获取当前ip

examcloud-core-examwork-service/src/main/java/cn/com/qmth/examcloud/core/examwork/service/impl/ExamServiceImpl.java

@@ -883,10 +883,7 @@ public class ExamServiceImpl implements ExamService {
         DynamicEnum ipCenterLimit = manager.getByName("IP_CENTER_LIMIT");
 
         if (ipLimited) {
-            String realIp = request.getHeader("x-forwarded-for");
-            if (StringUtils.isBlank(realIp)) {
-                realIp = request.getHeader("x-real-ip");
-            }
+            String realIp = getIp(request);
             realIp = realIp.trim();
             //整体控制
             Integer totalLimit = getExamLimitProperty(examId, ipTotalLimit.getId(), 0);
@@ -933,6 +930,20 @@ public class ExamServiceImpl implements ExamService {
         return true;
     }
 
+    private String getIp(HttpServletRequest request) {
+        String ip = request.getHeader("x-forwarded-for");
+        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("Proxy-Client-IP");
+        }
+        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getRemoteAddr();
+        }
+        return ip.equals("0:0:0:0:0:0:0:1")?"127.0.0.1":ip;
+    }
+
     @Override
     public void saveIpLimit(String ids, ExamIpLimitEntity entity) {
         //ids不为空，说明是批量设置限制类型