Files
CASAN/packages/casan-harness/scripts/bash/sign-policy-bundle.sh
T
thanhnvandClaude Opus 4.8 36a4812ef3 refactor(structure): promote app to repo root + remove redundant workspace cruft
Standard production layout: the OKR app (was nested under AINative_OKR_CASAN5/) is now
the repository root. No more wrapper directory.

- Promote AINative_OKR_CASAN5/* -> repo root (backend/ frontend/ packages/ apps/
  .specify/ docs/ infra/ nginx/ scripts/ + configs). Merge tool dirs: .gitea (kept the
  active deploy ci.yml, added harness-ci.yml + runbooks), .claude (agents/commands +
  launch.json), .github moved up.
- Remove redundant: 00_SUBMISSION_PACKAGE, scattered root notes (FPT_CASAN_Full.md,
  tu-tuong-casan.md, casan-tu-sinh..., casan_harness_assessment.md, source-review...,
  README_CASAN5_REFINED.md), casan-next-plans/ and optimize-docs/ (competition/planning
  artifacts — roadmap + design history preserved in git log / commit messages).
- Update all references to the old layout:
  - .gitea/workflows/{ci,harness-ci}.yml, .github/workflows/{ci,deploy}.yml:
    working-directory .; drop AINative_OKR_CASAN5/ prefix; .specify/{tests,scripts}
    -> packages/casan-harness/... (.specify/logs state kept)
  - .claude/launch.json, .gitea/*-runbook.md: path prefixes
  - CLAUDE.md, README.md: docs/input -> apps/okr/domain/input
  - policy-bundle.yaml: 8 policy paths -> packages/casan-harness/...; manifest re-signed
- secrets-scan.sh: fixture excludes -> new package/domain paths.

Full gate from the new root: PASS=64 FAIL=0 SKIP=3.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-08 13:26:36 +09:00

109 lines
3.8 KiB
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Executable File

#!/usr/bin/env bash
set -euo pipefail
# CASAN Level 5 signed central policy bundle.
# Usage:
# sign-policy-bundle.sh sign
# sign-policy-bundle.sh verify
MODE="${1:-}"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/casan-paths.sh"
PROJECT_ROOT="$CASAN_APP_ROOT"
GOV_DIR="$CASAN_GOVERNANCE_ROOT"
BUNDLE="$GOV_DIR/policy-bundle.yaml"
MANIFEST="$GOV_DIR/policy-manifest.json"
PRIVATE_KEY="$GOV_DIR/policy-private.pem"
PUBLIC_KEY="$GOV_DIR/policy-public.pem"
SIGNATURE="$GOV_DIR/policy-manifest.sig"
mkdir -p "$GOV_DIR"
if [[ "$MODE" != "sign" && "$MODE" != "verify" ]]; then
echo "Usage: sign-policy-bundle.sh sign|verify" >&2
exit 64
fi
if ! command -v openssl >/dev/null 2>&1; then
echo "POLICY_SIGNING_UNAVAILABLE openssl not found" >&2
exit 1
fi
generate_manifest() {
python - "$PROJECT_ROOT" "$BUNDLE" "$MANIFEST" <<'PY'
import hashlib
import json
import pathlib
import re
import sys
from datetime import datetime, timezone
root = pathlib.Path(sys.argv[1])
bundle = pathlib.Path(sys.argv[2])
manifest = pathlib.Path(sys.argv[3])
text = bundle.read_text(encoding="utf-8")
paths = re.findall(r"^\s*path:\s*(.+?)\s*$", text, flags=re.MULTILINE)
files = []
for raw in paths:
rel = raw.strip().strip('"')
path = root / rel
if not path.exists():
raise SystemExit(f"missing policy file: {rel}")
data = path.read_bytes()
files.append({
"path": rel,
"sha256": hashlib.sha256(data).hexdigest(),
"bytes": len(data),
})
payload = {
"bundle_id": "casan-okr-harness-policy",
"generated_at": datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ"),
"files": files,
}
manifest.write_text(json.dumps(payload, indent=2, sort_keys=True) + "\n", encoding="utf-8")
print(f"POLICY_MANIFEST_GENERATED files={len(files)} manifest={manifest}")
PY
}
if [[ "$MODE" == "sign" ]]; then
generate_manifest
if [[ -n "${VAULT_ADDR:-}" && -n "${VAULT_TOKEN:-}" ]] && \
curl -sf "$VAULT_ADDR/v1/sys/health" >/dev/null 2>&1; then
# ── KMS path: sign via HashiCorp Vault Transit (key never stored on disk) ──
VAULT_KMS="$SCRIPT_DIR/vault-kms.sh"
bash "$VAULT_KMS" enable-transit
bash "$VAULT_KMS" sign "$MANIFEST" "$SIGNATURE" "casan-policy-key"
bash "$VAULT_KMS" pubkey "$PUBLIC_KEY" "casan-policy-key"
echo "POLICY_BUNDLE_SIGNED manifest=$MANIFEST signature=$SIGNATURE public_key=$PUBLIC_KEY key_backend=vault-kms"
else
# ── Fallback: local key file (dev / no Vault) ─────────────────────────────
if [[ ! -f "$PRIVATE_KEY" ]]; then
openssl genrsa -out "$PRIVATE_KEY" 2048 >/dev/null 2>&1
fi
# Key-sync invariant: the on-disk public key must ALWAYS match the key that
# signs (a prior Vault-signed run leaves the Vault pubkey here — verifying
# a local-key signature against it would fail with an RSA padding error).
openssl rsa -in "$PRIVATE_KEY" -pubout -out "$PUBLIC_KEY" >/dev/null 2>&1
openssl dgst -sha256 -sign "$PRIVATE_KEY" -out "$SIGNATURE" "$MANIFEST"
echo "POLICY_BUNDLE_SIGNED manifest=$MANIFEST signature=$SIGNATURE public_key=$PUBLIC_KEY key_backend=local-file"
fi
exit 0
fi
python - "$PROJECT_ROOT" "$MANIFEST" <<'PY'
import hashlib
import json
import pathlib
import sys
root = pathlib.Path(sys.argv[1])
manifest = json.loads(pathlib.Path(sys.argv[2]).read_text(encoding="utf-8"))
for item in manifest["files"]:
data = (root / item["path"]).read_bytes()
actual = hashlib.sha256(data).hexdigest()
if actual != item["sha256"]:
raise SystemExit(f"POLICY_HASH_MISMATCH path={item['path']} expected={item['sha256']} actual={actual}")
print(f"POLICY_HASHES_VALID files={len(manifest['files'])}")
PY
openssl dgst -sha256 -verify "$PUBLIC_KEY" -signature "$SIGNATURE" "$MANIFEST" >/dev/null
echo "POLICY_SIGNATURE_VALID manifest=$MANIFEST"