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com.gitee.apanlh.util.net.addr.IpUtils Maven / Gradle / Ivy
package com.gitee.apanlh.util.net.addr;
import com.gitee.apanlh.exp.IpAddrException;
import com.gitee.apanlh.util.base.CollUtils;
import com.gitee.apanlh.util.base.StringUtils;
import com.gitee.apanlh.util.dataformat.JsonUtils;
import com.gitee.apanlh.util.encode.CharsetCode;
import com.gitee.apanlh.util.net.http.HttpUtils;
import com.gitee.apanlh.util.reflection.ClassConvertUtils;
import com.gitee.apanlh.util.valid.ValidParam;
import javax.servlet.http.HttpServletRequest;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.util.Enumeration;
import java.util.List;
import java.util.Map;
/**
* 获取IP地址
* #mark 梳理重构
*
* @author Pan
*/
public class IpUtils {
private static final int ZERO_ASCII = 48;
/** IP标识符 */
private static final char IP_TAG = '.';
private static final String IP_HIDE_TAG = "***";
/** 获取IP头 */
private static final String[] DEFAULT_IP_HEADER = {"X-Real-IP", "X-Forwarded-For", "Proxy-Client-IP", "WL-Proxy-Client-IP", "HTTP_CLIENT_IP", "HTTP_X_FORWARDED_FOR"};
/**
* 构造函数
* @author Pan
*/
private IpUtils() {
// 不允许外部实例
super();
}
/**
* IPV4
* ipV4AllAddress = getIpV4AllAddress();
for (String ip : ipV4AllAddress) {
if (preIp.startsWith(ip)) {
return ip;
}
}
return getLocalAddress();
}
/**
* 获取IP地址
*
* @author Pan
* @param request HttpServletRequest
* @return String
*/
public static String getIpAddr(HttpServletRequest request) {
String ip = null;
String unknown = "unknown";
for (int i = 0, len = DEFAULT_IP_HEADER.length; i < len; i++) {
if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
ip = request.getHeader(DEFAULT_IP_HEADER[i]);
} else {
break;
}
}
if (ip == null || ip.length() == 0 || unknown.equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
if (ip.startsWith("0:0:0") || ip.startsWith("127.0.0.1")) {
ip = getLocalAddress();
}
return ip;
}
/**
* 获取IP地址
*
* @author Pan
* @param request HttpServletRequest
* @return String
*/
public static String getIpAddrFirst(HttpServletRequest request) {
return getIpAddr(request).split(",")[0];
}
/**
* 获取主机名以及ip地址
*
* @author Pan
* @return String 主机名/ip地址
*/
public static String getLocalHost() {
String host;
try {
host = InetAddress.getLocalHost().toString();
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取Host地址出现错误原因为:{}", e.getMessage(), e));
}
return host;
}
/**
* 获取主机名
*
* @author Pan
* @return String 主机名
*/
public static String getLocalHostName() {
String host;
try {
host = InetAddress.getLocalHost().getHostName();
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取主机名出现错误原因为:{}", e.getMessage(), e));
}
return host;
}
/**
* 获取本机IP地址
*
* @author Pan
* @return String IP地址
*/
public static String getLocalAddress() {
String address;
try {
address = InetAddress.getLocalHost().getHostAddress();
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取本地ip地址出现错误原因为:{}", e.getMessage(), e));
}
return address;
}
/**
* 获取所有IP
* getIpV4AllAddress() {
try {
List ipList = CollUtils.newArrayList();
Enumeration networkInterfaces = NetworkInterface.getNetworkInterfaces();
while (networkInterfaces.hasMoreElements()) {
NetworkInterface networkInterface = networkInterfaces.nextElement();
Enumeration inetAddresses = networkInterface.getInetAddresses();
// 循环真实地址
while (inetAddresses.hasMoreElements()) {
InetAddress inetAddress = inetAddresses.nextElement();
if (inetAddress == null) {
continue;
}
// 只获取IPV4
if (inetAddress instanceof Inet4Address) {
ipList.add(inetAddress.getHostAddress());
}
}
}
return ipList;
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取IPV4所有地址出现错误原因为:{}", e.getMessage(), e));
}
}
/**
* 获取所有网卡信息
*
* @author Pan
* @return String
*/
public static String getNetInfo() {
try {
StringBuilder strBuilder = new StringBuilder();
Enumeration networkInterfaces = NetworkInterface.getNetworkInterfaces();
while (networkInterfaces.hasMoreElements()) {
NetworkInterface networkInterface = networkInterfaces.nextElement();
strBuilder.append(networkInterface.toString());
}
