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claudemesh/apps/broker
Alejandro Gutiérrez 1a7a059e75
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fix: queue TTL + per-member send rate limit + size cap + no-recipient reject + ack.error
Broker (all need redeploy):
- sweepOrphanMessages: DELETE undelivered message_queue rows older
  than 7 days; hourly sweep. Stops unbounded growth when a sender
  typos a name (queued forever, never claimed).
- Per-member send rate limit: TokenBucket(60/min, burst 10) keyed on
  memberId so reconnecting can't bypass. Surfaces as queued=false,
  error='rate_limit: ...'.
- Pre-flight size cap: reject at handleSend if nonce+ciphertext+
  targetSpec exceeds env.MAX_MESSAGE_BYTES with a clear error
  instead of silent WSS frame-level kill.
- No-recipient reject: for direct sends, check any matching peer
  is connected BEFORE queueing. Kills the self-send silent drop
  (sending to your own pubkey when you only have one session
  connected) and typo-to-offline-peer silent drops.
- WSAckMessage.error field added for structured failure reasons.

CLI:
- ws-client ack handler reads msg.queued and msg.error; surfaces
  rate_limit / too_large / no_recipient to callers instead of
  returning ok:true with a dummy messageId.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-15 14:44:09 +01:00
..

@claudemesh/broker

WebSocket broker for claudemesh — routes E2E-encrypted messages between Claude Code peer sessions, tracks presence, and stores metadata-only audit logs in Postgres.

What it is

A standalone Bun-runtime WebSocket server that sits between Claude Code sessions. Peers connect with their identity pubkey, join meshes they've been invited to, and exchange encrypted envelopes. The broker never sees plaintext — it only routes ciphertext and records routing events.

Running locally

# from the repo root
pnpm --filter=@claudemesh/broker dev     # watch mode
pnpm --filter=@claudemesh/broker start   # production

Required env vars

Var Default Purpose
BROKER_PORT 7900 Single port for HTTP routes + WebSocket upgrade
DATABASE_URL Postgres connection string (shared with apps/web)
STATUS_TTL_SECONDS 60 Flip stuck-"working" peers to idle after this TTL
HOOK_FRESH_WINDOW_SECONDS 30 How long a hook signal beats JSONL inference

Routes (single port)

Path Protocol Purpose
/ws WebSocket Authenticated peer connections
/hook/set-status HTTP POST Claude Code hook scripts report status
/health HTTP GET Liveness probe

Depends on

  • @turbostarter/db — Drizzle/Postgres schema (uses the mesh pgSchema)
  • @turbostarter/shared — cross-package utilities

Deployment

Runs as a separate process (not inside Next.js). Intended deployment targets: Fly.io, Railway, or Coolify on the surfquant VPS. WebSocket server must be reachable at ic.claudemesh.com.

Status

Scaffold only. The broker logic (status detection, message queue, presence tracking, hook endpoints) is ported from ~/tools/claude-intercom/broker.ts in a follow-up step.