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seckill 秒杀系统

环境

  • php5.6 + phpredis扩展
  • redis服务
  • apache2
  • mysql:table 商品表(goods) + 订单表(order)

工作流程

  1. 基于goods表中的库存,创建redis商品库存队列
  2. 客户端访问秒杀API
  3. 先从redis的商品库存队列中查询剩余库存
  4. redis队列中有剩余,则在mysql中创建订单,去库存,抢购成功
  5. redis队列中没有剩余,则提示库存不足,抢购失败

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