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com.sun.xml.wss.impl.misc.KeyResolver Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.wss.impl.misc;
import com.sun.xml.wss.core.EncryptedKeyToken;
import com.sun.xml.wss.impl.WssSoapFaultException;
import com.sun.xml.wss.impl.policy.mls.AuthenticationTokenPolicy;
import com.sun.xml.wss.impl.policy.mls.EncryptionPolicy;
import com.sun.xml.wss.impl.policy.mls.SignaturePolicy;
import com.sun.xml.wss.saml.AssertionUtil;
import com.sun.xml.wss.impl.dsig.SignatureProcessor;
import java.io.UnsupportedEncodingException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.math.BigInteger;
import java.security.NoSuchAlgorithmException;
import java.security.cert.X509Certificate;
import java.security.MessageDigest;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.xml.security.keys.content.KeyValue;
import org.apache.xml.security.keys.content.X509Data;
import org.apache.xml.security.exceptions.Base64DecodingException;
import com.sun.xml.ws.api.security.secconv.client.SCTokenConfiguration;
import com.sun.xml.ws.api.security.trust.WSTrustException;
import com.sun.xml.ws.api.security.trust.client.IssuedTokenManager;
import com.sun.xml.wss.impl.FilterProcessingContext;
import com.sun.xml.wss.impl.MessageConstants;
import com.sun.xml.wss.logging.LogDomainConstants;
import com.sun.xml.wss.XWSSecurityException;
import com.sun.xml.wss.impl.SecurableSoapMessage;
import com.sun.xml.wss.core.SecurityToken;
import com.sun.xml.wss.core.ReferenceElement;
import com.sun.xml.wss.core.X509SecurityToken;
import com.sun.xml.wss.core.KeyInfoHeaderBlock;
import com.sun.xml.wss.core.SecurityTokenReference;
import com.sun.xml.wss.core.DerivedKeyTokenHeaderBlock;
import com.sun.xml.wss.core.reference.KeyIdentifier;
import com.sun.xml.wss.core.reference.DirectReference;
import com.sun.xml.wss.core.reference.X509IssuerSerial;
import com.sun.xml.wss.impl.policy.MLSPolicy;
import com.sun.xml.wss.impl.policy.mls.DerivedTokenKeyBinding;
import com.sun.xml.wss.impl.policy.mls.SymmetricKeyBinding;
import com.sun.xml.wss.impl.policy.mls.SecureConversationTokenKeyBinding;
import com.sun.xml.wss.impl.policy.mls.IssuedTokenKeyBinding;
import com.sun.xml.wss.impl.PolicyTypeUtil;
import com.sun.xml.wss.saml.util.SAMLUtil;
import com.sun.xml.wss.impl.XMLUtil;
import org.w3c.dom.NodeList;
import java.util.HashMap;
import jakarta.xml.soap.SOAPElement;
import javax.crypto.spec.SecretKeySpec;
import org.w3c.dom.Node;
import org.w3c.dom.Element;
import javax.xml.namespace.QName;
import com.sun.xml.wss.core.SecurityContextTokenImpl;
import com.sun.xml.ws.security.SecurityContextToken;
import com.sun.xml.ws.security.IssuedTokenContext;
import com.sun.xml.ws.security.impl.DerivedKeyTokenImpl;
import com.sun.xml.ws.security.DerivedKeyToken;
import com.sun.xml.ws.security.trust.elements.BinarySecret;
import javax.security.auth.Subject;
import com.sun.xml.ws.runtime.dev.SessionManager;
import com.sun.xml.ws.security.SecurityContextTokenInfo;
import com.sun.xml.ws.security.secconv.impl.client.DefaultSCTokenConfiguration;
import com.sun.xml.ws.security.trust.WSTrustElementFactory;
import com.sun.xml.wss.logging.LogStringsMessages;
public class KeyResolver {
private static Logger log = Logger.getLogger(LogDomainConstants.WSS_API_DOMAIN, LogDomainConstants.WSS_API_DOMAIN_BUNDLE);
/**
* If a SecurityTokenReference is present inside the KeyInfo,
* the return value is an instance of PrivateKey (if sig is false) or
* PublicKey (if sig is true).
* Else If a KeyName is present inside the KeyInfo, then the return
* value is an instance of SecretKey.
* Else, an XWSSecurityException is thrown.
