Examples with Certificate org.openecard.bouncycastle.asn1.x509.Certificate used on opensource projects

Example 51 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project curiostack by curioswitch.

the class RequestNamespaceCertTask method exec.

@TaskAction
public void exec() {
    ImmutableClusterExtension cluster = getProject().getExtensions().getByType(ClusterExtension.class);
    final KeyPairGenerator keygen;
    try {
        keygen = KeyPairGenerator.getInstance("ECDSA", BouncyCastleProvider.PROVIDER_NAME);
    } catch (NoSuchAlgorithmException | NoSuchProviderException e) {
        throw new IllegalStateException("Could not find RSA, can't happen.", e);
    }
    keygen.initialize(256, new SecureRandom());
    KeyPair keyPair = keygen.generateKeyPair();
    PKCS10CertificationRequestBuilder p10Builder = new JcaPKCS10CertificationRequestBuilder(new X500Principal("CN=" + cluster.namespace() + ".ns.cluster.stellarstation.com"), keyPair.getPublic());
    Stream<GeneralName> generalNames = Streams.concat(Stream.of(new GeneralName(GeneralName.dNSName, "*." + cluster.namespace()), new GeneralName(GeneralName.dNSName, "*." + cluster.namespace() + ".svc"), new GeneralName(GeneralName.dNSName, "*." + cluster.namespace() + ".svc.cluster.local")), cluster.extraNamespaceTlsHosts().stream().map(name -> new GeneralName(GeneralName.dNSName, name)));
    GeneralNames subjectAltNames = new GeneralNames(generalNames.toArray(GeneralName[]::new));
    ExtensionsGenerator extensions = new ExtensionsGenerator();
    try {
        extensions.addExtension(Extension.subjectAlternativeName, false, subjectAltNames);
        p10Builder.setAttribute(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest, extensions.generate());
    } catch (IOException e) {
        throw new IllegalStateException("Could not encode cert name, can't happen.", e);
    }
    final ContentSigner signer;
    try {
        signer = new JcaContentSignerBuilder("SHA256withECDSA").build(keyPair.getPrivate());
    } catch (OperatorCreationException e) {
        throw new IllegalStateException("Could not find signer, can't happen.", e);
    }
    PKCS10CertificationRequest csr = p10Builder.build(signer);
    StringWriter csrWriter = new StringWriter();
    try (JcaPEMWriter pemWriter = new JcaPEMWriter(csrWriter)) {
        pemWriter.writeObject(csr);
    } catch (IOException e) {
        throw new IllegalStateException("Could not encode csr, can't happen.", e);
    }
    String encodedCsr = Base64.getEncoder().encodeToString(csrWriter.toString().getBytes(StandardCharsets.UTF_8));
    Map<Object, Object> csrApiRequest = ImmutableMap.of("apiVersion", "certificates.k8s.io/v1beta1", "kind", "CertificateSigningRequest", "metadata", ImmutableMap.of("name", cluster.namespace() + ".server.crt"), "spec", ImmutableMap.of("request", encodedCsr, "usages", ImmutableList.of("digital signature", "key encipherment", "server auth", "client auth")));
    final byte[] encodedApiRequest;
    try {
        encodedApiRequest = OBJECT_MAPPER.writeValueAsBytes(csrApiRequest);
    } catch (JsonProcessingException e) {
        throw new IllegalStateException("Could not encode yaml", e);
    }
    ImmutableGcloudExtension config = getProject().getRootProject().getExtensions().getByType(GcloudExtension.class);
    String command = config.download() ? CommandUtil.getGcloudSdkBinDir(getProject()).resolve("kubectl").toAbsolutePath().toString() : "kubectl";
    getProject().exec(exec -> {
        exec.executable(command);
        exec.args("create", "-f", "-");
        exec.setStandardInput(new ByteArrayInputStream(encodedApiRequest));
    });
    getProject().exec(exec -> {
        exec.executable(command);
        exec.args("certificate", "approve", cluster.namespace() + ".server.crt");
    });
    // Need to wait a bit for certificate to propagate before fetching.
    try {
        TimeUnit.SECONDS.sleep(5);
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
    // Gradle Exec seems to be flaky when reading from stdout, so use normal ProcessBuilder.
    final byte[] certificateBytes;
    try {
        Process getCertProcess = new ProcessBuilder(command, "get", "csr", cluster.namespace() + ".server.crt", "-o", "jsonpath={.status.certificate}").start();
        certificateBytes = ByteStreams.toByteArray(getCertProcess.getInputStream());
    } catch (IOException e) {
        throw new UncheckedIOException("Could not fetch certificate.", e);
    }
    String certificate = new String(Base64.getDecoder().decode(certificateBytes), StandardCharsets.UTF_8);
    final JcaPKCS8Generator keyGenerator;
    final PemObject keyObject;
    try {
        keyGenerator = new JcaPKCS8Generator(keyPair.getPrivate(), null);
        keyObject = keyGenerator.generate();
    } catch (PemGenerationException e) {
        throw new IllegalStateException("Could not encode to pkcs8.", e);
    }
    StringWriter keyWriter = new StringWriter();
    try (JcaPEMWriter pemWriter = new JcaPEMWriter(keyWriter)) {
        pemWriter.writeObject(keyObject);
    } catch (IOException e) {
        throw new IllegalStateException("Could not encode csr, can't happen.", e);
    }
    String key = keyWriter.toString();
    KubernetesClient client = new DefaultKubernetesClient();
    Secret certificateSecret = new SecretBuilder().withMetadata(new ObjectMetaBuilder().withName("server-tls").withNamespace(cluster.namespace()).build()).withType("Opaque").withData(ImmutableMap.of("server.crt", Base64.getEncoder().encodeToString(certificate.getBytes(StandardCharsets.UTF_8)), "server-key.pem", Base64.getEncoder().encodeToString(key.getBytes(StandardCharsets.UTF_8)))).build();
    client.resource(certificateSecret).createOrReplace();
}

