ansible-collection-hetzner-.../scripts/vendor.py

103 lines
2.9 KiB
Python
Executable file

#!/usr/bin/env python3
"""
Fetch and bundles the hcloud package inside the collection.
Fetch the desired version `HCLOUD_VERSION` from https://github.com/hetznercloud/hcloud-python
`HCLOUD_SOURCE_URL` using git, apply some code modifications to comply with ansible,
move the modified files at the vendor location `HCLOUD_VENDOR_PATH`.
"""
from __future__ import annotations
import logging
import re
from argparse import ArgumentParser
from pathlib import Path
from shutil import move, rmtree
from subprocess import check_call
from tempfile import TemporaryDirectory
from textwrap import dedent
logger = logging.getLogger("vendor")
HCLOUD_SOURCE_URL = "https://github.com/hetznercloud/hcloud-python"
HCLOUD_VERSION = "v2.1.0"
HCLOUD_VENDOR_PATH = "plugins/module_utils/vendor/hcloud"
def apply_code_modifications(source_path: Path):
for file in source_path.rglob("*.py"):
content = file.read_text()
content_orig = content
# Wrap requests imports
content = re.sub(
r"import requests",
dedent(
r"""
try:
import requests
except ImportError:
requests = None
"""
).strip(),
content,
)
# Wrap dateutil imports
content = re.sub(
r"from dateutil.parser import isoparse",
dedent(
r"""
try:
from dateutil.parser import isoparse
except ImportError:
isoparse = None
"""
).strip(),
content,
)
# Remove requests.Response typings
content = re.sub(
r": requests\.Response",
r"",
content,
)
if content != content_orig:
logger.info("Applied code modifications on %s", file)
file.write_text(content)
def main(check: bool = False) -> int:
with TemporaryDirectory() as tmp_dir:
tmp_dir_path = Path(tmp_dir)
logger.info("Created temporary directory %s", tmp_dir_path)
check_call(["git", "clone", "--depth=1", "--branch", HCLOUD_VERSION, HCLOUD_SOURCE_URL, tmp_dir_path])
logger.info("Cloned the source files in %s", tmp_dir_path)
apply_code_modifications(tmp_dir_path / "hcloud")
logger.info("Applied code modifications on the source files")
rmtree(HCLOUD_VENDOR_PATH)
move(tmp_dir_path / "hcloud", HCLOUD_VENDOR_PATH)
logger.info("Bundled the modified sources files in the collection")
if check:
check_call(["git", "diff", "--exit-code", "--", HCLOUD_VENDOR_PATH])
return 0
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO, format="%(levelname)-8s: %(message)s")
parser = ArgumentParser()
parser.add_argument("--check", action="store_true", default=False)
args = parser.parse_args()
raise SystemExit(main(check=args.check))