Java Code Examples for org.apache.xerces.util.SecurityManager#setEntityExpansionLimit()
The following examples show how to use
org.apache.xerces.util.SecurityManager#setEntityExpansionLimit() .
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Example 1
| Source File: TaskUtils.java From micro-integrator with Apache License 2.0 | 6 votes |
|
public static Document convertToDocument(File file) throws TaskException {
DocumentBuilderFactory fac = DocumentBuilderFactory.newInstance();
fac.setNamespaceAware(true);
fac.setXIncludeAware(false);
fac.setExpandEntityReferences(false);
try {
fac.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
fac.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
fac.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(0);
fac.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return fac.newDocumentBuilder().parse(file);
} catch (Exception e) {
throw new TaskException("Error in creating an XML document from file: " + e.getMessage(),
TaskException.Code.CONFIG_ERROR, e);
}
}
Example 2
| Source File: TaskUtils.java From carbon-commons with Apache License 2.0 | 6 votes |
|
public static Document convertToDocument(File file) throws TaskException {
DocumentBuilderFactory fac = DocumentBuilderFactory.newInstance();
fac.setNamespaceAware(true);
fac.setXIncludeAware(false);
fac.setExpandEntityReferences(false);
try {
fac.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
fac.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
fac.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(0);
fac.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return fac.newDocumentBuilder().parse(file);
} catch (Exception e) {
throw new TaskException("Error in creating an XML document from file: "
+ e.getMessage(), Code.CONFIG_ERROR, e);
}
}
Example 3
| Source File: AbstractWSDLProcessor.java From carbon-apimgt with Apache License 2.0 | 6 votes |
|
/**
* Returns a secured document builder to avoid XXE attacks
*
* @return secured document builder to avoid XXE attacks
*/
private DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
} catch (ParserConfigurationException e) {
// Skip throwing the error as this exception doesn't break actual DocumentBuilderFactory creation
log.error("Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or "
+ Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE, e);
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 4
| Source File: APIMWSDLReader.java From carbon-apimgt with Apache License 2.0 | 6 votes |
|
@Deprecated
private static DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
} catch (ParserConfigurationException e) {
// Skip throwing the error as this exception doesn't break actual DocumentBuilderFactory creation
log.error("Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or "
+ Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE, e);
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 5
| Source File: Util.java From carbon-apimgt with Apache License 2.0 | 6 votes |
|
/**
* Returns a secured DocumentBuilderFactory instance
*
* @return DocumentBuilderFactory
*/
public static DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
} catch (ParserConfigurationException e) {
log.error(
"Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or " +
Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE);
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 6
| Source File: Utils.java From balana with Apache License 2.0 | 6 votes |
|
/**
* Create DocumentBuilderFactory with the XXE prevention measurements
*
* @return DocumentBuilderFactory instance
*/
public static DocumentBuilderFactory getSecuredDocumentBuilderFactory() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
} catch (ParserConfigurationException e) {
logger.error(
"Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or " +
Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE);
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 7
| Source File: WSXACMLMessageReceiver.java From carbon-identity with Apache License 2.0 | 6 votes |
|
/**
* Constructing the SAML or XACML Objects from a String
*
* @param xmlString Decoded SAML or XACML String
* @return SAML or XACML Object
* @throws org.wso2.carbon.identity.entitlement.EntitlementException
*/
public XMLObject unmarshall(String xmlString) throws EntitlementException {
try {
doBootstrap();
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder docBuilder = documentBuilderFactory.newDocumentBuilder();
docBuilder.setEntityResolver(new CarbonEntityResolver());
Document document = docBuilder.parse(new ByteArrayInputStream(xmlString.trim().getBytes()));
Element element = document.getDocumentElement();
UnmarshallerFactory unmarshallerFactory = Configuration.getUnmarshallerFactory();
Unmarshaller unmarshaller = unmarshallerFactory.getUnmarshaller(element);
return unmarshaller.unmarshall(element);
} catch (Exception e) {
log.error("Error in constructing XML(SAML or XACML) Object from the encoded String", e);
throw new EntitlementException("Error in constructing XML(SAML or XACML) from the encoded String ", e);
}
}
Example 8
| Source File: PAPPolicyReader.java From carbon-identity with Apache License 2.0 | 6 votes |
|
private PAPPolicyReader(PolicyFinder policyFinder) {
this.policyFinder = policyFinder;
// create the factory
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setIgnoringComments(true);
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
// now use the factory to create the document builder
try {
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
documentBuilderFactory.setFeature(EXTERNAL_GENERAL_ENTITIES_URI, false);
builder = documentBuilderFactory.newDocumentBuilder();
builder.setEntityResolver(new CarbonEntityResolver());
builder.setErrorHandler(this);
} catch (ParserConfigurationException pce) {
throw new IllegalArgumentException("Failed to create the DocumentBuilder. : ", pce);
}
}
Example 9
| Source File: EntitlementUtil.java From carbon-identity with Apache License 2.0 | 6 votes |
|
/**
* * This method provides a secured document builder which will secure XXE attacks.
