use of org.xipki.scep.transaction.FailInfo in project xipki by xipki.
the class DecodedPkiMessage method decode.
@SuppressWarnings("unchecked")
public static DecodedPkiMessage decode(CMSSignedData pkiMessage, EnvelopedDataDecryptor recipient, CollectionStore<X509CertificateHolder> certStore) throws MessageDecodingException {
ScepUtil.requireNonNull("pkiMessage", pkiMessage);
ScepUtil.requireNonNull("recipient", recipient);
SignerInformationStore signerStore = pkiMessage.getSignerInfos();
Collection<SignerInformation> signerInfos = signerStore.getSigners();
if (signerInfos.size() != 1) {
throw new MessageDecodingException("number of signerInfos is not 1, but " + signerInfos.size());
}
SignerInformation signerInfo = signerInfos.iterator().next();
SignerId sid = signerInfo.getSID();
Collection<?> signedDataCerts = null;
if (certStore != null) {
signedDataCerts = certStore.getMatches(sid);
}
if (signedDataCerts == null || signedDataCerts.isEmpty()) {
signedDataCerts = pkiMessage.getCertificates().getMatches(signerInfo.getSID());
}
if (signedDataCerts == null || signedDataCerts.size() != 1) {
throw new MessageDecodingException("could not find embedded certificate to verify the signature");
}
AttributeTable signedAttrs = signerInfo.getSignedAttributes();
if (signedAttrs == null) {
throw new MessageDecodingException("missing SCEP attributes");
}
Date signingTime = null;
// signingTime
ASN1Encodable attrValue = ScepUtil.getFirstAttrValue(signedAttrs, CMSAttributes.signingTime);
if (attrValue != null) {
signingTime = Time.getInstance(attrValue).getDate();
}
// transactionId
String str = getPrintableStringAttrValue(signedAttrs, ScepObjectIdentifiers.ID_TRANSACTION_ID);
if (str == null || str.isEmpty()) {
throw new MessageDecodingException("missing required SCEP attribute transactionId");
}
TransactionId transactionId = new TransactionId(str);
// messageType
Integer intValue = getIntegerPrintStringAttrValue(signedAttrs, ScepObjectIdentifiers.ID_MESSAGE_TYPE);
if (intValue == null) {
throw new MessageDecodingException("tid " + transactionId.getId() + ": missing required SCEP attribute messageType");
}
MessageType messageType;
try {
messageType = MessageType.forValue(intValue);
} catch (IllegalArgumentException ex) {
throw new MessageDecodingException("tid " + transactionId.getId() + ": invalid messageType '" + intValue + "'");
}
// senderNonce
Nonce senderNonce = getNonceAttrValue(signedAttrs, ScepObjectIdentifiers.ID_SENDER_NONCE);
if (senderNonce == null) {
throw new MessageDecodingException("tid " + transactionId.getId() + ": missing required SCEP attribute senderNonce");
}
DecodedPkiMessage ret = new DecodedPkiMessage(transactionId, messageType, senderNonce);
if (signingTime != null) {
ret.setSigningTime(signingTime);
}
Nonce recipientNonce = null;
try {
recipientNonce = getNonceAttrValue(signedAttrs, ScepObjectIdentifiers.ID_RECIPIENT_NONCE);
} catch (MessageDecodingException ex) {
ret.setFailureMessage("could not parse recipientNonce: " + ex.getMessage());
}
if (recipientNonce != null) {
ret.setRecipientNonce(recipientNonce);
}
PkiStatus pkiStatus = null;
FailInfo failInfo = null;
if (MessageType.CertRep == messageType) {
// pkiStatus
try {
intValue = getIntegerPrintStringAttrValue(signedAttrs, ScepObjectIdentifiers.ID_PKI_STATUS);
} catch (MessageDecodingException ex) {
ret.setFailureMessage("could not parse pkiStatus: " + ex.getMessage());
return ret;
}
if (intValue == null) {
ret.setFailureMessage("missing required SCEP attribute pkiStatus");
return ret;
}
try {
pkiStatus = PkiStatus.forValue(intValue);
} catch (IllegalArgumentException ex) {
ret.setFailureMessage("invalid pkiStatus '" + intValue + "'");
return ret;
}
ret.setPkiStatus(pkiStatus);
// failureInfo
if (pkiStatus == PkiStatus.FAILURE) {
try {
intValue = getIntegerPrintStringAttrValue(signedAttrs, ScepObjectIdentifiers.ID_FAILINFO);
} catch (MessageDecodingException ex) {
ret.setFailureMessage("could not parse failInfo: " + ex.getMessage());
return ret;
}
if (intValue == null) {
ret.setFailureMessage("missing required SCEP attribute failInfo");
return ret;
}
try {
failInfo = FailInfo.forValue(intValue);
} catch (IllegalArgumentException ex) {
ret.setFailureMessage("invalid failInfo '" + intValue + "'");
return ret;
}
ret.setFailInfo(failInfo);
}
// end if(pkiStatus == PkiStatus.FAILURE)
}
// end if (MessageType.CertRep == messageType)
// other signedAttributes
Attribute[] attrs = signedAttrs.toASN1Structure().getAttributes();
for (Attribute attr : attrs) {
ASN1ObjectIdentifier type = attr.getAttrType();
if (!SCEP_ATTR_TYPES.contains(type)) {
