Examples with ProtectionVerificationResult org.xipki.cmp.ProtectionVerificationResult used on opensource projects

Example 1 with ProtectionVerificationResult

use of org.xipki.cmp.ProtectionVerificationResult in project xipki by xipki.

the class CmpResponder method verifyProtection.

private ProtectionVerificationResult verifyProtection(String tid, GeneralPKIMessage pkiMessage, CmpControl cmpControl) throws CMPException, InvalidKeyException, OperatorCreationException {
    ProtectedPKIMessage protectedMsg = new ProtectedPKIMessage(pkiMessage);
    if (protectedMsg.hasPasswordBasedMacProtection()) {
        LOG.warn("NOT_SIGNAUTRE_BASED: {}", pkiMessage.getHeader().getProtectionAlg().getAlgorithm().getId());
        return new ProtectionVerificationResult(null, ProtectionResult.NOT_SIGNATURE_BASED);
    }
    PKIHeader header = protectedMsg.getHeader();
    AlgorithmIdentifier protectionAlg = header.getProtectionAlg();
    if (!cmpControl.getSigAlgoValidator().isAlgorithmPermitted(protectionAlg)) {
        LOG.warn("SIG_ALGO_FORBIDDEN: {}", pkiMessage.getHeader().getProtectionAlg().getAlgorithm().getId());
        return new ProtectionVerificationResult(null, ProtectionResult.SIGALGO_FORBIDDEN);
    }
    CmpRequestorInfo requestor = getRequestor(header);
    if (requestor == null) {
        LOG.warn("tid={}: not authorized requestor '{}'", tid, header.getSender());
        return new ProtectionVerificationResult(null, ProtectionResult.SENDER_NOT_AUTHORIZED);
    }
    ContentVerifierProvider verifierProvider = securityFactory.getContentVerifierProvider(requestor.getCert().getCert());
    if (verifierProvider == null) {
        LOG.warn("tid={}: not authorized requestor '{}'", tid, header.getSender());
        return new ProtectionVerificationResult(requestor, ProtectionResult.SENDER_NOT_AUTHORIZED);
    }
    boolean signatureValid = protectedMsg.verify(verifierProvider);
    return new ProtectionVerificationResult(requestor, signatureValid ? ProtectionResult.VALID : ProtectionResult.INVALID);
}

Example 2 with ProtectionVerificationResult

use of org.xipki.cmp.ProtectionVerificationResult in project xipki by xipki.

the class CmpResponder method processPkiMessage.