*
* @param sig
* true if this method is called by a signature verifier, false if
* called by a decrypter
*/
/*
*
* TODO:: SIG flag to be removed once JSR105 has been tested completly.-Venu
*/
public static Key getKey( KeyInfoHeaderBlock keyInfo, boolean sig,
FilterProcessingContext context) {
Key returnKey;
//HashMap tokenCache = context.getTokenCache();
try {
SecurableSoapMessage secureMsg = context.getSecurableSoapMessage();
if (keyInfo.containsSecurityTokenReference()) {
return processSecurityTokenReference(keyInfo,sig, context);
}else if (keyInfo.containsKeyName()) {
EncryptionPolicy policy = (EncryptionPolicy)context.getInferredPolicy();
String keynameString = keyInfo.getKeyNameString(0);
if(policy != null){
SymmetricKeyBinding keyBinding = null;
keyBinding = (SymmetricKeyBinding)policy.newSymmetricKeyBinding();
keyBinding.setKeyIdentifier(keynameString);
}
returnKey =
context.getSecurityEnvironment().getSecretKey(context.getExtraneousProperties(),
keynameString,
false);
} else if (keyInfo.containsKeyValue()) {
// resolve KeyValue
returnKey =
resolveKeyValue(secureMsg, keyInfo.getKeyValue(0), sig,context);
} else if (keyInfo.containsX509Data()) {
// resolve X509Data
returnKey = resolveX509Data(secureMsg, keyInfo.getX509Data(0), sig,context);
} else if(keyInfo.containsEncryptedKeyToken()){
EncryptedKeyToken token = keyInfo.getEncryptedKey(0);
KeyInfoHeaderBlock kiHB = token.getKeyInfo();
if(kiHB.containsSecurityTokenReference()){
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0335_UNSUPPORTED_REFERENCETYPE());
throw new XWSSecurityException("Unsupported reference type under EncryptedKey");
}
//Default algo
//String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
//restore backward compatibility
String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}else{
if (context.getDataEncryptionAlgorithm() != null){
dataEncAlgo = context.getDataEncryptionAlgorithm();
}
}
returnKey = token.getSecretKey(getKey(kiHB, false, context), dataEncAlgo);
} else if (keyInfo.containsBinarySecret()) {
BinarySecret bs = keyInfo.getBinarySecret(0);
// assuming the Binary Secret is of Type
if ((bs.getType() == null) || bs.getType().equals(BinarySecret.SYMMETRIC_KEY_TYPE)) {
String algo = "AES"; // hardcoding for now
if (context.getAlgorithmSuite() != null) {
algo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
}
returnKey = new SecretKeySpec(bs.getRawValue(), algo);
} else {
log.log(Level.SEVERE,LogStringsMessages.WSS_0339_UNSUPPORTED_KEYINFO());
throw new XWSSecurityException("Unsupported wst:BinarySecret Type");
}
} else {
XWSSecurityException xwsse =
new XWSSecurityException(
"Support for processing information in the given ds:KeyInfo is not present");
log.log(Level.SEVERE, LogStringsMessages.WSS_0339_UNSUPPORTED_KEYINFO(),xwsse);
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_INVALID_SECURITY,
xwsse.getMessage(),
xwsse);
}
}catch(WssSoapFaultException wsse){
log.log(Level.SEVERE, LogStringsMessages.WSS_0284_WSS_SOAP_FAULT_EXCEPTION(), wsse);
throw wsse;
}catch (XWSSecurityException xwsse) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0284_WSS_SOAP_FAULT_EXCEPTION(), xwsse);
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
xwsse.getMessage(),
xwsse);
}
if (returnKey == null) {
log.log(Level.SEVERE,
LogStringsMessages.WSS_0600_ILLEGAL_TOKEN_REFERENCE());
XWSSecurityException xwsse =
new XWSSecurityException(
"Referenced security token could not be retrieved");
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
xwsse.getMessage(),
xwsse);
}
return returnKey;
}
@SuppressWarnings("unchecked")
public static Key resolveSamlAssertion(SecurableSoapMessage secureMsg, Element samlAssertion,
boolean sig,FilterProcessingContext context, String assertionID) throws XWSSecurityException {
try {
Key key = (Key) context.getSamlIdVSKeyCache().get(assertionID);
String samlSignatureResolved = (String)context.getExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED);
if (key != null){
return key;
}
//TODO: expensive conversion happening
if (samlAssertion == null) {
log.log(Level.SEVERE,LogStringsMessages.WSS_0235_FAILED_LOCATE_SAML_ASSERTION());
throw new XWSSecurityException("Cannot Locate SAML Assertion");
}
if ("false".equals(samlSignatureResolved)) {
NodeList nl = samlAssertion.getElementsByTagNameNS(MessageConstants.DSIG_NS, "Signature");
//verify the signature inside the SAML assertion
if ( nl.getLength() == 0 ) {
XWSSecurityException e = new XWSSecurityException("Unsigned SAML Assertion encountered");
log.log(Level.SEVERE, com.sun.xml.wss.logging.impl.dsig.LogStringsMessages.WSS_1309_SAML_SIGNATURE_VERIFY_FAILED(), e);
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_INVALID_SECURITY,
"Exception during Signature verfication in SAML Assertion",
e);
}
SignaturePolicy policy = (SignaturePolicy)context.getInferredPolicy();
// will be only during verify.
// AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
//
// if(policy != null){
// keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
// }
Element elem = (Element)nl.item(0);
try {
if ( !SignatureProcessor.verifySignature(elem, context)) {
log.log(Level.SEVERE, com.sun.xml.wss.logging.impl.dsig.LogStringsMessages.WSS_1310_SAML_SIGNATURE_INVALID());
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_FAILED_AUTHENTICATION,
"SAML Assertion has invalid Signature",
new Exception(
"SAML Assertion has invalid Signature"));
}
} catch (XWSSecurityException ex) {
log.log(Level.SEVERE, com.sun.xml.wss.logging.impl.dsig.LogStringsMessages.WSS_1310_SAML_SIGNATURE_INVALID());
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_FAILED_AUTHENTICATION,
"SAML Assertion has invalid Signature",
ex);
}
}
if ( "false".equals(samlSignatureResolved) ){
context.setExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED,"true");
}
Element keyInfoElem =
AssertionUtil.getSubjectConfirmationKeyInfo(samlAssertion);
KeyInfoHeaderBlock keyInfo = new KeyInfoHeaderBlock(
XMLUtil.convertToSoapElement(secureMsg.getSOAPPart(),keyInfoElem));
key = getKey(keyInfo, sig, context);
context.getSamlIdVSKeyCache().put(assertionID, key);
return key;
} catch (Exception e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0238_FAILED_RESOLVE_SAML_ASSERTION());
throw new XWSSecurityException(e);
}
}
@SuppressWarnings("unchecked")
public static Key processSecurityTokenReference(KeyInfoHeaderBlock keyInfo,
boolean sig, FilterProcessingContext context)throws XWSSecurityException{
Key returnKey = null;
HashMap tokenCache = context.getTokenCache();
SecurableSoapMessage secureMsg = context.getSecurableSoapMessage();
SecurityTokenReference str = keyInfo.getSecurityTokenReference(0);
ReferenceElement refElement = str.getReference();
EncryptionPolicy policy = (EncryptionPolicy)context.getInferredPolicy();
EncryptionPolicy inferredEncryptionPolicy = null;
boolean isWSITRecipient = (context.getMode()== FilterProcessingContext.WSDL_POLICY);
try{
if(isWSITRecipient){
int i = context.getInferredSecurityPolicy().size() - 1;
inferredEncryptionPolicy = (EncryptionPolicy)context.getInferredSecurityPolicy().get(i);
}
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0239_FAILED_PROCESS_SECURITY_TOKEN_REFERENCE(), e);
throw new XWSSecurityException(e);
}
// Do a case analysis based on the type of refElement.
