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Source code for galaxy.tool_util.verify.asserts.archive

import io
import re
import tarfile
import zipfile


def _extract_from_tar(tar_temp, path):
    for fn in tar_temp.getnames():
        if re.match(path, fn):
            # Will only match on first hit, probably fine for now
            return tar_temp.extractfile(fn)


def _extract_from_zip(zip_temp, path):
    for fn in zip_temp.namelist():
        if re.match(path, fn):
            # Will only match on first hit, probably fine for now
            return zip_temp.open(fn)


[docs]def assert_has_archive_member(output_bytes, path, verify_assertions_function, children): """ Recursively checks the specified children assertions against the text of the first element matching the specified path found within the archive. Currently supported formats: .zip, .tar, .tar.gz.""" output_temp = io.BytesIO(output_bytes) try: # tar / tar.gz temp = tarfile.open(fileobj=output_temp, mode='r') contents = _extract_from_tar(temp, path) except tarfile.TarError: # zip temp = zipfile.ZipFile(output_temp, mode='r') contents = _extract_from_zip(temp, path) finally: verify_assertions_function(contents.read(), children) contents.close() temp.close() output_temp.close()