public PKIMessage processPkiMessage(PKIMessage pkiMessage, X509Certificate tlsClientCert, AuditEvent event) {
    ParamUtil.requireNonNull("pkiMessage", pkiMessage);
    ParamUtil.requireNonNull("event", event);
    GeneralPKIMessage message = new GeneralPKIMessage(pkiMessage);
    PKIHeader reqHeader = message.getHeader();
    ASN1OctetString tid = reqHeader.getTransactionID();
    String msgId = null;
    if (event != null) {
        msgId = RandomUtil.nextHexLong();
        event.addEventData(CaAuditConstants.NAME_mid, msgId);
    }
    if (tid == null) {
        byte[] randomBytes = randomTransactionId();
        tid = new DEROctetString(randomBytes);
    }
    String tidStr = Base64.encodeToString(tid.getOctets());
    if (event != null) {
        event.addEventData(CaAuditConstants.NAME_tid, tidStr);
    }
    int reqPvno = reqHeader.getPvno().getValue().intValue();
    if (reqPvno != PVNO_CMP2000) {
        if (event != null) {
            event.setLevel(AuditLevel.INFO);
            event.setStatus(AuditStatus.FAILED);
            event.addEventData(CaAuditConstants.NAME_message, "unsupproted version " + reqPvno);
        }
        return buildErrorPkiMessage(tid, reqHeader, PKIFailureInfo.unsupportedVersion, null);
    }
    CmpControl cmpControl = getCmpControl();
    Integer failureCode = null;
    String statusText = null;
    Date messageTime = null;
    if (reqHeader.getMessageTime() != null) {
        try {
            messageTime = reqHeader.getMessageTime().getDate();
        } catch (ParseException ex) {
            LogUtil.error(LOG, ex, "tid=" + tidStr + ": could not parse messageTime");
        }
    }
    GeneralName recipient = reqHeader.getRecipient();
    boolean intentMe = (recipient == null) ? true : intendsMe(recipient);
    if (!intentMe) {
        LOG.warn("tid={}: I am not the intended recipient, but '{}'", tid, reqHeader.getRecipient());
        failureCode = PKIFailureInfo.badRequest;
        statusText = "I am not the intended recipient";
    } else if (messageTime == null) {
        if (cmpControl.isMessageTimeRequired()) {
            failureCode = PKIFailureInfo.missingTimeStamp;
            statusText = "missing time-stamp";
        }
    } else {
        long messageTimeBias = cmpControl.getMessageTimeBias();
        if (messageTimeBias < 0) {
            messageTimeBias *= -1;
        }
        long msgTimeMs = messageTime.getTime();
        long currentTimeMs = System.currentTimeMillis();
        long bias = (msgTimeMs - currentTimeMs) / 1000L;
        if (bias > messageTimeBias) {
            failureCode = PKIFailureInfo.badTime;
            statusText = "message time is in the future";
        } else if (bias * -1 > messageTimeBias) {
            failureCode = PKIFailureInfo.badTime;
            statusText = "message too old";
        }
    }
    if (failureCode != null) {
        if (event != null) {
            event.setLevel(AuditLevel.INFO);
            event.setStatus(AuditStatus.FAILED);
            event.addEventData(CaAuditConstants.NAME_message, statusText);
        }
        return buildErrorPkiMessage(tid, reqHeader, failureCode, statusText);
    }
    boolean isProtected = message.hasProtection();
    CmpRequestorInfo requestor;
    String errorStatus;
    if (isProtected) {
        try {
            ProtectionVerificationResult verificationResult = verifyProtection(tidStr, message, cmpControl);
            ProtectionResult pr = verificationResult.getProtectionResult();
            switch(pr) {
                case VALID:
                    errorStatus = null;
                    break;
                case INVALID:
                    errorStatus = "request is protected by signature but invalid";
                    break;
                case NOT_SIGNATURE_BASED:
                    errorStatus = "request is not protected by signature";
                    break;
                case SENDER_NOT_AUTHORIZED:
                    errorStatus = "request is protected by signature but the requestor is not authorized";
                    break;
                case SIGALGO_FORBIDDEN:
                    errorStatus = "request is protected by signature but the protection algorithm" + " is forbidden";
                    break;
                default:
                    throw new RuntimeException("should not reach here, unknown ProtectionResult " + pr);
            }
            // end switch
            requestor = (CmpRequestorInfo) verificationResult.getRequestor();
        } catch (Exception ex) {
            LogUtil.error(LOG, ex, "tid=" + tidStr + ": could not verify the signature");
            errorStatus = "request has invalid signature based protection";
            requestor = null;
        }
    } else if (tlsClientCert != null) {
        boolean authorized = false;
        requestor = getRequestor(reqHeader);
        if (requestor != null) {
            if (tlsClientCert.equals(requestor.getCert().getCert())) {
                authorized = true;
            }
        }
        if (authorized) {
            errorStatus = null;
        } else {
            LOG.warn("tid={}: not authorized requestor (TLS client '{}')", tid, X509Util.getRfc4519Name(tlsClientCert.getSubjectX500Principal()));
            errorStatus = "requestor (TLS client certificate) is not authorized";
        }
    } else {
        errorStatus = "request has no protection";
        requestor = null;
    }
    if (errorStatus != null) {
        if (event != null) {
            event.setLevel(AuditLevel.INFO);
            event.setStatus(AuditStatus.FAILED);
            event.addEventData(CaAuditConstants.NAME_message, errorStatus);
        }
        return buildErrorPkiMessage(tid, reqHeader, PKIFailureInfo.badMessageCheck, errorStatus);
    }
    PKIMessage resp = processPkiMessage0(pkiMessage, requestor, tid, message, msgId, event);
    if (isProtected) {
        resp = addProtection(resp, event);
    } else {
    // protected by TLS connection
    }
    return resp;
}

Example 3 with ProtectionVerificationResult

use of org.xipki.cmp.ProtectionVerificationResult in project xipki by xipki.

the class CmpRequestor method signAndSend.

