支持登录IP黑名单限制

ruoyi-common/src/main/java/com/ruoyi/common/exception/user/BlackListException.java

@@ -0,0 +1,16 @@
+package com.ruoyi.common.exception.user;
+
+/**
+ * 黑名单IP异常类
+ * 
+ * @author ruoyi
+ */
+public class BlackListException extends UserException
+{
+    private static final long serialVersionUID = 1L;
+
+    public BlackListException()
+    {
+        super("login.blocked", null);
+    }
+}

ruoyi-common/src/main/java/com/ruoyi/common/utils/IpUtils.java

@@ -11,6 +11,13 @@ import javax.servlet.http.HttpServletRequest;
  */
 public class IpUtils
 {
+    public final static String REGX_0_255 = "(25[0-5]|2[0-4]\\d|1\\d{2}|[1-9]\\d|\\d)";
+    // 匹配 ip
+    public final static String REGX_IP = "((" + REGX_0_255 + "\\.){3}" + REGX_0_255 + ")";
+    public final static String REGX_IP_WILDCARD = "(((\\*\\.){3}\\*)|(" + REGX_0_255 + "(\\.\\*){3})|(" + REGX_0_255 + "\\." + REGX_0_255 + ")(\\.\\*){2}" + "|((" + REGX_0_255 + "\\.){3}\\*))";
+    // 匹配网段
+    public final static String REGX_IP_SEG = "(" + REGX_IP + "\\-" + REGX_IP + ")";
+
     /**
      * 获取客户端IP
      * 
@@ -247,7 +254,7 @@ public class IpUtils
                 }
             }
         }
-        return ip;
+        return StringUtils.substring(ip, 0, 255);
     }
 
     /**
@@ -260,4 +267,104 @@ public class IpUtils
     {
         return StringUtils.isBlank(checkString) || "unknown".equalsIgnoreCase(checkString);
     }
+
+    /**
+     * 是否为IP
+     */
+    public static boolean isIP(String ip)
+    {
+        return StringUtils.isNotBlank(ip) && ip.matches(REGX_IP);
+    }
+
+    /**
+     * 是否为IP，或 *为间隔的通配符地址
+     */
+    public static boolean isIpWildCard(String ip)
+    {
+        return StringUtils.isNotBlank(ip) && ip.matches(REGX_IP_WILDCARD);
+    }
+
+    /**
+     * 检测参数是否在ip通配符里
+     */
+    public static boolean ipIsInWildCardNoCheck(String ipWildCard, String ip)
+    {
+        String[] s1 = ipWildCard.split("\\.");
+        String[] s2 = ip.split("\\.");
+        boolean isMatchedSeg = true;
+        for (int i = 0; i < s1.length && !s1[i].equals("*"); i++)
+        {
+            if (!s1[i].equals(s2[i]))
+            {
+                isMatchedSeg = false;
+                break;
+            }
+        }
+        return isMatchedSeg;
+    }
+
+    /**
+     * 是否为特定格式如:“10.10.10.1-10.10.10.99”的ip段字符串
+     */
+    public static boolean isIPSegment(String ipSeg)
+    {
+        return StringUtils.isNotBlank(ipSeg) && ipSeg.matches(REGX_IP_SEG);
+    }
+
+    /**
+     * 判断ip是否在指定网段中
+     */
+    public static boolean ipIsInNetNoCheck(String iparea, String ip)
+    {
+        int idx = iparea.indexOf('-');
+        String[] sips = iparea.substring(0, idx).split("\\.");
+        String[] sipe = iparea.substring(idx + 1).split("\\.");
+        String[] sipt = ip.split("\\.");
+        long ips = 0L, ipe = 0L, ipt = 0L;
+        for (int i = 0; i < 4; ++i)
+        {
+            ips = ips << 8 | Integer.parseInt(sips[i]);
+            ipe = ipe << 8 | Integer.parseInt(sipe[i]);
+            ipt = ipt << 8 | Integer.parseInt(sipt[i]);
+        }
+        if (ips > ipe)
+        {
+            long t = ips;
+            ips = ipe;
+            ipe = t;
+        }
+        return ips <= ipt && ipt <= ipe;
+    }
+
+    /**
+     * 校验ip是否符合过滤串规则
+     * 
+     * @param filter 过滤IP列表,支持后缀'*'通配,支持网段如:`10.10.10.1-10.10.10.99`
+     * @param ip 校验IP地址
+     * @return boolean 结果
+     */
+    public static boolean isMatchedIp(String filter, String ip)
+    {
+        if (StringUtils.isEmpty(filter) && StringUtils.isEmpty(ip))
+        {
+            return false;
+        }
+        String[] ips = filter.split(";");
+        for (String iStr : ips)
+        {
+            if (isIP(iStr) && iStr.equals(ip))
+            {
+                return true;
+            }
+            else if (isIpWildCard(iStr) && ipIsInWildCardNoCheck(iStr, ip))
+            {
+                return true;
+            }
+            else if (isIPSegment(iStr) && ipIsInNetNoCheck(iStr, ip))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
 }

ruoyi-common/src/main/java/com/ruoyi/common/utils/ShiroUtils.java

@@ -65,7 +65,7 @@ public class ShiroUtils
 
     public static String getIp()
     {
-        return getSubject().getSession().getHost();
+        return StringUtils.substring(getSubject().getSession().getHost(), 0, 128);
     }
 
     public static String getSessionId()