*
* @param setIgnoreComments whether to set setIgnoringComments in DocumentBuilderFactory.
* @return DocumentBuilder
* @throws ParserConfigurationException
*/
private static DocumentBuilder getSecuredDocumentBuilder(boolean setIgnoreComments) throws
ParserConfigurationException {
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setIgnoringComments(setIgnoreComments);
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
documentBuilderFactory.setFeature(EXTERNAL_GENERAL_ENTITIES_URI, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
documentBuilder.setEntityResolver(new CarbonEntityResolver());
return documentBuilder;
}
Example 10
| Source File: IdentityUtil.java From carbon-identity-framework with Apache License 2.0 | 6 votes |
|
/**
* Create DocumentBuilderFactory with the XXE and XEE prevention measurements.
*
* @return DocumentBuilderFactory instance
*/
public static DocumentBuilderFactory getSecuredDocumentBuilderFactory() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
} catch (ParserConfigurationException e) {
log.error("Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or " +
Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE +
" or secure-processing.");
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 11
| Source File: CarbonUtils.java From micro-integrator with Apache License 2.0 | 6 votes |
|
private static DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature("http://xml.org/sax/features/external-general-entities", false);
dbf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
dbf.setFeature("http://javax.xml.XMLConstants/feature/secure-processing", true);
} catch (ParserConfigurationException var2) {
log.error("Failed to load XML Processor Feature external-general-entities or external-parameter-entities or nonvalidating/load-external-dtd");
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(0);
dbf.setAttribute("http://apache.org/xml/properties/security-manager", securityManager);
return dbf;
}
Example 12
| Source File: MicroIntegratorBaseUtils.java From micro-integrator with Apache License 2.0 | 6 votes |
|
private static DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(org.apache.xerces.impl.Constants.SAX_FEATURE_PREFIX +
org.apache.xerces.impl.Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(org.apache.xerces.impl.Constants.SAX_FEATURE_PREFIX +
org.apache.xerces.impl.Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(org.apache.xerces.impl.Constants.XERCES_FEATURE_PREFIX +
org.apache.xerces.impl.Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
} catch (ParserConfigurationException e) {
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(org.apache.xerces.impl.Constants.XERCES_PROPERTY_PREFIX +
org.apache.xerces.impl.Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 13
| Source File: CarbonServerConfigurationService.java From micro-integrator with Apache License 2.0 | 6 votes |
|
private static DocumentBuilderFactory getSecuredDocumentBuilder() {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setXIncludeAware(false);
dbf.setExpandEntityReferences(false);
try {
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
dbf.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
} catch (ParserConfigurationException e) {
log.error(
"Failed to load XML Processor Feature " + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE + " or " +
Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE + " or " + Constants.LOAD_EXTERNAL_DTD_FEATURE);
}
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
dbf.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY, securityManager);
return dbf;
}
Example 14
| Source File: XSLTTransformer.java From micro-integrator with Apache License 2.0 | 6 votes |
|
/**
* This method provides a secured document builder which will secure XXE attacks.
*
* @param setIgnoreComments whether to set setIgnoringComments in DocumentBuilderFactory.
* @return DocumentBuilder
* @throws ParserConfigurationException
*/
private static DocumentBuilder getSecuredDocumentBuilder(boolean setIgnoreComments) throws
ParserConfigurationException {
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setIgnoringComments(setIgnoreComments);
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setXIncludeAware(false);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(0);
documentBuilderFactory.setAttribute(Constants.XERCES_PROPERTY_PREFIX +
Constants.SECURITY_MANAGER_PROPERTY, securityManager);
documentBuilder.setEntityResolver(new EntityResolver() {
@Override
public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
throw new SAXException("Possible XML External Entity (XXE) attack. Skip resolving entity");
}
});
return documentBuilder;
}
Example 15
| Source File: InMemoryPersistenceManager.java From carbon-identity with Apache License 2.0 | 5 votes |
|
/**
* * This method provides a secured document builder which will secure XXE attacks.
*
* @return DocumentBuilder
* @throws ParserConfigurationException
*/
private DocumentBuilder getSecuredDocumentBuilder() throws ParserConfigurationException {
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
documentBuilderFactory.setFeature(EXTERNAL_GENERAL_ENTITIES_URI, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
documentBuilder.setEntityResolver(new CarbonEntityResolver());
return documentBuilder;
}
Example 16
| Source File: Util.java From carbon-identity with Apache License 2.0 | 5 votes |
|
/**
* Constructing the XMLObject Object from a String
*
* @param authReqStr
* @return Corresponding XMLObject which is a SAML2 object
* @throws SAML2SSOUIAuthenticatorException
*/
public static XMLObject unmarshall(String authReqStr) throws SAML2SSOUIAuthenticatorException {
try {
doBootstrap();
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder docBuilder = documentBuilderFactory.newDocumentBuilder();
docBuilder.setEntityResolver(new CarbonEntityResolver());
Document document = docBuilder.parse(new ByteArrayInputStream(authReqStr.trim()
.getBytes()));
Element element = document.getDocumentElement();
UnmarshallerFactory unmarshallerFactory = Configuration.getUnmarshallerFactory();
Unmarshaller unmarshaller = unmarshallerFactory.getUnmarshaller(element);
return unmarshaller.unmarshall(element);
} catch (Exception e) {
log.error("Error in constructing AuthRequest from the encoded String", e);
throw new SAML2SSOUIAuthenticatorException("Error in constructing AuthRequest from "
+ "the encoded String ", e);
}
}
Example 17
| Source File: UserRegistrationService.java From carbon-identity with Apache License 2.0 | 5 votes |
|
/**
* * This method provides a secured document builder which will secure XXE attacks.
