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The Apache WSS4J project provides a Java implementation of the primary security standards
for Web Services, namely the OASIS Web Services Security (WS-Security) specifications
from the OASIS Web Services Security TC.
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.ws.security;
import java.util.HashMap;
import javax.xml.namespace.QName;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.ws.security.action.Action;
import org.apache.ws.security.processor.Processor;
import org.apache.ws.security.transform.STRTransform;
import org.apache.ws.security.util.Loader;
import org.apache.ws.security.util.UUIDGenerator;
import org.apache.xml.security.transforms.Transform;
/**
* WSSConfig Carries configuration data so the WSS4J spec compliance can be
* modified in runtime. Configure an instance of this object only if you need
* WSS4J to emulate certain industry clients or previous OASIS specifications
* for WS-Security interoperability testing purposes. The default settings
* follow the latest OASIS and changing anything might violate the OASIS specs.
* WARNING: changing the default settings will break the compliance with
* the latest specs. Do this only if you know what you are doing.
*
* @author Rami Jaamour ([email protected])
* @author Werner Dittmann ([email protected])
*/
public class WSSConfig {
private static final Log log = LogFactory.getLog(WSSConfig.class.getName());
/**
* The default collection of actions supported by the toolkit.
*/
private static final java.util.Map DEFAULT_ACTIONS;
static {
final java.util.Map tmp = new java.util.HashMap();
try {
tmp.put(
new Integer(WSConstants.UT),
org.apache.ws.security.action.UsernameTokenAction.class.getName()
);
tmp.put(
new Integer(WSConstants.ENCR),
org.apache.ws.security.action.EncryptionAction.class.getName()
);
tmp.put(
new Integer(WSConstants.SIGN),
org.apache.ws.security.action.SignatureAction.class.getName()
);
//
// Note that all actions/processors with dependencies on opensaml are
// registered as Strings. This is so that applications that do not use
// saml do not have to have the opensaml jar available.
//
tmp.put(
new Integer(WSConstants.ST_SIGNED),
"org.apache.ws.security.action.SAMLTokenSignedAction"
);
tmp.put(
new Integer(WSConstants.ST_UNSIGNED),
"org.apache.ws.security.action.SAMLTokenUnsignedAction"
);
tmp.put(
new Integer(WSConstants.TS),
org.apache.ws.security.action.TimestampAction.class.getName()
);
tmp.put(
new Integer(WSConstants.UT_SIGN),
org.apache.ws.security.action.UsernameTokenSignedAction.class.getName()
);
tmp.put(
new Integer(WSConstants.SC),
org.apache.ws.security.action.SignatureConfirmationAction.class.getName()
);
} catch (final Throwable t) {
if (log.isDebugEnabled()) {
log.debug(t.getMessage(), t);
}
}
DEFAULT_ACTIONS = java.util.Collections.unmodifiableMap(tmp);
}
/**
* The default collection of processors supported by the toolkit
*/
private static final java.util.Map DEFAULT_PROCESSORS;
static {
final java.util.Map tmp = new java.util.HashMap();
try {
tmp.put(
WSSecurityEngine.SAML_TOKEN,
"org.apache.ws.security.processor.SAMLTokenProcessor"
);
tmp.put(
WSSecurityEngine.ENCRYPTED_KEY,
org.apache.ws.security.processor.EncryptedKeyProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.SIGNATURE,
org.apache.ws.security.processor.SignatureProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.timeStamp,
org.apache.ws.security.processor.TimestampProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.usernameToken,
org.apache.ws.security.processor.UsernameTokenProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.REFERENCE_LIST,
org.apache.ws.security.processor.ReferenceListProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.signatureConfirmation,
org.apache.ws.security.processor.SignatureConfirmationProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.DERIVED_KEY_TOKEN_05_02,
org.apache.ws.security.processor.DerivedKeyTokenProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.DERIVED_KEY_TOKEN_05_12,
tmp.get(WSSecurityEngine.DERIVED_KEY_TOKEN_05_02)
);
tmp.put(
WSSecurityEngine.SECURITY_CONTEXT_TOKEN_05_02,
org.apache.ws.security.processor.SecurityContextTokenProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.SECURITY_CONTEXT_TOKEN_05_12,
tmp.get(WSSecurityEngine.SECURITY_CONTEXT_TOKEN_05_02)
);
tmp.put(
WSSecurityEngine.binaryToken,
org.apache.ws.security.processor.BinarySecurityTokenProcessor.class.getName()
);
tmp.put(
WSSecurityEngine.ENCRYPTED_DATA,
org.apache.ws.security.processor.EncryptedDataProcessor.class.getName()
);
} catch (final Throwable t) {
if (log.isDebugEnabled()) {
log.debug(t.getMessage(), t);
}
}
DEFAULT_PROCESSORS = java.util.Collections.unmodifiableMap(tmp);
}
protected static WSSConfig defaultConfig = null;
protected boolean wsiBSPCompliant = false;
/**
* Set the timestamp precision mode. If set to true then use
* timestamps with milliseconds, otherwise omit the milliseconds. As per XML
* Date/Time specification the default is to include the milliseconds.
