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/**
*
*/
package com.github.ibole.infrastructure.security;
import com.github.ibole.infrastructure.security.certificate.SslCertificateUtils;
import java.security.KeyStore;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.security.Signature;
import java.security.cert.Certificate;
import java.security.cert.X509Certificate;
import java.util.Date;
import javax.crypto.Cipher;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManagerFactory;
/*********************************************************************************************.
*
*
* Copyright 2016, iBole Inc. All rights reserved.
*
*
*********************************************************************************************/
/**
* @author bwang ([email protected])
*
*/
public abstract class CertificateCoder extends Coder {
/**
* Java密钥库(Java Key Store，JKS)KEY_STORE
*/
public static final String KEY_STORE = "JKS";
public static final String X509 = "X.509";
public static final String SunX509 = "SunX509";
public static final String SSL = "SSL";
/**
* 私钥加密
*
* @param data
* @param keyStorePath
* @param alias
* @param password
* @return
* @throws Exception
*/
public static byte[] encryptByPrivateKey(byte[] data, String keyStorePath,
String alias, String password) throws Exception {
// 取得私钥
PrivateKey privateKey = SslCertificateUtils.getPrivateKey(keyStorePath, alias, password);
// 对数据加密
Cipher cipher = Cipher.getInstance(privateKey.getAlgorithm());
cipher.init(Cipher.ENCRYPT_MODE, privateKey);
return cipher.doFinal(data);
}
/**
* 私钥解密
*
* @param data
* @param keyStorePath
* @param alias
* @param password
* @return
* @throws Exception
*/
public static byte[] decryptByPrivateKey(byte[] data, String keyStorePath,
String alias, String password) throws Exception {
// 取得私钥
PrivateKey privateKey = SslCertificateUtils.getPrivateKey(keyStorePath, alias, password);
// 对数据加密
Cipher cipher = Cipher.getInstance(privateKey.getAlgorithm());
cipher.init(Cipher.DECRYPT_MODE, privateKey);
return cipher.doFinal(data);
}
/**
* 公钥加密
*
* @param data
* @param certificatePath
* @return
* @throws Exception
*/
public static byte[] encryptByPublicKey(byte[] data, String certificatePath)
throws Exception {
// 取得公钥
PublicKey publicKey = SslCertificateUtils.getPublicKey(certificatePath);
// 对数据加密
Cipher cipher = Cipher.getInstance(publicKey.getAlgorithm());
cipher.init(Cipher.ENCRYPT_MODE, publicKey);
return cipher.doFinal(data);
}
/**
* 公钥解密
*
* @param data
* @param certificatePath
* @return
* @throws Exception
*/
public static byte[] decryptByPublicKey(byte[] data, String certificatePath)
throws Exception {
// 取得公钥
PublicKey publicKey = SslCertificateUtils.getPublicKey(certificatePath);
// 对数据加密
Cipher cipher = Cipher.getInstance(publicKey.getAlgorithm());
cipher.init(Cipher.DECRYPT_MODE, publicKey);
return cipher.doFinal(data);
}
/**
* 验证Certificate
*
* @param certificatePath
* @return
*/
public static boolean verifyCertificate(String certificatePath) {
return verifyCertificate(new Date(), certificatePath);
}
/**
* 验证Certificate是否过期或无效
*
* @param date
* @param certificatePath
* @return
*/
public static boolean verifyCertificate(Date date, String certificatePath) {
boolean status = true;
try {
// 取得证书
Certificate certificate = SslCertificateUtils.getCertificate(certificatePath);
// 验证证书是否过期或无效
status = verifyCertificate(date, certificate);
} catch (Exception e) {
status = false;
}
return status;
}
/**
* 验证证书是否过期或无效
*
* @param date
* @param certificate
* @return
*/
private static boolean verifyCertificate(Date date, Certificate certificate) {
