warpbox-dev/backend/libs/middleware/recoverer.go

package middleware

import (
	"log/slog"
	"net/http"
	"runtime/debug"
)

func Recoverer(logger *slog.Logger) Middleware {
	return func(next http.Handler) http.Handler {
		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			defer func() {
				if recovered := recover(); recovered != nil {
					logger.Error("panic recovered",
						"source", "panic",
						"severity", "error",
						"code", 5001,
						"error", recovered,
						"stack", string(debug.Stack()),
						"request_id", RequestIDFromContext(r.Context()),
					)
					http.Error(w, "internal server error", http.StatusInternalServerError)
				}
			}()

			next.ServeHTTP(w, r)
		})
	}
}