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org.eclipse.jetty.security.jaspi.modules.FormAuthModule Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.security.jaspi.modules;
import java.io.IOException;
import java.util.Map;
import java.util.Set;
import javax.security.auth.Subject;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.auth.message.AuthException;
import javax.security.auth.message.AuthStatus;
import javax.security.auth.message.MessageInfo;
import javax.security.auth.message.MessagePolicy;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.eclipse.jetty.security.CrossContextPsuedoSession;
import org.eclipse.jetty.security.authentication.DeferredAuthentication;
import org.eclipse.jetty.security.authentication.LoginCallbackImpl;
import org.eclipse.jetty.security.authentication.SessionAuthentication;
import org.eclipse.jetty.server.UserIdentity;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.util.URIUtil;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.security.Constraint;
import org.eclipse.jetty.util.security.Password;
/**
* @deprecated use *ServerAuthentication
* @version $Rev: 4792 $ $Date: 2009-03-18 22:55:52 +0100 (Wed, 18 Mar 2009) $
*/
public class FormAuthModule extends BaseAuthModule
{
private static final Logger LOG = Log.getLogger(FormAuthModule.class);
/* ------------------------------------------------------------ */
public final static String __J_URI = "org.eclipse.jetty.util.URI";
public final static String __J_AUTHENTICATED = "org.eclipse.jetty.server.Auth";
public final static String __J_SECURITY_CHECK = "/j_security_check";
public final static String __J_USERNAME = "j_username";
public final static String __J_PASSWORD = "j_password";
// private String realmName;
public static final String LOGIN_PAGE_KEY = "org.eclipse.jetty.security.jaspi.modules.LoginPage";
public static final String ERROR_PAGE_KEY = "org.eclipse.jetty.security.jaspi.modules.ErrorPage";
public static final String SSO_SOURCE_KEY = "org.eclipse.jetty.security.jaspi.modules.SsoSource";
private String _formErrorPage;
private String _formErrorPath;
private String _formLoginPage;
private String _formLoginPath;
private CrossContextPsuedoSession ssoSource;
public FormAuthModule()
{
}
public FormAuthModule(CallbackHandler callbackHandler, String loginPage, String errorPage)
{
super(callbackHandler);
setLoginPage(loginPage);
setErrorPage(errorPage);
}
public FormAuthModule(CallbackHandler callbackHandler, CrossContextPsuedoSession ssoSource,
String loginPage, String errorPage)
{
super(callbackHandler);
this.ssoSource = ssoSource;
setLoginPage(loginPage);
setErrorPage(errorPage);
}
@Override
public void initialize(MessagePolicy requestPolicy, MessagePolicy responsePolicy,
CallbackHandler handler, Map options)
throws AuthException
{
super.initialize(requestPolicy, responsePolicy, handler, options);
setLoginPage((String) options.get(LOGIN_PAGE_KEY));
setErrorPage((String) options.get(ERROR_PAGE_KEY));
ssoSource = (CrossContextPsuedoSession) options.get(SSO_SOURCE_KEY);
}
private void setLoginPage(String path)
{
if (!path.startsWith("/"))
{
LOG.warn("form-login-page must start with /");
path = "/" + path;
}
_formLoginPage = path;
_formLoginPath = path;
if (_formLoginPath.indexOf('?') > 0) _formLoginPath = _formLoginPath.substring(0, _formLoginPath.indexOf('?'));
}
/* ------------------------------------------------------------ */
private void setErrorPage(String path)
{
if (path == null || path.trim().length() == 0)
{
_formErrorPath = null;
_formErrorPage = null;
}
else
{
if (!path.startsWith("/"))
{
LOG.warn("form-error-page must start with /");
path = "/" + path;
}
_formErrorPage = path;
_formErrorPath = path;
if (_formErrorPath.indexOf('?') > 0) _formErrorPath = _formErrorPath.substring(0, _formErrorPath.indexOf('?'));
}
}
@Override
public AuthStatus validateRequest(MessageInfo messageInfo, Subject clientSubject, Subject serviceSubject) throws AuthException
{
HttpServletRequest request = (HttpServletRequest) messageInfo.getRequestMessage();
HttpServletResponse response = (HttpServletResponse) messageInfo.getResponseMessage();
String uri = request.getRequestURI();
if (uri==null)
uri=URIUtil.SLASH;
boolean mandatory = isMandatory(messageInfo);
mandatory |= isJSecurityCheck(uri);
HttpSession session = request.getSession(mandatory);
// not mandatory or its the login or login error page don't authenticate
if (!mandatory || isLoginOrErrorPage(URIUtil.addPaths(request.getServletPath(),request.getPathInfo()))) return AuthStatus.SUCCESS;
try
{
// Handle a request for authentication.
