[jboss-identity-commits] JBoss Identity SVN: r160 - in identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings: tomcat and 2 other directories.

Author: anil.saldhana(a)jboss.com Date: 2008-12-12 17:40:02 -0500 (Fri, 12 Dec 2008) New Revision: 160 Added: identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/idp/ identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/idp/IDPRedirectValve.java identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/ identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectFormAuthenticator.java identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectValve.java identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/util/ Log: bindings Added: identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/idp/IDPRedirectValve.java =================================================================== --- identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/idp/IDPRedirectValve.java (rev 0) +++ identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/idp/IDPRedirectValve.java 2008-12-12 22:40:02 UTC (rev 160) @@ -0,0 +1,214 @@ +/* + * JBoss, Home of Professional Open Source. + * Copyright 2008, Red Hat Middleware LLC, and individual contributors + * as indicated by the @author tags. See the copyright.txt file in the + * distribution for a full listing of individual contributors. + * + * This is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This software is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this software; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA, or see the FSF site: http://www.fsf.org. + */ +package org.jboss.identity.federation.bindings.tomcat.idp; + +import java.io.IOException; +import java.io.InputStream; +import java.io.StringWriter; +import java.net.URLEncoder; +import java.security.Principal; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Iterator; +import java.util.List; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServletResponse; + +import org.apache.catalina.Role; +import org.apache.catalina.User; +import org.apache.catalina.connector.Request; +import org.apache.catalina.connector.Response; +import org.apache.catalina.realm.GenericPrincipal; +import org.apache.catalina.valves.ValveBase; +import org.apache.log4j.Logger; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnRequestFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnResponseFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLBaseFactory; +import org.jboss.identity.federation.api.util.Base64; +import org.jboss.identity.federation.api.util.DeflateUtil; +import org.jboss.identity.federation.saml.v2.assertion.AssertionType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeStatementType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeType; +import org.jboss.identity.federation.saml.v2.jboss.IDPInfoHolder; +import org.jboss.identity.federation.saml.v2.jboss.IssuerInfoHolder; +import org.jboss.identity.federation.saml.v2.jboss.JBossSAMLURIConstants; +import org.jboss.identity.federation.saml.v2.jboss.SPInfoHolder; +import org.jboss.identity.federation.saml.v2.protocol.AuthnRequestType; +import org.jboss.identity.federation.saml.v2.protocol.ResponseType; + +/** + * Valve at the IDP that supports the HTTP/Redirect Binding + * @author Anil.Saldhana(a)redhat.com + * @since Dec 9, 2008 + */ +public class IDPRedirectValve extends ValveBase +{ + private static Logger log = Logger.getLogger(IDPRedirectValve.class); + + private String identityURL = null; + + public void setIdentityURL(String url) + { + this.identityURL = url; + } + + @Override + public void invoke(Request request, Response response) throws IOException, ServletException + { + //request.setCharacterEncoding("UTF-8"); + + boolean containsSAMLRequestMessage = this.isSAMLRequestMessage(request); + + //Lets check if the user has been authenticated + Principal userPrincipal = request.getUserPrincipal(); + if(userPrincipal == null) + { + //Send it for user authentication + try + { + //Next in the invocation chain + getNext().invoke(request, response); + } + finally + { + //TODO: send saml error + if(response.getStatus() == HttpServletResponse.SC_FORBIDDEN) + throw new RuntimeException("Unauthorized User"); + + //User is authenticated as we are on the return path + userPrincipal = request.getUserPrincipal(); + if(userPrincipal != null) + { + //Send valid saml response after processing the request + if(containsSAMLRequestMessage) + { + try + { + ResponseType responseType = this.getResponse(request, userPrincipal); + StringWriter stringWriter = new StringWriter(); + JBossSAMLAuthnResponseFactory.marshall(responseType, stringWriter); + + String responseMessage = stringWriter.toString(); + + //Deflate encoding + byte[] deflatedMsg = DeflateUtil.encode(responseMessage); + + String base64Response = Base64.encodeBytes(deflatedMsg, Base64.DONT_BREAK_LINES); + + String destination = responseType.getDestination(); + log.trace("IDP:Destination=" + destination); + base64Response = URLEncoder.encode(base64Response, "UTF-8"); + response.sendRedirect(destination + "?SAMLResponse=" + base64Response); + } + catch (Exception e) + { + log.error("Exception:" ,e); + throw new ServletException(e.getLocalizedMessage()); + } + } + } + } + } + } + + private boolean isSAMLRequestMessage(Request request) + { + return request.getParameter("SAMLRequest") != null; + } + + private ResponseType getResponse(Request request, Principal userPrincipal) throws Exception + { + ResponseType responseType = null; + + byte[] decodedMessage = Base64.decode(getSAMLMessage(request)); + + InputStream is = DeflateUtil.decode(decodedMessage); + AuthnRequestType authnRequestType = JBossSAMLAuthnRequestFactory.getAuthnRequestType(is); + if(authnRequestType == null) + throw new IllegalStateException("AuthnRequest is null"); + + JBossSAMLAuthnRequestFactory.marshall(authnRequestType, System.out); + + //Create a response type + String id = "ID_" + JBossSAMLBaseFactory.createUUID(); + + IssuerInfoHolder issuerHolder = new IssuerInfoHolder(this.identityURL); + issuerHolder.setStatusCode(JBossSAMLURIConstants.STATUS_SUCCESS.get()); + + IDPInfoHolder idp = new IDPInfoHolder(); + idp.setNameIDFormatValue(userPrincipal.getName()); + idp.setNameIDFormat(JBossSAMLURIConstants.NAMEID_FORMAT_PERSISTENT.get()); + + SPInfoHolder sp = new SPInfoHolder(); + sp.setResponseDestinationURI(authnRequestType.getAssertionConsumerServiceURL()); + responseType = JBossSAMLAuthnResponseFactory.createResponseType(id, sp, idp, issuerHolder); + //Add information on the roles + List<String> roles = getRoles(userPrincipal); + AssertionType assertion = (AssertionType) responseType.getAssertionOrEncryptedAssertion().get(0); + + AttributeStatementType attrStatement = JBossSAMLBaseFactory.createAttributeStatement(); + for(String role: roles) + { + AttributeType attr = JBossSAMLBaseFactory.createAttributeForRole(role); + attrStatement.getAttributeOrEncryptedAttribute().add(attr); + } + assertion.getStatementOrAuthnStatementOrAuthzDecisionStatement().add(attrStatement); + + log.debug("ResponseType = "); + //Lets see how the response looks like + JBossSAMLAuthnResponseFactory.marshall(responseType, System.out); + + return responseType; + } + + private List<String> getRoles(Principal tomcatPrincipal) + { + List<String> userRoles = new ArrayList<String>(); + + if(tomcatPrincipal instanceof GenericPrincipal) + { + GenericPrincipal gp = (GenericPrincipal) tomcatPrincipal; + String[] roles = gp.getRoles(); + if(roles.length > 0) + userRoles.addAll(Arrays.asList(roles)); + } + else + if(tomcatPrincipal instanceof User) + { + User tomcatUser = (User) tomcatPrincipal; + Iterator<?> iter = tomcatUser.getRoles(); + while(iter.hasNext()) + { + Role tomcatRole = (Role) iter.next(); + userRoles.add(tomcatRole.getRolename()); + } + } + return userRoles; + } + + + private String getSAMLMessage(Request request) + { + return request.getParameter("SAMLRequest"); + } +} \ No newline at end of file Added: identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectFormAuthenticator.java =================================================================== --- identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectFormAuthenticator.java (rev 0) +++ identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectFormAuthenticator.java 2008-12-12 22:40:02 UTC (rev 160) @@ -0,0 +1,216 @@ +/* + * JBoss, Home of Professional Open Source. + * Copyright 2008, Red Hat Middleware LLC, and individual contributors + * as indicated by the @author tags. See the copyright.txt file in the + * distribution for a full listing of individual contributors. + * + * This is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This software is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this software; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA, or see the FSF site: http://www.fsf.org. + */ +package