func (s *concretePackageApplier) downloadAndInstall(pkg models.Package, pkgBundle bc.Bundle) error {
	tmpDir, err := s.fs.TempDir("bosh-agent-applier-packageapplier-ConcretePackageApplier-Apply")
	if err != nil {
		return bosherr.WrapError(err, "Getting temp dir")
	}

	defer s.fs.RemoveAll(tmpDir)

	file, err := s.blobstore.Get(pkg.Source.BlobstoreID, pkg.Source.Sha1)
	if err != nil {
		return bosherr.WrapError(err, "Fetching package blob")
	}

	defer s.blobstore.CleanUp(file)

	err = s.compressor.DecompressFileToDir(file, tmpDir)
	if err != nil {
		return bosherr.WrapError(err, "Decompressing package files")
	}

	_, _, err = pkgBundle.Install(tmpDir)
	if err != nil {
		return bosherr.WrapError(err, "Installling package directory")
	}

	return nil
}
func (s *FakeBundleCollection) checkBundle(bundle bc.Bundle) error {
	if len(bundle.BundleName()) == 0 {
		return errors.New("missing bundle name")
	}
	if len(bundle.BundleVersion()) == 0 {
		return errors.New("missing bundle version")
	}
	return nil
}
func (s *FakeBundleCollection) checkExists(collection []bc.Bundle, bundle bc.Bundle) bool {
	for _, b := range collection {
		if b.BundleName() == bundle.BundleName() {
			if b.BundleVersion() == bundle.BundleVersion() {
				return true
			}
		}
	}
	return false
}
func (s *renderedJobApplier) downloadAndInstall(job models.Job, jobBundle boshbc.Bundle) error {
	tmpDir, err := s.fs.TempDir("bosh-agent-applier-jobapplier-RenderedJobApplier-Apply")
	if err != nil {
		return bosherr.WrapError(err, "Getting temp dir")
	}

	defer s.fs.RemoveAll(tmpDir)

	file, err := s.blobstore.Get(job.Source.BlobstoreID, job.Source.Sha1)
	if err != nil {
		return bosherr.WrapError(err, "Getting job source from blobstore")
	}

	defer s.blobstore.CleanUp(file)

	err = s.compressor.DecompressFileToDir(file, tmpDir)
	if err != nil {
		return bosherr.WrapError(err, "Decompressing files to temp dir")
	}

	files, err := s.fs.Glob(filepath.Join(tmpDir, job.Source.PathInArchive, "bin", "*"))
	if err != nil {
		return bosherr.WrapError(err, "Finding job binary files")
	}

	for _, f := range files {
		err = s.fs.Chmod(f, os.FileMode(0755))
		if err != nil {
			return bosherr.WrapError(err, "Making %s executable", f)
		}
	}

	_, _, err = jobBundle.Install(filepath.Join(tmpDir, job.Source.PathInArchive))
	if err != nil {
		return bosherr.WrapError(err, "Installing job bundle")
	}

	return nil
}