Example usage for java.security.cert X509Certificate getSubjectX500Principal

List of usage examples for java.security.cert X509Certificate getSubjectX500Principal

Introduction

In this page you can find the example usage for java.security.cert X509Certificate getSubjectX500Principal.

Prototype

public X500Principal getSubjectX500Principal() 

Source Link

Document

Returns the subject (subject distinguished name) value from the certificate as an X500Principal .

Usage

From source file:com.vmware.identity.idm.server.provider.vmwdirectory.VMwareDirectoryProvider.java

private PrincipalId addServicePrincipalInternal(String accountName, SolutionDetail detail) throws Exception {
    ILdapConnectionEx connection = getConnection();
    ILdapMessage message = null;/*from w  ww . j  a  v  a  2s .  co  m*/
    ArrayList<LdapMod> attributeList = new ArrayList<LdapMod>();

    final String domainName = getDomain();
    final PrincipalId newSolutionUserId = new PrincipalId(accountName, domainName);
    try {
        if (existsPrincipal(accountName, newSolutionUserId, connection)) {
            // There exists a user or group already with the same name
            // Due to limitation on SSO1 interface, this is forbidden.
            // In another word, we can not have a user, solution user or group
            // with the same name.
            throw new InvalidPrincipalException(String.format(
                    "Another user or group already exists with the same name: accountName=%s, domain=%s",
                    accountName, domainName), newSolutionUserId.getUPN());
        }

        // Detect duplicate certificate that has the same subject DN
        String[] attrNames = { ATTR_NAME_ACCOUNT, ATTR_NAME_CERT };

        X509Certificate cert = detail.getCertificate();
        if (cert == null) {
            throw new InvalidArgumentException(String.format(
                    "addServicePrincipal for user %s fails: solution user must have certificate", accountName));
        }
        Principal subjectDN = cert.getSubjectX500Principal();
        ValidateUtil.validateNotNull(subjectDN, "Solution userCertificate subjectDn");
        ValidateUtil.validateNotEmpty(subjectDN.getName(), "Solution userCertificate subjectDn");

        String filter = String.format(SVC_PRINC_QUERY_BY_SUBJECT_DN,
                LdapFilterString.encode(subjectDN.getName()));
        String solutionUsersContainerDn = getServicePrincipalsDN(domainName);

        message = connection.search(solutionUsersContainerDn, LdapScope.SCOPE_SUBTREE, filter, attrNames,
                false);

        ILdapEntry[] entries = message.getEntries();

        if (entries != null && entries.length > 0) {
            throw new DuplicateCertificateException("Same subjectDN already exists for another solution user");
        }

        String dn = String.format("CN=%s,%s", accountName, solutionUsersContainerDn);

        LdapMod objectClass = null; // Mandatory
        LdapMod attrName = null; // Mandatory
        LdapMod attrAccount = null; // Mandatory
        LdapMod attrSubjectDN = null; // Mandatory
        // (this should be mandatory, subjectDn is a MUST which is derived from cert)
        LdapMod attrCert = null; // Mandatory
        LdapMod attrDescription = null; // Optional

        objectClass = new LdapMod(LdapModOperation.ADD, ATTR_NAME_OBJECTCLASS,
                new LdapValue[] { LdapValue.fromString("user"), LdapValue.fromString("vmwServicePrincipal") });
        attributeList.add(objectClass);

        attrName = new LdapMod(LdapModOperation.ADD, ATTR_NAME_CN,
                new LdapValue[] { LdapValue.fromString(accountName) });
        attributeList.add(attrName);

        attrAccount = new LdapMod(LdapModOperation.ADD, ATTR_NAME_ACCOUNT,
                new LdapValue[] { LdapValue.fromString(accountName) });
        attributeList.add(attrAccount);