*/
protected boolean precisionInMilliSeconds = true;
protected boolean enableSignatureConfirmation = true;
/**
* If set to true then the timestamp handling will throw an exception if the
* timestamp contains an expires element and the semantics are expired.
*
* If set to false, no exception will be thrown, even if the semantics are
* expired.
*/
protected boolean timeStampStrict = true;
/**
* This variable controls whether types other than PasswordDigest or PasswordText
* are allowed when processing UsernameTokens.
*
* By default this is set to false so that the user doesn't have to explicitly
* reject custom token types in the callback handler.
*/
protected boolean handleCustomPasswordTypes = false;
/**
* This variable controls whether (wsse) namespace qualified password types are
* accepted when processing UsernameTokens.
*
* By default this is set to false.
*/
protected boolean allowNamespaceQualifiedPasswordTypes = false;
/**
* The secret key length to be used for UT_SIGN.
*/
protected int secretKeyLength = WSConstants.WSE_DERIVED_KEY_LEN;
/**
* The default wsu:Id allocator is a simple "start at 1 and increment up"
* thing that is very fast.
*/
public static WsuIdAllocator DEFAULT_ID_ALLOCATOR = new WsuIdAllocator() {
int i;
private synchronized String next() {
return Integer.toString(++i);
}
public String createId(String prefix, Object o) {
if (prefix == null) {
return next();
}
return prefix + next();
}
public String createSecureId(String prefix, Object o) {
if (prefix == null) {
return UUIDGenerator.getUUID();
}
return prefix + UUIDGenerator.getUUID();
}
};
protected WsuIdAllocator idAllocator = DEFAULT_ID_ALLOCATOR;
protected HashMap jceProvider = new HashMap(10);
/**
* The known actions. This map is of the form or .
* The known actions are initialized from a set of defaults,
* but the list may be modified via the setAction operations.
*/
private final java.util.Map actionMap = new java.util.HashMap(DEFAULT_ACTIONS);
/**
* The known processors. This map is of the form or .
* The known processors are initialized from a set of defaults,
* but the list may be modified via the setProcessor operations.
*/
private final java.util.Map processorMap = new java.util.HashMap(DEFAULT_PROCESSORS);
/**
* a static boolean flag that determines whether default JCE providers
* should be added at the time of construction.
*
* These providers, and the order in which they are added, can interfere
* with some JVMs (such as IBMs).
*/
private static boolean addJceProviders = true;
/**
* a boolean flag to record whether we have already been statically
* initialized. This flag prevents repeated and unnecessary calls
* to static initialization code at construction time.
*/
private static boolean staticallyInitialized = false;
/**
* Set the value of the internal addJceProviders flag. This flag
* turns on (or off) automatic registration of known JCE providers
* that provide necessary cryptographic algorithms for use with WSS4J.
* By default, this flag is true, for backwards compatibility. You may
* wish (or need) to initialize the JCE manually, e.g., in some JVMs.
*/
public static void setAddJceProviders(boolean value) {
addJceProviders = value;
}
private synchronized void
staticInit() {
if (!staticallyInitialized) {
org.apache.xml.security.Init.init();
if (addJceProviders) {
/*
* The last provider added has precedence, that is if JuiCE can be added
* then WSS4J uses this provider.
