Examples with PEMParser org.bouncycastle.openssl.PEMParser used on opensource projects

Example 11 with PEMParser

use of org.bouncycastle.openssl.PEMParser in project oxAuth by GluuFederation.

the class CertificateParser method parsePem.

public static X509Certificate parsePem(String pemEncodedCert) throws CertificateException {
    StringReader sr = new StringReader(pemEncodedCert);
    PEMParser pemReader = new PEMParser(sr);
    try {
        X509CertificateHolder certificateHolder = ((X509CertificateHolder) pemReader.readObject());
        if (certificateHolder == null) {
            return null;
        }
        X509Certificate cert = new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME).getCertificate(certificateHolder);
        return cert;
    } catch (IOException ex) {
        throw new CertificateException(ex);
    } finally {
        IOUtils.closeQuietly(pemReader);
    }
}

Example 12 with PEMParser

use of org.bouncycastle.openssl.PEMParser in project oxTrust by GluuFederation.

the class ManageCertificateAction method getKeyPair.

private KeyPair getKeyPair(String fileName) {
    KeyPair pair = null;
    JCERSAPrivateCrtKey privateKey = null;
    PEMParser r = null;
    FileReader fileReader = null;
    File keyFile = new File(getTempCertDir() + fileName.replace("crt", "key"));
    if (keyFile.isFile()) {
        try {
            fileReader = new FileReader(keyFile);
            r = new PEMParser(fileReader);
            Object keys = r.readObject();
            if (keys == null) {
                log.error(" Unable to read keys from: " + keyFile.getAbsolutePath());
                return null;
            }
            if (keys instanceof KeyPair) {
                pair = (KeyPair) keys;
                log.debug(keyFile.getAbsolutePath() + "contains KeyPair");
            } else if (keys instanceof JCERSAPrivateCrtKey) {
                privateKey = (JCERSAPrivateCrtKey) keys;
                log.debug(keyFile.getAbsolutePath() + "contains JCERSAPrivateCrtKey");
                BigInteger exponent = privateKey.getPublicExponent();
                BigInteger modulus = privateKey.getModulus();
                RSAPublicKeySpec publicKeySpec = new java.security.spec.RSAPublicKeySpec(modulus, exponent);
                PublicKey publicKey = null;
                try {
                    KeyFactory keyFactory = KeyFactory.getInstance("RSA");
                    publicKey = keyFactory.generatePublic(publicKeySpec);
                } catch (Exception e) {
                    e.printStackTrace();
                }
                pair = new KeyPair(publicKey, privateKey);
            } else {
                log.error(keyFile.getAbsolutePath() + " Contains unsupported key type: " + keys.getClass().getName());
                return null;
            }
        } catch (IOException e) {
            log.error(e.getMessage(), e);
            return null;
        } finally {
            try {
                r.close();
                fileReader.close();
            } catch (Exception e) {
                log.error(e.getMessage(), e);
                return null;
            }
        }
    } else {
        log.error("Key file does not exist : " + keyFile.getAbsolutePath());
    }
    log.debug("KeyPair successfully extracted from: " + keyFile.getAbsolutePath());
    return pair;
}