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thinkgem
2018-01-01 22:20:21 +08:00
parent 698e162225
commit f273b9e146
1 changed files with 293 additions and 297 deletions
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590
common/src/main/java/com/jeesite/common/network/IpUtils.java
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@@ -1,297 +1,293 @@
package com.jeesite.common.network;
import javax.servlet.http.HttpServletRequest;
import com.jeesite.common.lang.ObjectUtils;
import com.jeesite.common.lang.StringUtils;
public class IpUtils {
/**
* 获取客户端IP地址
* @param request
* @return
*/
public static String getRemoteAddr(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 StringUtils.split(ObjectUtils.toString(ip), ",")[0];
}
/**
* 是否是本地地址
* @param ip
* @return
*/
public static boolean isLocalAddr(String ip){
return StringUtils.inString(ip, "127.0.0.1", "0:0:0:0:0:0:0:1");
}
/**
* 判断IP地址为内网IP还是公网IP
*
* tcp/ip协议中，专门保留了三个IP地址区域作为私有地址，其地址范围如下：
* 10.0.0.0/8：10.0.0.0～10.255.255.255
* 172.16.0.0/12：172.16.0.0～172.31.255.255
* 192.168.0.0/16：192.168.0.0～192.168.255.255
*
* @param ip
* @return
*/
public static boolean isInternalAddr(String ip) {
if (isLocalAddr(ip)){
return true;
}
byte[] addr = textToNumericFormatV4(ip);
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;
}
}
public static byte[] textToNumericFormatV4(String paramString) {
if (paramString.length() == 0) {
return null;
}
byte[] arrayOfByte = new byte[4];
String[] arrayOfString = paramString.split("\\.", -1);
try {
long l;
int i;
switch (arrayOfString.length) {
case 1:
l = Long.parseLong(arrayOfString[0]);
if ((l < 0L) || (l > 4294967295L)) {
return null;
}
arrayOfByte[0] = ((byte) (int) (l >> 24 & 0xFF));
arrayOfByte[1] = ((byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF));
arrayOfByte[2] = ((byte) (int) ((l & 0xFFFF) >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 2:
l = Integer.parseInt(arrayOfString[0]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[0] = ((byte) (int) (l & 0xFF));
l = Integer.parseInt(arrayOfString[1]);
if ((l < 0L) || (l > 16777215L)) {
return null;
}
arrayOfByte[1] = ((byte) (int) (l >> 16 & 0xFF));
arrayOfByte[2] = ((byte) (int) ((l & 0xFFFF) >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 3:
for (i = 0; i < 2; i++) {
l = Integer.parseInt(arrayOfString[i]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[i] = ((byte) (int) (l & 0xFF));
}
l = Integer.parseInt(arrayOfString[2]);
if ((l < 0L) || (l > 65535L)) {
return null;
}
arrayOfByte[2] = ((byte) (int) (l >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 4:
for (i = 0; i < 4; i++) {
l = Integer.parseInt(arrayOfString[i]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[i] = ((byte) (int) (l & 0xFF));
}
break;
default:
return null;
}
} catch (NumberFormatException localNumberFormatException) {
return null;
}
return arrayOfByte;
}
public static byte[] textToNumericFormatV6(String paramString) {
if (paramString.length() < 2) {
return null;
}
char[] arrayOfChar = paramString.toCharArray();
byte[] arrayOfByte1 = new byte[16];
int m = arrayOfChar.length;
int n = paramString.indexOf("%");
if (n == m - 1) {
return null;
}
if (n != -1) {
m = n;
}
int i = -1;
int i1 = 0;
int i2 = 0;
if ((arrayOfChar[i1] == ':') && (arrayOfChar[(++i1)] != ':')) {
return null;
}
int i3 = i1;
int j = 0;
int k = 0;
int i4;
while (i1 < m) {
char c = arrayOfChar[(i1++)];
i4 = Character.digit(c, 16);
if (i4 != -1) {
k <<= 4;
k |= i4;
if (k > 65535) {
return null;
}
j = 1;
} else if (c == ':') {
i3 = i1;
if (j == 0) {
if (i != -1) {
return null;
}
i = i2;
} else {
if (i1 == m) {
return null;
}
if (i2 + 2 > 16) {
return null;
}
arrayOfByte1[(i2++)] = ((byte) (k >> 8 & 0xFF));
