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package chrootarchive
import (
"io"
"github.com/containers/storage/pkg/archive"
"github.com/containers/storage/pkg/longpath"
)
type unpackDestination struct {
dest string
}
func (dst *unpackDestination) Close() error {
return nil
}
// newUnpackDestination is a no-op on this platform
func newUnpackDestination(root, dest string) (*unpackDestination, error) {
return &unpackDestination{
dest: dest,
}, nil
}
// chroot is not supported by Windows
func chroot(path string) error {
return nil
}
func invokeUnpack(decompressedArchive io.Reader,
dest *unpackDestination,
options *archive.TarOptions,
) error {
// Windows is different to Linux here because Windows does not support
// chroot. Hence there is no point sandboxing a chrooted process to
// do the unpack. We call inline instead within the daemon process.
return archive.Unpack(decompressedArchive, longpath.AddPrefix(dest.dest), options)
}
func invokePack(srcPath string, options *archive.TarOptions, root string) (io.ReadCloser, error) {
// Windows is different to Linux here because Windows does not support
// chroot. Hence there is no point sandboxing a chrooted process to
// do the pack. We call inline instead within the daemon process.
return archive.TarWithOptions(srcPath, options)
}
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