middleware

import time
import threading
from collections import deque, defaultdict


class SlidingWindowLimiter:

const sharp = require('sharp');

const DEFAULTS = {
  maxWidth: 1600,
  maxHeight: 1600,
  format: 'webp',

class Current < ActiveSupport::CurrentAttributes
  attribute :user, :tenant, :request_id, :ip_address

  def user_display
    user&.email || "system"
  end

require "sinatra/base"
require "rack/utils"

class AdminApp < Sinatra::Base
  before do
    protected!

-- KEYS[1] = current window key, KEYS[2] = previous window key
-- ARGV: limit, window_ms, elapsed_ms
local limit = tonumber(ARGV[1])
local window = tonumber(ARGV[2])
local elapsed = tonumber(ARGV[3])

import contextvars
import uuid

_correlation_id: contextvars.ContextVar[str] = contextvars.ContextVar(
    "correlation_id", default="-"
)

import asyncio
import time
from dataclasses import dataclass, field


@dataclass

CREATE TABLE idempotency_keys (
    id              BIGSERIAL PRIMARY KEY,
    idempotency_key TEXT        NOT NULL,
    request_path    TEXT        NOT NULL,
    request_fingerprint TEXT    NOT NULL,
    status          TEXT        NOT NULL DEFAULT 'in_progress',

import json
import secrets
import time
from typing import Optional

import redis.asyncio as redis

const rawOrigins = process.env.ALLOWED_ORIGINS ?? "";

export const allowedOrigins = new Set(
  rawOrigins
    .split(",")
    .map((o) => o.trim())

class TokenBucket {
  constructor(capacity, refillPerSecond) {
    this.capacity = capacity;
    this.refillPerMs = refillPerSecond / 1000;
    this.tokens = capacity;
    this.lastRefill = Date.now();

package middleware

import (
  "net/http"

  "go.uber.org/zap"