From 87d5a6f4bcb6f4623d65e1a837df20ea050f0d4b Mon Sep 17 00:00:00 2001 From: Leo Date: Tue, 17 Oct 2023 18:07:24 +0800 Subject: [PATCH] 1 --- .../cn/van333/wxsend/enums/WXMessageType.java | 2 - .../cn/van333/wxsend/util/ip/IpUtils.java | 179 ++++++------------ 2 files changed, 58 insertions(+), 123 deletions(-) diff --git a/src/main/java/cn/van333/wxsend/enums/WXMessageType.java b/src/main/java/cn/van333/wxsend/enums/WXMessageType.java index 9ce7b18..577ab70 100644 --- a/src/main/java/cn/van333/wxsend/enums/WXMessageType.java +++ b/src/main/java/cn/van333/wxsend/enums/WXMessageType.java @@ -1,7 +1,5 @@ package cn.van333.wxsend.enums; -import cn.hutool.core.util.ObjectUtil; - /** * @author Leo * @version 1.0 diff --git a/src/main/java/cn/van333/wxsend/util/ip/IpUtils.java b/src/main/java/cn/van333/wxsend/util/ip/IpUtils.java index 059021f..8e6188e 100644 --- a/src/main/java/cn/van333/wxsend/util/ip/IpUtils.java +++ b/src/main/java/cn/van333/wxsend/util/ip/IpUtils.java @@ -2,13 +2,12 @@ package cn.van333.wxsend.util.ip; import cn.van333.wxsend.business.service.LogService; import cn.van333.wxsend.util.str.StringUtils; -import com.alibaba.fastjson2.JSON; import org.slf4j.Logger; import org.slf4j.LoggerFactory; +import javax.servlet.http.HttpServletRequest; import java.net.InetAddress; import java.net.UnknownHostException; -import javax.servlet.http.HttpServletRequest; /** @@ -16,25 +15,22 @@ import javax.servlet.http.HttpServletRequest; * * @author ruoyi */ -public class IpUtils -{ - - private static final Logger logger = LoggerFactory.getLogger(LogService.class); +public class IpUtils { public final static String REGX_0_255 = "(25[0-5]|2[0-4]\\d|1\\d{2}|[1-9]\\d|\\d)"; // 匹配 ip public final static String REGX_IP = "((" + REGX_0_255 + "\\.){3}" + REGX_0_255 + ")"; - public final static String REGX_IP_WILDCARD = "(((\\*\\.){3}\\*)|(" + REGX_0_255 + "(\\.\\*){3})|(" + REGX_0_255 + "\\." + REGX_0_255 + ")(\\.\\*){2}" + "|((" + REGX_0_255 + "\\.){3}\\*))"; // 匹配网段 public final static String REGX_IP_SEG = "(" + REGX_IP + "\\-" + REGX_IP + ")"; + public final static String REGX_IP_WILDCARD = "(((\\*\\.){3}\\*)|(" + REGX_0_255 + "(\\.\\*){3})|(" + REGX_0_255 + "\\." + REGX_0_255 + ")(\\.\\*){2}" + "|((" + REGX_0_255 + "\\.){3}\\*))"; + private static final Logger logger = LoggerFactory.getLogger(LogService.class); /** * 获取客户端IP * * @return IP地址 */ - public static String getIpAddr() - { + public static String getIpAddr() { return getIpAddr(ServletUtils.getRequest()); } @@ -44,40 +40,33 @@ public class IpUtils * @param request 请求对象 * @return IP地址 */ - public static String getIpAddr(HttpServletRequest request) - { - if (request == null) - { + public static String getIpAddr(HttpServletRequest request) { + if (request == null) { return "unknown"; } String ip = request.getHeader("x-forwarded-for"); logger.info(ip); - if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) - { + if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("Proxy-Client-IP"); logger.info(ip); } - if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) - { + if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("X-Forwarded-For"); logger.info(ip); } - if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) - { + if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("WL-Proxy-Client-IP"); logger.info(ip); } - if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) - { + if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("X-Real-IP"); logger.info(ip); } - if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) - { + if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getRemoteAddr(); logger.info(ip); logger.info(ip); @@ -93,8 +82,7 @@ public class IpUtils * @param ip IP地址 * @return 结果 */ - public static boolean internalIp(String ip) - { + public static boolean internalIp(String ip) { byte[] addr = textToNumericFormatV4(ip); return internalIp(addr) || "127.0.0.1".equals(ip); } @@ -105,10 +93,8 @@ public class IpUtils * @param addr byte地址 * @return 结果 */ - private static boolean internalIp(byte[] addr) - { - if (StringUtils.isNull(addr) || addr.length < 2) - { + private static boolean internalIp(byte[] addr) { + if (StringUtils.isNull(addr) || addr.length < 2) { return true; } final byte b0 = addr[0]; @@ -122,18 +108,15 @@ public class IpUtils // 192.168.x.x/16 final byte SECTION_5 = (byte) 0xC0; final byte SECTION_6 = (byte) 0xA8; - switch (b0) - { + switch (b0) { case SECTION_1: return true; case SECTION_2: - if (b1 >= SECTION_3 && b1 <= SECTION_4) - { + if (b1 >= SECTION_3 && b1 <= SECTION_4) { return true; } case SECTION_5: - switch (b1) - { + switch (b1) { case SECTION_6: return true; } @@ -148,25 +131,20 @@ public class IpUtils * @param text IPv4地址 * @return byte 字节 */ - public static byte[] textToNumericFormatV4(String text) - { - if (text.length() == 0) - { + public static byte[] textToNumericFormatV4(String text) { + if (text.length() == 0) { return null; } byte[] bytes = new byte[4]; String[] elements = text.split("\\.", -1); - try - { + try { long l; int i; - switch (elements.length) - { + switch (elements.length) { case 1: l = Long.parseLong(elements[0]); - if ((l < 0L) || (l > 4294967295L)) - { + if ((l < 0L) || (l > 4294967295L)) { return null; } bytes[0] = (byte) (int) (l >> 24 & 0xFF); @@ -176,14 +154,12 @@ public class IpUtils break; case 2: l = Integer.parseInt(elements[0]); - if ((l < 0L) || (l > 255L)) - { + if ((l < 0L) || (l > 255L)) { return null; } bytes[0] = (byte) (int) (l & 0xFF); l = Integer.parseInt(elements[1]); - if ((l < 0L) || (l > 16777215L)) - { + if ((l < 0L) || (l > 16777215L)) { return null; } bytes[1] = (byte) (int) (l >> 16 & 0xFF); @@ -191,29 +167,24 @@ public class IpUtils bytes[3] = (byte) (int) (l & 0xFF); break; case 3: - for (i = 0; i < 2; ++i) - { + for (i = 0; i < 2; ++i) { l = Integer.parseInt(elements[i]); - if ((l < 0L) || (l > 255L)) - { + if ((l < 0L) || (l > 255L)) { return null; } bytes[i] = (byte) (int) (l & 0xFF); } l = Integer.parseInt(elements[2]); - if ((l < 0L) || (l > 65535L)) - { + 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) - { + for (i = 0; i < 4; ++i) { l = Integer.parseInt(elements[i]); - if ((l < 0L) || (l > 255L)) - { + if ((l < 0L) || (l > 255L)) { return null; } bytes[i] = (byte) (int) (l & 0xFF); @@ -222,9 +193,7 @@ public class IpUtils default: return null; } - } - catch (NumberFormatException e) - { + } catch (NumberFormatException e) { return null; } return bytes; @@ -235,14 +204,10 @@ public class IpUtils * * @return 本地IP地址 */ - public static String getHostIp() - { - try - { + public static String getHostIp() { + try { return InetAddress.getLocalHost().getHostAddress(); - } - catch (UnknownHostException e) - { + } catch (UnknownHostException e) { } return "127.0.0.1"; } @@ -252,14 +217,10 @@ public class IpUtils * * @return 本地主机名 */ - public static String getHostName() - { - try - { + public static String getHostName() { + try { return InetAddress.getLocalHost().getHostName(); - } - catch (UnknownHostException e) - { + } catch (UnknownHostException e) { } return "未知"; } @@ -270,18 +231,12 @@ public class IpUtils * @param ip 获得的IP地址 * @return 第一个非unknown IP地址 */ - public static String getMultistageReverseProxyIp(String ip) - { - logger.info(ip); - + public static String getMultistageReverseProxyIp(String ip) { // 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(","); - for (String subIp : ips) - { - if (false == isUnknown(subIp)) - { + for (String subIp : ips) { + if (false == isUnknown(subIp)) { ip = subIp; break; } @@ -296,39 +251,33 @@ public class IpUtils * @param checkString 被检测的字符串 * @return 是否未知 */ - public static boolean isUnknown(String checkString) - { + public static boolean isUnknown(String checkString) { return StringUtils.isBlank(checkString) || "unknown".equalsIgnoreCase(checkString); } /** * 是否为IP */ - public static boolean isIP(String ip) - { + public static boolean isIP(String ip) { return StringUtils.isNotBlank(ip) && ip.matches(REGX_IP); } /** * 是否为IP，或 *为间隔的通配符地址 */ - public static boolean isIpWildCard(String ip) - { + public static boolean isIpWildCard(String ip) { return StringUtils.isNotBlank(ip) && ip.matches(REGX_IP_WILDCARD); } /** * 检测参数是否在ip通配符里 */ - public static boolean ipIsInWildCardNoCheck(String ipWildCard, String ip) - { + public static boolean ipIsInWildCardNoCheck(String ipWildCard, String ip) { String[] s1 = ipWildCard.split("\\."); String[] s2 = ip.split("\\."); boolean isMatchedSeg = true; - for (int i = 0; i < s1.length && !s1[i].equals("*"); i++) - { - if (!s1[i].equals(s2[i])) - { + for (int i = 0; i < s1.length && !s1[i].equals("*"); i++) { + if (!s1[i].equals(s2[i])) { isMatchedSeg = false; break; } @@ -339,29 +288,25 @@ public class IpUtils /** * 是否为特定格式如:“10.10.10.1-10.10.10.99”的ip段字符串 */ - public static boolean isIPSegment(String ipSeg) - { + public static boolean isIPSegment(String ipSeg) { return StringUtils.isNotBlank(ipSeg) && ipSeg.matches(REGX_IP_SEG); } /** * 判断ip是否在指定网段中 */ - public static boolean ipIsInNetNoCheck(String iparea, String ip) - { + public static boolean ipIsInNetNoCheck(String iparea, String ip) { int idx = iparea.indexOf('-'); String[] sips = iparea.substring(0, idx).split("\\."); String[] sipe = iparea.substring(idx + 1).split("\\."); String[] sipt = ip.split("\\."); long ips = 0L, ipe = 0L, ipt = 0L; - for (int i = 0; i < 4; ++i) - { + for (int i = 0; i < 4; ++i) { ips = ips << 8 | Integer.parseInt(sips[i]); ipe = ipe << 8 | Integer.parseInt(sipe[i]); ipt = ipt << 8 | Integer.parseInt(sipt[i]); } - if (ips > ipe) - { + if (ips > ipe) { long t = ips; ips = ipe; ipe = t; @@ -373,28 +318,20 @@ public class IpUtils * 校验ip是否符合过滤串规则 * * @param filter 过滤IP列表,支持后缀'*'通配,支持网段如:`10.10.10.1-10.10.10.99` - * @param ip 校验IP地址 + * @param ip 校验IP地址 * @return boolean 结果 */ - public static boolean isMatchedIp(String filter, String ip) - { - if (StringUtils.isEmpty(filter) || StringUtils.isEmpty(ip)) - { + public static boolean isMatchedIp(String filter, String ip) { + if (StringUtils.isEmpty(filter) || StringUtils.isEmpty(ip)) { return false; } String[] ips = filter.split(";"); - for (String iStr : ips) - { - if (isIP(iStr) && iStr.equals(ip)) - { + for (String iStr : ips) { + if (isIP(iStr) && iStr.equals(ip)) { return true; - } - else if (isIpWildCard(iStr) && ipIsInWildCardNoCheck(iStr, ip)) - { + } else if (isIpWildCard(iStr) && ipIsInWildCardNoCheck(iStr, ip)) { return true; - } - else if (isIPSegment(iStr) && ipIsInNetNoCheck(iStr, ip)) - { + } else if (isIPSegment(iStr) && ipIsInNetNoCheck(iStr, ip)) { return true; } }