coulomb-social/scripts/apply-approved-content-import.py
tegwick 2dfc837e54 feat: prepare verified owner-only ReichelAg content transfer
Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a10e2d-a5ef-7e92-b03d-b1694e915680
2026-10-06 22:37:49 +02:00

181 lines
9.4 KiB
Python

#!/usr/bin/env python3
"""Node-side reviewed ReichelAg cohort import. Default is preflight only.
Requires a private staged corpus manifest and matching source-package digest.
Preserves deployment/Secrets/image, pauses writers for actual import, never
replaces existing content, and resumes the app in a finally block. Use a fresh
paired pre-import snapshot and isolated rehearsal before --execute.
"""
from __future__ import annotations
import argparse
import copy
import hashlib
import importlib.util
import json
import os
import subprocess
import sys
import tarfile
import time
from pathlib import Path
IMAGE = ('forgejo.coulomb.social/coulomb/coulomb-social@sha256:'
'bf975939e22b9b0a5d9ac05584ae6265ba201169df6dc48e506ec684b30a9c58')
NS = 'coulomb-social'
CLUSTER_UID = 'a553c742-0115-43d4-99a4-a5ca56fe0786'
def k(*args: str, payload: bytes | None = None) -> bytes:
p = subprocess.run(['kubectl', *args], input=payload, capture_output=True, timeout=180)
if p.returncode:
raise RuntimeError('command_failed')
return p.stdout
def main() -> int:
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument('--execute', action='store_true')
parser.add_argument('--package', type=Path, required=True)
parser.add_argument('--package-sha256', required=True)
parser.add_argument('--staged-source', type=Path, required=True)
parser.add_argument('--snapshot', type=Path, required=True)
args = parser.parse_args()
os.environ['KUBECONFIG'] = '/etc/rancher/k3s/k3s.yaml'
cluster_identity = json.loads(k('get', 'namespace', 'kube-system', '-o', 'json'))
assert cluster_identity['metadata']['uid'] == CLUSTER_UID
assert hashlib.sha256(args.package.read_bytes()).hexdigest() == args.package_sha256
manifest = json.loads((args.staged_source / 'manifest.json').read_text())
assert manifest['version'] == 1 and len(manifest['spaces']) == 1
entry = manifest['spaces'][0]
assert entry['slug'] == 'reichelag' and entry['tenant'] == 'tenant:platform'
assert entry['tree'] == 'trees/reichelag' and len(entry['memberships']) == 1
assert entry['memberships'][0]['role'] == 'owner'
source = args.staged_source / 'trees/reichelag'
assert len(list((source / 'pages').glob('*.md'))) == 37
assert sum(p.is_file() for p in (source / 'assets').rglob('*')) == 36
assert all(not p.is_symlink() for p in args.staged_source.rglob('*'))
paired = json.loads((args.snapshot / 'receipt.json').read_text())
assert paired['status'] == 'captured' and paired['writers_quiesced'] and paired['app_resumed']
assert paired['database'] == 'coulomb_social_db' and paired['image'] == IMAGE
for name, key in [('database.dump', 'database_sha256'), ('content.tar.gz', 'content_sha256')]:
assert hashlib.sha256((args.snapshot / name).read_bytes()).hexdigest() == paired[key]
dep = json.loads(k('get', 'deployment', 'coulomb-social', '-n', NS, '-o', 'json'))
assert dep['spec']['replicas'] == 1
spec = copy.deepcopy(dep['spec']['template']['spec'])
assert spec['containers'][0]['image'] == IMAGE and len(spec['containers']) == 1
c = spec['containers'][0]
c.pop('livenessProbe', None)
c.pop('readinessProbe', None)
c['command'] = ['python', '-c', 'import time;time.sleep(1800)']
c.pop('args', None)
spec['restartPolicy'] = 'Never'
spec['automountServiceAccountToken'] = False
name = 'csoc-approved-reichelag-' + time.strftime('%Y%m%d%H%M%S', time.gmtime())
pod = {'apiVersion': 'v1', 'kind': 'Pod',
'metadata': {'name': name, 'namespace': NS, 'labels': {'csoc-import': name}},
'spec': spec}
payload = json.dumps(pod).encode()
k('create', '--dry-run=server', '-f', '-', payload=payload)
if not args.execute:
print(json.dumps({'status': 'reviewed', 'server_dry_run': True,
'source_package_matches': True, 'paired_snapshot_matches': True,
'pages': 37, 'assets': 36, 'owner_grants': 1, 'replace': False}))
return 0
paused = created = False
started = time.monotonic()
try:
paused = True
k('scale', 'deployment/coulomb-social', '-n', NS, '--replicas=0')
k('wait', '--for=delete', 'pod', '-n', NS,
'-l', 'app.kubernetes.io/instance=coulomb-social', '--timeout=120s')
created = True
k('create', '-f', '-', payload=payload)
k('wait', '--for=condition=Ready', 'pod/' + name, '-n', NS, '--timeout=120s')
