Function buildMount

pkg/compose/create.go:1202–1240

(project types.Project, volume types.ServiceVolumeConfig)

}

func buildMount(project types.Project, volume types.ServiceVolumeConfig) (mount.Mount, error) {
	source := volume.Source
	switch volume.Type {
	case types.VolumeTypeBind:
		if !filepath.IsAbs(source) && !isUnixAbs(source) && !isWindowsAbs(source) {
			// volume source has already been prefixed with workdir if required, by compose-go project loader
			var err error
			source, err = filepath.Abs(source)
			if err != nil {
				return mount.Mount{}, err
			}
		}
	case types.VolumeTypeVolume:
		if volume.Source != "" {
			pVolume, ok := project.Volumes[volume.Source]
			if ok {
				source = pVolume.Name
			}
		}
	}

	bind, vol, tmpfs, img := buildMountOptions(volume)

	if bind != nil {
		volume.Type = types.VolumeTypeBind
	}

	return mount.Mount{
		Type:          mount.Type(volume.Type),
		Source:        source,
		Target:        volume.Target,
		ReadOnly:      volume.ReadOnly,
		Consistency:   mount.Consistency(volume.Consistency),
		BindOptions:   bind,
		VolumeOptions: vol,
		TmpfsOptions:  tmpfs,
		ImageOptions:  img,
	}, nil
}

func buildMountOptions(volume types.ServiceVolumeConfig) (*mount.BindOptions, *mount.VolumeOptions, *mount.TmpfsOptions, *mount.ImageOptions) {
	if volume.Type != types.VolumeTypeBind && volume.Bind != nil {