ci: verify shared credentials and clean historical GHCR package
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eezd committed
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name: Authorized RawMark GHCR cleanup
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on:
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workflow_dispatch:
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permissions:
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contents: read
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jobs:
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cleanup:
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runs-on: docker
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timeout-minutes: 15
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container:
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image: docker:29-cli
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volumes:
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- /docker/gitea/mirrors/RawMark:/docker/gitea/mirrors/RawMark
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steps:
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- name: Install Python
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run: apk add --no-cache python3
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- name: Verify shared token and remove only the authorized RawMark package
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env:
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ALL_GITHUB_TOKEN: ${{ secrets.ALL_GITHUB_TOKEN }}
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run: |
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python3 - <<'PYTHON'
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import fcntl
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import json
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import os
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import urllib.error
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import urllib.request
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from datetime import datetime, timezone
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TOKEN = os.environ['ALL_GITHUB_TOKEN']
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if not TOKEN:
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raise RuntimeError('Missing account-level ALL_GITHUB_TOKEN')
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BASE = 'https://api.github.com'
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def api(path, method='GET'):
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request = urllib.request.Request(BASE + path, method=method, headers={
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'Authorization': 'Bearer ' + TOKEN,
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'Accept': 'application/vnd.github+json',
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'X-GitHub-Api-Version': '2022-11-28',
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'User-Agent': 'RawMark-authorized-package-cleanup',
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})
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try:
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with urllib.request.urlopen(request, timeout=45) as response:
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raw = response.read()
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return response.status, response.headers, json.loads(raw) if raw else None
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except urllib.error.HTTPError as error:
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raise RuntimeError(f'GitHub {method} {path} failed: HTTP {error.code}') from None
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def pages(path):
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rows = []
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for page in range(1, 1001):
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separator = '&' if '?' in path else '?'
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status, _, batch = api(f'{path}{separator}per_page=100&page={page}')
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if status != 200 or not isinstance(batch, list):
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raise RuntimeError('Invalid paginated GitHub response')
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rows.extend(batch)
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if len(batch) < 100:
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return rows
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raise RuntimeError('Pagination exceeded the safe limit')
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def targets():
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return [package for package in pages('/user/packages?package_type=container')
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if package['name'].lower() == 'rawmark']
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def snapshot(package):
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if package['owner']['login'].lower() != 'eezd' or package['package_type'] != 'container':
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raise RuntimeError('Unexpected package owner or type')
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repository = package.get('repository')
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if repository and repository['full_name'].lower() != 'eezd/rawmark':
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raise RuntimeError('Package is linked to an unexpected repository')
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return {
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'id': package['id'], 'name': package['name'],
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'visibility': package['visibility'],
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'versions': [{'id': version['id'], 'name': version['name'],
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'tags': version.get('metadata', {}).get('container', {}).get('tags', [])}
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for version in pages('/user/packages/container/rawmark/versions')],
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}
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with open('/docker/gitea/mirrors/RawMark/.mirror.lock', 'a') as lock:
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fcntl.flock(lock, fcntl.LOCK_EX)
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_, headers, user = api('/user')
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if user['login'].lower() != 'eezd':
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raise RuntimeError('ALL_GITHUB_TOKEN must belong to eezd')
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scopes = {scope.strip() for scope in headers.get('X-OAuth-Scopes', '').split(',')}
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permissions = {
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'repository_scope': 'repo' in scopes,
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'workflow_scope': 'workflow' in scopes,
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'read_packages': bool(scopes & {'read:packages', 'write:packages'}),
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'write_packages': 'write:packages' in scopes,
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'delete_packages': 'delete:packages' in scopes,
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}
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print('Verified token identity and declared permissions: ' + json.dumps({'login': user['login'], **permissions}), flush=True)
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if not permissions['read_packages'] or not permissions['delete_packages']:
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raise RuntimeError('GHCR cleanup requires read:packages and delete:packages')
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_, _, repository = api('/repos/eezd/RawMark')
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if not repository.get('permissions', {}).get('push'):
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raise RuntimeError('ALL_GITHUB_TOKEN lacks RawMark repository write access')
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packages = targets()
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if len(packages) > 1:
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raise RuntimeError('Multiple matching packages require investigation')
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before = snapshot(packages[0]) if packages else None
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print('Authorized GHCR cleanup inventory: ' + json.dumps(before), flush=True)
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deleted = False
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if before:
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latest = targets()
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if len(latest) != 1 or snapshot(latest[0]) != before:
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raise RuntimeError('Package inventory changed before deletion')
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status, _, _ = api('/user/packages/container/rawmark', 'DELETE')
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if status != 204:
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raise RuntimeError('Package deletion did not return HTTP 204')
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deleted = True
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if targets():
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raise RuntimeError('RawMark GHCR package still appears after cleanup')
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releases = pages('/repos/eezd/RawMark/releases')
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tags = pages('/repos/eezd/RawMark/tags')
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if releases or tags:
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raise RuntimeError('Unexpected RawMark releases or tags remain')
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result = {
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'checked_at': datetime.now(timezone.utc).isoformat(),
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'owner': user['login'], 'package': 'rawmark', 'permissions': permissions,
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'repository_write_verified': True, 'before': before, 'deleted': deleted,
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'remaining_packages': 0, 'releases': 0, 'tags': 0,
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}
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print('RAWMARK_CLEANUP_RESULT=' + json.dumps(result, sort_keys=True), flush=True)
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PYTHON
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