# Refuse if any writer changed the metadata/content after the paired point.
module_spec = importlib.util.spec_from_file_location(
'restore_guard', Path(__file__).with_name('restore-paired-snapshot.py'))
restore_guard = importlib.util.module_from_spec(module_spec)
module_spec.loader.exec_module(restore_guard)
primary = json.loads(k('get', 'cluster', 'apps-pg', '-n', 'databases',
'-o', 'json'))['status']['currentPrimary']
original_sql = k('exec', '-i', '-n', 'databases', primary, '-c', 'postgres', '--',
'pg_restore', '--data-only', '-f', '-',
payload=(args.snapshot / 'database.dump').read_bytes())
current_sql = k('exec', '-n', 'databases', primary, '-c', 'postgres', '--',
'pg_dump', '-U', 'postgres', '-d', 'coulomb_social_db',
'--data-only', '--no-owner', '--no-acl')
baseline_data = restore_guard.data_fingerprint(original_sql)
assert baseline_data == restore_guard.data_fingerprint(current_sql)
prior_files = {}
with tarfile.open(args.snapshot / 'content.tar.gz', 'r:gz') as archive:
for item in archive.getmembers():
if item.isfile():
prior_files[str(Path(item.name).relative_to('content'))] = hashlib.sha256(
archive.extractfile(item).read()).hexdigest()
prior_sha = hashlib.sha256(json.dumps(prior_files, sort_keys=True).encode()).hexdigest()
fingerprint_code = ('import os,json,hashlib;from pathlib import Path; '
'root=Path(os.environ["CONTENT_ROOT"]); '
'rows={str(p.relative_to(root)): '
'hashlib.sha256(p.read_bytes()).hexdigest() '
'for p in root.rglob("*") if p.is_file()}; '
'print(hashlib.sha256(json.dumps(rows,sort_keys=True).encode()).hexdigest())')
current_sha = k('exec', '-n', NS, name, '--', 'python', '-c',
fingerprint_code).decode().strip()
assert prior_sha == current_sha
k('cp', '--no-preserve', '-n', NS, str(args.staged_source), name + ':/tmp/approved-source')
code = '''import io,json,hashlib
from pathlib import Path
from django.core.management import call_command
from coulomb_social.apps.spaces.models import Space,SpaceMembership
from coulomb_social.apps.spaces import pageops
from coulomb_social.apps.spaces.content import load_space_page
from coulomb_social.apps.spaces.services import spaces_for_member
source=Path('/tmp/approved-source')
manifest=json.loads((source/'manifest.json').read_text()); entry=manifest['spaces'][0]
assert not Space.objects.filter(slug='reichelag').exists()
assert not pageops.space_dir('reichelag').exists()
call_command('import_content_corpus',str(source/'manifest.json'),dry_run=True,stdout=io.StringIO())
call_command('import_content_corpus',str(source/'manifest.json'),stdout=io.StringIO())
s=Space.objects.get(slug='reichelag'); grants=SpaceMembership.objects.filter(space=s)
assert grants.count()==1 and grants.get().role=='owner'
m=grants.get().member
assert m.tenant_id==s.tenant_id=='tenant:platform'
assert m.issuer==entry['memberships'][0]['issuer'] and m.subject==entry['memberships'][0]['subject']
assert spaces_for_member(m).filter(pk=s.pk).exists()
for p in (source/'trees/reichelag').rglob('*'):
if p.is_file():
dest=pageops.space_dir('reichelag')/p.relative_to(source/'trees/reichelag')
assert hashlib.sha256(dest.read_bytes()).digest()==hashlib.sha256(p.read_bytes()).digest()
for p in (source/'trees/reichelag/pages').glob('*.md'):
rendered=load_space_page(s,p.stem)
assert rendered.source=='content-plane' and rendered.html
print(json.dumps({'status':'imported_verified','pages':37,'assets':36,'owner_grants':1,
'source_file_hashes_match':True,'all_pages_render':True,'member_can_list_space':True}))
'''
result = k('exec', '-n', NS, name, '--', 'python', 'manage.py', 'shell', '-c', code)
rows = [json.loads(line) for line in result.decode().splitlines() if line.startswith('{')]
assert len(rows) == 1 and rows[0]['status'] == 'imported_verified'
receipt = rows[0]
finally:
try:
if created:
k('delete', 'pod', name, '-n', NS, '--ignore-not-found',
'--wait=true', '--timeout=120s')
finally:
if paused:
k('scale', 'deployment/coulomb-social', '-n', NS, '--replicas=1')
k('rollout', 'status', 'deployment/coulomb-social', '-n', NS, '--timeout=180s')
receipt['app_resumed'] = True
receipt['pre_import_db_and_content_match_paired_snapshot'] = True
receipt['elapsed_seconds'] = round(time.monotonic() - started, 2)
print(json.dumps(receipt))
return 0
if __name__ == '__main__':
try:
sys.exit(main())
except Exception as exc:
print(json.dumps({'status': 'failed', 'failure_type': type(exc).__name__}))
sys.exit(1)