def _check_tarfile(self, app_name, app_tarfile):
if app_name and app_tarfile:
if not os.path.isfile(app_tarfile):
raise wsme.exc.ClientSideError(
_("Application-upload rejected: application tar file {} does "
"not exist.".format(app_tarfile)))
if (not app_tarfile.endswith('.tgz')
and not app_tarfile.endswith('.tar.gz')):
raise wsme.exc.ClientSideError(
_("Application-upload rejected: {} has unrecognizable tar file "
"extension. Supported extensions are: .tgz and .tar.gz.".
format(app_tarfile)))
with TempDirectory() as app_path:
if not cutils.extract_tarfile(app_path, app_tarfile):
raise wsme.exc.ClientSideError(
_("Application-upload rejected: failed to extract tar file "
"{}.".format(os.path.basename(app_tarfile))))
# If checksum file is included in the tarball, verify its contents.
if not cutils.verify_checksum(app_path):
raise wsme.exc.ClientSideError(
_("Application-upload rejected: checksum validation failed."
))
mname, mfile = self._find_manifest_file(app_path)
charts_dir = os.path.join(app_path, 'charts')
if os.path.isdir(charts_dir):
tar_filelist = cutils.get_files_matching(app_path, '.tgz')
if len(os.listdir(charts_dir)) == 0:
raise wsme.exc.ClientSideError(
_("Application-upload rejected: tar file contains no "
"Helm charts."))
if not tar_filelist:
raise wsme.exc.ClientSideError(
_("Application-upload rejected: tar file contains no "
"Helm charts of expected file extension (.tgz).")
)
for p, f in tar_filelist:
if not cutils.extract_tarfile(p, os.path.join(p, f)):
raise wsme.exc.ClientSideError(
_("Application-upload rejected: failed to extract tar "
"file {}.".format(os.path.basename(f))))
LOG.info("Tar file of application %s verified." % app_name)
return mname, mfile
else:
raise ValueError(
_("Application-upload rejected: both application name and tar "
"file must be specified."))
def _extract_helm_charts(self, app_path, demote_user=False):
charts_dir = os.path.join(app_path, 'charts')
if os.path.isdir(charts_dir):
tar_filelist = cutils.get_files_matching(app_path, '.tgz')
if len(os.listdir(charts_dir)) == 0:
raise exception.SysinvException(
_("tar file contains no Helm charts."))
if not tar_filelist:
raise exception.SysinvException(
_("tar file contains no Helm charts of "
"expected file extension (.tgz)."))
for p, f in tar_filelist:
if not cutils.extract_tarfile(p, os.path.join(p, f),
demote_user):
raise exception.SysinvException(
_("failed to extract tar file {}.".format(
os.path.basename(f))))