º 22
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// assertMachineStorageRefs ensures that the specified machine's set of volume
// and filesystem references corresponds exactly to the volume and filesystem
// attachments that relate to the machine.
func assertMachineStorageRefs(c *gc.C, st *state.State, m names.MachineTag) {
	machines, closer := state.GetRawCollection(st, state.MachinesC)
	defer closer()

	var doc struct {
		Volumes     []string `bson:"volumes,omitempty"`
		Filesystems []string `bson:"filesystems,omitempty"`
	}
	err := machines.FindId(state.DocID(st, m.Id())).One(&doc)
	c.Assert(err, jc.ErrorIsNil)

	have := make(set.Tags)
	for _, v := range doc.Volumes {
		have.Add(names.NewVolumeTag(v))
	}
	for _, f := range doc.Filesystems {
		have.Add(names.NewFilesystemTag(f))
	}

	expect := make(set.Tags)
	volumeAttachments, err := st.MachineVolumeAttachments(m)
	c.Assert(err, jc.ErrorIsNil)
	for _, a := range volumeAttachments {
		expect.Add(a.Volume())
	}
	filesystemAttachments, err := st.MachineFilesystemAttachments(m)
	c.Assert(err, jc.ErrorIsNil)
	for _, a := range filesystemAttachments {
		expect.Add(a.Filesystem())
	}

	c.Assert(have, jc.DeepEquals, expect)
}
Exemplo n.º 23
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func (s *watchStorageAttachmentSuite) SetUpTest(c *gc.C) {
	s.storageTag = names.NewStorageTag("osd-devices/0")
	s.machineTag = names.NewMachineTag("0")
	s.unitTag = names.NewUnitTag("ceph/0")
	s.storageInstance = &fakeStorageInstance{
		tag:   s.storageTag,
		owner: s.machineTag,
		kind:  state.StorageKindBlock,
	}
	s.volume = &fakeVolume{tag: names.NewVolumeTag("0")}
	s.volumeAttachmentWatcher = apiservertesting.NewFakeNotifyWatcher()
	s.volumeAttachmentWatcher.C <- struct{}{}
	s.blockDevicesWatcher = apiservertesting.NewFakeNotifyWatcher()
	s.blockDevicesWatcher.C <- struct{}{}
	s.storageAttachmentWatcher = apiservertesting.NewFakeNotifyWatcher()
	s.storageAttachmentWatcher.C <- struct{}{}
	s.st = &fakeStorage{
		storageInstance: func(tag names.StorageTag) (state.StorageInstance, error) {
			return s.storageInstance, nil
		},
		storageInstanceVolume: func(tag names.StorageTag) (state.Volume, error) {
			return s.volume, nil
		},
		watchVolumeAttachment: func(names.MachineTag, names.VolumeTag) state.NotifyWatcher {
			return s.volumeAttachmentWatcher
		},
		watchBlockDevices: func(names.MachineTag) state.NotifyWatcher {
			return s.blockDevicesWatcher
		},
		watchStorageAttachment: func(names.StorageTag, names.UnitTag) state.NotifyWatcher {
			return s.storageAttachmentWatcher
		},
	}
}
Exemplo n.º 24
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func (s *provisionerSuite) testOpWithTags(
	c *gc.C, opName string, apiCall func(*storageprovisioner.State, []names.Tag) ([]params.ErrorResult, error),
) {
	var callCount int
	apiCaller := testing.APICallerFunc(func(objType string, version int, id, request string, arg, result interface{}) error {
		c.Check(objType, gc.Equals, "StorageProvisioner")
		c.Check(version, gc.Equals, 0)
		c.Check(id, gc.Equals, "")
		c.Check(request, gc.Equals, opName)
		c.Check(arg, gc.DeepEquals, params.Entities{Entities: []params.Entity{{Tag: "volume-100"}}})
		c.Assert(result, gc.FitsTypeOf, &params.ErrorResults{})
		*(result.(*params.ErrorResults)) = params.ErrorResults{
			Results: []params.ErrorResult{{Error: nil}},
		}
		callCount++
		return nil
	})

	st := storageprovisioner.NewState(apiCaller, names.NewMachineTag("123"))
	volumes := []names.Tag{names.NewVolumeTag("100")}
	errorResults, err := apiCall(st, volumes)
	c.Check(err, jc.ErrorIsNil)
	c.Check(callCount, gc.Equals, 1)
	c.Assert(errorResults, jc.DeepEquals, []params.ErrorResult{{}})
}
Exemplo n.º 25
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func (s *volumeSuite) TestCreateVolumeItemNonexistingVolume(c *gc.C) {
	s.state.volume = func(tag names.VolumeTag) (state.Volume, error) {
		return s.volume, errors.Errorf("not volume for tag %v", tag)
	}
	found := storage.CreateVolumeItem(s.api, names.NewVolumeTag("666").String(), nil)
	c.Assert(found.Error, gc.ErrorMatches, ".*volume for tag.*")
}
Exemplo n.º 26
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func (s *volumeSuite) TestInstanceVolumesOldMass(c *gc.C) {
	obj := s.testMAASObject.TestServer.NewNode(`{"system_id": "node0"}`)
	statusGetter := func(instance.Id) (string, string) {
		// status, substatus or status info.
		return "provisioning", "substatus"
	}