        String desc = detail.getDescription();
        if (null != desc && !desc.isEmpty()) {
            attrDescription = new LdapMod(LdapModOperation.ADD, ATTR_SVC_DESCRIPTION,
                    new LdapValue[] { LdapValue.fromString(desc) });

            attributeList.add(attrDescription);
        }

        // vmwSTSSubjectDn is a MUST attribute
        attrSubjectDN = new LdapMod(LdapModOperation.ADD, ATTR_NAME_SUBJECTDN,
                new LdapValue[] { LdapValue.fromString(subjectDN.getName()) });
        attributeList.add(attrSubjectDN);

        byte[] certBytes = cert.getEncoded();
        assert (certBytes != null);

        attrCert = new LdapMod(LdapModOperation.ADD, ATTR_NAME_CERT,
                new LdapValue[] { new LdapValue(certBytes) });
        attributeList.add(attrCert);

        connection.addObject(dn, attributeList.toArray(new LdapMod[attributeList.size()]));

        if (this.addUserToGroup(newSolutionUserId,
                IdentityManager.WELLKNOWN_SOLUTIONUSERS_GROUP_NAME) == false) {
            logger.info(String.format("Failed to add user %s to well-known SolutionUsers group", accountName));
        }

        return newSolutionUserId;
    } catch (AlreadyExistsLdapException e) {
        // The solution user already exists.
        throw new InvalidPrincipalException(String.format("solution user %s already exists", accountName),
                ServerUtils.getUpn(newSolutionUserId), e);
    } finally {
        if (null != message) {
            message.close();
        }
        connection.close();
    }
}

From source file:be.fedict.eid.tsl.TrustServiceList.java

public void addOtherTSLPointer(String location, String mimeType, String tslType, String schemeTerritory,
        String schemeOperatorName, String schemeTypeCommunityRuleUri, Locale schemeTypeCommunityRuleUriLocale,
        X509Certificate digitalIdentityCertificate) {
    TSLSchemeInformationType schemeInformation = getSchemeInformation();
    OtherTSLPointersType otherTSLPointers = schemeInformation.getPointersToOtherTSL();
    if (null == otherTSLPointers) {
        otherTSLPointers = this.objectFactory.createOtherTSLPointersType();
        schemeInformation.setPointersToOtherTSL(otherTSLPointers);
    }//ww w.j av a  2 s . c  om
    List<OtherTSLPointerType> pointerList = otherTSLPointers.getOtherTSLPointer();
    OtherTSLPointerType otherTSLPointer = this.objectFactory.createOtherTSLPointerType();
    pointerList.add(otherTSLPointer);

    otherTSLPointer.setTSLLocation(location);
    AdditionalInformationType additionalInformation = this.objectFactory.createAdditionalInformationType();
    otherTSLPointer.setAdditionalInformation(additionalInformation);

    List<Object> objects = additionalInformation.getTextualInformationOrOtherInformation();
    {
        JAXBElement<String> mimeTypeElement = this.tslxObjectFactory.createMimeType(mimeType);
        AnyType anyType = this.objectFactory.createAnyType();
        anyType.getContent().add(mimeTypeElement);
        objects.add(anyType);
    }
    {
        JAXBElement<String> tslTypeElement = this.objectFactory.createTSLType(tslType);
        AnyType anyType = this.objectFactory.createAnyType();
        anyType.getContent().add(tslTypeElement);
        objects.add(anyType);
    }
    {
        JAXBElement<String> schemeTerritoryElement = this.objectFactory.createSchemeTerritory(schemeTerritory);
        AnyType anyType = this.objectFactory.createAnyType();
        anyType.getContent().add(schemeTerritoryElement);
        objects.add(anyType);
    }
    {
        InternationalNamesType i18nNames = this.objectFactory.createInternationalNamesType();
        MultiLangNormStringType i18nName = this.objectFactory.createMultiLangNormStringType();
        i18nName.setLang("en");
        i18nName.setValue(schemeOperatorName);
        i18nNames.getName().add(i18nName);
        JAXBElement<InternationalNamesType> schemeOperatorNameElement = this.objectFactory
                .createSchemeOperatorName(i18nNames);
        AnyType anyType = this.objectFactory.createAnyType();
        anyType.getContent().add(schemeOperatorNameElement);
        objects.add(anyType);
    }
    {
        NonEmptyMultiLangURIListType uriList = this.objectFactory.createNonEmptyMultiLangURIListType();
        NonEmptyMultiLangURIType uri = this.objectFactory.createNonEmptyMultiLangURIType();
        uri.setLang(schemeTypeCommunityRuleUriLocale.getLanguage());
        uri.setValue(schemeTypeCommunityRuleUri);
        uriList.getURI().add(uri);
        JAXBElement<NonEmptyMultiLangURIListType> schemeTypeCommunityRulesElement = this.objectFactory
                .createSchemeTypeCommunityRules(uriList);
        AnyType anyType = this.objectFactory.createAnyType();
        anyType.getContent().add(schemeTypeCommunityRulesElement);
        objects.add(anyType);
    }
    if (null != digitalIdentityCertificate) {
        ServiceDigitalIdentityListType serviceDigitalIdentityList = this.objectFactory
                .createServiceDigitalIdentityListType();
        DigitalIdentityListType digitalIdentityList = this.objectFactory.createDigitalIdentityListType();
        List<DigitalIdentityType> digitalIdentities = digitalIdentityList.getDigitalId();
        DigitalIdentityType digitalIdentity = this.objectFactory.createDigitalIdentityType();

