xref: /qemu/python/scripts/vendor.py (revision c01196bd) 
1#!/usr/bin/env python3
2"""
3vendor - QEMU python vendoring utility
4
5usage: vendor [-h]
6
7QEMU python vendoring utility
8
9options:
10  -h, --help  show this help message and exit
11"""
12
13# Copyright (C) 2023 Red Hat, Inc.
14#
15# Authors:
16#  John Snow <jsnow@redhat.com>
17#
18# This work is licensed under the terms of the GNU GPL, version 2 or
19# later. See the COPYING file in the top-level directory.
20
21import argparse
22import os
23from pathlib import Path
24import subprocess
25import sys
26import tempfile
27
28
29def main() -> int:
30    """Run the vendoring utility. See module-level docstring."""
31    loud = False
32    if os.environ.get("DEBUG") or os.environ.get("V"):
33        loud = True
34
35    # No options or anything for now, but I guess
36    # you'll figure that out when you run --help.
37    parser = argparse.ArgumentParser(
38        prog="vendor",
39        description="QEMU python vendoring utility",
40    )
41    parser.parse_args()
42
43    packages = {
44        "meson==0.63.3":
45        "d677b809c4895dcbaac9bf6c43703fcb3609a4b24c6057c78f828590049cf43a",
46
47        "tomli==2.0.1":
48        "939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc",
49    }
50
51    vendor_dir = Path(__file__, "..", "..", "wheels").resolve()
52
53    with tempfile.NamedTemporaryFile(mode="w", encoding="utf-8") as file:
54        for dep_spec, checksum in packages.items():
55            print(f"{dep_spec} --hash=sha256:{checksum}", file=file)
56        file.flush()
57
58        cli_args = [
59            "pip",
60            "download",
61            "--dest",
62            str(vendor_dir),
63            "--require-hashes",
64            "-r",
65            file.name,
66        ]
67        if loud:
68            cli_args.append("-v")
69
70        print(" ".join(cli_args))
71        subprocess.run(cli_args, check=True)
72
73    return 0
74
75
76if __name__ == "__main__":
77    sys.exit(main())
78