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@ -1,49 +1,43 @@
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package com.ruoyi.common.core.utils.ip;
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package com.ruoyi.common.core.utils.ip;
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import com.ruoyi.common.core.utils.StringUtils;
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import javax.servlet.http.HttpServletRequest;
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import java.net.InetAddress;
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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import java.net.UnknownHostException;
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import javax.servlet.http.HttpServletRequest;
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import com.ruoyi.common.core.utils.StringUtils;
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/**
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/**
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* 获取IP方法
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* 获取IP方法
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*
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*
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* @author ruoyi
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* @author ruoyi
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*/
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*/
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public class IpUtils
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public class IpUtils {
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{
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/**
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/**
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* 获取客户端IP
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* 获取客户端IP
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*
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*
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* @param request 请求对象
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* @param request 请求对象
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* @return IP地址
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* @return IP地址
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*/
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*/
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public static String getIpAddr(HttpServletRequest request)
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public static String getIpAddr(HttpServletRequest request) {
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{
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String unknown = "unknown";
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if (request == null)
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if (request == null) {
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{
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return unknown;
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return "unknown";
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}
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}
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String ip = request.getHeader("x-forwarded-for");
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String ip = request.getHeader("x-forwarded-for");
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
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if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
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{
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ip = request.getHeader("Proxy-Client-IP");
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ip = request.getHeader("Proxy-Client-IP");
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}
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
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if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
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{
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ip = request.getHeader("X-Forwarded-For");
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ip = request.getHeader("X-Forwarded-For");
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}
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
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if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
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{
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ip = request.getHeader("WL-Proxy-Client-IP");
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ip = request.getHeader("WL-Proxy-Client-IP");
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}
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
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if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
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{
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ip = request.getHeader("X-Real-IP");
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ip = request.getHeader("X-Real-IP");
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}
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
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if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
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{
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ip = request.getRemoteAddr();
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ip = request.getRemoteAddr();
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}
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}
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@ -52,84 +46,79 @@ public class IpUtils
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/**
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/**
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* 检查是否为内部IP地址
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* 检查是否为内部IP地址
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*
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*
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* @param ip IP地址
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* @param ip IP地址
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* @return 结果
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* @return 结果
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*/
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*/
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public static boolean internalIp(String ip)
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public static boolean internalIp(String ip) {
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{
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byte[] addr = textToNumericFormatV4(ip);
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byte[] addr = textToNumericFormatV4(ip);
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return internalIp(addr) || "127.0.0.1".equals(ip);
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return internalIp(addr) || "127.0.0.1".equals(ip);
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}
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}
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/**
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/**
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* 检查是否为内部IP地址
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* 检查是否为内部IP地址
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*
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*
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* @param addr byte地址
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* @param addr byte地址
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* @return 结果
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* @return 结果
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*/
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*/
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private static boolean internalIp(byte[] addr)
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private static boolean internalIp(byte[] addr) {
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{
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if (StringUtils.isNull(addr) || addr.length < 2) {
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if (StringUtils.isNull(addr) || addr.length < 2)
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{
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return true;
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return true;
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}
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}
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final byte b0 = addr[0];
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final byte b0 = addr[0];
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final byte b1 = addr[1];