        try {
            digitalIdentity.setX509Certificate(digitalIdentityCertificate.getEncoded());
        } catch (CertificateEncodingException e) {
            throw new RuntimeException("X509 encoding error: " + e.getMessage(), e);
        }
        digitalIdentities.add(digitalIdentity);

        digitalIdentity = this.objectFactory.createDigitalIdentityType();
        digitalIdentity.setX509SubjectName(digitalIdentityCertificate.getSubjectX500Principal().getName());
        digitalIdentities.add(digitalIdentity);

        byte[] skiValue = digitalIdentityCertificate
                .getExtensionValue(X509Extensions.SubjectKeyIdentifier.getId());
        if (null != skiValue) {
            digitalIdentity = this.objectFactory.createDigitalIdentityType();
            SubjectKeyIdentifierStructure subjectKeyIdentifierStructure;
            try {
                subjectKeyIdentifierStructure = new SubjectKeyIdentifierStructure(skiValue);
            } catch (IOException e) {
                throw new RuntimeException("X509 SKI decoding error: " + e.getMessage(), e);
            }
            digitalIdentity.setX509SKI(subjectKeyIdentifierStructure.getKeyIdentifier());
            digitalIdentities.add(digitalIdentity);
        }

        List<DigitalIdentityListType> digitalIdentityListList = serviceDigitalIdentityList
                .getServiceDigitalIdentity();
        digitalIdentityListList.add(digitalIdentityList);

        otherTSLPointer.setServiceDigitalIdentities(serviceDigitalIdentityList);
    }
}

From source file:org.cesecore.certificates.ca.X509CA.java

/**
 * Sequence is ignored by X509CA. The ctParams argument will NOT be kept after the function call returns,
 * and is allowed to contain references to session beans.
 * /*  w ww  .jav  a2 s . c o  m*/
 * @throws CAOfflineException if the CA wasn't active
 * @throws InvalidAlgorithmException if the signing algorithm in the certificate profile (or the CA Token if not found) was invalid.  
 * @throws IllegalValidityException if validity was invalid
 * @throws IllegalNameException if the name specified in the certificate request was invalid
 * @throws CertificateExtensionException if any of the certificate extensions were invalid
 * @throws OperatorCreationException if CA's private key contained an unknown algorithm or provider
 * @throws CertificateCreateException if an error occurred when trying to create a certificate. 
 * @throws SignatureException if the CA's certificate's and request's certificate's and signature algorithms differ
 */
private Certificate generateCertificate(final EndEntityInformation subject, final RequestMessage request,
        final PublicKey publicKey, final int keyusage, final Date notBefore, final Date notAfter,
        final CertificateProfile certProfile, final Extensions extensions, final String sequence,
        final PublicKey caPublicKey, final PrivateKey caPrivateKey, final String provider,
        CertificateGenerationParams certGenParams) throws CAOfflineException, InvalidAlgorithmException,
        IllegalValidityException, IllegalNameException, CertificateExtensionException,
        OperatorCreationException, CertificateCreateException, SignatureException {