// X509 Token Profile supports 3 kinds of reference mechanisms.
// Embedded Reference not considered.
if (refElement instanceof KeyIdentifier) {
KeyIdentifier keyId = (KeyIdentifier)refElement;
if (MessageConstants.X509SubjectKeyIdentifier_NS.equals(keyId.getValueType()) ||
MessageConstants.X509v3SubjectKeyIdentifier_NS.equals(keyId.getValueType())) {
if(policy != null){
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
}
} else if (MessageConstants.ThumbPrintIdentifier_NS.equals(keyId.getValueType())) {
if(policy != null){
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.THUMB_PRINT_TYPE);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.ThumbPrintIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(
context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()),
MessageConstants.THUMB_PRINT_TYPE
);
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()),
MessageConstants.THUMB_PRINT_TYPE
);
}
} else if(MessageConstants.EncryptedKeyIdentifier_NS.equals(keyId.getValueType())){
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
String ekSha1RefValue = (String)context.getExtraneousProperty("EncryptedKeySHA1");
Key secretKey = (Key)context.getExtraneousProperty("SecretKey");
String keyRefValue = keyId.getReferenceValue();
if(ekSha1RefValue != null && secretKey != null){
if(ekSha1RefValue.equals(keyRefValue))
returnKey = secretKey;
} else{
String message = "EncryptedKeySHA1 reference not correct";
log.log(Level.SEVERE, LogStringsMessages.WSS_0240_INVALID_ENCRYPTED_KEY_SHA_1_REFERENCE());
throw new XWSSecurityException(message);
}
} else if (MessageConstants.WSSE_SAML_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())
|| MessageConstants.WSSE_SAML_v2_0_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())) {
// Its a SAML Assertion, retrieve the assertion
if(policy != null){
AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
keyBinding.setReferenceType(keyId.getValueType());
}
String assertionID = keyId.getDecodedReferenceValue();
Element samlAssertion = resolveSAMLToken(str, assertionID,context);
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
if(inferredKB == null){
if (context.hasIssuedToken()){
inferredEncryptionPolicy.setKeyBinding(itkBinding);
}else{
inferredEncryptionPolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
}
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
}
}
returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
if (context.hasIssuedToken() && returnKey != null){
SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
}
} else {
if(policy != null){
AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
}
Element samlAssertion = null;
String assertionID = keyId.getDecodedReferenceValue();
try{
samlAssertion = resolveSAMLToken(str, assertionID,context);
}catch(Exception ex){
//ignore
}
if (samlAssertion != null) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(itkBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
}
}
returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
if (context.hasIssuedToken() && returnKey != null){
SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
}
} else {
// now assume its an X509Token
// Note: the code below assumes base64 EncodingType for X509 SKI
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
}
}
}
} else if (refElement instanceof DirectReference) {
String uri = ((DirectReference) refElement).getURI();
// will be only during verify.
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
String valueType = ((DirectReference) refElement).getValueType();
if (MessageConstants.DKT_VALUETYPE.equals(valueType) ||
MessageConstants.DKT_13_VALUETYPE.equals(valueType)){
//TODO: this will work for now but need to handle this case here later
valueType = null;
}
if(policy != null){
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
keyBinding.setValueType(valueType);
}
if (MessageConstants.X509v3_NS.equals(valueType)||MessageConstants.X509v1_NS.equals(valueType)) {
// its an X509 Token
HashMap insertedX509Cache = context.getInsertedX509Cache();
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
X509SecurityToken token = (X509SecurityToken)insertedX509Cache.get(wsuId);
if(token == null)
token =(X509SecurityToken)resolveToken(wsuId,context,secureMsg);
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
x509Binding.setValueType(valueType);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
dktBind.setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
returnKey = resolveX509Token(secureMsg, token, sig,context);
} else if(MessageConstants.EncryptedKey_NS.equals(valueType)){
// Do default processing
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token =resolveToken(wsuId,context,secureMsg);
//TODO: STR is referring to EncryptedKey
KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
//String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
// now that context will have AlgoSuite under WSIT, this should not be an issue
// so restoring old value since it breaks Backward Compat otherwise
String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}else{
if (context.getDataEncryptionAlgorithm() != null){
dataEncAlgo = context.getDataEncryptionAlgorithm();
}
}
try{
Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
byte[] decodedCipher = Base64.decode(cipherValue);
byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
String encEkSha1 = Base64.encode(ekSha1);
context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
throw new XWSSecurityException(e);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
dktBind.setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
} else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
// could be wsuId or SCT Session Id
String sctId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token = (SecurityToken)tokenCache.get(sctId);
if(token == null){
token = SecurityUtil.locateBySCTId(context, uri);
if (token == null) {
token = resolveToken(sctId, context, secureMsg);
}
if(token == null){
log.log(Level.SEVERE, LogStringsMessages.WSS_0242_UNABLETO_LOCATE_SCT());
throw new XWSSecurityException("SCT Token with Id "+sctId+ "not found");
}else{
tokenCache.put(sctId, token);
}
}
if (token instanceof SecurityContextToken) {
//handling for SecurityContext Token
byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
String encAlgo = "AES"; //hardcoding for now
if (context.getAlgorithmSuite() != null) {
encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(sctBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
returnKey = new SecretKeySpec(proofKey, encAlgo);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0243_INVALID_VALUE_TYPE_NON_SCT_TOKEN());
throw new XWSSecurityException("Incorrect ValueType: " + MessageConstants.SCT_VALUETYPE + ", specified for a Non SCT Token");