*/
addJceProvider("BC", "org.bouncycastle.jce.provider.BouncyCastleProvider");
addJceProvider("JuiCE", "org.apache.security.juice.provider.JuiCEProviderOpenSSL");
}
Transform.init();
try {
Transform.register(
STRTransform.implementedTransformURI,
"org.apache.ws.security.transform.STRTransform"
);
} catch (Exception ex) {
if (log.isDebugEnabled()) {
log.debug(ex.getMessage(), ex);
}
}
staticallyInitialized = true;
}
}
protected WSSConfig() {
staticInit();
}
/**
* @return a new WSSConfig instance configured with the default values
* (values identical to
* {@link #getDefaultWSConfig getDefaultWSConfig()})
*/
public static WSSConfig getNewInstance() {
return new WSSConfig();
}
/**
* returns a static WSConfig instance that is configured with the latest
* OASIS WS-Security settings.
*/
public static WSSConfig getDefaultWSConfig() {
if (defaultConfig == null) {
defaultConfig = getNewInstance();
}
return defaultConfig;
}
/**
* Checks if we are in WS-I Basic Security Profile compliance mode
*
* @return TODO
*/
public boolean isWsiBSPCompliant() {
return wsiBSPCompliant;
}
/**
* Set the WS-I Basic Security Profile compliance mode. The default is false
* (dues to .Net interop problems).
*
* @param wsiBSPCompliant
*/
public void setWsiBSPCompliant(boolean wsiBSPCompliant) {
this.wsiBSPCompliant = wsiBSPCompliant;
}
/**
* Checks if we need to use milliseconds in timestamps
*
* @return TODO
*/
public boolean isPrecisionInMilliSeconds() {
return precisionInMilliSeconds;
}
/**
* Set the precision in milliseconds
*
* @param precisionInMilliSeconds
* TODO
*/
public void setPrecisionInMilliSeconds(boolean precisionInMilliSeconds) {
this.precisionInMilliSeconds = precisionInMilliSeconds;
}
/**
* @return Returns the enableSignatureConfirmation.
*/
public boolean isEnableSignatureConfirmation() {
return enableSignatureConfirmation;
}
/**
* @param enableSignatureConfirmation
* The enableSignatureConfirmation to set.
*/
public void setEnableSignatureConfirmation(boolean enableSignatureConfirmation) {
this.enableSignatureConfirmation = enableSignatureConfirmation;
}
/**
* @param handleCustomTypes
* whether to handle custom UsernameToken password types or not
*/
public void setHandleCustomPasswordTypes(boolean handleCustomTypes) {
this.handleCustomPasswordTypes = handleCustomTypes;
}
/**
* @return whether custom UsernameToken password types are allowed or not
*/
public boolean getHandleCustomPasswordTypes() {
return handleCustomPasswordTypes;
}
/**
* @param allowNamespaceQualifiedTypes
* whether (wsse) namespace qualified password types are accepted or not
*/
public void setAllowNamespaceQualifiedPasswordTypes(boolean allowNamespaceQualifiedTypes) {
allowNamespaceQualifiedPasswordTypes = allowNamespaceQualifiedTypes;
}
/**
* @return whether (wsse) namespace qualified password types are accepted or not
*/
public boolean getAllowNamespaceQualifiedPasswordTypes() {
return allowNamespaceQualifiedPasswordTypes;
}
/**
* @return Returns if we shall throw an exception on expired request
* semantic
*/
public boolean isTimeStampStrict() {
return timeStampStrict;
}
/**
* @param timeStampStrict
* If true throw an exception on expired request semantic
*/
public void setTimeStampStrict(boolean timeStampStrict) {
this.timeStampStrict = timeStampStrict;
}
/**
* Set the secret key length to be used for UT_SIGN.
*/
public void setSecretKeyLength(int length) {
secretKeyLength = length;
}
/**
* Get the secret key length to be used for UT_SIGN.
*/
public int getSecretKeyLength() {
return secretKeyLength;
}
/**
* @return Returns the WsuIdAllocator used to generate wsu:Id attributes
*/
public WsuIdAllocator getIdAllocator() {
return idAllocator;
}
public void setIdAllocator(WsuIdAllocator idAllocator) {
this.idAllocator = idAllocator;
}
/**
* Associate an action name with a specific action code.
*
* This operation allows applications to supply their own
* actions for well-known operations.
*/
public String setAction(int code, String action) {
Object previousAction = actionMap.put(new Integer(code), action);
if (previousAction instanceof String) {
return (String)previousAction;
} else if (previousAction instanceof Action){
return previousAction.getClass().getName();
}
return null;
}
/**
* Associate an action instance with a specific action code.
