The recent mainline .deb files from Ubuntu are using zstd compression.
The default python tarfile API does not support zstd compression. Use
the zpystd package from pip to decompress the stream and then use
tarfile to unpack it.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
devel/backports-update-manager | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/devel/backports-update-manager b/devel/backports-update-manager
index 4d63de8c..9177be76 100755
--- a/devel/backports-update-manager
+++ b/devel/backports-update-manager
@@ -5,6 +5,7 @@ from urllib.request import urlopen
from urllib.parse import urljoin
import tarfile, tempfile
import fileinput, subprocess
+from pyzstd import ZstdFile
source_dir = os.path.abspath(os.path.dirname(__file__))
sys.path.append(source_dir + '/../')
from lib import bpar as ar
@@ -541,8 +542,14 @@ class backport_kernel_updater:
sys.stdout.write("%s - extracting new %s ...\n" % (kver.get('ver'), target))
data, dpath = tempfile.mkstemp(prefix=tmp_prefix)
ar.print_data(target, data)
- tar = tarfile.open(name=dpath, mode='r')
- tar.extractall(path=tmpdir_path, members=bk_tar_members(tar))
+ try:
+ tar = tarfile.open(name=dpath, mode='r')
+ tar.extractall(path=tmpdir_path, members=bk_tar_members(tar))
+ except (tarfile.ReadError):
+ zstd_file = ZstdFile(dpath)
+ tar = tarfile.open(fileobj=zstd_file, mode='r')
+ tar.extractall(path=tmpdir_path, members=bk_tar_members(tar))
+ zstd_file.close()
os.unlink(dpath)
self.sanitize_and_install_kernel_dirs(tmpdir_path)
--
2.30.2
--
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