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silently drop connections for banned IPs in rate limiting
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This commit is contained in:
Flavio Fois
2026-03-25 11:17:37 +01:00
parent 4fb3290cf6
commit 858b0642d9
1 changed files with 3 additions and 4 deletions
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7
internal/middleware/ratelimit.ban.go
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@@ -125,12 +125,11 @@ func (rl *RateLimiter) Handler(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ip := rl.getIP(r)
// Check active ban
// Drop connection silently if IP is banned
if unbanAt, banned := rl.banned.Load(ip); banned {
if time.Now().Before(unbanAt.(time.Time)) {
w.Header().Set("Retry-After", unbanAt.(time.Time).Format(time.RFC1123))
http.Error(w, "too many requests - temporarily banned", http.StatusForbidden)
return
log.Printf("[RATE-LIMIT] IP %s dropped (banned until %s, path: %s)", ip, unbanAt.(time.Time).Format(time.RFC1123), r.URL.Path)
panic(http.ErrAbortHandler)
}
rl.banned.Delete(ip)
}