protected PkiResponse signAndSend(PKIMessage request, RequestResponseDebug debug) throws CmpRequestorException {
    ParamUtil.requireNonNull("request", request);
    PKIMessage tmpRequest = (signRequest) ? sign(request) : request;
    byte[] encodedRequest;
    try {
        encodedRequest = tmpRequest.getEncoded();
    } catch (IOException ex) {
        LOG.error("could not encode the PKI request {}", tmpRequest);
        throw new CmpRequestorException(ex.getMessage(), ex);
    }
    RequestResponsePair reqResp = null;
    if (debug != null) {
        reqResp = new RequestResponsePair();
        debug.add(reqResp);
        if (debug.saveRequest()) {
            reqResp.setRequest(encodedRequest);
        }
    }
    byte[] encodedResponse;
    try {
        encodedResponse = send(encodedRequest);
    } catch (IOException ex) {
        LOG.error("could not send the PKI request {} to server", tmpRequest);
        throw new CmpRequestorException("TRANSPORT_ERROR", ex);
    }
    if (reqResp != null && debug.saveResponse()) {
        reqResp.setResponse(encodedResponse);
    }
    GeneralPKIMessage response;
    try {
        response = new GeneralPKIMessage(encodedResponse);
    } catch (IOException ex) {
        LOG.error("could not decode the received PKI message: {}", Hex.encode(encodedResponse));
        throw new CmpRequestorException(ex.getMessage(), ex);
    }
    PKIHeader reqHeader = request.getHeader();
    PKIHeader respHeader = response.getHeader();
    ASN1OctetString tid = reqHeader.getTransactionID();
    ASN1OctetString respTid = respHeader.getTransactionID();
    if (!tid.equals(respTid)) {
        LOG.warn("Response contains different tid ({}) than requested {}", respTid, tid);
        throw new CmpRequestorException("Response contains differnt tid than the request");
    }
    ASN1OctetString senderNonce = reqHeader.getSenderNonce();
    ASN1OctetString respRecipientNonce = respHeader.getRecipNonce();
    if (!senderNonce.equals(respRecipientNonce)) {
        LOG.warn("tid {}: response.recipientNonce ({}) != request.senderNonce ({})", tid, respRecipientNonce, senderNonce);
        throw new CmpRequestorException("Response contains differnt tid than the request");
    }
    GeneralName rec = respHeader.getRecipient();
    if (!sender.equals(rec)) {
        LOG.warn("tid={}: unknown CMP requestor '{}'", tid, rec);
    }
    PkiResponse ret = new PkiResponse(response);
    if (response.hasProtection()) {
        try {
            ProtectionVerificationResult verifyProtection = verifyProtection(Hex.encode(tid.getOctets()), response);
            ret.setProtectionVerificationResult(verifyProtection);
        } catch (InvalidKeyException | OperatorCreationException | CMPException ex) {
            throw new CmpRequestorException(ex.getMessage(), ex);
        }
    } else if (signRequest) {
        PKIBody respBody = response.getBody();
        int bodyType = respBody.getType();
        if (bodyType != PKIBody.TYPE_ERROR) {
            throw new CmpRequestorException("response is not signed");
        }
    }
    return ret;
}

Example 4 with ProtectionVerificationResult

use of org.xipki.cmp.ProtectionVerificationResult in project xipki by xipki.

the class CmpRequestor method verifyProtection.

private ProtectionVerificationResult verifyProtection(String tid, GeneralPKIMessage pkiMessage) throws CMPException, InvalidKeyException, OperatorCreationException {
    ProtectedPKIMessage protectedMsg = new ProtectedPKIMessage(pkiMessage);
    if (protectedMsg.hasPasswordBasedMacProtection()) {
        LOG.warn("NOT_SIGNAUTRE_BASED: {}", pkiMessage.getHeader().getProtectionAlg().getAlgorithm().getId());
        return new ProtectionVerificationResult(null, ProtectionResult.NOT_SIGNATURE_BASED);
    }
    PKIHeader header = protectedMsg.getHeader();
    if (recipientName != null) {
        boolean authorizedResponder = true;
        if (header.getSender().getTagNo() != GeneralName.directoryName) {
            authorizedResponder = false;
        } else {
            X500Name msgSender = X500Name.getInstance(header.getSender().getName());
            authorizedResponder = recipientName.equals(msgSender);
        }
        if (!authorizedResponder) {
            LOG.warn("tid={}: not authorized responder '{}'", tid, header.getSender());
            return new ProtectionVerificationResult(null, ProtectionResult.SENDER_NOT_AUTHORIZED);
        }
    }
    AlgorithmIdentifier protectionAlgo = protectedMsg.getHeader().getProtectionAlg();
    if (!responder.getSigAlgoValidator().isAlgorithmPermitted(protectionAlgo)) {
        String algoName;
        try {
            algoName = AlgorithmUtil.getSignatureAlgoName(protectionAlgo);
        } catch (NoSuchAlgorithmException ex) {
            algoName = protectionAlgo.getAlgorithm().getId();
        }
        LOG.warn("tid={}: response protected by untrusted protection algorithm '{}'", tid, algoName);
        return new ProtectionVerificationResult(null, ProtectionResult.INVALID);
    }
    X509Certificate cert = responder.getCert();
    ContentVerifierProvider verifierProvider = securityFactory.getContentVerifierProvider(cert);
    if (verifierProvider == null) {
        LOG.warn("tid={}: not authorized responder '{}'", tid, header.getSender());
        return new ProtectionVerificationResult(cert, ProtectionResult.SENDER_NOT_AUTHORIZED);
    }
    boolean signatureValid = protectedMsg.verify(verifierProvider);
    ProtectionResult protRes = signatureValid ? ProtectionResult.VALID : ProtectionResult.INVALID;
    return new ProtectionVerificationResult(cert, protRes);
}

Example 5 with ProtectionVerificationResult

use of org.xipki.cmp.ProtectionVerificationResult in project xipki by xipki.

the class CmpRequestor method checkProtection.

protected void checkProtection(PkiResponse response) throws PkiErrorException {
    ParamUtil.requireNonNull("response", response);
    if (!response.hasProtection()) {
        return;
    }
    ProtectionVerificationResult protectionVerificationResult = response.getProtectionVerificationResult();
    if (protectionVerificationResult == null || protectionVerificationResult.getProtectionResult() != ProtectionResult.VALID) {
        throw new PkiErrorException(ClientErrorCode.PKISTATUS_RESPONSE_ERROR, PKIFailureInfo.badMessageCheck, "message check of the response failed");
    }
}