org.jboss.identity.federation.bindings.tomcat.sp; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.net.URLEncoder; +import java.security.Principal; +import java.util.ArrayList; +import java.util.List; + +import javax.servlet.ServletException; +import javax.xml.bind.JAXBElement; + +import org.apache.catalina.Context; +import org.apache.catalina.Session; +import org.apache.catalina.authenticator.Constants; +import org.apache.catalina.authenticator.FormAuthenticator; +import org.apache.catalina.connector.Request; +import org.apache.catalina.connector.Response; +import org.apache.catalina.deploy.LoginConfig; +import org.apache.catalina.realm.GenericPrincipal; +import org.apache.log4j.Logger; +import org.jboss.identity.federation.api.saml.v2.exceptions.AssertionExpiredException; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnRequestFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnResponseFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLBaseFactory; +import org.jboss.identity.federation.api.util.Base64; +import org.jboss.identity.federation.api.util.DeflateUtil; +import org.jboss.identity.federation.saml.v2.assertion.AssertionType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeStatementType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeType; +import org.jboss.identity.federation.saml.v2.assertion.NameIDType; +import org.jboss.identity.federation.saml.v2.assertion.SubjectType; +import org.jboss.identity.federation.saml.v2.jboss.JBossSAMLURIConstants; +import org.jboss.identity.federation.saml.v2.protocol.AuthnRequestType; +import org.jboss.identity.federation.saml.v2.protocol.ResponseType; +import org.jboss.identity.federation.saml.v2.protocol.StatusType; + +/** + * Authenticator at the Service Provider + * that handles HTTP/Redirect binding of SAML 2 + * but falls back on Form Authentication + * + * @author Anil.Saldhana(a)redhat.com + * @since Dec 12, 2008 + */ +public class SPRedirectFormAuthenticator extends FormAuthenticator +{ + private static Logger log = Logger.getLogger(SPRedirectFormAuthenticator.class); + + private String serviceURL = null; + private String identityURL = null; + + public void setIdentityURL(String url) + { + this.identityURL = url; + } + + public void setServiceURL(String url) + { + this.serviceURL = url; + } + + @Override + public boolean authenticate(Request request, Response response, LoginConfig loginConfig) throws IOException + { + Principal principal = request.getUserPrincipal(); + if (principal != null) + { + log.debug("Already authenticated '" + principal.getName() + "'"); + return true; + } + + Session session = request.getSessionInternal(true); + + //Try to get the username + try + { + Principal p = process(request,response); + if(p == null) + { + createSAMLRequestMessage("someuser", response); + return false; + } + String username = p.getName(); + String password = "FED_IDENTITY"; + session.setNote(Constants.SESS_USERNAME_NOTE, username); + session.setNote(Constants.SESS_PASSWORD_NOTE, password); + request.setUserPrincipal(p); + register(request, response, p, Constants.FORM_METHOD, username, password); + return true; + } + catch(AssertionExpiredException aie) + { + log.debug("Assertion has expired. Issuing a new saml2 request to the IDP"); + try + { + createSAMLRequestMessage("someuser", response); + } + catch (Exception e) + { + log.trace("Exception:",e); + e.printStackTrace(); + } + return false; + } + catch(Exception e) + { + log.debug("Exception :",e); + e.printStackTrace(); + } + + //fallback + return super.authenticate(request, response, loginConfig); + } + + private void createSAMLRequestMessage(String username, Response response) + throws Exception + { + //create a saml request + if(this.serviceURL == null) + throw new ServletException("serviceURL is not configured"); + + AuthnRequestType authnRequest = JBossSAMLAuthnRequestFactory.createAuthnRequestType( + "ID_" + JBossSAMLBaseFactory.createUUID(), serviceURL, + identityURL, serviceURL); + + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + JBossSAMLAuthnRequestFactory.marshall(authnRequest, baos); + + //Deflate encoding + byte[] deflatedMsg = DeflateUtil.encode(baos.toByteArray()); + + String base64Request = Base64.encodeBytes(deflatedMsg, Base64.DONT_BREAK_LINES); + + base64Request = URLEncoder.encode(base64Request, "UTF-8"); + String destination = authnRequest.getDestination() + "?SAMLRequest=" + base64Request; + log.debug("Sending to