web页面集成

src/main/java/com/genersoft/iot/vmp/utils/IpUtil.java

@@ -0,0 +1,48 @@
+package com.genersoft.iot.vmp.utils;
+
+
+import javax.servlet.http.HttpServletRequest;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+public class IpUtil {
+    public static String getIpAddr(HttpServletRequest request) {
+        String ipAddress = null;
+        try {
+            ipAddress = request.getHeader("x-forwarded-for");
+            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+                ipAddress = request.getHeader("Proxy-Client-IP");
+            }
+            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+                ipAddress = request.getHeader("WL-Proxy-Client-IP");
+            }
+            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+                ipAddress = request.getRemoteAddr();
+                if (ipAddress.equals("127.0.0.1")) {
+                    // 根据网卡取本机配置的IP
+                    InetAddress inet = null;
+                    try {
+                        inet = InetAddress.getLocalHost();
+                    } catch (UnknownHostException e) {
+                        e.printStackTrace();
+                    }
+                    ipAddress = inet.getHostAddress();
+                }
+            }
+            // 对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
+            if (ipAddress != null && ipAddress.length() > 15) { // "***.***.***.***".length()
+                // = 15
+                if (ipAddress.indexOf(",") > 0) {
+                    ipAddress = ipAddress.substring(0, ipAddress.indexOf(","));
+                }
+            }
+        } catch (Exception e) {
+            ipAddress="";
+        }
+        // ipAddress = this.getRequest().getRemoteAddr();
+
+        return ipAddress;
+    }
+}
+
+