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#!/usr/bin/env python3
"""newOS4 triage engine — turns telemetry + reports into one actionable digest.
Read-only by default. --apply performs safe hygiene only (archive old reports).
Never edits app code, nginx, services or user content.
"""
import argparse, json, os, re, subprocess, sys, time
from datetime import datetime, timezone
ROOT = '/var/www/webx11.duckdns.org/spaces/newos4'
DEBUG = os.path.join(ROOT, 'data', 'debug')
REPORTS = os.path.join(ROOT, 'data', 'reports')
ARCHIVE = os.path.join(REPORTS, 'archive')
OUTDIR = '/var/www/webx11.duckdns.org/admin/docs'
STATE_DIR = '/var/lib/webx11/newos4-maintenance'
STATE = os.path.join(STATE_DIR, 'state.json')
NOISE = re.compile(r'(user aborted|aborted without reason|signal timed out|AbortError|TimeoutError)', re.I)
SELF = re.compile(r'/api/debug/(ingest|report)\.php', re.I)
def load(path, default):
try:
with open(path, encoding='utf-8') as f:
return json.load(f)
except Exception:
return default
def save(path, obj):
"""Write atomically, under flock, and leave the file readable by nginx."""
import fcntl
os.makedirs(os.path.dirname(path), exist_ok=True)
lock = open(path + '.lock', 'a+')
fcntl.flock(lock, fcntl.LOCK_EX)
try:
tmp = path + '.tmp'
with open(tmp, 'w', encoding='utf-8') as f:
json.dump(obj, f, indent=2)
f.flush()
os.fsync(f.fileno())
os.replace(tmp, path)
os.chmod(path, 0o644) # a 600 file 403s behind the admin gate
finally:
fcntl.flock(lock, fcntl.LOCK_UN)
lock.close()
def ts(s):
if not s:
return None
try:
d = datetime.fromisoformat(str(s).replace('Z', '+00:00'))
return d if d.tzinfo else d.replace(tzinfo=timezone.utc)
except Exception:
return None
def age_hours(s):
d = ts(s)
return None if d is None else round((datetime.now(timezone.utc) - d).total_seconds() / 3600, 1)
def check_runner():
r = subprocess.run([sys.executable, 'scripts/newos4-maintain.py'], cwd=ROOT,
capture_output=True, text=True, timeout=300)
lines = [l for l in (r.stdout or '').splitlines() if l.startswith(('FAIL', 'WARN'))]
return {'exit': r.returncode, 'findings': lines}
def safe(s, limit=200):
"""Make untrusted telemetry safe to paste into an agent prompt: one line, no control
chars, bounded. Everything the agent sees from here is DATA, never an instruction."""
s = re.sub(r'[\x00-\x1f\x7f]+', ' ', str(s or ''))
s = re.sub(r'\s+', ' ', s).strip()
return s[:limit]
def classify(err):
msg = str(err.get('message', ''))
if SELF.search(msg):
return 'self-referential'
if NOISE.search(msg):
return 'noise'
return 'real'
def build(apply_fix=False):
errors = load(os.path.join(DEBUG, 'errors.json'), [])
reports = []
if os.path.isdir(REPORTS):
for name in sorted(os.listdir(REPORTS)):
if name.startswith('RPT-') and name.endswith('.json'):
r = load(os.path.join(REPORTS, name), None)
if isinstance(r, dict):
r['_file'] = os.path.join(REPORTS, name)
reports.append(r)
state = load(STATE, {'seen_reports': [], 'last_run': None})
seen = set(state.get('seen_reports', []))
new_reports = [r for r in reports if r.get('id') not in seen]
buckets = {'real': [], 'noise': [], 'self-referential': []}
for e in errors:
buckets[classify(e)].append(e)
digest = {
'generated_at': datetime.now(timezone.utc).strftime('%Y-%m-%dT%H:%M:%SZ'),
'counts': {
'records': len(errors),
'occurrences': sum(int(e.get('count') or 1) for e in errors),
'real_records': len(buckets['real']),
'noise_records': len(buckets['noise']),
'self_referential_records': len(buckets['self-referential']),
'reports_total': len(reports),
'reports_new': len(new_reports),
},
'top_real': sorted(
({'message': safe(e.get('message'), 200), 'type': e.get('type'),
'count': int(e.get('count') or 1), 'age_hours': age_hours(e.get('last_seen')),
'session': safe(e.get('session_id'), 40)} for e in buckets['real']),
key=lambda x: -x['count'])[:10],
'new_reports': [{'id': r.get('id'), 'title': safe(r.get('title'), 160),
'created_at': r.get('created_at'),
'age_hours': age_hours(r.get('created_at')),
'body': safe(r.get('body'), 400)} for r in new_reports[:10]],
'self_referential': [str(e.get('message'))[:120] for e in buckets['self-referential']],
'checks': check_runner(),
}
if apply_fix:
os.makedirs(ARCHIVE, exist_ok=True)
moved = 0
cutoff = time.time() - 90 * 86400
for r in reports:
t = ts(r.get('created_at'))
if t and t.timestamp() < cutoff:
os.replace(r['_file'], os.path.join(ARCHIVE, os.path.basename(r['_file'])))
moved += 1
digest['counts']['reports_archived'] = moved
save(STATE, {'seen_reports': sorted(seen | {r.get('id') for r in new_reports if r.get('id')}),
'last_run': digest['generated_at']})
save(os.path.join(OUTDIR, 'newos4-triage-latest.json'), digest)
c = digest['counts']
print(f"newOS4 triage {digest['generated_at']}: records={c['records']} "
f"occurrences={c['occurrences']} real={c['real_records']} noise={c['noise_records']} "
f"self={c['self_referential_records']} reports={c['reports_total']} new={c['reports_new']}")
for f in digest['checks']['findings']:
print('check:', f)
for e in digest['top_real'][:5]:
print(f" DATA| top: {e['count']}x {e['type']} ({e['age_hours']}h) {safe(e['message'], 110)}")
for r in digest['new_reports'][:5]:
print(f" DATA| report: {r['id']} {safe(r['title'], 110)}")
return digest
if __name__ == '__main__':
ap = argparse.ArgumentParser()
ap.add_argument('--apply', action='store_true')
ap.add_argument('--json', action='store_true')
a = ap.parse_args()
d = build(apply_fix=a.apply)
if a.json:
print(json.dumps(d, indent=2))
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