Add .tar.gz / .tgz archive support for extension, preset, and workflow installation#2395
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Add .tar.gz / .tgz archive support for extension, preset, and workflow installation#2395
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[WIP] Add support for .tar.gz and .tgz archives
Add .tar.gz / .tgz archive support for extension, preset, and workflow installation
Apr 28, 2026
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| f = tf.extractfile(tf.getmember("workflow.yml")) | ||
| if f is not None: | ||
| return f.read() | ||
| except KeyError: |
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The extension, preset, and workflow download pipelines only accepted ZIP archives, blocking use of npm registries and CI artifact stores that serve tarballs natively.
Core utilities (
extensions.py)_detect_archive_format(url, content_type="")— infers format from URL path extension (.zip,.tar.gz,.tgz) withContent-Typeheader fallback (application/gzip,application/x-gzip,application/x-tar+gzip)_safe_extract_tarball(archive_path, dest_dir, error_class)— safe extraction with:..traversal, symlinks, hard links, and special filessafe_memberslist toextractall()tarfile.data_filterfor additional OS-level protectionExtensions & presets
install_from_zip()on both managers now detects archive format from the file extension and dispatches to ZIP or tarball extraction accordingly — existing callers are unaffecteddownload_extension()/download_pack()detect format from the download URL (orContent-Typefallback) and persist the archive with the correct extension (.zipor.tar.gz)__init__.pycall sitesextension add --frompreset add --fromextension updateworkflow add(URL)workflow.ymlfrom archive when URL points to oneworkflow add(local).tar.gz/.tgz/.ziparchive filesworkflow add(catalog)A shared
_extract_workflow_yml(archive_path, fmt)helper handles root-level and single-nested-directory layouts for both formats.Tests
21 new tests across
test_extensions.pyandtest_presets.pycovering: format detection (URL + Content-Type), flat and nested tarball install, missing manifest errors, path traversal rejection, and symlink rejection.