package com.dl.demo.controller;
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import com.dl.common.annotation.RateLimiter;
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import com.dl.common.core.domain.R;
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import com.dl.common.enums.LimitType;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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/**
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* 测试分布式限流样例
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*
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* @author Lion Li
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*/
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@Slf4j
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@RestController
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@RequestMapping("/demo/rateLimiter")
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public class RedisRateLimiterController {
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/**
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* 测试全局限流
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* 全局影响
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*/
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@RateLimiter(count = 2, time = 10)
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@GetMapping("/test")
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public R<String> test(String value) {
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return R.ok("操作成功", value);
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}
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/**
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* 测试请求IP限流
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* 同一IP请求受影响
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*/
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@RateLimiter(count = 2, time = 10, limitType = LimitType.IP)
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@GetMapping("/testip")
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public R<String> testip(String value) {
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return R.ok("操作成功", value);
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}
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/**
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* 测试集群实例限流
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* 启动两个后端服务互不影响
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*/
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@RateLimiter(count = 2, time = 10, limitType = LimitType.CLUSTER)
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@GetMapping("/testcluster")
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public R<String> testcluster(String value) {
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return R.ok("操作成功", value);
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}
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/**
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* 测试请求IP限流(key基于参数获取)
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* 同一IP请求受影响
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*
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* 简单变量获取 #变量 复杂表达式 #{#变量 != 1 ? 1 : 0}
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*/
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@RateLimiter(count = 2, time = 10, limitType = LimitType.IP, key = "#value")
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@GetMapping("/testObj")
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public R<String> testObj(String value) {
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return R.ok("操作成功", value);
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}
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}
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