arrayOfByte1[(i2++)] = ((byte) (k & 0xFF));
j = 0;
k = 0;
}
} else if ((c == '.') && (i2 + 4 <= 16)) {
String str = paramString.substring(i3, m);
int i5 = 0;
int i6 = 0;
while ((i6 = str.indexOf('.', i6)) != -1) {
i5++;
i6++;
}
if (i5 != 3) {
return null;
}
byte[] arrayOfByte3 = textToNumericFormatV4(str);
if (arrayOfByte3 == null) {
return null;
}
for (int i7 = 0; i7 < 4; i7++) {
arrayOfByte1[(i2++)] = arrayOfByte3[i7];
}
j = 0;
} else {
return null;
}
}
if (j != 0) {
if (i2 + 2 > 16) {
return null;
}
arrayOfByte1[(i2++)] = ((byte) (k >> 8 & 0xFF));
arrayOfByte1[(i2++)] = ((byte) (k & 0xFF));
}
if (i != -1) {
i4 = i2 - i;
if (i2 == 16) {
return null;
}
for (i1 = 1; i1 <= i4; i1++) {
arrayOfByte1[(16 - i1)] = arrayOfByte1[(i + i4 - i1)];
arrayOfByte1[(i + i4 - i1)] = 0;
}
i2 = 16;
}
if (i2 != 16) {
return null;
}
byte[] arrayOfByte2 = convertFromIPv4MappedAddress(arrayOfByte1);
if (arrayOfByte2 != null) {
return arrayOfByte2;
}
return arrayOfByte1;
}
public static boolean isIPv4LiteralAddress(String paramString) {
return textToNumericFormatV4(paramString) != null;
}
public static boolean isIPv6LiteralAddress(String paramString) {
return textToNumericFormatV6(paramString) != null;
}
public static byte[] convertFromIPv4MappedAddress(byte[] paramArrayOfByte) {
if (isIPv4MappedAddress(paramArrayOfByte)) {
byte[] arrayOfByte = new byte[4];
System.arraycopy(paramArrayOfByte, 12, arrayOfByte, 0, 4);
return arrayOfByte;
}
return null;
}
private static boolean isIPv4MappedAddress(byte[] paramArrayOfByte) {
if (paramArrayOfByte.length < 16) {
return false;
}
if ((paramArrayOfByte[0] == 0) && (paramArrayOfByte[1] == 0) && (paramArrayOfByte[2] == 0) && (paramArrayOfByte[3] == 0)
&& (paramArrayOfByte[4] == 0) && (paramArrayOfByte[5] == 0) && (paramArrayOfByte[6] == 0) && (paramArrayOfByte[7] == 0)
&& (paramArrayOfByte[8] == 0) && (paramArrayOfByte[9] == 0) && (paramArrayOfByte[10] == -1) && (paramArrayOfByte[11] == -1)) {
return true;
}
return false;
}
}
package com.jeesite.common.network;
import javax.servlet.http.HttpServletRequest;
import com.jeesite.common.lang.ObjectUtils;
import com.jeesite.common.lang.StringUtils;
public class IpUtils {
/**
* 获取客户端IP地址
* @param request
* @return
*/
public static String getRemoteAddr(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("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 StringUtils.split(ObjectUtils.toString(ip), ",")[0];
}
/**
* 是否是本地地址
* @param ip
* @return
*/
public static boolean isLocalAddr(String ip){
return StringUtils.inString(ip, "127.0.0.1", "0:0:0:0:0:0:0:1");
}
/**
* 判断IP地址为内网IP还是公网IP
*
* tcp/ip协议中，专门保留了三个IP地址区域作为私有地址，其地址范围如下：
* 10.0.0.0/8：10.0.0.0～10.255.255.255
* 172.16.0.0/12：172.16.0.0～172.31.255.255
* 192.168.0.0/16：192.168.0.0～192.168.255.255
*
* @param ip
* @return
*/
public static boolean isInternalAddr(String ip) {
if (isLocalAddr(ip)){
return true;
}
byte[] addr = textToNumericFormatV4(ip);
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;
}
}
public static byte[] textToNumericFormatV4(String paramString) {
if (paramString.length() == 0) {
return null;
}
byte[] arrayOfByte = new byte[4];
String[] arrayOfString = paramString.split("\\.", -1);
try {
long l;
int i;
switch (arrayOfString.length) {
case 1:
l = Long.parseLong(arrayOfString[0]);
if ((l < 0L) || (l > 4294967295L)) {
return null;
}
arrayOfByte[0] = ((byte) (int) (l >> 24 & 0xFF));
arrayOfByte[1] = ((byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF));
arrayOfByte[2] = ((byte) (int) ((l & 0xFFFF) >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 2:
l = Integer.parseInt(arrayOfString[0]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[0] = ((byte) (int) (l & 0xFF));
