| | |
| | | package com.ruoyi.common.utils.ip;
|
| | |
|
| | | import java.net.InetAddress;
|
| | | import java.net.UnknownHostException;
|
| | | import javax.servlet.http.HttpServletRequest;
|
| | | import com.ruoyi.common.utils.StringUtils;
|
| | | import com.ruoyi.common.utils.html.EscapeUtil;
|
| | |
|
| | | /**
|
| | | * 获取IP方法
|
| | | * |
| | | * @author ruoyi
|
| | | */
|
| | | public class IpUtils
|
| | | {
|
| | | public static String getIpAddr(HttpServletRequest request)
|
| | | {
|
| | | if (request == null)
|
| | | {
|
| | | return "unknown";
|
| | | }
|
| | | 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("X-Forwarded-For");
|
| | | }
|
| | | 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.getHeader("X-Real-IP");
|
| | | }
|
| | |
|
| | | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
|
| | | {
|
| | | ip = request.getRemoteAddr();
|
| | | }
|
| | | return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : EscapeUtil.clean(ip);
|
| | | }
|
| | |
|
| | | public static boolean internalIp(String ip)
|
| | | {
|
| | | byte[] addr = textToNumericFormatV4(ip);
|
| | | return internalIp(addr) || "127.0.0.1".equals(ip);
|
| | | }
|
| | |
|
| | | private static boolean internalIp(byte[] addr)
|
| | | {
|
| | | if (StringUtils.isNull(addr) || addr.length < 2)
|
| | | {
|
| | | return true;
|
| | | }
|
| | | final byte b0 = addr[0];
|
| | | final byte b1 = addr[1];
|
| | | // 10.x.x.x/8
|
| | | final byte SECTION_1 = 0x0A;
|
| | | // 172.16.x.x/12
|
| | | final byte SECTION_2 = (byte) 0xAC;
|
| | | final byte SECTION_3 = (byte) 0x10;
|
| | | final byte SECTION_4 = (byte) 0x1F;
|
| | | // 192.168.x.x/16
|
| | | final byte SECTION_5 = (byte) 0xC0;
|
| | | final byte SECTION_6 = (byte) 0xA8;
|
| | | switch (b0)
|
| | | {
|
| | | case SECTION_1:
|
| | | return true;
|
| | | case SECTION_2:
|
| | | if (b1 >= SECTION_3 && b1 <= SECTION_4)
|
| | | {
|
| | | return true;
|
| | | }
|
| | | case SECTION_5:
|
| | | switch (b1)
|
| | | {
|
| | | case SECTION_6:
|
| | | return true;
|
| | | }
|
| | | default:
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将IPv4地址转换成字节
|
| | | * |
| | | * @param text IPv4地址
|
| | | * @return byte 字节
|
| | | */
|
| | | public static byte[] textToNumericFormatV4(String text)
|
| | | {
|
| | | if (text.length() == 0)
|
| | | {
|
| | | return null;
|
| | | }
|
| | |
|
| | | byte[] bytes = new byte[4];
|
| | | String[] elements = text.split("\\.", -1);
|
| | | try
|
| | | {
|
| | | long l;
|
| | | int i;
|
| | | switch (elements.length)
|
| | | {
|
| | | case 1:
|
| | | l = Long.parseLong(elements[0]);
|
| | | if ((l < 0L) || (l > 4294967295L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[0] = (byte) (int) (l >> 24 & 0xFF);
|
| | | bytes[1] = (byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF);
|
| | | bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
|
| | | bytes[3] = (byte) (int) (l & 0xFF);
|
| | | break;
|
| | | case 2:
|
| | | l = Integer.parseInt(elements[0]);
|
| | | if ((l < 0L) || (l > 255L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[0] = (byte) (int) (l & 0xFF);
|
| | | l = Integer.parseInt(elements[1]);
|