	instance := maas1Instance{&obj, nil, statusGetter}
	volumes, attachments, err := instance.volumes(names.NewMachineTag("1"), []names.VolumeTag{
		names.NewVolumeTag("1"),
		names.NewVolumeTag("2"),
	})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(volumes, gc.HasLen, 0)
	c.Assert(attachments, gc.HasLen, 0)
}
Exemplo n.º 27
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func (s *provisionerSuite) TestVolumeParams(c *gc.C) {
	var callCount int
	apiCaller := testing.APICallerFunc(func(objType string, version int, id, request string, arg, result interface{}) error {
		c.Check(objType, gc.Equals, "StorageProvisioner")
		c.Check(version, gc.Equals, 0)
		c.Check(id, gc.Equals, "")
		c.Check(request, gc.Equals, "VolumeParams")
		c.Check(arg, gc.DeepEquals, params.Entities{Entities: []params.Entity{{"volume-100"}}})
		c.Assert(result, gc.FitsTypeOf, &params.VolumeParamsResults{})
		*(result.(*params.VolumeParamsResults)) = params.VolumeParamsResults{
			Results: []params.VolumeParamsResult{{
				Result: params.VolumeParams{
					VolumeTag: "volume-100",
					Size:      1024,
					Provider:  "loop",
				},
			}},
		}
		callCount++
		return nil
	})

	st := storageprovisioner.NewState(apiCaller, names.NewMachineTag("123"))
	volumeParams, err := st.VolumeParams([]names.VolumeTag{names.NewVolumeTag("100")})
	c.Check(err, jc.ErrorIsNil)
	c.Check(callCount, gc.Equals, 1)
	c.Assert(volumeParams, jc.DeepEquals, []params.VolumeParamsResult{{
		Result: params.VolumeParams{
			VolumeTag: "volume-100", Size: 1024, Provider: "loop",
		},
	}})
}
Exemplo n.º 28
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func (s *loopSuite) TestDetachVolumesDetachFails(c *gc.C) {
	source, _ := s.loopVolumeSource(c)
	fileName := filepath.Join(s.storageDir, "volume-0")
	cmd := s.commands.expect("losetup", "-j", fileName)
	cmd.respond("/dev/loop0: foo\n/dev/loop1: bar\n", nil)
	cmd = s.commands.expect("losetup", "-d", "/dev/loop0")
	cmd.respond("", errors.New("oy"))

	err := ioutil.WriteFile(fileName, nil, 0644)
	c.Assert(err, jc.ErrorIsNil)

	err = source.DetachVolumes([]storage.VolumeAttachmentParams{{
		Volume:   names.NewVolumeTag("0"),
		VolumeId: "vol-ume0",
		AttachmentParams: storage.AttachmentParams{
			Machine:    names.NewMachineTag("0"),
			InstanceId: "inst-ance",
		},
	}})
	c.Assert(err, gc.ErrorMatches, `.* detaching loop device "loop0": oy`)

	// file should not have been removed
	_, err = os.Stat(fileName)
	c.Assert(err, jc.ErrorIsNil)
}
Exemplo n.º 29
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func (s *VolumeStateSuite) TestVolumeBindingMachine(c *gc.C) {
	machine, err := s.State.AddOneMachine(state.MachineTemplate{
		Series: "quantal",
		Jobs:   []state.MachineJob{state.JobHostUnits},
		Volumes: []state.MachineVolumeParams{{
			Volume: state.VolumeParams{Pool: "environscoped", Size: 1024},
		}},
	})
	c.Assert(err, jc.ErrorIsNil)

	// Volumes created unassigned to a storage instance are
	// bound to the initially attached machine.
	volume := s.volume(c, names.NewVolumeTag("0"))
	c.Assert(volume.LifeBinding(), gc.Equals, machine.Tag())
	c.Assert(volume.Life(), gc.Equals, state.Alive)

	err = s.State.DetachVolume(machine.MachineTag(), volume.VolumeTag())
	c.Assert(err, jc.ErrorIsNil)
	err = s.State.RemoveVolumeAttachment(machine.MachineTag(), volume.VolumeTag())
	c.Assert(err, jc.ErrorIsNil)
	volume = s.volume(c, volume.VolumeTag())
	c.Assert(volume.Life(), gc.Equals, state.Dead)

	// TODO(axw) when we can assign storage to an existing volume, we
	// should test that a machine-bound volume is not destroyed when
	// its assigned storage instance is removed.
}
Exemplo n.º 30
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// addVolumeOp returns a txn.Op to create a new volume with the specified
// parameters. If the supplied machine ID is non-empty, and the storage
// provider is machine-scoped, then the volume will be scoped to that
// machine.
func (st *State) addVolumeOp(params VolumeParams, machineId string) (txn.Op, names.VolumeTag, error) {
	if params.binding == nil {
		params.binding = names.NewMachineTag(machineId)
	}
	params, err := st.volumeParamsWithDefaults(params)
	if err != nil {
		return txn.Op{}, names.VolumeTag{}, errors.Trace(err)
	}
	machineId, err = st.validateVolumeParams(params, machineId)
	if err != nil {
		return txn.Op{}, names.VolumeTag{}, errors.Annotate(err, "validating volume params")
	}

	name, err := newVolumeName(st, machineId)
	if err != nil {
		return txn.Op{}, names.VolumeTag{}, errors.Annotate(err, "cannot generate volume name")
	}
	op := txn.Op{
		C:      volumesC,
		Id:     name,
		Assert: txn.DocMissing,
		Insert: &volumeDoc{
			Name:      name,
			StorageId: params.storage.Id(),
			Binding:   params.binding.String(),
			Params:    &params,
			// Every volume is created with one attachment.
			AttachmentCount: 1,
		},
	}
	return op, names.NewVolumeTag(name), nil
}