destination="+destination); + response.setCharacterEncoding("UTF-8"); + response.setHeader("Location", destination); + response.setStatus(Response.SC_MOVED_TEMPORARILY); + response.sendRedirect(destination); + return; + } + + @SuppressWarnings("unchecked") + private Principal process(Request request, Response response) throws Exception + { + Principal userPrincipal = null; + + String samlResponse = request.getParameter("SAMLResponse"); + if(samlResponse != null && samlResponse.length() > 0 ) + { + //deal with saml response from IDP + byte[] base64DecodedResponse = Base64.decode(samlResponse); + InputStream is = DeflateUtil.decode(base64DecodedResponse); + + ResponseType responseType = JBossSAMLAuthnResponseFactory.getResponseType(is); + StatusType statusType = responseType.getStatus(); + if(statusType == null) + throw new Exception("Status Type from the IDP is null"); + + String statusValue = statusType.getStatusCode().getValue(); + if(JBossSAMLURIConstants.STATUS_SUCCESS.get().equals(statusValue) == false) + throw new SecurityException("IDP forbid the user"); + + AssertionType assertion = (AssertionType) responseType.getAssertionOrEncryptedAssertion().get(0); + SubjectType subject = assertion.getSubject(); + JAXBElement<NameIDType> jnameID = (JAXBElement<NameIDType>) subject.getContent().get(0); + NameIDType nameID = jnameID.getValue(); + String userName = nameID.getValue(); + List<String> roles = new ArrayList<String>(); + + //Let us get the roles + AttributeStatementType attributeStatement = (AttributeStatementType) assertion.getStatementOrAuthnStatementOrAuthzDecisionStatement().get(0); + List<Object> attList = attributeStatement.getAttributeOrEncryptedAttribute(); + for(Object obj:attList) + { + AttributeType attr = (AttributeType) obj; + String roleName = (String) attr.getAttributeValue().get(0); + roles.add(roleName); + } + + userPrincipal = this.createGenericPrincipal(request, userName, roles); + } + return userPrincipal; + } + + + private Principal createGenericPrincipal(Request request, String username, List<String> roles) + { + Context ctx = request.getContext(); + return new GenericPrincipal(ctx.getRealm(), username, null, roles); + } +} \ No newline at end of file Added: identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectValve.java =================================================================== --- identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectValve.java (rev 0) +++ identity-federation/trunk/identity-bindings/src/main/java/org/jboss/identity/federation/bindings/tomcat/sp/SPRedirectValve.java 2008-12-12 22:40:02 UTC (rev 160) @@ -0,0 +1,181 @@ +/* + * JBoss, Home of Professional Open Source. + * Copyright 2008, Red Hat Middleware LLC, and individual contributors + * as indicated by the @author tags. See the copyright.txt file in the + * distribution for a full listing of individual contributors. + * + * This is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This software is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this software; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA, or see the FSF site: http://www.fsf.org. + */ +package org.jboss.identity.federation.bindings.tomcat.sp; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.net.URLEncoder; +import java.security.Principal; +import java.util.ArrayList; +import java.util.List; + +import javax.servlet.ServletException; +import javax.xml.bind.JAXBElement; + +import org.apache.catalina.Context; +import org.apache.catalina.Session; +import org.apache.catalina.authenticator.Constants; +import org.apache.catalina.connector.Request; +import org.apache.catalina.connector.Response; +import org.apache.catalina.realm.GenericPrincipal; +import org.apache.catalina.valves.ValveBase; +import org.apache.log4j.Logger; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnRequestFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLAuthnResponseFactory; +import org.jboss.identity.federation.api.saml.v2.factories.JBossSAMLBaseFactory; +import org.jboss.identity.federation.api.util.Base64; +import org.jboss.identity.federation.api.util.DeflateUtil; +import org.jboss.identity.federation.saml.v2.assertion.AssertionType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeStatementType; +import org.jboss.identity.federation.saml.v2.assertion.AttributeType; +import org.jboss.identity.federation.saml.v2.assertion.NameIDType; +import org.jboss.identity.federation.saml.v2.assertion.SubjectType; +import