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# BSD 3-Clause License; see https://github.com/scikit-hep/awkward/blob/main/LICENSE
from __future__ import annotations
import argparse
import hashlib
import json
import pathlib
import urllib.error
import urllib.parse
import urllib.request
import tomli
THIS_FILE = pathlib.Path(__file__)
def main():
parser = argparse.ArgumentParser()
parser.add_argument("sdist", type=pathlib.Path)
parser.add_argument("--endpoint", default="https://pypi.org/pypi/")
args = parser.parse_args()
if not args.endpoint.endswith("/"):
raise ValueError(
"provided endpoint URL will lose the trailing component when "
"joined with the relative version URL"
)
awkward_cpp_path = THIS_FILE.parents[1] / "awkward-cpp"
with open(awkward_cpp_path / "pyproject.toml", "rb") as f:
metadata = tomli.load(f)
project = metadata["project"]
# Load version information from PyPI
version_url = urllib.parse.urljoin(
args.endpoint, "{name}/{version}/json".format_map(project)
)
try:
with urllib.request.urlopen(version_url) as response:
data = json.load(response)
except urllib.error.HTTPError as err:
raise SystemExit(err.status) from err
# Get SHA256 hashes of published sdist(s)
sdist_shas = {
entry["digests"]["sha256"]
for entry in data["urls"]
if entry["packagetype"] == "sdist"
}
assert len(sdist_shas) == 1, "Should find exactly one sdist for a given release"
# Check hashes match
if sdist_shas.pop() != hashlib.sha256(args.sdist.read_bytes()).hexdigest():
raise ValueError(
"hash of awkward-cpp {version} on PyPI does not match given sdist hash".format_map(
project
)
)
if __name__ == "__main__":
main()
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