buildmymcpserver/infra/nginx/buildmymcpserver.conf
Marco Sadjadi 9d5386ccba @
fix(security): sovereign-audit hardening pass — RCE, multi-tenant, reliability

Reasoning-based audit fixes (all verified by typecheck, attack paths re-traced):

- build-time RCE: validate spec.dependencies to npm-registry semver only
  (no git/url/file specifiers) + --ignore-scripts in runner Dockerfile.
- container hardening fail-CLOSED: harden unless RUNNER_DISABLE_HARDENING=1,
  no longer gated on a fragile NODE_ENV string compare.
- secret env keys validated (UPPER_SNAKE, reject NODE_*/PATH/LD_*).
- cross-org image-tag collision: qualify tag with serverId.
- /iterate now enforces suspension + daily-build limits like /servers.
- preview SSE: clear keepalive in finally + on client close (timer/FD leak).
- SMS OTP: atomic attempt counter (lt(attempts,MAX) in UPDATE) — brute-force race.
- getSession orders membership by createdAt (deterministic primary org).
- template scopes aggregated from real tool scopes (was hardcoded mcp:read).
- template category filter pushed into WHERE (was applied after LIMIT).
- support admin reply/status: 404 on unknown ticket; status change now audited.
- build worker: queue defaultJobOptions, docker build/run/stop timeouts,
  old-container teardown in finally (no orphan on post-deploy DB failure).
- nginx: HSTS, X-Frame-Options DENY, nosniff, Referrer-Policy.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@
2026-05-29 20:56:30 +02:00

95 lines
3.7 KiB
Plaintext

# nginx vhost for buildmymcpserver.com — install on the host nginx:
# cp this to /etc/nginx/sites-available/buildmymcpserver
# ln -s /etc/nginx/sites-available/buildmymcpserver /etc/nginx/sites-enabled/
# nginx -t && systemctl reload nginx
#
# Serves both :80 and :443. The :443 listener uses a self-signed origin cert
# (see DEPLOY.md) so Cloudflare can run in "Full" mode — TLS all the way to the
# origin — instead of "Flexible" (plaintext origin hop). For "Full (strict)",
# swap the self-signed cert for a Cloudflare Origin Certificate.
# --- Web app: buildmymcpserver.com ---
server {
listen 80;
listen [::]:80;
listen 443 ssl;
listen [::]:443 ssl;
server_name buildmymcpserver.com www.buildmymcpserver.com;
ssl_certificate /etc/ssl/buildmymcpserver/origin.crt;
ssl_certificate_key /etc/ssl/buildmymcpserver/origin.key;
client_max_body_size 12M;
# Security headers (INF-002). Cloudflare sits in front — if it also injects
# HSTS, drop that line here to avoid duplication. CSP intentionally omitted
# for now (a wrong policy breaks Next/Tailwind inline) — track separately.
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-Frame-Options "DENY" always;
add_header X-Content-Type-Options "nosniff" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
location / {
proxy_pass http://127.0.0.1:4001;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection 'upgrade';
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_cache_bypass $http_upgrade;
proxy_read_timeout 120s;
}
}
# --- Control plane API: api.buildmymcpserver.com ---
server {
listen 80;
listen [::]:80;
listen 443 ssl;
listen [::]:443 ssl;
server_name api.buildmymcpserver.com;
ssl_certificate /etc/ssl/buildmymcpserver/origin.crt;
ssl_certificate_key /etc/ssl/buildmymcpserver/origin.key;
client_max_body_size 12M;
# Security headers (INF-002). nosniff matters for the JSON API; XFO/HSTS are
# belt-and-suspenders for any HTML the API might ever serve.
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-Frame-Options "DENY" always;
add_header X-Content-Type-Options "nosniff" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
# Build-log WebSocket stream (/v1/builds/:id/stream) — needs the upgrade
# headers and a long read timeout; buffering off so frames are not held.
location /v1/builds/ {
proxy_pass http://127.0.0.1:4000;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection 'upgrade';
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_buffering off;
proxy_cache off;
proxy_read_timeout 600s;
}
location / {
proxy_pass http://127.0.0.1:4000;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection 'upgrade';
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_cache_bypass $http_upgrade;
proxy_read_timeout 120s;
}
}