    // We must only allow signing to take place if the CA itself is on line, even if the token is on-line.
    // We have to allow expired as well though, so we can renew expired CAs
    if ((getStatus() != CAConstants.CA_ACTIVE) && ((getStatus() != CAConstants.CA_EXPIRED))) {
        final String msg = intres.getLocalizedMessage("error.caoffline", getName(), getStatus());
        if (log.isDebugEnabled()) {
            log.debug(msg); // This is something we handle so no need to log with higher priority
        }
        throw new CAOfflineException(msg);
    }

    final String sigAlg;
    if (certProfile.getSignatureAlgorithm() == null) {
        sigAlg = getCAToken().getSignatureAlgorithm();
    } else {
        sigAlg = certProfile.getSignatureAlgorithm();
    }
    // Check that the signature algorithm is one of the allowed ones
    if (!ArrayUtils.contains(AlgorithmConstants.AVAILABLE_SIGALGS, sigAlg)) {
        final String msg = intres.getLocalizedMessage("createcert.invalidsignaturealg", sigAlg);
        throw new InvalidAlgorithmException(msg);
    }
    // Check if this is a root CA we are creating
    final boolean isRootCA = certProfile.getType() == CertificateConstants.CERTTYPE_ROOTCA;

    final X509Certificate cacert = (X509Certificate) getCACertificate();
    // Check CA certificate PrivateKeyUsagePeriod if it exists (throws CAOfflineException if it exists and is not within this time)
    CertificateValidity.checkPrivateKeyUsagePeriod(cacert);
    // Get certificate validity time notBefore and notAfter
    final CertificateValidity val = new CertificateValidity(subject, certProfile, notBefore, notAfter, cacert,
            isRootCA);

    final BigInteger serno;
    {
        // Serialnumber is either random bits, where random generator is initialized by the serno generator.
        // Or a custom serial number defined in the end entity object
        final ExtendedInformation ei = subject.getExtendedinformation();
        if (certProfile.getAllowCertSerialNumberOverride()) {
            if (ei != null && ei.certificateSerialNumber() != null) {
                serno = ei.certificateSerialNumber();
            } else {
                serno = SernoGeneratorRandom.instance().getSerno();
            }
        } else {
            serno = SernoGeneratorRandom.instance().getSerno();
            if ((ei != null) && (ei.certificateSerialNumber() != null)) {
                final String msg = intres.getLocalizedMessage(
                        "createcert.certprof_not_allowing_cert_sn_override_using_normal",
                        ei.certificateSerialNumber().toString(16));
                log.info(msg);
            }
        }
    }

    // Make DNs
    String dn = subject.getCertificateDN();
    if (certProfile.getUseSubjectDNSubSet()) {
        dn = certProfile.createSubjectDNSubSet(dn);
    }

    final X500NameStyle nameStyle;
    if (getUsePrintableStringSubjectDN()) {
        nameStyle = PrintableStringNameStyle.INSTANCE;
    } else {
        nameStyle = CeSecoreNameStyle.INSTANCE;
    }

    if (certProfile.getUseCNPostfix()) {
        dn = CertTools.insertCNPostfix(dn, certProfile.getCNPostfix(), nameStyle);
    }

    // Will we use LDAP DN order (CN first) or X500 DN order (CN last) for the subject DN
    final boolean ldapdnorder;
    if ((getUseLdapDNOrder() == false) || (certProfile.getUseLdapDnOrder() == false)) {
        ldapdnorder = false;
    } else {
        ldapdnorder = true;
    }
    final X500Name subjectDNName;
    if (certProfile.getAllowDNOverride() && (request != null) && (request.getRequestX500Name() != null)) {
        subjectDNName = request.getRequestX500Name();
        if (log.isDebugEnabled()) {
            log.debug("Using X509Name from request instead of user's registered.");
        }
    } else {
        final ExtendedInformation ei = subject.getExtendedinformation();
        if (certProfile.getAllowDNOverrideByEndEntityInformation() && ei != null
                && ei.getRawSubjectDn() != null) {
            final String stripped = StringTools.strip(ei.getRawSubjectDn());
            final String escapedPluses = CertTools.handleUnescapedPlus(stripped);
            final String emptiesRemoved = DNFieldsUtil.removeAllEmpties(escapedPluses);
            final X500Name subjectDNNameFromEei = CertTools.stringToUnorderedX500Name(emptiesRemoved,
                    CeSecoreNameStyle.INSTANCE);
            if (subjectDNNameFromEei.toString().length() > 0) {
                subjectDNName = subjectDNNameFromEei;
                if (log.isDebugEnabled()) {
                    log.debug(
                            "Using X500Name from end entity information instead of user's registered subject DN fields.");
                    log.debug("ExtendedInformation.getRawSubjectDn(): " + ei.getRawSubjectDn() + " will use: "
                            + CeSecoreNameStyle.INSTANCE.toString(subjectDNName));
                }
            } else {
                subjectDNName = CertTools.stringToBcX500Name(dn, nameStyle, ldapdnorder);
            }
        } else {
            subjectDNName = CertTools.stringToBcX500Name(dn, nameStyle, ldapdnorder);
        }
    }
    // Make sure the DN does not contain dangerous characters
    if (StringTools.hasStripChars(subjectDNName.toString())) {
        if (log.isTraceEnabled()) {
            log.trace("DN with illegal name: " + subjectDNName);
        }
        final String msg = intres.getLocalizedMessage("createcert.illegalname");
        throw new IllegalNameException(msg);
    }
    if (log.isDebugEnabled()) {
        log.debug("Using subjectDN: " + subjectDNName.toString());
    }

