mirror of
https://github.com/shadowsocks/shadowsocks-libev.git
synced 2026-09-24 00:45:06 +00:00
55 lines
2.2 KiB
Python
Executable File
55 lines
2.2 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Create an offline source archive from Git's tracked working-tree files.
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Maintainer-only tool; building the resulting archive needs neither Git nor
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Python (unless integration tests or generated documentation are requested).
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"""
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import argparse
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import gzip
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import io
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import os
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from pathlib import Path
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import subprocess
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import tarfile
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument("output", type=Path)
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parser.add_argument("--prefix", default="shadowsocks-c-3.3.6")
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args = parser.parse_args()
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root = Path(__file__).resolve().parents[1]
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if "/" in args.prefix or args.prefix in ("", ".", ".."):
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parser.error("prefix must be a single directory name")
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epoch = int(os.environ.get("SOURCE_DATE_EPOCH") or subprocess.check_output(
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["git", "show", "-s", "--format=%ct", "HEAD"], cwd=root, text=True).strip())
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entries = subprocess.check_output(["git", "ls-files", "--stage", "-z"], cwd=root).split(b"\0")
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args.output.parent.mkdir(parents=True, exist_ok=True)
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with args.output.open("wb") as raw, gzip.GzipFile(filename="", mode="wb", fileobj=raw, mtime=epoch) as compressed:
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with tarfile.open(fileobj=compressed, mode="w|") as archive:
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for entry in entries:
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if not entry:
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continue
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metadata, encoded = entry.split(b"\t", 1)
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mode, _, stage = metadata.split()
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if stage != b"0" or mode == b"160000":
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raise RuntimeError("Unmerged entry or submodule in source archive")
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relative = os.fsdecode(encoded)
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path = root / relative
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info = tarfile.TarInfo(args.prefix + "/" + relative)
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info.mtime = epoch
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info.mode = int(mode, 8) & 0o777
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if path.is_symlink():
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info.type = tarfile.SYMTYPE
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info.linkname = os.readlink(path)
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archive.addfile(info)
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else:
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content = path.read_bytes()
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info.size = len(content)
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archive.addfile(info, io.BytesIO(content))
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print(args.output)
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if __name__ == "__main__":
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main()
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