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| 1 | +#!/usr/bin/env python3 |
| 2 | +import argparse |
| 3 | +import json |
| 4 | +import os |
| 5 | +from urllib.parse import quote |
| 6 | +from urllib.request import Request, urlopen |
| 7 | + |
| 8 | +LABEL = "Trigger: tests using secrets" |
| 9 | + |
| 10 | + |
| 11 | +def _has_write(repo_id: int, username: str, *, token: str) -> bool: |
| 12 | + req = Request( |
| 13 | + f"https://api.github.com/repositories/{repo_id}/collaborators/{username}/permission", |
| 14 | + headers={"Authorization": f"token {token}"}, |
| 15 | + ) |
| 16 | + contents = json.load(urlopen(req, timeout=10)) |
| 17 | + |
| 18 | + return contents["permission"] in {"admin", "write"} |
| 19 | + |
| 20 | + |
| 21 | +def _remove_label(repo_id: int, pr: int, label: str, *, token: str) -> None: |
| 22 | + quoted_label = quote(label) |
| 23 | + req = Request( |
| 24 | + f"https://api.github.com/repositories/{repo_id}/issues/{pr}/labels/{quoted_label}", |
| 25 | + method="DELETE", |
| 26 | + headers={"Authorization": f"token {token}"}, |
| 27 | + ) |
| 28 | + urlopen(req) |
| 29 | + |
| 30 | + |
| 31 | +def main() -> int: |
| 32 | + parser = argparse.ArgumentParser() |
| 33 | + parser.add_argument("--repo-id", type=int, required=True) |
| 34 | + parser.add_argument("--pr", type=int, required=True) |
| 35 | + parser.add_argument("--event", required=True) |
| 36 | + parser.add_argument("--username", required=True) |
| 37 | + parser.add_argument("--label-names", type=json.loads, required=True) |
| 38 | + args = parser.parse_args() |
| 39 | + |
| 40 | + token = os.environ["GITHUB_TOKEN"] |
| 41 | + |
| 42 | + write_permission = _has_write(args.repo_id, args.username, token=token) |
| 43 | + |
| 44 | + if ( |
| 45 | + not write_permission |
| 46 | + # `reopened` is included here due to close => push => reopen |
| 47 | + and args.event in {"synchronize", "reopened"} |
| 48 | + and LABEL in args.label_names |
| 49 | + ): |
| 50 | + print(f"Invalidating label [{LABEL}] due to code change...") |
| 51 | + _remove_label(args.repo_id, args.pr, LABEL, token=token) |
| 52 | + args.label_names.remove(LABEL) |
| 53 | + |
| 54 | + if write_permission or LABEL in args.label_names: |
| 55 | + print("Permissions passed!") |
| 56 | + print(f"- has write permission: {write_permission}") |
| 57 | + print(f"- has [{LABEL}] label: {LABEL in args.label_names}") |
| 58 | + return 0 |
| 59 | + else: |
| 60 | + print("Permissions failed!") |
| 61 | + print(f"- has write permission: {write_permission}") |
| 62 | + print(f"- has [{LABEL}] label: {LABEL in args.label_names}") |
| 63 | + print(f"- args.label_names: {args.label_names}") |
| 64 | + print( |
| 65 | + f"Please have a collaborator add the [{LABEL}] label once they " |
| 66 | + f"have reviewed the code to trigger tests." |
| 67 | + ) |
| 68 | + return 1 |
| 69 | + |
| 70 | + |
| 71 | +if __name__ == "__main__": |
| 72 | + raise SystemExit(main()) |
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