コード例 #1
0
func (factory *gardenContainerSpecFactory) BuildTaskContainerSpec(
	spec TaskContainerSpec,
	gardenSpec garden.ContainerSpec,
	cancel <-chan os.Signal,
	delegate ImageFetchingDelegate,
	id Identifier,
	metadata Metadata,
	workerClient Client,
) (garden.ContainerSpec, error) {
	if spec.ImageResourcePointer == nil {
		gardenSpec.RootFSPath = spec.Image
	}

	gardenSpec.Privileged = spec.Privileged

	var err error
	gardenSpec, err = factory.createVolumes(gardenSpec, spec.Inputs)
	if err != nil {
		return gardenSpec, err
	}

	for _, mount := range spec.Outputs {
		volume := mount.Volume
		gardenSpec.BindMounts = append(gardenSpec.BindMounts, garden.BindMount{
			SrcPath: volume.Path(),
			DstPath: mount.MountPath,
			Mode:    garden.BindMountModeRW,
		})

		factory.volumeHandles = append(factory.volumeHandles, volume.Handle())
		factory.volumeMounts[volume.Handle()] = mount.MountPath
	}

	return gardenSpec, nil
}
コード例 #2
0
func (factory *gardenContainerSpecFactory) createVolumes(containerSpec garden.ContainerSpec, mounts []VolumeMount) (garden.ContainerSpec, error) {
	for _, mount := range mounts {
		cowVolume, err := factory.baggageclaimClient.CreateVolume(factory.logger, baggageclaim.VolumeSpec{
			Strategy: baggageclaim.COWStrategy{
				Parent: mount.Volume,
			},
			Privileged: containerSpec.Privileged,
			TTL:        VolumeTTL,
		})
		if err != nil {
			return containerSpec, err
		}

		factory.releaseAfterCreate = append(factory.releaseAfterCreate, cowVolume)

		containerSpec.BindMounts = append(containerSpec.BindMounts, garden.BindMount{
			SrcPath: cowVolume.Path(),
			DstPath: mount.MountPath,
			Mode:    garden.BindMountModeRW,
		})

		factory.volumeHandles = append(factory.volumeHandles, cowVolume.Handle())
		factory.volumeMounts[cowVolume.Handle()] = mount.MountPath
	}

	return containerSpec, nil
}
コード例 #3
0
func (factory *gardenContainerSpecFactory) BuildResourceContainerSpec(
	spec ResourceTypeContainerSpec,
	gardenSpec garden.ContainerSpec,
	resourceTypes []atc.WorkerResourceType,
) (garden.ContainerSpec, error) {
	if len(spec.Mounts) > 0 && spec.Cache.Volume != nil {
		return gardenSpec, errors.New("a container may not have mounts and a cache")
	}

	gardenSpec.Privileged = true
	gardenSpec.Env = append(gardenSpec.Env, spec.Env...)

	if spec.Ephemeral {
		gardenSpec.Properties[ephemeralPropertyName] = "true"
	}

	if spec.Cache.Volume != nil && spec.Cache.MountPath != "" {
		gardenSpec.BindMounts = []garden.BindMount{
			{
				SrcPath: spec.Cache.Volume.Path(),
				DstPath: spec.Cache.MountPath,
				Mode:    garden.BindMountModeRW,
			},
		}

		factory.volumeHandles = append(factory.volumeHandles, spec.Cache.Volume.Handle())
		factory.volumeMounts[spec.Cache.Volume.Handle()] = spec.Cache.MountPath
	}

	var err error
	gardenSpec, err = factory.createVolumes(gardenSpec, spec.Mounts)
	if err != nil {
		return gardenSpec, err
	}

	if spec.ImageResourcePointer == nil {
		for _, t := range resourceTypes {
			if t.Type == spec.Type {
				gardenSpec.RootFSPath = t.Image
				return gardenSpec, nil
			}
		}

		return gardenSpec, ErrUnsupportedResourceType
	}

	return gardenSpec, nil
}