优化图片验证码的后端实现

yudao-framework/yudao-spring-boot-starter-captcha/src/main/java/cn/iocoder/yudao/framework/captcha/core/enums/CaptchaRedisKeyConstants.java

@@ -0,0 +1,28 @@
+package cn.iocoder.yudao.framework.captcha.core.enums;
+
+import cn.iocoder.yudao.framework.redis.core.RedisKeyDefine;
+import com.anji.captcha.model.vo.PointVO;
+import org.redisson.api.RLock;
+
+import java.time.Duration;
+import java.util.Map;
+
+import static cn.iocoder.yudao.framework.redis.core.RedisKeyDefine.KeyTypeEnum.HASH;
+import static cn.iocoder.yudao.framework.redis.core.RedisKeyDefine.KeyTypeEnum.STRING;
+
+/**
+ * 验证码 Redis Key 枚举类
+ *
+ * @author 芋道源码
+ */
+public interface CaptchaRedisKeyConstants {
+
+    RedisKeyDefine AJ_CAPTCHA_REQ_LIMIT = new RedisKeyDefine("验证码的请求限流",
+            "AJ.CAPTCHA.REQ.LIMIT-%s-%s",
+            STRING, Integer.class, Duration.ofSeconds(60)); // 例如说：验证失败 5 次，get 接口锁定
+
+    RedisKeyDefine AJ_CAPTCHA_RUNNING = new RedisKeyDefine("验证码的坐标",
+            "RUNNING:CAPTCHA:%s", // AbstractCaptchaService.REDIS_CAPTCHA_KEY
+            STRING, PointVO.class, Duration.ofSeconds(120)); // {"secretKey":"PP1w2Frr2KEejD2m","x":162,"y":5}
+
+}