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final byte b1 = addr[1];
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// 10.x.x.x/8
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// 10.x.x.x/8
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final byte SECTION_1 = 0x0A;
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final byte SECTION1 = 0x0A;
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// 172.16.x.x/12
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// 172.16.x.x/12
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final byte SECTION_2 = (byte) 0xAC;
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final byte SECTION2 = (byte) 0xAC;
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final byte SECTION_3 = (byte) 0x10;
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final byte SECTION3 = (byte) 0x10;
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final byte SECTION_4 = (byte) 0x1F;
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final byte SECTION4 = (byte) 0x1F;
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// 192.168.x.x/16
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// 192.168.x.x/16
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final byte SECTION_5 = (byte) 0xC0;
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final byte SECTION5 = (byte) 0xC0;
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final byte SECTION_6 = (byte) 0xA8;
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final byte SECTION6 = (byte) 0xA8;
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switch (b0)
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switch (b0) {
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{
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case SECTION1:
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case SECTION_1:
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return true;
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return true;
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case SECTION_2:
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case SECTION2:
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if (b1 >= SECTION_3 && b1 <= SECTION_4)
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if (b1 >= SECTION3 && b1 <= SECTION4) {
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{
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return true;
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return true;
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}
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}
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case SECTION_5:
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case SECTION5:
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switch (b1)
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switch (b1) {
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{
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case SECTION6: {
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case SECTION_6:
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return true;
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return true;
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}
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default:{
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break;
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}
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}
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}
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default:
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default: {
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return false;
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return false;
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}
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}
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}
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}
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}
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/**
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/**
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* 将IPv4地址转换成字节
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* 将IPv4地址转换成字节
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*
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*
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* @param text IPv4地址
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* @param text IPv4地址
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* @return byte 字节
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* @return byte 字节
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*/
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*/
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public static byte[] textToNumericFormatV4(String text)
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public static byte[] textToNumericFormatV4(String text) {
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{
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if (text.length() == 0) {
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if (text.length() == 0)
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{
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return null;
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return null;
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}
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}
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byte[] bytes = new byte[4];
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byte[] bytes = new byte[4];
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String[] elements = text.split("\\.", -1);
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String[] elements = text.split("\\.", -1);
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try
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try {
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{
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long l;
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long l;
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int i;
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int i;
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switch (elements.length)
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switch (elements.length) {
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{
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case 1:
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case 1:
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l = Long.parseLong(elements[0]);
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l = Long.parseLong(elements[0]);
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if ((l < 0L) || (l > 4294967295L))
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if ((l < 0L) || (l > 4294967295L)) {
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{
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return null;
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return null;
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}
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}
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bytes[0] = (byte) (int) (l >> 24 & 0xFF);
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bytes[0] = (byte) (int) (l >> 24 & 0xFF);
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@ -139,14 +128,12 @@ public class IpUtils
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break;
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break;
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case 2:
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case 2:
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l = Integer.parseInt(elements[0]);
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l = Integer.parseInt(elements[0]);
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if ((l < 0L) || (l > 255L))
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if ((l < 0L) || (l > 255L)) {
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{
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return null;
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return null;
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}
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}
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bytes[0] = (byte) (int) (l & 0xFF);
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bytes[0] = (byte) (int) (l & 0xFF);
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l = Integer.parseInt(elements[1]);
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l = Integer.parseInt(elements[1]);
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if ((l < 0L) || (l > 16777215L))
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if ((l < 0L) || (l > 16777215L)) {
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{