Example 52 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project nifi by apache.

the class CertificateUtils method generateSelfSignedX509Certificate.

/**
 * Generates a self-signed {@link X509Certificate} suitable for use as a Certificate Authority.
 *
 * @param keyPair                 the {@link KeyPair} to generate the {@link X509Certificate} for
 * @param dn                      the distinguished name to user for the {@link X509Certificate}
 * @param signingAlgorithm        the signing algorithm to use for the {@link X509Certificate}
 * @param certificateDurationDays the duration in days for which the {@link X509Certificate} should be valid
 * @return a self-signed {@link X509Certificate} suitable for use as a Certificate Authority
 * @throws CertificateException      if there is an generating the new certificate
 */
public static X509Certificate generateSelfSignedX509Certificate(KeyPair keyPair, String dn, String signingAlgorithm, int certificateDurationDays) throws CertificateException {
    try {
        ContentSigner sigGen = new JcaContentSignerBuilder(signingAlgorithm).setProvider(BouncyCastleProvider.PROVIDER_NAME).build(keyPair.getPrivate());
        SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded());
        Date startDate = new Date();
        Date endDate = new Date(startDate.getTime() + TimeUnit.DAYS.toMillis(certificateDurationDays));
        X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(reverseX500Name(new X500Name(dn)), getUniqueSerialNumber(), startDate, endDate, reverseX500Name(new X500Name(dn)), subPubKeyInfo);
        // Set certificate extensions
        // (1) digitalSignature extension
        certBuilder.addExtension(Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.keyAgreement | KeyUsage.nonRepudiation | KeyUsage.cRLSign | KeyUsage.keyCertSign));
        certBuilder.addExtension(Extension.basicConstraints, false, new BasicConstraints(true));
        certBuilder.addExtension(Extension.subjectKeyIdentifier, false, new JcaX509ExtensionUtils().createSubjectKeyIdentifier(keyPair.getPublic()));
        certBuilder.addExtension(Extension.authorityKeyIdentifier, false, new JcaX509ExtensionUtils().createAuthorityKeyIdentifier(keyPair.getPublic()));
        // (2) extendedKeyUsage extension
        certBuilder.addExtension(Extension.extendedKeyUsage, false, new ExtendedKeyUsage(new KeyPurposeId[] { KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth }));
        // Sign the certificate
        X509CertificateHolder certificateHolder = certBuilder.build(sigGen);
        return new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME).getCertificate(certificateHolder);
    } catch (CertIOException | NoSuchAlgorithmException | OperatorCreationException e) {
        throw new CertificateException(e);
    }
}

Example 53 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project nifi by apache.

the class OcspCertificateValidatorTest method generateIssuedCertificate.

