changemaker.lite/nginx/nginx.conf
bunker-admin c192c04c79 Security audit: fix 25 findings across API, nginx, and Docker
Addresses data exposure, access control, input validation, infrastructure
hardening, and supply chain security issues identified during audit.

Key changes:
- Strip internal fields from public campaign/profile/comment endpoints
- Restrict docs routes to CONTENT_ROLES, provisioning to SUPER_ADMIN
- Add SSE connection limits, social middleware fail-closed behavior
- Bind all non-nginx ports to 127.0.0.1, pin container image versions
- Add CSP header, conditional HSTS, token redaction in nginx logs
- Validate nav URLs, calendar schemas, video tracking batch events
- Reject default admin password placeholder, add SSRF protocol checks
- Exclude .env from Code Server, enforce RC admin password in compose
- Add Zod validation for achievement grant/revoke, webhook secret header
- Fix path traversal prefix attack, add calendar token expiry

Bunker Admin
2026-03-09 14:13:37 -06:00

61 lines
2.1 KiB
Nginx Configuration File

worker_processes auto;
error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;
events {
worker_connections 1024;
}
http {
include /etc/nginx/mime.types;
default_type application/octet-stream;
# Redact sensitive query parameters (token, secret) from access logs
map $request_uri $redacted_request {
~^(?P<path>[^?]*)\?(?P<args>.*token=[^&]*) "$path?<token-redacted>";
~^(?P<path>[^?]*)\?(?P<args>.*secret=[^&]*) "$path?<secret-redacted>";
default $request_uri;
}
log_format main '$remote_addr - $remote_user [$time_local] "$request_method $redacted_request $server_protocol" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
access_log /var/log/nginx/access.log main;
server_tokens off;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
client_max_body_size 50m;
# Gzip compression
gzip on;
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript image/svg+xml;
# Only send HSTS when the request arrived over HTTPS (via Pangolin tunnel)
map $http_x_forwarded_proto $hsts_header {
https "max-age=31536000; includeSubDomains";
default "";
}
# Security headers (applied globally — X-Frame-Options set per server block)
add_header X-Content-Type-Options "nosniff" always;
add_header X-XSS-Protection "1; mode=block" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
add_header Strict-Transport-Security $hsts_header always;
add_header Permissions-Policy "geolocation=(self), microphone=(), camera=()" always;
# Docker internal DNS — enables runtime resolution so nginx starts
# even when optional services are not running
resolver 127.0.0.11 valid=30s;
include /etc/nginx/conf.d/*.conf;
}