}
} else if (null == valueType) {
// Do default processing
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token = SecurityUtil.locateBySCTId(context, wsuId);
if (token == null) {
token =resolveToken(wsuId,context,secureMsg);
}
if (token instanceof X509SecurityToken) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
returnKey = resolveX509Token(secureMsg, (X509SecurityToken)token, sig,context);
} else if (token instanceof EncryptedKeyToken) {
//TODO: STR is referring to EncryptedKey
KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
ReferenceElement refElem = sectr.getReference();
String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
// now that context will have AlgoSuite under WSIT, this should not be an issue
// so restoring old value since it breaks Backward Compat otherwise
//String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}else{
if (context.getDataEncryptionAlgorithm() != null){
dataEncAlgo = context.getDataEncryptionAlgorithm();
}
}
try{
Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
byte[] decodedCipher = Base64.decode(cipherValue);
byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
String encEkSha1 = Base64.encode(ekSha1);
context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
} catch(Exception e){
log.log(Level.SEVERE,LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
throw new XWSSecurityException(e);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
} else if (token instanceof SecurityContextToken) {
//handling for SecurityContext Token
byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
String encAlgo = "AES"; //default algo
if (context.getAlgorithmSuite() != null) {
encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(sctBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
returnKey = new SecretKeySpec(proofKey, encAlgo);
} else if (token instanceof DerivedKeyTokenHeaderBlock){
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(dtkBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
//already set - do nothing
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0244_INVALID_LEVEL_DKT());
throw new XWSSecurityException("A derived Key Token should be a top level key binding");
}
}
returnKey = resolveDKT(context, (DerivedKeyTokenHeaderBlock)token);
} else {
String message = " Cannot Resolve URI " + uri;
log.log(Level.SEVERE,LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(message),
new Object[] {message});
XWSSecurityException xwsse = new XWSSecurityException(message);
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
xwsse.getMessage(), xwsse);
}
} else {
log.log(
Level.SEVERE,
LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(((DirectReference)refElement).getValueType()),
new Object[] {((DirectReference)refElement).getValueType()});
XWSSecurityException xwsse =
new XWSSecurityException(
"unsupported directreference ValueType "
+ ((DirectReference) refElement).getValueType());
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_INVALID_SECURITY_TOKEN,
xwsse.getMessage(), xwsse);
}
} else if (refElement instanceof X509IssuerSerial) {
BigInteger serialNumber = ((X509IssuerSerial) refElement).getSerialNumber();
String issuerName = ((X509IssuerSerial) refElement).getIssuerName();
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.X509_ISSUER_TYPE);
if(inferredKB == null){
inferredEncryptionPolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
if(dktBind.getOriginalKeyBinding() == null)
dktBind.setOriginalKeyBinding(x509Binding);
else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
}
}
if (sig) {
returnKey = context.getSecurityEnvironment().getPublicKey(
context.getExtraneousProperties(), serialNumber, issuerName);
} else {
returnKey = context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(), serialNumber, issuerName);
}
} else {
log.log(
Level.SEVERE, LogStringsMessages.WSS_0338_UNSUPPORTED_REFERENCE_MECHANISM());
XWSSecurityException xwsse =
new XWSSecurityException(
"Key reference mechanism not supported");
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_UNSUPPORTED_SECURITY_TOKEN,
xwsse.getMessage(),
xwsse);
}
return returnKey;
}
public static Key resolveX509Token( SecurableSoapMessage secureMsg, X509SecurityToken token,
boolean sig,FilterProcessingContext context) throws XWSSecurityException {
if (sig) {
// Update the Subject of the sender
X509Certificate cert = token.getCertificate();
context.getSecurityEnvironment().updateOtherPartySubject(DefaultSecurityEnvironmentImpl.getSubject(context), cert);
// updating other party credentials
if (context.getTrustCredentialHolder() != null) {
context.getTrustCredentialHolder().setRequestorCertificate(cert);
}
return cert.getPublicKey();
} else {
return context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
token.getCertificate());
}
}
public static Key resolveKeyValue(SecurableSoapMessage secureMsg,KeyValue keyValue,
boolean sig,FilterProcessingContext context) throws XWSSecurityException {
keyValue.getElement().normalize();
try {
if (sig) {
return keyValue.getPublicKey();
} else {
return context.getSecurityEnvironment().
getPrivateKey(context.getExtraneousProperties(),keyValue.getPublicKey(), false);
}
} catch (Exception e) {
log.log(Level.SEVERE,
LogStringsMessages.WSS_0601_UNSUPPORTED_KEYINFO_WSS_0601_ILLEGAL_KEY_VALUE(e.getMessage()),
e.getMessage());
throw new XWSSecurityException(e);
}
}
// not supporting CRL and SubjectName yet
// TODO: the support is incomplete here
public static Key resolveX509Data(SecurableSoapMessage secureMsg, X509Data x509Data,
boolean sig,FilterProcessingContext context) throws XWSSecurityException {
// workaround for what seems to be a bug in XMLSecurity
// text node getting split
x509Data.getElement().normalize();
X509Certificate cert = null;
try {
if (x509Data.containsCertificate()) {
cert = (x509Data.itemCertificate(0)).getX509Certificate();
} else if (x509Data.containsSKI()) {
if (sig) {
return context.getSecurityEnvironment().getPublicKey(
context.getExtraneousProperties(), x509Data.itemSKI(0).getSKIBytes());
} else {
return
context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(), x509Data.itemSKI(0).getSKIBytes());
}
} else if (x509Data.containsSubjectName()) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0339_UNSUPPORTED_KEYINFO());
throw new XWSSecurityException(
"X509SubjectName child element of X509Data is not yet supported by our implementation");
} else if (x509Data.containsIssuerSerial()) {
if (sig) {
return context.getSecurityEnvironment().
getPublicKey(
context.getExtraneousProperties(),
x509Data.itemIssuerSerial(0).getSerialNumber(),
x509Data.itemIssuerSerial(0).getIssuerName());
} else {
return context.getSecurityEnvironment().