/**
 * Generates a certificate with a specific public key signed by the issuer key.
 *
 * @param dn        the subject DN
 * @param publicKey the subject public key
 * @param issuerDn  the issuer DN
 * @param issuerKey the issuer private key
 * @return the certificate
 * @throws IOException               if an exception occurs
 * @throws NoSuchAlgorithmException  if an exception occurs
 * @throws CertificateException      if an exception occurs
 * @throws NoSuchProviderException   if an exception occurs
 * @throws SignatureException        if an exception occurs
 * @throws InvalidKeyException       if an exception occurs
 * @throws OperatorCreationException if an exception occurs
 */
private static X509Certificate generateIssuedCertificate(String dn, PublicKey publicKey, String issuerDn, PrivateKey issuerKey) throws IOException, NoSuchAlgorithmException, CertificateException, NoSuchProviderException, SignatureException, InvalidKeyException, OperatorCreationException {
    ContentSigner sigGen = new JcaContentSignerBuilder(SIGNATURE_ALGORITHM).setProvider(PROVIDER).build(issuerKey);
    SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(publicKey.getEncoded());
    Date startDate = new Date(YESTERDAY);
    Date endDate = new Date(ONE_YEAR_FROM_NOW);
    X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder(new X500Name(issuerDn), BigInteger.valueOf(System.currentTimeMillis()), startDate, endDate, new X500Name(dn), subPubKeyInfo);
    X509CertificateHolder certificateHolder = v3CertGen.build(sigGen);
    return new JcaX509CertificateConverter().setProvider(PROVIDER).getCertificate(certificateHolder);
}

Example 54 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project nifi by apache.

the class OcspCertificateValidatorTest method generateCertificate.

/**
 * Generates a signed certificate with a specific keypair.
 *
 * @param dn      the DN
 * @param keyPair the public key will be included in the certificate and the the private key is used to sign the certificate
 * @return the certificate
 * @throws IOException               if an exception occurs
 * @throws NoSuchAlgorithmException  if an exception occurs
 * @throws CertificateException      if an exception occurs
 * @throws NoSuchProviderException   if an exception occurs
 * @throws SignatureException        if an exception occurs
 * @throws InvalidKeyException       if an exception occurs
 * @throws OperatorCreationException if an exception occurs
 */
private static X509Certificate generateCertificate(String dn, KeyPair keyPair) throws IOException, NoSuchAlgorithmException, CertificateException, NoSuchProviderException, SignatureException, InvalidKeyException, OperatorCreationException {
    PrivateKey privateKey = keyPair.getPrivate();
    ContentSigner sigGen = new JcaContentSignerBuilder(SIGNATURE_ALGORITHM).setProvider(PROVIDER).build(privateKey);
    SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded());
    Date startDate = new Date(YESTERDAY);
    Date endDate = new Date(ONE_YEAR_FROM_NOW);
    X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(new X500Name(dn), BigInteger.valueOf(System.currentTimeMillis()), startDate, endDate, new X500Name(dn), subPubKeyInfo);
    // Set certificate extensions
    // (1) digitalSignature extension
    certBuilder.addExtension(X509Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.keyAgreement));
    // (2) extendedKeyUsage extension
    Vector<KeyPurposeId> ekUsages = new Vector<>();
    ekUsages.add(KeyPurposeId.id_kp_clientAuth);
    ekUsages.add(KeyPurposeId.id_kp_serverAuth);
    certBuilder.addExtension(X509Extension.extendedKeyUsage, false, new ExtendedKeyUsage(ekUsages));
    // Sign the certificate
    X509CertificateHolder certificateHolder = certBuilder.build(sigGen);
    return new JcaX509CertificateConverter().setProvider(PROVIDER).getCertificate(certificateHolder);
}

Example 55 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project ddf by codice.

the class LoginFilter method validateHolderOfKeyConfirmation.