boolean status = true;
try {
X509Certificate x509Certificate = (X509Certificate) certificate;
x509Certificate.checkValidity(date);
} catch (Exception e) {
status = false;
}
return status;
}
/**
* 签名
*
* @param keyStorePath
* @param alias
* @param password
*
* @return
* @throws Exception
*/
public static String sign(byte[] sign, String keyStorePath, String alias,
String password) throws Exception {
// 获得证书
X509Certificate x509Certificate = (X509Certificate) SslCertificateUtils.getCertificate(
keyStorePath, alias, password);
// 获取私钥
KeyStore ks = SslCertificateUtils.getKeyStore(keyStorePath, password);
// 取得私钥
PrivateKey privateKey = (PrivateKey) ks.getKey(alias, password
.toCharArray());
// 构建签名
Signature signature = Signature.getInstance(x509Certificate
.getSigAlgName());
signature.initSign(privateKey);
signature.update(sign);
return encryptBASE64(signature.sign());
}
/**
* 验证签名
*
* @param data
* @param sign
* @param certificatePath
* @return
* @throws Exception
*/
public static boolean verify(byte[] data, String sign,
String certificatePath) throws Exception {
// 获得证书
X509Certificate x509Certificate = (X509Certificate) SslCertificateUtils.getCertificate(certificatePath);
// 获得公钥
PublicKey publicKey = x509Certificate.getPublicKey();
// 构建签名
Signature signature = Signature.getInstance(x509Certificate
.getSigAlgName());
signature.initVerify(publicKey);
signature.update(data);
return signature.verify(decryptBASE64(sign));
}
/**
* 验证Certificate
*
* @param keyStorePath
* @param alias
* @param password
* @return
*/
public static boolean verifyCertificate(Date date, String keyStorePath,
String alias, String password) {
boolean status = true;
try {
Certificate certificate = SslCertificateUtils.getCertificate(keyStorePath, alias,
password);
status = verifyCertificate(date, certificate);
} catch (Exception e) {
status = false;
}
return status;
}
/**
* 验证Certificate
*
* @param keyStorePath
* @param alias
* @param password
* @return
*/
public static boolean verifyCertificate(String keyStorePath, String alias,
String password) {
return verifyCertificate(new Date(), keyStorePath, alias, password);
}
/**
* 获得SSLSocektFactory
*
* @param password
* 密码
* @param keyStorePath
* 密钥库路径
*
* @param trustKeyStorePath
* 信任库路径
* @return
* @throws Exception
*/
private static SSLSocketFactory getSSLSocketFactory(String password,
String keyStorePath, String trustKeyStorePath) throws Exception {
// 初始化密钥库
KeyManagerFactory keyManagerFactory = KeyManagerFactory
.getInstance(SunX509);
KeyStore keyStore = SslCertificateUtils.getKeyStore(keyStorePath, password);
keyManagerFactory.init(keyStore, password.toCharArray());
// 初始化信任库
TrustManagerFactory trustManagerFactory = TrustManagerFactory
.getInstance(SunX509);
KeyStore trustkeyStore = SslCertificateUtils.getKeyStore(trustKeyStorePath, password);
trustManagerFactory.init(trustkeyStore);
// 初始化SSL上下文
SSLContext ctx = SSLContext.getInstance(SSL);
ctx.init(keyManagerFactory.getKeyManagers(), trustManagerFactory
.getTrustManagers(), null);
SSLSocketFactory sf = ctx.getSocketFactory();
return sf;
}
/**
* 为HttpsURLConnection配置SSLSocketFactory
*
* @param conn
* HttpsURLConnection
* @param password
* 密码
* @param keyStorePath
* 密钥库路径
*
* @param trustKeyStorePath
* 信任库路径
* @throws Exception
*/
public static void configSSLSocketFactory(HttpsURLConnection conn,
String password, String keyStorePath, String trustKeyStorePath)
throws Exception {
conn.setSSLSocketFactory(getSSLSocketFactory(password, keyStorePath,
trustKeyStorePath));
}
}
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