mongo/buildscripts/sort_backport_multiversion.py
Sean Lyons ebfca3c2a0 SERVER-126361 Enforce sorting of etc/backports_required_for_multiversion_tests.yml (#54061)
GitOrigin-RevId: 7ad06d02d9d53c5d6098c6cfa61725527d1ed7ba
2026-05-20 16:27:19 +00:00

105 lines
3.0 KiB
Python
Executable File

#!/usr/bin/env python3
"""Sort the 'all' lists in etc/backports_required_for_multiversion_tests.yml by test_file and ticket."""
import argparse
import sys
from pathlib import Path
import yaml
BACKPORTS_FILE = (
Path(__file__).parent.parent / "etc" / "backports_required_for_multiversion_tests.yml"
)
class _IndentedDumper(yaml.Dumper):
"""Dumper that indents sequence items relative to their parent key.
By default PyYAML emits sequences "indentless" (the dash aligns with the
parent mapping key). Overriding increase_indent with indentless=False
gives the 4-space-indented style used in the backports file:
last-continuous:
all:
- test_file: ...
ticket: ...
"""
def increase_indent(self, flow: bool = False, indentless: bool = False) -> None:
return super().increase_indent(flow=flow, indentless=False)
def _extract_header(str_data: str) -> str:
"""Extract lines from the file starting with '#'."""
lines = str_data.splitlines(keepends=True)
header_lines = []
for line in lines:
if line.startswith("#"):
header_lines.append(line)
else:
break
return "".join(header_lines)
def _sort_all_entries(yml_data: dict) -> None:
"""Sort the entries in-place by test_file and ticket."""
for section in ("last-continuous", "last-lts"):
entries = (yml_data.get(section) or {}).get("all")
if entries is None:
continue
entries.sort(key=lambda e: (e["test_file"], e["ticket"]))
def sort_backport_multiversion(check: bool = False, path: Path = BACKPORTS_FILE) -> bool:
"""Sort (or check) the backports file. Returns True if successful."""
backports_file_str = path.read_text()
header = _extract_header(backports_file_str)
data = yaml.safe_load(backports_file_str)
_sort_all_entries(data)
sorted_content = header + yaml.dump(
data,
Dumper=_IndentedDumper,
default_flow_style=False,
sort_keys=False,
indent=2,
allow_unicode=True,
)
if check:
if backports_file_str != sorted_content:
print(
"etc/backports_required_for_multiversion_tests.yml is not sorted.\n"
"Run 'bazel run //:format' to fix it."
)
return False
return True
else:
path.write_text(sorted_content)
return True
def main() -> None:
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument(
"--fix",
action="store_true",
default=False,
help="Sort the file in place (default).",
)
parser.add_argument(
"--check",
action="store_true",
default=False,
help="Return an error if the file is not sorted.",
)
args = parser.parse_args()
if args.fix and args.check:
parser.error("--fix and --check are mutually exclusive.")
if not sort_backport_multiversion(check=args.check):
sys.exit(1)
if __name__ == "__main__":
main()