ret.addSignendAttribute(type, attr.getAttrValues().getObjectAt(0));
}
}
// unsignedAttributes
AttributeTable unsignedAttrs = signerInfo.getUnsignedAttributes();
attrs = (unsignedAttrs == null) ? null : unsignedAttrs.toASN1Structure().getAttributes();
if (attrs != null) {
for (Attribute attr : attrs) {
ASN1ObjectIdentifier type = attr.getAttrType();
ret.addUnsignendAttribute(type, attr.getAttrValues().getObjectAt(0));
}
}
ASN1ObjectIdentifier digestAlgOid = signerInfo.getDigestAlgorithmID().getAlgorithm();
ret.setDigestAlgorithm(digestAlgOid);
String sigAlgOid = signerInfo.getEncryptionAlgOID();
if (!PKCSObjectIdentifiers.rsaEncryption.getId().equals(sigAlgOid)) {
ASN1ObjectIdentifier tmpDigestAlgOid;
try {
tmpDigestAlgOid = ScepUtil.extractDigesetAlgorithmIdentifier(signerInfo.getEncryptionAlgOID(), signerInfo.getEncryptionAlgParams());
} catch (Exception ex) {
final String msg = "could not extract digest algorithm from signerInfo.signatureAlgorithm: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
if (!digestAlgOid.equals(tmpDigestAlgOid)) {
ret.setFailureMessage("digestAlgorithm and encryptionAlgorithm do not use the same digestAlgorithm");
return ret;
}
// end if
}
// end if
X509CertificateHolder tmpSignerCert = (X509CertificateHolder) signedDataCerts.iterator().next();
X509Certificate signerCert;
try {
signerCert = ScepUtil.toX509Cert(tmpSignerCert.toASN1Structure());
} catch (CertificateException ex) {
final String msg = "could not construct X509Certificate: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
ret.setSignatureCert(signerCert);
// validate the signature
SignerInformationVerifier verifier;
try {
verifier = new JcaSimpleSignerInfoVerifierBuilder().build(tmpSignerCert);
} catch (OperatorCreationException | CertificateException ex) {
final String msg = "could not build signature verifier: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
boolean signatureValid;
try {
signatureValid = signerInfo.verify(verifier);
} catch (CMSException ex) {
final String msg = "could not verify the signature: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
ret.setSignatureValid(signatureValid);
if (!signatureValid) {
return ret;
}
if (MessageType.CertRep == messageType && (pkiStatus == PkiStatus.FAILURE | pkiStatus == PkiStatus.PENDING)) {
return ret;
}
// MessageData
CMSTypedData signedContent = pkiMessage.getSignedContent();
ASN1ObjectIdentifier signedContentType = signedContent.getContentType();
if (!CMSObjectIdentifiers.envelopedData.equals(signedContentType)) {
// fall back: some SCEP client, such as JSCEP use id-data
if (!CMSObjectIdentifiers.data.equals(signedContentType)) {
ret.setFailureMessage("either id-envelopedData or id-data is excepted, but not '" + signedContentType.getId());
return ret;
}
}
CMSEnvelopedData envData;
try {
envData = new CMSEnvelopedData((byte[]) signedContent.getContent());
} catch (CMSException ex) {
final String msg = "could not create the CMSEnvelopedData: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
ret.setContentEncryptionAlgorithm(envData.getContentEncryptionAlgorithm().getAlgorithm());
byte[] encodedMessageData;
try {
encodedMessageData = recipient.decrypt(envData);
} catch (MessageDecodingException ex) {
final String msg = "could not create the CMSEnvelopedData: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
ret.setDecryptionSuccessful(false);
return ret;
}
ret.setDecryptionSuccessful(true);
try {
if (MessageType.PKCSReq == messageType || MessageType.RenewalReq == messageType || MessageType.UpdateReq == messageType) {
CertificationRequest messageData = CertificationRequest.getInstance(encodedMessageData);
ret.setMessageData(messageData);
} else if (MessageType.CertPoll == messageType) {
IssuerAndSubject messageData = IssuerAndSubject.getInstance(encodedMessageData);
ret.setMessageData(messageData);
} else if (MessageType.GetCert == messageType || MessageType.GetCRL == messageType) {
IssuerAndSerialNumber messageData = IssuerAndSerialNumber.getInstance(encodedMessageData);
ret.setMessageData(messageData);
ret.setMessageData(messageData);
} else if (MessageType.CertRep == messageType) {
ContentInfo ci = ContentInfo.getInstance(encodedMessageData);
ret.setMessageData(ci);
} else {
throw new RuntimeException("should not reach here, unknown messageType " + messageType);
}
} catch (Exception ex) {
final String msg = "could not parse the messageData: " + ex.getMessage();
LOG.error(msg);
LOG.debug(msg, ex);
ret.setFailureMessage(msg);
return ret;
}
return ret;
}
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