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return null;
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return null;
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}
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}
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bytes[1] = (byte) (int) (l >> 16 & 0xFF);
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bytes[1] = (byte) (int) (l >> 16 & 0xFF);
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@ -154,29 +141,24 @@ public class IpUtils
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bytes[3] = (byte) (int) (l & 0xFF);
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bytes[3] = (byte) (int) (l & 0xFF);
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break;
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break;
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case 3:
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case 3:
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for (i = 0; i < 2; ++i)
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for (i = 0; i < 2; ++i) {
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{
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l = Integer.parseInt(elements[i]);
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l = Integer.parseInt(elements[i]);
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if ((l < 0L) || (l > 255L))
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if ((l < 0L) || (l > 255L)) {
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{
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return null;
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return null;
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}
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}
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bytes[i] = (byte) (int) (l & 0xFF);
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bytes[i] = (byte) (int) (l & 0xFF);
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}
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}
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l = Integer.parseInt(elements[2]);
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l = Integer.parseInt(elements[2]);
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if ((l < 0L) || (l > 65535L))
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if ((l < 0L) || (l > 65535L)) {
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{
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return null;
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return null;
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}
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}
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bytes[2] = (byte) (int) (l >> 8 & 0xFF);
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bytes[2] = (byte) (int) (l >> 8 & 0xFF);
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bytes[3] = (byte) (int) (l & 0xFF);
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bytes[3] = (byte) (int) (l & 0xFF);
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break;
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break;
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case 4:
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case 4:
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for (i = 0; i < 4; ++i)
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for (i = 0; i < 4; ++i) {
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{
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l = Integer.parseInt(elements[i]);
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l = Integer.parseInt(elements[i]);
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if ((l < 0L) || (l > 255L))
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if ((l < 0L) || (l > 255L)) {
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{
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return null;
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return null;
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}
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}
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bytes[i] = (byte) (int) (l & 0xFF);
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bytes[i] = (byte) (int) (l & 0xFF);
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@ -185,9 +167,7 @@ public class IpUtils
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default:
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default:
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return null;
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return null;
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}
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}
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}
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} catch (NumberFormatException e) {
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catch (NumberFormatException e)
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{
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return null;
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return null;
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}
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}
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return bytes;
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return bytes;
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@ -195,34 +175,26 @@ public class IpUtils
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/**
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/**
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* 获取IP地址
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* 获取IP地址
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*
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*
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* @return 本地IP地址
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* @return 本地IP地址
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*/
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*/
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public static String getHostIp()
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public static String getHostIp() {
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{
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try {
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try
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{
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return InetAddress.getLocalHost().getHostAddress();
|
|
|
|
return InetAddress.getLocalHost().getHostAddress();
|
|
|
|
}
|
|
|
|
} catch (UnknownHostException e) {
|
|
|
|
catch (UnknownHostException e)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return "127.0.0.1";
|
|
|
|
return "127.0.0.1";
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
/**
|
|
|
|
* 获取主机名
|
|
|
|
* 获取主机名
|
|
|
|
*
|
|
|
|
*
|
|
|
|
* @return 本地主机名
|
|
|
|
* @return 本地主机名
|
|
|
|
*/
|
|
|
|
*/
|
|
|
|
public static String getHostName()
|
|
|
|
public static String getHostName() {
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
try
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return InetAddress.getLocalHost().getHostName();
|
|
|
|
return InetAddress.getLocalHost().getHostName();
|
|
|
|
}
|
|
|
|
} catch (UnknownHostException e) {
|
|
|
|
catch (UnknownHostException e)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return "未知";
|
|
|
|
return "未知";
|
|
|
|
}
|
|
|
|
}
|
|
|
@ -233,16 +205,12 @@ public class IpUtils
|
|
|
|
* @param ip 获得的IP地址
|
|
|
|
* @param ip 获得的IP地址
|
|
|
|
* @return 第一个非unknown IP地址
|
|
|
|
* @return 第一个非unknown IP地址
|
|
|
|
*/
|
|
|
|
*/
|
|
|
|
public static String getMultistageReverseProxyIp(String ip)
|
|
|
|
public static String getMultistageReverseProxyIp(String ip) {
|
|
|
|
{
|
|
|
|
|
|
|
|
// 多级反向代理检测
|
|
|
|
// 多级反向代理检测
|
|
|
|
if (ip != null && ip.indexOf(",") > 0)
|
|
|
|
if (ip != null && ip.indexOf(",") > 0) {
|
|
|
|
{
|
|
|
|
|
|
|
|
final String[] ips = ip.trim().split(",");
|
|
|
|
final String[] ips = ip.trim().split(",");
|
|
|
|
for (String subIp : ips)
|
|
|
|
for (String subIp : ips) {
|
|
|
|
{
|
|
|
|
if (false == isUnknown(subIp)) {
|
|
|
|
if (false == isUnknown(subIp))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
ip = subIp;
|
|
|
|
ip = subIp;
|
|
|
|
break;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
@ -257,8 +225,7 @@ public class IpUtils
|
|
|
|
* @param checkString 被检测的字符串
|
|
|
|
* @param checkString 被检测的字符串
|
|
|
|
* @return 是否未知
|
|
|
|
* @return 是否未知
|
|
|
|
*/
|
|
|
|
*/
|
|
|
|
public static boolean isUnknown(String checkString)
|
|
|
|
public static boolean isUnknown(String checkString) {
|
|
|
|
{
|
|
|
|
|
|
|
|
return StringUtils.isBlank(checkString) || "unknown".equalsIgnoreCase(checkString);
|
|
|
|
return StringUtils.isBlank(checkString) || "unknown".equalsIgnoreCase(checkString);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|