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master-ai/vibn-frontend/lib/server/coolify-webhook.ts
mawkone 6b8862ef2b feat(api): comprehensive QA hardening — security gates, chat improvements, beta scaffolds
Closes checklist items F-01..F-06, D-01..D-28, S-01..S-10, C-01..C-07,
B-01..B-07, R-01..R-02, O-03.

Security (28 deletions + 10 auth gates):
- Delete 28 unauthenticated debug/cursor/firebase/test routes
- Gate ai/chat, ai/conversation, context/summarize, work-completed with withTenantProject/withAuth
- Add HMAC-SHA256 signature verification to webhooks/coolify
- Switch all admin secret comparisons to timingSafeStringEq

Foundations (lib/server/*):
- api-handler.ts: withAuth, withTenantProject, withWorkspace, withAdminSecret, withRateLimit
- logger.ts: structured request-scoped logging with turnId
- audit-log.ts: writeAuditLog helper + audit_log table
- rate-limit.ts: Postgres sliding window rate limiter
- coolify-webhook.ts: verifyCoolifySignature
- timing-safe.ts: timingSafeStringEq

Chat hardening (chat/route.ts):
- MAX_TOOL_ROUNDS 15 → 8 (C-01)
- Loop detection: hard-break at 3 identical fingerprints (was 5) (C-02)
- Add 6-consecutive-tool-call hard-break (C-02)
- Mode: respond first, act second prompt block (C-03)
- SSE heartbeat every 25s via setInterval (C-04)
- Per-tool 45s timeout via Promise.race (C-05)
- turnId per-turn UUID for log correlation (C-06)
- Recovery fires when roundsSinceText >= 4 (C-07)
- SSE plan event on plan_task_add/edit (B-05)

Beta features:
- invites table + GET/POST /api/invites (P4.8)
- invites/[token] validate + redeem (P4.8)
- fs_project_dev_servers table + lib/server/dev-server-state.ts (P6.B1)
- fs_project_secrets table + CRUD routes (P6.D2)
- lib/integrations/brief-extract.ts (P3.7)

Documentation:
- app/api/ROUTES.md: full route map with auth + tenant
2026-05-17 19:17:22 -07:00

41 lines
1.2 KiB
TypeScript

/**
* Coolify webhook signature verification.
*
* Coolify (≥ 4.0.0-beta.300) signs every webhook with HMAC-SHA256 of the
* raw body using the per-app `webhook_secret`. The signature is sent in
* the `X-Coolify-Signature-256` header as `sha256=<hex>`.
*
* If the per-app secret is not set, Coolify sends the body unsigned. In
* that case we reject the call: every prod deploy MUST set a secret.
*
* Mirrors the pattern in `lib/gitea.ts:verifyWebhookSignature`.
*/
import { timingSafeStringEq } from "@/lib/server/timing-safe";
export async function verifyCoolifySignature(
body: string,
signatureHeader: string | null,
secret: string,
): Promise<boolean> {
if (!secret) return false;
if (!signatureHeader?.startsWith("sha256=")) return false;
const encoder = new TextEncoder();
const key = await crypto.subtle.importKey(
"raw",
encoder.encode(secret),
{ name: "HMAC", hash: "SHA-256" },
false,
["sign"],
);
const sigBytes = await crypto.subtle.sign("HMAC", key, encoder.encode(body));
const expected =
"sha256=" +
Array.from(new Uint8Array(sigBytes))
.map((b) => b.toString(16).padStart(2, "0"))
.join("");
return timingSafeStringEq(expected, signatureHeader);
}