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HttpAuthenticationManager.java
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/
HttpAuthenticationManager.java
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/*
* Copyright 2012 JBoss Inc
*
* Licensed 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.uberfire.security.server.auth;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.enterprise.inject.Alternative;
import javax.servlet.RequestDispatcher;
import org.uberfire.security.ResourceManager;
import org.uberfire.security.Role;
import org.uberfire.security.SecurityContext;
import org.uberfire.security.Subject;
import org.uberfire.security.auth.AuthenticatedStorageProvider;
import org.uberfire.security.auth.AuthenticationException;
import org.uberfire.security.auth.AuthenticationManager;
import org.uberfire.security.auth.AuthenticationProvider;
import org.uberfire.security.auth.AuthenticationResult;
import org.uberfire.security.auth.AuthenticationScheme;
import org.uberfire.security.auth.Credential;
import org.uberfire.security.auth.Principal;
import org.uberfire.security.auth.RoleProvider;
import org.uberfire.security.auth.SubjectPropertiesProvider;
import org.uberfire.security.impl.IdentityImpl;
import org.uberfire.security.impl.RoleImpl;
import org.uberfire.security.server.HttpSecurityContext;
import org.uberfire.security.server.cdi.SecurityFactory;
import static org.uberfire.commons.validation.PortablePreconditions.checkNotEmpty;
import static org.uberfire.commons.validation.PortablePreconditions.checkNotNull;
import static org.uberfire.commons.validation.Preconditions.*;
import static org.uberfire.security.Role.*;
import static org.uberfire.security.auth.AuthenticationStatus.*;
@Alternative
public class HttpAuthenticationManager implements AuthenticationManager {
private final List<AuthenticationScheme> authSchemes;
private final List<AuthenticationProvider> authProviders;
private final List<RoleProvider> roleProviders;
private final List<SubjectPropertiesProvider> subjectPropertiesProviders;
private final List<AuthenticatedStorageProvider> authStorageProviders;
private final ResourceManager resourceManager;
private final Map<String, String> requestCache = new HashMap<String, String>();
private final String forceURL;
//if System.getProperty("java.security.auth.login.config") != null => create a JAASProvider
public HttpAuthenticationManager( final List<AuthenticationScheme> authScheme,
final String forceURL,
final List<AuthenticationProvider> authProviders,
final List<RoleProvider> roleProviders,
final List<SubjectPropertiesProvider> subjectPropertiesProviders,
final List<AuthenticatedStorageProvider> authStorageProviders,
final ResourceManager resourceManager ) {
this.forceURL = forceURL;
this.authSchemes = checkNotEmpty( "authScheme", authScheme );
this.authProviders = checkNotEmpty( "authProviders", authProviders );
this.roleProviders = checkNotEmpty( "roleProviders", roleProviders );
this.subjectPropertiesProviders = checkNotNull( "subjectPropertiesProviders", subjectPropertiesProviders );
this.authStorageProviders = checkNotEmpty( "authStorageProviders", authStorageProviders );
this.resourceManager = checkNotNull( "resourceManager", resourceManager );
}
@Override
public Subject authenticate( final SecurityContext context ) throws AuthenticationException {
final HttpSecurityContext httpContext = checkInstanceOf( "context", context, HttpSecurityContext.class );
Principal principal = null;
for ( final AuthenticatedStorageProvider storeProvider : authStorageProviders ) {
principal = storeProvider.load( httpContext );
if ( principal != null ) {
break;
}
}
if ( principal != null && principal instanceof Subject ) {
return (Subject) principal;
}
boolean isRememberOp = principal != null;
final boolean requiresAuthentication = resourceManager.requiresAuthentication( httpContext.getResource() );
if ( principal == null ) {
for ( final AuthenticationScheme authScheme : authSchemes ) {
if ( authScheme.isAuthenticationRequest( httpContext ) ) {
break;
} else if ( requiresAuthentication ) {
if ( !requestCache.containsKey( httpContext.getRequest().getSession().getId() ) ) {
if ( forceURL != null ) {
requestCache.put( httpContext.getRequest().getSession().getId(), forceURL );
} else {
requestCache.put( httpContext.getRequest().getSession().getId(), httpContext.getRequest().getRequestURI() + "?" + httpContext.getRequest().getQueryString() );
}
}
authScheme.challengeClient( httpContext );
}
}
if ( !requiresAuthentication ) {
return null;
}
all_auth:
for ( final AuthenticationScheme authScheme : authSchemes ) {
final Credential credential = authScheme.buildCredential( httpContext );
if ( credential == null ) {
continue;
}
for ( final AuthenticationProvider authProvider : authProviders ) {
final AuthenticationResult result = authProvider.authenticate( credential, context );
if ( result.getStatus().equals( FAILED ) ) {
authScheme.challengeClient( httpContext );
throw new AuthenticationException( "Invalid credentials." );
} else if ( result.getStatus().equals( SUCCESS ) ) {
principal = result.getPrincipal();
break all_auth;
}
}
}
}
if ( principal == null ) {
throw new AuthenticationException( "Invalid credentials." );
}
final List<Role> roles = new ArrayList<Role>();
if ( isRememberOp ) {
roles.add( new RoleImpl( ROLE_REMEMBER_ME ) );
}
for ( final RoleProvider roleProvider : roleProviders ) {
roles.addAll( roleProvider.loadRoles( principal ) );
}
final Map<String, String> properties = new HashMap<String, String>();
for ( final SubjectPropertiesProvider propertiesProvider : subjectPropertiesProviders ) {
properties.putAll( propertiesProvider.loadProperties( principal ) );
}
final String name = principal.getName();
final Subject result = new IdentityImpl( name, roles, properties );
for ( final AuthenticatedStorageProvider storeProvider : authStorageProviders ) {
storeProvider.store( httpContext, result );
}
final String originalRequest = requestCache.remove( httpContext.getRequest().getSession().getId() );
if ( originalRequest != null && !originalRequest.isEmpty() && !httpContext.getResponse().isCommitted() ) {
try {
if ( useRedirect( originalRequest ) ) {
httpContext.getResponse().sendRedirect( originalRequest );
} else {
// subject must be already set here since we forwarding
SecurityFactory.setSubject( result );
RequestDispatcher rd = httpContext.getRequest().getRequestDispatcher( originalRequest.replaceFirst( httpContext.getRequest().getContextPath(), "" ) );
// forward instead of sendRedirect as sendRedirect will always use GET method which
// means it can change http method if non GET was used for instance POST
rd.forward( httpContext.getRequest(), httpContext.getResponse() );
}
} catch ( Exception e ) {
throw new RuntimeException( "Unable to redirect." );
}
}
return result;
}
@Override
public void logout( final SecurityContext context ) throws AuthenticationException {
for ( final AuthenticatedStorageProvider storeProvider : authStorageProviders ) {
storeProvider.cleanup( context );
}
final HttpSecurityContext httpContext = checkInstanceOf( "context", context, HttpSecurityContext.class );
httpContext.getRequest().getSession().invalidate();
}
private boolean useRedirect( String originalRequest ) {
// hack for gwt hosted mode
return originalRequest.contains( "gwt.codesvr" );
}
}