    // We must take the issuer DN directly from the CA-certificate otherwise we risk re-ordering the DN
    // which many applications do not like.
    X500Name issuerDNName;
    if (isRootCA) {
        // This will be an initial root CA, since no CA-certificate exists
        // Or it is a root CA, since the cert is self signed. If it is a root CA we want to use the same encoding for subject and issuer,
        // it might have changed over the years.
        if (log.isDebugEnabled()) {
            log.debug("Using subject DN also as issuer DN, because it is a root CA");
        }
        issuerDNName = subjectDNName;
    } else {
        issuerDNName = X500Name.getInstance(cacert.getSubjectX500Principal().getEncoded());
        if (log.isDebugEnabled()) {
            log.debug("Using issuer DN directly from the CA certificate: " + issuerDNName.toString());
        }
    }

    SubjectPublicKeyInfo pkinfo;
    try {
        pkinfo = new SubjectPublicKeyInfo((ASN1Sequence) ASN1Primitive.fromByteArray(publicKey.getEncoded()));
    } catch (IOException e) {
        throw new IllegalStateException("Caught unexpected IOException.", e);
    }
    final X509v3CertificateBuilder certbuilder = new X509v3CertificateBuilder(issuerDNName, serno,
            val.getNotBefore(), val.getNotAfter(), subjectDNName, pkinfo);

    // Only created and used if Certificate Transparency is enabled
    final X509v3CertificateBuilder precertbuilder = certProfile.isUseCertificateTransparencyInCerts()
            ? new X509v3CertificateBuilder(issuerDNName, serno, val.getNotBefore(), val.getNotAfter(),
                    subjectDNName, pkinfo)
            : null;

    // Check that the certificate fulfills name constraints
    if (cacert instanceof X509Certificate) {
        GeneralNames altNameGNs = null;
        String altName = subject.getSubjectAltName();
        if (certProfile.getUseSubjectAltNameSubSet()) {
            altName = certProfile.createSubjectAltNameSubSet(altName);
        }
        if (altName != null && altName.length() > 0) {
            altNameGNs = CertTools.getGeneralNamesFromAltName(altName);
        }
        CertTools.checkNameConstraints((X509Certificate) cacert, subjectDNName, altNameGNs);
    }

    // If the subject has Name Constraints, then name constraints must be enabled in the certificate profile!
    if (subject.getExtendedinformation() != null) {
        final ExtendedInformation ei = subject.getExtendedinformation();
        final List<String> permittedNC = ei.getNameConstraintsPermitted();
        final List<String> excludedNC = ei.getNameConstraintsExcluded();
        if ((permittedNC != null && !permittedNC.isEmpty()) || (excludedNC != null && !excludedNC.isEmpty())) {
            if (!certProfile.getUseNameConstraints()) {
                throw new CertificateCreateException(
                        "Tried to issue a certificate with Name Constraints without having enabled NC in the certificate profile.");
            }
        }
    }

    //
    // X509 Certificate Extensions
    //

    // Extensions we will add to the certificate, later when we have filled the structure with
    // everything we want.
    final ExtensionsGenerator extgen = new ExtensionsGenerator();