getPrivateKey(
context.getExtraneousProperties(),
x509Data.itemIssuerSerial(0).getSerialNumber(),
x509Data.itemIssuerSerial(0).getIssuerName());
}
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0339_UNSUPPORTED_KEYINFO());
throw new XWSSecurityException(
"Unsupported child element of X509Data encountered");
}
if (sig) {
return cert.getPublicKey();
} else {
return context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(), cert);
}
} catch (Exception e) {
log.log(Level.SEVERE,
LogStringsMessages.WSS_0602_ILLEGAL_X_509_DATA(e.getMessage()),
e.getMessage());
throw new XWSSecurityException(e);
}
}
private static byte[] getDecodedBase64EncodedData(String encodedData)
throws XWSSecurityException {
try {
return Base64.decode(encodedData);
} catch (Base64DecodingException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0144_UNABLETO_DECODE_BASE_64_DATA(e.getMessage()) ,e);
throw new XWSSecurityException(
"Unable to decode Base64 encoded data",
e);
}
}
@SuppressWarnings("unchecked")
private static SecurityToken resolveToken(String uri, FilterProcessingContext context, SecurableSoapMessage secureMsg)
throws XWSSecurityException{
try{
HashMap cache = context.getTokenCache();
SecurityToken token = (SecurityToken)cache.get(uri);
if(token != null){
return token;
}
if (token == null) {
Node tokenNode = secureMsg.getElementById(uri);
tokenNode.normalize();
if(MessageConstants.WSSE_BINARY_SECURITY_TOKEN_LNAME.equals(tokenNode.getLocalName())){
token = new X509SecurityToken((SOAPElement)tokenNode);
} else if ( MessageConstants.ENCRYPTEDKEY_LNAME.equals(tokenNode.getLocalName())) {
token = new EncryptedKeyToken((SOAPElement)tokenNode);
} else if (MessageConstants.SECURITY_CONTEXT_TOKEN_LNAME.equals(tokenNode.getLocalName())) {
token = new SecurityContextTokenImpl((SOAPElement)tokenNode);
} else if (MessageConstants.DERIVEDKEY_TOKEN_LNAME.equals(tokenNode.getLocalName())){
token = new DerivedKeyTokenHeaderBlock((SOAPElement)tokenNode);
}
}
cache.put(uri, token);
return token;
}catch(Exception ex){
log.log(Level.SEVERE, LogStringsMessages.WSS_0245_FAILED_RESOLVE_SECURITY_TOKEN(), ex);
throw new XWSSecurityException(ex);
}
}
private static Element resolveSAMLToken(SecurityTokenReference tokenRef, String assertionId,
FilterProcessingContext context)throws XWSSecurityException {
Element clientSAMLAssertionCache = (Element)context.getExtraneousProperties().get(MessageConstants.SAML_ASSERTION_CLIENT_CACHE);
if (clientSAMLAssertionCache != null){
return clientSAMLAssertionCache;
}
Element tokenElement = context.getIssuedSAMLToken();
if (tokenElement != null){
context.setExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED,"false");
}
if (tokenElement == null) {
if (tokenRef.getSamlAuthorityBinding() != null) {
tokenElement = context.getSecurityEnvironment().
locateSAMLAssertion(
context.getExtraneousProperties(),
tokenRef.getSamlAuthorityBinding(),
assertionId,
context.getSOAPMessage().getSOAPPart());
} else {
tokenElement = SAMLUtil.locateSamlAssertion(
assertionId, context.getSOAPMessage().getSOAPPart());
if (!("true".equals(context.getExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED))) ||
"false".equals(context.getExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED))){
context.setExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED,"false");
}
}
}
addAuthorityId(tokenElement , context);
//TODO: expensive conversion happening here
try {
// if it is an Encrypted SAML Assertion we cannot decrypt it
// on the client side since we don't have the Private Key
if ("EncryptedData".equals(tokenElement.getLocalName())) {
return null;
}
} catch (Exception e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0238_FAILED_RESOLVE_SAML_ASSERTION(), e);
throw new XWSSecurityException(e);
}
return tokenElement;
}
private static void addAuthorityId(Element assertion , FilterProcessingContext fp){
EncryptionPolicy ep = (EncryptionPolicy)fp.getInferredPolicy();
if( ep != null){
AuthenticationTokenPolicy.SAMLAssertionBinding kb = (AuthenticationTokenPolicy.SAMLAssertionBinding ) ep.newSAMLAssertionKeyBinding();
String issuer = assertion.getAttribute("Issuer");
kb.setAuthorityIdentifier(issuer);
}
}
// this method would be called on incoming client/server messages
@SuppressWarnings("unchecked")
private static byte[] resolveSCT(
FilterProcessingContext context, SecurityContextTokenImpl token, boolean sig)
throws XWSSecurityException{
// first set it into Extraneous Properties
context.setExtraneousProperty(MessageConstants.INCOMING_SCT, token);
// now get the SC ID
String scId = token.getSCId();
IssuedTokenContext ctx = null;
String protocol = context.getWSSCVersion(context.getSecurityPolicyVersion());
if(context.isClient()){
SCTokenConfiguration config = new DefaultSCTokenConfiguration(protocol, scId, !context.isExpired(), !context.isInboundMessage());
ctx =IssuedTokenManager.getInstance().createIssuedTokenContext(config, null);
try{
IssuedTokenManager.getInstance().getIssuedToken(ctx);
}catch(WSTrustException e){
throw new XWSSecurityException(e);
}
//Retrive the context from issuedTokenContextMap
// Enumeration elements = context.getIssuedTokenContextMap().elements();
// while (elements.hasMoreElements()) {
// IssuedTokenContext ictx = (IssuedTokenContext)elements.nextElement();
// Object tok = ictx.getSecurityToken();
// String ctxid = null;
// if (tok instanceof SecurityContextToken) {
// ctxid = ((SecurityContextToken)tok).getIdentifier().toString();
// if (ctxid.equals(scId)) {
// ctx = ictx;
// break;
// }
// }
//
// }
}else{
//Retrive the context from Session Manager's cache
ctx = ((SessionManager)context.getExtraneousProperty("SessionManager")).getSecurityContext(scId, !context.isExpired());
java.net.URI sctId = null;
String sctIns = null;
String wsuId = null;
SecurityContextToken sct = (SecurityContextToken)ctx.getSecurityToken();
if (sct != null){
sctId = sct.getIdentifier();
sctIns = sct.getInstance();
wsuId = sct.getWsuId();
}else {
SecurityContextTokenInfo sctInfo = ctx.getSecurityContextTokenInfo();
sctId = java.net.URI.create(sctInfo.getIdentifier());
sctIns = sctInfo.getInstance();
wsuId = sctInfo.getExternalId();
}
