Files
netwatch/backend/internal/server/http.go
T
clawbot f3895789d2
check / check (push) Failing after 1s
feat(backend): server hardening: timeouts, security headers, trusted-proxy client IP (closes #19)
Add ReadHeaderTimeout and IdleTimeout to the http.Server as named constants beside the existing timeouts. Add a SecurityHeaders middleware (HSTS, a JSON-API CSP of default-src 'none'; frame-ancestors 'none', X-Frame-Options DENY, nosniff, Referrer-Policy, Permissions-Policy), registered before CORS so preflight responses carry it. Resolve the client IP from X-Forwarded-For / X-Real-IP only when the direct peer is in the trusted-proxy allowlist (loopback plus RFC1918 by default, configurable via TRUSTED_PROXIES); an untrusted peer's forwarded headers are ignored. Uses net/netip; no new dependency.

Model: opus-4-8 (implementation and review); claude-fable-5 (merge)
2026-09-21 15:05:25 +02:00

48 lines
993 B
Go

package server
import (
"errors"
"fmt"
"net/http"
"time"
)
const (
readTimeout = 10 * time.Second
readHeaderTimeout = 5 * time.Second
writeTimeout = 10 * time.Second
idleTimeout = 60 * time.Second
maxHeaderBytes = 1 << 20 // 1 MiB
)
func (s *Server) serveUntilShutdown() {
listenAddr := fmt.Sprintf(":%d", s.params.Config.Port)
s.httpServer = &http.Server{
Addr: listenAddr,
Handler: s,
MaxHeaderBytes: maxHeaderBytes,
ReadTimeout: readTimeout,
ReadHeaderTimeout: readHeaderTimeout,
WriteTimeout: writeTimeout,
IdleTimeout: idleTimeout,
}
s.SetupRoutes()
s.log.Info("http begin listen",
"listenaddr", listenAddr,
"version", s.params.Globals.Version,
"buildarch", s.params.Globals.Buildarch,
)
err := s.httpServer.ListenAndServe()
if err != nil && !errors.Is(err, http.ErrServerClosed) {
s.log.Error("listen error", "error", err)
if s.cancelFunc != nil {
s.cancelFunc()
}
}
}