#!/usr/bin/env python3 import argparse import csv import logging import os import shutil import subprocess import sys from concurrent.futures import ProcessPoolExecutor from pathlib import Path from typing import List, Tuple, Union import magic from docker_images_helper import get_docker_image, pull_image from env_helper import CI, REPO_COPY, TEMP_PATH from git_helper import GIT_PREFIX, git_runner from pr_info import PRInfo from report import ERROR, FAILURE, SUCCESS, JobReport, TestResults, read_test_results from ssh import SSHKey from stopwatch import Stopwatch def process_result( result_directory: Path, ) -> Tuple[str, str, TestResults, List[Path]]: test_results = [] # type: TestResults additional_files = [] # Just upload all files from result_directory. # If task provides processed results, then it's responsible # for content of result_directory. if result_directory.exists(): additional_files = [p for p in result_directory.iterdir() if p.is_file()] status = [] status_path = result_directory / "check_status.tsv" if status_path.exists(): logging.info("Found check_status.tsv") with open(status_path, "r", encoding="utf-8") as status_file: status = list(csv.reader(status_file, delimiter="\t")) if len(status) != 1 or len(status[0]) != 2: logging.info("Files in result folder %s", os.listdir(result_directory)) return ERROR, "Invalid check_status.tsv", test_results, additional_files state, description = status[0][0], status[0][1] try: results_path = result_directory / "test_results.tsv" test_results = read_test_results(results_path) if len(test_results) == 0: raise ValueError("Empty results") return state, description, test_results, additional_files except Exception: if state == SUCCESS: state, description = ERROR, "Failed to read test_results.tsv" return state, description, test_results, additional_files def parse_args(): parser = argparse.ArgumentParser("Check and report style issues in the repository") parser.add_argument("--push", default=True, help=argparse.SUPPRESS) parser.add_argument( "--no-push", action="store_false", dest="push", help="do not commit and push automatic fixes", default=argparse.SUPPRESS, ) return parser.parse_args() def commit_push_staged(pr_info: PRInfo) -> None: # It works ONLY for PRs, and only over ssh, so either # ROBOT_CLICKHOUSE_SSH_KEY should be set or ssh-agent should work assert pr_info.number if not pr_info.head_name == pr_info.base_name: # We can't push to forks, sorry folks return git_staged = git_runner("git diff --cached --name-only") if not git_staged: logging.info("No fixes are staged") return def push_fix() -> None: """ Stash staged changes to commit them on the top of the PR's head. `pull_request` event runs on top of a temporary merge_commit, we need to avoid including it in the autofix """ remote_url = pr_info.event["pull_request"]["base"]["repo"]["ssh_url"] head = pr_info.sha git_runner(f"{GIT_PREFIX} commit -m 'Automatic style fix'") fix_commit = git_runner("git rev-parse HEAD") logging.info( "Fetching PR's head, check it out and cherry-pick autofix: %s", head ) git_runner( f"{GIT_PREFIX} fetch {remote_url} --no-recurse-submodules --depth=1 {head}" ) git_runner(f"git reset --hard {head}") git_runner(f"{GIT_PREFIX} cherry-pick {fix_commit}") git_runner(f"{GIT_PREFIX} push {remote_url} HEAD:{pr_info.head_ref}") if os.getenv("ROBOT_CLICKHOUSE_SSH_KEY", ""): with SSHKey("ROBOT_CLICKHOUSE_SSH_KEY"): push_fix() return push_fix() def _check_mime(file: Union[Path, str], mime: str) -> bool: # WARNING: python-magic v2:0.4.24-2 is used in ubuntu 22.04, # and `Support os.PathLike values in magic.from_file` is only from 0.4.25 try: return bool(magic.from_file(os.path.join(REPO_COPY, file), mime=True) == mime) except (IsADirectoryError, FileNotFoundError) as e: # Process submodules and removed files w/o errors logging.warning("Captured error on file '%s': %s", file, e) return False def is_python(file: Union[Path, str]) -> bool: """returns if the changed file in the repository is python script""" return _check_mime(file, "text/x-script.python") or str(file).endswith(".py") def is_shell(file: Union[Path, str]) -> bool: """returns if the changed file in the repository is shell script""" return _check_mime(file, "text/x-shellscript") or str(file).endswith(".sh") def main(): logging.basicConfig(level=logging.INFO) logging.getLogger("git_helper").setLevel(logging.DEBUG) args = parse_args() stopwatch = Stopwatch() repo_path = Path(REPO_COPY) temp_path = Path(TEMP_PATH) if temp_path.is_dir(): shutil.rmtree(temp_path) temp_path.mkdir(parents=True, exist_ok=True) pr_info = PRInfo() run_cpp_check = True run_shell_check = True run_python_check = True if CI and pr_info.number > 0: pr_info.fetch_changed_files() run_cpp_check = any( not (is_python(file) or is_shell(file)) for file in pr_info.changed_files ) run_shell_check = any(is_shell(file) for file in pr_info.changed_files) run_python_check = any(is_python(file) for file in pr_info.changed_files) IMAGE_NAME = "clickhouse/style-test" image = pull_image(get_docker_image(IMAGE_NAME)) docker_command = ( f"docker run -u $(id -u ${{USER}}):$(id -g ${{USER}}) --cap-add=SYS_PTRACE " f"--volume={repo_path}:/ClickHouse --volume={temp_path}:/test_output " f"--entrypoint= -w/ClickHouse/utils/check-style {image}" ) cmd_docs = f"{docker_command} ./check_docs.sh" cmd_cpp = f"{docker_command} ./check_cpp.sh" cmd_py = f"{docker_command} ./check_py.sh" cmd_shell = f"{docker_command} ./check_shell.sh" with ProcessPoolExecutor(max_workers=2) as executor: logging.info("Run docs files check: %s", cmd_docs) future = executor.submit(subprocess.run, cmd_docs, shell=True) # Parallelization does not make it faster - run subsequently _ = future.result() if run_cpp_check: logging.info("Run source files check: %s", cmd_cpp) future = executor.submit(subprocess.run, cmd_cpp, shell=True) _ = future.result() if run_python_check: logging.info("Run py files check: %s", cmd_py) future = executor.submit(subprocess.run, cmd_py, shell=True) _ = future.result() if run_shell_check: logging.info("Run shellcheck check: %s", cmd_shell) future = executor.submit(subprocess.run, cmd_shell, shell=True) _ = future.result() autofix_description = "" if args.push: try: commit_push_staged(pr_info) except subprocess.SubprocessError: # do not fail the whole script if the autofix didn't work out logging.error("Unable to push the autofix. Continue.") autofix_description = "Failed to push autofix to the PR. " subprocess.check_call( f"python3 ../../utils/check-style/process_style_check_result.py --in-results-dir {temp_path} " f"--out-results-file {temp_path}/test_results.tsv --out-status-file {temp_path}/check_status.tsv || " f'echo -e "failure\tCannot parse results" > {temp_path}/check_status.tsv', shell=True, ) state, description, test_results, additional_files = process_result(temp_path) JobReport( description=f"{autofix_description}{description}", test_results=test_results, status=state, start_time=stopwatch.start_time_str, duration=stopwatch.duration_seconds, additional_files=additional_files, ).dump() if state in [ERROR, FAILURE]: print(f"Style check failed: [{description}]") sys.exit(1) if __name__ == "__main__": main()