| | | if ((l < 0L) || (l > 16777215L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[1] = (byte) (int) (l >> 16 & 0xFF);
|
| | | bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
|
| | | bytes[3] = (byte) (int) (l & 0xFF);
|
| | | break;
|
| | | case 3:
|
| | | for (i = 0; i < 2; ++i)
|
| | | {
|
| | | l = Integer.parseInt(elements[i]);
|
| | | if ((l < 0L) || (l > 255L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[i] = (byte) (int) (l & 0xFF);
|
| | | }
|
| | | l = Integer.parseInt(elements[2]);
|
| | | if ((l < 0L) || (l > 65535L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[2] = (byte) (int) (l >> 8 & 0xFF);
|
| | | bytes[3] = (byte) (int) (l & 0xFF);
|
| | | break;
|
| | | case 4:
|
| | | for (i = 0; i < 4; ++i)
|
| | | {
|
| | | l = Integer.parseInt(elements[i]);
|
| | | if ((l < 0L) || (l > 255L)) {
|
| | | return null;
|
| | | }
|
| | | bytes[i] = (byte) (int) (l & 0xFF);
|
| | | }
|
| | | break;
|
| | | default:
|
| | | return null;
|
| | | }
|
| | | }
|
| | | catch (NumberFormatException e)
|
| | | {
|
| | | return null;
|
| | | }
|
| | | return bytes;
|
| | | }
|
| | |
|
| | | public static String getHostIp()
|
| | | {
|
| | | try
|
| | | {
|
| | | return InetAddress.getLocalHost().getHostAddress();
|
| | | }
|
| | | catch (UnknownHostException e)
|
| | | {
|
| | | }
|
| | | return "127.0.0.1";
|
| | | }
|
| | |
|
| | | public static String getHostName()
|
| | | {
|
| | | try
|
| | | {
|
| | | return InetAddress.getLocalHost().getHostName();
|
| | | }
|
| | | catch (UnknownHostException e)
|
| | | {
|
| | | }
|
| | | return "未知";
|
| | | }
|
| | | package com.ruoyi.common.utils.ip; |
| | | |
| | | import java.net.InetAddress; |
| | | import java.net.UnknownHostException; |
| | | import javax.servlet.http.HttpServletRequest; |
| | | import com.ruoyi.common.utils.StringUtils; |
| | | import com.ruoyi.common.utils.html.EscapeUtil; |
| | | |
| | | /** |
| | | * 获取IP方法 |
| | | * |
| | | * @author ruoyi |
| | | */ |
| | | public class IpUtils |
| | | { |
| | | public static String getIpAddr(HttpServletRequest request) |
| | | { |
| | | if (request == null) |
| | | { |
| | | return "unknown"; |
| | | } |
| | | 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("X-Forwarded-For"); |
| | | } |
| | | 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.getHeader("X-Real-IP"); |
| | | } |
| | | |
| | | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) |
| | | { |
| | | ip = request.getRemoteAddr(); |
| | | } |
| | | return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : EscapeUtil.clean(ip); |
| | | } |
| | | |
| | | public static boolean internalIp(String ip) |
| | | { |
| | | byte[] addr = textToNumericFormatV4(ip); |
| | | return internalIp(addr) || "127.0.0.1".equals(ip); |
| | | } |
| | | |
| | | private static boolean internalIp(byte[] addr) |
| | | { |
| | | if (StringUtils.isNull(addr) || addr.length < 2) |
| | | { |
| | | return true; |
| | | } |
| | | final byte b0 = addr[0]; |
| | | final byte b1 = addr[1]; |
| | | // 10.x.x.x/8 |
| | | final byte SECTION_1 = 0x0A; |
| | | // 172.16.x.x/12 |
| | | final byte SECTION_2 = (byte) 0xAC; |
| | | final byte SECTION_3 = (byte) 0x10; |