    // First we check if there is general extension override, and add all extensions from
    // the request in that case
    if (certProfile.getAllowExtensionOverride() && extensions != null) {
        ASN1ObjectIdentifier[] oids = extensions.getExtensionOIDs();
        for (ASN1ObjectIdentifier oid : oids) {
            final Extension ext = extensions.getExtension(oid);
            if (log.isDebugEnabled()) {
                log.debug("Overriding extension with oid: " + oid);
            }
            try {
                extgen.addExtension(oid, ext.isCritical(), ext.getParsedValue());
            } catch (IOException e) {
                throw new IllegalStateException("Caught unexpected IOException.", e);
            }
        }
    }

    // Second we see if there is Key usage override
    Extensions overridenexts = extgen.generate();
    if (certProfile.getAllowKeyUsageOverride() && (keyusage >= 0)) {
        if (log.isDebugEnabled()) {
            log.debug("AllowKeyUsageOverride=true. Using KeyUsage from parameter: " + keyusage);
        }
        if ((certProfile.getUseKeyUsage() == true) && (keyusage >= 0)) {
            final KeyUsage ku = new KeyUsage(keyusage);
            // We don't want to try to add custom extensions with the same oid if we have already added them
            // from the request, if AllowExtensionOverride is enabled.
            // Two extensions with the same oid is not allowed in the standard.
            if (overridenexts.getExtension(Extension.keyUsage) == null) {
                try {
                    extgen.addExtension(Extension.keyUsage, certProfile.getKeyUsageCritical(), ku);
                } catch (IOException e) {
                    throw new IllegalStateException("Caught unexpected IOException.", e);
                }
            } else {
                if (log.isDebugEnabled()) {
                    log.debug(
                            "KeyUsage was already overridden by an extension, not using KeyUsage from parameter.");
                }
            }
        }
    }

    // Third, check for standard Certificate Extensions that should be added.
    // Standard certificate extensions are defined in CertificateProfile and CertificateExtensionFactory
    // and implemented in package org.ejbca.core.model.certextensions.standard
    final CertificateExtensionFactory fact = CertificateExtensionFactory.getInstance();
    final List<String> usedStdCertExt = certProfile.getUsedStandardCertificateExtensions();
    final Iterator<String> certStdExtIter = usedStdCertExt.iterator();
    overridenexts = extgen.generate();
    while (certStdExtIter.hasNext()) {
        final String oid = certStdExtIter.next();
        // We don't want to try to add standard extensions with the same oid if we have already added them
        // from the request, if AllowExtensionOverride is enabled.
        // Two extensions with the same oid is not allowed in the standard.
        if (overridenexts.getExtension(new ASN1ObjectIdentifier(oid)) == null) {
            final CertificateExtension certExt = fact.getStandardCertificateExtension(oid, certProfile);
            if (certExt != null) {
                final byte[] value = certExt.getValueEncoded(subject, this, certProfile, publicKey, caPublicKey,
                        val);
                if (value != null) {
                    extgen.addExtension(new ASN1ObjectIdentifier(certExt.getOID()), certExt.isCriticalFlag(),
                            value);
                }
            }
        } else {
            if (log.isDebugEnabled()) {
                log.debug("Extension with oid " + oid
                        + " has been overridden, standard extension will not be added.");
            }
        }
    }

    // Fourth, check for custom Certificate Extensions that should be added.
    // Custom certificate extensions is defined in certextensions.properties
    final List<Integer> usedCertExt = certProfile.getUsedCertificateExtensions();
    final Iterator<Integer> certExtIter = usedCertExt.iterator();
    while (certExtIter.hasNext()) {
        final Integer id = certExtIter.next();
        final CertificateExtension certExt = fact.getCertificateExtensions(id);
        if (certExt != null) {
            // We don't want to try to add custom extensions with the same oid if we have already added them
            // from the request, if AllowExtensionOverride is enabled.
            // Two extensions with the same oid is not allowed in the standard.
            if (overridenexts.getExtension(new ASN1ObjectIdentifier(certExt.getOID())) == null) {
                final byte[] value = certExt.getValueEncoded(subject, this, certProfile, publicKey, caPublicKey,
                        val);
                if (value != null) {
                    extgen.addExtension(new ASN1ObjectIdentifier(certExt.getOID()), certExt.isCriticalFlag(),
                            value);
                }
            } else {
                if (log.isDebugEnabled()) {
                    log.debug("Extension with oid " + certExt.getOID()
                            + " has been overridden, custom extension will not be added.");
                }
            }
        }
    }

