From 94b09c3fc0494ca434cde22fcdda429c3dc84485 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子Li <15040126243@163.com>
Date: 星期五, 08 四月 2022 19:43:07 +0800
Subject: [PATCH] fix 修复 minio 上传, 因 socket 导致 available 获取数值不精确问题
---
ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java | 45 +++++++++++++++++++++++++++++++++------------
1 files changed, 33 insertions(+), 12 deletions(-)
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
index b31804b..7891496 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
@@ -1,27 +1,34 @@
package com.ruoyi.common.utils.sql;
+import com.ruoyi.common.exception.UtilException;
import com.ruoyi.common.utils.StringUtils;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
/**
* sql鎿嶄綔宸ュ叿绫�
- *
+ *
* @author ruoyi
*/
-public class SqlUtil
-{
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class SqlUtil {
+
/**
- * 浠呮敮鎸佸瓧姣嶃�佹暟瀛椼�佷笅鍒掔嚎銆佺┖鏍笺�侀�楀彿锛堟敮鎸佸涓瓧娈垫帓搴忥級
+ * 瀹氫箟甯哥敤鐨� sql鍏抽敭瀛�
*/
- public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,]+";
+ public static final String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare ";
+
+ /**
+ * 浠呮敮鎸佸瓧姣嶃�佹暟瀛椼�佷笅鍒掔嚎銆佺┖鏍笺�侀�楀彿銆佸皬鏁扮偣锛堟敮鎸佸涓瓧娈垫帓搴忥級
+ */
+ public static final String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
/**
* 妫�鏌ュ瓧绗︼紝闃叉娉ㄥ叆缁曡繃
*/
- public static String escapeOrderBySql(String value)
- {
- if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value))
- {
- return StringUtils.EMPTY;
+ public static String escapeOrderBySql(String value) {
+ if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value)) {
+ throw new UtilException("鍙傛暟涓嶇鍚堣鑼冿紝涓嶈兘杩涜鏌ヨ");
}
return value;
}
@@ -29,8 +36,22 @@
/**
* 楠岃瘉 order by 璇硶鏄惁绗﹀悎瑙勮寖
*/
- public static boolean isValidOrderBySql(String value)
- {
+ public static boolean isValidOrderBySql(String value) {
return value.matches(SQL_PATTERN);
}
+
+ /**
+ * SQL鍏抽敭瀛楁鏌�
+ */
+ public static void filterKeyword(String value) {
+ if (StringUtils.isEmpty(value)) {
+ return;
+ }
+ String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|");
+ for (String sqlKeyword : sqlKeywords) {
+ if (StringUtils.indexOfIgnoreCase(value, sqlKeyword) > -1) {
+ throw new UtilException("鍙傛暟瀛樺湪SQL娉ㄥ叆椋庨櫓");
+ }
+ }
+ }
}
--
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