Examples with PEMReader net.oauth.signature.pem.PEMReader used on opensource projects

Example 1 with PEMReader

use of net.oauth.signature.pem.PEMReader in project bigbluebutton by bigbluebutton.

the class RSA_SHA1 method getPublicKeyFromPem.

private PublicKey getPublicKeyFromPem(String pem) throws GeneralSecurityException, IOException {
    InputStream stream = new ByteArrayInputStream(pem.getBytes("UTF-8"));
    PEMReader reader = new PEMReader(stream);
    byte[] bytes = reader.getDerBytes();
    PublicKey pubKey;
    if (PEMReader.PUBLIC_X509_MARKER.equals(reader.getBeginMarker())) {
        KeySpec keySpec = new X509EncodedKeySpec(bytes);
        KeyFactory fac = KeyFactory.getInstance("RSA");
        pubKey = fac.generatePublic(keySpec);
    } else if (PEMReader.CERTIFICATE_X509_MARKER.equals(reader.getBeginMarker())) {
        pubKey = getPublicKeyFromDerCert(bytes);
    } else {
        throw new IOException("Invalid PEM fileL: Unknown marker for " + " public key or cert " + reader.getBeginMarker());
    }
    return pubKey;
}

Example 2 with PEMReader

use of net.oauth.signature.pem.PEMReader in project bigbluebutton by bigbluebutton.

the class RSA_SHA1 method getPrivateKeyFromPem.

private PrivateKey getPrivateKeyFromPem(String pem) throws GeneralSecurityException, IOException {
    InputStream stream = new ByteArrayInputStream(pem.getBytes("UTF-8"));
    PEMReader reader = new PEMReader(stream);
    byte[] bytes = reader.getDerBytes();
    KeySpec keySpec;
    if (PEMReader.PRIVATE_PKCS1_MARKER.equals(reader.getBeginMarker())) {
        keySpec = (new PKCS1EncodedKeySpec(bytes)).getKeySpec();
    } else if (PEMReader.PRIVATE_PKCS8_MARKER.equals(reader.getBeginMarker())) {
        keySpec = new PKCS8EncodedKeySpec(bytes);
    } else {
        throw new IOException("Invalid PEM file: Unknown marker " + "for private key " + reader.getBeginMarker());
    }
    KeyFactory fac = KeyFactory.getInstance("RSA");
    return fac.generatePrivate(keySpec);
}

Example 3 with PEMReader

use of net.oauth.signature.pem.PEMReader in project fabric8 by fabric8io.

the class WebClients method createKeyStore.

public static KeyStore createKeyStore(String clientCertData, File clientCertFile, String clientKeyData, File clientKeyFile, String clientKeyAlgo, char[] clientKeyPassword) throws Exception {
    try (InputStream certInputStream = getInputStreamFromDataOrFile(clientCertData, clientCertFile)) {
        CertificateFactory certFactory = CertificateFactory.getInstance("X509");
        X509Certificate cert = (X509Certificate) certFactory.generateCertificate(certInputStream);
        InputStream keyInputStream = getInputStreamFromDataOrFile(clientKeyData, clientKeyFile);
        PEMReader reader = new PEMReader(keyInputStream);
        RSAPrivateCrtKeySpec keySpec = new PKCS1EncodedKeySpec(reader.getDerBytes()).getKeySpec();
        KeyFactory kf = KeyFactory.getInstance(clientKeyAlgo);
        RSAPrivateKey privKey = (RSAPrivateKey) kf.generatePrivate(keySpec);
        KeyStore keyStore = KeyStore.getInstance("JKS");
        keyStore.load(null, clientKeyPassword);
        String alias = cert.getSubjectX500Principal().getName();
        keyStore.setKeyEntry(alias, privKey, clientKeyPassword, new Certificate[] { cert });
        return keyStore;
    }
}