l = Integer.parseInt(arrayOfString[1]);
if ((l < 0L) || (l > 16777215L)) {
return null;
}
arrayOfByte[1] = ((byte) (int) (l >> 16 & 0xFF));
arrayOfByte[2] = ((byte) (int) ((l & 0xFFFF) >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 3:
for (i = 0; i < 2; i++) {
l = Integer.parseInt(arrayOfString[i]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[i] = ((byte) (int) (l & 0xFF));
}
l = Integer.parseInt(arrayOfString[2]);
if ((l < 0L) || (l > 65535L)) {
return null;
}
arrayOfByte[2] = ((byte) (int) (l >> 8 & 0xFF));
arrayOfByte[3] = ((byte) (int) (l & 0xFF));
break;
case 4:
for (i = 0; i < 4; i++) {
l = Integer.parseInt(arrayOfString[i]);
if ((l < 0L) || (l > 255L)) {
return null;
}
arrayOfByte[i] = ((byte) (int) (l & 0xFF));
}
break;
default:
return null;
}
} catch (NumberFormatException localNumberFormatException) {
return null;
}
return arrayOfByte;
}
public static byte[] textToNumericFormatV6(String paramString) {
if (paramString.length() < 2) {
return null;
}
char[] arrayOfChar = paramString.toCharArray();
byte[] arrayOfByte1 = new byte[16];
int m = arrayOfChar.length;
int n = paramString.indexOf("%");
if (n == m - 1) {
return null;
}
if (n != -1) {
m = n;
}
int i = -1;
int i1 = 0;
int i2 = 0;
if ((arrayOfChar[i1] == ':') && (arrayOfChar[(++i1)] != ':')) {
return null;
}
int i3 = i1;
int j = 0;
int k = 0;
int i4;
while (i1 < m) {
char c = arrayOfChar[(i1++)];
i4 = Character.digit(c, 16);
if (i4 != -1) {
k <<= 4;
k |= i4;
if (k > 65535) {
return null;
}
j = 1;
} else if (c == ':') {
i3 = i1;
if (j == 0) {
if (i != -1) {
return null;
}
i = i2;
} else {
if (i1 == m) {
return null;
}
if (i2 + 2 > 16) {
return null;
}
arrayOfByte1[(i2++)] = ((byte) (k >> 8 & 0xFF));
arrayOfByte1[(i2++)] = ((byte) (k & 0xFF));
j = 0;
k = 0;
}
} else if ((c == '.') && (i2 + 4 <= 16)) {
String str = paramString.substring(i3, m);
int i5 = 0;
int i6 = 0;
while ((i6 = str.indexOf('.', i6)) != -1) {
i5++;
i6++;
}
if (i5 != 3) {
return null;
}
byte[] arrayOfByte3 = textToNumericFormatV4(str);
if (arrayOfByte3 == null) {
return null;
}
for (int i7 = 0; i7 < 4; i7++) {
arrayOfByte1[(i2++)] = arrayOfByte3[i7];
}
j = 0;
} else {
return null;
}
}
if (j != 0) {
if (i2 + 2 > 16) {
return null;
}
arrayOfByte1[(i2++)] = ((byte) (k >> 8 & 0xFF));
arrayOfByte1[(i2++)] = ((byte) (k & 0xFF));
}
if (i != -1) {
i4 = i2 - i;
if (i2 == 16) {
return null;
}
for (i1 = 1; i1 <= i4; i1++) {
arrayOfByte1[(16 - i1)] = arrayOfByte1[(i + i4 - i1)];
arrayOfByte1[(i + i4 - i1)] = 0;
}
i2 = 16;
}
if (i2 != 16) {
return null;
}
byte[] arrayOfByte2 = convertFromIPv4MappedAddress(arrayOfByte1);
if (arrayOfByte2 != null) {
return arrayOfByte2;
}
return arrayOfByte1;
}
public static boolean isIPv4LiteralAddress(String paramString) {
return textToNumericFormatV4(paramString) != null;
}
public static boolean isIPv6LiteralAddress(String paramString) {
return textToNumericFormatV6(paramString) != null;
}
public static byte[] convertFromIPv4MappedAddress(byte[] paramArrayOfByte) {
if (isIPv4MappedAddress(paramArrayOfByte)) {
byte[] arrayOfByte = new byte[4];
System.arraycopy(paramArrayOfByte, 12, arrayOfByte, 0, 4);
return arrayOfByte;
}
return null;
}
private static boolean isIPv4MappedAddress(byte[] paramArrayOfByte) {
if (paramArrayOfByte.length < 16) {
return false;
}
if ((paramArrayOfByte[0] == 0) && (paramArrayOfByte[1] == 0) && (paramArrayOfByte[2] == 0) && (paramArrayOfByte[3] == 0)
&& (paramArrayOfByte[4] == 0) && (paramArrayOfByte[5] == 0) && (paramArrayOfByte[6] == 0) && (paramArrayOfByte[7] == 0)
&& (paramArrayOfByte[8] == 0) && (paramArrayOfByte[9] == 0) && (paramArrayOfByte[10] == -1) && (paramArrayOfByte[11] == -1)) {
return true;
}
return false;
}
}