| | | final byte SECTION_4 = (byte) 0x1F; |
| | | // 192.168.x.x/16 |
| | | final byte SECTION_5 = (byte) 0xC0; |
| | | final byte SECTION_6 = (byte) 0xA8; |
| | | switch (b0) |
| | | { |
| | | case SECTION_1: |
| | | return true; |
| | | case SECTION_2: |
| | | if (b1 >= SECTION_3 && b1 <= SECTION_4) |
| | | { |
| | | return true; |
| | | } |
| | | case SECTION_5: |
| | | switch (b1) |
| | | { |
| | | case SECTION_6: |
| | | return true; |
| | | } |
| | | default: |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将IPv4地址转换成字节 |
| | | * |
| | | * @param text IPv4地址 |
| | | * @return byte 字节 |
| | | */ |
| | | public static byte[] textToNumericFormatV4(String text) |
| | | { |
| | | if (text.length() == 0) |
| | | { |
| | | return null; |
| | | } |
| | | |
| | | byte[] bytes = new byte[4]; |
| | | String[] elements = text.split("\\.", -1); |
| | | try |
| | | { |
| | | long l; |
| | | int i; |
| | | switch (elements.length) |
| | | { |
| | | case 1: |
| | | l = Long.parseLong(elements[0]); |
| | | if ((l < 0L) || (l > 4294967295L)) { |
| | | return null; |
| | | } |
| | | bytes[0] = (byte) (int) (l >> 24 & 0xFF); |
| | | bytes[1] = (byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF); |
| | | bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF); |
| | | bytes[3] = (byte) (int) (l & 0xFF); |
| | | break; |
| | | case 2: |
| | | l = Integer.parseInt(elements[0]); |
| | | if ((l < 0L) || (l > 255L)) { |
| | | return null; |
| | | } |
| | | bytes[0] = (byte) (int) (l & 0xFF); |
| | | l = Integer.parseInt(elements[1]); |
| | | if ((l < 0L) || (l > 16777215L)) { |
| | | return null; |
| | | } |
| | | bytes[1] = (byte) (int) (l >> 16 & 0xFF); |
| | | bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF); |
| | | bytes[3] = (byte) (int) (l & 0xFF); |
| | | break; |
| | | case 3: |
| | | for (i = 0; i < 2; ++i) |
| | | { |
| | | l = Integer.parseInt(elements[i]); |
| | | if ((l < 0L) || (l > 255L)) { |
| | | return null; |
| | | } |
| | | bytes[i] = (byte) (int) (l & 0xFF); |
| | | } |
| | | l = Integer.parseInt(elements[2]); |
| | | if ((l < 0L) || (l > 65535L)) { |
| | | return null; |
| | | } |
| | | bytes[2] = (byte) (int) (l >> 8 & 0xFF); |
| | | bytes[3] = (byte) (int) (l & 0xFF); |
| | | break; |
| | | case 4: |
| | | for (i = 0; i < 4; ++i) |
| | | { |
| | | l = Integer.parseInt(elements[i]); |
| | | if ((l < 0L) || (l > 255L)) { |
| | | return null; |
| | | } |
| | | bytes[i] = (byte) (int) (l & 0xFF); |
| | | } |
| | | break; |
| | | default: |
| | | return null; |
| | | } |
| | | } |
| | | catch (NumberFormatException e) |
| | | { |
| | | return null; |
| | | } |
| | | return bytes; |
| | | } |
| | | |
| | | public static String getHostIp() |
| | | { |
| | | try |
| | | { |
| | | return InetAddress.getLocalHost().getHostAddress(); |
| | | } |
| | | catch (UnknownHostException e) |
| | | { |
| | | } |
| | | return "127.0.0.1"; |
| | | } |
| | | |
| | | public static String getHostName() |
| | | { |
| | | try |
| | | { |
| | | return InetAddress.getLocalHost().getHostName(); |
| | | } |
| | | catch (UnknownHostException e) |
| | | { |
| | | } |
| | | return "未知"; |
| | | } |
| | | } |