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# SPDX-License-Identifier: GPL-2.0-or-later
#
# Utilities for python-based QEMU tests
#
# Copyright 2024 Red Hat, Inc.
#
# Authors:
# Thomas Huth <thuth@redhat.com>
import os
from subprocess import check_call, run, DEVNULL
import tarfile
import zipfile
from .cmd import run_cmd
def tar_extract(archive, dest_dir, member=None):
with tarfile.open(archive) as tf:
if hasattr(tarfile, 'data_filter'):
tf.extraction_filter = getattr(tarfile, 'data_filter',
(lambda member, path: member))
if member:
tf.extract(member=member, path=dest_dir)
else:
tf.extractall(path=dest_dir)
def cpio_extract(archive, output_path):
cwd = os.getcwd()
os.chdir(output_path)
# Not passing 'check=True' as cpio exits with non-zero
# status if the archive contains any device nodes :-(
if type(archive) == str:
run(['cpio', '-i', '-F', archive],
stdout=DEVNULL, stderr=DEVNULL)
else:
run(['cpio', '-i'],
input=archive.read(),
stdout=DEVNULL, stderr=DEVNULL)
os.chdir(cwd)
def zip_extract(archive, dest_dir, member=None):
with zipfile.ZipFile(archive, 'r') as zf:
if member:
zf.extract(member=member, path=dest_dir)
else:
zf.extractall(path=dest_dir)
def deb_extract(archive, dest_dir, member=None):
cwd = os.getcwd()
os.chdir(dest_dir)
try:
(stdout, stderr, ret) = run_cmd(['ar', 't', archive])
file_path = stdout.split()[2]
run_cmd(['ar', 'x', archive, file_path])
tar_extract(file_path, dest_dir, member)
finally:
os.chdir(cwd)
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