package com.zy.system.entity.license;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import java.net.InetAddress;
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import java.net.NetworkInterface;
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import java.net.SocketException;
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import java.util.ArrayList;
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import java.util.Enumeration;
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import java.util.List;
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/**
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* 用于获取客户服务器的基本信息，如：IP、Mac地址、CPU序列号、主板序列号等
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*/
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public abstract class AbstractServerInfos {
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private static Logger logger = LogManager.getLogger(AbstractServerInfos.class);
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/**
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* 组装需要额外校验的License参数
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*/
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public LicenseCheck getServerInfos(){
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LicenseCheck result = new LicenseCheck();
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try {
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result.setIpAddress(this.getIpAddress());
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}catch (Exception e){
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logger.error("获取服务器IP失败",e);
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}
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try {
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result.setMacAddress(this.getMacAddress());
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}catch (Exception e){
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logger.error("获取服务器MAC失败",e);
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}
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try {
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result.setCpuSerial(this.getCPUSerial());
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}catch (Exception e){
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logger.error("获取服务器CPU序列号失败",e);
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}
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try {
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result.setMainBoardSerial(this.getMainBoardSerial());
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}catch (Exception e){
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logger.error("获取服务器主板序列号失败",e);
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}
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return result;
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}
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/**
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* 获取IP地址
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*/
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protected abstract List<String> getIpAddress() throws Exception;
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/**
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* 获取Mac地址
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*/
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protected abstract List<String> getMacAddress() throws Exception;
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/**
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* 获取CPU序列号
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*/
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protected abstract String getCPUSerial() throws Exception;
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/**
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* 获取主板序列号
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*/
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protected abstract String getMainBoardSerial() throws Exception;
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/**
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* 获取当前服务器所有符合条件的InetAddress
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*/
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protected List<InetAddress> getLocalAllInetAddress() throws Exception {
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List<InetAddress> result = new ArrayList<>(4);
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// 遍历所有的网络接口
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for (Enumeration networkInterfaces = NetworkInterface.getNetworkInterfaces(); networkInterfaces.hasMoreElements(); ) {
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NetworkInterface iface = (NetworkInterface) networkInterfaces.nextElement();
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// 在所有的接口下再遍历IP
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for (Enumeration inetAddresses = iface.getInetAddresses(); inetAddresses.hasMoreElements(); ) {
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InetAddress inetAddr = (InetAddress) inetAddresses.nextElement();
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//排除LoopbackAddress、SiteLocalAddress、LinkLocalAddress、MulticastAddress类型的IP地址
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if(!inetAddr.isLoopbackAddress() /*&& !inetAddr.isSiteLocalAddress()*/
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&& !inetAddr.isLinkLocalAddress() && !inetAddr.isMulticastAddress()){
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result.add(inetAddr);
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}
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}
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}
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return result;
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}
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/**
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* 获取某个网络接口的Mac地址
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*/
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protected String getMacByInetAddress(InetAddress inetAddr){
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try {
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byte[] mac = NetworkInterface.getByInetAddress(inetAddr).getHardwareAddress();
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if (mac == null) {
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return null;
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}
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StringBuffer stringBuffer = new StringBuffer();
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for(int i=0;i<mac.length;i++){
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if(i != 0) {
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stringBuffer.append("-");
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}
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//将十六进制byte转化为字符串
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String temp = Integer.toHexString(mac[i] & 0xff);
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if(temp.length() == 1){
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stringBuffer.append("0" + temp);
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}else{
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stringBuffer.append(temp);
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}
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}
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return stringBuffer.toString().toUpperCase();
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} catch (SocketException e) {
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e.printStackTrace();
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}
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return null;
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}
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}
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