From 2f380f0c4177d02010759c0ecf0c63543bb90157 Mon Sep 17 00:00:00 2001
From: 若依 <yzz_ivy@163.com>
Date: Fri, 26 Aug 2022 08:42:03 +0800
Subject: [PATCH] !564 修复执行任务时，若方法入口在任务的父类，则无法执行的问题 Merge pull request !564 from 捏造的信仰/fix-issue-I5NNXI
---
ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java | 24 ++++++++++++++++++++++++
1 files changed, 24 insertions(+), 0 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 ceff841..5243849 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
@@ -11,6 +11,11 @@
public class SqlUtil
{
/**
+ * 定义常用的 sql关键字
+ */
+ public static String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare ";
+
+ /**
* 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）
*/
public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
@@ -34,4 +39,23 @@
{
return value.matches(SQL_PATTERN);
}
+
+ /**
+ * SQL关键字检查
+ */
+ 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("参数存在SQL注入风险");
+ }
+ }
+ }
}
--
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