org.jboss.identity.federation.saml.v2.jboss.JBossSAMLURIConstants; +import org.jboss.identity.federation.saml.v2.protocol.AuthnRequestType; +import org.jboss.identity.federation.saml.v2.protocol.ResponseType; +import org.jboss.identity.federation.saml.v2.protocol.StatusType; + +/** + * Valve at the Service Provider for the HTTP/Redirect binding + * @author Anil.Saldhana(a)redhat.com + * @since Dec 11, 2008 + */ +public class SPRedirectValve extends ValveBase +{ + private static Logger log = Logger.getLogger(SPRedirectValve.class); + + private String serviceURL = null; + private String identityURL = null; + + public void setIdentityURL(String url) + { + this.identityURL = url; + } + + public void setServiceURL(String url) + { + this.serviceURL = url; + } + + @SuppressWarnings("unchecked") + @Override + public void invoke(Request request, Response response) throws IOException, ServletException + { + try + { + //Lets check if the user has been authenticated + Principal userPrincipal = request.getUserPrincipal(); + if(userPrincipal == null) + { + String samlResponse = request.getParameter("SAMLResponse"); + if(samlResponse != null && samlResponse.length() > 0 ) + { + //deal with saml response from IDP + byte[] base64DecodedResponse = Base64.decode(samlResponse); + InputStream is = DeflateUtil.decode(base64DecodedResponse); + + ResponseType responseType = JBossSAMLAuthnResponseFactory.getResponseType(is); + StatusType statusType = responseType.getStatus(); + if(statusType == null) + throw new Exception("Status Type from the IDP is null"); + + String statusValue = statusType.getStatusCode().getValue(); + if(JBossSAMLURIConstants.STATUS_SUCCESS.get().equals(statusValue) == false) + throw new SecurityException("IDP forbid the user"); + + AssertionType assertion = (AssertionType) responseType.getAssertionOrEncryptedAssertion().get(0); + SubjectType subject = assertion.getSubject(); + JAXBElement<NameIDType> jnameID = (JAXBElement<NameIDType>) subject.getContent().get(0); + NameIDType nameID = jnameID.getValue(); + String userName = nameID.getValue(); + List<String> roles = new ArrayList<String>(); + + //Let us get the roles + AttributeStatementType attributeStatement = (AttributeStatementType) assertion.getStatementOrAuthnStatementOrAuthzDecisionStatement().get(0); + List<Object> attList = attributeStatement.getAttributeOrEncryptedAttribute(); + for(Object obj:attList) + { + AttributeType attr = (AttributeType) obj; + String roleName = (String) attr.getAttributeValue().get(0); + roles.add(roleName); + } + + + Principal idpPrincipal = this.createGenericPrincipal(request, userName, roles); + Session session = request.getSessionInternal(true); + session.setNote(Constants.REQ_SSOID_NOTE, JBossSAMLBaseFactory.createUUID()); + request.setUserPrincipal(idpPrincipal); + session.setPrincipal(idpPrincipal); + } + else + { + //create a saml request + if(this.serviceURL == null) + throw new ServletException("serviceURL is not configured"); + + AuthnRequestType authnRequest = JBossSAMLAuthnRequestFactory.createAuthnRequestType( + "ID_" + JBossSAMLBaseFactory.createUUID(), serviceURL, + identityURL, serviceURL); + + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + JBossSAMLAuthnRequestFactory.marshall(authnRequest, baos); + + //Deflate encoding + byte[] deflatedMsg = DeflateUtil.encode(baos.toByteArray()); + + String base64Request = Base64.encodeBytes(deflatedMsg, Base64.DONT_BREAK_LINES); + + base64Request = URLEncoder.encode(base64Request, "UTF-8"); + String destination = authnRequest.getDestination() + "?SAMLRequest=" + base64Request; + log.trace("Sending to destination="+destination); + log.trace(" "); + response.setCharacterEncoding("UTF-8"); + response.setHeader("Location", destination); + response.setStatus(Response.SC_MOVED_TEMPORARILY); + response.sendRedirect(destination); + return; + } + } + } + catch(SecurityException e) + { + log.error("Security Exception:",e); + response.sendError(Response.SC_FORBIDDEN); + } + catch(Exception e) + { + log.error("Exception:",e); + response.sendError(Response.SC_INTERNAL_SERVER_ERROR, "Server Error"); + } + + //the user is already authenticated + response.recycle(); + getNext().invoke(request, response); + } + + private Principal createGenericPrincipal(Request request, String username, List<String> roles) + { + Context ctx = request.getContext(); + return new GenericPrincipal(ctx.getRealm(), username, null, roles); + } +} \ No newline at end of file