*
* This operation allows applications to supply their own
* actions for well-known operations.
*/
public String setAction(int code, Action action) {
Object previousAction = actionMap.put(new Integer(code), action);
if (previousAction instanceof String) {
return (String)previousAction;
} else if (previousAction instanceof Action){
return previousAction.getClass().getName();
}
return null;
}
/**
* Lookup action
*
* @param action
* @return An action class to create a security token
* @throws WSSecurityException
*/
public Action getAction(int action) throws WSSecurityException {
Integer key = new Integer(action);
final Object actionObject = actionMap.get(key);
if (actionObject instanceof String) {
final String name = (String)actionObject;
try {
return (Action) Loader.loadClass(name).newInstance();
} catch (Throwable t) {
if (log.isDebugEnabled()) {
log.debug(t.getMessage(), t);
}
throw new WSSecurityException(WSSecurityException.FAILURE,
"unableToLoadClass", new Object[] { name }, t);
}
} else if (actionObject instanceof Action) {
return (Action)actionObject;
}
return null;
}
/**
* Associate a SOAP processor name with a specified SOAP Security header
* element QName. Processors registered under this QName will be
* called when processing header elements with the specified type.
*/
public String setProcessor(QName el, String name) {
Object previousProcessor = processorMap.put(el, name);
if (previousProcessor instanceof String) {
return (String)previousProcessor;
} else if (previousProcessor instanceof Processor){
return previousProcessor.getClass().getName();
}
return null;
}
/**
* Associate a SOAP processor instance with a specified SOAP Security header
* element QName. Processors registered under this QName will be
* called when processing header elements with the specified type.
*/
public String setProcessor(QName el, Processor processor) {
Object previousProcessor = processorMap.put(el, processor);
if (previousProcessor instanceof String) {
return (String)previousProcessor;
} else if (previousProcessor instanceof Processor){
return previousProcessor.getClass().getName();
}
return null;
}
/**
* @return the SOAP processor associated with the specified
* QName. The QName is intended to refer to an element
* in a SOAP security header. This operation returns
* null if there is no processor associated with the
* specified QName.
*/
public Processor getProcessor(QName el) throws WSSecurityException {
final Object processorObject = processorMap.get(el);
if (processorObject instanceof String) {
final String name = (String)processorObject;
try {
return (Processor) Loader.loadClass(name).newInstance();
} catch (Throwable t) {
if (log.isDebugEnabled()) {
log.debug(t.getMessage(), t);
}
throw new WSSecurityException(WSSecurityException.FAILURE,
"unableToLoadClass", new Object[] { name }, t);
}
} else if (processorObject instanceof Processor) {
return (Processor)processorObject;
}
return null;
}
private boolean loadProvider(String id, String className) {
try {
if (java.security.Security.getProvider(id) == null) {
Class c = Loader.loadClass(className, false);
java.security.Provider[] provs =
java.security.Security.getProviders();
//
// Install the provider after the SUN provider (see WSS-99)
// Otherwise fall back to the old behaviour of inserting
// the provider in position 2. For AIX, install it after
// the IBMJCE provider.
//
int ret = 0;
for (int i = 0; i < provs.length; i++) {
if ("SUN".equals(provs[i].getName())
|| "IBMJCE".equals(provs[i].getName())) {
ret =
java.security.Security.insertProviderAt(
(java.security.Provider) c.newInstance(), i + 2
);
break;
}
}
if (ret == 0) {
ret =
java.security.Security.insertProviderAt(
(java.security.Provider) c.newInstance(), 2
);
}
if (log.isDebugEnabled()) {
log.debug("The provider " + id + " was added at position: " + ret);
}
}
return true;
} catch (Throwable t) {
if (log.isDebugEnabled()) {
log.debug("The provider " + id + " could not be added: " + t.getMessage());
}
return false;
}
}
/**
* Add a new JCE security provider to use for WSS4J.
*
* If the provider is not already known the method loads a security provider
* class and adds the provider to the java security service.
*
*
* @param id
* The id string of the provider
* @param className
* Name of the class the implements the provider. This class must
* be a subclass of java.security.Provider
*
* @return Returns true if the provider was successfully
* added, false otherwise.
*/
public boolean addJceProvider(String id, String className) {
if (jceProvider.get(id) == null && loadProvider(id, className)) {
jceProvider.put(id, className);
return true;
}
return false;
}
}