    // Finally add extensions to certificate generator
    final Extensions exts = extgen.generate();
    ASN1ObjectIdentifier[] oids = exts.getExtensionOIDs();
    try {
        for (ASN1ObjectIdentifier oid : oids) {
            final Extension extension = exts.getExtension(oid);
            if (oid.equals(Extension.subjectAlternativeName)) { // subjectAlternativeName extension value needs special handling
                ExtensionsGenerator sanExtGen = getSubjectAltNameExtensionForCert(extension,
                        precertbuilder != null);
                Extensions sanExts = sanExtGen.generate();
                Extension eext = sanExts.getExtension(oid);
                certbuilder.addExtension(oid, eext.isCritical(), eext.getParsedValue()); // adding subjetAlternativeName extension to certbuilder
                if (precertbuilder != null) { // if a pre-certificate is to be published to a CTLog
                    eext = getSubjectAltNameExtensionForCTCert(extension).generate().getExtension(oid);
                    precertbuilder.addExtension(oid, eext.isCritical(), eext.getParsedValue()); // adding subjectAlternativeName extension to precertbuilder

                    eext = sanExts.getExtension(new ASN1ObjectIdentifier("1.3.6.1.4.1.11129.2.4.6"));
                    if (eext != null) {
                        certbuilder.addExtension(eext.getExtnId(), eext.isCritical(), eext.getParsedValue()); // adding nrOfRedactedLabels extension to certbuilder
                    }
                }
            } else { // if not a subjectAlternativeName extension, just add it to both certbuilder and precertbuilder 
                final boolean isCritical = extension.isCritical();
                // We must get the raw octets here in order to be able to create invalid extensions that is not constructed from proper ASN.1
                final byte[] value = extension.getExtnValue().getOctets();
                certbuilder.addExtension(extension.getExtnId(), isCritical, value);
                if (precertbuilder != null) {
                    precertbuilder.addExtension(extension.getExtnId(), isCritical, value);
                }
            }
        }

        // Add Certificate Transparency extension. It needs to access the certbuilder and
        // the CA key so it has to be processed here inside X509CA.
        if (ct != null && certProfile.isUseCertificateTransparencyInCerts()
                && certGenParams.getConfiguredCTLogs() != null
                && certGenParams.getCTAuditLogCallback() != null) {

            // Create pre-certificate
            // A critical extension is added to prevent this cert from being used
            ct.addPreCertPoison(precertbuilder);

            // Sign pre-certificate
            /*
             *  TODO: Should be able to use a special CT signing certificate.
             *  It should have CA=true and ExtKeyUsage=PRECERTIFICATE_SIGNING_OID,
             *  and should not have any other key usages.
             */
            final ContentSigner signer = new BufferingContentSigner(
                    new JcaContentSignerBuilder(sigAlg).setProvider(provider).build(caPrivateKey), 20480);
            final X509CertificateHolder certHolder = precertbuilder.build(signer);
            final X509Certificate cert = (X509Certificate) CertTools
                    .getCertfromByteArray(certHolder.getEncoded());

            // Get certificate chain
            final List<Certificate> chain = new ArrayList<Certificate>();
            chain.add(cert);
            chain.addAll(getCertificateChain());

            // Submit to logs and get signed timestamps
            byte[] sctlist = null;
            try {
                sctlist = ct.fetchSCTList(chain, certProfile, certGenParams.getConfiguredCTLogs());
            } finally {
                // Notify that pre-cert has been successfully or unsuccessfully submitted so it can be audit logged.
                certGenParams.getCTAuditLogCallback().logPreCertSubmission(this, subject, cert,
                        sctlist != null);
            }
            if (sctlist != null) { // can be null if the CTLog has been deleted from the configuration
                ASN1ObjectIdentifier sctOid = new ASN1ObjectIdentifier(CertificateTransparency.SCTLIST_OID);
                certbuilder.addExtension(sctOid, false, new DEROctetString(sctlist));
            }
        } else {
            if (log.isDebugEnabled()) {
                String cause = "";
                if (ct == null) {
                    cause += "CT is not available in this version of EJBCA.";
                } else {
                    if (!certProfile.isUseCertificateTransparencyInCerts()) {
                        cause += "CT is not enabled in the certificate profile. ";
                    }
                    if (certGenParams == null) {
                        cause += "Certificate generation parameters was null.";
                    } else if (certGenParams.getCTAuditLogCallback() == null) {
                        cause += "No CT audit logging callback was passed to X509CA.";
                    } else if (certGenParams.getConfiguredCTLogs() == null) {
                        cause += "There are no CT logs configured in System Configuration.";
                    }
                }
                log.debug("Not logging to CT. " + cause);
            }
        }
    } catch (CertificateException e) {
        throw new CertificateCreateException(
                "Could not process CA's private key when parsing Certificate Transparency extension.", e);
    } catch (IOException e) {
        throw new CertificateCreateException(
                "IOException was caught when parsing Certificate Transparency extension.", e);
    } catch (CTLogException e) {
        throw new CertificateCreateException(
                "An exception occurred because too many CT servers were down to satisfy the certificate profile.",
                e);
    }

