From d24e551894e04a557adbcfffddd5cf0966f38e2f Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期六, 18 九月 2021 18:49:41 +0800
Subject: [PATCH] 修复 全局限流key会多出一个"-" 将其移动到IP后面 去除多余的空格

---
 src/main/java/com/ruoyi/framework/config/RedisConfig.java |   36 +++++++++++++++++++++++++++++++++++-
 1 files changed, 35 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/ruoyi/framework/config/RedisConfig.java b/src/main/java/com/ruoyi/framework/config/RedisConfig.java
index 5eeabda..322d6e3 100644
--- a/src/main/java/com/ruoyi/framework/config/RedisConfig.java
+++ b/src/main/java/com/ruoyi/framework/config/RedisConfig.java
@@ -6,6 +6,7 @@
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.redis.connection.RedisConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.script.DefaultRedisScript;
 import org.springframework.data.redis.serializer.StringRedisSerializer;
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
@@ -36,10 +37,43 @@
         mapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
         serializer.setObjectMapper(mapper);
 
-        template.setValueSerializer(serializer);
         // 浣跨敤StringRedisSerializer鏉ュ簭鍒楀寲鍜屽弽搴忓垪鍖杛edis鐨刱ey鍊�
         template.setKeySerializer(new StringRedisSerializer());
+        template.setValueSerializer(serializer);
+
+        // Hash鐨刱ey涔熼噰鐢⊿tringRedisSerializer鐨勫簭鍒楀寲鏂瑰紡
+        template.setHashKeySerializer(new StringRedisSerializer());
+        template.setHashValueSerializer(serializer);
+
         template.afterPropertiesSet();
         return template;
     }
+
+    @Bean
+    public DefaultRedisScript<Long> limitScript()
+    {
+        DefaultRedisScript<Long> redisScript = new DefaultRedisScript<>();
+        redisScript.setScriptText(limitScriptText());
+        redisScript.setResultType(Long.class);
+        return redisScript;
+    }
+
+    /**
+     * 闄愭祦鑴氭湰
+     */
+    private String limitScriptText()
+    {
+        return "local key = KEYS[1]\n" +
+                "local count = tonumber(ARGV[1])\n" +
+                "local time = tonumber(ARGV[2])\n" +
+                "local current = redis.call('get', key);\n" +
+                "if current and tonumber(current) > count then\n" +
+                "    return current;\n" +
+                "end\n" +
+                "current = redis.call('incr', key)\n" +
+                "if tonumber(current) == 1 then\n" +
+                "    redis.call('expire', key, time)\n" +
+                "end\n" +
+                "return current;";
+    }
 }

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