return strBuilder.toString();
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取getNetInfo出现错误原因为:{}", e.getMessage(), e));
}
}
/**
* 获取 机器码信息
*
* @author Pan
* @return int
*/
public static int getMachine() {
String netInfo = getNetInfo();
if (ValidParam.isNotNull(netInfo)) {
return netInfo.hashCode() << 16;
}
return 0;
}
/**
* 获取本机的外网IP地址
*
* @author Pan
* @return String
*/
public static String getOutIpv4() {
String url = "https://ip.tool.chinaz.com/";
try {
String resultContent = HttpUtils.sendGet(url);
String findFiled = "";
int findIp = resultContent.indexOf(findFiled);
if (findIp == -1) {
return null;
}
return resultContent.substring(findIp + findFiled.length(), resultContent.indexOf(" ", findIp));
} catch (Exception e) {
throw new IpAddrException(StringUtils.format("获取外网IPV4地址错误:{}", e.getMessage(), e));
}
}
/**
* 当前本机公网IP包含地理信息
*
* @author Pan
* @return Map
*/
public static Map getIpAddr() {
return getIpAddr("local");
}
/**
* 根据IP获取地址信息获取地理信息
*
* @author Pan
* @param ip 输入IP地址
* @return Map
*/
public static Map getIpAddr(String ip) {
String ipAddr;
String sendIpUrl = "https://whois.pconline.com.cn/ipJson.jsp?json=true&ip=";
if ("local".equals(ip)) {
ipAddr = HttpUtils.sendGet(sendIpUrl, CharsetCode.GBK);
} else {
ipAddr = HttpUtils.sendGet(sendIpUrl.concat(ip), CharsetCode.GBK);
}
return ipAddr != null ? ClassConvertUtils.castMapStr(JsonUtils.toMap(ipAddr)) : null;
}
/**
* IP转化为Long值
*
* @author Pan
* @param ip ip
* @return long
*/
public static long toLongByIp(String ip) {
// 寻找下标
int findIndex = 0;
// ipLong值
long[] ipValues = new long[4];
// long数组下标
int longArrayIndex = 0;
for (;;) {
// 非首次
if (findIndex != 0) {
findIndex ++;
// 数组填充
++longArrayIndex;
}
int ipIndexOf = ip.indexOf('.', findIndex);
if (ipIndexOf == -1) {
// 最后一次第一个如果为数字
if (Character.isDigit(ip.charAt(findIndex))) {
ipValues[longArrayIndex] = Long.parseLong(ip.substring(findIndex, ip.length()));
}
break;
} else {
ipValues[longArrayIndex] = Long.parseLong(ip.substring(findIndex, ipIndexOf));
}
findIndex = ipIndexOf;
}
//IP加权计算
return checkIpRangeVal(ipValues) ? (ipValues[0] << 24) + (ipValues[1] << 16) + (ipValues[2] << 8) + ipValues[3] : -1L;
}
/**
* 十进制IP转换标准格式IP
* split = StringUtils.splitToList(ip, String.valueOf(IP_TAG));
for (int i = 0, len = split.size(); i < len; i++) {
String str = split.get(i);
int needZero = 3 - str.length();
for (int j = 0; j < needZero; j++) {
// 不是3位则补足3位IP
ipBuilder.append("0");
}
ipBuilder.append(str);
}
}
return ipBuilder.toString();
}
/**
* 校验保存IPV4是否合法性
*
* @author Pan
* @param ip IPV4地址
* @return boolean
*/
public static boolean isIpV4(String ip) {
if (ValidParam.isEmpty(ip) || ip.charAt(0) == ZERO_ASCII || ip.length() > 15) {
return false;
}
// 非数字验证
String[] findNonNumber = StringUtils.findNonNumberToArray(ip);
if (ValidParam.isEmpty(findNonNumber)) {
return false;
}
for (int i = 0; i < findNonNumber.length; i++) {
if (!".".equals(findNonNumber[i])) {
return false;
}
}
// 校验标识
String[] splitIp = StringUtils.split(ip, ".", false);
if (splitIp.length != 4) {
return false;
}
// 校验IP
for (int i = 0; i < splitIp.length; i++) {
String ipStr = splitIp[i];
char firstChar = ipStr.charAt(0);
// 判断 网络地址与主机地址第四段验证
if (ipStr.length() > 3 || ((i <= 1 || i == 3) && firstChar == ZERO_ASCII)) {
return false;
}
// 判断 主机地址 判断第三段
if (i == 2 && (ipStr.length() > 1 && firstChar == ZERO_ASCII)) {
return false;
}
}
return checkIpRangeVal(splitIp);
}
/**
* 校验是否超过范围值
*
* @author Pan
* @param splitIp 分割段落的IP
* @return boolean
*/
public static boolean checkIpRangeVal(String[] splitIp) {
for (int i = 0, len = splitIp.length; i < len; i++) {
String value = splitIp[i];
if ((i == 0 && Integer.parseInt(value) > 223) || (i != 0 && Integer.parseInt(value) > 255)) {
return false;
}
}
return true;
}
/**
* 校验是否超过范围值
*
* @author Pan
* @param ips 分割段落的IP
* @return boolean
*/
public static boolean checkIpRangeVal(long[] ips) {
for (int i = 0, len = ips.length; i < len; i++) {
long value = ips[i];
if ((i == 0 && value > 223) || (i != 0 && value > 255)) {
return false;
}
}
return true;
}
}
