xbbs-project-rotate

#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-3.0-only
"""
Looks for builds of the given project (or cwd), removes outdated artifacts and
builds older than a month, preserving at least one successful build.
"""
import glob
import json
import os
import os.path as path
import shutil
import sys
from datetime import datetime, timedelta, timezone

import xbbs.util as xutils

if len(sys.argv) > 1:
    os.chdir(sys.argv[1])

# 2021-05-22T13:41:59
coord_file_list = glob.glob("????-??-??T??:??:??/coordinator")
coord_file_list.sort(reverse=True)

remove_list = []
found_success = False

for i, f in enumerate(coord_file_list):
    with open(f, "r") as o:
        coordinator_object = json.load(o)
    if "run_time" not in coordinator_object:
        continue
    if coordinator_object["success"] and not found_success:
        found_success = True
        continue
    if i > 10:
        remove_list.append(f)


TIMESTAMP_FORMAT = "%Y-%m-%dT%H:%M:%S"

passed_month = False
exception_list = []


def rmtree_errors(fn, path, excinfo):
    exception = excinfo[1]
    exception_list.append((path, exception.with_traceback(None)))


for f in remove_list:
    tsdir = path.dirname(f)
    if not passed_month:
        delta = datetime.now(timezone.utc) - \
                xutils.strptime(tsdir, xutils.TIMESTAMP_FORMAT)
        if delta > timedelta(days=30):
            passed_month = True
    else:
        shutil.rmtree(tsdir, onerror=rmtree_errors)
        continue
    for repo in ["package_repo", "tool_repo", "file_repo"]:
        rp = path.join(tsdir, repo)
        if not path.isdir(rp):
            continue
        shutil.rmtree(rp, onerror=rmtree_errors)

if len(exception_list) == 0:
    exit(0)

print("hit errors on: ", file=sys.stderr)
for fp, exc in exception_list:
    print(f"{fp}: {exc}", file=sys.stderr)

exit(1)