ctx.setSecurityToken(WSTrustElementFactory.newInstance(protocol).createSecurityContextToken(sctId, sctIns, wsuId));
}
if (ctx == null) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0246_UNABLETO_LOCATE_SECURE_CONVERSATION_SESSION());
throw new XWSSecurityException("Could not locate SecureConversation session for Id:" + scId);
}
Subject subj = ctx.getRequestorSubject();
if (subj != null) {
// subj will be null if this is the client side execution
if (context.getExtraneousProperty(MessageConstants.SCBOOTSTRAP_CRED_IN_SUBJ) == null) {
//do it only once
context.getSecurityEnvironment().updateOtherPartySubject(
SecurityUtil.getSubject(context.getExtraneousProperties()),subj);
context.getExtraneousProperties().put(MessageConstants.SCBOOTSTRAP_CRED_IN_SUBJ, "true");
}
}
byte[] proofKey = null;
String instance = null;
com.sun.xml.ws.security.SecurityContextToken scToken = (com.sun.xml.ws.security.SecurityContextToken)ctx.getSecurityToken();
if (scToken != null){
instance = scToken.getInstance();
}else{
instance = ctx.getSecurityContextTokenInfo().getInstance();
}
if(instance != null){
if(context.isExpired()){
proofKey = ctx.getProofKey();
}else{
SecurityContextTokenInfo sctInstanceInfo = ctx.getSecurityContextTokenInfo();
proofKey = sctInstanceInfo.getInstanceSecret(scToken.getInstance());
}
}else{
proofKey = ctx.getProofKey();
}
return proofKey;
}
private static Key resolveDKT(FilterProcessingContext context,
DerivedKeyTokenHeaderBlock token) throws XWSSecurityException{
//TODO: hardcoded for testing -- need to obtain this from somewhere
String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}
//HashMap tokenCache = context.getTokenCache();
SecurableSoapMessage secureMsg = context.getSecurableSoapMessage();
EncryptionPolicy inferredEncryptionPolicy = null;
boolean isWSITRecipient = (context.getMode()== FilterProcessingContext.WSDL_POLICY);
try{
if(isWSITRecipient){
int i = context.getInferredSecurityPolicy().size() - 1;
inferredEncryptionPolicy = (EncryptionPolicy)context.getInferredSecurityPolicy().get(i);
}
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0247_FAILED_RESOLVE_DERIVED_KEY_TOKEN());
throw new XWSSecurityException(e);
}
SecurityTokenReference sectr = token.getDerivedKeyElement();
if (sectr == null) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0248_NULL_STR());
throw new XWSSecurityException("Invalid DerivedKey Token encountered, no STR found");
}
ReferenceElement refElement = sectr.getReference();
Key encKey = null;
byte[] secret = null;
if (refElement instanceof DirectReference) {
String uri = ((DirectReference) refElement).getURI();
String valueType = ((DirectReference) refElement).getValueType();
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken secToken = SecurityUtil.locateBySCTId(context, wsuId);
if (secToken == null) {
secToken =resolveToken(wsuId,context,secureMsg);
//workaround for case where Reference does not have ValueType
if ((valueType == null) && (secToken instanceof EncryptedKeyToken)){
valueType = MessageConstants.EncryptedKey_NS;
}
}
if(MessageConstants.EncryptedKey_NS.equals(valueType)){
try{
Element cipherData = (Element)((EncryptedKeyToken)secToken).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
byte[] decodedCipher = Base64.decode(cipherValue);
byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
String encEkSha1 = Base64.encode(ekSha1);
context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
throw new XWSSecurityException(e);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)secToken).getKeyInfo();
encKey = ((EncryptedKeyToken)secToken).getSecretKey(getKey(kiHB, false, context), dataEncAlgo);
secret = encKey.getEncoded();
context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, encKey);
} else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
if (secToken instanceof SecurityContextToken) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
//handling for SecurityContext Token
secret = resolveSCT(context, (SecurityContextTokenImpl)secToken, false);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0243_INVALID_VALUE_TYPE_NON_SCT_TOKEN());
throw new XWSSecurityException("Incorrect ValueType: " + MessageConstants.SCT_VALUETYPE + ", specified for a Non SCT Token");
}
} else if (null == valueType) {
if (secToken instanceof SecurityContextToken) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
//handling for SecurityContext Token
secret = resolveSCT(context, (SecurityContextTokenImpl)secToken, false);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0249_UNSUPPORTED_TOKEN_TYPE_DKT());
throw new XWSSecurityException("Unsupported TokenType " + secToken + " under DerivedKeyToken");
}
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0249_UNSUPPORTED_TOKEN_TYPE_DKT());
throw new XWSSecurityException("Unsupported TokenType " + secToken + " under DerivedKeyToken");
}
} else if (refElement instanceof KeyIdentifier) {
KeyIdentifier keyId = (KeyIdentifier)refElement;
if(MessageConstants.EncryptedKeyIdentifier_NS.equals(keyId.getValueType())){
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
String ekSha1RefValue = (String)context.getExtraneousProperty("EncryptedKeySHA1");
Key secretKey = (Key)context.getExtraneousProperty("SecretKey");
String keyRefValue = keyId.getReferenceValue();
if(ekSha1RefValue != null && secretKey != null){
if(ekSha1RefValue.equals(keyRefValue)){
encKey = secretKey;
secret = encKey.getEncoded();
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0240_INVALID_ENCRYPTED_KEY_SHA_1_REFERENCE());
throw new XWSSecurityException("EncryptedKeySHA1 reference not correct");
}
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0240_INVALID_ENCRYPTED_KEY_SHA_1_REFERENCE());
String message = "EncryptedKeySHA1 reference not correct";
throw new XWSSecurityException(message);
}
} else if (MessageConstants.WSSE_SAML_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())
|| MessageConstants.WSSE_SAML_v2_0_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
}
}
String asId = keyId.getReferenceValue();
Element assertion = resolveSAMLToken(sectr, asId, context);
encKey = resolveSamlAssertion(secureMsg,assertion, true,context, asId);
if (context.hasIssuedToken() && encKey != null){
