JAVA 编写的 License生成器(JAVA源码+运行bat)

package com.wisedu.zzfw.crypto; import java.io.BufferedReader; import java.io.ByteArrayInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.security.PrivateKey; import java.security.PublicKey; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Locale; import org.apache.commons.codec.binary.Base64; import org.apache.commons.io.FileUtils; import org.apache.commons.lang.StringUtils; import com.wisedu.zzfw.crypto.exception.LicenseInvalidException; /** * 这个类，在打包的时候，不发布到现场。 * @author stzhang */ public class MyRSAEnCoderTools { public final static String licenseFilePath = "D:\\license"; public final static String licenseSourceFileName = "ZZFWServer.txt"; public final static String licenseFileName = "ZZFWServer.lic"; public final static String PARAMETERMACHINDECODE = "DKDH8273DJJH839DKKSAYUWCBNXM283"; public final static String[] defaultFileContent = { "LICENSEID=BAIDU-FOR-XZXY", "LICENSENAME=xxx系统授权给XX大学", "LICENSETYPE=1", "EXPIREDAY=2017-09-30", //日期采用yyyy-MM-dd日期格式 "PRINTCLIENTCOUNT=100", "CHECKMACHINECODE=NO", //正式发布到现场的证书中, 不包含这一行. 主要为了适应开发环境的调试和运行. "MACHINECODE=DKDH8273DJJH839DKK,SAYUWCBNXM283" }; // public static void main(String[] args) throws Exception { // String filePath = licenseFilePath + File.separator + licenseFileName; // genLicenseFile(licenseFilePath, licenseSourceFileName, licenseFileName, defaultFileContent); // boolean f = checkLicenseFile(filePath, PARAMETERMACHINDECODE, new Date() ); // System.out.println("证书check结果:" + f); // } public static void initLicensePath() { System.out.println("-----------开始初始化路径-----------"); try { initLicensePath(licenseFilePath,licenseSourceFileName, defaultFileContent); } catch (Exception e) { System.out.println(e.getMessage()); } System.out.println("-----------初始化路径完成-----------"); } public static void genLicenseFile() { System.out.println("-----------开始生成证书-----------"); String filePath = licenseFilePath + File.separator + licenseFileName; try { genLicenseFile(licenseFilePath, licenseSourceFileName, licenseFileName, defaultFileContent); boolean f = checkLicenseFile(filePath, PARAMETERMACHINDECODE, new Date() ); System.out.println("证书check结果:" + f); } catch (Exception e) { System.out.println(e.getMessage()); } System.out.println("-----------生成证书完成-----------"); } /** * 初始化目录 * @param licensePath * @param sourceFileName * @param defaultLicenseContent * @throws Exception */ private static void initLicensePath(String licensePath, String sourceFileName, String[] defaultLicenseContent)throws Exception { File file = new File(licensePath + File.separator + sourceFileName); File filePath = new File(licensePath); if(filePath.exists() ){ System.out.println("路径已经存在:" + filePath.getAbsolutePath()); }else{ filePath.mkdirs(); } if(file.exists()){ System.out.println("License源文件已经存在:" + file.getAbsolutePath()); }else{ List<String> lines = new ArrayList<String>(); for(int j = 0, len = defaultLicenseContent.length; j< len; j++){ if(StringUtils.isNotEmpty(defaultLicenseContent[j])){ lines.add(defaultLicenseContent[j]); } } FileUtils.writeLines(file, "UTF-8", lines); System.out.println("初始化路径完成:" + file.getAbsolutePath()); } } /** * 生成证书License文件 * @param licensePath： 证书文件和原始文件的路径 * @param sourceFileName: 原始文件的文件名 * @param licenseFileName: 证书文件的文件名 * @param defaultLicenseContent： 默认产生的内容 * @throws Exception */ private static void genLicenseFile(String licensePath, String sourceFileName, String licenseFileName, String[] defaultLicenseContent) throws Exception { // 加载证书 PrivateKey privateKey = RSAEnCoder.getPrivateKey(CryptoPrivateKeys.KEYMODULUS, CryptoPrivateKeys.PRIVATEKEYEXPONENT); File file = new File(licensePath + File.separator + sourceFileName); File licenseFile = new File(licensePath + File.separator + licenseFileName); File filePath = new File(licensePath); if(!filePath.exists() ){ filePath.mkdirs(); } if(!file.exists()){ initLicensePath(licensePath,sourceFileName, defaultLicenseContent); } if(!file.exists()){ throw new Exception("没有获取License加密的源文件"); } if(licenseFile.exists()){ licenseFile.delete(); } FileInputStream fis = new FileInputStream(file); if(fis.available() == 0){ throw new FileNotFoundException("License加密的源文件为空"); } fis.close(); byte[] sByte = FileUtils.readFileToByteArray(file); if(sByte.length == 0){ throw new FileNotFoundException("License加密的源文件为空"); } byte[] encoderData = RSAEnCoder.encryptRSA(sByte, privateKey); String sign = RSAEnCoder.sign(encoderData, privateKey); //把签名也写进证书， 进行License的自我校验。 byte[] signBytes = ("\n"+sign).getBytes(); byte[] raw = new byte[encoderData.length + signBytes.length]; //合并两个byte[] System.arraycopy(encoderData,0,raw,0,encoderData.length); System.arraycopy(signBytes,0,raw,encoderData.length,signBytes.length); // 双重加密 byte[] encoderaw = RSAEnCoder.encryptRSA(raw, privateKey); FileUtils.writeByteArrayToFile(licenseFile, encoderaw); System.out.println("License生成完成,路径:" + licenseFile.getAbsolutePath()); } private static boolean checkLicenseFile(String licenseFilePath, String machCode, Date currentDate) throws Exception { // 加载证书 PublicKey publicKey = RSADeCoder.getPublicKey(CryptoPublicKeys.KEYMODULUS, CryptoPublicKeys.PUBLICKEYEXPONENT); File licenseFile = new File(licenseFilePath); if(!licenseFile.exists()){ throw new Exception("没有获取License文件"); } FileInputStream fis = FileUtils.openInputStream(licenseFile); if(fis.available() == 0){ throw new FileNotFoundException("License加密文件为空"); } fis.close(); //首先读入License文件 byte[] encoderData = FileUtils.readFileToByteArray(licenseFile); byte[] sbytes = RSADeCoder.decryptRSA(encoderData, publicKey); byte[] firstEncoderData = null; byte[] secondSignData = null; int index =0 ; for(int len = sbytes.length; index< len ; index ++ ){ if(sbytes[index] == '\n'){ firstEncoderData = new byte[index]; secondSignData = new byte[len - index - 1]; //合并两个byte[] System.arraycopy(sbytes, 0, firstEncoderData,0, firstEncoderData.length); System.arraycopy(sbytes,index + 1, secondSignData, 0 ,secondSignData.length); //如果已经是base64编码， 则直接返回 if(isArrayByteBase64(secondSignData)){ break; } } } String sign = new String(secondSignData); //System.out.println("sbytes:"+new String(sbytes) ); //System.out.println("sign:"+sign); boolean verify = RSADeCoder.verify(firstEncoderData, sign, publicKey); if(!verify){ throw new LicenseInvalidException("License签名校验无效,请确认这证书的有效性."); } //再次解密， 得到最终的授权内容 byte[] textBytes = RSADeCoder.decryptRSA(firstEncoderData, publicKey); System.out.println("授权文件详情:\n"+new String(textBytes) ); HashMap<String, String> prop = genDataFromArr