feat: 登录接口增加timestamp、sign字段，用于验证本次是否通过

springboot-login/src/main/java/com/tiesheng/login/pojos/UniqueIndexDTO.java

@@ -1,6 +1,10 @@
 package com.tiesheng.login.pojos;
 
+import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.StrUtil;
+import cn.hutool.crypto.SecureUtil;
+
+import java.util.Objects;
 
 public class UniqueIndexDTO extends LoginToInfo {
 
@@ -8,6 +12,26 @@ public class UniqueIndexDTO extends LoginToInfo {
     private String extra;
     private String info;
     private String platform = "web";
+    private Long timestamp;
+    private String sign;
+
+
+    /**
+     * 验证签名是否正确
+     */
+    public boolean validSign() {
+        if (StrUtil.isEmpty(getNo()) || getTimestamp() == null) {
+            return false;
+        }
+        if ((DateUtil.currentSeconds() - getTimestamp()) > 60) {
+            return false;
+        }
+        String mySign = getNo() + getTimestamp();
+        for (int i = 0; i < 11; i++) {
+            mySign = SecureUtil.md5(mySign);
+        }
+        return Objects.equals(sign, mySign);
+    }
 
     ///////////////////////////////////////////////////////////////////////////
     // setter\getter
@@ -47,4 +71,20 @@ public class UniqueIndexDTO extends LoginToInfo {
     public void setPlatform(String platform) {
         this.platform = platform;
     }
+
+    public Long getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(Long timestamp) {
+        this.timestamp = timestamp;
+    }
+
+    public String getSign() {
+        return sign;
+    }
+
+    public void setSign(String sign) {
+        this.sign = sign;
+    }
 }