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This module contains the Metro runtime code.
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package com.sun.xml.wss.saml.util;
import com.sun.xml.stream.buffer.MutableXMLStreamBuffer;
import com.sun.xml.stream.buffer.stax.StreamWriterBufferCreator;
import com.sun.xml.wss.WSITXMLFactory;
import com.sun.xml.wss.impl.SecurableSoapMessage;
import com.sun.xml.wss.logging.LogDomainConstants;
import com.sun.xml.wss.XWSSecurityException;
import com.sun.xml.wss.impl.MessageConstants;
import com.sun.xml.wss.impl.dsig.WSSPolicyConsumerImpl;
import com.sun.xml.wss.logging.saml.LogStringsMessages;
import java.text.ParseException;
import java.util.Date;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.bind.Marshaller;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.dom.DOMResult;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.xml.bind.JAXBContext;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import com.sun.xml.wss.util.DateUtils;
import java.lang.reflect.Constructor;
import java.security.PublicKey;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.xml.crypto.Data;
import javax.xml.crypto.NodeSetData;
import javax.xml.crypto.URIDereferencer;
import javax.xml.crypto.URIReference;
import javax.xml.crypto.URIReferenceException;
import javax.xml.crypto.XMLCryptoContext;
import javax.xml.crypto.dsig.XMLSignature;
import javax.xml.crypto.dsig.XMLSignatureFactory;
import javax.xml.crypto.dsig.dom.DOMValidateContext;
import org.w3c.dom.NamedNodeMap;
public class SAMLUtil {
private static Logger logger = Logger.getLogger(LogDomainConstants.SAML_API_DOMAIN,
LogDomainConstants.SAML_API_DOMAIN_BUNDLE);
public static Element locateSamlAssertion(String assertionId,Document soapDocument)
throws XWSSecurityException {
//System.out.println("\n\n--------SOAP DOCUMENT : " + soapDocument + "--------\n\n");
NodeList nodeList = null;
// try {
nodeList = soapDocument.getElementsByTagNameNS(MessageConstants.SAML_v1_0_NS, MessageConstants.SAML_ASSERTION_LNAME);
if((nodeList.item(0)) == null ){
nodeList = soapDocument.getElementsByTagNameNS(MessageConstants.SAML_v2_0_NS,
MessageConstants.SAML_ASSERTION_LNAME);
}
int nodeListLength = nodeList.getLength();
if (nodeListLength == 0) {
logger.log(Level.SEVERE,LogStringsMessages.WSS_001_SAML_ASSERTION_NOT_FOUND(assertionId));
throw SecurableSoapMessage.newSOAPFaultException(
MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
"Referenced Security Token could not be retrieved",
null);
//throw new XWSSecurityException(
//"No SAML Assertion found with AssertionID:" + assertionId );
}
for (int i=0; i 0) {
conditionsElement = nl.item(0);
} else {
//no conditions stmt
logger.log(Level.INFO, "No Conditions Element found in SAML Assertion");
return true;
}
Element elt = (Element)conditionsElement;
String eltName = elt.getLocalName();
if (eltName == null) {
throw new XWSSecurityException("Internal Error: LocalName of Conditions Element found Null") ;
}
if (!(eltName.equals("Conditions"))) {
throw new XWSSecurityException("Internal Error: LocalName of Conditions Element found to be :" + eltName) ;
}
String dt = elt.getAttribute("NotBefore");
if ((dt != null) && (!dt.equals(""))) {
try {
_notBefore = DateUtils.stringToDate(dt);
} catch (ParseException pe) {
throw new XWSSecurityException(pe);
}
}
dt = elt.getAttribute("NotOnOrAfter");
if ((dt != null) && (!dt.equals(""))) {
try {
_notOnOrAfter = DateUtils.stringToDate(
elt.getAttribute("NotOnOrAfter"));
} catch (ParseException pe) {
throw new XWSSecurityException(pe);
}
}
long someTime = System.currentTimeMillis();
if (_notBefore == null ) {
if (_notOnOrAfter == null) {
return true;
} else {
if (someTime < _notOnOrAfter.getTime()) {
return true;
}
}
} else if (_notOnOrAfter == null ) {
if (someTime >= _notBefore.getTime()) {
return true;
}
} else if ((someTime >= _notBefore.getTime()) &&
(someTime < _notOnOrAfter.getTime()))
{
return true;
}
return false;
}
public static boolean verifySignature(Element samlAssertion, PublicKey pubKey)throws XWSSecurityException {
try {
Map map = new HashMap();
String id = samlAssertion.getAttribute("ID");
if (id == null || id.length() < 1){
id = samlAssertion.getAttribute("AssertionID");
}
map.put(id, samlAssertion);
NodeList nl = samlAssertion.getElementsByTagNameNS(MessageConstants.DSIG_NS, "Signature");
//verify the signature inside the SAML assertion
if (nl.getLength() == 0) {
throw new XWSSecurityException("Unsigned SAML Assertion encountered while verifying the SAML signature");
}
Element signElement = (Element) nl.item(0);
DOMValidateContext validationContext = new DOMValidateContext(pubKey, signElement);
XMLSignatureFactory signatureFactory = WSSPolicyConsumerImpl.getInstance().getSignatureFactory();
// unmarshal the XMLSignature
XMLSignature xmlSignature = signatureFactory.unmarshalXMLSignature(validationContext);
validationContext.setURIDereferencer(new DSigResolver(map, samlAssertion));
boolean coreValidity = xmlSignature.validate(validationContext);
return coreValidity;
} catch (Exception ex) {
throw new XWSSecurityException(ex);
}
}
private static class DSigResolver implements URIDereferencer{
//TODO : Convert DSigResolver to singleton class.
Element elem = null;
Map map = null;
Class _nodeSetClass = null;
String optNSClassName = "org.apache.jcp.xml.dsig.internal.dom.DOMSubTreeData";
Constructor _constructor = null;
Boolean _false = Boolean.valueOf(false);
DSigResolver(Map map,Element elem){
this.elem = elem;
this.map = map;
init();
}
void init(){
try{
_nodeSetClass = Class.forName(optNSClassName);
_constructor = _nodeSetClass.getConstructor(new Class [] {org.w3c.dom.Node.class,boolean.class});
}catch(LinkageError le){
// logger.log (Level.FINE,"Not able load JSR 105 RI specific NodeSetData class ",le);
}catch(ClassNotFoundException cne){
// logger.log (Level.FINE,"Not able load JSR 105 RI specific NodeSetData class ",cne);
}catch(NoSuchMethodException ne){
}
}
public Data dereference(URIReference uriRef, XMLCryptoContext context) throws URIReferenceException {
try{
String uri = null;
uri = uriRef.getURI();
return dereferenceURI(uri,context);
}catch(Exception ex){
// log here
throw new URIReferenceException(ex);
}
}
Data dereferenceURI(String uri, XMLCryptoContext context) throws URIReferenceException{
if(uri.charAt(0) == '#'){
uri = uri.substring(1,uri.length());
Element el = elem.getOwnerDocument().getElementById(uri);
if(el == null){
el = (Element)map.get(uri);
}
if(_constructor != null){
try{
return (Data)_constructor.newInstance(new Object[] {el,_false});
}catch(Exception ex){
// TODO: igonore this ?
ex.printStackTrace();
}
}else{
final HashSet