From 0375fd319c9f3b08d255c814cb0f8521d8ec641b Mon Sep 17 00:00:00 2001
From: 疯狂的狮子Li <15040126243@163.com>
Date: 星期三, 18 八月 2021 11:11:24 +0800
Subject: [PATCH] !78 同步dev分支 Merge pull request !78 from 疯狂的狮子Li/dev

---
 ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java |   32 +++++++++++++++++++++++++++++++-
 1 files changed, 31 insertions(+), 1 deletions(-)

diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
index bc28657..d66d86b 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
@@ -1,6 +1,7 @@
 package com.ruoyi.framework.config;
 
 import cn.hutool.core.util.StrUtil;
+import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.framework.config.properties.RedissonProperties;
 import org.redisson.Redisson;
 import org.redisson.api.RedissonClient;
@@ -16,6 +17,7 @@
 import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.core.script.DefaultRedisScript;
 
 import java.io.IOException;
 import java.util.HashMap;
@@ -59,7 +61,7 @@
 			.setAddress(prefix + redisProperties.getHost() + ":" + redisProperties.getPort())
 			.setConnectTimeout(((Long) redisProperties.getTimeout().toMillis()).intValue())
 			.setDatabase(redisProperties.getDatabase())
-			.setPassword(StrUtil.isNotBlank(redisProperties.getPassword()) ? redisProperties.getPassword() : null)
+			.setPassword(StringUtils.isNotBlank(redisProperties.getPassword()) ? redisProperties.getPassword() : null)
 			.setTimeout(singleServerConfig.getTimeout())
 			.setRetryAttempts(singleServerConfig.getRetryAttempts())
 			.setRetryInterval(singleServerConfig.getRetryInterval())
@@ -89,4 +91,32 @@
 		return new RedissonSpringCacheManager(redissonClient, config, JsonJacksonCodec.INSTANCE);
 	}
 
+	@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 StrUtil.builder()
+			.append("local key = KEYS[1]\n")
+			.append("local count = tonumber(ARGV[1])\n")
+			.append("local time = tonumber(ARGV[2])\n")
+			.append("local current = redis.call('get', key);\n")
+			.append("if current and tonumber(current) > count then\n")
+			.append("    return current;\n")
+			.append("end\n")
+			.append("current = redis.call('incr', key)\n")
+			.append("if tonumber(current) == 1 then\n")
+			.append("    redis.call('expire', key, time)\n")
+			.append("end\n")
+			.append("return current;")
+			.toString();
+	}
+
 }

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