SecurityUtil.initInferredIssuedTokenContext(context, sectr, encKey);
}
secret = encKey.getEncoded();
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0282_UNSUPPORTED_KEY_IDENTIFIER_REFERENCE_DKT());
throw new XWSSecurityException("Unsupported KeyIdentifier Reference " + keyId + " under DerivedKeyToken");
}
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0283_UNSUPPORTED_REFERENCE_TYPE_DKT());
throw new XWSSecurityException("Unsupported ReferenceType " + refElement + " under DerivedKeyToken");
}
long length = token.getLength();
long offset = token.getOffset();
byte[] nonce = token.getNonce();
String label = token.getLabel();
DerivedKeyToken dkt = new DerivedKeyTokenImpl(offset, length, secret, nonce, label);
String jceAlgo = SecurityUtil.getSecretKeyAlgorithm(dataEncAlgo);
Key returnKey = null;
try {
returnKey = dkt.generateSymmetricKey(jceAlgo);
} catch (InvalidKeyException ex) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0247_FAILED_RESOLVE_DERIVED_KEY_TOKEN());
throw new XWSSecurityException(ex);
} catch (NoSuchAlgorithmException ex) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0247_FAILED_RESOLVE_DERIVED_KEY_TOKEN());
throw new XWSSecurityException(ex);
}
return returnKey;
}
//TODO: called from KeySelector for Signature Related EncryptedKey Processing
// clean this up later use a restructured processSecurityTokenReference instead
@SuppressWarnings("unchecked")
public static Key processSTR(KeyInfoHeaderBlock keyInfo,
boolean sig, FilterProcessingContext context)throws XWSSecurityException{
Key returnKey = null;
HashMap tokenCache = context.getTokenCache();
SecurableSoapMessage secureMsg = context.getSecurableSoapMessage();
SecurityTokenReference str = keyInfo.getSecurityTokenReference(0);
ReferenceElement refElement = str.getReference();
SignaturePolicy policy = (SignaturePolicy)context.getInferredPolicy();
SignaturePolicy inferredSignaturePolicy = null;
boolean isWSITRecipient = (context.getMode()== FilterProcessingContext.WSDL_POLICY);
try{
if(isWSITRecipient){
int i = context.getInferredSecurityPolicy().size() - 1;
inferredSignaturePolicy = (SignaturePolicy)context.getInferredSecurityPolicy().get(i);
}
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0250_FAILED_PROCESS_STR(), e);
throw new XWSSecurityException(e);
}
// Do a case analysis based on the type of refElement.
// X509 Token Profile supports 3 kinds of reference mechanisms.
// Embedded Reference not considered.
if (refElement instanceof KeyIdentifier) {
KeyIdentifier keyId = (KeyIdentifier)refElement;
if (MessageConstants.X509SubjectKeyIdentifier_NS.equals(keyId.getValueType()) ||
MessageConstants.X509v3SubjectKeyIdentifier_NS.equals(keyId.getValueType())) {
if(policy != null){
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
}
} else if (MessageConstants.ThumbPrintIdentifier_NS.equals(keyId.getValueType())) {
if(policy != null){
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.THUMB_PRINT_TYPE);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.ThumbPrintIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(
context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()),
MessageConstants.THUMB_PRINT_TYPE
);
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()),
MessageConstants.THUMB_PRINT_TYPE
);
}
} else if(MessageConstants.EncryptedKeyIdentifier_NS.equals(keyId.getValueType())){
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
String ekSha1RefValue = (String)context.getExtraneousProperty("EncryptedKeySHA1");
Key secretKey = (Key)context.getExtraneousProperty("SecretKey");
String keyRefValue = keyId.getReferenceValue();
if(ekSha1RefValue != null && secretKey != null){
if(ekSha1RefValue.equals(keyRefValue))
returnKey = secretKey;
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0240_INVALID_ENCRYPTED_KEY_SHA_1_REFERENCE());
String message = "EncryptedKeySHA1 reference not correct";
throw new XWSSecurityException(message);
}
} else if (MessageConstants.WSSE_SAML_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType()) ||
MessageConstants.WSSE_SAML_v2_0_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())) {
// Its a SAML Assertion, retrieve the assertion
if(policy != null){
AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
keyBinding.setReferenceType(keyId.getValueType());
}
String assertionID = keyId.getDecodedReferenceValue();
Element samlAssertion = resolveSAMLToken(str, assertionID,context);
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
if(inferredKB == null){
if (context.hasIssuedToken()){
inferredSignaturePolicy.setKeyBinding(itkBinding);
}else{
inferredSignaturePolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
}
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
}
}
returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
if (context.hasIssuedToken() && returnKey != null){
SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
}
} else {
if(policy != null){
AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
}
Element samlAssertion = null;
String assertionID = keyId.getDecodedReferenceValue();
try{
samlAssertion = resolveSAMLToken(str, assertionID,context);
}catch(Exception ex){
//ignore
}
if (samlAssertion != null) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
if(inferredKB == null){
if (context.hasIssuedToken()){
inferredSignaturePolicy.setKeyBinding(itkBinding);
}else{
inferredSignaturePolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
}
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
}
}
returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
if (context.hasIssuedToken() && returnKey != null){
SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
}
} else {
// now assume its an X509Token
// Note: the code below assumes base64 EncodingType for X509 SKI
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
if (sig) {
returnKey =
context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
} else {
returnKey =
context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
getDecodedBase64EncodedData(keyId.getReferenceValue()));
}
}
}
} else if (refElement instanceof DirectReference) {
String uri = ((DirectReference) refElement).getURI();
// will be only during verify.
AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
String valueType = ((DirectReference) refElement).getValueType();
if (MessageConstants.DKT_VALUETYPE.equals(valueType) ||
MessageConstants.DKT_13_VALUETYPE.equals(valueType)){
//TODO: this will work for now but need to handle this case here later
valueType = null;
}
if(policy != null){
keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
keyBinding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
keyBinding.setValueType(valueType);
}
if (MessageConstants.X509v3_NS.equals(valueType)||MessageConstants.X509v1_NS.equals(valueType)) {
// its an X509 Token
HashMap insertedX509Cache = context.getInsertedX509Cache();
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
X509SecurityToken token = (X509SecurityToken)insertedX509Cache.get(wsuId);
if(token == null)
token =(X509SecurityToken)resolveToken(wsuId,context,secureMsg);
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
x509Binding.setValueType(valueType);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
returnKey = resolveX509Token(secureMsg, token, sig,context);
} else if(MessageConstants.EncryptedKey_NS.equals(valueType)){
// Do default processing
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token =resolveToken(wsuId,context,secureMsg);
//TODO: STR is referring to EncryptedKey
KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
//TODO: PLUGFEST Algorithm hardcoded for now
//String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
// restore Backward compatibility
String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}else{
if (context.getDataEncryptionAlgorithm() != null){
dataEncAlgo = context.getDataEncryptionAlgorithm();
}
}
try{
Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
byte[] decodedCipher = Base64.decode(cipherValue);
byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
String encEkSha1 = Base64.encode(ekSha1);
context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
throw new XWSSecurityException(e);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
} else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
// could be wsuId or SCT Session Id
String sctId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token = (SecurityToken)tokenCache.get(sctId);
if(token == null){
token = SecurityUtil.locateBySCTId(context, uri);
if (token == null) {
token = resolveToken(sctId, context, secureMsg);
}
if(token == null){
log.log(Level.SEVERE, LogStringsMessages.WSS_0242_UNABLETO_LOCATE_SCT());
throw new XWSSecurityException("SCT Token with Id "+sctId+ "not found");
}else{
tokenCache.put(sctId, token);
}
}
if (token instanceof SecurityContextToken) {
//handling for SecurityContext Token
byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
String encAlgo = "AES"; //hardcoding for now
if (context.getAlgorithmSuite() != null) {
encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(sctBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
returnKey = new SecretKeySpec(proofKey, encAlgo);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0243_INVALID_VALUE_TYPE_NON_SCT_TOKEN());
throw new XWSSecurityException("Incorrect ValueType: " + MessageConstants.SCT_VALUETYPE + ", specified for a Non SCT Token");
}
} else if (null == valueType) {
// Do default processing
String wsuId = SecurableSoapMessage.getIdFromFragmentRef(uri);
SecurityToken token = SecurityUtil.locateBySCTId(context, wsuId);
if (token == null) {
token =resolveToken(wsuId,context,secureMsg);
}
if (token instanceof X509SecurityToken) {
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
returnKey = resolveX509Token(secureMsg, (X509SecurityToken)token, sig,context);
} else if (token instanceof EncryptedKeyToken) {
//TODO: STR is referring to EncryptedKey
KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
ReferenceElement refElem = sectr.getReference();
String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
//restoring BC
//String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
if (context.getAlgorithmSuite() != null) {
dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
}else{
if (context.getDataEncryptionAlgorithm() != null){
dataEncAlgo = context.getDataEncryptionAlgorithm();
}
}
try{
Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
byte[] decodedCipher = Base64.decode(cipherValue);
byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
String encEkSha1 = Base64.encode(ekSha1);
context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
} catch(Exception e){
log.log(Level.SEVERE, LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
throw new XWSSecurityException(e);
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
skBinding.setKeyBinding(x509Binding);
//TODO: ReferenceType and ValueType not set on X509Binding
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(skBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
}
}
returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
} else if (token instanceof SecurityContextToken) {
//handling for SecurityContext Token
byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
String encAlgo = "AES"; //default algo
if (context.getAlgorithmSuite() != null) {
encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
}
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(sctBinding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
}
}
returnKey = new SecretKeySpec(proofKey, encAlgo);
} else if (token instanceof DerivedKeyTokenHeaderBlock){
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(dtkBinding);
} else{
log.log(Level.SEVERE, LogStringsMessages.WSS_0244_INVALID_LEVEL_DKT());
throw new XWSSecurityException("A derived Key Token should be a top level key binding");
}
}
returnKey = resolveDKT(context, (DerivedKeyTokenHeaderBlock)token);
} else {
String message = " Cannot Resolve URI " + uri;
log.log(Level.SEVERE,LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(message),
new Object[] {message});
XWSSecurityException xwsse = new XWSSecurityException(message);
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
xwsse.getMessage(), xwsse);
}
} else {
log.log(
Level.SEVERE,
LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(((DirectReference)refElement).getValueType()),
new Object[] {((DirectReference)refElement).getValueType()});
XWSSecurityException xwsse =
new XWSSecurityException(
"unsupported directreference ValueType "
+ ((DirectReference) refElement).getValueType());
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_INVALID_SECURITY_TOKEN,
xwsse.getMessage(), xwsse);
}
} else if (refElement instanceof X509IssuerSerial) {
BigInteger serialNumber = ((X509IssuerSerial) refElement).getSerialNumber();
String issuerName = ((X509IssuerSerial) refElement).getIssuerName();
if(isWSITRecipient){
MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
x509Binding.setReferenceType(MessageConstants.X509_ISSUER_TYPE);
if(inferredKB == null){
inferredSignaturePolicy.setKeyBinding(x509Binding);
} else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
}
}
if (sig) {
returnKey = context.getSecurityEnvironment().getPublicKey(
context.getExtraneousProperties(), serialNumber, issuerName);
} else {
returnKey = context.getSecurityEnvironment().getPrivateKey(
context.getExtraneousProperties(), serialNumber, issuerName);
}
} else {
log.log(
Level.SEVERE, LogStringsMessages.WSS_0338_UNSUPPORTED_REFERENCE_MECHANISM());
XWSSecurityException xwsse =
new XWSSecurityException(
"Key reference mechanism not supported");
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_UNSUPPORTED_SECURITY_TOKEN,
xwsse.getMessage(),
xwsse);
}
return returnKey;
}
}
