felt/internal/server/middleware/bodylimit.go
Mikkel Georgsen 16caa12d64 feat(01-01): implement core infrastructure — NATS, LibSQL, WebSocket hub, HTTP server
- Embedded NATS server with JetStream (sync_interval=always per Jepsen 2025)
- AUDIT and STATE JetStream streams for tournament event durability
- NATS publisher with UUID validation to prevent subject injection
- WebSocket hub with JWT auth (query param), tournament-scoped broadcasting
- Origin validation and slow-consumer message dropping
- chi HTTP router with middleware (logger, recoverer, request ID, CORS, body limits)
- Server timeouts: ReadHeader 10s, Read 30s, Write 60s, Idle 120s, MaxHeader 1MB
- MaxBytesReader middleware for request body limits (1MB default)
- JWT auth middleware with HMAC-SHA256 validation
- Role-based access control (admin > floor > viewer)
- Health endpoint reporting all subsystem status (DB, NATS, WebSocket)
- SvelteKit SPA served via go:embed with fallback routing
- Signal-driven graceful shutdown in reverse startup order
- 9 integration tests covering all verification criteria

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-01 03:42:42 +01:00

18 lines
443 B
Go

package middleware
import (
"net/http"
)
// MaxBytesReader wraps request bodies with a size limit to prevent abuse.
// Default limit is 1MB.
func MaxBytesReader(limit int64) func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.Body != nil {
r.Body = http.MaxBytesReader(w, r.Body, limit)
}
next.ServeHTTP(w, r)
})
}
}