*
* @return DocumentBuilder
* @throws ParserConfigurationException
*/
private DocumentBuilder getSecuredDocumentBuilder() throws ParserConfigurationException {
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
documentBuilderFactory.setFeature(EXTERNAL_GENERAL_ENTITIES_URI, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
documentBuilder.setEntityResolver(new CarbonEntityResolver());
return documentBuilder;
}
Example 18
| Source File: WSXACMLEntitlementServiceClient.java From carbon-identity with Apache License 2.0 | 5 votes |
|
/**
* Constructing the SAML or XACML Objects from a String
*
* @param xmlString Decoded SAML or XACML String
* @return SAML or XACML Object
* @throws EntitlementProxyException
*/
private XMLObject unmarshall(String xmlString) throws EntitlementProxyException {
try {
doBootstrap();
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
documentBuilderFactory.setExpandEntityReferences(false);
documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
documentBuilderFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder docBuilder = documentBuilderFactory.newDocumentBuilder();
docBuilder.setEntityResolver(new CarbonEntityResolver());
Document document = docBuilder.parse(new ByteArrayInputStream(xmlString.trim().getBytes(Charset.forName
("UTF-8"))));
Element element = document.getDocumentElement();
UnmarshallerFactory unmarshallerFactory = Configuration.getUnmarshallerFactory();
Unmarshaller unmarshaller = unmarshallerFactory.getUnmarshaller(element);
return unmarshaller.unmarshall(element);
} catch (Exception e) {
log.error("Error in constructing XML(SAML or XACML) Object from the encoded String", e);
throw new EntitlementProxyException(
"Error in constructing XML(SAML or XACML) from the encoded String", e);
}
}
Example 19
| Source File: NDataSourceHelper.java From carbon-commons with Apache License 2.0 | 5 votes |
|
public static Element stringToElement(String xml) {
if (xml == null || xml.trim().length() == 0) {
return null;
}
try {
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
docFactory.setNamespaceAware(false);
docFactory.setXIncludeAware(false);
docFactory.setExpandEntityReferences(false);
docFactory.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE, false);
docFactory.setFeature(Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_FEATURE, false);
docFactory.setFeature(Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE, false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(0);
docFactory.setAttribute(Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY,
securityManager);
DocumentBuilder db = docFactory.newDocumentBuilder();
return db.parse(new ByteArrayInputStream(xml.getBytes())).getDocumentElement();
} catch (Exception e) {
throw new RuntimeException(e.getMessage(), e);
}
}
Example 20
| Source File: PolicyEditorService.java From carbon-identity with Apache License 2.0 | 4 votes |
|
/**
* Formats a given unformatted XML string
*
* @param xml
* @return A CDATA wrapped, formatted XML String
*/
public String formatXML(String xml) {
try {
// create the factory
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
docFactory.setIgnoringComments(true);
docFactory.setNamespaceAware(true);
docFactory.setExpandEntityReferences(false);
SecurityManager securityManager = new SecurityManager();
securityManager.setEntityExpansionLimit(ENTITY_EXPANSION_LIMIT);
docFactory.setAttribute(SECURITY_MANAGER_PROPERTY, securityManager);
DocumentBuilder docBuilder;
Document xmlDoc;
// now use the factory to create the document builder
docFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
docFactory.setFeature(EXTERNAL_GENERAL_ENTITIES_URI, false);
docBuilder = docFactory.newDocumentBuilder();
docBuilder.setEntityResolver(new CarbonEntityResolver());
xmlDoc = docBuilder.parse(new ByteArrayInputStream(xml.getBytes(Charsets.UTF_8)));
OutputFormat format = new OutputFormat(xmlDoc);
format.setLineWidth(0);
format.setIndenting(true);
format.setIndent(2);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
XMLSerializer serializer = new XMLSerializer(baos, format);
serializer.serialize(xmlDoc);
xml = baos.toString("UTF-8");
} catch (ParserConfigurationException pce) {
throw new IllegalArgumentException("Failed to parse the unformatted XML String. ", pce);
} catch (Exception e) {
log.error("Error occured while formtting the unformatted XML String. ", e);
}
return "<![CDATA[" + xml + "]]>";
}