private void validateHolderOfKeyConfirmation(SamlAssertionWrapper assertion, X509Certificate[] x509Certs) throws SecurityServiceException {
    List<String> confirmationMethods = assertion.getConfirmationMethods();
    boolean hasHokMethod = false;
    for (String method : confirmationMethods) {
        if (OpenSAMLUtil.isMethodHolderOfKey(method)) {
            hasHokMethod = true;
        }
    }
    if (hasHokMethod) {
        if (x509Certs != null && x509Certs.length > 0) {
            List<SubjectConfirmation> subjectConfirmations = assertion.getSaml2().getSubject().getSubjectConfirmations();
            for (SubjectConfirmation subjectConfirmation : subjectConfirmations) {
                if (OpenSAMLUtil.isMethodHolderOfKey(subjectConfirmation.getMethod())) {
                    Element dom = subjectConfirmation.getSubjectConfirmationData().getDOM();
                    Node keyInfo = dom.getFirstChild();
                    Node x509Data = keyInfo.getFirstChild();
                    Node dataNode = x509Data.getFirstChild();
                    Node dataText = dataNode.getFirstChild();
                    X509Certificate tlsCertificate = x509Certs[0];
                    if (dataNode.getLocalName().equals("X509Certificate")) {
                        String textContent = dataText.getTextContent();
                        byte[] byteValue = Base64.getMimeDecoder().decode(textContent);
                        try {
                            CertificateFactory cf = CertificateFactory.getInstance("X.509");
                            X509Certificate cert = (X509Certificate) cf.generateCertificate(new ByteArrayInputStream(byteValue));
                            //check that the certificate is still valid
                            cert.checkValidity();
                            //if the certs aren't the same, verify
                            if (!tlsCertificate.equals(cert)) {
                                //verify that the cert was signed by the same private key as the TLS cert
                                cert.verify(tlsCertificate.getPublicKey());
                            }
                        } catch (CertificateException | NoSuchAlgorithmException | InvalidKeyException | SignatureException | NoSuchProviderException e) {
                            throw new SecurityServiceException("Unable to validate Holder of Key assertion with certificate.");
                        }
                    } else if (dataNode.getLocalName().equals("X509SubjectName")) {
                        String textContent = dataText.getTextContent();
                        //If, however, the relying party does not trust the certificate issuer to issue such a DN, the attesting entity is not confirmed and the relying party SHOULD disregard the assertion.
                        if (!tlsCertificate.getSubjectDN().getName().equals(textContent)) {
                            throw new SecurityServiceException("Unable to validate Holder of Key assertion with subject DN.");
                        }
                    } else if (dataNode.getLocalName().equals("X509IssuerSerial")) {
                        //we have no way to support this confirmation type so we have to throw an error
                        throw new SecurityServiceException("Unable to validate Holder of Key assertion with issuer serial. NOT SUPPORTED");
                    } else if (dataNode.getLocalName().equals("X509SKI")) {
                        String textContent = dataText.getTextContent();
                        byte[] tlsSKI = tlsCertificate.getExtensionValue("2.5.29.14");
                        byte[] assertionSKI = Base64.getMimeDecoder().decode(textContent);
                        if (tlsSKI != null && tlsSKI.length > 0) {
                            ASN1OctetString tlsOs = ASN1OctetString.getInstance(tlsSKI);
                            ASN1OctetString assertionOs = ASN1OctetString.getInstance(assertionSKI);
                            SubjectKeyIdentifier tlsSubjectKeyIdentifier = SubjectKeyIdentifier.getInstance(tlsOs.getOctets());
                            SubjectKeyIdentifier assertSubjectKeyIdentifier = SubjectKeyIdentifier.getInstance(assertionOs.getOctets());
                            //the attesting entity is not confirmed and the relying party SHOULD disregard the assertion.
                            if (!Arrays.equals(tlsSubjectKeyIdentifier.getKeyIdentifier(), assertSubjectKeyIdentifier.getKeyIdentifier())) {
                                throw new SecurityServiceException("Unable to validate Holder of Key assertion with subject key identifier.");
                            }
                        } else {
                            throw new SecurityServiceException("Unable to validate Holder of Key assertion with subject key identifier.");
                        }
                    }
                }
            }
        } else {
            throw new SecurityServiceException("Holder of Key assertion, must be used with 2-way TLS.");
        }
    }
}