if (isJSecurityCheck(uri))
{
final String username = request.getParameter(__J_USERNAME);
final String password = request.getParameter(__J_PASSWORD);
boolean success = tryLogin(messageInfo, clientSubject, response, session, username, new Password(password));
if (success)
{
// Redirect to original request
String nuri=null;
synchronized(session)
{
nuri = (String) session.getAttribute(__J_URI);
}
if (nuri == null || nuri.length() == 0)
{
nuri = request.getContextPath();
if (nuri.length() == 0)
nuri = URIUtil.SLASH;
}
response.setContentLength(0);
response.sendRedirect(response.encodeRedirectURL(nuri));
return AuthStatus.SEND_CONTINUE;
}
// not authenticated
if (LOG.isDebugEnabled()) LOG.debug("Form authentication FAILED for " + StringUtil.printable(username));
if (_formErrorPage == null)
{
if (response != null) response.sendError(HttpServletResponse.SC_FORBIDDEN);
}
else
{
response.setContentLength(0);
response.sendRedirect(response.encodeRedirectURL(URIUtil.addPaths(request.getContextPath(), _formErrorPage)));
}
// TODO is this correct response if isMandatory false??? Can
// that occur?
return AuthStatus.SEND_FAILURE;
}
// Check if the session is already authenticated.
SessionAuthentication sessionAuth = (SessionAuthentication)session.getAttribute(SessionAuthentication.__J_AUTHENTICATED);
if (sessionAuth != null)
{
//TODO: ideally we would like the form auth module to be able to invoke the
//loginservice.validate() method to check the previously authed user, but it is not visible
//to FormAuthModule
if (sessionAuth.getUserIdentity().getSubject() == null)
return AuthStatus.SEND_FAILURE;
Set credentials = sessionAuth.getUserIdentity().getSubject().getPrivateCredentials();
if (credentials == null || credentials.isEmpty())
return AuthStatus.SEND_FAILURE; //if no private credentials, assume it cannot be authenticated
clientSubject.getPrivateCredentials().addAll(credentials);
clientSubject.getPrivateCredentials().add(sessionAuth.getUserIdentity());
return AuthStatus.SUCCESS;
}
else if (ssoSource != null)
{
UserInfo userInfo = ssoSource.fetch(request);
if (userInfo != null)
{
boolean success = tryLogin(messageInfo, clientSubject, response, session, userInfo.getUserName(), new Password(new String(userInfo.getPassword())));
if (success) { return AuthStatus.SUCCESS; }
}
}
// if we can't send challenge
if (DeferredAuthentication.isDeferred(response))
return AuthStatus.SUCCESS;
// redirect to login page
StringBuffer buf = request.getRequestURL();
if (request.getQueryString() != null)
buf.append("?").append(request.getQueryString());
synchronized (session)
{
session.setAttribute(__J_URI, buf.toString());
}
response.setContentLength(0);
response.sendRedirect(response.encodeRedirectURL(URIUtil.addPaths(request.getContextPath(), _formLoginPage)));
return AuthStatus.SEND_CONTINUE;
}
catch (IOException e)
{
throw new AuthException(e.getMessage());
}
catch (UnsupportedCallbackException e)
{
throw new AuthException(e.getMessage());
}
}
/* ------------------------------------------------------------ */
public boolean isJSecurityCheck(String uri)
{
int jsc = uri.indexOf(__J_SECURITY_CHECK);
if (jsc<0)
return false;
int e=jsc+__J_SECURITY_CHECK.length();
if (e==uri.length())
return true;
char c = uri.charAt(e);
return c==';'||c=='#'||c=='/'||c=='?';
}
private boolean tryLogin(MessageInfo messageInfo, Subject clientSubject,
HttpServletResponse response, HttpSession session,
String username, Password password)
throws AuthException, IOException, UnsupportedCallbackException
{
if (login(clientSubject, username, password, Constraint.__FORM_AUTH, messageInfo))
{
char[] pwdChars = password.toString().toCharArray();
Set loginCallbacks = clientSubject.getPrivateCredentials(LoginCallbackImpl.class);
if (!loginCallbacks.isEmpty())
{
LoginCallbackImpl loginCallback = loginCallbacks.iterator().next();
Set userIdentities = clientSubject.getPrivateCredentials(UserIdentity.class);
if (!userIdentities.isEmpty())
{
UserIdentity userIdentity = userIdentities.iterator().next();
SessionAuthentication sessionAuth = new SessionAuthentication(Constraint.__FORM_AUTH, userIdentity, password);
session.setAttribute(SessionAuthentication.__J_AUTHENTICATED, sessionAuth);
}
}
// Sign-on to SSO mechanism
if (ssoSource != null)
{
UserInfo userInfo = new UserInfo(username, pwdChars);
ssoSource.store(userInfo, response);
}
return true;
}
return false;
}
public boolean isLoginOrErrorPage(String pathInContext)
{
return pathInContext != null && (pathInContext.equals(_formErrorPath) || pathInContext.equals(_formLoginPath));
}
}