    //
    // End of extensions
    //

    if (log.isTraceEnabled()) {
        log.trace(">certgen.generate");
    }
    final ContentSigner signer = new BufferingContentSigner(
            new JcaContentSignerBuilder(sigAlg).setProvider(provider).build(caPrivateKey), 20480);
    final X509CertificateHolder certHolder = certbuilder.build(signer);
    X509Certificate cert;
    try {
        cert = (X509Certificate) CertTools.getCertfromByteArray(certHolder.getEncoded());
    } catch (IOException e) {
        throw new IllegalStateException("Unexpected IOException caught when parsing certificate holder.", e);
    } catch (CertificateException e) {
        throw new CertificateCreateException("Could not create certificate from CA's private key,", e);
    }
    if (log.isTraceEnabled()) {
        log.trace("<certgen.generate");
    }

    // Verify using the CA certificate before returning
    // If we can not verify the issued certificate using the CA certificate we don't want to issue this cert
    // because something is wrong...
    final PublicKey verifyKey;
    // We must use the configured public key if this is a rootCA, because then we can renew our own certificate, after changing
    // the keys. In this case the _new_ key will not match the current CA certificate.
    if ((cacert != null) && (!isRootCA)) {
        verifyKey = cacert.getPublicKey();
    } else {
        verifyKey = caPublicKey;
    }
    try {
        cert.verify(verifyKey);
    } catch (InvalidKeyException e) {
        throw new CertificateCreateException("CA's public key was invalid,", e);
    } catch (NoSuchAlgorithmException e) {
        throw new CertificateCreateException(e);
    } catch (NoSuchProviderException e) {
        throw new IllegalStateException("Provider was unknown", e);
    } catch (CertificateException e) {
        throw new CertificateCreateException(e);
    }

    // If we have a CA-certificate, verify that we have all path verification stuff correct
    if (cacert != null) {
        final byte[] aki = CertTools.getAuthorityKeyId(cert);
        final byte[] ski = CertTools.getSubjectKeyId(isRootCA ? cert : cacert);
        if ((aki != null) && (ski != null)) {
            final boolean eq = Arrays.equals(aki, ski);
            if (!eq) {
                final String akistr = new String(Hex.encode(aki));
                final String skistr = new String(Hex.encode(ski));
                final String msg = intres.getLocalizedMessage("createcert.errorpathverifykeyid", akistr,
                        skistr);
                log.error(msg);
                // This will differ if we create link certificates, NewWithOld, therefore we can not throw an exception here.
            }
        }
        final Principal issuerDN = cert.getIssuerX500Principal();
        final Principal caSubjectDN = cacert.getSubjectX500Principal();
        if ((issuerDN != null) && (caSubjectDN != null)) {
            final boolean eq = issuerDN.equals(caSubjectDN);
            if (!eq) {
                final String msg = intres.getLocalizedMessage("createcert.errorpathverifydn",
                        issuerDN.getName(), caSubjectDN.getName());
                log.error(msg);
                throw new CertificateCreateException(msg);
            }
        }
    }
    // Before returning from this method, we will set the private key and provider in the request message, in case the response  message needs to be signed
    if (request != null) {
        request.setResponseKeyInfo(caPrivateKey, provider);
    }
    if (log.isDebugEnabled()) {
        log.debug("X509CA: generated certificate, CA " + this.getCAId() + " for DN: "
                + subject.getCertificateDN());
    }
    return cert;
}